From d9bf22a0e29c2a70049443a0ae8521a2c0492c8b Mon Sep 17 00:00:00 2001 From: Cash Costello Date: Sun, 11 Dec 2011 06:38:23 -0500 Subject: initial commit for git repository --- CHANGES.txt | 3 + README.txt | 46 + actions/admin.php | 34 + actions/login.php | 4 + actions/missing.php | 54 + actions/sync.php | 57 + graphics/login-bg.gif | Bin 0 -> 237 bytes graphics/openid.jpg | Bin 0 -> 1117 bytes languages/en.php | 119 + manifest.xml | 9 + models/Auth.old/OpenID.php | 576 +++++ models/Auth.old/OpenID/AX.php | 1013 ++++++++ models/Auth.old/OpenID/Association.php | 613 +++++ models/Auth.old/OpenID/BigMath.php | 471 ++++ models/Auth.old/OpenID/Consumer.php | 2189 +++++++++++++++++ models/Auth.old/OpenID/CryptUtil.php | 113 + models/Auth.old/OpenID/DatabaseConnection.php | 131 + models/Auth.old/OpenID/DiffieHellman.php | 112 + models/Auth.old/OpenID/Discover.php | 547 +++++ models/Auth.old/OpenID/DumbStore.php | 100 + models/Auth.old/OpenID/Extension.php | 58 + models/Auth.old/OpenID/FileStore.php | 618 +++++ models/Auth.old/OpenID/HMACSHA1.php | 99 + models/Auth.old/OpenID/Interface.php | 197 ++ models/Auth.old/OpenID/KVForm.php | 112 + models/Auth.old/OpenID/MemcachedStore.php | 207 ++ models/Auth.old/OpenID/Message.php | 895 +++++++ models/Auth.old/OpenID/MySQLStore.php | 77 + models/Auth.old/OpenID/Nonce.php | 109 + models/Auth.old/OpenID/PAPE.php | 311 +++ models/Auth.old/OpenID/Parse.php | 352 +++ models/Auth.old/OpenID/PostgreSQLStore.php | 107 + models/Auth.old/OpenID/SQLStore.php | 569 +++++ models/Auth.old/OpenID/SQLiteStore.php | 71 + models/Auth.old/OpenID/SReg.php | 521 ++++ models/Auth.old/OpenID/Server.php | 1698 +++++++++++++ models/Auth.old/OpenID/ServerRequest.php | 37 + models/Auth.old/OpenID/TrustRoot.php | 410 ++++ models/Auth.old/OpenID/URINorm.php | 231 ++ models/Auth.old/Yadis/HTTPFetcher.php | 114 + models/Auth.old/Yadis/Manager.php | 529 ++++ models/Auth.old/Yadis/Misc.php | 59 + 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24 + .../openid-php-openid-782224d/admin/package2.xml | 74 + .../openid-php-openid-782224d/admin/packagexml.py | 155 ++ .../openid-php-openid-782224d/admin/phpaliases.py | 119 + .../admin/prepare-release | 12 + models/openid-php-openid-782224d/admin/runtests | 71 + models/openid-php-openid-782224d/admin/syntaxcheck | 5 + .../openid-php-openid-782224d/admin/texttest.php | 197 ++ .../admin/tutorials/OpenID/OpenID.pkg | 78 + models/openid-php-openid-782224d/admin/webtest.php | 12 + .../openid-php-openid-782224d/admin/xmlconfig.py | 55 + .../google/php-openid-apps-discover-1.0.1.tar.gz | Bin 0 -> 87918 bytes .../contrib/signed_assertions/AP.php | 180 ++ .../contrib/signed_assertions/SAML.php | 220 ++ .../contrib/upgrade-store-1.1-to-2.0 | 170 ++ models/openid-php-openid-782224d/examples/README | 134 + .../examples/consumer/common.php | 97 + .../examples/consumer/finish_auth.php | 98 + .../examples/consumer/index.php | 73 + .../examples/consumer/try_auth.php | 83 + 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views/default/openid_client/css.php create mode 100644 views/default/openid_client/forms/admin.php create mode 100644 views/default/openid_client/forms/login.php create mode 100644 views/default/openid_client/forms/missing.php create mode 100644 views/default/openid_client/forms/sync.php diff --git a/CHANGES.txt b/CHANGES.txt new file mode 100644 index 000000000..b5d506dd5 --- /dev/null +++ b/CHANGES.txt @@ -0,0 +1,3 @@ +1.3 + +Added a reset page. See README.txt for more infomation. \ No newline at end of file diff --git a/README.txt b/README.txt new file mode 100644 index 000000000..f4103daf4 --- /dev/null +++ b/README.txt @@ -0,0 +1,46 @@ +/** + * Login using OpenID + * + * @package openid_client + * @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU Public License version 2 + * @author Kevin Jardine + * @copyright Curverider 2008-2009 + * @link http://radagast.biz/ + * + */ + + Just unzip into your Elgg mod directory and activate. + + There are several configuration options that you can use to add fancier + features. These are available through the "Configure OpenID client" link + in the admin sidebar. But they are not needed for basic operation. + + *Single Sign-On Link* + + You can optionally configure a single-sign-on link of the form: + + http://url-for-your-elgg/pg/openid_client/sso?username=XXX + + where XXX is an OpenID. + + This can be useful if you are integrating Elgg into another application. + Just put that link into your application navigation, and your user will be + automatically logged-in to Elgg using OpenID. + + This feature is turned off by default. You can activate it on the admin page. + + This link may be insecure because it routes around the XSS protection system + normally used by the plugin. You have been warned. + + *Reset page* + + When logged-in as a site admin, you can visit: + + http://url-for-your-elgg/pg/openid_client/reset + + to reset all your OpenID associations and nonces. This may help if your + association data with a particular OpenID server has become corrupted. + + These are just cached values and will temporarily slow down the next people + who login to your site using OpenID, but not by a large amount. Once the + cache is refreshed, things should be back to normal. \ No newline at end of file diff --git a/actions/admin.php b/actions/admin.php new file mode 100644 index 000000000..568c852a5 --- /dev/null +++ b/actions/admin.php @@ -0,0 +1,34 @@ +wwwroot . "pg/openid_client/admin"); + diff --git a/actions/login.php b/actions/login.php new file mode 100644 index 000000000..44b8233fd --- /dev/null +++ b/actions/login.php @@ -0,0 +1,4 @@ +email = $email; + $details->name = $name; + openid_client_send_activate_confirmation_message($details); + system_message(sprintf(elgg_echo("openid_client:activate_confirmation"),$email)); + } elseif ($code{0} == 'n') { + //activate and login + $user = get_user($details->owner); + $user->email = $email; + $user->name = $name; + $user->active = 'yes'; + $user->save(); + system_message(sprintf(elgg_echo("openid_client:created_openid_account"),$email, $name)); + login($user); + } + forward(); +} elseif ($details) { + // regenerate the form + $user = get_user($details->owner); + $openid_url = $user->alias; + $email_confirmation = openid_client_check_email_confirmation($openid_url); + $body = openid_client_generate_missing_data_form($openid_url,$email,$fullname,$email_confirmation,$code); + page_draw(elgg_echo('openid_client:information_title'),$body); +} else { + // bad code - not much to do but inform user + forward(); +} diff --git a/actions/sync.php b/actions/sync.php new file mode 100644 index 000000000..3f93df9df --- /dev/null +++ b/actions/sync.php @@ -0,0 +1,57 @@ +name = $name; + system_message(sprintf(elgg_echo("openid_client:name_updated"),$name)); + } + + if ($emailchange) { + $i_code = get_input('i_code'); + if (empty($i_code)) { + $new_email = get_input('new_email'); + // this is an email address change request from a yellow OpenID, so the + // email address change must be confirmed with an email message + if (get_user_by_email($email)) { + register_error(sprintf(elgg_echo("openid_client:email_in_use"),$email)); + } else { + $details = openid_client_create_invitation('c',$user->username,$userid,$new_email,$user->name); + openid_client_send_change_confirmation_message($details); + system_message(sprintf(elgg_echo("openid_client:change_confirmation"), $email)); + } + } elseif (!($details = openid_client_get_invitation($i_code))) { + register_error(elgg_echo("openid_client:invalid_code_error")); + } else { + // this is an email address change request from a green OpenID, so the + // email address change does not need to be confirmed + + $email = $details->email; + $ident = $details->owner; + if (get_user_by_email($email)) { + register_error(sprintf(elgg_echo("openid_client:email_in_use"),$email)); + } else { + $user->email; + system_message(sprintf(elgg_echo("openid_client:email_updated"),$email)); + } + } + } + + if ($nosync) { + $store = new OpenID_ElggStore(); + $store->addNoSyncStatus($user); + } +} + +forward(); diff --git a/graphics/login-bg.gif b/graphics/login-bg.gif new file mode 100644 index 000000000..cde836c89 Binary files /dev/null and b/graphics/login-bg.gif differ diff --git a/graphics/openid.jpg b/graphics/openid.jpg new file mode 100644 index 000000000..4e7b8f856 Binary files /dev/null and b/graphics/openid.jpg differ diff --git a/languages/en.php b/languages/en.php new file mode 100644 index 000000000..3357305e8 --- /dev/null +++ b/languages/en.php @@ -0,0 +1,119 @@ + "Log in using OpenID", + 'openid_client_login_service' => "Service", + 'openid_client_logon' => "Logon", + 'openid_client_go' => "Go", + 'openid_client_remember_login' => "Remember login", + 'openid_client:already_loggedin' => "You are already logged in.", + 'openid_client:login_success' => "You have been logged on.", + 'openid_client:login_failure' => "The username was not specified. The system could not log you in.", + 'openid_client:disallowed' => "This site does not allow the OpenID that you entered. " + ."Please try another OpenID or contact the site administrator for more information.", + 'openid_client:redirect_error' => "Could not redirect to server: %s", + 'openid_client:authentication_failure' => "OpenID authentication failed: %s is not a valid OpenID URL.", + 'openid_client:authentication_cancelled' => "OpenID authentication cancelled.", + 'openid_client:authentication_failed' => "OpenID authentication failed (status: %s, message: %s )", + 'openid_client:banned' => "You have been banned from the system!", + 'openid_client:email_in_use' => "Cannot change your email address to %s because it is already in use.", + 'openid_client:email_updated' => "Your email address has been updated to %s", + 'openid_client:information_title' => "OpenID information", + 'openid_client:activate_confirmation' => "A confirmation message has been sent to %s ." + ." Please click on the link in that message to activate your account." + ." You will then be able to login using the OpenID you have supplied.", + 'openid_client:change_confirmation' => "Your email address has changed. A confirmation message has been sent to" + ." your new address at %s . Please click on the link in that message to confirm this new email address. ", + 'openid_client:activate_confirmation_subject' => "%s account verification", + 'openid_client:activate_confirmation_body' => "Dear %s,\n\nThank you for registering with %s.\n\n" + ."To complete your registration, visit the following URL:\n\n\t%s\n\nwithin seven days.\n\nRegards,\n\nThe %s team.", + 'openid_client:change_confirmation_subject' => "%s email change", + 'openid_client:change_confirmation_body' => "Dear %s,\n\nWe have received a request to change your email address" + ." registered with %s.\n\nTo change your email address to {%s}, visit the following URL:\n\n\t%s\n\nwithin seven days." + ."\n\nRegards,\n\nThe %s team.", + 'openid_client:email_label' => "Email:", + 'openid_client:name_label' => "Name:", + 'openid_client:submit_label' => "Submit", + 'openid_client:cancel_label' => "Cancel", + 'openid_client:nosync_label' => "Do not notify me again if the data on this system is not the same" + ." as the data on my OpenID server.", + 'openid_client:sync_instructions' => "The information on your Open ID server is not the same as on this system." + ." Tick the check boxes next to the information you would like to update (if any) and press submit.", + 'openid_client:missing_title' => "Please provide missing information", + 'openid_client:sync_title' => "Synchronise your information", + 'openid_client:missing_email' => "a valid email address", + 'openid_client:missing_name' => "your full name", + 'openid_client:and' => "and", + 'openid_client:missing_info_instructions' => "In order to create an account on this site you need to supply %s." + ." Please enter this information below.", + 'openid_client:create_email_in_use' => "Cannot create an account with the email address %s because it is already in use.", + 'openid_client:missing_name_error' => "You must provide a name.", + 'openid_client:invalid_email_error' => "You must provide a valid email address.", + 'openid_client:invalid_code_error' => "Your form code appears to be invalid. Codes only last for seven days;" + ." it's possible that yours is older.", + 'openid_client:user_creation_failed' => "Unable to create OpenID account.", + 'openid_client:created_openid_account' => "Created OpenID account, transferred email %s and name %s from the OpenID server.", + 'openid_client:name_updated' => "Your name has been updated to %s.", + 'openid_client:missing_confirmation_code' => "Your confirmation code appears to be missing. Please check your link and try again.", + 'openid_client:at_least_13' => "You must indicate that you are at least 13 years old to join.", + 'openid_client:account_created' => "Your account was created! You can now log in using the OpenID (%s) you supplied.", + 'openid_client:email_changed' => "Your email address has been changed to {%s} . " + ."You can now login using your OpenID if you are not already logged in.", + 'openid_client:thankyou' => "Thank you for registering for an account with %s!" + ." Registration is completely free, but before you confirm your details," + ." please take a moment to read the following documents:", + 'openid_client:terms' => "terms and conditions", + 'openid_client:privacy' => "privacy policy", + 'openid_client:acceptance' => "Submitting the form below indicates acceptance of these terms. " + ."Please note that currently you must be at least 13 years of age to join the site.", + 'openid_client:correct_age' => "I am at least thirteen years of age.", + 'openid_client:join_button_label' => "Join", + 'openid_client:confirmation_title' => "OpenID confirmation", + 'openid_client:admin_title' => "Configure OpenID client", + 'openid_client:default_server_title' => "Default server", + 'openid_client:default_server_instructions1' => "You can simplify logging on using OpenID by specifying a default OpenID server." + ." Users who enter a simple account name (eg. \"susan\") during an OpenID login can have it expanded to a full OpenID" + ." if you provide a default server here. Put \"%s\" where you want the account name added. For example, enter" + ." \"http://openidserver.com/%s/\" if you want the OpenID to become \"http://openidserver.com/susan/\" or" + ." \"http://%s.openidserver.com/\" if you want the OpenID to become \"http://susan.openidserver.com/\"", + 'openid_client:default_server_instructions2' => "The presence of dots (\".\") is used to distinguish OpenID URLs from simple" + ." account names, so you can only use this feature for default servers that do not allow dots in their simple account names.", + 'openid_client:server_sync_title' => "Server synchronisation", + 'openid_client:server_sync_instructions' => "Check this box if you want to automatically update this client site if a" + ." user logs in and their email address or name is different from that on their OpenID server. Leave this box unchecked" + ." if you want to allow your users to have the ability to maintain a different name or email address on this system" + ." from the ones on their OpenID server.", + 'openid_client:server_sync_label' => "Automatically update from the OpenID server.", + + 'openid_client:sso_title' => "Single sign-on", + 'openid_client:sso_instructions' => "Check this box if you want to activate the single sign-on link." + ." This link simulates an Elgg OpenID login form submit and can be used to create a one-click single sign-on with Elgg." + ." Note that it is a bit insecure becomes it circumvents Elgg's XSS security" + ." and could in principle be used to log the user into Elgg without his/her knowledge.", + 'openid_client:sso_label' => "Enable single sign-on (SSO) link.", + + 'openid_client:lists_title' => "OpenID lists", + 'openid_client:lists_instruction1' => "You can set up a green, yellow or red list of OpenIDs that this client will accept.", + 'openid_client:lists_instruction2' => "The green list contains OpenIDs that will be accepted to provide identification" + ." and that can supply a trusted email address.", + 'openid_client:lists_instruction3' => "The yellow list contains OpenIDs that will be accepted for identification only." + ." If they provide an email address, a message will be sent to that address for confirmation before registration is allowed.", + 'openid_client:lists_instruction4' => "The red list contains OpenIDs that should be rejected.", + 'openid_client:lists_instruction5' => "If you do not provide a green, yellow or red list, by default all OpenIDs" + ." will be given a green status (they will be accepted for identification and email addresses that they provide will be" + ." accepted without confirmation).", + 'openid_client:lists_instruction6' => "Put one OpenID entry on each line. You can use \"*\" as a wildcard character" + ." to match a number of possible OpenIDs or OpenID servers. Each OpenID must begin with http:// or https:// and end with a" + ." slash (\"/\") - eg. http://*.myopenid.com/", + 'openid_client:green_list_title' => "Green list", + 'openid_client:yellow_list_title' => "Yellow list", + 'openid_client:red_list_title' => "Red list", + 'openid_client:ok_button_label' => "OK", + 'openid_client:admin_response' => "OpenID client configuration values saved." + + ); + + add_translation("en",$english); + +?> \ No newline at end of file diff --git a/manifest.xml b/manifest.xml new file mode 100644 index 000000000..fd0d0a2a7 --- /dev/null +++ b/manifest.xml @@ -0,0 +1,9 @@ + + + + + + + + + diff --git a/models/Auth.old/OpenID.php b/models/Auth.old/OpenID.php new file mode 100644 index 000000000..f4816e9e5 --- /dev/null +++ b/models/Auth.old/OpenID.php @@ -0,0 +1,576 @@ + + * @copyright 2005 Janrain, Inc. + * @license http://www.gnu.org/copyleft/lesser.html LGPL + */ + +/** + * Require the fetcher code. + */ +require_once "Auth/Yadis/PlainHTTPFetcher.php"; +require_once "Auth/Yadis/ParanoidHTTPFetcher.php"; +require_once "Auth/OpenID/BigMath.php"; +/** + * Status code returned by the server when the only option is to show + * an error page, since we do not have enough information to redirect + * back to the consumer. The associated value is an error message that + * should be displayed on an HTML error page. + * + * @see Auth_OpenID_Server + */ +define('Auth_OpenID_LOCAL_ERROR', 'local_error'); + +/** + * Status code returned when there is an error to return in key-value + * form to the consumer. The caller should return a 400 Bad Request + * response with content-type text/plain and the value as the body. + * + * @see Auth_OpenID_Server + */ +define('Auth_OpenID_REMOTE_ERROR', 'remote_error'); + +/** + * Status code returned when there is a key-value form OK response to + * the consumer. The value associated with this code is the + * response. The caller should return a 200 OK response with + * content-type text/plain and the value as the body. + * + * @see Auth_OpenID_Server + */ +define('Auth_OpenID_REMOTE_OK', 'remote_ok'); + +/** + * Status code returned when there is a redirect back to the + * consumer. The value is the URL to redirect back to. The caller + * should return a 302 Found redirect with a Location: header + * containing the URL. + * + * @see Auth_OpenID_Server + */ +define('Auth_OpenID_REDIRECT', 'redirect'); + +/** + * Status code returned when the caller needs to authenticate the + * user. The associated value is a {@link Auth_OpenID_ServerRequest} + * object that can be used to complete the authentication. If the user + * has taken some authentication action, use the retry() method of the + * {@link Auth_OpenID_ServerRequest} object to complete the request. + * + * @see Auth_OpenID_Server + */ +define('Auth_OpenID_DO_AUTH', 'do_auth'); + +/** + * Status code returned when there were no OpenID arguments + * passed. This code indicates that the caller should return a 200 OK + * response and display an HTML page that says that this is an OpenID + * server endpoint. + * + * @see Auth_OpenID_Server + */ +define('Auth_OpenID_DO_ABOUT', 'do_about'); + +/** + * Defines for regexes and format checking. + */ +define('Auth_OpenID_letters', + "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"); + +define('Auth_OpenID_digits', + "0123456789"); + +define('Auth_OpenID_punct', + "!\"#$%&'()*+,-./:;<=>?@[\\]^_`{|}~"); + +if (Auth_OpenID_getMathLib() === null) { + Auth_OpenID_setNoMathSupport(); +} + +/** + * The OpenID utility function class. + * + * @package OpenID + * @access private + */ +class Auth_OpenID { + + /** + * Return true if $thing is an Auth_OpenID_FailureResponse object; + * false if not. + * + * @access private + */ + function isFailure($thing) + { + return is_a($thing, 'Auth_OpenID_FailureResponse'); + } + + /** + * Gets the query data from the server environment based on the + * request method used. If GET was used, this looks at + * $_SERVER['QUERY_STRING'] directly. If POST was used, this + * fetches data from the special php://input file stream. + * + * Returns an associative array of the query arguments. + * + * Skips invalid key/value pairs (i.e. keys with no '=value' + * portion). + * + * Returns an empty array if neither GET nor POST was used, or if + * POST was used but php://input cannot be opened. + * + * @access private + */ + function getQuery($query_str=null) + { + $data = array(); + + if ($query_str !== null) { + $data = Auth_OpenID::params_from_string($query_str); + } else if (!array_key_exists('REQUEST_METHOD', $_SERVER)) { + // Do nothing. + } else { + // XXX HACK FIXME HORRIBLE. + // + // POSTing to a URL with query parameters is acceptable, but + // we don't have a clean way to distinguish those parameters + // when we need to do things like return_to verification + // which only want to look at one kind of parameter. We're + // going to emulate the behavior of some other environments + // by defaulting to GET and overwriting with POST if POST + // data is available. + $data = Auth_OpenID::params_from_string($_SERVER['QUERY_STRING']); + + if ($_SERVER['REQUEST_METHOD'] == 'POST') { + $str = file_get_contents('php://input'); + + if ($str === false) { + $post = array(); + } else { + $post = Auth_OpenID::params_from_string($str); + } + + $data = array_merge($data, $post); + } + } + + return $data; + } + + function params_from_string($str) + { + $chunks = explode("&", $str); + + $data = array(); + foreach ($chunks as $chunk) { + $parts = explode("=", $chunk, 2); + + if (count($parts) != 2) { + continue; + } + + list($k, $v) = $parts; + $data[$k] = urldecode($v); + } + + return $data; + } + + /** + * Create dir_name as a directory if it does not exist. If it + * exists, make sure that it is, in fact, a directory. Returns + * true if the operation succeeded; false if not. + * + * @access private + */ + function ensureDir($dir_name) + { + if (is_dir($dir_name) || @mkdir($dir_name)) { + return true; + } else { + if (Auth_OpenID::ensureDir(dirname($dir_name))) { + return is_dir($dir_name) || @mkdir($dir_name); + } else { + return false; + } + } + } + + /** + * Adds a string prefix to all values of an array. Returns a new + * array containing the prefixed values. + * + * @access private + */ + function addPrefix($values, $prefix) + { + $new_values = array(); + foreach ($values as $s) { + $new_values[] = $prefix . $s; + } + return $new_values; + } + + /** + * Convenience function for getting array values. Given an array + * $arr and a key $key, get the corresponding value from the array + * or return $default if the key is absent. + * + * @access private + */ + function arrayGet($arr, $key, $fallback = null) + { + if (is_array($arr)) { + if (array_key_exists($key, $arr)) { + return $arr[$key]; + } else { + return $fallback; + } + } else { + trigger_error("Auth_OpenID::arrayGet (key = ".$key.") expected " . + "array as first parameter, got " . + gettype($arr), E_USER_WARNING); + + return false; + } + } + + /** + * Replacement for PHP's broken parse_str. + */ + function parse_str($query) + { + if ($query === null) { + return null; + } + + $parts = explode('&', $query); + + $new_parts = array(); + for ($i = 0; $i < count($parts); $i++) { + $pair = explode('=', $parts[$i]); + + if (count($pair) != 2) { + continue; + } + + list($key, $value) = $pair; + $new_parts[$key] = urldecode($value); + } + + return $new_parts; + } + + /** + * Implements the PHP 5 'http_build_query' functionality. + * + * @access private + * @param array $data Either an array key/value pairs or an array + * of arrays, each of which holding two values: a key and a value, + * sequentially. + * @return string $result The result of url-encoding the key/value + * pairs from $data into a URL query string + * (e.g. "username=bob&id=56"). + */ + function httpBuildQuery($data) + { + $pairs = array(); + foreach ($data as $key => $value) { + if (is_array($value)) { + $pairs[] = urlencode($value[0])."=".urlencode($value[1]); + } else { + $pairs[] = urlencode($key)."=".urlencode($value); + } + } + return implode("&", $pairs); + } + + /** + * "Appends" query arguments onto a URL. The URL may or may not + * already have arguments (following a question mark). + * + * @access private + * @param string $url A URL, which may or may not already have + * arguments. + * @param array $args Either an array key/value pairs or an array of + * arrays, each of which holding two values: a key and a value, + * sequentially. If $args is an ordinary key/value array, the + * parameters will be added to the URL in sorted alphabetical order; + * if $args is an array of arrays, their order will be preserved. + * @return string $url The original URL with the new parameters added. + * + */ + function appendArgs($url, $args) + { + if (count($args) == 0) { + return $url; + } + + // Non-empty array; if it is an array of arrays, use + // multisort; otherwise use sort. + if (array_key_exists(0, $args) && + is_array($args[0])) { + // Do nothing here. + } else { + $keys = array_keys($args); + sort($keys); + $new_args = array(); + foreach ($keys as $key) { + $new_args[] = array($key, $args[$key]); + } + $args = $new_args; + } + + $sep = '?'; + if (strpos($url, '?') !== false) { + $sep = '&'; + } + + return $url . $sep . Auth_OpenID::httpBuildQuery($args); + } + + /** + * Turn a string into an ASCII string. + * + * Replace non-ascii characters with a %-encoded, UTF-8 + * encoding. This function will fail if the input is a string and + * there are non-7-bit-safe characters. It is assumed that the + * caller will have already translated the input into a Unicode + * character sequence, according to the encoding of the HTTP POST + * or GET. + * + * Do not escape anything that is already 7-bit safe, so we do the + * minimal transform on the identity URL + * + * @access private + */ + function quoteMinimal($s) + { + $res = array(); + for ($i = 0; $i < strlen($s); $i++) { + $c = $s[$i]; + if ($c >= "\x80") { + for ($j = 0; $j < count(utf8_encode($c)); $j++) { + array_push($res, sprintf("%02X", ord($c[$j]))); + } + } else { + array_push($res, $c); + } + } + + return implode('', $res); + } + + /** + * Implements python's urlunparse, which is not available in PHP. + * Given the specified components of a URL, this function rebuilds + * and returns the URL. + * + * @access private + * @param string $scheme The scheme (e.g. 'http'). Defaults to 'http'. + * @param string $host The host. Required. + * @param string $port The port. + * @param string $path The path. + * @param string $query The query. + * @param string $fragment The fragment. + * @return string $url The URL resulting from assembling the + * specified components. + */ + function urlunparse($scheme, $host, $port = null, $path = '/', + $query = '', $fragment = '') + { + + if (!$scheme) { + $scheme = 'http'; + } + + if (!$host) { + return false; + } + + if (!$path) { + $path = ''; + } + + $result = $scheme . "://" . $host; + + if ($port) { + $result .= ":" . $port; + } + + $result .= $path; + + if ($query) { + $result .= "?" . $query; + } + + if ($fragment) { + $result .= "#" . $fragment; + } + + return $result; + } + + /** + * Given a URL, this "normalizes" it by adding a trailing slash + * and / or a leading http:// scheme where necessary. Returns + * null if the original URL is malformed and cannot be normalized. + * + * @access private + * @param string $url The URL to be normalized. + * @return mixed $new_url The URL after normalization, or null if + * $url was malformed. + */ + function normalizeUrl($url) + { + if ($url === null) { + return null; + } + + assert(is_string($url)); + + $old_url = $url; + $url = trim($url); + + if (strpos($url, "://") === false) { + $url = "http://" . $url; + } + + $parsed = @parse_url($url); + + if ($parsed === false) { + return null; + } + + $defaults = array( + 'scheme' => '', + 'host' => '', + 'path' => '', + 'query' => '', + 'fragment' => '', + 'port' => '' + ); + + $parsed = array_merge($defaults, $parsed); + + if (($parsed['scheme'] == '') || + ($parsed['host'] == '')) { + if ($parsed['path'] == '' && + $parsed['query'] == '') { + return null; + } + + $url = 'http://' + $url; + $parsed = parse_url($url); + + $parsed = array_merge($defaults, $parsed); + } + + $tail = array_map(array('Auth_OpenID', 'quoteMinimal'), + array($parsed['path'], + $parsed['query'])); + if ($tail[0] == '') { + $tail[0] = '/'; + } + + $url = Auth_OpenID::urlunparse($parsed['scheme'], $parsed['host'], + $parsed['port'], $tail[0], $tail[1]); + + assert(is_string($url)); + + return $url; + } + + /** + * Replacement (wrapper) for PHP's intval() because it's broken. + * + * @access private + */ + function intval($value) + { + $re = "/^\\d+$/"; + + if (!preg_match($re, $value)) { + return false; + } + + return intval($value); + } + + /** + * Count the number of bytes in a string independently of + * multibyte support conditions. + * + * @param string $str The string of bytes to count. + * @return int The number of bytes in $str. + */ + function bytes($str) + { + return strlen(bin2hex($str)) / 2; + } + + /** + * Get the bytes in a string independently of multibyte support + * conditions. + */ + function toBytes($str) + { + $hex = bin2hex($str); + + if (!$hex) { + return array(); + } + + $b = array(); + for ($i = 0; $i < strlen($hex); $i += 2) { + $b[] = chr(base_convert(substr($hex, $i, 2), 16, 10)); + } + + return $b; + } + + function urldefrag($url) + { + $parts = explode("#", $url, 2); + + if (count($parts) == 1) { + return array($parts[0], ""); + } else { + return $parts; + } + } + + function filter($callback, &$sequence) + { + $result = array(); + + foreach ($sequence as $item) { + if (call_user_func_array($callback, array($item))) { + $result[] = $item; + } + } + + return $result; + } + + function update(&$dest, &$src) + { + foreach ($src as $k => $v) { + $dest[$k] = $v; + } + } +} +?> diff --git a/models/Auth.old/OpenID/AX.php b/models/Auth.old/OpenID/AX.php new file mode 100644 index 000000000..d183c44c2 --- /dev/null +++ b/models/Auth.old/OpenID/AX.php @@ -0,0 +1,1013 @@ +message = $message; + } +} + +/** + * Abstract class containing common code for attribute exchange + * messages. + * + * @package OpenID + */ +class Auth_OpenID_AX_Message extends Auth_OpenID_Extension { + /** + * ns_alias: The preferred namespace alias for attribute exchange + * messages + */ + var $ns_alias = 'ax'; + + /** + * mode: The type of this attribute exchange message. This must be + * overridden in subclasses. + */ + var $mode = null; + + var $ns_uri = Auth_OpenID_AX_NS_URI; + + /** + * Return Auth_OpenID_AX_Error if the mode in the attribute + * exchange arguments does not match what is expected for this + * class; true otherwise. + * + * @access private + */ + function _checkMode($ax_args) + { + $mode = Auth_OpenID::arrayGet($ax_args, 'mode'); + if ($mode != $this->mode) { + return new Auth_OpenID_AX_Error( + sprintf( + "Expected mode '%s'; got '%s'", + $this->mode, $mode)); + } + + return true; + } + + /** + * Return a set of attribute exchange arguments containing the + * basic information that must be in every attribute exchange + * message. + * + * @access private + */ + function _newArgs() + { + return array('mode' => $this->mode); + } +} + +/** + * Represents a single attribute in an attribute exchange + * request. This should be added to an AXRequest object in order to + * request the attribute. + * + * @package OpenID + */ +class Auth_OpenID_AX_AttrInfo { + /** + * Construct an attribute information object. Do not call this + * directly; call make(...) instead. + * + * @param string $type_uri The type URI for this attribute. + * + * @param int $count The number of values of this type to request. + * + * @param bool $required Whether the attribute will be marked as + * required in the request. + * + * @param string $alias The name that should be given to this + * attribute in the request. + */ + function Auth_OpenID_AX_AttrInfo($type_uri, $count, $required, + $alias) + { + /** + * required: Whether the attribute will be marked as required + * when presented to the subject of the attribute exchange + * request. + */ + $this->required = $required; + + /** + * count: How many values of this type to request from the + * subject. Defaults to one. + */ + $this->count = $count; + + /** + * type_uri: The identifier that determines what the attribute + * represents and how it is serialized. For example, one type + * URI representing dates could represent a Unix timestamp in + * base 10 and another could represent a human-readable + * string. + */ + $this->type_uri = $type_uri; + + /** + * alias: The name that should be given to this attribute in + * the request. If it is not supplied, a generic name will be + * assigned. For example, if you want to call a Unix timestamp + * value 'tstamp', set its alias to that value. If two + * attributes in the same message request to use the same + * alias, the request will fail to be generated. + */ + $this->alias = $alias; + } + + /** + * Construct an attribute information object. For parameter + * details, see the constructor. + */ + function make($type_uri, $count=1, $required=false, + $alias=null) + { + if ($alias !== null) { + $result = Auth_OpenID_AX_checkAlias($alias); + + if (Auth_OpenID_AX::isError($result)) { + return $result; + } + } + + return new Auth_OpenID_AX_AttrInfo($type_uri, $count, $required, + $alias); + } + + /** + * When processing a request for this attribute, the OP should + * call this method to determine whether all available attribute + * values were requested. If self.count == UNLIMITED_VALUES, this + * returns True. Otherwise this returns False, in which case + * self.count is an integer. + */ + function wantsUnlimitedValues() + { + return $this->count === Auth_OpenID_AX_UNLIMITED_VALUES; + } +} + +/** + * Given a namespace mapping and a string containing a comma-separated + * list of namespace aliases, return a list of type URIs that + * correspond to those aliases. + * + * @param $namespace_map The mapping from namespace URI to alias + * @param $alias_list_s The string containing the comma-separated + * list of aliases. May also be None for convenience. + * + * @return $seq The list of namespace URIs that corresponds to the + * supplied list of aliases. If the string was zero-length or None, an + * empty list will be returned. + * + * return null If an alias is present in the list of aliases but + * is not present in the namespace map. + */ +function Auth_OpenID_AX_toTypeURIs(&$namespace_map, $alias_list_s) +{ + $uris = array(); + + if ($alias_list_s) { + foreach (explode(',', $alias_list_s) as $alias) { + $type_uri = $namespace_map->getNamespaceURI($alias); + if ($type_uri === null) { + // raise KeyError( + // 'No type is defined for attribute name %r' % (alias,)) + return new Auth_OpenID_AX_Error( + sprintf('No type is defined for attribute name %s', + $alias) + ); + } else { + $uris[] = $type_uri; + } + } + } + + return $uris; +} + +/** + * An attribute exchange 'fetch_request' message. This message is sent + * by a relying party when it wishes to obtain attributes about the + * subject of an OpenID authentication request. + * + * @package OpenID + */ +class Auth_OpenID_AX_FetchRequest extends Auth_OpenID_AX_Message { + + var $mode = 'fetch_request'; + + function Auth_OpenID_AX_FetchRequest($update_url=null) + { + /** + * requested_attributes: The attributes that have been + * requested thus far, indexed by the type URI. + */ + $this->requested_attributes = array(); + + /** + * update_url: A URL that will accept responses for this + * attribute exchange request, even in the absence of the user + * who made this request. + */ + $this->update_url = $update_url; + } + + /** + * Add an attribute to this attribute exchange request. + * + * @param attribute: The attribute that is being requested + * @return true on success, false when the requested attribute is + * already present in this fetch request. + */ + function add($attribute) + { + if ($this->contains($attribute->type_uri)) { + return new Auth_OpenID_AX_Error( + sprintf("The attribute %s has already been requested", + $attribute->type_uri)); + } + + $this->requested_attributes[$attribute->type_uri] = $attribute; + + return true; + } + + /** + * Get the serialized form of this attribute fetch request. + * + * @returns Auth_OpenID_AX_FetchRequest The fetch request message parameters + */ + function getExtensionArgs() + { + $aliases = new Auth_OpenID_NamespaceMap(); + + $required = array(); + $if_available = array(); + + $ax_args = $this->_newArgs(); + + foreach ($this->requested_attributes as $type_uri => $attribute) { + if ($attribute->alias === null) { + $alias = $aliases->add($type_uri); + } else { + $alias = $aliases->addAlias($type_uri, $attribute->alias); + + if ($alias === null) { + return new Auth_OpenID_AX_Error( + sprintf("Could not add alias %s for URI %s", + $attribute->alias, $type_uri + )); + } + } + + if ($attribute->required) { + $required[] = $alias; + } else { + $if_available[] = $alias; + } + + if ($attribute->count != 1) { + $ax_args['count.' . $alias] = strval($attribute->count); + } + + $ax_args['type.' . $alias] = $type_uri; + } + + if ($required) { + $ax_args['required'] = implode(',', $required); + } + + if ($if_available) { + $ax_args['if_available'] = implode(',', $if_available); + } + + return $ax_args; + } + + /** + * Get the type URIs for all attributes that have been marked as + * required. + * + * @return A list of the type URIs for attributes that have been + * marked as required. + */ + function getRequiredAttrs() + { + $required = array(); + foreach ($this->requested_attributes as $type_uri => $attribute) { + if ($attribute->required) { + $required[] = $type_uri; + } + } + + return $required; + } + + /** + * Extract a FetchRequest from an OpenID message + * + * @param message: The OpenID message containing the attribute + * fetch request + * + * @returns mixed An Auth_OpenID_AX_Error or the + * Auth_OpenID_AX_FetchRequest extracted from the message if + * successful + */ + function &fromOpenIDRequest($message) + { + $obj = new Auth_OpenID_AX_FetchRequest(); + $ax_args = $message->getArgs($obj->ns_uri); + + $result = $obj->parseExtensionArgs($ax_args); + + if (Auth_OpenID_AX::isError($result)) { + return $result; + } + + if ($obj->update_url) { + // Update URL must match the openid.realm of the + // underlying OpenID 2 message. + $realm = $message->getArg(Auth_OpenID_OPENID_NS, 'realm', + $message->getArg( + Auth_OpenID_OPENID_NS, + 'return_to')); + + if (!$realm) { + $obj = new Auth_OpenID_AX_Error( + sprintf("Cannot validate update_url %s " . + "against absent realm", $obj->update_url)); + } else if (!Auth_OpenID_TrustRoot::match($realm, + $obj->update_url)) { + $obj = new Auth_OpenID_AX_Error( + sprintf("Update URL %s failed validation against realm %s", + $obj->update_url, $realm)); + } + } + + return $obj; + } + + /** + * Given attribute exchange arguments, populate this FetchRequest. + * + * @return $result Auth_OpenID_AX_Error if the data to be parsed + * does not follow the attribute exchange specification. At least + * when 'if_available' or 'required' is not specified for a + * particular attribute type. Returns true otherwise. + */ + function parseExtensionArgs($ax_args) + { + $result = $this->_checkMode($ax_args); + if (Auth_OpenID_AX::isError($result)) { + return $result; + } + + $aliases = new Auth_OpenID_NamespaceMap(); + + foreach ($ax_args as $key => $value) { + if (strpos($key, 'type.') === 0) { + $alias = substr($key, 5); + $type_uri = $value; + + $alias = $aliases->addAlias($type_uri, $alias); + + if ($alias === null) { + return new Auth_OpenID_AX_Error( + sprintf("Could not add alias %s for URI %s", + $alias, $type_uri) + ); + } + + $count_s = Auth_OpenID::arrayGet($ax_args, 'count.' . $alias); + if ($count_s) { + $count = Auth_OpenID::intval($count_s); + if (($count === false) && + ($count_s === Auth_OpenID_AX_UNLIMITED_VALUES)) { + $count = $count_s; + } + } else { + $count = 1; + } + + if ($count === false) { + return new Auth_OpenID_AX_Error( + sprintf("Integer value expected for %s, got %s", + 'count.' . $alias, $count_s)); + } + + $attrinfo = Auth_OpenID_AX_AttrInfo::make($type_uri, $count, + false, $alias); + + if (Auth_OpenID_AX::isError($attrinfo)) { + return $attrinfo; + } + + $this->add($attrinfo); + } + } + + $required = Auth_OpenID_AX_toTypeURIs($aliases, + Auth_OpenID::arrayGet($ax_args, 'required')); + + foreach ($required as $type_uri) { + $attrib =& $this->requested_attributes[$type_uri]; + $attrib->required = true; + } + + $if_available = Auth_OpenID_AX_toTypeURIs($aliases, + Auth_OpenID::arrayGet($ax_args, 'if_available')); + + $all_type_uris = array_merge($required, $if_available); + + foreach ($aliases->iterNamespaceURIs() as $type_uri) { + if (!in_array($type_uri, $all_type_uris)) { + return new Auth_OpenID_AX_Error( + sprintf('Type URI %s was in the request but not ' . + 'present in "required" or "if_available"', + $type_uri)); + + } + } + + $this->update_url = Auth_OpenID::arrayGet($ax_args, 'update_url'); + + return true; + } + + /** + * Iterate over the AttrInfo objects that are contained in this + * fetch_request. + */ + function iterAttrs() + { + return array_values($this->requested_attributes); + } + + function iterTypes() + { + return array_keys($this->requested_attributes); + } + + /** + * Is the given type URI present in this fetch_request? + */ + function contains($type_uri) + { + return in_array($type_uri, $this->iterTypes()); + } +} + +/** + * An abstract class that implements a message that has attribute keys + * and values. It contains the common code between fetch_response and + * store_request. + * + * @package OpenID + */ +class Auth_OpenID_AX_KeyValueMessage extends Auth_OpenID_AX_Message { + + function Auth_OpenID_AX_KeyValueMessage() + { + $this->data = array(); + } + + /** + * Add a single value for the given attribute type to the + * message. If there are already values specified for this type, + * this value will be sent in addition to the values already + * specified. + * + * @param type_uri: The URI for the attribute + * @param value: The value to add to the response to the relying + * party for this attribute + * @return null + */ + function addValue($type_uri, $value) + { + if (!array_key_exists($type_uri, $this->data)) { + $this->data[$type_uri] = array(); + } + + $values =& $this->data[$type_uri]; + $values[] = $value; + } + + /** + * Set the values for the given attribute type. This replaces any + * values that have already been set for this attribute. + * + * @param type_uri: The URI for the attribute + * @param values: A list of values to send for this attribute. + */ + function setValues($type_uri, &$values) + { + $this->data[$type_uri] =& $values; + } + + /** + * Get the extension arguments for the key/value pairs contained + * in this message. + * + * @param aliases: An alias mapping. Set to None if you don't care + * about the aliases for this request. + * + * @access private + */ + function _getExtensionKVArgs(&$aliases) + { + if ($aliases === null) { + $aliases = new Auth_OpenID_NamespaceMap(); + } + + $ax_args = array(); + + foreach ($this->data as $type_uri => $values) { + $alias = $aliases->add($type_uri); + + $ax_args['type.' . $alias] = $type_uri; + $ax_args['count.' . $alias] = strval(count($values)); + + foreach ($values as $i => $value) { + $key = sprintf('value.%s.%d', $alias, $i + 1); + $ax_args[$key] = $value; + } + } + + return $ax_args; + } + + /** + * Parse attribute exchange key/value arguments into this object. + * + * @param ax_args: The attribute exchange fetch_response + * arguments, with namespacing removed. + * + * @return Auth_OpenID_AX_Error or true + */ + function parseExtensionArgs($ax_args) + { + $result = $this->_checkMode($ax_args); + if (Auth_OpenID_AX::isError($result)) { + return $result; + } + + $aliases = new Auth_OpenID_NamespaceMap(); + + foreach ($ax_args as $key => $value) { + if (strpos($key, 'type.') === 0) { + $type_uri = $value; + $alias = substr($key, 5); + + $result = Auth_OpenID_AX_checkAlias($alias); + + if (Auth_OpenID_AX::isError($result)) { + return $result; + } + + $alias = $aliases->addAlias($type_uri, $alias); + + if ($alias === null) { + return new Auth_OpenID_AX_Error( + sprintf("Could not add alias %s for URI %s", + $alias, $type_uri) + ); + } + } + } + + foreach ($aliases->iteritems() as $pair) { + list($type_uri, $alias) = $pair; + + if (array_key_exists('count.' . $alias, $ax_args)) { + + $count_key = 'count.' . $alias; + $count_s = $ax_args[$count_key]; + + $count = Auth_OpenID::intval($count_s); + + if ($count === false) { + return new Auth_OpenID_AX_Error( + sprintf("Integer value expected for %s, got %s", + 'count. %s' . $alias, $count_s, + Auth_OpenID_AX_UNLIMITED_VALUES) + ); + } + + $values = array(); + for ($i = 1; $i < $count + 1; $i++) { + $value_key = sprintf('value.%s.%d', $alias, $i); + + if (!array_key_exists($value_key, $ax_args)) { + return new Auth_OpenID_AX_Error( + sprintf( + "No value found for key %s", + $value_key)); + } + + $value = $ax_args[$value_key]; + $values[] = $value; + } + } else { + $key = 'value.' . $alias; + + if (!array_key_exists($key, $ax_args)) { + return new Auth_OpenID_AX_Error( + sprintf( + "No value found for key %s", + $key)); + } + + $value = $ax_args['value.' . $alias]; + + if ($value == '') { + $values = array(); + } else { + $values = array($value); + } + } + + $this->data[$type_uri] = $values; + } + + return true; + } + + /** + * Get a single value for an attribute. If no value was sent for + * this attribute, use the supplied default. If there is more than + * one value for this attribute, this method will fail. + * + * @param type_uri: The URI for the attribute + * @param default: The value to return if the attribute was not + * sent in the fetch_response. + * + * @return $value Auth_OpenID_AX_Error on failure or the value of + * the attribute in the fetch_response message, or the default + * supplied + */ + function getSingle($type_uri, $default=null) + { + $values = Auth_OpenID::arrayGet($this->data, $type_uri); + if (!$values) { + return $default; + } else if (count($values) == 1) { + return $values[0]; + } else { + return new Auth_OpenID_AX_Error( + sprintf('More than one value present for %s', + $type_uri) + ); + } + } + + /** + * Get the list of values for this attribute in the + * fetch_response. + * + * XXX: what to do if the values are not present? default + * parameter? this is funny because it's always supposed to return + * a list, so the default may break that, though it's provided by + * the user's code, so it might be okay. If no default is + * supplied, should the return be None or []? + * + * @param type_uri: The URI of the attribute + * + * @return $values The list of values for this attribute in the + * response. May be an empty list. If the attribute was not sent + * in the response, returns Auth_OpenID_AX_Error. + */ + function get($type_uri) + { + if (array_key_exists($type_uri, $this->data)) { + return $this->data[$type_uri]; + } else { + return new Auth_OpenID_AX_Error( + sprintf("Type URI %s not found in response", + $type_uri) + ); + } + } + + /** + * Get the number of responses for a particular attribute in this + * fetch_response message. + * + * @param type_uri: The URI of the attribute + * + * @returns int The number of values sent for this attribute. If + * the attribute was not sent in the response, returns + * Auth_OpenID_AX_Error. + */ + function count($type_uri) + { + if (array_key_exists($type_uri, $this->data)) { + return count($this->get($type_uri)); + } else { + return new Auth_OpenID_AX_Error( + sprintf("Type URI %s not found in response", + $type_uri) + ); + } + } +} + +/** + * A fetch_response attribute exchange message. + * + * @package OpenID + */ +class Auth_OpenID_AX_FetchResponse extends Auth_OpenID_AX_KeyValueMessage { + var $mode = 'fetch_response'; + + function Auth_OpenID_AX_FetchResponse($update_url=null) + { + $this->Auth_OpenID_AX_KeyValueMessage(); + $this->update_url = $update_url; + } + + /** + * Serialize this object into arguments in the attribute exchange + * namespace + * + * @return $args The dictionary of unqualified attribute exchange + * arguments that represent this fetch_response, or + * Auth_OpenID_AX_Error on error. + */ + function getExtensionArgs($request=null) + { + $aliases = new Auth_OpenID_NamespaceMap(); + + $zero_value_types = array(); + + if ($request !== null) { + // Validate the data in the context of the request (the + // same attributes should be present in each, and the + // counts in the response must be no more than the counts + // in the request) + + foreach ($this->data as $type_uri => $unused) { + if (!$request->contains($type_uri)) { + return new Auth_OpenID_AX_Error( + sprintf("Response attribute not present in request: %s", + $type_uri) + ); + } + } + + foreach ($request->iterAttrs() as $attr_info) { + // Copy the aliases from the request so that reading + // the response in light of the request is easier + if ($attr_info->alias === null) { + $aliases->add($attr_info->type_uri); + } else { + $alias = $aliases->addAlias($attr_info->type_uri, + $attr_info->alias); + + if ($alias === null) { + return new Auth_OpenID_AX_Error( + sprintf("Could not add alias %s for URI %s", + $attr_info->alias, $attr_info->type_uri) + ); + } + } + + if (array_key_exists($attr_info->type_uri, $this->data)) { + $values = $this->data[$attr_info->type_uri]; + } else { + $values = array(); + $zero_value_types[] = $attr_info; + } + + if (($attr_info->count != Auth_OpenID_AX_UNLIMITED_VALUES) && + ($attr_info->count < count($values))) { + return new Auth_OpenID_AX_Error( + sprintf("More than the number of requested values " . + "were specified for %s", + $attr_info->type_uri) + ); + } + } + } + + $kv_args = $this->_getExtensionKVArgs($aliases); + + // Add the KV args into the response with the args that are + // unique to the fetch_response + $ax_args = $this->_newArgs(); + + // For each requested attribute, put its type/alias and count + // into the response even if no data were returned. + foreach ($zero_value_types as $attr_info) { + $alias = $aliases->getAlias($attr_info->type_uri); + $kv_args['type.' . $alias] = $attr_info->type_uri; + $kv_args['count.' . $alias] = '0'; + } + + $update_url = null; + if ($request) { + $update_url = $request->update_url; + } else { + $update_url = $this->update_url; + } + + if ($update_url) { + $ax_args['update_url'] = $update_url; + } + + Auth_OpenID::update(&$ax_args, $kv_args); + + return $ax_args; + } + + /** + * @return $result Auth_OpenID_AX_Error on failure or true on + * success. + */ + function parseExtensionArgs($ax_args) + { + $result = parent::parseExtensionArgs($ax_args); + + if (Auth_OpenID_AX::isError($result)) { + return $result; + } + + $this->update_url = Auth_OpenID::arrayGet($ax_args, 'update_url'); + + return true; + } + + /** + * Construct a FetchResponse object from an OpenID library + * SuccessResponse object. + * + * @param success_response: A successful id_res response object + * + * @param signed: Whether non-signed args should be processsed. If + * True (the default), only signed arguments will be processsed. + * + * @return $response A FetchResponse containing the data from the + * OpenID message + */ + function &fromSuccessResponse($success_response, $signed=true) + { + $obj = new Auth_OpenID_AX_FetchResponse(); + if ($signed) { + $ax_args = $success_response->getSignedNS($obj->ns_uri); + } else { + $ax_args = $success_response->message->getArgs($obj->ns_uri); + } + + return $obj->parseExtensionArgs($ax_args); + } +} + +/** + * A store request attribute exchange message representation. + * + * @package OpenID + */ +class Auth_OpenID_AX_StoreRequest extends Auth_OpenID_AX_KeyValueMessage { + var $mode = 'store_request'; + + /** + * @param array $aliases The namespace aliases to use when making + * this store response. Leave as None to use defaults. + */ + function getExtensionArgs($aliases=null) + { + $ax_args = $this->_newArgs(); + $kv_args = $this->_getExtensionKVArgs($aliases); + Auth_OpenID::update(&$ax_args, $kv_args); + return $ax_args; + } +} + +/** + * An indication that the store request was processed along with this + * OpenID transaction. Use make(), NOT the constructor, to create + * response objects. + * + * @package OpenID + */ +class Auth_OpenID_AX_StoreResponse extends Auth_OpenID_AX_Message { + var $SUCCESS_MODE = 'store_response_success'; + var $FAILURE_MODE = 'store_response_failure'; + + /** + * Returns Auth_OpenID_AX_Error on error or an + * Auth_OpenID_AX_StoreResponse object on success. + */ + function &make($succeeded=true, $error_message=null) + { + if (($succeeded) && ($error_message !== null)) { + return new Auth_OpenID_AX_Error('An error message may only be '. + 'included in a failing fetch response'); + } + + return new Auth_OpenID_AX_StoreResponse($succeeded, $error_message); + } + + function Auth_OpenID_AX_StoreResponse($succeeded=true, $error_message=null) + { + if ($succeeded) { + $this->mode = $this->SUCCESS_MODE; + } else { + $this->mode = $this->FAILURE_MODE; + } + + $this->error_message = $error_message; + } + + /** + * Was this response a success response? + */ + function succeeded() + { + return $this->mode == $this->SUCCESS_MODE; + } + + function getExtensionArgs() + { + $ax_args = $this->_newArgs(); + if ((!$this->succeeded()) && $this->error_message) { + $ax_args['error'] = $this->error_message; + } + + return $ax_args; + } +} + +?> \ No newline at end of file diff --git a/models/Auth.old/OpenID/Association.php b/models/Auth.old/OpenID/Association.php new file mode 100644 index 000000000..904655fb4 --- /dev/null +++ b/models/Auth.old/OpenID/Association.php @@ -0,0 +1,613 @@ + + * @copyright 2005 Janrain, Inc. + * @license http://www.gnu.org/copyleft/lesser.html LGPL + */ + +/** + * @access private + */ +require_once 'Auth/OpenID/CryptUtil.php'; + +/** + * @access private + */ +require_once 'Auth/OpenID/KVForm.php'; + +/** + * @access private + */ +require_once 'Auth/OpenID/HMACSHA1.php'; + +/** + * This class represents an association between a server and a + * consumer. In general, users of this library will never see + * instances of this object. The only exception is if you implement a + * custom {@link Auth_OpenID_OpenIDStore}. + * + * If you do implement such a store, it will need to store the values + * of the handle, secret, issued, lifetime, and assoc_type instance + * variables. + * + * @package OpenID + */ +class Auth_OpenID_Association { + + /** + * This is a HMAC-SHA1 specific value. + * + * @access private + */ + var $SIG_LENGTH = 20; + + /** + * The ordering and name of keys as stored by serialize. + * + * @access private + */ + var $assoc_keys = array( + 'version', + 'handle', + 'secret', + 'issued', + 'lifetime', + 'assoc_type' + ); + + var $_macs = array( + 'HMAC-SHA1' => 'Auth_OpenID_HMACSHA1', + 'HMAC-SHA256' => 'Auth_OpenID_HMACSHA256' + ); + + /** + * This is an alternate constructor (factory method) used by the + * OpenID consumer library to create associations. OpenID store + * implementations shouldn't use this constructor. + * + * @access private + * + * @param integer $expires_in This is the amount of time this + * association is good for, measured in seconds since the + * association was issued. + * + * @param string $handle This is the handle the server gave this + * association. + * + * @param string secret This is the shared secret the server + * generated for this association. + * + * @param assoc_type This is the type of association this + * instance represents. The only valid values of this field at + * this time is 'HMAC-SHA1' and 'HMAC-SHA256', but new types may + * be defined in the future. + * + * @return association An {@link Auth_OpenID_Association} + * instance. + */ + function fromExpiresIn($expires_in, $handle, $secret, $assoc_type) + { + $issued = time(); + $lifetime = $expires_in; + return new Auth_OpenID_Association($handle, $secret, + $issued, $lifetime, $assoc_type); + } + + /** + * This is the standard constructor for creating an association. + * The library should create all of the necessary associations, so + * this constructor is not part of the external API. + * + * @access private + * + * @param string $handle This is the handle the server gave this + * association. + * + * @param string $secret This is the shared secret the server + * generated for this association. + * + * @param integer $issued This is the time this association was + * issued, in seconds since 00:00 GMT, January 1, 1970. (ie, a + * unix timestamp) + * + * @param integer $lifetime This is the amount of time this + * association is good for, measured in seconds since the + * association was issued. + * + * @param string $assoc_type This is the type of association this + * instance represents. The only valid values of this field at + * this time is 'HMAC-SHA1' and 'HMAC-SHA256', but new types may + * be defined in the future. + */ + function Auth_OpenID_Association( + $handle, $secret, $issued, $lifetime, $assoc_type) + { + if (!in_array($assoc_type, + Auth_OpenID_getSupportedAssociationTypes())) { + $fmt = 'Unsupported association type (%s)'; + trigger_error(sprintf($fmt, $assoc_type), E_USER_ERROR); + } + + $this->handle = $handle; + $this->secret = $secret; + $this->issued = $issued; + $this->lifetime = $lifetime; + $this->assoc_type = $assoc_type; + } + + /** + * This returns the number of seconds this association is still + * valid for, or 0 if the association is no longer valid. + * + * @return integer $seconds The number of seconds this association + * is still valid for, or 0 if the association is no longer valid. + */ + function getExpiresIn($now = null) + { + if ($now == null) { + $now = time(); + } + + return max(0, $this->issued + $this->lifetime - $now); + } + + /** + * This checks to see if two {@link Auth_OpenID_Association} + * instances represent the same association. + * + * @return bool $result true if the two instances represent the + * same association, false otherwise. + */ + function equal($other) + { + return ((gettype($this) == gettype($other)) + && ($this->handle == $other->handle) + && ($this->secret == $other->secret) + && ($this->issued == $other->issued) + && ($this->lifetime == $other->lifetime) + && ($this->assoc_type == $other->assoc_type)); + } + + /** + * Convert an association to KV form. + * + * @return string $result String in KV form suitable for + * deserialization by deserialize. + */ + function serialize() + { + $data = array( + 'version' => '2', + 'handle' => $this->handle, + 'secret' => base64_encode($this->secret), + 'issued' => strval(intval($this->issued)), + 'lifetime' => strval(intval($this->lifetime)), + 'assoc_type' => $this->assoc_type + ); + + assert(array_keys($data) == $this->assoc_keys); + + return Auth_OpenID_KVForm::fromArray($data, $strict = true); + } + + /** + * Parse an association as stored by serialize(). This is the + * inverse of serialize. + * + * @param string $assoc_s Association as serialized by serialize() + * @return Auth_OpenID_Association $result instance of this class + */ + function deserialize($class_name, $assoc_s) + { + $pairs = Auth_OpenID_KVForm::toArray($assoc_s, $strict = true); + $keys = array(); + $values = array(); + foreach ($pairs as $key => $value) { + if (is_array($value)) { + list($key, $value) = $value; + } + $keys[] = $key; + $values[] = $value; + } + + $class_vars = get_class_vars($class_name); + $class_assoc_keys = $class_vars['assoc_keys']; + + sort($keys); + sort($class_assoc_keys); + + if ($keys != $class_assoc_keys) { + trigger_error('Unexpected key values: ' . var_export($keys, true), + E_USER_WARNING); + return null; + } + + $version = $pairs['version']; + $handle = $pairs['handle']; + $secret = $pairs['secret']; + $issued = $pairs['issued']; + $lifetime = $pairs['lifetime']; + $assoc_type = $pairs['assoc_type']; + + if ($version != '2') { + trigger_error('Unknown version: ' . $version, E_USER_WARNING); + return null; + } + + $issued = intval($issued); + $lifetime = intval($lifetime); + $secret = base64_decode($secret); + + return new $class_name( + $handle, $secret, $issued, $lifetime, $assoc_type); + } + + /** + * Generate a signature for a sequence of (key, value) pairs + * + * @access private + * @param array $pairs The pairs to sign, in order. This is an + * array of two-tuples. + * @return string $signature The binary signature of this sequence + * of pairs + */ + function sign($pairs) + { + $kv = Auth_OpenID_KVForm::fromArray($pairs); + + /* Invalid association types should be caught at constructor */ + $callback = $this->_macs[$this->assoc_type]; + + return call_user_func_array($callback, array($this->secret, $kv)); + } + + /** + * Generate a signature for some fields in a dictionary + * + * @access private + * @param array $fields The fields to sign, in order; this is an + * array of strings. + * @param array $data Dictionary of values to sign (an array of + * string => string pairs). + * @return string $signature The signature, base64 encoded + */ + function signMessage($message) + { + if ($message->hasKey(Auth_OpenID_OPENID_NS, 'sig') || + $message->hasKey(Auth_OpenID_OPENID_NS, 'signed')) { + // Already has a sig + return null; + } + + $extant_handle = $message->getArg(Auth_OpenID_OPENID_NS, + 'assoc_handle'); + + if ($extant_handle && ($extant_handle != $this->handle)) { + // raise ValueError("Message has a different association handle") + return null; + } + + $signed_message = $message; + $signed_message->setArg(Auth_OpenID_OPENID_NS, 'assoc_handle', + $this->handle); + + $message_keys = array_keys($signed_message->toPostArgs()); + $signed_list = array(); + $signed_prefix = 'openid.'; + + foreach ($message_keys as $k) { + if (strpos($k, $signed_prefix) === 0) { + $signed_list[] = substr($k, strlen($signed_prefix)); + } + } + + $signed_list[] = 'signed'; + sort($signed_list); + + $signed_message->setArg(Auth_OpenID_OPENID_NS, 'signed', + implode(',', $signed_list)); + $sig = $this->getMessageSignature($signed_message); + $signed_message->setArg(Auth_OpenID_OPENID_NS, 'sig', $sig); + return $signed_message; + } + + /** + * Given a {@link Auth_OpenID_Message}, return the key/value pairs + * to be signed according to the signed list in the message. If + * the message lacks a signed list, return null. + * + * @access private + */ + function _makePairs(&$message) + { + $signed = $message->getArg(Auth_OpenID_OPENID_NS, 'signed'); + if (!$signed) { + // raise ValueError('Message has no signed list: %s' % (message,)) + return null; + } + + $signed_list = explode(',', $signed); + $pairs = array(); + $data = $message->toPostArgs(); + foreach ($signed_list as $field) { + $pairs[] = array($field, Auth_OpenID::arrayGet($data, + 'openid.' . + $field, '')); + } + return $pairs; + } + + /** + * Given an {@link Auth_OpenID_Message}, return the signature for + * the signed list in the message. + * + * @access private + */ + function getMessageSignature(&$message) + { + $pairs = $this->_makePairs($message); + return base64_encode($this->sign($pairs)); + } + + /** + * Confirm that the signature of these fields matches the + * signature contained in the data. + * + * @access private + */ + function checkMessageSignature(&$message) + { + $sig = $message->getArg(Auth_OpenID_OPENID_NS, + 'sig'); + + if (!$sig) { + return false; + } + + $calculated_sig = $this->getMessageSignature($message); + return $calculated_sig == $sig; + } +} + +function Auth_OpenID_getSecretSize($assoc_type) +{ + if ($assoc_type == 'HMAC-SHA1') { + return 20; + } else if ($assoc_type == 'HMAC-SHA256') { + return 32; + } else { + return null; + } +} + +function Auth_OpenID_getAllAssociationTypes() +{ + return array('HMAC-SHA1', 'HMAC-SHA256'); +} + +function Auth_OpenID_getSupportedAssociationTypes() +{ + $a = array('HMAC-SHA1'); + + if (Auth_OpenID_HMACSHA256_SUPPORTED) { + $a[] = 'HMAC-SHA256'; + } + + return $a; +} + +function Auth_OpenID_getSessionTypes($assoc_type) +{ + $assoc_to_session = array( + 'HMAC-SHA1' => array('DH-SHA1', 'no-encryption')); + + if (Auth_OpenID_HMACSHA256_SUPPORTED) { + $assoc_to_session['HMAC-SHA256'] = + array('DH-SHA256', 'no-encryption'); + } + + return Auth_OpenID::arrayGet($assoc_to_session, $assoc_type, array()); +} + +function Auth_OpenID_checkSessionType($assoc_type, $session_type) +{ + if (!in_array($session_type, + Auth_OpenID_getSessionTypes($assoc_type))) { + return false; + } + + return true; +} + +function Auth_OpenID_getDefaultAssociationOrder() +{ + $order = array(); + + if (!Auth_OpenID_noMathSupport()) { + $order[] = array('HMAC-SHA1', 'DH-SHA1'); + + if (Auth_OpenID_HMACSHA256_SUPPORTED) { + $order[] = array('HMAC-SHA256', 'DH-SHA256'); + } + } + + $order[] = array('HMAC-SHA1', 'no-encryption'); + + if (Auth_OpenID_HMACSHA256_SUPPORTED) { + $order[] = array('HMAC-SHA256', 'no-encryption'); + } + + return $order; +} + +function Auth_OpenID_getOnlyEncryptedOrder() +{ + $result = array(); + + foreach (Auth_OpenID_getDefaultAssociationOrder() as $pair) { + list($assoc, $session) = $pair; + + if ($session != 'no-encryption') { + if (Auth_OpenID_HMACSHA256_SUPPORTED && + ($assoc == 'HMAC-SHA256')) { + $result[] = $pair; + } else if ($assoc != 'HMAC-SHA256') { + $result[] = $pair; + } + } + } + + return $result; +} + +function &Auth_OpenID_getDefaultNegotiator() +{ + $x = new Auth_OpenID_SessionNegotiator( + Auth_OpenID_getDefaultAssociationOrder()); + return $x; +} + +function &Auth_OpenID_getEncryptedNegotiator() +{ + $x = new Auth_OpenID_SessionNegotiator( + Auth_OpenID_getOnlyEncryptedOrder()); + return $x; +} + +/** + * A session negotiator controls the allowed and preferred association + * types and association session types. Both the {@link + * Auth_OpenID_Consumer} and {@link Auth_OpenID_Server} use + * negotiators when creating associations. + * + * You can create and use negotiators if you: + + * - Do not want to do Diffie-Hellman key exchange because you use + * transport-layer encryption (e.g. SSL) + * + * - Want to use only SHA-256 associations + * + * - Do not want to support plain-text associations over a non-secure + * channel + * + * It is up to you to set a policy for what kinds of associations to + * accept. By default, the library will make any kind of association + * that is allowed in the OpenID 2.0 specification. + * + * Use of negotiators in the library + * ================================= + * + * When a consumer makes an association request, it calls {@link + * getAllowedType} to get the preferred association type and + * association session type. + * + * The server gets a request for a particular association/session type + * and calls {@link isAllowed} to determine if it should create an + * association. If it is supported, negotiation is complete. If it is + * not, the server calls {@link getAllowedType} to get an allowed + * association type to return to the consumer. + * + * If the consumer gets an error response indicating that the + * requested association/session type is not supported by the server + * that contains an assocation/session type to try, it calls {@link + * isAllowed} to determine if it should try again with the given + * combination of association/session type. + * + * @package OpenID + */ +class Auth_OpenID_SessionNegotiator { + function Auth_OpenID_SessionNegotiator($allowed_types) + { + $this->allowed_types = array(); + $this->setAllowedTypes($allowed_types); + } + + /** + * Set the allowed association types, checking to make sure each + * combination is valid. + * + * @access private + */ + function setAllowedTypes($allowed_types) + { + foreach ($allowed_types as $pair) { + list($assoc_type, $session_type) = $pair; + if (!Auth_OpenID_checkSessionType($assoc_type, $session_type)) { + return false; + } + } + + $this->allowed_types = $allowed_types; + return true; + } + + /** + * Add an association type and session type to the allowed types + * list. The assocation/session pairs are tried in the order that + * they are added. + * + * @access private + */ + function addAllowedType($assoc_type, $session_type = null) + { + if ($this->allowed_types === null) { + $this->allowed_types = array(); + } + + if ($session_type === null) { + $available = Auth_OpenID_getSessionTypes($assoc_type); + + if (!$available) { + return false; + } + + foreach ($available as $session_type) { + $this->addAllowedType($assoc_type, $session_type); + } + } else { + if (Auth_OpenID_checkSessionType($assoc_type, $session_type)) { + $this->allowed_types[] = array($assoc_type, $session_type); + } else { + return false; + } + } + + return true; + } + + // Is this combination of association type and session type allowed? + function isAllowed($assoc_type, $session_type) + { + $assoc_good = in_array(array($assoc_type, $session_type), + $this->allowed_types); + + $matches = in_array($session_type, + Auth_OpenID_getSessionTypes($assoc_type)); + + return ($assoc_good && $matches); + } + + /** + * Get a pair of assocation type and session type that are + * supported. + */ + function getAllowedType() + { + if (!$this->allowed_types) { + return array(null, null); + } + + return $this->allowed_types[0]; + } +} + +?> \ No newline at end of file diff --git a/models/Auth.old/OpenID/BigMath.php b/models/Auth.old/OpenID/BigMath.php new file mode 100644 index 000000000..d99414e02 --- /dev/null +++ b/models/Auth.old/OpenID/BigMath.php @@ -0,0 +1,471 @@ + + * @copyright 2005 Janrain, Inc. + * @license http://www.gnu.org/copyleft/lesser.html LGPL + */ + +/** + * Needed for random number generation + */ +require_once 'Auth/OpenID/CryptUtil.php'; + +/** + * Need Auth_OpenID::bytes(). + */ +require_once 'Auth/OpenID.php'; + +/** + * The superclass of all big-integer math implementations + * @access private + * @package OpenID + */ +class Auth_OpenID_MathLibrary { + /** + * Given a long integer, returns the number converted to a binary + * string. This function accepts long integer values of arbitrary + * magnitude and uses the local large-number math library when + * available. + * + * @param integer $long The long number (can be a normal PHP + * integer or a number created by one of the available long number + * libraries) + * @return string $binary The binary version of $long + */ + function longToBinary($long) + { + $cmp = $this->cmp($long, 0); + if ($cmp < 0) { + $msg = __FUNCTION__ . " takes only positive integers."; + trigger_error($msg, E_USER_ERROR); + return null; + } + + if ($cmp == 0) { + return "\x00"; + } + + $bytes = array(); + + while ($this->cmp($long, 0) > 0) { + array_unshift($bytes, $this->mod($long, 256)); + $long = $this->div($long, pow(2, 8)); + } + + if ($bytes && ($bytes[0] > 127)) { + array_unshift($bytes, 0); + } + + $string = ''; + foreach ($bytes as $byte) { + $string .= pack('C', $byte); + } + + return $string; + } + + /** + * Given a binary string, returns the binary string converted to a + * long number. + * + * @param string $binary The binary version of a long number, + * probably as a result of calling longToBinary + * @return integer $long The long number equivalent of the binary + * string $str + */ + function binaryToLong($str) + { + if ($str === null) { + return null; + } + + // Use array_merge to return a zero-indexed array instead of a + // one-indexed array. + $bytes = array_merge(unpack('C*', $str)); + + $n = $this->init(0); + + if ($bytes && ($bytes[0] > 127)) { + trigger_error("bytesToNum works only for positive integers.", + E_USER_WARNING); + return null; + } + + foreach ($bytes as $byte) { + $n = $this->mul($n, pow(2, 8)); + $n = $this->add($n, $byte); + } + + return $n; + } + + function base64ToLong($str) + { + $b64 = base64_decode($str); + + if ($b64 === false) { + return false; + } + + return $this->binaryToLong($b64); + } + + function longToBase64($str) + { + return base64_encode($this->longToBinary($str)); + } + + /** + * Returns a random number in the specified range. This function + * accepts $start, $stop, and $step values of arbitrary magnitude + * and will utilize the local large-number math library when + * available. + * + * @param integer $start The start of the range, or the minimum + * random number to return + * @param integer $stop The end of the range, or the maximum + * random number to return + * @param integer $step The step size, such that $result - ($step + * * N) = $start for some N + * @return integer $result The resulting randomly-generated number + */ + function rand($stop) + { + static $duplicate_cache = array(); + + // Used as the key for the duplicate cache + $rbytes = $this->longToBinary($stop); + + if (array_key_exists($rbytes, $duplicate_cache)) { + list($duplicate, $nbytes) = $duplicate_cache[$rbytes]; + } else { + if ($rbytes[0] == "\x00") { + $nbytes = Auth_OpenID::bytes($rbytes) - 1; + } else { + $nbytes = Auth_OpenID::bytes($rbytes); + } + + $mxrand = $this->pow(256, $nbytes); + + // If we get a number less than this, then it is in the + // duplicated range. + $duplicate = $this->mod($mxrand, $stop); + + if (count($duplicate_cache) > 10) { + $duplicate_cache = array(); + } + + $duplicate_cache[$rbytes] = array($duplicate, $nbytes); + } + + do { + $bytes = "\x00" . Auth_OpenID_CryptUtil::getBytes($nbytes); + $n = $this->binaryToLong($bytes); + // Keep looping if this value is in the low duplicated range + } while ($this->cmp($n, $duplicate) < 0); + + return $this->mod($n, $stop); + } +} + +/** + * Exposes BCmath math library functionality. + * + * {@link Auth_OpenID_BcMathWrapper} wraps the functionality provided + * by the BCMath extension. + * + * @access private + * @package OpenID + */ +class Auth_OpenID_BcMathWrapper extends Auth_OpenID_MathLibrary{ + var $type = 'bcmath'; + + function add($x, $y) + { + return bcadd($x, $y); + } + + function sub($x, $y) + { + return bcsub($x, $y); + } + + function pow($base, $exponent) + { + return bcpow($base, $exponent); + } + + function cmp($x, $y) + { + return bccomp($x, $y); + } + + function init($number, $base = 10) + { + return $number; + } + + function mod($base, $modulus) + { + return bcmod($base, $modulus); + } + + function mul($x, $y) + { + return bcmul($x, $y); + } + + function div($x, $y) + { + return bcdiv($x, $y); + } + + /** + * Same as bcpowmod when bcpowmod is missing + * + * @access private + */ + function _powmod($base, $exponent, $modulus) + { + $square = $this->mod($base, $modulus); + $result = 1; + while($this->cmp($exponent, 0) > 0) { + if ($this->mod($exponent, 2)) { + $result = $this->mod($this->mul($result, $square), $modulus); + } + $square = $this->mod($this->mul($square, $square), $modulus); + $exponent = $this->div($exponent, 2); + } + return $result; + } + + function powmod($base, $exponent, $modulus) + { + if (function_exists('bcpowmod')) { + return bcpowmod($base, $exponent, $modulus); + } else { + return $this->_powmod($base, $exponent, $modulus); + } + } + + function toString($num) + { + return $num; + } +} + +/** + * Exposes GMP math library functionality. + * + * {@link Auth_OpenID_GmpMathWrapper} wraps the functionality provided + * by the GMP extension. + * + * @access private + * @package OpenID + */ +class Auth_OpenID_GmpMathWrapper extends Auth_OpenID_MathLibrary{ + var $type = 'gmp'; + + function add($x, $y) + { + return gmp_add($x, $y); + } + + function sub($x, $y) + { + return gmp_sub($x, $y); + } + + function pow($base, $exponent) + { + return gmp_pow($base, $exponent); + } + + function cmp($x, $y) + { + return gmp_cmp($x, $y); + } + + function init($number, $base = 10) + { + return gmp_init($number, $base); + } + + function mod($base, $modulus) + { + return gmp_mod($base, $modulus); + } + + function mul($x, $y) + { + return gmp_mul($x, $y); + } + + function div($x, $y) + { + return gmp_div_q($x, $y); + } + + function powmod($base, $exponent, $modulus) + { + return gmp_powm($base, $exponent, $modulus); + } + + function toString($num) + { + return gmp_strval($num); + } +} + +/** + * Define the supported extensions. An extension array has keys + * 'modules', 'extension', and 'class'. 'modules' is an array of PHP + * module names which the loading code will attempt to load. These + * values will be suffixed with a library file extension (e.g. ".so"). + * 'extension' is the name of a PHP extension which will be tested + * before 'modules' are loaded. 'class' is the string name of a + * {@link Auth_OpenID_MathWrapper} subclass which should be + * instantiated if a given extension is present. + * + * You can define new math library implementations and add them to + * this array. + */ +function Auth_OpenID_math_extensions() +{ + $result = array(); + + if (!defined('Auth_OpenID_BUGGY_GMP')) { + $result[] = + array('modules' => array('gmp', 'php_gmp'), + 'extension' => 'gmp', + 'class' => 'Auth_OpenID_GmpMathWrapper'); + } + + $result[] = array( + 'modules' => array('bcmath', 'php_bcmath'), + 'extension' => 'bcmath', + 'class' => 'Auth_OpenID_BcMathWrapper'); + + return $result; +} + +/** + * Detect which (if any) math library is available + */ +function Auth_OpenID_detectMathLibrary($exts) +{ + $loaded = false; + + foreach ($exts as $extension) { + // See if the extension specified is already loaded. + if ($extension['extension'] && + extension_loaded($extension['extension'])) { + $loaded = true; + } + + // Try to load dynamic modules. + if (!$loaded) { + foreach ($extension['modules'] as $module) { + if (dl($module . "." . PHP_SHLIB_SUFFIX)) { + $loaded = true; + break; + } + } + } + + // If the load succeeded, supply an instance of + // Auth_OpenID_MathWrapper which wraps the specified + // module's functionality. + if ($loaded) { + return $extension; + } + } + + return false; +} + +/** + * {@link Auth_OpenID_getMathLib} checks for the presence of long + * number extension modules and returns an instance of + * {@link Auth_OpenID_MathWrapper} which exposes the module's + * functionality. + * + * Checks for the existence of an extension module described by the + * result of {@link Auth_OpenID_math_extensions()} and returns an + * instance of a wrapper for that extension module. If no extension + * module is found, an instance of {@link Auth_OpenID_MathWrapper} is + * returned, which wraps the native PHP integer implementation. The + * proper calling convention for this method is $lib =& + * Auth_OpenID_getMathLib(). + * + * This function checks for the existence of specific long number + * implementations in the following order: GMP followed by BCmath. + * + * @return Auth_OpenID_MathWrapper $instance An instance of + * {@link Auth_OpenID_MathWrapper} or one of its subclasses + * + * @package OpenID + */ +function &Auth_OpenID_getMathLib() +{ + // The instance of Auth_OpenID_MathWrapper that we choose to + // supply will be stored here, so that subseqent calls to this + // method will return a reference to the same object. + static $lib = null; + + if (isset($lib)) { + return $lib; + } + + if (Auth_OpenID_noMathSupport()) { + $null = null; + return $null; + } + + // If this method has not been called before, look at + // Auth_OpenID_math_extensions and try to find an extension that + // works. + $ext = Auth_OpenID_detectMathLibrary(Auth_OpenID_math_extensions()); + if ($ext === false) { + $tried = array(); + foreach (Auth_OpenID_math_extensions() as $extinfo) { + $tried[] = $extinfo['extension']; + } + $triedstr = implode(", ", $tried); + + Auth_OpenID_setNoMathSupport(); + + $result = null; + return $result; + } + + // Instantiate a new wrapper + $class = $ext['class']; + $lib = new $class(); + + return $lib; +} + +function Auth_OpenID_setNoMathSupport() +{ + if (!defined('Auth_OpenID_NO_MATH_SUPPORT')) { + define('Auth_OpenID_NO_MATH_SUPPORT', true); + } +} + +function Auth_OpenID_noMathSupport() +{ + return defined('Auth_OpenID_NO_MATH_SUPPORT'); +} + +?> diff --git a/models/Auth.old/OpenID/Consumer.php b/models/Auth.old/OpenID/Consumer.php new file mode 100644 index 000000000..47ee61e8f --- /dev/null +++ b/models/Auth.old/OpenID/Consumer.php @@ -0,0 +1,2189 @@ + + * @copyright 2005 Janrain, Inc. + * @license http://www.gnu.org/copyleft/lesser.html LGPL + */ + +/** + * Require utility classes and functions for the consumer. + */ +require_once "Auth/OpenID.php"; +require_once "Auth/OpenID/Message.php"; +require_once "Auth/OpenID/HMACSHA1.php"; +require_once "Auth/OpenID/Association.php"; +require_once "Auth/OpenID/CryptUtil.php"; +require_once "Auth/OpenID/DiffieHellman.php"; +require_once "Auth/OpenID/KVForm.php"; +require_once "Auth/OpenID/Nonce.php"; +require_once "Auth/OpenID/Discover.php"; +require_once "Auth/Yadis/Manager.php"; +require_once "Auth/Yadis/XRI.php"; + +/** + * This is the status code returned when the complete method returns + * successfully. + */ +define('Auth_OpenID_SUCCESS', 'success'); + +/** + * Status to indicate cancellation of OpenID authentication. + */ +define('Auth_OpenID_CANCEL', 'cancel'); + +/** + * This is the status code completeAuth returns when the value it + * received indicated an invalid login. + */ +define('Auth_OpenID_FAILURE', 'failure'); + +/** + * This is the status code completeAuth returns when the + * {@link Auth_OpenID_Consumer} instance is in immediate mode, and the + * identity server sends back a URL to send the user to to complete his + * or her login. + */ +define('Auth_OpenID_SETUP_NEEDED', 'setup needed'); + +/** + * This is the status code beginAuth returns when the page fetched + * from the entered OpenID URL doesn't contain the necessary link tags + * to function as an identity page. + */ +define('Auth_OpenID_PARSE_ERROR', 'parse error'); + +/** + * An OpenID consumer implementation that performs discovery and does + * session management. See the Consumer.php file documentation for + * more information. + * + * @package OpenID + */ +class Auth_OpenID_Consumer { + + /** + * @access private + */ + var $discoverMethod = 'Auth_OpenID_discover'; + + /** + * @access private + */ + var $session_key_prefix = "_openid_consumer_"; + + /** + * @access private + */ + var $_token_suffix = "last_token"; + + /** + * Initialize a Consumer instance. + * + * You should create a new instance of the Consumer object with + * every HTTP request that handles OpenID transactions. + * + * @param Auth_OpenID_OpenIDStore $store This must be an object + * that implements the interface in {@link + * Auth_OpenID_OpenIDStore}. Several concrete implementations are + * provided, to cover most common use cases. For stores backed by + * MySQL, PostgreSQL, or SQLite, see the {@link + * Auth_OpenID_SQLStore} class and its sublcasses. For a + * filesystem-backed store, see the {@link Auth_OpenID_FileStore} + * module. As a last resort, if it isn't possible for the server + * to store state at all, an instance of {@link + * Auth_OpenID_DumbStore} can be used. + * + * @param mixed $session An object which implements the interface + * of the {@link Auth_Yadis_PHPSession} class. Particularly, this + * object is expected to have these methods: get($key), set($key), + * $value), and del($key). This defaults to a session object + * which wraps PHP's native session machinery. You should only + * need to pass something here if you have your own sessioning + * implementation. + * + * @param str $consumer_cls The name of the class to instantiate + * when creating the internal consumer object. This is used for + * testing. + */ + function Auth_OpenID_Consumer(&$store, $session = null, + $consumer_cls = null) + { + if ($session === null) { + $session = new Auth_Yadis_PHPSession(); + } + + $this->session =& $session; + + if ($consumer_cls !== null) { + $this->consumer =& new $consumer_cls($store); + } else { + $this->consumer =& new Auth_OpenID_GenericConsumer($store); + } + + $this->_token_key = $this->session_key_prefix . $this->_token_suffix; + } + + /** + * Used in testing to define the discovery mechanism. + * + * @access private + */ + function getDiscoveryObject(&$session, $openid_url, + $session_key_prefix) + { + return new Auth_Yadis_Discovery($session, $openid_url, + $session_key_prefix); + } + + /** + * Start the OpenID authentication process. See steps 1-2 in the + * overview at the top of this file. + * + * @param string $user_url Identity URL given by the user. This + * method performs a textual transformation of the URL to try and + * make sure it is normalized. For example, a user_url of + * example.com will be normalized to http://example.com/ + * normalizing and resolving any redirects the server might issue. + * + * @param bool $anonymous True if the OpenID request is to be sent + * to the server without any identifier information. Use this + * when you want to transport data but don't want to do OpenID + * authentication with identifiers. + * + * @return Auth_OpenID_AuthRequest $auth_request An object + * containing the discovered information will be returned, with a + * method for building a redirect URL to the server, as described + * in step 3 of the overview. This object may also be used to add + * extension arguments to the request, using its 'addExtensionArg' + * method. + */ + function begin($user_url, $anonymous=false) + { + $openid_url = $user_url; + + $disco = $this->getDiscoveryObject($this->session, + $openid_url, + $this->session_key_prefix); + + // Set the 'stale' attribute of the manager. If discovery + // fails in a fatal way, the stale flag will cause the manager + // to be cleaned up next time discovery is attempted. + + $m = $disco->getManager(); + $loader = new Auth_Yadis_ManagerLoader(); + + if ($m) { + if ($m->stale) { + $disco->destroyManager(); + } else { + $m->stale = true; + $disco->session->set($disco->session_key, + serialize($loader->toSession($m))); + } + } + + $endpoint = $disco->getNextService($this->discoverMethod, + $this->consumer->fetcher); + + // Reset the 'stale' attribute of the manager. + $m =& $disco->getManager(); + if ($m) { + $m->stale = false; + $disco->session->set($disco->session_key, + serialize($loader->toSession($m))); + } + + if ($endpoint === null) { + return null; + } else { + return $this->beginWithoutDiscovery($endpoint, + $anonymous); + } + } + + /** + * Start OpenID verification without doing OpenID server + * discovery. This method is used internally by Consumer.begin + * after discovery is performed, and exists to provide an + * interface for library users needing to perform their own + * discovery. + * + * @param Auth_OpenID_ServiceEndpoint $endpoint an OpenID service + * endpoint descriptor. + * + * @param bool anonymous Set to true if you want to perform OpenID + * without identifiers. + * + * @return Auth_OpenID_AuthRequest $auth_request An OpenID + * authentication request object. + */ + function &beginWithoutDiscovery($endpoint, $anonymous=false) + { + $loader = new Auth_OpenID_ServiceEndpointLoader(); + $auth_req = $this->consumer->begin($endpoint); + $this->session->set($this->_token_key, + $loader->toSession($auth_req->endpoint)); + if (!$auth_req->setAnonymous($anonymous)) { + return new Auth_OpenID_FailureResponse(null, + "OpenID 1 requests MUST include the identifier " . + "in the request."); + } + return $auth_req; + } + + /** + * Called to interpret the server's response to an OpenID + * request. It is called in step 4 of the flow described in the + * consumer overview. + * + * @param array $query An array of the query parameters (key => + * value pairs) for this HTTP request. Defaults to null. If + * null, the GET or POST data are automatically gotten from the + * PHP environment. It is only useful to override $query for + * testing. + * + * @return Auth_OpenID_ConsumerResponse $response A instance of an + * Auth_OpenID_ConsumerResponse subclass. The type of response is + * indicated by the status attribute, which will be one of + * SUCCESS, CANCEL, FAILURE, or SETUP_NEEDED. + */ + function complete($return_to, $query=null) + { + if ($return_to && !is_string($return_to)) { + // This is ugly, but we need to complain loudly when + // someone uses the API incorrectly. + trigger_error("return_to must be a string; see NEWS file " . + "for upgrading notes.", + E_USER_ERROR); + } + + if ($query === null) { + $query = Auth_OpenID::getQuery(); + } + + $loader = new Auth_OpenID_ServiceEndpointLoader(); + $endpoint_data = $this->session->get($this->_token_key); + $endpoint = + $loader->fromSession($endpoint_data); + + $message = Auth_OpenID_Message::fromPostArgs($query); + $response = $this->consumer->complete($message, $endpoint, $return_to); + $this->session->del($this->_token_key); + + if (in_array($response->status, array(Auth_OpenID_SUCCESS, + Auth_OpenID_CANCEL))) { + if ($response->identity_url !== null) { + $disco = $this->getDiscoveryObject($this->session, + $response->identity_url, + $this->session_key_prefix); + $disco->cleanup(true); + } + } + + return $response; + } +} + +/** + * A class implementing HMAC/DH-SHA1 consumer sessions. + * + * @package OpenID + */ +class Auth_OpenID_DiffieHellmanSHA1ConsumerSession { + var $session_type = 'DH-SHA1'; + var $hash_func = 'Auth_OpenID_SHA1'; + var $secret_size = 20; + var $allowed_assoc_types = array('HMAC-SHA1'); + + function Auth_OpenID_DiffieHellmanSHA1ConsumerSession($dh = null) + { + if ($dh === null) { + $dh = new Auth_OpenID_DiffieHellman(); + } + + $this->dh = $dh; + } + + function getRequest() + { + $math =& Auth_OpenID_getMathLib(); + + $cpub = $math->longToBase64($this->dh->public); + + $args = array('dh_consumer_public' => $cpub); + + if (!$this->dh->usingDefaultValues()) { + $args = array_merge($args, array( + 'dh_modulus' => + $math->longToBase64($this->dh->mod), + 'dh_gen' => + $math->longToBase64($this->dh->gen))); + } + + return $args; + } + + function extractSecret($response) + { + if (!$response->hasKey(Auth_OpenID_OPENID_NS, + 'dh_server_public')) { + return null; + } + + if (!$response->hasKey(Auth_OpenID_OPENID_NS, + 'enc_mac_key')) { + return null; + } + + $math =& Auth_OpenID_getMathLib(); + + $spub = $math->base64ToLong($response->getArg(Auth_OpenID_OPENID_NS, + 'dh_server_public')); + $enc_mac_key = base64_decode($response->getArg(Auth_OpenID_OPENID_NS, + 'enc_mac_key')); + + return $this->dh->xorSecret($spub, $enc_mac_key, $this->hash_func); + } +} + +/** + * A class implementing HMAC/DH-SHA256 consumer sessions. + * + * @package OpenID + */ +class Auth_OpenID_DiffieHellmanSHA256ConsumerSession extends + Auth_OpenID_DiffieHellmanSHA1ConsumerSession { + var $session_type = 'DH-SHA256'; + var $hash_func = 'Auth_OpenID_SHA256'; + var $secret_size = 32; + var $allowed_assoc_types = array('HMAC-SHA256'); +} + +/** + * A class implementing plaintext consumer sessions. + * + * @package OpenID + */ +class Auth_OpenID_PlainTextConsumerSession { + var $session_type = 'no-encryption'; + var $allowed_assoc_types = array('HMAC-SHA1', 'HMAC-SHA256'); + + function getRequest() + { + return array(); + } + + function extractSecret($response) + { + if (!$response->hasKey(Auth_OpenID_OPENID_NS, 'mac_key')) { + return null; + } + + return base64_decode($response->getArg(Auth_OpenID_OPENID_NS, + 'mac_key')); + } +} + +/** + * Returns available session types. + */ +function Auth_OpenID_getAvailableSessionTypes() +{ + $types = array( + 'no-encryption' => 'Auth_OpenID_PlainTextConsumerSession', + 'DH-SHA1' => 'Auth_OpenID_DiffieHellmanSHA1ConsumerSession', + 'DH-SHA256' => 'Auth_OpenID_DiffieHellmanSHA256ConsumerSession'); + + return $types; +} + +/** + * This class is the interface to the OpenID consumer logic. + * Instances of it maintain no per-request state, so they can be + * reused (or even used by multiple threads concurrently) as needed. + * + * @package OpenID + */ +class Auth_OpenID_GenericConsumer { + /** + * @access private + */ + var $discoverMethod = 'Auth_OpenID_discover'; + + /** + * This consumer's store object. + */ + var $store; + + /** + * @access private + */ + var $_use_assocs; + + /** + * @access private + */ + var $openid1_nonce_query_arg_name = 'janrain_nonce'; + + /** + * Another query parameter that gets added to the return_to for + * OpenID 1; if the user's session state is lost, use this claimed + * identifier to do discovery when verifying the response. + */ + var $openid1_return_to_identifier_name = 'openid1_claimed_id'; + + /** + * This method initializes a new {@link Auth_OpenID_Consumer} + * instance to access the library. + * + * @param Auth_OpenID_OpenIDStore $store This must be an object + * that implements the interface in {@link Auth_OpenID_OpenIDStore}. + * Several concrete implementations are provided, to cover most common use + * cases. For stores backed by MySQL, PostgreSQL, or SQLite, see + * the {@link Auth_OpenID_SQLStore} class and its sublcasses. For a + * filesystem-backed store, see the {@link Auth_OpenID_FileStore} module. + * As a last resort, if it isn't possible for the server to store + * state at all, an instance of {@link Auth_OpenID_DumbStore} can be used. + * + * @param bool $immediate This is an optional boolean value. It + * controls whether the library uses immediate mode, as explained + * in the module description. The default value is False, which + * disables immediate mode. + */ + function Auth_OpenID_GenericConsumer(&$store) + { + $this->store =& $store; + $this->negotiator =& Auth_OpenID_getDefaultNegotiator(); + $this->_use_assocs = ($this->store ? true : false); + + $this->fetcher = Auth_Yadis_Yadis::getHTTPFetcher(); + + $this->session_types = Auth_OpenID_getAvailableSessionTypes(); + } + + /** + * Called to begin OpenID authentication using the specified + * {@link Auth_OpenID_ServiceEndpoint}. + * + * @access private + */ + function begin($service_endpoint) + { + $assoc = $this->_getAssociation($service_endpoint); + $r = new Auth_OpenID_AuthRequest($service_endpoint, $assoc); + $r->return_to_args[$this->openid1_nonce_query_arg_name] = + Auth_OpenID_mkNonce(); + + if ($r->message->isOpenID1()) { + $r->return_to_args[$this->openid1_return_to_identifier_name] = + $r->endpoint->claimed_id; + } + + return $r; + } + + /** + * Given an {@link Auth_OpenID_Message}, {@link + * Auth_OpenID_ServiceEndpoint} and optional return_to URL, + * complete OpenID authentication. + * + * @access private + */ + function complete($message, $endpoint, $return_to) + { + $mode = $message->getArg(Auth_OpenID_OPENID_NS, 'mode', + ''); + + $mode_methods = array( + 'cancel' => '_complete_cancel', + 'error' => '_complete_error', + 'setup_needed' => '_complete_setup_needed', + 'id_res' => '_complete_id_res', + ); + + $method = Auth_OpenID::arrayGet($mode_methods, $mode, + '_completeInvalid'); + + return call_user_func_array(array(&$this, $method), + array($message, $endpoint, $return_to)); + } + + /** + * @access private + */ + function _completeInvalid($message, &$endpoint, $unused) + { + $mode = $message->getArg(Auth_OpenID_OPENID_NS, 'mode', + ''); + + return new Auth_OpenID_FailureResponse($endpoint, + sprintf("Invalid openid.mode '%s'", $mode)); + } + + /** + * @access private + */ + function _complete_cancel($message, &$endpoint, $unused) + { + return new Auth_OpenID_CancelResponse($endpoint); + } + + /** + * @access private + */ + function _complete_error($message, &$endpoint, $unused) + { + $error = $message->getArg(Auth_OpenID_OPENID_NS, 'error'); + $contact = $message->getArg(Auth_OpenID_OPENID_NS, 'contact'); + $reference = $message->getArg(Auth_OpenID_OPENID_NS, 'reference'); + + return new Auth_OpenID_FailureResponse($endpoint, $error, + $contact, $reference); + } + + /** + * @access private + */ + function _complete_setup_needed($message, &$endpoint, $unused) + { + if (!$message->isOpenID2()) { + return $this->_completeInvalid($message, $endpoint); + } + + return new Auth_OpenID_SetupNeededResponse($endpoint); + } + + /** + * @access private + */ + function _complete_id_res($message, &$endpoint, $return_to) + { + $user_setup_url = $message->getArg(Auth_OpenID_OPENID1_NS, + 'user_setup_url'); + + if ($this->_checkSetupNeeded($message)) { + return SetupNeededResponse($endpoint, $user_setup_url); + } else { + return $this->_doIdRes($message, $endpoint, $return_to); + } + } + + /** + * @access private + */ + function _checkSetupNeeded($message) + { + // In OpenID 1, we check to see if this is a cancel from + // immediate mode by the presence of the user_setup_url + // parameter. + if ($message->isOpenID1()) { + $user_setup_url = $message->getArg(Auth_OpenID_OPENID1_NS, + 'user_setup_url'); + if ($user_setup_url !== null) { + return true; + } + } + + return false; + } + + /** + * @access private + */ + function _doIdRes($message, $endpoint, $return_to) + { + // Checks for presence of appropriate fields (and checks + // signed list fields) + $result = $this->_idResCheckForFields($message); + + if (Auth_OpenID::isFailure($result)) { + return $result; + } + + if (!$this->_checkReturnTo($message, $return_to)) { + return new Auth_OpenID_FailureResponse(null, + sprintf("return_to does not match return URL. Expected %s, got %s", + $return_to, + $message->getArg(Auth_OpenID_OPENID_NS, 'return_to'))); + } + + // Verify discovery information: + $result = $this->_verifyDiscoveryResults($message, $endpoint); + + if (Auth_OpenID::isFailure($result)) { + return $result; + } + + $endpoint = $result; + + $result = $this->_idResCheckSignature($message, + $endpoint->server_url); + + if (Auth_OpenID::isFailure($result)) { + return $result; + } + + $result = $this->_idResCheckNonce($message, $endpoint); + + if (Auth_OpenID::isFailure($result)) { + return $result; + } + + $signed_list_str = $message->getArg(Auth_OpenID_OPENID_NS, 'signed', + Auth_OpenID_NO_DEFAULT); + $signed_list = explode(',', $signed_list_str); + + $signed_fields = Auth_OpenID::addPrefix($signed_list, "openid."); + + return new Auth_OpenID_SuccessResponse($endpoint, $message, + $signed_fields); + + } + + /** + * @access private + */ + function _checkReturnTo($message, $return_to) + { + // Check an OpenID message and its openid.return_to value + // against a return_to URL from an application. Return True + // on success, False on failure. + + // Check the openid.return_to args against args in the + // original message. + $result = Auth_OpenID_GenericConsumer::_verifyReturnToArgs( + $message->toPostArgs()); + if (Auth_OpenID::isFailure($result)) { + return false; + } + + // Check the return_to base URL against the one in the + // message. + $msg_return_to = $message->getArg(Auth_OpenID_OPENID_NS, + 'return_to'); + + $return_to_parts = parse_url($return_to); + $msg_return_to_parts = parse_url($msg_return_to); + + // If port is absent from both, add it so it's equal in the + // check below. + if ((!array_key_exists('port', $return_to_parts)) && + (!array_key_exists('port', $msg_return_to_parts))) { + $return_to_parts['port'] = null; + $msg_return_to_parts['port'] = null; + } + + // If path is absent from both, add it so it's equal in the + // check below. + if ((!array_key_exists('path', $return_to_parts)) && + (!array_key_exists('path', $msg_return_to_parts))) { + $return_to_parts['path'] = null; + $msg_return_to_parts['path'] = null; + } + + // The URL scheme, authority, and path MUST be the same + // between the two URLs. + foreach (array('scheme', 'host', 'port', 'path') as $component) { + // If the url component is absent in either URL, fail. + // There should always be a scheme, host, port, and path. + if (!array_key_exists($component, $return_to_parts)) { + return false; + } + + if (!array_key_exists($component, $msg_return_to_parts)) { + return false; + } + + if (Auth_OpenID::arrayGet($return_to_parts, $component) !== + Auth_OpenID::arrayGet($msg_return_to_parts, $component)) { + return false; + } + } + + return true; + } + + /** + * @access private + */ + function _verifyReturnToArgs($query) + { + // Verify that the arguments in the return_to URL are present in this + // response. + + $message = Auth_OpenID_Message::fromPostArgs($query); + $return_to = $message->getArg(Auth_OpenID_OPENID_NS, 'return_to'); + + // XXX: this should be checked by _idResCheckForFields + if (!$return_to) { + return new Auth_OpenID_FailureResponse(null, + "Response has no return_to"); + } + + $parsed_url = parse_url($return_to); + + $q = array(); + if (array_key_exists('query', $parsed_url)) { + $rt_query = $parsed_url['query']; + $q = Auth_OpenID::parse_str($rt_query); + } + + foreach ($q as $rt_key => $rt_value) { + if (!array_key_exists($rt_key, $query)) { + return new Auth_OpenID_FailureResponse(null, + sprintf("return_to parameter %s absent from query", $rt_key)); + } else { + $value = $query[$rt_key]; + if ($rt_value != $value) { + return new Auth_OpenID_FailureResponse(null, + sprintf("parameter %s value %s does not match " . + "return_to value %s", $rt_key, + $value, $rt_value)); + } + } + } + + // Make sure all non-OpenID arguments in the response are also + // in the signed return_to. + $bare_args = $message->getArgs(Auth_OpenID_BARE_NS); + foreach ($bare_args as $key => $value) { + if (Auth_OpenID::arrayGet($q, $key) != $value) { + return new Auth_OpenID_FailureResponse(null, + sprintf("Parameter %s = %s not in return_to URL", + $key, $value)); + } + } + + return true; + } + + /** + * @access private + */ + function _idResCheckSignature($message, $server_url) + { + $assoc_handle = $message->getArg(Auth_OpenID_OPENID_NS, + 'assoc_handle'); + + $assoc = $this->store->getAssociation($server_url, $assoc_handle); + + if ($assoc) { + if ($assoc->getExpiresIn() <= 0) { + // XXX: It might be a good idea sometimes to re-start + // the authentication with a new association. Doing it + // automatically opens the possibility for + // denial-of-service by a server that just returns + // expired associations (or really short-lived + // associations) + return new Auth_OpenID_FailureResponse(null, + 'Association with ' . $server_url . ' expired'); + } + + if (!$assoc->checkMessageSignature($message)) { + return new Auth_OpenID_FailureResponse(null, + "Bad signature"); + } + } else { + // It's not an association we know about. Stateless mode + // is our only possible path for recovery. XXX - async + // framework will not want to block on this call to + // _checkAuth. + if (!$this->_checkAuth($message, $server_url)) { + return new Auth_OpenID_FailureResponse(null, + "Server denied check_authentication"); + } + } + + return null; + } + + /** + * @access private + */ + function _verifyDiscoveryResults($message, $endpoint=null) + { + if ($message->getOpenIDNamespace() == Auth_OpenID_OPENID2_NS) { + return $this->_verifyDiscoveryResultsOpenID2($message, + $endpoint); + } else { + return $this->_verifyDiscoveryResultsOpenID1($message, + $endpoint); + } + } + + /** + * @access private + */ + function _verifyDiscoveryResultsOpenID1($message, $endpoint) + { + $claimed_id = $message->getArg(Auth_OpenID_BARE_NS, + $this->openid1_return_to_identifier_name); + + if (($endpoint === null) && ($claimed_id === null)) { + return new Auth_OpenID_FailureResponse($endpoint, + 'When using OpenID 1, the claimed ID must be supplied, ' . + 'either by passing it through as a return_to parameter ' . + 'or by using a session, and supplied to the GenericConsumer ' . + 'as the argument to complete()'); + } else if (($endpoint !== null) && ($claimed_id === null)) { + $claimed_id = $endpoint->claimed_id; + } + + $to_match = new Auth_OpenID_ServiceEndpoint(); + $to_match->type_uris = array(Auth_OpenID_TYPE_1_1); + $to_match->local_id = $message->getArg(Auth_OpenID_OPENID1_NS, + 'identity'); + + // Restore delegate information from the initiation phase + $to_match->claimed_id = $claimed_id; + + if ($to_match->local_id === null) { + return new Auth_OpenID_FailureResponse($endpoint, + "Missing required field openid.identity"); + } + + $to_match_1_0 = $to_match->copy(); + $to_match_1_0->type_uris = array(Auth_OpenID_TYPE_1_0); + + if ($endpoint !== null) { + $result = $this->_verifyDiscoverySingle($endpoint, $to_match); + + if (is_a($result, 'Auth_OpenID_TypeURIMismatch')) { + $result = $this->_verifyDiscoverySingle($endpoint, + $to_match_1_0); + } + + if (Auth_OpenID::isFailure($result)) { + // oidutil.log("Error attempting to use stored + // discovery information: " + str(e)) + // oidutil.log("Attempting discovery to + // verify endpoint") + } else { + return $endpoint; + } + } + + // Endpoint is either bad (failed verification) or None + $result = $this->_discoverAndVerify($to_match); + + if (is_a($result, 'Auth_OpenID_TypeURIMismatch')) { + return $this->_discoverAndVerify($to_match_1_0); + } else { + return $result; + } + } + + /** + * @access private + */ + function _verifyDiscoverySingle($endpoint, $to_match) + { + // Every type URI that's in the to_match endpoint has to be + // present in the discovered endpoint. + foreach ($to_match->type_uris as $type_uri) { + if (!$endpoint->usesExtension($type_uri)) { + return new Auth_OpenID_TypeURIMismatch($endpoint, + "Required type ".$type_uri." not present"); + } + } + + // Fragments do not influence discovery, so we can't compare a + // claimed identifier with a fragment to discovered + // information. + list($defragged_claimed_id, $_) = + Auth_OpenID::urldefrag($to_match->claimed_id); + + if ($defragged_claimed_id != $endpoint->claimed_id) { + return new Auth_OpenID_FailureResponse($endpoint, + sprintf('Claimed ID does not match (different subjects!), ' . + 'Expected %s, got %s', $defragged_claimed_id, + $endpoint->claimed_id)); + } + + if ($to_match->getLocalID() != $endpoint->getLocalID()) { + return new Auth_OpenID_FailureResponse($endpoint, + sprintf('local_id mismatch. Expected %s, got %s', + $to_match->getLocalID(), $endpoint->getLocalID())); + } + + // If the server URL is None, this must be an OpenID 1 + // response, because op_endpoint is a required parameter in + // OpenID 2. In that case, we don't actually care what the + // discovered server_url is, because signature checking or + // check_auth should take care of that check for us. + if ($to_match->server_url === null) { + if ($to_match->preferredNamespace() != Auth_OpenID_OPENID1_NS) { + return new Auth_OpenID_FailureResponse($endpoint, + "Preferred namespace mismatch (bug)"); + } + } else if ($to_match->server_url != $endpoint->server_url) { + return new Auth_OpenID_FailureResponse($endpoint, + sprintf('OP Endpoint mismatch. Expected %s, got %s', + $to_match->server_url, $endpoint->server_url)); + } + + return null; + } + + /** + * @access private + */ + function _verifyDiscoveryResultsOpenID2($message, $endpoint) + { + $to_match = new Auth_OpenID_ServiceEndpoint(); + $to_match->type_uris = array(Auth_OpenID_TYPE_2_0); + $to_match->claimed_id = $message->getArg(Auth_OpenID_OPENID2_NS, + 'claimed_id'); + + $to_match->local_id = $message->getArg(Auth_OpenID_OPENID2_NS, + 'identity'); + + $to_match->server_url = $message->getArg(Auth_OpenID_OPENID2_NS, + 'op_endpoint'); + + if ($to_match->server_url === null) { + return new Auth_OpenID_FailureResponse($endpoint, + "OP Endpoint URL missing"); + } + + // claimed_id and identifier must both be present or both be + // absent + if (($to_match->claimed_id === null) && + ($to_match->local_id !== null)) { + return new Auth_OpenID_FailureResponse($endpoint, + 'openid.identity is present without openid.claimed_id'); + } + + if (($to_match->claimed_id !== null) && + ($to_match->local_id === null)) { + return new Auth_OpenID_FailureResponse($endpoint, + 'openid.claimed_id is present without openid.identity'); + } + + if ($to_match->claimed_id === null) { + // This is a response without identifiers, so there's + // really no checking that we can do, so return an + // endpoint that's for the specified `openid.op_endpoint' + return Auth_OpenID_ServiceEndpoint::fromOPEndpointURL( + $to_match->server_url); + } + + if (!$endpoint) { + // The claimed ID doesn't match, so we have to do + // discovery again. This covers not using sessions, OP + // identifier endpoints and responses that didn't match + // the original request. + // oidutil.log('No pre-discovered information supplied.') + return $this->_discoverAndVerify($to_match); + } else { + + // The claimed ID matches, so we use the endpoint that we + // discovered in initiation. This should be the most + // common case. + $result = $this->_verifyDiscoverySingle($endpoint, $to_match); + + if (Auth_OpenID::isFailure($result)) { + $endpoint = $this->_discoverAndVerify($to_match); + + if (Auth_OpenID::isFailure($endpoint)) { + return $endpoint; + } + } + } + + // The endpoint we return should have the claimed ID from the + // message we just verified, fragment and all. + if ($endpoint->claimed_id != $to_match->claimed_id) { + $endpoint->claimed_id = $to_match->claimed_id; + } + + return $endpoint; + } + + /** + * @access private + */ + function _discoverAndVerify($to_match) + { + // oidutil.log('Performing discovery on %s' % (to_match.claimed_id,)) + list($unused, $services) = call_user_func($this->discoverMethod, + $to_match->claimed_id, + $this->fetcher); + + if (!$services) { + return new Auth_OpenID_FailureResponse(null, + sprintf("No OpenID information found at %s", + $to_match->claimed_id)); + } + + return $this->_verifyDiscoveryServices($services, $to_match); + } + + /** + * @access private + */ + function _verifyDiscoveryServices(&$services, &$to_match) + { + // Search the services resulting from discovery to find one + // that matches the information from the assertion + + foreach ($services as $endpoint) { + $result = $this->_verifyDiscoverySingle($endpoint, $to_match); + + if (!Auth_OpenID::isFailure($result)) { + // It matches, so discover verification has + // succeeded. Return this endpoint. + return $endpoint; + } + } + + return new Auth_OpenID_FailureResponse(null, + sprintf('No matching endpoint found after discovering %s', + $to_match->claimed_id)); + } + + /** + * Extract the nonce from an OpenID 1 response. Return the nonce + * from the BARE_NS since we independently check the return_to + * arguments are the same as those in the response message. + * + * See the openid1_nonce_query_arg_name class variable + * + * @returns $nonce The nonce as a string or null + * + * @access private + */ + function _idResGetNonceOpenID1($message, $endpoint) + { + return $message->getArg(Auth_OpenID_BARE_NS, + $this->openid1_nonce_query_arg_name); + } + + /** + * @access private + */ + function _idResCheckNonce($message, $endpoint) + { + if ($message->isOpenID1()) { + // This indicates that the nonce was generated by the consumer + $nonce = $this->_idResGetNonceOpenID1($message, $endpoint); + $server_url = ''; + } else { + $nonce = $message->getArg(Auth_OpenID_OPENID2_NS, + 'response_nonce'); + + $server_url = $endpoint->server_url; + } + + if ($nonce === null) { + return new Auth_OpenID_FailureResponse($endpoint, + "Nonce missing from response"); + } + + $parts = Auth_OpenID_splitNonce($nonce); + + if ($parts === null) { + return new Auth_OpenID_FailureResponse($endpoint, + "Malformed nonce in response"); + } + + list($timestamp, $salt) = $parts; + + if (!$this->store->useNonce($server_url, $timestamp, $salt)) { + return new Auth_OpenID_FailureResponse($endpoint, + "Nonce already used or out of range"); + } + + return null; + } + + /** + * @access private + */ + function _idResCheckForFields($message) + { + $basic_fields = array('return_to', 'assoc_handle', 'sig', 'signed'); + $basic_sig_fields = array('return_to', 'identity'); + + $require_fields = array( + Auth_OpenID_OPENID2_NS => array_merge($basic_fields, + array('op_endpoint')), + + Auth_OpenID_OPENID1_NS => array_merge($basic_fields, + array('identity')) + ); + + $require_sigs = array( + Auth_OpenID_OPENID2_NS => array_merge($basic_sig_fields, + array('response_nonce', + 'claimed_id', + 'assoc_handle')), + Auth_OpenID_OPENID1_NS => array_merge($basic_sig_fields, + array('nonce')) + ); + + foreach ($require_fields[$message->getOpenIDNamespace()] as $field) { + if (!$message->hasKey(Auth_OpenID_OPENID_NS, $field)) { + return new Auth_OpenID_FailureResponse(null, + "Missing required field '".$field."'"); + } + } + + $signed_list_str = $message->getArg(Auth_OpenID_OPENID_NS, + 'signed', + Auth_OpenID_NO_DEFAULT); + $signed_list = explode(',', $signed_list_str); + + foreach ($require_sigs[$message->getOpenIDNamespace()] as $field) { + // Field is present and not in signed list + if ($message->hasKey(Auth_OpenID_OPENID_NS, $field) && + (!in_array($field, $signed_list))) { + return new Auth_OpenID_FailureResponse(null, + "'".$field."' not signed"); + } + } + + return null; + } + + /** + * @access private + */ + function _checkAuth($message, $server_url) + { + $request = $this->_createCheckAuthRequest($message); + if ($request === null) { + return false; + } + + $resp_message = $this->_makeKVPost($request, $server_url); + if (($resp_message === null) || + (is_a($resp_message, 'Auth_OpenID_ServerErrorContainer'))) { + return false; + } + + return $this->_processCheckAuthResponse($resp_message, $server_url); + } + + /** + * @access private + */ + function _createCheckAuthRequest($message) + { + $signed = $message->getArg(Auth_OpenID_OPENID_NS, 'signed'); + if ($signed === null) { + return null; + } + + $whitelist = array('assoc_handle', 'sig', + 'signed', 'invalidate_handle'); + + $check_args = array(); + + foreach ($whitelist as $k) { + $val = $message->getArg(Auth_OpenID_OPENID_NS, $k); + if ($val !== null) { + $check_args[$k] = $val; + } + } + + $signed = $message->getArg(Auth_OpenID_OPENID_NS, + 'signed'); + + if ($signed) { + foreach (explode(',', $signed) as $k) { + if ($k == 'ns') { + $check_args['ns'] = $message->getOpenIDNamespace(); + continue; + } + + $value = $message->getAliasedArg($k); + if ($value === null) { + return null; + } + + $check_args[$k] = $value; + } + } + + $check_args['mode'] = 'check_authentication'; + return Auth_OpenID_Message::fromOpenIDArgs($check_args); + } + + /** + * @access private + */ + function _processCheckAuthResponse($response, $server_url) + { + $is_valid = $response->getArg(Auth_OpenID_OPENID_NS, 'is_valid', + 'false'); + + $invalidate_handle = $response->getArg(Auth_OpenID_OPENID_NS, + 'invalidate_handle'); + + if ($invalidate_handle !== null) { + $this->store->removeAssociation($server_url, + $invalidate_handle); + } + + if ($is_valid == 'true') { + return true; + } + + return false; + } + + /** + * Adapt a POST response to a Message. + * + * @param $response Result of a POST to an OpenID endpoint. + * + * @access private + */ + function _httpResponseToMessage($response, $server_url) + { + // Should this function be named Message.fromHTTPResponse instead? + $response_message = Auth_OpenID_Message::fromKVForm($response->body); + + if ($response->status == 400) { + return Auth_OpenID_ServerErrorContainer::fromMessage( + $response_message); + } else if ($response->status != 200) { + return null; + } + + return $response_message; + } + + /** + * @access private + */ + function _makeKVPost($message, $server_url) + { + $body = $message->toURLEncoded(); + $resp = $this->fetcher->post($server_url, $body); + + if ($resp === null) { + return null; + } + + return $this->_httpResponseToMessage($resp, $server_url); + } + + /** + * @access private + */ + function _getAssociation($endpoint) + { + if (!$this->_use_assocs) { + return null; + } + + $assoc = $this->store->getAssociation($endpoint->server_url); + + if (($assoc === null) || + ($assoc->getExpiresIn() <= 0)) { + + $assoc = $this->_negotiateAssociation($endpoint); + + if ($assoc !== null) { + $this->store->storeAssociation($endpoint->server_url, + $assoc); + } + } + + return $assoc; + } + + /** + * Handle ServerErrors resulting from association requests. + * + * @return $result If server replied with an C{unsupported-type} + * error, return a tuple of supported C{association_type}, + * C{session_type}. Otherwise logs the error and returns null. + * + * @access private + */ + function _extractSupportedAssociationType(&$server_error, &$endpoint, + $assoc_type) + { + // Any error message whose code is not 'unsupported-type' + // should be considered a total failure. + if (($server_error->error_code != 'unsupported-type') || + ($server_error->message->isOpenID1())) { + return null; + } + + // The server didn't like the association/session type that we + // sent, and it sent us back a message that might tell us how + // to handle it. + + // Extract the session_type and assoc_type from the error + // message + $assoc_type = $server_error->message->getArg(Auth_OpenID_OPENID_NS, + 'assoc_type'); + + $session_type = $server_error->message->getArg(Auth_OpenID_OPENID_NS, + 'session_type'); + + if (($assoc_type === null) || ($session_type === null)) { + return null; + } else if (!$this->negotiator->isAllowed($assoc_type, + $session_type)) { + return null; + } else { + return array($assoc_type, $session_type); + } + } + + /** + * @access private + */ + function _negotiateAssociation($endpoint) + { + // Get our preferred session/association type from the negotiatior. + list($assoc_type, $session_type) = $this->negotiator->getAllowedType(); + + $assoc = $this->_requestAssociation( + $endpoint, $assoc_type, $session_type); + + if (Auth_OpenID::isFailure($assoc)) { + return null; + } + + if (is_a($assoc, 'Auth_OpenID_ServerErrorContainer')) { + $why = $assoc; + + $supportedTypes = $this->_extractSupportedAssociationType( + $why, $endpoint, $assoc_type); + + if ($supportedTypes !== null) { + list($assoc_type, $session_type) = $supportedTypes; + + // Attempt to create an association from the assoc_type + // and session_type that the server told us it + // supported. + $assoc = $this->_requestAssociation( + $endpoint, $assoc_type, $session_type); + + if (is_a($assoc, 'Auth_OpenID_ServerErrorContainer')) { + // Do not keep trying, since it rejected the + // association type that it told us to use. + // oidutil.log('Server %s refused its suggested association + // 'type: session_type=%s, assoc_type=%s' + // % (endpoint.server_url, session_type, + // assoc_type)) + return null; + } else { + return $assoc; + } + } else { + return null; + } + } else { + return $assoc; + } + } + + /** + * @access private + */ + function _requestAssociation($endpoint, $assoc_type, $session_type) + { + list($assoc_session, $args) = $this->_createAssociateRequest( + $endpoint, $assoc_type, $session_type); + + $response_message = $this->_makeKVPost($args, $endpoint->server_url); + + if ($response_message === null) { + // oidutil.log('openid.associate request failed: %s' % (why[0],)) + return null; + } else if (is_a($response_message, + 'Auth_OpenID_ServerErrorContainer')) { + return $response_message; + } + + return $this->_extractAssociation($response_message, $assoc_session); + } + + /** + * @access private + */ + function _extractAssociation(&$assoc_response, &$assoc_session) + { + // Extract the common fields from the response, raising an + // exception if they are not found + $assoc_type = $assoc_response->getArg( + Auth_OpenID_OPENID_NS, 'assoc_type', + Auth_OpenID_NO_DEFAULT); + + if ($assoc_type === null) { + return new Auth_OpenID_FailureResponse(null, + 'assoc_type missing from association response'); + } + + $assoc_handle = $assoc_response->getArg( + Auth_OpenID_OPENID_NS, 'assoc_handle', + Auth_OpenID_NO_DEFAULT); + + if ($assoc_handle === null) { + return new Auth_OpenID_FailureResponse(null, + 'assoc_handle missing from association response'); + } + + // expires_in is a base-10 string. The Python parsing will + // accept literals that have whitespace around them and will + // accept negative values. Neither of these are really in-spec, + // but we think it's OK to accept them. + $expires_in_str = $assoc_response->getArg( + Auth_OpenID_OPENID_NS, 'expires_in', + Auth_OpenID_NO_DEFAULT); + + if ($expires_in_str === null) { + return new Auth_OpenID_FailureResponse(null, + 'expires_in missing from association response'); + } + + $expires_in = Auth_OpenID::intval($expires_in_str); + if ($expires_in === false) { + return null; + } + + // OpenID 1 has funny association session behaviour. + if ($assoc_response->isOpenID1()) { + $session_type = $this->_getOpenID1SessionType($assoc_response); + } else { + $session_type = $assoc_response->getArg( + Auth_OpenID_OPENID2_NS, 'session_type', + Auth_OpenID_NO_DEFAULT); + + if ($session_type === null) { + return new Auth_OpenID_FailureResponse(null, + 'session_type missing from association response'); + } + } + + // Session type mismatch + if ($assoc_session->session_type != $session_type) { + if ($assoc_response->isOpenID1() && + ($session_type == 'no-encryption')) { + // In OpenID 1, any association request can result in + // a 'no-encryption' association response. Setting + // assoc_session to a new no-encryption session should + // make the rest of this function work properly for + // that case. + $assoc_session = new Auth_OpenID_PlainTextConsumerSession(); + } else { + // Any other mismatch, regardless of protocol version + // results in the failure of the association session + // altogether. + return null; + } + } + + // Make sure assoc_type is valid for session_type + if (!in_array($assoc_type, $assoc_session->allowed_assoc_types)) { + return null; + } + + // Delegate to the association session to extract the secret + // from the response, however is appropriate for that session + // type. + $secret = $assoc_session->extractSecret($assoc_response); + + if ($secret === null) { + return null; + } + + return Auth_OpenID_Association::fromExpiresIn( + $expires_in, $assoc_handle, $secret, $assoc_type); + } + + /** + * @access private + */ + function _createAssociateRequest($endpoint, $assoc_type, $session_type) + { + if (array_key_exists($session_type, $this->session_types)) { + $session_type_class = $this->session_types[$session_type]; + + if (is_callable($session_type_class)) { + $assoc_session = $session_type_class(); + } else { + $assoc_session = new $session_type_class(); + } + } else { + return null; + } + + $args = array( + 'mode' => 'associate', + 'assoc_type' => $assoc_type); + + if (!$endpoint->compatibilityMode()) { + $args['ns'] = Auth_OpenID_OPENID2_NS; + } + + // Leave out the session type if we're in compatibility mode + // *and* it's no-encryption. + if ((!$endpoint->compatibilityMode()) || + ($assoc_session->session_type != 'no-encryption')) { + $args['session_type'] = $assoc_session->session_type; + } + + $args = array_merge($args, $assoc_session->getRequest()); + $message = Auth_OpenID_Message::fromOpenIDArgs($args); + return array($assoc_session, $message); + } + + /** + * Given an association response message, extract the OpenID 1.X + * session type. + * + * This function mostly takes care of the 'no-encryption' default + * behavior in OpenID 1. + * + * If the association type is plain-text, this function will + * return 'no-encryption' + * + * @access private + * @return $typ The association type for this message + */ + function _getOpenID1SessionType($assoc_response) + { + // If it's an OpenID 1 message, allow session_type to default + // to None (which signifies "no-encryption") + $session_type = $assoc_response->getArg(Auth_OpenID_OPENID1_NS, + 'session_type'); + + // Handle the differences between no-encryption association + // respones in OpenID 1 and 2: + + // no-encryption is not really a valid session type for OpenID + // 1, but we'll accept it anyway, while issuing a warning. + if ($session_type == 'no-encryption') { + // oidutil.log('WARNING: OpenID server sent "no-encryption"' + // 'for OpenID 1.X') + } else if (($session_type == '') || ($session_type === null)) { + // Missing or empty session type is the way to flag a + // 'no-encryption' response. Change the session type to + // 'no-encryption' so that it can be handled in the same + // way as OpenID 2 'no-encryption' respones. + $session_type = 'no-encryption'; + } + + return $session_type; + } +} + +/** + * This class represents an authentication request from a consumer to + * an OpenID server. + * + * @package OpenID + */ +class Auth_OpenID_AuthRequest { + + /** + * Initialize an authentication request with the specified token, + * association, and endpoint. + * + * Users of this library should not create instances of this + * class. Instances of this class are created by the library when + * needed. + */ + function Auth_OpenID_AuthRequest(&$endpoint, $assoc) + { + $this->assoc = $assoc; + $this->endpoint =& $endpoint; + $this->return_to_args = array(); + $this->message = new Auth_OpenID_Message(); + $this->message->setOpenIDNamespace( + $endpoint->preferredNamespace()); + $this->_anonymous = false; + } + + /** + * Add an extension to this checkid request. + * + * $extension_request: An object that implements the extension + * request interface for adding arguments to an OpenID message. + */ + function addExtension(&$extension_request) + { + $extension_request->toMessage($this->message); + } + + /** + * Add an extension argument to this OpenID authentication + * request. + * + * Use caution when adding arguments, because they will be + * URL-escaped and appended to the redirect URL, which can easily + * get quite long. + * + * @param string $namespace The namespace for the extension. For + * example, the simple registration extension uses the namespace + * 'sreg'. + * + * @param string $key The key within the extension namespace. For + * example, the nickname field in the simple registration + * extension's key is 'nickname'. + * + * @param string $value The value to provide to the server for + * this argument. + */ + function addExtensionArg($namespace, $key, $value) + { + $this->message->setArg($namespace, $key, $value); + } + + /** + * Set whether this request should be made anonymously. If a + * request is anonymous, the identifier will not be sent in the + * request. This is only useful if you are making another kind of + * request with an extension in this request. + * + * Anonymous requests are not allowed when the request is made + * with OpenID 1. + */ + function setAnonymous($is_anonymous) + { + if ($is_anonymous && $this->message->isOpenID1()) { + return false; + } else { + $this->_anonymous = $is_anonymous; + return true; + } + } + + /** + * Produce a {@link Auth_OpenID_Message} representing this + * request. + * + * @param string $realm The URL (or URL pattern) that identifies + * your web site to the user when she is authorizing it. + * + * @param string $return_to The URL that the OpenID provider will + * send the user back to after attempting to verify her identity. + * + * Not specifying a return_to URL means that the user will not be + * returned to the site issuing the request upon its completion. + * + * @param bool $immediate If true, the OpenID provider is to send + * back a response immediately, useful for behind-the-scenes + * authentication attempts. Otherwise the OpenID provider may + * engage the user before providing a response. This is the + * default case, as the user may need to provide credentials or + * approve the request before a positive response can be sent. + */ + function getMessage($realm, $return_to=null, $immediate=false) + { + if ($return_to) { + $return_to = Auth_OpenID::appendArgs($return_to, + $this->return_to_args); + } else if ($immediate) { + // raise ValueError( + // '"return_to" is mandatory when + //using "checkid_immediate"') + return new Auth_OpenID_FailureResponse(null, + "'return_to' is mandatory when using checkid_immediate"); + } else if ($this->message->isOpenID1()) { + // raise ValueError('"return_to" is + // mandatory for OpenID 1 requests') + return new Auth_OpenID_FailureResponse(null, + "'return_to' is mandatory for OpenID 1 requests"); + } else if ($this->return_to_args) { + // raise ValueError('extra "return_to" arguments + // were specified, but no return_to was specified') + return new Auth_OpenID_FailureResponse(null, + "extra 'return_to' arguments where specified, " . + "but no return_to was specified"); + } + + if ($immediate) { + $mode = 'checkid_immediate'; + } else { + $mode = 'checkid_setup'; + } + + $message = $this->message->copy(); + if ($message->isOpenID1()) { + $realm_key = 'trust_root'; + } else { + $realm_key = 'realm'; + } + + $message->updateArgs(Auth_OpenID_OPENID_NS, + array( + $realm_key => $realm, + 'mode' => $mode, + 'return_to' => $return_to)); + + if (!$this->_anonymous) { + if ($this->endpoint->isOPIdentifier()) { + // This will never happen when we're in compatibility + // mode, as long as isOPIdentifier() returns False + // whenever preferredNamespace() returns OPENID1_NS. + $claimed_id = $request_identity = + Auth_OpenID_IDENTIFIER_SELECT; + } else { + $request_identity = $this->endpoint->getLocalID(); + $claimed_id = $this->endpoint->claimed_id; + } + + // This is true for both OpenID 1 and 2 + $message->setArg(Auth_OpenID_OPENID_NS, 'identity', + $request_identity); + + if ($message->isOpenID2()) { + $message->setArg(Auth_OpenID_OPENID2_NS, 'claimed_id', + $claimed_id); + } + } + + if ($this->assoc) { + $message->setArg(Auth_OpenID_OPENID_NS, 'assoc_handle', + $this->assoc->handle); + } + + return $message; + } + + function redirectURL($realm, $return_to = null, + $immediate = false) + { + $message = $this->getMessage($realm, $return_to, $immediate); + + if (Auth_OpenID::isFailure($message)) { + return $message; + } + + return $message->toURL($this->endpoint->server_url); + } + + /** + * Get html for a form to submit this request to the IDP. + * + * form_tag_attrs: An array of attributes to be added to the form + * tag. 'accept-charset' and 'enctype' have defaults that can be + * overridden. If a value is supplied for 'action' or 'method', it + * will be replaced. + */ + function formMarkup($realm, $return_to=null, $immediate=false, + $form_tag_attrs=null) + { + $message = $this->getMessage($realm, $return_to, $immediate); + + if (Auth_OpenID::isFailure($message)) { + return $message; + } + + return $message->toFormMarkup($this->endpoint->server_url, + $form_tag_attrs); + } + + function shouldSendRedirect() + { + return $this->endpoint->compatibilityMode(); + } +} + +/** + * The base class for responses from the Auth_OpenID_Consumer. + * + * @package OpenID + */ +class Auth_OpenID_ConsumerResponse { + var $status = null; + + function setEndpoint($endpoint) + { + $this->endpoint = $endpoint; + if ($endpoint === null) { + $this->identity_url = null; + } else { + $this->identity_url = $endpoint->claimed_id; + } + } + + function getDisplayIdentifier() + { + if ($this->endpoint !== null) { + return $this->endpoint->getDisplayIdentifier(); + } + return null; + } +} + +/** + * A response with a status of Auth_OpenID_SUCCESS. Indicates that + * this request is a successful acknowledgement from the OpenID server + * that the supplied URL is, indeed controlled by the requesting + * agent. This has three relevant attributes: + * + * claimed_id - The identity URL that has been authenticated + * + * signed_args - The arguments in the server's response that were + * signed and verified. + * + * status - Auth_OpenID_SUCCESS. + * + * @package OpenID + */ +class Auth_OpenID_SuccessResponse extends Auth_OpenID_ConsumerResponse { + var $status = Auth_OpenID_SUCCESS; + + /** + * @access private + */ + function Auth_OpenID_SuccessResponse($endpoint, $message, $signed_args=null) + { + $this->endpoint = $endpoint; + $this->identity_url = $endpoint->claimed_id; + $this->signed_args = $signed_args; + $this->message = $message; + + if ($this->signed_args === null) { + $this->signed_args = array(); + } + } + + /** + * Extract signed extension data from the server's response. + * + * @param string $prefix The extension namespace from which to + * extract the extension data. + */ + function extensionResponse($namespace_uri, $require_signed) + { + if ($require_signed) { + return $this->getSignedNS($namespace_uri); + } else { + return $this->message->getArgs($namespace_uri); + } + } + + function isOpenID1() + { + return $this->message->isOpenID1(); + } + + function isSigned($ns_uri, $ns_key) + { + // Return whether a particular key is signed, regardless of + // its namespace alias + return in_array($this->message->getKey($ns_uri, $ns_key), + $this->signed_args); + } + + function getSigned($ns_uri, $ns_key, $default = null) + { + // Return the specified signed field if available, otherwise + // return default + if ($this->isSigned($ns_uri, $ns_key)) { + return $this->message->getArg($ns_uri, $ns_key, $default); + } else { + return $default; + } + } + + function getSignedNS($ns_uri) + { + $args = array(); + + $msg_args = $this->message->getArgs($ns_uri); + + foreach ($msg_args as $key => $value) { + if (!$this->isSigned($ns_uri, $key)) { + return null; + } + } + + return $msg_args; + } + + /** + * Get the openid.return_to argument from this response. + * + * This is useful for verifying that this request was initiated by + * this consumer. + * + * @return string $return_to The return_to URL supplied to the + * server on the initial request, or null if the response did not + * contain an 'openid.return_to' argument. + */ + function getReturnTo() + { + return $this->getSigned(Auth_OpenID_OPENID_NS, 'return_to'); + } +} + +/** + * A response with a status of Auth_OpenID_FAILURE. Indicates that the + * OpenID protocol has failed. This could be locally or remotely + * triggered. This has three relevant attributes: + * + * claimed_id - The identity URL for which authentication was + * attempted, if it can be determined. Otherwise, null. + * + * message - A message indicating why the request failed, if one is + * supplied. Otherwise, null. + * + * status - Auth_OpenID_FAILURE. + * + * @package OpenID + */ +class Auth_OpenID_FailureResponse extends Auth_OpenID_ConsumerResponse { + var $status = Auth_OpenID_FAILURE; + + function Auth_OpenID_FailureResponse($endpoint, $message = null, + $contact = null, $reference = null) + { + $this->setEndpoint($endpoint); + $this->message = $message; + $this->contact = $contact; + $this->reference = $reference; + } +} + +/** + * A specific, internal failure used to detect type URI mismatch. + * + * @package OpenID + */ +class Auth_OpenID_TypeURIMismatch extends Auth_OpenID_FailureResponse { +} + +/** + * Exception that is raised when the server returns a 400 response + * code to a direct request. + * + * @package OpenID + */ +class Auth_OpenID_ServerErrorContainer { + function Auth_OpenID_ServerErrorContainer($error_text, + $error_code, + $message) + { + $this->error_text = $error_text; + $this->error_code = $error_code; + $this->message = $message; + } + + /** + * @access private + */ + function fromMessage($message) + { + $error_text = $message->getArg( + Auth_OpenID_OPENID_NS, 'error', ''); + $error_code = $message->getArg(Auth_OpenID_OPENID_NS, 'error_code'); + return new Auth_OpenID_ServerErrorContainer($error_text, + $error_code, + $message); + } +} + +/** + * A response with a status of Auth_OpenID_CANCEL. Indicates that the + * user cancelled the OpenID authentication request. This has two + * relevant attributes: + * + * claimed_id - The identity URL for which authentication was + * attempted, if it can be determined. Otherwise, null. + * + * status - Auth_OpenID_SUCCESS. + * + * @package OpenID + */ +class Auth_OpenID_CancelResponse extends Auth_OpenID_ConsumerResponse { + var $status = Auth_OpenID_CANCEL; + + function Auth_OpenID_CancelResponse($endpoint) + { + $this->setEndpoint($endpoint); + } +} + +/** + * A response with a status of Auth_OpenID_SETUP_NEEDED. Indicates + * that the request was in immediate mode, and the server is unable to + * authenticate the user without further interaction. + * + * claimed_id - The identity URL for which authentication was + * attempted. + * + * setup_url - A URL that can be used to send the user to the server + * to set up for authentication. The user should be redirected in to + * the setup_url, either in the current window or in a new browser + * window. Null in OpenID 2. + * + * status - Auth_OpenID_SETUP_NEEDED. + * + * @package OpenID + */ +class Auth_OpenID_SetupNeededResponse extends Auth_OpenID_ConsumerResponse { + var $status = Auth_OpenID_SETUP_NEEDED; + + function Auth_OpenID_SetupNeededResponse($endpoint, + $setup_url = null) + { + $this->setEndpoint($endpoint); + $this->setup_url = $setup_url; + } +} + +?> diff --git a/models/Auth.old/OpenID/CryptUtil.php b/models/Auth.old/OpenID/CryptUtil.php new file mode 100644 index 000000000..70351dcee --- /dev/null +++ b/models/Auth.old/OpenID/CryptUtil.php @@ -0,0 +1,113 @@ + + * @copyright 2005 Janrain, Inc. + * @license http://www.gnu.org/copyleft/lesser.html LGPL + */ + +if (!defined('Auth_OpenID_RAND_SOURCE')) { + /** + * The filename for a source of random bytes. Define this yourself + * if you have a different source of randomness. + */ + + // good version + define('Auth_OpenID_RAND_SOURCE', '/dev/urandom'); + // use this one for broken systems (eg. Windows) + //define('Auth_OpenID_RAND_SOURCE', null); +} + +class Auth_OpenID_CryptUtil { + /** + * Get the specified number of random bytes. + * + * Attempts to use a cryptographically secure (not predictable) + * source of randomness if available. If there is no high-entropy + * randomness source available, it will fail. As a last resort, + * for non-critical systems, define + * Auth_OpenID_RAND_SOURCE as null, and + * the code will fall back on a pseudo-random number generator. + * + * @param int $num_bytes The length of the return value + * @return string $bytes random bytes + */ + function getBytes($num_bytes) + { + static $f = null; + $bytes = ''; + if ($f === null) { + if (Auth_OpenID_RAND_SOURCE === null) { + $f = false; + } else { + $f = @fopen(Auth_OpenID_RAND_SOURCE, "r"); + if ($f === false) { + $msg = 'Define Auth_OpenID_RAND_SOURCE as null to ' . + ' continue with an insecure random number generator.'; + trigger_error($msg, E_USER_ERROR); + } + } + } + if ($f === false) { + // pseudorandom used + $bytes = ''; + for ($i = 0; $i < $num_bytes; $i += 4) { + $bytes .= pack('L', mt_rand()); + } + $bytes = substr($bytes, 0, $num_bytes); + } else { + $bytes = fread($f, $num_bytes); + } + return $bytes; + } + + /** + * Produce a string of length random bytes, chosen from chrs. If + * $chrs is null, the resulting string may contain any characters. + * + * @param integer $length The length of the resulting + * randomly-generated string + * @param string $chrs A string of characters from which to choose + * to build the new string + * @return string $result A string of randomly-chosen characters + * from $chrs + */ + function randomString($length, $population = null) + { + if ($population === null) { + return Auth_OpenID_CryptUtil::getBytes($length); + } + + $popsize = strlen($population); + + if ($popsize > 256) { + $msg = 'More than 256 characters supplied to ' . __FUNCTION__; + trigger_error($msg, E_USER_ERROR); + } + + $duplicate = 256 % $popsize; + + $str = ""; + for ($i = 0; $i < $length; $i++) { + do { + $n = ord(Auth_OpenID_CryptUtil::getBytes(1)); + } while ($n < $duplicate); + + $n %= $popsize; + $str .= $population[$n]; + } + + return $str; + } +} + +?> \ No newline at end of file diff --git a/models/Auth.old/OpenID/DatabaseConnection.php b/models/Auth.old/OpenID/DatabaseConnection.php new file mode 100644 index 000000000..3f4515fa5 --- /dev/null +++ b/models/Auth.old/OpenID/DatabaseConnection.php @@ -0,0 +1,131 @@ + + * @copyright 2005 Janrain, Inc. + * @license http://www.gnu.org/copyleft/lesser.html LGPL + */ + +/** + * An empty base class intended to emulate PEAR connection + * functionality in applications that supply their own database + * abstraction mechanisms. See {@link Auth_OpenID_SQLStore} for more + * information. You should subclass this class if you need to create + * an SQL store that needs to access its database using an + * application's database abstraction layer instead of a PEAR database + * connection. Any subclass of Auth_OpenID_DatabaseConnection MUST + * adhere to the interface specified here. + * + * @package OpenID + */ +class Auth_OpenID_DatabaseConnection { + /** + * Sets auto-commit mode on this database connection. + * + * @param bool $mode True if auto-commit is to be used; false if + * not. + */ + function autoCommit($mode) + { + } + + /** + * Run an SQL query with the specified parameters, if any. + * + * @param string $sql An SQL string with placeholders. The + * placeholders are assumed to be specific to the database engine + * for this connection. + * + * @param array $params An array of parameters to insert into the + * SQL string using this connection's escaping mechanism. + * + * @return mixed $result The result of calling this connection's + * internal query function. The type of result depends on the + * underlying database engine. This method is usually used when + * the result of a query is not important, like a DDL query. + */ + function query($sql, $params = array()) + { + } + + /** + * Starts a transaction on this connection, if supported. + */ + function begin() + { + } + + /** + * Commits a transaction on this connection, if supported. + */ + function commit() + { + } + + /** + * Performs a rollback on this connection, if supported. + */ + function rollback() + { + } + + /** + * Run an SQL query and return the first column of the first row + * of the result set, if any. + * + * @param string $sql An SQL string with placeholders. The + * placeholders are assumed to be specific to the database engine + * for this connection. + * + * @param array $params An array of parameters to insert into the + * SQL string using this connection's escaping mechanism. + * + * @return mixed $result The value of the first column of the + * first row of the result set. False if no such result was + * found. + */ + function getOne($sql, $params = array()) + { + } + + /** + * Run an SQL query and return the first row of the result set, if + * any. + * + * @param string $sql An SQL string with placeholders. The + * placeholders are assumed to be specific to the database engine + * for this connection. + * + * @param array $params An array of parameters to insert into the + * SQL string using this connection's escaping mechanism. + * + * @return array $result The first row of the result set, if any, + * keyed on column name. False if no such result was found. + */ + function getRow($sql, $params = array()) + { + } + + /** + * Run an SQL query with the specified parameters, if any. + * + * @param string $sql An SQL string with placeholders. The + * placeholders are assumed to be specific to the database engine + * for this connection. + * + * @param array $params An array of parameters to insert into the + * SQL string using this connection's escaping mechanism. + * + * @return array $result An array of arrays representing the + * result of the query; each array is keyed on column name. + */ + function getAll($sql, $params = array()) + { + } +} + +?> \ No newline at end of file diff --git a/models/Auth.old/OpenID/DiffieHellman.php b/models/Auth.old/OpenID/DiffieHellman.php new file mode 100644 index 000000000..b9a8034bf --- /dev/null +++ b/models/Auth.old/OpenID/DiffieHellman.php @@ -0,0 +1,112 @@ + + * @copyright 2005 Janrain, Inc. + * @license http://www.gnu.org/copyleft/lesser.html LGPL + */ + +require_once 'Auth/OpenID.php'; +require_once 'Auth/OpenID/BigMath.php'; +require_once 'Auth/OpenID/HMACSHA1.php'; + +function Auth_OpenID_getDefaultMod() +{ + return '155172898181473697471232257763715539915724801'. + '966915404479707795314057629378541917580651227423'. + '698188993727816152646631438561595825688188889951'. + '272158842675419950341258706556549803580104870537'. + '681476726513255747040765857479291291572334510643'. + '245094715007229621094194349783925984760375594985'. + '848253359305585439638443'; +} + +function Auth_OpenID_getDefaultGen() +{ + return '2'; +} + +/** + * The Diffie-Hellman key exchange class. This class relies on + * {@link Auth_OpenID_MathLibrary} to perform large number operations. + * + * @access private + * @package OpenID + */ +class Auth_OpenID_DiffieHellman { + + var $mod; + var $gen; + var $private; + var $lib = null; + + function Auth_OpenID_DiffieHellman($mod = null, $gen = null, + $private = null, $lib = null) + { + if ($lib === null) { + $this->lib =& Auth_OpenID_getMathLib(); + } else { + $this->lib =& $lib; + } + + if ($mod === null) { + $this->mod = $this->lib->init(Auth_OpenID_getDefaultMod()); + } else { + $this->mod = $mod; + } + + if ($gen === null) { + $this->gen = $this->lib->init(Auth_OpenID_getDefaultGen()); + } else { + $this->gen = $gen; + } + + if ($private === null) { + $r = $this->lib->rand($this->mod); + $this->private = $this->lib->add($r, 1); + } else { + $this->private = $private; + } + + $this->public = $this->lib->powmod($this->gen, $this->private, + $this->mod); + } + + function getSharedSecret($composite) + { + return $this->lib->powmod($composite, $this->private, $this->mod); + } + + function getPublicKey() + { + return $this->public; + } + + function usingDefaultValues() + { + return ($this->mod == Auth_OpenID_getDefaultMod() && + $this->gen == Auth_OpenID_getDefaultGen()); + } + + function xorSecret($composite, $secret, $hash_func) + { + $dh_shared = $this->getSharedSecret($composite); + $dh_shared_str = $this->lib->longToBinary($dh_shared); + $hash_dh_shared = $hash_func($dh_shared_str); + + $xsecret = ""; + for ($i = 0; $i < Auth_OpenID::bytes($secret); $i++) { + $xsecret .= chr(ord($secret[$i]) ^ ord($hash_dh_shared[$i])); + } + + return $xsecret; + } +} diff --git a/models/Auth.old/OpenID/Discover.php b/models/Auth.old/OpenID/Discover.php new file mode 100644 index 000000000..b8f4d56ff --- /dev/null +++ b/models/Auth.old/OpenID/Discover.php @@ -0,0 +1,547 @@ +claimed_id = null; + $this->server_url = null; + $this->type_uris = array(); + $this->local_id = null; + $this->canonicalID = null; + $this->used_yadis = false; // whether this came from an XRDS + $this->display_identifier = null; + } + + function getDisplayIdentifier() + { + if ($this->display_identifier) { + return $this->display_identifier; + } + return $this->claimed_id; + } + + function usesExtension($extension_uri) + { + return in_array($extension_uri, $this->type_uris); + } + + function preferredNamespace() + { + if (in_array(Auth_OpenID_TYPE_2_0_IDP, $this->type_uris) || + in_array(Auth_OpenID_TYPE_2_0, $this->type_uris)) { + return Auth_OpenID_OPENID2_NS; + } else { + return Auth_OpenID_OPENID1_NS; + } + } + + /* + * Query this endpoint to see if it has any of the given type + * URIs. This is useful for implementing other endpoint classes + * that e.g. need to check for the presence of multiple versions + * of a single protocol. + * + * @param $type_uris The URIs that you wish to check + * + * @return all types that are in both in type_uris and + * $this->type_uris + */ + function matchTypes($type_uris) + { + $result = array(); + foreach ($type_uris as $test_uri) { + if ($this->supportsType($test_uri)) { + $result[] = $test_uri; + } + } + + return $result; + } + + function supportsType($type_uri) + { + // Does this endpoint support this type? + return ((in_array($type_uri, $this->type_uris)) || + (($type_uri == Auth_OpenID_TYPE_2_0) && + $this->isOPIdentifier())); + } + + function compatibilityMode() + { + return $this->preferredNamespace() != Auth_OpenID_OPENID2_NS; + } + + function isOPIdentifier() + { + return in_array(Auth_OpenID_TYPE_2_0_IDP, $this->type_uris); + } + + function fromOPEndpointURL($op_endpoint_url) + { + // Construct an OP-Identifier OpenIDServiceEndpoint object for + // a given OP Endpoint URL + $obj = new Auth_OpenID_ServiceEndpoint(); + $obj->server_url = $op_endpoint_url; + $obj->type_uris = array(Auth_OpenID_TYPE_2_0_IDP); + return $obj; + } + + function parseService($yadis_url, $uri, $type_uris, $service_element) + { + // Set the state of this object based on the contents of the + // service element. Return true if successful, false if not + // (if findOPLocalIdentifier returns false). + $this->type_uris = $type_uris; + $this->server_url = $uri; + $this->used_yadis = true; + + if (!$this->isOPIdentifier()) { + $this->claimed_id = $yadis_url; + $this->local_id = Auth_OpenID_findOPLocalIdentifier( + $service_element, + $this->type_uris); + if ($this->local_id === false) { + return false; + } + } + + return true; + } + + function getLocalID() + { + // Return the identifier that should be sent as the + // openid.identity_url parameter to the server. + if ($this->local_id === null && $this->canonicalID === null) { + return $this->claimed_id; + } else { + if ($this->local_id) { + return $this->local_id; + } else { + return $this->canonicalID; + } + } + } + + /* + * Parse the given document as XRDS looking for OpenID services. + * + * @return array of Auth_OpenID_ServiceEndpoint or null if the + * document cannot be parsed. + */ + function fromXRDS($uri, $xrds_text) + { + $xrds =& Auth_Yadis_XRDS::parseXRDS($xrds_text); + + if ($xrds) { + $yadis_services = + $xrds->services(array('filter_MatchesAnyOpenIDType')); + return Auth_OpenID_makeOpenIDEndpoints($uri, $yadis_services); + } + + return null; + } + + /* + * Create endpoints from a DiscoveryResult. + * + * @param discoveryResult Auth_Yadis_DiscoveryResult + * @return array of Auth_OpenID_ServiceEndpoint or null if + * endpoints cannot be created. + */ + function fromDiscoveryResult($discoveryResult) + { + if ($discoveryResult->isXRDS()) { + return Auth_OpenID_ServiceEndpoint::fromXRDS( + $discoveryResult->normalized_uri, + $discoveryResult->response_text); + } else { + return Auth_OpenID_ServiceEndpoint::fromHTML( + $discoveryResult->normalized_uri, + $discoveryResult->response_text); + } + } + + function fromHTML($uri, $html) + { + $discovery_types = array( + array(Auth_OpenID_TYPE_2_0, + 'openid2.provider', 'openid2.local_id'), + array(Auth_OpenID_TYPE_1_1, + 'openid.server', 'openid.delegate') + ); + + $services = array(); + + foreach ($discovery_types as $triple) { + list($type_uri, $server_rel, $delegate_rel) = $triple; + + $urls = Auth_OpenID_legacy_discover($html, $server_rel, + $delegate_rel); + + if ($urls === false) { + continue; + } + + list($delegate_url, $server_url) = $urls; + + $service = new Auth_OpenID_ServiceEndpoint(); + $service->claimed_id = $uri; + $service->local_id = $delegate_url; + $service->server_url = $server_url; + $service->type_uris = array($type_uri); + + $services[] = $service; + } + + return $services; + } + + function copy() + { + $x = new Auth_OpenID_ServiceEndpoint(); + + $x->claimed_id = $this->claimed_id; + $x->server_url = $this->server_url; + $x->type_uris = $this->type_uris; + $x->local_id = $this->local_id; + $x->canonicalID = $this->canonicalID; + $x->used_yadis = $this->used_yadis; + + return $x; + } +} + +function Auth_OpenID_findOPLocalIdentifier($service, $type_uris) +{ + // Extract a openid:Delegate value from a Yadis Service element. + // If no delegate is found, returns null. Returns false on + // discovery failure (when multiple delegate/localID tags have + // different values). + + $service->parser->registerNamespace('openid', + Auth_OpenID_XMLNS_1_0); + + $service->parser->registerNamespace('xrd', + Auth_Yadis_XMLNS_XRD_2_0); + + $parser =& $service->parser; + + $permitted_tags = array(); + + if (in_array(Auth_OpenID_TYPE_1_1, $type_uris) || + in_array(Auth_OpenID_TYPE_1_0, $type_uris)) { + $permitted_tags[] = 'openid:Delegate'; + } + + if (in_array(Auth_OpenID_TYPE_2_0, $type_uris)) { + $permitted_tags[] = 'xrd:LocalID'; + } + + $local_id = null; + + foreach ($permitted_tags as $tag_name) { + $tags = $service->getElements($tag_name); + + foreach ($tags as $tag) { + $content = $parser->content($tag); + + if ($local_id === null) { + $local_id = $content; + } else if ($local_id != $content) { + return false; + } + } + } + + return $local_id; +} + +function filter_MatchesAnyOpenIDType(&$service) +{ + $uris = $service->getTypes(); + + foreach ($uris as $uri) { + if (in_array($uri, Auth_OpenID_getOpenIDTypeURIs())) { + return true; + } + } + + return false; +} + +function Auth_OpenID_bestMatchingService($service, $preferred_types) +{ + // Return the index of the first matching type, or something + // higher if no type matches. + // + // This provides an ordering in which service elements that + // contain a type that comes earlier in the preferred types list + // come before service elements that come later. If a service + // element has more than one type, the most preferred one wins. + + foreach ($preferred_types as $index => $typ) { + if (in_array($typ, $service->type_uris)) { + return $index; + } + } + + return count($preferred_types); +} + +function Auth_OpenID_arrangeByType($service_list, $preferred_types) +{ + // Rearrange service_list in a new list so services are ordered by + // types listed in preferred_types. Return the new list. + + // Build a list with the service elements in tuples whose + // comparison will prefer the one with the best matching service + $prio_services = array(); + foreach ($service_list as $index => $service) { + $prio_services[] = array(Auth_OpenID_bestMatchingService($service, + $preferred_types), + $index, $service); + } + + sort($prio_services); + + // Now that the services are sorted by priority, remove the sort + // keys from the list. + foreach ($prio_services as $index => $s) { + $prio_services[$index] = $prio_services[$index][2]; + } + + return $prio_services; +} + +// Extract OP Identifier services. If none found, return the rest, +// sorted with most preferred first according to +// OpenIDServiceEndpoint.openid_type_uris. +// +// openid_services is a list of OpenIDServiceEndpoint objects. +// +// Returns a list of OpenIDServiceEndpoint objects.""" +function Auth_OpenID_getOPOrUserServices($openid_services) +{ + $op_services = Auth_OpenID_arrangeByType($openid_services, + array(Auth_OpenID_TYPE_2_0_IDP)); + + $openid_services = Auth_OpenID_arrangeByType($openid_services, + Auth_OpenID_getOpenIDTypeURIs()); + + if ($op_services) { + return $op_services; + } else { + return $openid_services; + } +} + +function Auth_OpenID_makeOpenIDEndpoints($uri, $yadis_services) +{ + $s = array(); + + if (!$yadis_services) { + return $s; + } + + foreach ($yadis_services as $service) { + $type_uris = $service->getTypes(); + $uris = $service->getURIs(); + + // If any Type URIs match and there is an endpoint URI + // specified, then this is an OpenID endpoint + if ($type_uris && + $uris) { + foreach ($uris as $service_uri) { + $openid_endpoint = new Auth_OpenID_ServiceEndpoint(); + if ($openid_endpoint->parseService($uri, + $service_uri, + $type_uris, + $service)) { + $s[] = $openid_endpoint; + } + } + } + } + + return $s; +} + +function Auth_OpenID_discoverWithYadis($uri, &$fetcher, + $endpoint_filter='Auth_OpenID_getOPOrUserServices', + $discover_function=null) +{ + // Discover OpenID services for a URI. Tries Yadis and falls back + // on old-style discovery if Yadis fails. + + // Might raise a yadis.discover.DiscoveryFailure if no document + // came back for that URI at all. I don't think falling back to + // OpenID 1.0 discovery on the same URL will help, so don't bother + // to catch it. + if ($discover_function === null) { + $discover_function = array('Auth_Yadis_Yadis', 'discover'); + } + + $openid_services = array(); + + $response = call_user_func_array($discover_function, + array($uri, &$fetcher)); + + $yadis_url = $response->normalized_uri; + $yadis_services = array(); + + if ($response->isFailure()) { + return array($uri, array()); + } + + $openid_services = Auth_OpenID_ServiceEndpoint::fromXRDS( + $yadis_url, + $response->response_text); + + if (!$openid_services) { + if ($response->isXRDS()) { + return Auth_OpenID_discoverWithoutYadis($uri, + $fetcher); + } + + // Try to parse the response as HTML to get OpenID 1.0/1.1 + // + $openid_services = Auth_OpenID_ServiceEndpoint::fromHTML( + $yadis_url, + $response->response_text); + } + + $openid_services = call_user_func_array($endpoint_filter, + array(&$openid_services)); + + return array($yadis_url, $openid_services); +} + +function Auth_OpenID_discoverURI($uri, &$fetcher) +{ + $parsed = parse_url($uri); + + if ($parsed && isset($parsed['scheme']) && + isset($parsed['host'])) { + if (!in_array($parsed['scheme'], array('http', 'https'))) { + // raise DiscoveryFailure('URI scheme is not HTTP or HTTPS', None) + return array($uri, array()); + } + } else { + $uri = 'http://' . $uri; + } + + $uri = Auth_OpenID::normalizeUrl($uri); + return Auth_OpenID_discoverWithYadis($uri, $fetcher); +} + +function Auth_OpenID_discoverWithoutYadis($uri, &$fetcher) +{ + $http_resp = @$fetcher->get($uri); + + if ($http_resp->status != 200) { + return array($uri, array()); + } + + $identity_url = $http_resp->final_url; + + // Try to parse the response as HTML to get OpenID 1.0/1.1 + $openid_services = Auth_OpenID_ServiceEndpoint::fromHTML( + $identity_url, + $http_resp->body); + + return array($identity_url, $openid_services); +} + +function Auth_OpenID_discoverXRI($iname, &$fetcher) +{ + $resolver = new Auth_Yadis_ProxyResolver($fetcher); + list($canonicalID, $yadis_services) = + $resolver->query($iname, + Auth_OpenID_getOpenIDTypeURIs(), + array('filter_MatchesAnyOpenIDType')); + + $openid_services = Auth_OpenID_makeOpenIDEndpoints($iname, + $yadis_services); + + $openid_services = Auth_OpenID_getOPOrUserServices($openid_services); + + for ($i = 0; $i < count($openid_services); $i++) { + $openid_services[$i]->canonicalID = $canonicalID; + $openid_services[$i]->claimed_id = $canonicalID; + $openid_services[$i]->display_identifier = $iname; + } + + // FIXME: returned xri should probably be in some normal form + return array($iname, $openid_services); +} + +function Auth_OpenID_discover($uri, &$fetcher) +{ + // If the fetcher (i.e., PHP) doesn't support SSL, we can't do + // discovery on an HTTPS URL. + if ($fetcher->isHTTPS($uri) && !$fetcher->supportsSSL()) { + return array($uri, array()); + } + + if (Auth_Yadis_identifierScheme($uri) == 'XRI') { + $result = Auth_OpenID_discoverXRI($uri, $fetcher); + } else { + $result = Auth_OpenID_discoverURI($uri, $fetcher); + } + + // If the fetcher doesn't support SSL, we can't interact with + // HTTPS server URLs; remove those endpoints from the list. + if (!$fetcher->supportsSSL()) { + $http_endpoints = array(); + list($new_uri, $endpoints) = $result; + + foreach ($endpoints as $e) { + if (!$fetcher->isHTTPS($e->server_url)) { + $http_endpoints[] = $e; + } + } + + $result = array($new_uri, $http_endpoints); + } + + return $result; +} + +?> \ No newline at end of file diff --git a/models/Auth.old/OpenID/DumbStore.php b/models/Auth.old/OpenID/DumbStore.php new file mode 100644 index 000000000..ef1a37f82 --- /dev/null +++ b/models/Auth.old/OpenID/DumbStore.php @@ -0,0 +1,100 @@ + + * @copyright 2005 Janrain, Inc. + * @license http://www.gnu.org/copyleft/lesser.html LGPL + */ + +/** + * Import the interface for creating a new store class. + */ +require_once 'Auth/OpenID/Interface.php'; +require_once 'Auth/OpenID/HMACSHA1.php'; + +/** + * This is a store for use in the worst case, when you have no way of + * saving state on the consumer site. Using this store makes the + * consumer vulnerable to replay attacks, as it's unable to use + * nonces. Avoid using this store if it is at all possible. + * + * Most of the methods of this class are implementation details. + * Users of this class need to worry only about the constructor. + * + * @package OpenID + */ +class Auth_OpenID_DumbStore extends Auth_OpenID_OpenIDStore { + + /** + * Creates a new {@link Auth_OpenID_DumbStore} instance. For the security + * of the tokens generated by the library, this class attempts to + * at least have a secure implementation of getAuthKey. + * + * When you create an instance of this class, pass in a secret + * phrase. The phrase is hashed with sha1 to make it the correct + * length and form for an auth key. That allows you to use a long + * string as the secret phrase, which means you can make it very + * difficult to guess. + * + * Each {@link Auth_OpenID_DumbStore} instance that is created for use by + * your consumer site needs to use the same $secret_phrase. + * + * @param string secret_phrase The phrase used to create the auth + * key returned by getAuthKey + */ + function Auth_OpenID_DumbStore($secret_phrase) + { + $this->auth_key = Auth_OpenID_SHA1($secret_phrase); + } + + /** + * This implementation does nothing. + */ + function storeAssociation($server_url, $association) + { + } + + /** + * This implementation always returns null. + */ + function getAssociation($server_url, $handle = null) + { + return null; + } + + /** + * This implementation always returns false. + */ + function removeAssociation($server_url, $handle) + { + return false; + } + + /** + * In a system truly limited to dumb mode, nonces must all be + * accepted. This therefore always returns true, which makes + * replay attacks feasible. + */ + function useNonce($server_url, $timestamp, $salt) + { + return true; + } + + /** + * This method returns the auth key generated by the constructor. + */ + function getAuthKey() + { + return $this->auth_key; + } +} + +?> \ No newline at end of file diff --git a/models/Auth.old/OpenID/Extension.php b/models/Auth.old/OpenID/Extension.php new file mode 100644 index 000000000..73b5d502e --- /dev/null +++ b/models/Auth.old/OpenID/Extension.php @@ -0,0 +1,58 @@ +namespaces->addAlias($this->ns_uri, + $this->ns_alias) === null) { + if ($message->namespaces->getAlias($this->ns_uri) != + $this->ns_alias) { + return null; + } + } + + $message->updateArgs($this->ns_uri, + $this->getExtensionArgs()); + return $message; + } +} + +?> \ No newline at end of file diff --git a/models/Auth.old/OpenID/FileStore.php b/models/Auth.old/OpenID/FileStore.php new file mode 100644 index 000000000..f6bf1702b --- /dev/null +++ b/models/Auth.old/OpenID/FileStore.php @@ -0,0 +1,618 @@ + + * @copyright 2005 Janrain, Inc. + * @license http://www.gnu.org/copyleft/lesser.html LGPL + */ + +/** + * Require base class for creating a new interface. + */ +require_once 'Auth/OpenID.php'; +require_once 'Auth/OpenID/Interface.php'; +require_once 'Auth/OpenID/HMACSHA1.php'; +require_once 'Auth/OpenID/Nonce.php'; + +/** + * This is a filesystem-based store for OpenID associations and + * nonces. This store should be safe for use in concurrent systems on + * both windows and unix (excluding NFS filesystems). There are a + * couple race conditions in the system, but those failure cases have + * been set up in such a way that the worst-case behavior is someone + * having to try to log in a second time. + * + * Most of the methods of this class are implementation details. + * People wishing to just use this store need only pay attention to + * the constructor. + * + * @package OpenID + */ +class Auth_OpenID_FileStore extends Auth_OpenID_OpenIDStore { + + /** + * Initializes a new {@link Auth_OpenID_FileStore}. This + * initializes the nonce and association directories, which are + * subdirectories of the directory passed in. + * + * @param string $directory This is the directory to put the store + * directories in. + */ + function Auth_OpenID_FileStore($directory) + { + if (!Auth_OpenID::ensureDir($directory)) { + trigger_error('Not a directory and failed to create: ' + . $directory, E_USER_ERROR); + } + $directory = realpath($directory); + + $this->directory = $directory; + $this->active = true; + + $this->nonce_dir = $directory . DIRECTORY_SEPARATOR . 'nonces'; + + $this->association_dir = $directory . DIRECTORY_SEPARATOR . + 'associations'; + + // Temp dir must be on the same filesystem as the assciations + // $directory. + $this->temp_dir = $directory . DIRECTORY_SEPARATOR . 'temp'; + + $this->max_nonce_age = 6 * 60 * 60; // Six hours, in seconds + + if (!$this->_setup()) { + trigger_error('Failed to initialize OpenID file store in ' . + $directory, E_USER_ERROR); + } + } + + function destroy() + { + Auth_OpenID_FileStore::_rmtree($this->directory); + $this->active = false; + } + + /** + * Make sure that the directories in which we store our data + * exist. + * + * @access private + */ + function _setup() + { + return (Auth_OpenID::ensureDir($this->nonce_dir) && + Auth_OpenID::ensureDir($this->association_dir) && + Auth_OpenID::ensureDir($this->temp_dir)); + } + + /** + * Create a temporary file on the same filesystem as + * $this->association_dir. + * + * The temporary directory should not be cleaned if there are any + * processes using the store. If there is no active process using + * the store, it is safe to remove all of the files in the + * temporary directory. + * + * @return array ($fd, $filename) + * @access private + */ + function _mktemp() + { + $name = Auth_OpenID_FileStore::_mkstemp($dir = $this->temp_dir); + $file_obj = @fopen($name, 'wb'); + if ($file_obj !== false) { + return array($file_obj, $name); + } else { + Auth_OpenID_FileStore::_removeIfPresent($name); + } + } + + function cleanupNonces() + { + global $Auth_OpenID_SKEW; + + $nonces = Auth_OpenID_FileStore::_listdir($this->nonce_dir); + $now = time(); + + $removed = 0; + // Check all nonces for expiry + foreach ($nonces as $nonce_fname) { + $base = basename($nonce_fname); + $parts = explode('-', $base, 2); + $timestamp = $parts[0]; + $timestamp = intval($timestamp, 16); + if (abs($timestamp - $now) > $Auth_OpenID_SKEW) { + Auth_OpenID_FileStore::_removeIfPresent($nonce_fname); + $removed += 1; + } + } + return $removed; + } + + /** + * Create a unique filename for a given server url and + * handle. This implementation does not assume anything about the + * format of the handle. The filename that is returned will + * contain the domain name from the server URL for ease of human + * inspection of the data directory. + * + * @return string $filename + */ + function getAssociationFilename($server_url, $handle) + { + if (!$this->active) { + trigger_error("FileStore no longer active", E_USER_ERROR); + return null; + } + + if (strpos($server_url, '://') === false) { + trigger_error(sprintf("Bad server URL: %s", $server_url), + E_USER_WARNING); + return null; + } + + list($proto, $rest) = explode('://', $server_url, 2); + $parts = explode('/', $rest); + $domain = Auth_OpenID_FileStore::_filenameEscape($parts[0]); + $url_hash = Auth_OpenID_FileStore::_safe64($server_url); + if ($handle) { + $handle_hash = Auth_OpenID_FileStore::_safe64($handle); + } else { + $handle_hash = ''; + } + + $filename = sprintf('%s-%s-%s-%s', $proto, $domain, $url_hash, + $handle_hash); + + return $this->association_dir. DIRECTORY_SEPARATOR . $filename; + } + + /** + * Store an association in the association directory. + */ + function storeAssociation($server_url, $association) + { + if (!$this->active) { + trigger_error("FileStore no longer active", E_USER_ERROR); + return false; + } + + $association_s = $association->serialize(); + $filename = $this->getAssociationFilename($server_url, + $association->handle); + list($tmp_file, $tmp) = $this->_mktemp(); + + if (!$tmp_file) { + trigger_error("_mktemp didn't return a valid file descriptor", + E_USER_WARNING); + return false; + } + + fwrite($tmp_file, $association_s); + + fflush($tmp_file); + + fclose($tmp_file); + + if (@rename($tmp, $filename)) { + return true; + } else { + // In case we are running on Windows, try unlinking the + // file in case it exists. + @unlink($filename); + + // Now the target should not exist. Try renaming again, + // giving up if it fails. + if (@rename($tmp, $filename)) { + return true; + } + } + + // If there was an error, don't leave the temporary file + // around. + Auth_OpenID_FileStore::_removeIfPresent($tmp); + return false; + } + + /** + * Retrieve an association. If no handle is specified, return the + * association with the most recent issue time. + * + * @return mixed $association + */ + function getAssociation($server_url, $handle = null) + { + if (!$this->active) { + trigger_error("FileStore no longer active", E_USER_ERROR); + return null; + } + + if ($handle === null) { + $handle = ''; + } + + // The filename with the empty handle is a prefix of all other + // associations for the given server URL. + $filename = $this->getAssociationFilename($server_url, $handle); + + if ($handle) { + return $this->_getAssociation($filename); + } else { + $association_files = + Auth_OpenID_FileStore::_listdir($this->association_dir); + $matching_files = array(); + + // strip off the path to do the comparison + $name = basename($filename); + foreach ($association_files as $association_file) { + $base = basename($association_file); + if (strpos($base, $name) === 0) { + $matching_files[] = $association_file; + } + } + + $matching_associations = array(); + // read the matching files and sort by time issued + foreach ($matching_files as $full_name) { + $association = $this->_getAssociation($full_name); + if ($association !== null) { + $matching_associations[] = array($association->issued, + $association); + } + } + + $issued = array(); + $assocs = array(); + foreach ($matching_associations as $key => $assoc) { + $issued[$key] = $assoc[0]; + $assocs[$key] = $assoc[1]; + } + + array_multisort($issued, SORT_DESC, $assocs, SORT_DESC, + $matching_associations); + + // return the most recently issued one. + if ($matching_associations) { + list($issued, $assoc) = $matching_associations[0]; + return $assoc; + } else { + return null; + } + } + } + + /** + * @access private + */ + function _getAssociation($filename) + { + if (!$this->active) { + trigger_error("FileStore no longer active", E_USER_ERROR); + return null; + } + + $assoc_file = @fopen($filename, 'rb'); + + if ($assoc_file === false) { + return null; + } + + $assoc_s = fread($assoc_file, filesize($filename)); + fclose($assoc_file); + + if (!$assoc_s) { + return null; + } + + $association = + Auth_OpenID_Association::deserialize('Auth_OpenID_Association', + $assoc_s); + + if (!$association) { + Auth_OpenID_FileStore::_removeIfPresent($filename); + return null; + } + + if ($association->getExpiresIn() == 0) { + Auth_OpenID_FileStore::_removeIfPresent($filename); + return null; + } else { + return $association; + } + } + + /** + * Remove an association if it exists. Do nothing if it does not. + * + * @return bool $success + */ + function removeAssociation($server_url, $handle) + { + if (!$this->active) { + trigger_error("FileStore no longer active", E_USER_ERROR); + return null; + } + + $assoc = $this->getAssociation($server_url, $handle); + if ($assoc === null) { + return false; + } else { + $filename = $this->getAssociationFilename($server_url, $handle); + return Auth_OpenID_FileStore::_removeIfPresent($filename); + } + } + + /** + * Return whether this nonce is present. As a side effect, mark it + * as no longer present. + * + * @return bool $present + */ + function useNonce($server_url, $timestamp, $salt) + { + global $Auth_OpenID_SKEW; + + if (!$this->active) { + trigger_error("FileStore no longer active", E_USER_ERROR); + return null; + } + + if ( abs($timestamp - time()) > $Auth_OpenID_SKEW ) { + return False; + } + + if ($server_url) { + list($proto, $rest) = explode('://', $server_url, 2); + } else { + $proto = ''; + $rest = ''; + } + + $parts = explode('/', $rest, 2); + $domain = $this->_filenameEscape($parts[0]); + $url_hash = $this->_safe64($server_url); + $salt_hash = $this->_safe64($salt); + + $filename = sprintf('%08x-%s-%s-%s-%s', $timestamp, $proto, + $domain, $url_hash, $salt_hash); + $filename = $this->nonce_dir . DIRECTORY_SEPARATOR . $filename; + + $result = @fopen($filename, 'x'); + + if ($result === false) { + return false; + } else { + fclose($result); + return true; + } + } + + /** + * Remove expired entries from the database. This is potentially + * expensive, so only run when it is acceptable to take time. + * + * @access private + */ + function _allAssocs() + { + $all_associations = array(); + + $association_filenames = + Auth_OpenID_FileStore::_listdir($this->association_dir); + + foreach ($association_filenames as $association_filename) { + $association_file = fopen($association_filename, 'rb'); + + if ($association_file !== false) { + $assoc_s = fread($association_file, + filesize($association_filename)); + fclose($association_file); + + // Remove expired or corrupted associations + $association = + Auth_OpenID_Association::deserialize( + 'Auth_OpenID_Association', $assoc_s); + + if ($association === null) { + Auth_OpenID_FileStore::_removeIfPresent( + $association_filename); + } else { + if ($association->getExpiresIn() == 0) { + $all_associations[] = array($association_filename, + $association); + } + } + } + } + + return $all_associations; + } + + function clean() + { + if (!$this->active) { + trigger_error("FileStore no longer active", E_USER_ERROR); + return null; + } + + $nonces = Auth_OpenID_FileStore::_listdir($this->nonce_dir); + $now = time(); + + // Check all nonces for expiry + foreach ($nonces as $nonce) { + if (!Auth_OpenID_checkTimestamp($nonce, $now)) { + $filename = $this->nonce_dir . DIRECTORY_SEPARATOR . $nonce; + Auth_OpenID_FileStore::_removeIfPresent($filename); + } + } + + foreach ($this->_allAssocs() as $pair) { + list($assoc_filename, $assoc) = $pair; + if ($assoc->getExpiresIn() == 0) { + Auth_OpenID_FileStore::_removeIfPresent($assoc_filename); + } + } + } + + /** + * @access private + */ + function _rmtree($dir) + { + if ($dir[strlen($dir) - 1] != DIRECTORY_SEPARATOR) { + $dir .= DIRECTORY_SEPARATOR; + } + + if ($handle = opendir($dir)) { + while ($item = readdir($handle)) { + if (!in_array($item, array('.', '..'))) { + if (is_dir($dir . $item)) { + + if (!Auth_OpenID_FileStore::_rmtree($dir . $item)) { + return false; + } + } else if (is_file($dir . $item)) { + if (!unlink($dir . $item)) { + return false; + } + } + } + } + + closedir($handle); + + if (!@rmdir($dir)) { + return false; + } + + return true; + } else { + // Couldn't open directory. + return false; + } + } + + /** + * @access private + */ + function _mkstemp($dir) + { + foreach (range(0, 4) as $i) { + $name = tempnam($dir, "php_openid_filestore_"); + + if ($name !== false) { + return $name; + } + } + return false; + } + + /** + * @access private + */ + function _mkdtemp($dir) + { + foreach (range(0, 4) as $i) { + $name = $dir . strval(DIRECTORY_SEPARATOR) . strval(getmypid()) . + "-" . strval(rand(1, time())); + if (!mkdir($name, 0700)) { + return false; + } else { + return $name; + } + } + return false; + } + + /** + * @access private + */ + function _listdir($dir) + { + $handle = opendir($dir); + $files = array(); + while (false !== ($filename = readdir($handle))) { + if (!in_array($filename, array('.', '..'))) { + $files[] = $dir . DIRECTORY_SEPARATOR . $filename; + } + } + return $files; + } + + /** + * @access private + */ + function _isFilenameSafe($char) + { + $_Auth_OpenID_filename_allowed = Auth_OpenID_letters . + Auth_OpenID_digits . "."; + return (strpos($_Auth_OpenID_filename_allowed, $char) !== false); + } + + /** + * @access private + */ + function _safe64($str) + { + $h64 = base64_encode(Auth_OpenID_SHA1($str)); + $h64 = str_replace('+', '_', $h64); + $h64 = str_replace('/', '.', $h64); + $h64 = str_replace('=', '', $h64); + return $h64; + } + + /** + * @access private + */ + function _filenameEscape($str) + { + $filename = ""; + $b = Auth_OpenID::toBytes($str); + + for ($i = 0; $i < count($b); $i++) { + $c = $b[$i]; + if (Auth_OpenID_FileStore::_isFilenameSafe($c)) { + $filename .= $c; + } else { + $filename .= sprintf("_%02X", ord($c)); + } + } + return $filename; + } + + /** + * Attempt to remove a file, returning whether the file existed at + * the time of the call. + * + * @access private + * @return bool $result True if the file was present, false if not. + */ + function _removeIfPresent($filename) + { + return @unlink($filename); + } + + function cleanupAssociations() + { + $removed = 0; + foreach ($this->_allAssocs() as $pair) { + list($assoc_filename, $assoc) = $pair; + if ($assoc->getExpiresIn() == 0) { + $this->_removeIfPresent($assoc_filename); + $removed += 1; + } + } + return $removed; + } +} + +?> diff --git a/models/Auth.old/OpenID/HMACSHA1.php b/models/Auth.old/OpenID/HMACSHA1.php new file mode 100644 index 000000000..9fc293e7f --- /dev/null +++ b/models/Auth.old/OpenID/HMACSHA1.php @@ -0,0 +1,99 @@ + + * @copyright 2005 Janrain, Inc. + * @license http://www.gnu.org/copyleft/lesser.html LGPL + */ + +require_once 'Auth/OpenID.php'; + +/** + * SHA1_BLOCKSIZE is this module's SHA1 blocksize used by the fallback + * implementation. + */ +define('Auth_OpenID_SHA1_BLOCKSIZE', 64); + +function Auth_OpenID_SHA1($text) +{ + if (function_exists('hash') && + function_exists('hash_algos') && + (in_array('sha1', hash_algos()))) { + // PHP 5 case (sometimes): 'hash' available and 'sha1' algo + // supported. + return hash('sha1', $text, true); + } else if (function_exists('sha1')) { + // PHP 4 case: 'sha1' available. + $hex = sha1($text); + $raw = ''; + for ($i = 0; $i < 40; $i += 2) { + $hexcode = substr($hex, $i, 2); + $charcode = (int)base_convert($hexcode, 16, 10); + $raw .= chr($charcode); + } + return $raw; + } else { + // Explode. + trigger_error('No SHA1 function found', E_USER_ERROR); + } +} + +/** + * Compute an HMAC/SHA1 hash. + * + * @access private + * @param string $key The HMAC key + * @param string $text The message text to hash + * @return string $mac The MAC + */ +function Auth_OpenID_HMACSHA1($key, $text) +{ + if (Auth_OpenID::bytes($key) > Auth_OpenID_SHA1_BLOCKSIZE) { + $key = Auth_OpenID_SHA1($key, true); + } + + $key = str_pad($key, Auth_OpenID_SHA1_BLOCKSIZE, chr(0x00)); + $ipad = str_repeat(chr(0x36), Auth_OpenID_SHA1_BLOCKSIZE); + $opad = str_repeat(chr(0x5c), Auth_OpenID_SHA1_BLOCKSIZE); + $hash1 = Auth_OpenID_SHA1(($key ^ $ipad) . $text, true); + $hmac = Auth_OpenID_SHA1(($key ^ $opad) . $hash1, true); + return $hmac; +} + +if (function_exists('hash') && + function_exists('hash_algos') && + (in_array('sha256', hash_algos()))) { + function Auth_OpenID_SHA256($text) + { + // PHP 5 case: 'hash' available and 'sha256' algo supported. + return hash('sha256', $text, true); + } + define('Auth_OpenID_SHA256_SUPPORTED', true); +} else { + define('Auth_OpenID_SHA256_SUPPORTED', false); +} + +if (function_exists('hash_hmac') && + function_exists('hash_algos') && + (in_array('sha256', hash_algos()))) { + + function Auth_OpenID_HMACSHA256($key, $text) + { + // Return raw MAC (not hex string). + return hash_hmac('sha256', $key, $text, true); + } + + define('Auth_OpenID_HMACSHA256_SUPPORTED', true); +} else { + define('Auth_OpenID_HMACSHA256_SUPPORTED', false); +} + +?> \ No newline at end of file diff --git a/models/Auth.old/OpenID/Interface.php b/models/Auth.old/OpenID/Interface.php new file mode 100644 index 000000000..38fe36983 --- /dev/null +++ b/models/Auth.old/OpenID/Interface.php @@ -0,0 +1,197 @@ + + * @copyright 2005 Janrain, Inc. + * @license http://www.gnu.org/copyleft/lesser.html LGPL + */ + +/** + * This is the interface for the store objects the OpenID library + * uses. It is a single class that provides all of the persistence + * mechanisms that the OpenID library needs, for both servers and + * consumers. If you want to create an SQL-driven store, please see + * then {@link Auth_OpenID_SQLStore} class. + * + * Change: Version 2.0 removed the storeNonce, getAuthKey, and isDumb + * methods, and changed the behavior of the useNonce method to support + * one-way nonces. + * + * @package OpenID + * @author JanRain, Inc. + */ +class Auth_OpenID_OpenIDStore { + /** + * This method puts an Association object into storage, + * retrievable by server URL and handle. + * + * @param string $server_url The URL of the identity server that + * this association is with. Because of the way the server portion + * of the library uses this interface, don't assume there are any + * limitations on the character set of the input string. In + * particular, expect to see unescaped non-url-safe characters in + * the server_url field. + * + * @param Association $association The Association to store. + */ + function storeAssociation($server_url, $association) + { + trigger_error("Auth_OpenID_OpenIDStore::storeAssociation ". + "not implemented", E_USER_ERROR); + } + + /* + * Remove expired nonces from the store. + * + * Discards any nonce from storage that is old enough that its + * timestamp would not pass useNonce(). + * + * This method is not called in the normal operation of the + * library. It provides a way for store admins to keep their + * storage from filling up with expired data. + * + * @return the number of nonces expired + */ + function cleanupNonces() + { + trigger_error("Auth_OpenID_OpenIDStore::cleanupNonces ". + "not implemented", E_USER_ERROR); + } + + /* + * Remove expired associations from the store. + * + * This method is not called in the normal operation of the + * library. It provides a way for store admins to keep their + * storage from filling up with expired data. + * + * @return the number of associations expired. + */ + function cleanupAssociations() + { + trigger_error("Auth_OpenID_OpenIDStore::cleanupAssociations ". + "not implemented", E_USER_ERROR); + } + + /* + * Shortcut for cleanupNonces(), cleanupAssociations(). + * + * This method is not called in the normal operation of the + * library. It provides a way for store admins to keep their + * storage from filling up with expired data. + */ + function cleanup() + { + return array($this->cleanupNonces(), + $this->cleanupAssociations()); + } + + /** + * Report whether this storage supports cleanup + */ + function supportsCleanup() + { + return true; + } + + /** + * This method returns an Association object from storage that + * matches the server URL and, if specified, handle. It returns + * null if no such association is found or if the matching + * association is expired. + * + * If no handle is specified, the store may return any association + * which matches the server URL. If multiple associations are + * valid, the recommended return value for this method is the one + * most recently issued. + * + * This method is allowed (and encouraged) to garbage collect + * expired associations when found. This method must not return + * expired associations. + * + * @param string $server_url The URL of the identity server to get + * the association for. Because of the way the server portion of + * the library uses this interface, don't assume there are any + * limitations on the character set of the input string. In + * particular, expect to see unescaped non-url-safe characters in + * the server_url field. + * + * @param mixed $handle This optional parameter is the handle of + * the specific association to get. If no specific handle is + * provided, any valid association matching the server URL is + * returned. + * + * @return Association The Association for the given identity + * server. + */ + function getAssociation($server_url, $handle = null) + { + trigger_error("Auth_OpenID_OpenIDStore::getAssociation ". + "not implemented", E_USER_ERROR); + } + + /** + * This method removes the matching association if it's found, and + * returns whether the association was removed or not. + * + * @param string $server_url The URL of the identity server the + * association to remove belongs to. Because of the way the server + * portion of the library uses this interface, don't assume there + * are any limitations on the character set of the input + * string. In particular, expect to see unescaped non-url-safe + * characters in the server_url field. + * + * @param string $handle This is the handle of the association to + * remove. If there isn't an association found that matches both + * the given URL and handle, then there was no matching handle + * found. + * + * @return mixed Returns whether or not the given association existed. + */ + function removeAssociation($server_url, $handle) + { + trigger_error("Auth_OpenID_OpenIDStore::removeAssociation ". + "not implemented", E_USER_ERROR); + } + + /** + * Called when using a nonce. + * + * This method should return C{True} if the nonce has not been + * used before, and store it for a while to make sure nobody + * tries to use the same value again. If the nonce has already + * been used, return C{False}. + * + * Change: In earlier versions, round-trip nonces were used and a + * nonce was only valid if it had been previously stored with + * storeNonce. Version 2.0 uses one-way nonces, requiring a + * different implementation here that does not depend on a + * storeNonce call. (storeNonce is no longer part of the + * interface. + * + * @param string $nonce The nonce to use. + * + * @return bool Whether or not the nonce was valid. + */ + function useNonce($server_url, $timestamp, $salt) + { + trigger_error("Auth_OpenID_OpenIDStore::useNonce ". + "not implemented", E_USER_ERROR); + } + + /** + * Removes all entries from the store; implementation is optional. + */ + function reset() + { + } + +} +?> \ No newline at end of file diff --git a/models/Auth.old/OpenID/KVForm.php b/models/Auth.old/OpenID/KVForm.php new file mode 100644 index 000000000..6075c44f0 --- /dev/null +++ b/models/Auth.old/OpenID/KVForm.php @@ -0,0 +1,112 @@ + + * @copyright 2005 Janrain, Inc. + * @license http://www.gnu.org/copyleft/lesser.html LGPL + */ + +/** + * Container for key-value/comma-newline OpenID format and parsing + */ +class Auth_OpenID_KVForm { + /** + * Convert an OpenID colon/newline separated string into an + * associative array + * + * @static + * @access private + */ + function toArray($kvs, $strict=false) + { + $lines = explode("\n", $kvs); + + $last = array_pop($lines); + if ($last !== '') { + array_push($lines, $last); + if ($strict) { + return false; + } + } + + $values = array(); + + for ($lineno = 0; $lineno < count($lines); $lineno++) { + $line = $lines[$lineno]; + $kv = explode(':', $line, 2); + if (count($kv) != 2) { + if ($strict) { + return false; + } + continue; + } + + $key = $kv[0]; + $tkey = trim($key); + if ($tkey != $key) { + if ($strict) { + return false; + } + } + + $value = $kv[1]; + $tval = trim($value); + if ($tval != $value) { + if ($strict) { + return false; + } + } + + $values[$tkey] = $tval; + } + + return $values; + } + + /** + * Convert an array into an OpenID colon/newline separated string + * + * @static + * @access private + */ + function fromArray($values) + { + if ($values === null) { + return null; + } + + ksort($values); + + $serialized = ''; + foreach ($values as $key => $value) { + if (is_array($value)) { + list($key, $value) = array($value[0], $value[1]); + } + + if (strpos($key, ':') !== false) { + return null; + } + + if (strpos($key, "\n") !== false) { + return null; + } + + if (strpos($value, "\n") !== false) { + return null; + } + $serialized .= "$key:$value\n"; + } + return $serialized; + } +} + +?> \ No newline at end of file diff --git a/models/Auth.old/OpenID/MemcachedStore.php b/models/Auth.old/OpenID/MemcachedStore.php new file mode 100644 index 000000000..7f9b180a4 --- /dev/null +++ b/models/Auth.old/OpenID/MemcachedStore.php @@ -0,0 +1,207 @@ + + * @copyright Open Web Technologies + * @license http://www.gnu.org/copyleft/lesser.html LGPL + */ + +/** + * Import the interface for creating a new store class. + */ +require_once 'Auth/OpenID/Interface.php'; + +/** + * This is a memcached-based store for OpenID associations and + * nonces. + * + * As memcache has limit of 250 chars for key length, + * server_url, handle and salt are hashed with sha1(). + * + * Most of the methods of this class are implementation details. + * People wishing to just use this store need only pay attention to + * the constructor. + * + * @package OpenID + */ +class Auth_OpenID_MemcachedStore extends Auth_OpenID_OpenIDStore { + + /** + * Initializes a new {@link Auth_OpenID_MemcachedStore} instance. + * Just saves memcached object as property. + * + * @param resource connection Memcache connection resourse + */ + function Auth_OpenID_MemcachedStore($connection, $compress = false) + { + $this->connection = $connection; + $this->compress = $compress ? MEMCACHE_COMPRESSED : 0; + } + + /** + * Store association until its expiration time in memcached. + * Overwrites any existing association with same server_url and + * handle. Handles list of associations for every server. + */ + function storeAssociation($server_url, $association) + { + // create memcached keys for association itself + // and list of associations for this server + $associationKey = $this->associationKey($server_url, + $association->handle); + $serverKey = $this->associationServerKey($server_url); + + // get list of associations + $serverAssociations = $this->connection->get($serverKey); + + // if no such list, initialize it with empty array + if (!$serverAssociations) { + $serverAssociations = array(); + } + // and store given association key in it + $serverAssociations[$association->issued] = $associationKey; + + // save associations' keys list + $this->connection->set( + $serverKey, + $serverAssociations, + $this->compress + ); + // save association itself + $this->connection->set( + $associationKey, + $association, + $this->compress, + $association->issued + $association->lifetime); + } + + /** + * Read association from memcached. If no handle given + * and multiple associations found, returns latest issued + */ + function getAssociation($server_url, $handle = null) + { + // simple case: handle given + if ($handle !== null) { + // get association, return null if failed + $association = $this->connection->get( + $this->associationKey($server_url, $handle)); + return $association ? $association : null; + } + + // no handle given, working with list + // create key for list of associations + $serverKey = $this->associationServerKey($server_url); + + // get list of associations + $serverAssociations = $this->connection->get($serverKey); + // return null if failed or got empty list + if (!$serverAssociations) { + return null; + } + + // get key of most recently issued association + $keys = array_keys($serverAssociations); + sort($keys); + $lastKey = $serverAssociations[array_pop($keys)]; + + // get association, return null if failed + $association = $this->connection->get($lastKey); + return $association ? $association : null; + } + + /** + * Immediately delete association from memcache. + */ + function removeAssociation($server_url, $handle) + { + // create memcached keys for association itself + // and list of associations for this server + $serverKey = $this->associationServerKey($server_url); + $associationKey = $this->associationKey($server_url, + $handle); + + // get list of associations + $serverAssociations = $this->connection->get($serverKey); + // return null if failed or got empty list + if (!$serverAssociations) { + return false; + } + + // ensure that given association key exists in list + $serverAssociations = array_flip($serverAssociations); + if (!array_key_exists($associationKey, $serverAssociations)) { + return false; + } + + // remove given association key from list + unset($serverAssociations[$associationKey]); + $serverAssociations = array_flip($serverAssociations); + + // save updated list + $this->connection->set( + $serverKey, + $serverAssociations, + $this->compress + ); + + // delete association + return $this->connection->delete($associationKey); + } + + /** + * Create nonce for server and salt, expiring after + * $Auth_OpenID_SKEW seconds. + */ + function useNonce($server_url, $timestamp, $salt) + { + global $Auth_OpenID_SKEW; + + // save one request to memcache when nonce obviously expired + if (abs($timestamp - time()) > $Auth_OpenID_SKEW) { + return false; + } + + // returns false when nonce already exists + // otherwise adds nonce + return $this->connection->add( + 'openid_nonce_' . sha1($server_url) . '_' . sha1($salt), + 1, // any value here + $this->compress, + $Auth_OpenID_SKEW); + } + + /** + * Memcache key is prefixed with 'openid_association_' string. + */ + function associationKey($server_url, $handle = null) + { + return 'openid_association_' . sha1($server_url) . '_' . sha1($handle); + } + + /** + * Memcache key is prefixed with 'openid_association_' string. + */ + function associationServerKey($server_url) + { + return 'openid_association_server_' . sha1($server_url); + } + + /** + * Report that this storage doesn't support cleanup + */ + function supportsCleanup() + { + return false; + } +} + +?> \ No newline at end of file diff --git a/models/Auth.old/OpenID/Message.php b/models/Auth.old/OpenID/Message.php new file mode 100644 index 000000000..8a02ab22c --- /dev/null +++ b/models/Auth.old/OpenID/Message.php @@ -0,0 +1,895 @@ +keys = array(); + $this->values = array(); + + if (is_array($classic_array)) { + foreach ($classic_array as $key => $value) { + $this->set($key, $value); + } + } + } + + /** + * Returns true if $thing is an Auth_OpenID_Mapping object; false + * if not. + */ + function isA($thing) + { + return (is_object($thing) && + strtolower(get_class($thing)) == 'auth_openid_mapping'); + } + + /** + * Returns an array of the keys in the mapping. + */ + function keys() + { + return $this->keys; + } + + /** + * Returns an array of values in the mapping. + */ + function values() + { + return $this->values; + } + + /** + * Returns an array of (key, value) pairs in the mapping. + */ + function items() + { + $temp = array(); + + for ($i = 0; $i < count($this->keys); $i++) { + $temp[] = array($this->keys[$i], + $this->values[$i]); + } + return $temp; + } + + /** + * Returns the "length" of the mapping, or the number of keys. + */ + function len() + { + return count($this->keys); + } + + /** + * Sets a key-value pair in the mapping. If the key already + * exists, its value is replaced with the new value. + */ + function set($key, $value) + { + $index = array_search($key, $this->keys); + + if ($index !== false) { + $this->values[$index] = $value; + } else { + $this->keys[] = $key; + $this->values[] = $value; + } + } + + /** + * Gets a specified value from the mapping, associated with the + * specified key. If the key does not exist in the mapping, + * $default is returned instead. + */ + function get($key, $default = null) + { + $index = array_search($key, $this->keys); + + if ($index !== false) { + return $this->values[$index]; + } else { + return $default; + } + } + + /** + * @access private + */ + function _reflow() + { + // PHP is broken yet again. Sort the arrays to remove the + // hole in the numeric indexes that make up the array. + $old_keys = $this->keys; + $old_values = $this->values; + + $this->keys = array(); + $this->values = array(); + + foreach ($old_keys as $k) { + $this->keys[] = $k; + } + + foreach ($old_values as $v) { + $this->values[] = $v; + } + } + + /** + * Deletes a key-value pair from the mapping with the specified + * key. + */ + function del($key) + { + $index = array_search($key, $this->keys); + + if ($index !== false) { + unset($this->keys[$index]); + unset($this->values[$index]); + $this->_reflow(); + return true; + } + return false; + } + + /** + * Returns true if the specified value has a key in the mapping; + * false if not. + */ + function contains($value) + { + return (array_search($value, $this->keys) !== false); + } +} + +/** + * Maintains a bijective map between namespace uris and aliases. + * + * @package OpenID + */ +class Auth_OpenID_NamespaceMap { + function Auth_OpenID_NamespaceMap() + { + $this->alias_to_namespace = new Auth_OpenID_Mapping(); + $this->namespace_to_alias = new Auth_OpenID_Mapping(); + } + + function getAlias($namespace_uri) + { + return $this->namespace_to_alias->get($namespace_uri); + } + + function getNamespaceURI($alias) + { + return $this->alias_to_namespace->get($alias); + } + + function iterNamespaceURIs() + { + // Return an iterator over the namespace URIs + return $this->namespace_to_alias->keys(); + } + + function iterAliases() + { + // Return an iterator over the aliases""" + return $this->alias_to_namespace->keys(); + } + + function iteritems() + { + return $this->namespace_to_alias->items(); + } + + function addAlias($namespace_uri, $desired_alias) + { + // Add an alias from this namespace URI to the desired alias + global $Auth_OpenID_OPENID_PROTOCOL_FIELDS; + + // Check that desired_alias is not an openid protocol field as + // per the spec. + if (in_array($desired_alias, $Auth_OpenID_OPENID_PROTOCOL_FIELDS)) { + // "%r is not an allowed namespace alias" % (desired_alias,); + return null; + } + + // Check that desired_alias does not contain a period as per + // the spec. + if (strpos($desired_alias, '.') !== false) { + // "%r must not contain a dot" % (desired_alias,) + return null; + } + + // Check that there is not a namespace already defined for the + // desired alias + $current_namespace_uri = + $this->alias_to_namespace->get($desired_alias); + + if (($current_namespace_uri !== null) && + ($current_namespace_uri != $namespace_uri)) { + // Cannot map because previous mapping exists + return null; + } + + // Check that there is not already a (different) alias for + // this namespace URI + $alias = $this->namespace_to_alias->get($namespace_uri); + + if (($alias !== null) && ($alias != $desired_alias)) { + // fmt = ('Cannot map %r to alias %r. ' + // 'It is already mapped to alias %r') + // raise KeyError(fmt % (namespace_uri, desired_alias, alias)) + return null; + } + + assert((Auth_OpenID_NULL_NAMESPACE === $desired_alias) || + is_string($desired_alias)); + + $this->alias_to_namespace->set($desired_alias, $namespace_uri); + $this->namespace_to_alias->set($namespace_uri, $desired_alias); + + return $desired_alias; + } + + function add($namespace_uri) + { + // Add this namespace URI to the mapping, without caring what + // alias it ends up with + + // See if this namespace is already mapped to an alias + $alias = $this->namespace_to_alias->get($namespace_uri); + + if ($alias !== null) { + return $alias; + } + + // Fall back to generating a numerical alias + $i = 0; + while (1) { + $alias = 'ext' . strval($i); + if ($this->addAlias($namespace_uri, $alias) === null) { + $i += 1; + } else { + return $alias; + } + } + + // Should NEVER be reached! + return null; + } + + function contains($namespace_uri) + { + return $this->isDefined($namespace_uri); + } + + function isDefined($namespace_uri) + { + return $this->namespace_to_alias->contains($namespace_uri); + } +} + +/** + * In the implementation of this object, null represents the global + * namespace as well as a namespace with no key. + * + * @package OpenID + */ +class Auth_OpenID_Message { + + function Auth_OpenID_Message($openid_namespace = null) + { + // Create an empty Message + $this->allowed_openid_namespaces = array( + Auth_OpenID_OPENID1_NS, + Auth_OpenID_OPENID2_NS); + + $this->args = new Auth_OpenID_Mapping(); + $this->namespaces = new Auth_OpenID_NamespaceMap(); + if ($openid_namespace === null) { + $this->_openid_ns_uri = null; + } else { + $this->setOpenIDNamespace($openid_namespace); + } + } + + function isOpenID1() + { + return $this->getOpenIDNamespace() == Auth_OpenID_OPENID1_NS; + } + + function isOpenID2() + { + return $this->getOpenIDNamespace() == Auth_OpenID_OPENID2_NS; + } + + function fromPostArgs($args) + { + // Construct a Message containing a set of POST arguments + $obj = new Auth_OpenID_Message(); + + // Partition into "openid." args and bare args + $openid_args = array(); + foreach ($args as $key => $value) { + + if (is_array($value)) { + return null; + } + + $parts = explode('.', $key, 2); + + if (count($parts) == 2) { + list($prefix, $rest) = $parts; + } else { + $prefix = null; + } + + if ($prefix != 'openid') { + $obj->args->set(array(Auth_OpenID_BARE_NS, $key), $value); + } else { + $openid_args[$rest] = $value; + } + } + + if ($obj->_fromOpenIDArgs($openid_args)) { + return $obj; + } else { + return null; + } + } + + function fromOpenIDArgs($openid_args) + { + // Takes an array. + + // Construct a Message from a parsed KVForm message + $obj = new Auth_OpenID_Message(); + if ($obj->_fromOpenIDArgs($openid_args)) { + return $obj; + } else { + return null; + } + } + + /** + * @access private + */ + function _fromOpenIDArgs($openid_args) + { + global $Auth_OpenID_registered_aliases; + + // Takes an Auth_OpenID_Mapping instance OR an array. + + if (!Auth_OpenID_Mapping::isA($openid_args)) { + $openid_args = new Auth_OpenID_Mapping($openid_args); + } + + $ns_args = array(); + + // Resolve namespaces + foreach ($openid_args->items() as $pair) { + list($rest, $value) = $pair; + + $parts = explode('.', $rest, 2); + + if (count($parts) == 2) { + list($ns_alias, $ns_key) = $parts; + } else { + $ns_alias = Auth_OpenID_NULL_NAMESPACE; + $ns_key = $rest; + } + + if ($ns_alias == 'ns') { + if ($this->namespaces->addAlias($value, $ns_key) === null) { + return false; + } + } else if (($ns_alias == Auth_OpenID_NULL_NAMESPACE) && + ($ns_key == 'ns')) { + // null namespace + if ($this->namespaces->addAlias($value, + Auth_OpenID_NULL_NAMESPACE) === null) { + return false; + } + } else { + $ns_args[] = array($ns_alias, $ns_key, $value); + } + } + + // Ensure that there is an OpenID namespace definition + $openid_ns_uri = + $this->namespaces->getNamespaceURI(Auth_OpenID_NULL_NAMESPACE); + + if ($openid_ns_uri === null) { + $openid_ns_uri = Auth_OpenID_OPENID1_NS; + } + + $this->setOpenIDNamespace($openid_ns_uri); + + // Actually put the pairs into the appropriate namespaces + foreach ($ns_args as $triple) { + list($ns_alias, $ns_key, $value) = $triple; + $ns_uri = $this->namespaces->getNamespaceURI($ns_alias); + if ($ns_uri === null) { + // Only try to map an alias to a default if it's an + // OpenID 1.x message. + if ($openid_ns_uri == Auth_OpenID_OPENID1_NS) { + foreach ($Auth_OpenID_registered_aliases + as $alias => $uri) { + if ($alias == $ns_alias) { + $ns_uri = $uri; + break; + } + } + } + + if ($ns_uri === null) { + $ns_uri = $openid_ns_uri; + $ns_key = sprintf('%s.%s', $ns_alias, $ns_key); + } else { + $this->namespaces->addAlias($ns_uri, $ns_alias); + } + } + + $this->setArg($ns_uri, $ns_key, $value); + } + + return true; + } + + function setOpenIDNamespace($openid_ns_uri) + { + if (!in_array($openid_ns_uri, $this->allowed_openid_namespaces)) { + // raise ValueError('Invalid null namespace: %r' % (openid_ns_uri,)) + return false; + } + + $this->namespaces->addAlias($openid_ns_uri, + Auth_OpenID_NULL_NAMESPACE); + $this->_openid_ns_uri = $openid_ns_uri; + } + + function getOpenIDNamespace() + { + return $this->_openid_ns_uri; + } + + function fromKVForm($kvform_string) + { + // Create a Message from a KVForm string + return Auth_OpenID_Message::fromOpenIDArgs( + Auth_OpenID_KVForm::toArray($kvform_string)); + } + + function copy() + { + return $this; + } + + function toPostArgs() + { + // Return all arguments with openid. in front of namespaced + // arguments. + + $args = array(); + + // Add namespace definitions to the output + foreach ($this->namespaces->iteritems() as $pair) { + list($ns_uri, $alias) = $pair; + + if ($alias == Auth_OpenID_NULL_NAMESPACE) { + if ($ns_uri != Auth_OpenID_OPENID1_NS) { + $args['openid.ns'] = $ns_uri; + } else { + // drop the default null namespace + // definition. This potentially changes a message + // since we have no way of knowing whether it was + // explicitly specified at the time the message + // was parsed. The vast majority of the time, this + // will be the right thing to do. Possibly this + // could look in the signed list. + } + } else { + if ($this->getOpenIDNamespace() != Auth_OpenID_OPENID1_NS) { + $ns_key = 'openid.ns.' . $alias; + $args[$ns_key] = $ns_uri; + } + } + } + + foreach ($this->args->items() as $pair) { + list($ns_parts, $value) = $pair; + list($ns_uri, $ns_key) = $ns_parts; + $key = $this->getKey($ns_uri, $ns_key); + $args[$key] = $value; + } + + return $args; + } + + function toArgs() + { + // Return all namespaced arguments, failing if any + // non-namespaced arguments exist. + $post_args = $this->toPostArgs(); + $kvargs = array(); + foreach ($post_args as $k => $v) { + if (strpos($k, 'openid.') !== 0) { + // raise ValueError( + // 'This message can only be encoded as a POST, because it ' + // 'contains arguments that are not prefixed with "openid."') + return null; + } else { + $kvargs[substr($k, 7)] = $v; + } + } + + return $kvargs; + } + + function toFormMarkup($action_url, $form_tag_attrs = null, + $submit_text = "Continue") + { + $form = "
$attr) { + $form .= sprintf(" %s=\"%s\"", $name, $attr); + } + } + + $form .= ">\n"; + + foreach ($this->toPostArgs() as $name => $value) { + $form .= sprintf( + "\n", + $name, $value); + } + + $form .= sprintf("\n", + $submit_text); + + $form .= "
\n"; + + return $form; + } + + function toURL($base_url) + { + // Generate a GET URL with the parameters in this message + // attached as query parameters. + return Auth_OpenID::appendArgs($base_url, $this->toPostArgs()); + } + + function toKVForm() + { + // Generate a KVForm string that contains the parameters in + // this message. This will fail if the message contains + // arguments outside of the 'openid.' prefix. + return Auth_OpenID_KVForm::fromArray($this->toArgs()); + } + + function toURLEncoded() + { + // Generate an x-www-urlencoded string + $args = array(); + + foreach ($this->toPostArgs() as $k => $v) { + $args[] = array($k, $v); + } + + sort($args); + return Auth_OpenID::httpBuildQuery($args); + } + + /** + * @access private + */ + function _fixNS($namespace) + { + // Convert an input value into the internally used values of + // this object + + if ($namespace == Auth_OpenID_OPENID_NS) { + if ($this->_openid_ns_uri === null) { + // raise UndefinedOpenIDNamespace('OpenID namespace not set') + return null; + } else { + $namespace = $this->_openid_ns_uri; + } + } + + if (($namespace != Auth_OpenID_BARE_NS) && + (!is_string($namespace))) { + // raise TypeError( + // "Namespace must be BARE_NS, OPENID_NS or a string. got %r" + // % (namespace,)) + return null; + } + + if (($namespace != Auth_OpenID_BARE_NS) && + (strpos($namespace, ':') === false)) { + // fmt = 'OpenID 2.0 namespace identifiers SHOULD be URIs. Got %r' + // warnings.warn(fmt % (namespace,), DeprecationWarning) + + if ($namespace == 'sreg') { + // fmt = 'Using %r instead of "sreg" as namespace' + // warnings.warn(fmt % (SREG_URI,), DeprecationWarning,) + return Auth_OpenID_SREG_URI; + } + } + + return $namespace; + } + + function hasKey($namespace, $ns_key) + { + $namespace = $this->_fixNS($namespace); + if ($namespace !== null) { + return $this->args->contains(array($namespace, $ns_key)); + } else { + return false; + } + } + + function getKey($namespace, $ns_key) + { + // Get the key for a particular namespaced argument + $namespace = $this->_fixNS($namespace); + if ($namespace == Auth_OpenID_BARE_NS) { + return $ns_key; + } + + $ns_alias = $this->namespaces->getAlias($namespace); + + // No alias is defined, so no key can exist + if ($ns_alias === null) { + return null; + } + + if ($ns_alias == Auth_OpenID_NULL_NAMESPACE) { + $tail = $ns_key; + } else { + $tail = sprintf('%s.%s', $ns_alias, $ns_key); + } + + return 'openid.' . $tail; + } + + function getArg($namespace, $key, $default = null) + { + // Get a value for a namespaced key. + $namespace = $this->_fixNS($namespace); + + if ($namespace !== null) { + if ((!$this->args->contains(array($namespace, $key))) && + ($default == Auth_OpenID_NO_DEFAULT)) { + return null; + } else { + return $this->args->get(array($namespace, $key), $default); + } + } else { + return null; + } + } + + function getArgs($namespace) + { + // Get the arguments that are defined for this namespace URI + + $namespace = $this->_fixNS($namespace); + if ($namespace !== null) { + $stuff = array(); + foreach ($this->args->items() as $pair) { + list($key, $value) = $pair; + list($pair_ns, $ns_key) = $key; + if ($pair_ns == $namespace) { + $stuff[$ns_key] = $value; + } + } + + return $stuff; + } + + return array(); + } + + function updateArgs($namespace, $updates) + { + // Set multiple key/value pairs in one call + + $namespace = $this->_fixNS($namespace); + + if ($namespace !== null) { + foreach ($updates as $k => $v) { + $this->setArg($namespace, $k, $v); + } + return true; + } else { + return false; + } + } + + function setArg($namespace, $key, $value) + { + // Set a single argument in this namespace + $namespace = $this->_fixNS($namespace); + + if ($namespace !== null) { + $this->args->set(array($namespace, $key), $value); + if ($namespace !== Auth_OpenID_BARE_NS) { + $this->namespaces->add($namespace); + } + return true; + } else { + return false; + } + } + + function delArg($namespace, $key) + { + $namespace = $this->_fixNS($namespace); + + if ($namespace !== null) { + return $this->args->del(array($namespace, $key)); + } else { + return false; + } + } + + function getAliasedArg($aliased_key, $default = null) + { + $parts = explode('.', $aliased_key, 2); + + if (count($parts) != 2) { + $ns = null; + } else { + list($alias, $key) = $parts; + + if ($alias == 'ns') { + // Return the namespace URI for a namespace alias + // parameter. + return $this->namespaces->getNamespaceURI($key); + } else { + $ns = $this->namespaces->getNamespaceURI($alias); + } + } + + if ($ns === null) { + $key = $aliased_key; + $ns = $this->getOpenIDNamespace(); + } + + return $this->getArg($ns, $key, $default); + } +} + +?> \ No newline at end of file diff --git a/models/Auth.old/OpenID/MySQLStore.php b/models/Auth.old/OpenID/MySQLStore.php new file mode 100644 index 000000000..f8dc9ae17 --- /dev/null +++ b/models/Auth.old/OpenID/MySQLStore.php @@ -0,0 +1,77 @@ +sql['nonce_table'] = + "CREATE TABLE %s (\n". + " server_url VARCHAR(2047),\n". + " timestamp INTEGER,\n". + " salt CHAR(40),\n". + " UNIQUE (server_url(255), timestamp, salt)\n". + ") TYPE=InnoDB"; + + $this->sql['assoc_table'] = + "CREATE TABLE %s (\n". + " server_url BLOB,\n". + " handle VARCHAR(255),\n". + " secret BLOB,\n". + " issued INTEGER,\n". + " lifetime INTEGER,\n". + " assoc_type VARCHAR(64),\n". + " PRIMARY KEY (server_url(255), handle)\n". + ") TYPE=InnoDB"; + + $this->sql['set_assoc'] = + "REPLACE INTO %s VALUES (?, ?, !, ?, ?, ?)"; + + $this->sql['get_assocs'] = + "SELECT handle, secret, issued, lifetime, assoc_type FROM %s ". + "WHERE server_url = ?"; + + $this->sql['get_assoc'] = + "SELECT handle, secret, issued, lifetime, assoc_type FROM %s ". + "WHERE server_url = ? AND handle = ?"; + + $this->sql['remove_assoc'] = + "DELETE FROM %s WHERE server_url = ? AND handle = ?"; + + $this->sql['add_nonce'] = + "INSERT INTO %s (server_url, timestamp, salt) VALUES (?, ?, ?)"; + + $this->sql['clean_nonce'] = + "DELETE FROM %s WHERE timestamp < ?"; + + $this->sql['clean_assoc'] = + "DELETE FROM %s WHERE issued + lifetime < ?"; + } + + /** + * @access private + */ + function blobEncode($blob) + { + return "0x" . bin2hex($blob); + } +} + +?> \ No newline at end of file diff --git a/models/Auth.old/OpenID/Nonce.php b/models/Auth.old/OpenID/Nonce.php new file mode 100644 index 000000000..effecac38 --- /dev/null +++ b/models/Auth.old/OpenID/Nonce.php @@ -0,0 +1,109 @@ + \ No newline at end of file diff --git a/models/Auth.old/OpenID/PAPE.php b/models/Auth.old/OpenID/PAPE.php new file mode 100644 index 000000000..ba9f9f64e --- /dev/null +++ b/models/Auth.old/OpenID/PAPE.php @@ -0,0 +1,311 @@ +preferred_auth_policies = $preferred_auth_policies; + $this->max_auth_age = $max_auth_age; + } + + /** + * Add an acceptable authentication policy URI to this request + * + * This method is intended to be used by the relying party to add + * acceptable authentication types to the request. + * + * policy_uri: The identifier for the preferred type of + * authentication. + */ + function addPolicyURI($policy_uri) + { + if (!in_array($policy_uri, $this->preferred_auth_policies)) { + $this->preferred_auth_policies[] = $policy_uri; + } + } + + function getExtensionArgs() + { + $ns_args = array( + 'preferred_auth_policies' => + implode(' ', $this->preferred_auth_policies) + ); + + if ($this->max_auth_age !== null) { + $ns_args['max_auth_age'] = strval($this->max_auth_age); + } + + return $ns_args; + } + + /** + * Instantiate a Request object from the arguments in a checkid_* + * OpenID message + */ + function fromOpenIDRequest($request) + { + $obj = new Auth_OpenID_PAPE_Request(); + $args = $request->message->getArgs(Auth_OpenID_PAPE_NS_URI); + + if ($args === null || $args === array()) { + return null; + } + + $obj->parseExtensionArgs($args); + return $obj; + } + + /** + * Set the state of this request to be that expressed in these + * PAPE arguments + * + * @param args: The PAPE arguments without a namespace + */ + function parseExtensionArgs($args) + { + // preferred_auth_policies is a space-separated list of policy + // URIs + $this->preferred_auth_policies = array(); + + $policies_str = Auth_OpenID::arrayGet($args, 'preferred_auth_policies'); + if ($policies_str) { + foreach (explode(' ', $policies_str) as $uri) { + if (!in_array($uri, $this->preferred_auth_policies)) { + $this->preferred_auth_policies[] = $uri; + } + } + } + + // max_auth_age is base-10 integer number of seconds + $max_auth_age_str = Auth_OpenID::arrayGet($args, 'max_auth_age'); + if ($max_auth_age_str) { + $this->max_auth_age = Auth_OpenID::intval($max_auth_age_str); + } else { + $this->max_auth_age = null; + } + } + + /** + * Given a list of authentication policy URIs that a provider + * supports, this method returns the subsequence of those types + * that are preferred by the relying party. + * + * @param supported_types: A sequence of authentication policy + * type URIs that are supported by a provider + * + * @return array The sub-sequence of the supported types that are + * preferred by the relying party. This list will be ordered in + * the order that the types appear in the supported_types + * sequence, and may be empty if the provider does not prefer any + * of the supported authentication types. + */ + function preferredTypes($supported_types) + { + $result = array(); + + foreach ($supported_types as $st) { + if (in_array($st, $this->preferred_auth_policies)) { + $result[] = $st; + } + } + return $result; + } +} + +/** + * A Provider Authentication Policy response, sent from a provider to + * a relying party + */ +class Auth_OpenID_PAPE_Response extends Auth_OpenID_Extension { + + var $ns_alias = 'pape'; + var $ns_uri = Auth_OpenID_PAPE_NS_URI; + + function Auth_OpenID_PAPE_Response($auth_policies=null, $auth_age=null, + $nist_auth_level=null) + { + if ($auth_policies) { + $this->auth_policies = $auth_policies; + } else { + $this->auth_policies = array(); + } + + $this->auth_age = $auth_age; + $this->nist_auth_level = $nist_auth_level; + } + + /** + * Add a authentication policy to this response + * + * This method is intended to be used by the provider to add a + * policy that the provider conformed to when authenticating the + * user. + * + * @param policy_uri: The identifier for the preferred type of + * authentication. + */ + function addPolicyURI($policy_uri) + { + if (!in_array($policy_uri, $this->auth_policies)) { + $this->auth_policies[] = $policy_uri; + } + } + + /** + * Create an Auth_OpenID_PAPE_Response object from a successful + * OpenID library response. + * + * @param success_response $success_response A SuccessResponse + * from Auth_OpenID_Consumer::complete() + * + * @returns: A provider authentication policy response from the + * data that was supplied with the id_res response. + */ + function fromSuccessResponse($success_response) + { + $obj = new Auth_OpenID_PAPE_Response(); + + // PAPE requires that the args be signed. + $args = $success_response->getSignedNS(Auth_OpenID_PAPE_NS_URI); + + if ($args === null || $args === array()) { + return null; + } + + $result = $obj->parseExtensionArgs($args); + + if ($result === false) { + return null; + } else { + return $obj; + } + } + + /** + * Parse the provider authentication policy arguments into the + * internal state of this object + * + * @param args: unqualified provider authentication policy + * arguments + * + * @param strict: Whether to return false when bad data is + * encountered + * + * @return null The data is parsed into the internal fields of + * this object. + */ + function parseExtensionArgs($args, $strict=false) + { + $policies_str = Auth_OpenID::arrayGet($args, 'auth_policies'); + if ($policies_str) { + $this->auth_policies = explode(" ", $policies_str); + } + + $nist_level_str = Auth_OpenID::arrayGet($args, 'nist_auth_level'); + if ($nist_level_str !== null) { + $nist_level = Auth_OpenID::intval($nist_level_str); + + if ($nist_level === false) { + if ($strict) { + return false; + } else { + $nist_level = null; + } + } + + if (0 <= $nist_level && $nist_level < 5) { + $this->nist_auth_level = $nist_level; + } else if ($strict) { + return false; + } + } + + $auth_age_str = Auth_OpenID::arrayGet($args, 'auth_age'); + if ($auth_age_str !== null) { + $auth_age = Auth_OpenID::intval($auth_age_str); + if ($auth_age === false) { + if ($strict) { + return false; + } + } else { + if ($auth_age >= 0) { + $this->auth_age = $auth_age; + } else if ($strict) { + return false; + } + } + } + } + + function getExtensionArgs() + { + $ns_args = array( + 'auth_policies' => + implode(' ', $this->auth_policies) + ); + + if ($this->nist_auth_level !== null) { + if (!in_array($this->nist_auth_level, range(0, 4), true)) { + return false; + } + $ns_args['nist_auth_level'] = strval($this->nist_auth_level); + } + + if ($this->auth_age !== null) { + if ($this->auth_age < 0) { + return false; + } + + $result = Auth_OpenID::intval($this->auth_age); + + if ($result === false) { + return false; + } + + $ns_args['auth_age'] = + strval($result); + } + + return $ns_args; + } +} + +?> \ No newline at end of file diff --git a/models/Auth.old/OpenID/Parse.php b/models/Auth.old/OpenID/Parse.php new file mode 100644 index 000000000..d689f9ec9 --- /dev/null +++ b/models/Auth.old/OpenID/Parse.php @@ -0,0 +1,352 @@ + tags + * in the head of HTML or XHTML documents and parses out their + * attributes according to the OpenID spec. It is a liberal parser, + * but it requires these things from the data in order to work: + * + * - There must be an open tag + * + * - There must be an open tag inside of the tag + * + * - Only s that are found inside of the tag are parsed + * (this is by design) + * + * - The parser follows the OpenID specification in resolving the + * attributes of the link tags. This means that the attributes DO + * NOT get resolved as they would by an XML or HTML parser. In + * particular, only certain entities get replaced, and href + * attributes do not get resolved relative to a base URL. + * + * From http://openid.net/specs.bml: + * + * - The openid.server URL MUST be an absolute URL. OpenID consumers + * MUST NOT attempt to resolve relative URLs. + * + * - The openid.server URL MUST NOT include entities other than &, + * <, >, and ". + * + * The parser ignores SGML comments and . Both kinds + * of quoting are allowed for attributes. + * + * The parser deals with invalid markup in these ways: + * + * - Tag names are not case-sensitive + * + * - The tag is accepted even when it is not at the top level + * + * - The tag is accepted even when it is not a direct child of + * the tag, but a tag must be an ancestor of the + * tag + * + * - tags are accepted even when they are not direct children + * of the tag, but a tag must be an ancestor of the + * tag + * + * - If there is no closing tag for an open or tag, the + * remainder of the document is viewed as being inside of the + * tag. If there is no closing tag for a tag, the link tag is + * treated as a short tag. Exceptions to this rule are that + * closes and or closes + * + * - Attributes of the tag are not required to be quoted. + * + * - In the case of duplicated attribute names, the attribute coming + * last in the tag will be the value returned. + * + * - Any text that does not parse as an attribute within a link tag + * will be ignored. (e.g. will + * ignore pumpkin) + * + * - If there are more than one or tag, the parser only + * looks inside of the first one. + * + * - The contents of ". + "". + ""); + } +} + +/* + * Function to run when this file is included. + * Abstracted to a function to make life easier + * for some PHP optimizers. + */ +function Auth_OpenID_include_init() { + if (Auth_OpenID_getMathLib() === null) { + Auth_OpenID_setNoMathSupport(); + } +} diff --git a/models/Auth/OpenID/AX.php b/models/Auth/OpenID/AX.php new file mode 100644 index 000000000..7370715e3 --- /dev/null +++ b/models/Auth/OpenID/AX.php @@ -0,0 +1,1022 @@ +message = $message; + } +} + +/** + * Abstract class containing common code for attribute exchange + * messages. + * + * @package OpenID + */ +class Auth_OpenID_AX_Message extends Auth_OpenID_Extension { + /** + * ns_alias: The preferred namespace alias for attribute exchange + * messages + */ + var $ns_alias = 'ax'; + + /** + * mode: The type of this attribute exchange message. This must be + * overridden in subclasses. + */ + var $mode = null; + + var $ns_uri = Auth_OpenID_AX_NS_URI; + + /** + * Return Auth_OpenID_AX_Error if the mode in the attribute + * exchange arguments does not match what is expected for this + * class; true otherwise. + * + * @access private + */ + function _checkMode($ax_args) + { + $mode = Auth_OpenID::arrayGet($ax_args, 'mode'); + if ($mode != $this->mode) { + return new Auth_OpenID_AX_Error( + sprintf( + "Expected mode '%s'; got '%s'", + $this->mode, $mode)); + } + + return true; + } + + /** + * Return a set of attribute exchange arguments containing the + * basic information that must be in every attribute exchange + * message. + * + * @access private + */ + function _newArgs() + { + return array('mode' => $this->mode); + } +} + +/** + * Represents a single attribute in an attribute exchange + * request. This should be added to an AXRequest object in order to + * request the attribute. + * + * @package OpenID + */ +class Auth_OpenID_AX_AttrInfo { + /** + * Construct an attribute information object. Do not call this + * directly; call make(...) instead. + * + * @param string $type_uri The type URI for this attribute. + * + * @param int $count The number of values of this type to request. + * + * @param bool $required Whether the attribute will be marked as + * required in the request. + * + * @param string $alias The name that should be given to this + * attribute in the request. + */ + function Auth_OpenID_AX_AttrInfo($type_uri, $count, $required, + $alias) + { + /** + * required: Whether the attribute will be marked as required + * when presented to the subject of the attribute exchange + * request. + */ + $this->required = $required; + + /** + * count: How many values of this type to request from the + * subject. Defaults to one. + */ + $this->count = $count; + + /** + * type_uri: The identifier that determines what the attribute + * represents and how it is serialized. For example, one type + * URI representing dates could represent a Unix timestamp in + * base 10 and another could represent a human-readable + * string. + */ + $this->type_uri = $type_uri; + + /** + * alias: The name that should be given to this attribute in + * the request. If it is not supplied, a generic name will be + * assigned. For example, if you want to call a Unix timestamp + * value 'tstamp', set its alias to that value. If two + * attributes in the same message request to use the same + * alias, the request will fail to be generated. + */ + $this->alias = $alias; + } + + /** + * Construct an attribute information object. For parameter + * details, see the constructor. + */ + static function make($type_uri, $count=1, $required=false, + $alias=null) + { + if ($alias !== null) { + $result = Auth_OpenID_AX_checkAlias($alias); + + if (Auth_OpenID_AX::isError($result)) { + return $result; + } + } + + return new Auth_OpenID_AX_AttrInfo($type_uri, $count, $required, + $alias); + } + + /** + * When processing a request for this attribute, the OP should + * call this method to determine whether all available attribute + * values were requested. If self.count == UNLIMITED_VALUES, this + * returns True. Otherwise this returns False, in which case + * self.count is an integer. + */ + function wantsUnlimitedValues() + { + return $this->count === Auth_OpenID_AX_UNLIMITED_VALUES; + } +} + +/** + * Given a namespace mapping and a string containing a comma-separated + * list of namespace aliases, return a list of type URIs that + * correspond to those aliases. + * + * @param $namespace_map The mapping from namespace URI to alias + * @param $alias_list_s The string containing the comma-separated + * list of aliases. May also be None for convenience. + * + * @return $seq The list of namespace URIs that corresponds to the + * supplied list of aliases. If the string was zero-length or None, an + * empty list will be returned. + * + * return null If an alias is present in the list of aliases but + * is not present in the namespace map. + */ +function Auth_OpenID_AX_toTypeURIs($namespace_map, $alias_list_s) +{ + $uris = array(); + + if ($alias_list_s) { + foreach (explode(',', $alias_list_s) as $alias) { + $type_uri = $namespace_map->getNamespaceURI($alias); + if ($type_uri === null) { + // raise KeyError( + // 'No type is defined for attribute name %r' % (alias,)) + return new Auth_OpenID_AX_Error( + sprintf('No type is defined for attribute name %s', + $alias) + ); + } else { + $uris[] = $type_uri; + } + } + } + + return $uris; +} + +/** + * An attribute exchange 'fetch_request' message. This message is sent + * by a relying party when it wishes to obtain attributes about the + * subject of an OpenID authentication request. + * + * @package OpenID + */ +class Auth_OpenID_AX_FetchRequest extends Auth_OpenID_AX_Message { + + var $mode = 'fetch_request'; + + function Auth_OpenID_AX_FetchRequest($update_url=null) + { + /** + * requested_attributes: The attributes that have been + * requested thus far, indexed by the type URI. + */ + $this->requested_attributes = array(); + + /** + * update_url: A URL that will accept responses for this + * attribute exchange request, even in the absence of the user + * who made this request. + */ + $this->update_url = $update_url; + } + + /** + * Add an attribute to this attribute exchange request. + * + * @param attribute: The attribute that is being requested + * @return true on success, false when the requested attribute is + * already present in this fetch request. + */ + function add($attribute) + { + if ($this->contains($attribute->type_uri)) { + return new Auth_OpenID_AX_Error( + sprintf("The attribute %s has already been requested", + $attribute->type_uri)); + } + + $this->requested_attributes[$attribute->type_uri] = $attribute; + + return true; + } + + /** + * Get the serialized form of this attribute fetch request. + * + * @returns Auth_OpenID_AX_FetchRequest The fetch request message parameters + */ + function getExtensionArgs() + { + $aliases = new Auth_OpenID_NamespaceMap(); + + $required = array(); + $if_available = array(); + + $ax_args = $this->_newArgs(); + + foreach ($this->requested_attributes as $type_uri => $attribute) { + if ($attribute->alias === null) { + $alias = $aliases->add($type_uri); + } else { + $alias = $aliases->addAlias($type_uri, $attribute->alias); + + if ($alias === null) { + return new Auth_OpenID_AX_Error( + sprintf("Could not add alias %s for URI %s", + $attribute->alias, $type_uri + )); + } + } + + if ($attribute->required) { + $required[] = $alias; + } else { + $if_available[] = $alias; + } + + if ($attribute->count != 1) { + $ax_args['count.' . $alias] = strval($attribute->count); + } + + $ax_args['type.' . $alias] = $type_uri; + } + + if ($required) { + $ax_args['required'] = implode(',', $required); + } + + if ($if_available) { + $ax_args['if_available'] = implode(',', $if_available); + } + + return $ax_args; + } + + /** + * Get the type URIs for all attributes that have been marked as + * required. + * + * @return A list of the type URIs for attributes that have been + * marked as required. + */ + function getRequiredAttrs() + { + $required = array(); + foreach ($this->requested_attributes as $type_uri => $attribute) { + if ($attribute->required) { + $required[] = $type_uri; + } + } + + return $required; + } + + /** + * Extract a FetchRequest from an OpenID message + * + * @param request: The OpenID request containing the attribute + * fetch request + * + * @returns mixed An Auth_OpenID_AX_Error or the + * Auth_OpenID_AX_FetchRequest extracted from the request message if + * successful + */ + static function fromOpenIDRequest($request) + { + $m = $request->message; + $obj = new Auth_OpenID_AX_FetchRequest(); + $ax_args = $m->getArgs($obj->ns_uri); + + $result = $obj->parseExtensionArgs($ax_args); + + if (Auth_OpenID_AX::isError($result)) { + return $result; + } + + if ($obj->update_url) { + // Update URL must match the openid.realm of the + // underlying OpenID 2 message. + $realm = $m->getArg(Auth_OpenID_OPENID_NS, 'realm', + $m->getArg( + Auth_OpenID_OPENID_NS, + 'return_to')); + + if (!$realm) { + $obj = new Auth_OpenID_AX_Error( + sprintf("Cannot validate update_url %s " . + "against absent realm", $obj->update_url)); + } else if (!Auth_OpenID_TrustRoot::match($realm, + $obj->update_url)) { + $obj = new Auth_OpenID_AX_Error( + sprintf("Update URL %s failed validation against realm %s", + $obj->update_url, $realm)); + } + } + + return $obj; + } + + /** + * Given attribute exchange arguments, populate this FetchRequest. + * + * @return $result Auth_OpenID_AX_Error if the data to be parsed + * does not follow the attribute exchange specification. At least + * when 'if_available' or 'required' is not specified for a + * particular attribute type. Returns true otherwise. + */ + function parseExtensionArgs($ax_args) + { + $result = $this->_checkMode($ax_args); + if (Auth_OpenID_AX::isError($result)) { + return $result; + } + + $aliases = new Auth_OpenID_NamespaceMap(); + + foreach ($ax_args as $key => $value) { + if (strpos($key, 'type.') === 0) { + $alias = substr($key, 5); + $type_uri = $value; + + $alias = $aliases->addAlias($type_uri, $alias); + + if ($alias === null) { + return new Auth_OpenID_AX_Error( + sprintf("Could not add alias %s for URI %s", + $alias, $type_uri) + ); + } + + $count_s = Auth_OpenID::arrayGet($ax_args, 'count.' . $alias); + if ($count_s) { + $count = Auth_OpenID::intval($count_s); + if (($count === false) && + ($count_s === Auth_OpenID_AX_UNLIMITED_VALUES)) { + $count = $count_s; + } + } else { + $count = 1; + } + + if ($count === false) { + return new Auth_OpenID_AX_Error( + sprintf("Integer value expected for %s, got %s", + 'count.' . $alias, $count_s)); + } + + $attrinfo = Auth_OpenID_AX_AttrInfo::make($type_uri, $count, + false, $alias); + + if (Auth_OpenID_AX::isError($attrinfo)) { + return $attrinfo; + } + + $this->add($attrinfo); + } + } + + $required = Auth_OpenID_AX_toTypeURIs($aliases, + Auth_OpenID::arrayGet($ax_args, 'required')); + + foreach ($required as $type_uri) { + $attrib = $this->requested_attributes[$type_uri]; + $attrib->required = true; + } + + $if_available = Auth_OpenID_AX_toTypeURIs($aliases, + Auth_OpenID::arrayGet($ax_args, 'if_available')); + + $all_type_uris = array_merge($required, $if_available); + + foreach ($aliases->iterNamespaceURIs() as $type_uri) { + if (!in_array($type_uri, $all_type_uris)) { + return new Auth_OpenID_AX_Error( + sprintf('Type URI %s was in the request but not ' . + 'present in "required" or "if_available"', + $type_uri)); + + } + } + + $this->update_url = Auth_OpenID::arrayGet($ax_args, 'update_url'); + + return true; + } + + /** + * Iterate over the AttrInfo objects that are contained in this + * fetch_request. + */ + function iterAttrs() + { + return array_values($this->requested_attributes); + } + + function iterTypes() + { + return array_keys($this->requested_attributes); + } + + /** + * Is the given type URI present in this fetch_request? + */ + function contains($type_uri) + { + return in_array($type_uri, $this->iterTypes()); + } +} + +/** + * An abstract class that implements a message that has attribute keys + * and values. It contains the common code between fetch_response and + * store_request. + * + * @package OpenID + */ +class Auth_OpenID_AX_KeyValueMessage extends Auth_OpenID_AX_Message { + + function Auth_OpenID_AX_KeyValueMessage() + { + $this->data = array(); + } + + /** + * Add a single value for the given attribute type to the + * message. If there are already values specified for this type, + * this value will be sent in addition to the values already + * specified. + * + * @param type_uri: The URI for the attribute + * @param value: The value to add to the response to the relying + * party for this attribute + * @return null + */ + function addValue($type_uri, $value) + { + if (!array_key_exists($type_uri, $this->data)) { + $this->data[$type_uri] = array(); + } + + $values =& $this->data[$type_uri]; + $values[] = $value; + } + + /** + * Set the values for the given attribute type. This replaces any + * values that have already been set for this attribute. + * + * @param type_uri: The URI for the attribute + * @param values: A list of values to send for this attribute. + */ + function setValues($type_uri, &$values) + { + $this->data[$type_uri] =& $values; + } + + /** + * Get the extension arguments for the key/value pairs contained + * in this message. + * + * @param aliases: An alias mapping. Set to None if you don't care + * about the aliases for this request. + * + * @access private + */ + function _getExtensionKVArgs($aliases) + { + if ($aliases === null) { + $aliases = new Auth_OpenID_NamespaceMap(); + } + + $ax_args = array(); + + foreach ($this->data as $type_uri => $values) { + $alias = $aliases->add($type_uri); + + $ax_args['type.' . $alias] = $type_uri; + $ax_args['count.' . $alias] = strval(count($values)); + + foreach ($values as $i => $value) { + $key = sprintf('value.%s.%d', $alias, $i + 1); + $ax_args[$key] = $value; + } + } + + return $ax_args; + } + + /** + * Parse attribute exchange key/value arguments into this object. + * + * @param ax_args: The attribute exchange fetch_response + * arguments, with namespacing removed. + * + * @return Auth_OpenID_AX_Error or true + */ + function parseExtensionArgs($ax_args) + { + $result = $this->_checkMode($ax_args); + if (Auth_OpenID_AX::isError($result)) { + return $result; + } + + $aliases = new Auth_OpenID_NamespaceMap(); + + foreach ($ax_args as $key => $value) { + if (strpos($key, 'type.') === 0) { + $type_uri = $value; + $alias = substr($key, 5); + + $result = Auth_OpenID_AX_checkAlias($alias); + + if (Auth_OpenID_AX::isError($result)) { + return $result; + } + + $alias = $aliases->addAlias($type_uri, $alias); + + if ($alias === null) { + return new Auth_OpenID_AX_Error( + sprintf("Could not add alias %s for URI %s", + $alias, $type_uri) + ); + } + } + } + + foreach ($aliases->iteritems() as $pair) { + list($type_uri, $alias) = $pair; + + if (array_key_exists('count.' . $alias, $ax_args) && ($ax_args['count.' . $alias] !== Auth_OpenID_AX_UNLIMITED_VALUES)) { + + $count_key = 'count.' . $alias; + $count_s = $ax_args[$count_key]; + + $count = Auth_OpenID::intval($count_s); + + if ($count === false) { + return new Auth_OpenID_AX_Error( + sprintf("Integer value expected for %s, got %s", + 'count. %s' . $alias, $count_s, + Auth_OpenID_AX_UNLIMITED_VALUES) + ); + } + + $values = array(); + for ($i = 1; $i < $count + 1; $i++) { + $value_key = sprintf('value.%s.%d', $alias, $i); + + if (!array_key_exists($value_key, $ax_args)) { + return new Auth_OpenID_AX_Error( + sprintf( + "No value found for key %s", + $value_key)); + } + + $value = $ax_args[$value_key]; + $values[] = $value; + } + } else { + $key = 'value.' . $alias; + + if (!array_key_exists($key, $ax_args)) { + return new Auth_OpenID_AX_Error( + sprintf( + "No value found for key %s", + $key)); + } + + $value = $ax_args['value.' . $alias]; + + if ($value == '') { + $values = array(); + } else { + $values = array($value); + } + } + + $this->data[$type_uri] = $values; + } + + return true; + } + + /** + * Get a single value for an attribute. If no value was sent for + * this attribute, use the supplied default. If there is more than + * one value for this attribute, this method will fail. + * + * @param type_uri: The URI for the attribute + * @param default: The value to return if the attribute was not + * sent in the fetch_response. + * + * @return $value Auth_OpenID_AX_Error on failure or the value of + * the attribute in the fetch_response message, or the default + * supplied + */ + function getSingle($type_uri, $default=null) + { + $values = Auth_OpenID::arrayGet($this->data, $type_uri); + if (!$values) { + return $default; + } else if (count($values) == 1) { + return $values[0]; + } else { + return new Auth_OpenID_AX_Error( + sprintf('More than one value present for %s', + $type_uri) + ); + } + } + + /** + * Get the list of values for this attribute in the + * fetch_response. + * + * XXX: what to do if the values are not present? default + * parameter? this is funny because it's always supposed to return + * a list, so the default may break that, though it's provided by + * the user's code, so it might be okay. If no default is + * supplied, should the return be None or []? + * + * @param type_uri: The URI of the attribute + * + * @return $values The list of values for this attribute in the + * response. May be an empty list. If the attribute was not sent + * in the response, returns Auth_OpenID_AX_Error. + */ + function get($type_uri) + { + if (array_key_exists($type_uri, $this->data)) { + return $this->data[$type_uri]; + } else { + return new Auth_OpenID_AX_Error( + sprintf("Type URI %s not found in response", + $type_uri) + ); + } + } + + /** + * Get the number of responses for a particular attribute in this + * fetch_response message. + * + * @param type_uri: The URI of the attribute + * + * @returns int The number of values sent for this attribute. If + * the attribute was not sent in the response, returns + * Auth_OpenID_AX_Error. + */ + function count($type_uri) + { + if (array_key_exists($type_uri, $this->data)) { + return count($this->get($type_uri)); + } else { + return new Auth_OpenID_AX_Error( + sprintf("Type URI %s not found in response", + $type_uri) + ); + } + } +} + +/** + * A fetch_response attribute exchange message. + * + * @package OpenID + */ +class Auth_OpenID_AX_FetchResponse extends Auth_OpenID_AX_KeyValueMessage { + var $mode = 'fetch_response'; + + function Auth_OpenID_AX_FetchResponse($update_url=null) + { + $this->Auth_OpenID_AX_KeyValueMessage(); + $this->update_url = $update_url; + } + + /** + * Serialize this object into arguments in the attribute exchange + * namespace + * + * @return $args The dictionary of unqualified attribute exchange + * arguments that represent this fetch_response, or + * Auth_OpenID_AX_Error on error. + */ + function getExtensionArgs($request=null) + { + $aliases = new Auth_OpenID_NamespaceMap(); + + $zero_value_types = array(); + + if ($request !== null) { + // Validate the data in the context of the request (the + // same attributes should be present in each, and the + // counts in the response must be no more than the counts + // in the request) + + foreach ($this->data as $type_uri => $unused) { + if (!$request->contains($type_uri)) { + return new Auth_OpenID_AX_Error( + sprintf("Response attribute not present in request: %s", + $type_uri) + ); + } + } + + foreach ($request->iterAttrs() as $attr_info) { + // Copy the aliases from the request so that reading + // the response in light of the request is easier + if ($attr_info->alias === null) { + $aliases->add($attr_info->type_uri); + } else { + $alias = $aliases->addAlias($attr_info->type_uri, + $attr_info->alias); + + if ($alias === null) { + return new Auth_OpenID_AX_Error( + sprintf("Could not add alias %s for URI %s", + $attr_info->alias, $attr_info->type_uri) + ); + } + } + + if (array_key_exists($attr_info->type_uri, $this->data)) { + $values = $this->data[$attr_info->type_uri]; + } else { + $values = array(); + $zero_value_types[] = $attr_info; + } + + if (($attr_info->count != Auth_OpenID_AX_UNLIMITED_VALUES) && + ($attr_info->count < count($values))) { + return new Auth_OpenID_AX_Error( + sprintf("More than the number of requested values " . + "were specified for %s", + $attr_info->type_uri) + ); + } + } + } + + $kv_args = $this->_getExtensionKVArgs($aliases); + + // Add the KV args into the response with the args that are + // unique to the fetch_response + $ax_args = $this->_newArgs(); + + // For each requested attribute, put its type/alias and count + // into the response even if no data were returned. + foreach ($zero_value_types as $attr_info) { + $alias = $aliases->getAlias($attr_info->type_uri); + $kv_args['type.' . $alias] = $attr_info->type_uri; + $kv_args['count.' . $alias] = '0'; + } + + $update_url = null; + if ($request) { + $update_url = $request->update_url; + } else { + $update_url = $this->update_url; + } + + if ($update_url) { + $ax_args['update_url'] = $update_url; + } + + Auth_OpenID::update($ax_args, $kv_args); + + return $ax_args; + } + + /** + * @return $result Auth_OpenID_AX_Error on failure or true on + * success. + */ + function parseExtensionArgs($ax_args) + { + $result = parent::parseExtensionArgs($ax_args); + + if (Auth_OpenID_AX::isError($result)) { + return $result; + } + + $this->update_url = Auth_OpenID::arrayGet($ax_args, 'update_url'); + + return true; + } + + /** + * Construct a FetchResponse object from an OpenID library + * SuccessResponse object. + * + * @param success_response: A successful id_res response object + * + * @param signed: Whether non-signed args should be processsed. If + * True (the default), only signed arguments will be processsed. + * + * @return $response A FetchResponse containing the data from the + * OpenID message + */ + static function fromSuccessResponse($success_response, $signed=true) + { + $obj = new Auth_OpenID_AX_FetchResponse(); + if ($signed) { + $ax_args = $success_response->getSignedNS($obj->ns_uri); + } else { + $ax_args = $success_response->message->getArgs($obj->ns_uri); + } + if ($ax_args === null || Auth_OpenID::isFailure($ax_args) || + sizeof($ax_args) == 0) { + return null; + } + + $result = $obj->parseExtensionArgs($ax_args); + if (Auth_OpenID_AX::isError($result)) { + #XXX log me + return null; + } + return $obj; + } +} + +/** + * A store request attribute exchange message representation. + * + * @package OpenID + */ +class Auth_OpenID_AX_StoreRequest extends Auth_OpenID_AX_KeyValueMessage { + var $mode = 'store_request'; + + /** + * @param array $aliases The namespace aliases to use when making + * this store response. Leave as None to use defaults. + */ + function getExtensionArgs($aliases=null) + { + $ax_args = $this->_newArgs(); + $kv_args = $this->_getExtensionKVArgs($aliases); + Auth_OpenID::update($ax_args, $kv_args); + return $ax_args; + } +} + +/** + * An indication that the store request was processed along with this + * OpenID transaction. Use make(), NOT the constructor, to create + * response objects. + * + * @package OpenID + */ +class Auth_OpenID_AX_StoreResponse extends Auth_OpenID_AX_Message { + var $SUCCESS_MODE = 'store_response_success'; + var $FAILURE_MODE = 'store_response_failure'; + + /** + * Returns Auth_OpenID_AX_Error on error or an + * Auth_OpenID_AX_StoreResponse object on success. + */ + function make($succeeded=true, $error_message=null) + { + if (($succeeded) && ($error_message !== null)) { + return new Auth_OpenID_AX_Error('An error message may only be '. + 'included in a failing fetch response'); + } + + return new Auth_OpenID_AX_StoreResponse($succeeded, $error_message); + } + + function Auth_OpenID_AX_StoreResponse($succeeded=true, $error_message=null) + { + if ($succeeded) { + $this->mode = $this->SUCCESS_MODE; + } else { + $this->mode = $this->FAILURE_MODE; + } + + $this->error_message = $error_message; + } + + /** + * Was this response a success response? + */ + function succeeded() + { + return $this->mode == $this->SUCCESS_MODE; + } + + function getExtensionArgs() + { + $ax_args = $this->_newArgs(); + if ((!$this->succeeded()) && $this->error_message) { + $ax_args['error'] = $this->error_message; + } + + return $ax_args; + } +} + diff --git a/models/Auth/OpenID/Association.php b/models/Auth/OpenID/Association.php new file mode 100644 index 000000000..d1ac1ed9b --- /dev/null +++ b/models/Auth/OpenID/Association.php @@ -0,0 +1,610 @@ + + * @copyright 2005-2008 Janrain, Inc. + * @license http://www.apache.org/licenses/LICENSE-2.0 Apache + */ + +/** + * @access private + */ +require_once 'Auth/OpenID/CryptUtil.php'; + +/** + * @access private + */ +require_once 'Auth/OpenID/KVForm.php'; + +/** + * @access private + */ +require_once 'Auth/OpenID/HMAC.php'; + +/** + * This class represents an association between a server and a + * consumer. In general, users of this library will never see + * instances of this object. The only exception is if you implement a + * custom {@link Auth_OpenID_OpenIDStore}. + * + * If you do implement such a store, it will need to store the values + * of the handle, secret, issued, lifetime, and assoc_type instance + * variables. + * + * @package OpenID + */ +class Auth_OpenID_Association { + + /** + * This is a HMAC-SHA1 specific value. + * + * @access private + */ + var $SIG_LENGTH = 20; + + /** + * The ordering and name of keys as stored by serialize. + * + * @access private + */ + var $assoc_keys = array( + 'version', + 'handle', + 'secret', + 'issued', + 'lifetime', + 'assoc_type' + ); + + var $_macs = array( + 'HMAC-SHA1' => 'Auth_OpenID_HMACSHA1', + 'HMAC-SHA256' => 'Auth_OpenID_HMACSHA256' + ); + + /** + * This is an alternate constructor (factory method) used by the + * OpenID consumer library to create associations. OpenID store + * implementations shouldn't use this constructor. + * + * @access private + * + * @param integer $expires_in This is the amount of time this + * association is good for, measured in seconds since the + * association was issued. + * + * @param string $handle This is the handle the server gave this + * association. + * + * @param string secret This is the shared secret the server + * generated for this association. + * + * @param assoc_type This is the type of association this + * instance represents. The only valid values of this field at + * this time is 'HMAC-SHA1' and 'HMAC-SHA256', but new types may + * be defined in the future. + * + * @return association An {@link Auth_OpenID_Association} + * instance. + */ + static function fromExpiresIn($expires_in, $handle, $secret, $assoc_type) + { + $issued = time(); + $lifetime = $expires_in; + return new Auth_OpenID_Association($handle, $secret, + $issued, $lifetime, $assoc_type); + } + + /** + * This is the standard constructor for creating an association. + * The library should create all of the necessary associations, so + * this constructor is not part of the external API. + * + * @access private + * + * @param string $handle This is the handle the server gave this + * association. + * + * @param string $secret This is the shared secret the server + * generated for this association. + * + * @param integer $issued This is the time this association was + * issued, in seconds since 00:00 GMT, January 1, 1970. (ie, a + * unix timestamp) + * + * @param integer $lifetime This is the amount of time this + * association is good for, measured in seconds since the + * association was issued. + * + * @param string $assoc_type This is the type of association this + * instance represents. The only valid values of this field at + * this time is 'HMAC-SHA1' and 'HMAC-SHA256', but new types may + * be defined in the future. + */ + function Auth_OpenID_Association( + $handle, $secret, $issued, $lifetime, $assoc_type) + { + if (!in_array($assoc_type, + Auth_OpenID_getSupportedAssociationTypes(), true)) { + $fmt = 'Unsupported association type (%s)'; + trigger_error(sprintf($fmt, $assoc_type), E_USER_ERROR); + } + + $this->handle = $handle; + $this->secret = $secret; + $this->issued = $issued; + $this->lifetime = $lifetime; + $this->assoc_type = $assoc_type; + } + + /** + * This returns the number of seconds this association is still + * valid for, or 0 if the association is no longer valid. + * + * @return integer $seconds The number of seconds this association + * is still valid for, or 0 if the association is no longer valid. + */ + function getExpiresIn($now = null) + { + if ($now == null) { + $now = time(); + } + + return max(0, $this->issued + $this->lifetime - $now); + } + + /** + * This checks to see if two {@link Auth_OpenID_Association} + * instances represent the same association. + * + * @return bool $result true if the two instances represent the + * same association, false otherwise. + */ + function equal($other) + { + return ((gettype($this) == gettype($other)) + && ($this->handle == $other->handle) + && ($this->secret == $other->secret) + && ($this->issued == $other->issued) + && ($this->lifetime == $other->lifetime) + && ($this->assoc_type == $other->assoc_type)); + } + + /** + * Convert an association to KV form. + * + * @return string $result String in KV form suitable for + * deserialization by deserialize. + */ + function serialize() + { + $data = array( + 'version' => '2', + 'handle' => $this->handle, + 'secret' => base64_encode($this->secret), + 'issued' => strval(intval($this->issued)), + 'lifetime' => strval(intval($this->lifetime)), + 'assoc_type' => $this->assoc_type + ); + + assert(array_keys($data) == $this->assoc_keys); + + return Auth_OpenID_KVForm::fromArray($data, $strict = true); + } + + /** + * Parse an association as stored by serialize(). This is the + * inverse of serialize. + * + * @param string $assoc_s Association as serialized by serialize() + * @return Auth_OpenID_Association $result instance of this class + */ + static function deserialize($class_name, $assoc_s) + { + $pairs = Auth_OpenID_KVForm::toArray($assoc_s, $strict = true); + $keys = array(); + $values = array(); + foreach ($pairs as $key => $value) { + if (is_array($value)) { + list($key, $value) = $value; + } + $keys[] = $key; + $values[] = $value; + } + + $class_vars = get_class_vars($class_name); + $class_assoc_keys = $class_vars['assoc_keys']; + + sort($keys); + sort($class_assoc_keys); + + if ($keys != $class_assoc_keys) { + trigger_error('Unexpected key values: ' . var_export($keys, true), + E_USER_WARNING); + return null; + } + + $version = $pairs['version']; + $handle = $pairs['handle']; + $secret = $pairs['secret']; + $issued = $pairs['issued']; + $lifetime = $pairs['lifetime']; + $assoc_type = $pairs['assoc_type']; + + if ($version != '2') { + trigger_error('Unknown version: ' . $version, E_USER_WARNING); + return null; + } + + $issued = intval($issued); + $lifetime = intval($lifetime); + $secret = base64_decode($secret); + + return new $class_name( + $handle, $secret, $issued, $lifetime, $assoc_type); + } + + /** + * Generate a signature for a sequence of (key, value) pairs + * + * @access private + * @param array $pairs The pairs to sign, in order. This is an + * array of two-tuples. + * @return string $signature The binary signature of this sequence + * of pairs + */ + function sign($pairs) + { + $kv = Auth_OpenID_KVForm::fromArray($pairs); + + /* Invalid association types should be caught at constructor */ + $callback = $this->_macs[$this->assoc_type]; + + return call_user_func_array($callback, array($this->secret, $kv)); + } + + /** + * Generate a signature for some fields in a dictionary + * + * @access private + * @param array $fields The fields to sign, in order; this is an + * array of strings. + * @param array $data Dictionary of values to sign (an array of + * string => string pairs). + * @return string $signature The signature, base64 encoded + */ + function signMessage($message) + { + if ($message->hasKey(Auth_OpenID_OPENID_NS, 'sig') || + $message->hasKey(Auth_OpenID_OPENID_NS, 'signed')) { + // Already has a sig + return null; + } + + $extant_handle = $message->getArg(Auth_OpenID_OPENID_NS, + 'assoc_handle'); + + if ($extant_handle && ($extant_handle != $this->handle)) { + // raise ValueError("Message has a different association handle") + return null; + } + + $signed_message = $message; + $signed_message->setArg(Auth_OpenID_OPENID_NS, 'assoc_handle', + $this->handle); + + $message_keys = array_keys($signed_message->toPostArgs()); + $signed_list = array(); + $signed_prefix = 'openid.'; + + foreach ($message_keys as $k) { + if (strpos($k, $signed_prefix) === 0) { + $signed_list[] = substr($k, strlen($signed_prefix)); + } + } + + $signed_list[] = 'signed'; + sort($signed_list); + + $signed_message->setArg(Auth_OpenID_OPENID_NS, 'signed', + implode(',', $signed_list)); + $sig = $this->getMessageSignature($signed_message); + $signed_message->setArg(Auth_OpenID_OPENID_NS, 'sig', $sig); + return $signed_message; + } + + /** + * Given a {@link Auth_OpenID_Message}, return the key/value pairs + * to be signed according to the signed list in the message. If + * the message lacks a signed list, return null. + * + * @access private + */ + function _makePairs($message) + { + $signed = $message->getArg(Auth_OpenID_OPENID_NS, 'signed'); + if (!$signed || Auth_OpenID::isFailure($signed)) { + // raise ValueError('Message has no signed list: %s' % (message,)) + return null; + } + + $signed_list = explode(',', $signed); + $pairs = array(); + $data = $message->toPostArgs(); + foreach ($signed_list as $field) { + $pairs[] = array($field, Auth_OpenID::arrayGet($data, + 'openid.' . + $field, '')); + } + return $pairs; + } + + /** + * Given an {@link Auth_OpenID_Message}, return the signature for + * the signed list in the message. + * + * @access private + */ + function getMessageSignature($message) + { + $pairs = $this->_makePairs($message); + return base64_encode($this->sign($pairs)); + } + + /** + * Confirm that the signature of these fields matches the + * signature contained in the data. + * + * @access private + */ + function checkMessageSignature($message) + { + $sig = $message->getArg(Auth_OpenID_OPENID_NS, + 'sig'); + + if (!$sig || Auth_OpenID::isFailure($sig)) { + return false; + } + + $calculated_sig = $this->getMessageSignature($message); + return $calculated_sig == $sig; + } +} + +function Auth_OpenID_getSecretSize($assoc_type) +{ + if ($assoc_type == 'HMAC-SHA1') { + return 20; + } else if ($assoc_type == 'HMAC-SHA256') { + return 32; + } else { + return null; + } +} + +function Auth_OpenID_getAllAssociationTypes() +{ + return array('HMAC-SHA1', 'HMAC-SHA256'); +} + +function Auth_OpenID_getSupportedAssociationTypes() +{ + $a = array('HMAC-SHA1'); + + if (Auth_OpenID_HMACSHA256_SUPPORTED) { + $a[] = 'HMAC-SHA256'; + } + + return $a; +} + +function Auth_OpenID_getSessionTypes($assoc_type) +{ + $assoc_to_session = array( + 'HMAC-SHA1' => array('DH-SHA1', 'no-encryption')); + + if (Auth_OpenID_HMACSHA256_SUPPORTED) { + $assoc_to_session['HMAC-SHA256'] = + array('DH-SHA256', 'no-encryption'); + } + + return Auth_OpenID::arrayGet($assoc_to_session, $assoc_type, array()); +} + +function Auth_OpenID_checkSessionType($assoc_type, $session_type) +{ + if (!in_array($session_type, + Auth_OpenID_getSessionTypes($assoc_type))) { + return false; + } + + return true; +} + +function Auth_OpenID_getDefaultAssociationOrder() +{ + $order = array(); + + if (!Auth_OpenID_noMathSupport()) { + $order[] = array('HMAC-SHA1', 'DH-SHA1'); + + if (Auth_OpenID_HMACSHA256_SUPPORTED) { + $order[] = array('HMAC-SHA256', 'DH-SHA256'); + } + } + + $order[] = array('HMAC-SHA1', 'no-encryption'); + + if (Auth_OpenID_HMACSHA256_SUPPORTED) { + $order[] = array('HMAC-SHA256', 'no-encryption'); + } + + return $order; +} + +function Auth_OpenID_getOnlyEncryptedOrder() +{ + $result = array(); + + foreach (Auth_OpenID_getDefaultAssociationOrder() as $pair) { + list($assoc, $session) = $pair; + + if ($session != 'no-encryption') { + if (Auth_OpenID_HMACSHA256_SUPPORTED && + ($assoc == 'HMAC-SHA256')) { + $result[] = $pair; + } else if ($assoc != 'HMAC-SHA256') { + $result[] = $pair; + } + } + } + + return $result; +} + +function Auth_OpenID_getDefaultNegotiator() +{ + return new Auth_OpenID_SessionNegotiator( + Auth_OpenID_getDefaultAssociationOrder()); +} + +function Auth_OpenID_getEncryptedNegotiator() +{ + return new Auth_OpenID_SessionNegotiator( + Auth_OpenID_getOnlyEncryptedOrder()); +} + +/** + * A session negotiator controls the allowed and preferred association + * types and association session types. Both the {@link + * Auth_OpenID_Consumer} and {@link Auth_OpenID_Server} use + * negotiators when creating associations. + * + * You can create and use negotiators if you: + + * - Do not want to do Diffie-Hellman key exchange because you use + * transport-layer encryption (e.g. SSL) + * + * - Want to use only SHA-256 associations + * + * - Do not want to support plain-text associations over a non-secure + * channel + * + * It is up to you to set a policy for what kinds of associations to + * accept. By default, the library will make any kind of association + * that is allowed in the OpenID 2.0 specification. + * + * Use of negotiators in the library + * ================================= + * + * When a consumer makes an association request, it calls {@link + * getAllowedType} to get the preferred association type and + * association session type. + * + * The server gets a request for a particular association/session type + * and calls {@link isAllowed} to determine if it should create an + * association. If it is supported, negotiation is complete. If it is + * not, the server calls {@link getAllowedType} to get an allowed + * association type to return to the consumer. + * + * If the consumer gets an error response indicating that the + * requested association/session type is not supported by the server + * that contains an assocation/session type to try, it calls {@link + * isAllowed} to determine if it should try again with the given + * combination of association/session type. + * + * @package OpenID + */ +class Auth_OpenID_SessionNegotiator { + function Auth_OpenID_SessionNegotiator($allowed_types) + { + $this->allowed_types = array(); + $this->setAllowedTypes($allowed_types); + } + + /** + * Set the allowed association types, checking to make sure each + * combination is valid. + * + * @access private + */ + function setAllowedTypes($allowed_types) + { + foreach ($allowed_types as $pair) { + list($assoc_type, $session_type) = $pair; + if (!Auth_OpenID_checkSessionType($assoc_type, $session_type)) { + return false; + } + } + + $this->allowed_types = $allowed_types; + return true; + } + + /** + * Add an association type and session type to the allowed types + * list. The assocation/session pairs are tried in the order that + * they are added. + * + * @access private + */ + function addAllowedType($assoc_type, $session_type = null) + { + if ($this->allowed_types === null) { + $this->allowed_types = array(); + } + + if ($session_type === null) { + $available = Auth_OpenID_getSessionTypes($assoc_type); + + if (!$available) { + return false; + } + + foreach ($available as $session_type) { + $this->addAllowedType($assoc_type, $session_type); + } + } else { + if (Auth_OpenID_checkSessionType($assoc_type, $session_type)) { + $this->allowed_types[] = array($assoc_type, $session_type); + } else { + return false; + } + } + + return true; + } + + // Is this combination of association type and session type allowed? + function isAllowed($assoc_type, $session_type) + { + $assoc_good = in_array(array($assoc_type, $session_type), + $this->allowed_types); + + $matches = in_array($session_type, + Auth_OpenID_getSessionTypes($assoc_type)); + + return ($assoc_good && $matches); + } + + /** + * Get a pair of assocation type and session type that are + * supported. + */ + function getAllowedType() + { + if (!$this->allowed_types) { + return array(null, null); + } + + return $this->allowed_types[0]; + } +} + diff --git a/models/Auth/OpenID/BigMath.php b/models/Auth/OpenID/BigMath.php new file mode 100644 index 000000000..7fca2dc43 --- /dev/null +++ b/models/Auth/OpenID/BigMath.php @@ -0,0 +1,452 @@ + + * @copyright 2005-2008 Janrain, Inc. + * @license http://www.apache.org/licenses/LICENSE-2.0 Apache + */ + +/** + * Needed for random number generation + */ +require_once 'Auth/OpenID/CryptUtil.php'; + +/** + * Need Auth_OpenID::bytes(). + */ +require_once 'Auth/OpenID.php'; + +/** + * The superclass of all big-integer math implementations + * @access private + * @package OpenID + */ +class Auth_OpenID_MathLibrary { + /** + * Given a long integer, returns the number converted to a binary + * string. This function accepts long integer values of arbitrary + * magnitude and uses the local large-number math library when + * available. + * + * @param integer $long The long number (can be a normal PHP + * integer or a number created by one of the available long number + * libraries) + * @return string $binary The binary version of $long + */ + function longToBinary($long) + { + $cmp = $this->cmp($long, 0); + if ($cmp < 0) { + $msg = __FUNCTION__ . " takes only positive integers."; + trigger_error($msg, E_USER_ERROR); + return null; + } + + if ($cmp == 0) { + return "\x00"; + } + + $bytes = array(); + + while ($this->cmp($long, 0) > 0) { + array_unshift($bytes, $this->mod($long, 256)); + $long = $this->div($long, pow(2, 8)); + } + + if ($bytes && ($bytes[0] > 127)) { + array_unshift($bytes, 0); + } + + $string = ''; + foreach ($bytes as $byte) { + $string .= pack('C', $byte); + } + + return $string; + } + + /** + * Given a binary string, returns the binary string converted to a + * long number. + * + * @param string $binary The binary version of a long number, + * probably as a result of calling longToBinary + * @return integer $long The long number equivalent of the binary + * string $str + */ + function binaryToLong($str) + { + if ($str === null) { + return null; + } + + // Use array_merge to return a zero-indexed array instead of a + // one-indexed array. + $bytes = array_merge(unpack('C*', $str)); + + $n = $this->init(0); + + if ($bytes && ($bytes[0] > 127)) { + trigger_error("bytesToNum works only for positive integers.", + E_USER_WARNING); + return null; + } + + foreach ($bytes as $byte) { + $n = $this->mul($n, pow(2, 8)); + $n = $this->add($n, $byte); + } + + return $n; + } + + function base64ToLong($str) + { + $b64 = base64_decode($str); + + if ($b64 === false) { + return false; + } + + return $this->binaryToLong($b64); + } + + function longToBase64($str) + { + return base64_encode($this->longToBinary($str)); + } + + /** + * Returns a random number in the specified range. This function + * accepts $start, $stop, and $step values of arbitrary magnitude + * and will utilize the local large-number math library when + * available. + * + * @param integer $start The start of the range, or the minimum + * random number to return + * @param integer $stop The end of the range, or the maximum + * random number to return + * @param integer $step The step size, such that $result - ($step + * * N) = $start for some N + * @return integer $result The resulting randomly-generated number + */ + function rand($stop) + { + static $duplicate_cache = array(); + + // Used as the key for the duplicate cache + $rbytes = $this->longToBinary($stop); + + if (array_key_exists($rbytes, $duplicate_cache)) { + list($duplicate, $nbytes) = $duplicate_cache[$rbytes]; + } else { + if ($rbytes[0] == "\x00") { + $nbytes = Auth_OpenID::bytes($rbytes) - 1; + } else { + $nbytes = Auth_OpenID::bytes($rbytes); + } + + $mxrand = $this->pow(256, $nbytes); + + // If we get a number less than this, then it is in the + // duplicated range. + $duplicate = $this->mod($mxrand, $stop); + + if (count($duplicate_cache) > 10) { + $duplicate_cache = array(); + } + + $duplicate_cache[$rbytes] = array($duplicate, $nbytes); + } + + do { + $bytes = "\x00" . Auth_OpenID_CryptUtil::getBytes($nbytes); + $n = $this->binaryToLong($bytes); + // Keep looping if this value is in the low duplicated range + } while ($this->cmp($n, $duplicate) < 0); + + return $this->mod($n, $stop); + } +} + +/** + * Exposes BCmath math library functionality. + * + * {@link Auth_OpenID_BcMathWrapper} wraps the functionality provided + * by the BCMath extension. + * + * @access private + * @package OpenID + */ +class Auth_OpenID_BcMathWrapper extends Auth_OpenID_MathLibrary{ + var $type = 'bcmath'; + + function add($x, $y) + { + return bcadd($x, $y); + } + + function sub($x, $y) + { + return bcsub($x, $y); + } + + function pow($base, $exponent) + { + return bcpow($base, $exponent); + } + + function cmp($x, $y) + { + return bccomp($x, $y); + } + + function init($number, $base = 10) + { + return $number; + } + + function mod($base, $modulus) + { + return bcmod($base, $modulus); + } + + function mul($x, $y) + { + return bcmul($x, $y); + } + + function div($x, $y) + { + return bcdiv($x, $y); + } + + /** + * Same as bcpowmod when bcpowmod is missing + * + * @access private + */ + function _powmod($base, $exponent, $modulus) + { + $square = $this->mod($base, $modulus); + $result = 1; + while($this->cmp($exponent, 0) > 0) { + if ($this->mod($exponent, 2)) { + $result = $this->mod($this->mul($result, $square), $modulus); + } + $square = $this->mod($this->mul($square, $square), $modulus); + $exponent = $this->div($exponent, 2); + } + return $result; + } + + function powmod($base, $exponent, $modulus) + { + if (function_exists('bcpowmod')) { + return bcpowmod($base, $exponent, $modulus); + } else { + return $this->_powmod($base, $exponent, $modulus); + } + } + + function toString($num) + { + return $num; + } +} + +/** + * Exposes GMP math library functionality. + * + * {@link Auth_OpenID_GmpMathWrapper} wraps the functionality provided + * by the GMP extension. + * + * @access private + * @package OpenID + */ +class Auth_OpenID_GmpMathWrapper extends Auth_OpenID_MathLibrary{ + var $type = 'gmp'; + + function add($x, $y) + { + return gmp_add($x, $y); + } + + function sub($x, $y) + { + return gmp_sub($x, $y); + } + + function pow($base, $exponent) + { + return gmp_pow($base, $exponent); + } + + function cmp($x, $y) + { + return gmp_cmp($x, $y); + } + + function init($number, $base = 10) + { + return gmp_init($number, $base); + } + + function mod($base, $modulus) + { + return gmp_mod($base, $modulus); + } + + function mul($x, $y) + { + return gmp_mul($x, $y); + } + + function div($x, $y) + { + return gmp_div_q($x, $y); + } + + function powmod($base, $exponent, $modulus) + { + return gmp_powm($base, $exponent, $modulus); + } + + function toString($num) + { + return gmp_strval($num); + } +} + +/** + * Define the supported extensions. An extension array has keys + * 'modules', 'extension', and 'class'. 'modules' is an array of PHP + * module names which the loading code will attempt to load. These + * values will be suffixed with a library file extension (e.g. ".so"). + * 'extension' is the name of a PHP extension which will be tested + * before 'modules' are loaded. 'class' is the string name of a + * {@link Auth_OpenID_MathWrapper} subclass which should be + * instantiated if a given extension is present. + * + * You can define new math library implementations and add them to + * this array. + */ +function Auth_OpenID_math_extensions() +{ + $result = array(); + + if (!defined('Auth_OpenID_BUGGY_GMP')) { + $result[] = + array('modules' => array('gmp', 'php_gmp'), + 'extension' => 'gmp', + 'class' => 'Auth_OpenID_GmpMathWrapper'); + } + + $result[] = array('modules' => array('bcmath', 'php_bcmath'), + 'extension' => 'bcmath', + 'class' => 'Auth_OpenID_BcMathWrapper'); + + return $result; +} + +/** + * Detect which (if any) math library is available + */ +function Auth_OpenID_detectMathLibrary($exts) +{ + $loaded = false; + + $hasDl = function_exists('dl'); + foreach ($exts as $extension) { + if (extension_loaded($extension['extension'])) { + return $extension; + } + } + + return false; +} + +/** + * {@link Auth_OpenID_getMathLib} checks for the presence of long + * number extension modules and returns an instance of + * {@link Auth_OpenID_MathWrapper} which exposes the module's + * functionality. + * + * Checks for the existence of an extension module described by the + * result of {@link Auth_OpenID_math_extensions()} and returns an + * instance of a wrapper for that extension module. If no extension + * module is found, an instance of {@link Auth_OpenID_MathWrapper} is + * returned, which wraps the native PHP integer implementation. The + * proper calling convention for this method is $lib = + * Auth_OpenID_getMathLib(). + * + * This function checks for the existence of specific long number + * implementations in the following order: GMP followed by BCmath. + * + * @return Auth_OpenID_MathWrapper $instance An instance of + * {@link Auth_OpenID_MathWrapper} or one of its subclasses + * + * @package OpenID + */ +function Auth_OpenID_getMathLib() +{ + // The instance of Auth_OpenID_MathWrapper that we choose to + // supply will be stored here, so that subseqent calls to this + // method will return a reference to the same object. + static $lib = null; + + if (isset($lib)) { + return $lib; + } + + if (Auth_OpenID_noMathSupport()) { + $null = null; + return $null; + } + + // If this method has not been called before, look at + // Auth_OpenID_math_extensions and try to find an extension that + // works. + $ext = Auth_OpenID_detectMathLibrary(Auth_OpenID_math_extensions()); + if ($ext === false) { + $tried = array(); + foreach (Auth_OpenID_math_extensions() as $extinfo) { + $tried[] = $extinfo['extension']; + } + $triedstr = implode(", ", $tried); + + Auth_OpenID_setNoMathSupport(); + + $result = null; + return $result; + } + + // Instantiate a new wrapper + $class = $ext['class']; + $lib = new $class(); + + return $lib; +} + +function Auth_OpenID_setNoMathSupport() +{ + if (!defined('Auth_OpenID_NO_MATH_SUPPORT')) { + define('Auth_OpenID_NO_MATH_SUPPORT', true); + } +} + +function Auth_OpenID_noMathSupport() +{ + return defined('Auth_OpenID_NO_MATH_SUPPORT'); +} + + diff --git a/models/Auth/OpenID/Consumer.php b/models/Auth/OpenID/Consumer.php new file mode 100644 index 000000000..021c03898 --- /dev/null +++ b/models/Auth/OpenID/Consumer.php @@ -0,0 +1,2230 @@ + + * @copyright 2005-2008 Janrain, Inc. + * @license http://www.apache.org/licenses/LICENSE-2.0 Apache + */ + +/** + * Require utility classes and functions for the consumer. + */ +require_once "Auth/OpenID.php"; +require_once "Auth/OpenID/Message.php"; +require_once "Auth/OpenID/HMAC.php"; +require_once "Auth/OpenID/Association.php"; +require_once "Auth/OpenID/CryptUtil.php"; +require_once "Auth/OpenID/DiffieHellman.php"; +require_once "Auth/OpenID/KVForm.php"; +require_once "Auth/OpenID/Nonce.php"; +require_once "Auth/OpenID/Discover.php"; +require_once "Auth/OpenID/URINorm.php"; +require_once "Auth/Yadis/Manager.php"; +require_once "Auth/Yadis/XRI.php"; + +/** + * This is the status code returned when the complete method returns + * successfully. + */ +define('Auth_OpenID_SUCCESS', 'success'); + +/** + * Status to indicate cancellation of OpenID authentication. + */ +define('Auth_OpenID_CANCEL', 'cancel'); + +/** + * This is the status code completeAuth returns when the value it + * received indicated an invalid login. + */ +define('Auth_OpenID_FAILURE', 'failure'); + +/** + * This is the status code completeAuth returns when the + * {@link Auth_OpenID_Consumer} instance is in immediate mode, and the + * identity server sends back a URL to send the user to to complete his + * or her login. + */ +define('Auth_OpenID_SETUP_NEEDED', 'setup needed'); + +/** + * This is the status code beginAuth returns when the page fetched + * from the entered OpenID URL doesn't contain the necessary link tags + * to function as an identity page. + */ +define('Auth_OpenID_PARSE_ERROR', 'parse error'); + +/** + * An OpenID consumer implementation that performs discovery and does + * session management. See the Consumer.php file documentation for + * more information. + * + * @package OpenID + */ +class Auth_OpenID_Consumer { + + /** + * @access private + */ + var $discoverMethod = 'Auth_OpenID_discover'; + + /** + * @access private + */ + var $session_key_prefix = "_openid_consumer_"; + + /** + * @access private + */ + var $_token_suffix = "last_token"; + + /** + * Initialize a Consumer instance. + * + * You should create a new instance of the Consumer object with + * every HTTP request that handles OpenID transactions. + * + * @param Auth_OpenID_OpenIDStore $store This must be an object + * that implements the interface in {@link + * Auth_OpenID_OpenIDStore}. Several concrete implementations are + * provided, to cover most common use cases. For stores backed by + * MySQL, PostgreSQL, or SQLite, see the {@link + * Auth_OpenID_SQLStore} class and its sublcasses. For a + * filesystem-backed store, see the {@link Auth_OpenID_FileStore} + * module. As a last resort, if it isn't possible for the server + * to store state at all, an instance of {@link + * Auth_OpenID_DumbStore} can be used. + * + * @param mixed $session An object which implements the interface + * of the {@link Auth_Yadis_PHPSession} class. Particularly, this + * object is expected to have these methods: get($key), set($key), + * $value), and del($key). This defaults to a session object + * which wraps PHP's native session machinery. You should only + * need to pass something here if you have your own sessioning + * implementation. + * + * @param str $consumer_cls The name of the class to instantiate + * when creating the internal consumer object. This is used for + * testing. + */ + function Auth_OpenID_Consumer($store, $session = null, + $consumer_cls = null) + { + if ($session === null) { + $session = new Auth_Yadis_PHPSession(); + } + + $this->session = $session; + + if ($consumer_cls !== null) { + $this->consumer = new $consumer_cls($store); + } else { + $this->consumer = new Auth_OpenID_GenericConsumer($store); + } + + $this->_token_key = $this->session_key_prefix . $this->_token_suffix; + } + + /** + * Used in testing to define the discovery mechanism. + * + * @access private + */ + function getDiscoveryObject($session, $openid_url, + $session_key_prefix) + { + return new Auth_Yadis_Discovery($session, $openid_url, + $session_key_prefix); + } + + /** + * Start the OpenID authentication process. See steps 1-2 in the + * overview at the top of this file. + * + * @param string $user_url Identity URL given by the user. This + * method performs a textual transformation of the URL to try and + * make sure it is normalized. For example, a user_url of + * example.com will be normalized to http://example.com/ + * normalizing and resolving any redirects the server might issue. + * + * @param bool $anonymous True if the OpenID request is to be sent + * to the server without any identifier information. Use this + * when you want to transport data but don't want to do OpenID + * authentication with identifiers. + * + * @return Auth_OpenID_AuthRequest $auth_request An object + * containing the discovered information will be returned, with a + * method for building a redirect URL to the server, as described + * in step 3 of the overview. This object may also be used to add + * extension arguments to the request, using its 'addExtensionArg' + * method. + */ + function begin($user_url, $anonymous=false) + { + $openid_url = $user_url; + + $disco = $this->getDiscoveryObject($this->session, + $openid_url, + $this->session_key_prefix); + + // Set the 'stale' attribute of the manager. If discovery + // fails in a fatal way, the stale flag will cause the manager + // to be cleaned up next time discovery is attempted. + + $m = $disco->getManager(); + $loader = new Auth_Yadis_ManagerLoader(); + + if ($m) { + if ($m->stale) { + $disco->destroyManager(); + } else { + $m->stale = true; + $disco->session->set($disco->session_key, + serialize($loader->toSession($m))); + } + } + + $endpoint = $disco->getNextService($this->discoverMethod, + $this->consumer->fetcher); + + // Reset the 'stale' attribute of the manager. + $m = $disco->getManager(); + if ($m) { + $m->stale = false; + $disco->session->set($disco->session_key, + serialize($loader->toSession($m))); + } + + if ($endpoint === null) { + return null; + } else { + return $this->beginWithoutDiscovery($endpoint, + $anonymous); + } + } + + /** + * Start OpenID verification without doing OpenID server + * discovery. This method is used internally by Consumer.begin + * after discovery is performed, and exists to provide an + * interface for library users needing to perform their own + * discovery. + * + * @param Auth_OpenID_ServiceEndpoint $endpoint an OpenID service + * endpoint descriptor. + * + * @param bool anonymous Set to true if you want to perform OpenID + * without identifiers. + * + * @return Auth_OpenID_AuthRequest $auth_request An OpenID + * authentication request object. + */ + function beginWithoutDiscovery($endpoint, $anonymous=false) + { + $loader = new Auth_OpenID_ServiceEndpointLoader(); + $auth_req = $this->consumer->begin($endpoint); + $this->session->set($this->_token_key, + $loader->toSession($auth_req->endpoint)); + if (!$auth_req->setAnonymous($anonymous)) { + return new Auth_OpenID_FailureResponse(null, + "OpenID 1 requests MUST include the identifier " . + "in the request."); + } + return $auth_req; + } + + /** + * Called to interpret the server's response to an OpenID + * request. It is called in step 4 of the flow described in the + * consumer overview. + * + * @param string $current_url The URL used to invoke the application. + * Extract the URL from your application's web + * request framework and specify it here to have it checked + * against the openid.current_url value in the response. If + * the current_url URL check fails, the status of the + * completion will be FAILURE. + * + * @param array $query An array of the query parameters (key => + * value pairs) for this HTTP request. Defaults to null. If + * null, the GET or POST data are automatically gotten from the + * PHP environment. It is only useful to override $query for + * testing. + * + * @return Auth_OpenID_ConsumerResponse $response A instance of an + * Auth_OpenID_ConsumerResponse subclass. The type of response is + * indicated by the status attribute, which will be one of + * SUCCESS, CANCEL, FAILURE, or SETUP_NEEDED. + */ + function complete($current_url, $query=null) + { + if ($current_url && !is_string($current_url)) { + // This is ugly, but we need to complain loudly when + // someone uses the API incorrectly. + trigger_error("current_url must be a string; see NEWS file " . + "for upgrading notes.", + E_USER_ERROR); + } + + if ($query === null) { + $query = Auth_OpenID::getQuery(); + } + + $loader = new Auth_OpenID_ServiceEndpointLoader(); + $endpoint_data = $this->session->get($this->_token_key); + $endpoint = + $loader->fromSession($endpoint_data); + + $message = Auth_OpenID_Message::fromPostArgs($query); + $response = $this->consumer->complete($message, $endpoint, + $current_url); + $this->session->del($this->_token_key); + + if (in_array($response->status, array(Auth_OpenID_SUCCESS, + Auth_OpenID_CANCEL))) { + if ($response->identity_url !== null) { + $disco = $this->getDiscoveryObject($this->session, + $response->identity_url, + $this->session_key_prefix); + $disco->cleanup(true); + } + } + + return $response; + } +} + +/** + * A class implementing HMAC/DH-SHA1 consumer sessions. + * + * @package OpenID + */ +class Auth_OpenID_DiffieHellmanSHA1ConsumerSession { + var $session_type = 'DH-SHA1'; + var $hash_func = 'Auth_OpenID_SHA1'; + var $secret_size = 20; + var $allowed_assoc_types = array('HMAC-SHA1'); + + function Auth_OpenID_DiffieHellmanSHA1ConsumerSession($dh = null) + { + if ($dh === null) { + $dh = new Auth_OpenID_DiffieHellman(); + } + + $this->dh = $dh; + } + + function getRequest() + { + $math = Auth_OpenID_getMathLib(); + + $cpub = $math->longToBase64($this->dh->public); + + $args = array('dh_consumer_public' => $cpub); + + if (!$this->dh->usingDefaultValues()) { + $args = array_merge($args, array( + 'dh_modulus' => + $math->longToBase64($this->dh->mod), + 'dh_gen' => + $math->longToBase64($this->dh->gen))); + } + + return $args; + } + + function extractSecret($response) + { + if (!$response->hasKey(Auth_OpenID_OPENID_NS, + 'dh_server_public')) { + return null; + } + + if (!$response->hasKey(Auth_OpenID_OPENID_NS, + 'enc_mac_key')) { + return null; + } + + $math = Auth_OpenID_getMathLib(); + + $spub = $math->base64ToLong($response->getArg(Auth_OpenID_OPENID_NS, + 'dh_server_public')); + $enc_mac_key = base64_decode($response->getArg(Auth_OpenID_OPENID_NS, + 'enc_mac_key')); + + return $this->dh->xorSecret($spub, $enc_mac_key, $this->hash_func); + } +} + +/** + * A class implementing HMAC/DH-SHA256 consumer sessions. + * + * @package OpenID + */ +class Auth_OpenID_DiffieHellmanSHA256ConsumerSession extends + Auth_OpenID_DiffieHellmanSHA1ConsumerSession { + var $session_type = 'DH-SHA256'; + var $hash_func = 'Auth_OpenID_SHA256'; + var $secret_size = 32; + var $allowed_assoc_types = array('HMAC-SHA256'); +} + +/** + * A class implementing plaintext consumer sessions. + * + * @package OpenID + */ +class Auth_OpenID_PlainTextConsumerSession { + var $session_type = 'no-encryption'; + var $allowed_assoc_types = array('HMAC-SHA1', 'HMAC-SHA256'); + + function getRequest() + { + return array(); + } + + function extractSecret($response) + { + if (!$response->hasKey(Auth_OpenID_OPENID_NS, 'mac_key')) { + return null; + } + + return base64_decode($response->getArg(Auth_OpenID_OPENID_NS, + 'mac_key')); + } +} + +/** + * Returns available session types. + */ +function Auth_OpenID_getAvailableSessionTypes() +{ + $types = array( + 'no-encryption' => 'Auth_OpenID_PlainTextConsumerSession', + 'DH-SHA1' => 'Auth_OpenID_DiffieHellmanSHA1ConsumerSession', + 'DH-SHA256' => 'Auth_OpenID_DiffieHellmanSHA256ConsumerSession'); + + return $types; +} + +/** + * This class is the interface to the OpenID consumer logic. + * Instances of it maintain no per-request state, so they can be + * reused (or even used by multiple threads concurrently) as needed. + * + * @package OpenID + */ +class Auth_OpenID_GenericConsumer { + /** + * @access private + */ + var $discoverMethod = 'Auth_OpenID_discover'; + + /** + * This consumer's store object. + */ + var $store; + + /** + * @access private + */ + var $_use_assocs; + + /** + * @access private + */ + var $openid1_nonce_query_arg_name = 'janrain_nonce'; + + /** + * Another query parameter that gets added to the return_to for + * OpenID 1; if the user's session state is lost, use this claimed + * identifier to do discovery when verifying the response. + */ + var $openid1_return_to_identifier_name = 'openid1_claimed_id'; + + /** + * This method initializes a new {@link Auth_OpenID_Consumer} + * instance to access the library. + * + * @param Auth_OpenID_OpenIDStore $store This must be an object + * that implements the interface in {@link Auth_OpenID_OpenIDStore}. + * Several concrete implementations are provided, to cover most common use + * cases. For stores backed by MySQL, PostgreSQL, or SQLite, see + * the {@link Auth_OpenID_SQLStore} class and its sublcasses. For a + * filesystem-backed store, see the {@link Auth_OpenID_FileStore} module. + * As a last resort, if it isn't possible for the server to store + * state at all, an instance of {@link Auth_OpenID_DumbStore} can be used. + * + * @param bool $immediate This is an optional boolean value. It + * controls whether the library uses immediate mode, as explained + * in the module description. The default value is False, which + * disables immediate mode. + */ + function Auth_OpenID_GenericConsumer($store) + { + $this->store = $store; + $this->negotiator = Auth_OpenID_getDefaultNegotiator(); + $this->_use_assocs = (is_null($this->store) ? false : true); + + $this->fetcher = Auth_Yadis_Yadis::getHTTPFetcher(); + + $this->session_types = Auth_OpenID_getAvailableSessionTypes(); + } + + /** + * Called to begin OpenID authentication using the specified + * {@link Auth_OpenID_ServiceEndpoint}. + * + * @access private + */ + function begin($service_endpoint) + { + $assoc = $this->_getAssociation($service_endpoint); + $r = new Auth_OpenID_AuthRequest($service_endpoint, $assoc); + $r->return_to_args[$this->openid1_nonce_query_arg_name] = + Auth_OpenID_mkNonce(); + + if ($r->message->isOpenID1()) { + $r->return_to_args[$this->openid1_return_to_identifier_name] = + $r->endpoint->claimed_id; + } + + return $r; + } + + /** + * Given an {@link Auth_OpenID_Message}, {@link + * Auth_OpenID_ServiceEndpoint} and optional return_to URL, + * complete OpenID authentication. + * + * @access private + */ + function complete($message, $endpoint, $return_to) + { + $mode = $message->getArg(Auth_OpenID_OPENID_NS, 'mode', + ''); + + $mode_methods = array( + 'cancel' => '_complete_cancel', + 'error' => '_complete_error', + 'setup_needed' => '_complete_setup_needed', + 'id_res' => '_complete_id_res', + ); + + $method = Auth_OpenID::arrayGet($mode_methods, $mode, + '_completeInvalid'); + + return call_user_func_array(array($this, $method), + array($message, &$endpoint, $return_to)); + } + + /** + * @access private + */ + function _completeInvalid($message, $endpoint, $unused) + { + $mode = $message->getArg(Auth_OpenID_OPENID_NS, 'mode', + ''); + + return new Auth_OpenID_FailureResponse($endpoint, + sprintf("Invalid openid.mode '%s'", $mode)); + } + + /** + * @access private + */ + function _complete_cancel($message, $endpoint, $unused) + { + return new Auth_OpenID_CancelResponse($endpoint); + } + + /** + * @access private + */ + function _complete_error($message, $endpoint, $unused) + { + $error = $message->getArg(Auth_OpenID_OPENID_NS, 'error'); + $contact = $message->getArg(Auth_OpenID_OPENID_NS, 'contact'); + $reference = $message->getArg(Auth_OpenID_OPENID_NS, 'reference'); + + return new Auth_OpenID_FailureResponse($endpoint, $error, + $contact, $reference); + } + + /** + * @access private + */ + function _complete_setup_needed($message, $endpoint, $unused) + { + if (!$message->isOpenID2()) { + return $this->_completeInvalid($message, $endpoint); + } + + $user_setup_url = $message->getArg(Auth_OpenID_OPENID2_NS, + 'user_setup_url'); + return new Auth_OpenID_SetupNeededResponse($endpoint, $user_setup_url); + } + + /** + * @access private + */ + function _complete_id_res($message, $endpoint, $return_to) + { + $user_setup_url = $message->getArg(Auth_OpenID_OPENID1_NS, + 'user_setup_url'); + + if ($this->_checkSetupNeeded($message)) { + return new Auth_OpenID_SetupNeededResponse( + $endpoint, $user_setup_url); + } else { + return $this->_doIdRes($message, $endpoint, $return_to); + } + } + + /** + * @access private + */ + function _checkSetupNeeded($message) + { + // In OpenID 1, we check to see if this is a cancel from + // immediate mode by the presence of the user_setup_url + // parameter. + if ($message->isOpenID1()) { + $user_setup_url = $message->getArg(Auth_OpenID_OPENID1_NS, + 'user_setup_url'); + if ($user_setup_url !== null) { + return true; + } + } + + return false; + } + + /** + * @access private + */ + function _doIdRes($message, $endpoint, $return_to) + { + // Checks for presence of appropriate fields (and checks + // signed list fields) + $result = $this->_idResCheckForFields($message); + + if (Auth_OpenID::isFailure($result)) { + return $result; + } + + if (!$this->_checkReturnTo($message, $return_to)) { + return new Auth_OpenID_FailureResponse(null, + sprintf("return_to does not match return URL. Expected %s, got %s", + $return_to, + $message->getArg(Auth_OpenID_OPENID_NS, 'return_to'))); + } + + // Verify discovery information: + $result = $this->_verifyDiscoveryResults($message, $endpoint); + + if (Auth_OpenID::isFailure($result)) { + return $result; + } + + $endpoint = $result; + + $result = $this->_idResCheckSignature($message, + $endpoint->server_url); + + if (Auth_OpenID::isFailure($result)) { + return $result; + } + + $result = $this->_idResCheckNonce($message, $endpoint); + + if (Auth_OpenID::isFailure($result)) { + return $result; + } + + $signed_list_str = $message->getArg(Auth_OpenID_OPENID_NS, 'signed', + Auth_OpenID_NO_DEFAULT); + if (Auth_OpenID::isFailure($signed_list_str)) { + return $signed_list_str; + } + $signed_list = explode(',', $signed_list_str); + + $signed_fields = Auth_OpenID::addPrefix($signed_list, "openid."); + + return new Auth_OpenID_SuccessResponse($endpoint, $message, + $signed_fields); + + } + + /** + * @access private + */ + function _checkReturnTo($message, $return_to) + { + // Check an OpenID message and its openid.return_to value + // against a return_to URL from an application. Return True + // on success, False on failure. + + // Check the openid.return_to args against args in the + // original message. + $result = Auth_OpenID_GenericConsumer::_verifyReturnToArgs( + $message->toPostArgs()); + if (Auth_OpenID::isFailure($result)) { + return false; + } + + // Check the return_to base URL against the one in the + // message. + $msg_return_to = $message->getArg(Auth_OpenID_OPENID_NS, + 'return_to'); + if (Auth_OpenID::isFailure($return_to)) { + // XXX log me + return false; + } + + $return_to_parts = parse_url(Auth_OpenID_urinorm($return_to)); + $msg_return_to_parts = parse_url(Auth_OpenID_urinorm($msg_return_to)); + + // If port is absent from both, add it so it's equal in the + // check below. + if ((!array_key_exists('port', $return_to_parts)) && + (!array_key_exists('port', $msg_return_to_parts))) { + $return_to_parts['port'] = null; + $msg_return_to_parts['port'] = null; + } + + // If path is absent from both, add it so it's equal in the + // check below. + if ((!array_key_exists('path', $return_to_parts)) && + (!array_key_exists('path', $msg_return_to_parts))) { + $return_to_parts['path'] = null; + $msg_return_to_parts['path'] = null; + } + + // The URL scheme, authority, and path MUST be the same + // between the two URLs. + foreach (array('scheme', 'host', 'port', 'path') as $component) { + // If the url component is absent in either URL, fail. + // There should always be a scheme, host, port, and path. + if (!array_key_exists($component, $return_to_parts)) { + return false; + } + + if (!array_key_exists($component, $msg_return_to_parts)) { + return false; + } + + if (Auth_OpenID::arrayGet($return_to_parts, $component) !== + Auth_OpenID::arrayGet($msg_return_to_parts, $component)) { + return false; + } + } + + return true; + } + + /** + * @access private + */ + function _verifyReturnToArgs($query) + { + // Verify that the arguments in the return_to URL are present in this + // response. + + $message = Auth_OpenID_Message::fromPostArgs($query); + $return_to = $message->getArg(Auth_OpenID_OPENID_NS, 'return_to'); + + if (Auth_OpenID::isFailure($return_to)) { + return $return_to; + } + // XXX: this should be checked by _idResCheckForFields + if (!$return_to) { + return new Auth_OpenID_FailureResponse(null, + "Response has no return_to"); + } + + $parsed_url = parse_url($return_to); + + $q = array(); + if (array_key_exists('query', $parsed_url)) { + $rt_query = $parsed_url['query']; + $q = Auth_OpenID::parse_str($rt_query); + } + + foreach ($q as $rt_key => $rt_value) { + if (!array_key_exists($rt_key, $query)) { + return new Auth_OpenID_FailureResponse(null, + sprintf("return_to parameter %s absent from query", $rt_key)); + } else { + $value = $query[$rt_key]; + if ($rt_value != $value) { + return new Auth_OpenID_FailureResponse(null, + sprintf("parameter %s value %s does not match " . + "return_to value %s", $rt_key, + $value, $rt_value)); + } + } + } + + // Make sure all non-OpenID arguments in the response are also + // in the signed return_to. + $bare_args = $message->getArgs(Auth_OpenID_BARE_NS); + foreach ($bare_args as $key => $value) { + if (Auth_OpenID::arrayGet($q, $key) != $value) { + return new Auth_OpenID_FailureResponse(null, + sprintf("Parameter %s = %s not in return_to URL", + $key, $value)); + } + } + + return true; + } + + /** + * @access private + */ + function _idResCheckSignature($message, $server_url) + { + $assoc_handle = $message->getArg(Auth_OpenID_OPENID_NS, + 'assoc_handle'); + if (Auth_OpenID::isFailure($assoc_handle)) { + return $assoc_handle; + } + + $assoc = $this->store->getAssociation($server_url, $assoc_handle); + + if ($assoc) { + if ($assoc->getExpiresIn() <= 0) { + // XXX: It might be a good idea sometimes to re-start + // the authentication with a new association. Doing it + // automatically opens the possibility for + // denial-of-service by a server that just returns + // expired associations (or really short-lived + // associations) + return new Auth_OpenID_FailureResponse(null, + 'Association with ' . $server_url . ' expired'); + } + + if (!$assoc->checkMessageSignature($message)) { + return new Auth_OpenID_FailureResponse(null, + "Bad signature"); + } + } else { + // It's not an association we know about. Stateless mode + // is our only possible path for recovery. XXX - async + // framework will not want to block on this call to + // _checkAuth. + if (!$this->_checkAuth($message, $server_url)) { + return new Auth_OpenID_FailureResponse(null, + "Server denied check_authentication"); + } + } + + return null; + } + + /** + * @access private + */ + function _verifyDiscoveryResults($message, $endpoint=null) + { + if ($message->getOpenIDNamespace() == Auth_OpenID_OPENID2_NS) { + return $this->_verifyDiscoveryResultsOpenID2($message, + $endpoint); + } else { + return $this->_verifyDiscoveryResultsOpenID1($message, + $endpoint); + } + } + + /** + * @access private + */ + function _verifyDiscoveryResultsOpenID1($message, $endpoint) + { + $claimed_id = $message->getArg(Auth_OpenID_BARE_NS, + $this->openid1_return_to_identifier_name); + + if (($endpoint === null) && ($claimed_id === null)) { + return new Auth_OpenID_FailureResponse($endpoint, + 'When using OpenID 1, the claimed ID must be supplied, ' . + 'either by passing it through as a return_to parameter ' . + 'or by using a session, and supplied to the GenericConsumer ' . + 'as the argument to complete()'); + } else if (($endpoint !== null) && ($claimed_id === null)) { + $claimed_id = $endpoint->claimed_id; + } + + $to_match = new Auth_OpenID_ServiceEndpoint(); + $to_match->type_uris = array(Auth_OpenID_TYPE_1_1); + $to_match->local_id = $message->getArg(Auth_OpenID_OPENID1_NS, + 'identity'); + + // Restore delegate information from the initiation phase + $to_match->claimed_id = $claimed_id; + + if ($to_match->local_id === null) { + return new Auth_OpenID_FailureResponse($endpoint, + "Missing required field openid.identity"); + } + + $to_match_1_0 = $to_match->copy(); + $to_match_1_0->type_uris = array(Auth_OpenID_TYPE_1_0); + + if ($endpoint !== null) { + $result = $this->_verifyDiscoverySingle($endpoint, $to_match); + + if (is_a($result, 'Auth_OpenID_TypeURIMismatch')) { + $result = $this->_verifyDiscoverySingle($endpoint, + $to_match_1_0); + } + + if (Auth_OpenID::isFailure($result)) { + // oidutil.log("Error attempting to use stored + // discovery information: " + str(e)) + // oidutil.log("Attempting discovery to + // verify endpoint") + } else { + return $endpoint; + } + } + + // Endpoint is either bad (failed verification) or None + return $this->_discoverAndVerify($to_match->claimed_id, + array($to_match, $to_match_1_0)); + } + + /** + * @access private + */ + function _verifyDiscoverySingle($endpoint, $to_match) + { + // Every type URI that's in the to_match endpoint has to be + // present in the discovered endpoint. + foreach ($to_match->type_uris as $type_uri) { + if (!$endpoint->usesExtension($type_uri)) { + return new Auth_OpenID_TypeURIMismatch($endpoint, + "Required type ".$type_uri." not present"); + } + } + + // Fragments do not influence discovery, so we can't compare a + // claimed identifier with a fragment to discovered + // information. + list($defragged_claimed_id, $_) = + Auth_OpenID::urldefrag($to_match->claimed_id); + + if ($defragged_claimed_id != $endpoint->claimed_id) { + return new Auth_OpenID_FailureResponse($endpoint, + sprintf('Claimed ID does not match (different subjects!), ' . + 'Expected %s, got %s', $defragged_claimed_id, + $endpoint->claimed_id)); + } + + if ($to_match->getLocalID() != $endpoint->getLocalID()) { + return new Auth_OpenID_FailureResponse($endpoint, + sprintf('local_id mismatch. Expected %s, got %s', + $to_match->getLocalID(), $endpoint->getLocalID())); + } + + // If the server URL is None, this must be an OpenID 1 + // response, because op_endpoint is a required parameter in + // OpenID 2. In that case, we don't actually care what the + // discovered server_url is, because signature checking or + // check_auth should take care of that check for us. + if ($to_match->server_url === null) { + if ($to_match->preferredNamespace() != Auth_OpenID_OPENID1_NS) { + return new Auth_OpenID_FailureResponse($endpoint, + "Preferred namespace mismatch (bug)"); + } + } else if ($to_match->server_url != $endpoint->server_url) { + return new Auth_OpenID_FailureResponse($endpoint, + sprintf('OP Endpoint mismatch. Expected %s, got %s', + $to_match->server_url, $endpoint->server_url)); + } + + return null; + } + + /** + * @access private + */ + function _verifyDiscoveryResultsOpenID2($message, $endpoint) + { + $to_match = new Auth_OpenID_ServiceEndpoint(); + $to_match->type_uris = array(Auth_OpenID_TYPE_2_0); + $to_match->claimed_id = $message->getArg(Auth_OpenID_OPENID2_NS, + 'claimed_id'); + + $to_match->local_id = $message->getArg(Auth_OpenID_OPENID2_NS, + 'identity'); + + $to_match->server_url = $message->getArg(Auth_OpenID_OPENID2_NS, + 'op_endpoint'); + + if ($to_match->server_url === null) { + return new Auth_OpenID_FailureResponse($endpoint, + "OP Endpoint URL missing"); + } + + // claimed_id and identifier must both be present or both be + // absent + if (($to_match->claimed_id === null) && + ($to_match->local_id !== null)) { + return new Auth_OpenID_FailureResponse($endpoint, + 'openid.identity is present without openid.claimed_id'); + } + + if (($to_match->claimed_id !== null) && + ($to_match->local_id === null)) { + return new Auth_OpenID_FailureResponse($endpoint, + 'openid.claimed_id is present without openid.identity'); + } + + if ($to_match->claimed_id === null) { + // This is a response without identifiers, so there's + // really no checking that we can do, so return an + // endpoint that's for the specified `openid.op_endpoint' + return Auth_OpenID_ServiceEndpoint::fromOPEndpointURL( + $to_match->server_url); + } + + if (!$endpoint) { + // The claimed ID doesn't match, so we have to do + // discovery again. This covers not using sessions, OP + // identifier endpoints and responses that didn't match + // the original request. + // oidutil.log('No pre-discovered information supplied.') + return $this->_discoverAndVerify($to_match->claimed_id, + array($to_match)); + } else { + + // The claimed ID matches, so we use the endpoint that we + // discovered in initiation. This should be the most + // common case. + $result = $this->_verifyDiscoverySingle($endpoint, $to_match); + + if (Auth_OpenID::isFailure($result)) { + $endpoint = $this->_discoverAndVerify($to_match->claimed_id, + array($to_match)); + if (Auth_OpenID::isFailure($endpoint)) { + return $endpoint; + } + } + } + + // The endpoint we return should have the claimed ID from the + // message we just verified, fragment and all. + if ($endpoint->claimed_id != $to_match->claimed_id) { + $endpoint->claimed_id = $to_match->claimed_id; + } + + return $endpoint; + } + + /** + * @access private + */ + function _discoverAndVerify($claimed_id, $to_match_endpoints) + { + // oidutil.log('Performing discovery on %s' % (claimed_id,)) + list($unused, $services) = call_user_func($this->discoverMethod, + $claimed_id, + &$this->fetcher); + + if (!$services) { + return new Auth_OpenID_FailureResponse(null, + sprintf("No OpenID information found at %s", + $claimed_id)); + } + + return $this->_verifyDiscoveryServices($claimed_id, $services, + $to_match_endpoints); + } + + /** + * @access private + */ + function _verifyDiscoveryServices($claimed_id, + $services, $to_match_endpoints) + { + // Search the services resulting from discovery to find one + // that matches the information from the assertion + + foreach ($services as $endpoint) { + foreach ($to_match_endpoints as $to_match_endpoint) { + $result = $this->_verifyDiscoverySingle($endpoint, + $to_match_endpoint); + + if (!Auth_OpenID::isFailure($result)) { + // It matches, so discover verification has + // succeeded. Return this endpoint. + return $endpoint; + } + } + } + + return new Auth_OpenID_FailureResponse(null, + sprintf('No matching endpoint found after discovering %s: %s', + $claimed_id, $result->message)); + } + + /** + * Extract the nonce from an OpenID 1 response. Return the nonce + * from the BARE_NS since we independently check the return_to + * arguments are the same as those in the response message. + * + * See the openid1_nonce_query_arg_name class variable + * + * @returns $nonce The nonce as a string or null + * + * @access private + */ + function _idResGetNonceOpenID1($message, $endpoint) + { + return $message->getArg(Auth_OpenID_BARE_NS, + $this->openid1_nonce_query_arg_name); + } + + /** + * @access private + */ + function _idResCheckNonce($message, $endpoint) + { + if ($message->isOpenID1()) { + // This indicates that the nonce was generated by the consumer + $nonce = $this->_idResGetNonceOpenID1($message, $endpoint); + $server_url = ''; + } else { + $nonce = $message->getArg(Auth_OpenID_OPENID2_NS, + 'response_nonce'); + + $server_url = $endpoint->server_url; + } + + if ($nonce === null) { + return new Auth_OpenID_FailureResponse($endpoint, + "Nonce missing from response"); + } + + $parts = Auth_OpenID_splitNonce($nonce); + + if ($parts === null) { + return new Auth_OpenID_FailureResponse($endpoint, + "Malformed nonce in response"); + } + + list($timestamp, $salt) = $parts; + + if (!$this->store->useNonce($server_url, $timestamp, $salt)) { + return new Auth_OpenID_FailureResponse($endpoint, + "Nonce already used or out of range"); + } + + return null; + } + + /** + * @access private + */ + function _idResCheckForFields($message) + { + $basic_fields = array('return_to', 'assoc_handle', 'sig', 'signed'); + $basic_sig_fields = array('return_to', 'identity'); + + $require_fields = array( + Auth_OpenID_OPENID2_NS => array_merge($basic_fields, + array('op_endpoint')), + + Auth_OpenID_OPENID1_NS => array_merge($basic_fields, + array('identity')) + ); + + $require_sigs = array( + Auth_OpenID_OPENID2_NS => array_merge($basic_sig_fields, + array('response_nonce', + 'claimed_id', + 'assoc_handle', + 'op_endpoint')), + Auth_OpenID_OPENID1_NS => array_merge($basic_sig_fields, + array('nonce')) + ); + + foreach ($require_fields[$message->getOpenIDNamespace()] as $field) { + if (!$message->hasKey(Auth_OpenID_OPENID_NS, $field)) { + return new Auth_OpenID_FailureResponse(null, + "Missing required field '".$field."'"); + } + } + + $signed_list_str = $message->getArg(Auth_OpenID_OPENID_NS, + 'signed', + Auth_OpenID_NO_DEFAULT); + if (Auth_OpenID::isFailure($signed_list_str)) { + return $signed_list_str; + } + $signed_list = explode(',', $signed_list_str); + + foreach ($require_sigs[$message->getOpenIDNamespace()] as $field) { + // Field is present and not in signed list + if ($message->hasKey(Auth_OpenID_OPENID_NS, $field) && + (!in_array($field, $signed_list))) { + return new Auth_OpenID_FailureResponse(null, + "'".$field."' not signed"); + } + } + + return null; + } + + /** + * @access private + */ + function _checkAuth($message, $server_url) + { + $request = $this->_createCheckAuthRequest($message); + if ($request === null) { + return false; + } + + $resp_message = $this->_makeKVPost($request, $server_url); + if (($resp_message === null) || + (is_a($resp_message, 'Auth_OpenID_ServerErrorContainer'))) { + return false; + } + + return $this->_processCheckAuthResponse($resp_message, $server_url); + } + + /** + * @access private + */ + function _createCheckAuthRequest($message) + { + $signed = $message->getArg(Auth_OpenID_OPENID_NS, 'signed'); + if ($signed) { + foreach (explode(',', $signed) as $k) { + $value = $message->getAliasedArg($k); + if ($value === null) { + return null; + } + } + } + $ca_message = $message->copy(); + $ca_message->setArg(Auth_OpenID_OPENID_NS, 'mode', + 'check_authentication'); + return $ca_message; + } + + /** + * @access private + */ + function _processCheckAuthResponse($response, $server_url) + { + $is_valid = $response->getArg(Auth_OpenID_OPENID_NS, 'is_valid', + 'false'); + + $invalidate_handle = $response->getArg(Auth_OpenID_OPENID_NS, + 'invalidate_handle'); + + if ($invalidate_handle !== null) { + $this->store->removeAssociation($server_url, + $invalidate_handle); + } + + if ($is_valid == 'true') { + return true; + } + + return false; + } + + /** + * Adapt a POST response to a Message. + * + * @param $response Result of a POST to an OpenID endpoint. + * + * @access private + */ + static function _httpResponseToMessage($response, $server_url) + { + // Should this function be named Message.fromHTTPResponse instead? + $response_message = Auth_OpenID_Message::fromKVForm($response->body); + + if ($response->status == 400) { + return Auth_OpenID_ServerErrorContainer::fromMessage( + $response_message); + } else if ($response->status != 200 and $response->status != 206) { + return null; + } + + return $response_message; + } + + /** + * @access private + */ + function _makeKVPost($message, $server_url) + { + $body = $message->toURLEncoded(); + $resp = $this->fetcher->post($server_url, $body); + + if ($resp === null) { + return null; + } + + return $this->_httpResponseToMessage($resp, $server_url); + } + + /** + * @access private + */ + function _getAssociation($endpoint) + { + if (!$this->_use_assocs) { + return null; + } + + $assoc = $this->store->getAssociation($endpoint->server_url); + + if (($assoc === null) || + ($assoc->getExpiresIn() <= 0)) { + + $assoc = $this->_negotiateAssociation($endpoint); + + if ($assoc !== null) { + $this->store->storeAssociation($endpoint->server_url, + $assoc); + } + } + + return $assoc; + } + + /** + * Handle ServerErrors resulting from association requests. + * + * @return $result If server replied with an C{unsupported-type} + * error, return a tuple of supported C{association_type}, + * C{session_type}. Otherwise logs the error and returns null. + * + * @access private + */ + function _extractSupportedAssociationType($server_error, $endpoint, + $assoc_type) + { + // Any error message whose code is not 'unsupported-type' + // should be considered a total failure. + if (($server_error->error_code != 'unsupported-type') || + ($server_error->message->isOpenID1())) { + return null; + } + + // The server didn't like the association/session type that we + // sent, and it sent us back a message that might tell us how + // to handle it. + + // Extract the session_type and assoc_type from the error + // message + $assoc_type = $server_error->message->getArg(Auth_OpenID_OPENID_NS, + 'assoc_type'); + + $session_type = $server_error->message->getArg(Auth_OpenID_OPENID_NS, + 'session_type'); + + if (($assoc_type === null) || ($session_type === null)) { + return null; + } else if (!$this->negotiator->isAllowed($assoc_type, + $session_type)) { + return null; + } else { + return array($assoc_type, $session_type); + } + } + + /** + * @access private + */ + function _negotiateAssociation($endpoint) + { + // Get our preferred session/association type from the negotiatior. + list($assoc_type, $session_type) = $this->negotiator->getAllowedType(); + + $assoc = $this->_requestAssociation( + $endpoint, $assoc_type, $session_type); + + if (Auth_OpenID::isFailure($assoc)) { + return null; + } + + if (is_a($assoc, 'Auth_OpenID_ServerErrorContainer')) { + $why = $assoc; + + $supportedTypes = $this->_extractSupportedAssociationType( + $why, $endpoint, $assoc_type); + + if ($supportedTypes !== null) { + list($assoc_type, $session_type) = $supportedTypes; + + // Attempt to create an association from the assoc_type + // and session_type that the server told us it + // supported. + $assoc = $this->_requestAssociation( + $endpoint, $assoc_type, $session_type); + + if (is_a($assoc, 'Auth_OpenID_ServerErrorContainer')) { + // Do not keep trying, since it rejected the + // association type that it told us to use. + // oidutil.log('Server %s refused its suggested association + // 'type: session_type=%s, assoc_type=%s' + // % (endpoint.server_url, session_type, + // assoc_type)) + return null; + } else { + return $assoc; + } + } else { + return null; + } + } else { + return $assoc; + } + } + + /** + * @access private + */ + function _requestAssociation($endpoint, $assoc_type, $session_type) + { + list($assoc_session, $args) = $this->_createAssociateRequest( + $endpoint, $assoc_type, $session_type); + + $response_message = $this->_makeKVPost($args, $endpoint->server_url); + + if ($response_message === null) { + // oidutil.log('openid.associate request failed: %s' % (why[0],)) + return null; + } else if (is_a($response_message, + 'Auth_OpenID_ServerErrorContainer')) { + return $response_message; + } + + return $this->_extractAssociation($response_message, $assoc_session); + } + + /** + * @access private + */ + function _extractAssociation($assoc_response, $assoc_session) + { + // Extract the common fields from the response, raising an + // exception if they are not found + $assoc_type = $assoc_response->getArg( + Auth_OpenID_OPENID_NS, 'assoc_type', + Auth_OpenID_NO_DEFAULT); + + if (Auth_OpenID::isFailure($assoc_type)) { + return $assoc_type; + } + + $assoc_handle = $assoc_response->getArg( + Auth_OpenID_OPENID_NS, 'assoc_handle', + Auth_OpenID_NO_DEFAULT); + + if (Auth_OpenID::isFailure($assoc_handle)) { + return $assoc_handle; + } + + // expires_in is a base-10 string. The Python parsing will + // accept literals that have whitespace around them and will + // accept negative values. Neither of these are really in-spec, + // but we think it's OK to accept them. + $expires_in_str = $assoc_response->getArg( + Auth_OpenID_OPENID_NS, 'expires_in', + Auth_OpenID_NO_DEFAULT); + + if (Auth_OpenID::isFailure($expires_in_str)) { + return $expires_in_str; + } + + $expires_in = Auth_OpenID::intval($expires_in_str); + if ($expires_in === false) { + + $err = sprintf("Could not parse expires_in from association ". + "response %s", print_r($assoc_response, true)); + return new Auth_OpenID_FailureResponse(null, $err); + } + + // OpenID 1 has funny association session behaviour. + if ($assoc_response->isOpenID1()) { + $session_type = $this->_getOpenID1SessionType($assoc_response); + } else { + $session_type = $assoc_response->getArg( + Auth_OpenID_OPENID2_NS, 'session_type', + Auth_OpenID_NO_DEFAULT); + + if (Auth_OpenID::isFailure($session_type)) { + return $session_type; + } + } + + // Session type mismatch + if ($assoc_session->session_type != $session_type) { + if ($assoc_response->isOpenID1() && + ($session_type == 'no-encryption')) { + // In OpenID 1, any association request can result in + // a 'no-encryption' association response. Setting + // assoc_session to a new no-encryption session should + // make the rest of this function work properly for + // that case. + $assoc_session = new Auth_OpenID_PlainTextConsumerSession(); + } else { + // Any other mismatch, regardless of protocol version + // results in the failure of the association session + // altogether. + return null; + } + } + + // Make sure assoc_type is valid for session_type + if (!in_array($assoc_type, $assoc_session->allowed_assoc_types)) { + return null; + } + + // Delegate to the association session to extract the secret + // from the response, however is appropriate for that session + // type. + $secret = $assoc_session->extractSecret($assoc_response); + + if ($secret === null) { + return null; + } + + return Auth_OpenID_Association::fromExpiresIn( + $expires_in, $assoc_handle, $secret, $assoc_type); + } + + /** + * @access private + */ + function _createAssociateRequest($endpoint, $assoc_type, $session_type) + { + if (array_key_exists($session_type, $this->session_types)) { + $session_type_class = $this->session_types[$session_type]; + + if (is_callable($session_type_class)) { + $assoc_session = $session_type_class(); + } else { + $assoc_session = new $session_type_class(); + } + } else { + return null; + } + + $args = array( + 'mode' => 'associate', + 'assoc_type' => $assoc_type); + + if (!$endpoint->compatibilityMode()) { + $args['ns'] = Auth_OpenID_OPENID2_NS; + } + + // Leave out the session type if we're in compatibility mode + // *and* it's no-encryption. + if ((!$endpoint->compatibilityMode()) || + ($assoc_session->session_type != 'no-encryption')) { + $args['session_type'] = $assoc_session->session_type; + } + + $args = array_merge($args, $assoc_session->getRequest()); + $message = Auth_OpenID_Message::fromOpenIDArgs($args); + return array($assoc_session, $message); + } + + /** + * Given an association response message, extract the OpenID 1.X + * session type. + * + * This function mostly takes care of the 'no-encryption' default + * behavior in OpenID 1. + * + * If the association type is plain-text, this function will + * return 'no-encryption' + * + * @access private + * @return $typ The association type for this message + */ + function _getOpenID1SessionType($assoc_response) + { + // If it's an OpenID 1 message, allow session_type to default + // to None (which signifies "no-encryption") + $session_type = $assoc_response->getArg(Auth_OpenID_OPENID1_NS, + 'session_type'); + + // Handle the differences between no-encryption association + // respones in OpenID 1 and 2: + + // no-encryption is not really a valid session type for OpenID + // 1, but we'll accept it anyway, while issuing a warning. + if ($session_type == 'no-encryption') { + // oidutil.log('WARNING: OpenID server sent "no-encryption"' + // 'for OpenID 1.X') + } else if (($session_type == '') || ($session_type === null)) { + // Missing or empty session type is the way to flag a + // 'no-encryption' response. Change the session type to + // 'no-encryption' so that it can be handled in the same + // way as OpenID 2 'no-encryption' respones. + $session_type = 'no-encryption'; + } + + return $session_type; + } +} + +/** + * This class represents an authentication request from a consumer to + * an OpenID server. + * + * @package OpenID + */ +class Auth_OpenID_AuthRequest { + + /** + * Initialize an authentication request with the specified token, + * association, and endpoint. + * + * Users of this library should not create instances of this + * class. Instances of this class are created by the library when + * needed. + */ + function Auth_OpenID_AuthRequest($endpoint, $assoc) + { + $this->assoc = $assoc; + $this->endpoint = $endpoint; + $this->return_to_args = array(); + $this->message = new Auth_OpenID_Message( + $endpoint->preferredNamespace()); + $this->_anonymous = false; + } + + /** + * Add an extension to this checkid request. + * + * $extension_request: An object that implements the extension + * request interface for adding arguments to an OpenID message. + */ + function addExtension($extension_request) + { + $extension_request->toMessage($this->message); + } + + /** + * Add an extension argument to this OpenID authentication + * request. + * + * Use caution when adding arguments, because they will be + * URL-escaped and appended to the redirect URL, which can easily + * get quite long. + * + * @param string $namespace The namespace for the extension. For + * example, the simple registration extension uses the namespace + * 'sreg'. + * + * @param string $key The key within the extension namespace. For + * example, the nickname field in the simple registration + * extension's key is 'nickname'. + * + * @param string $value The value to provide to the server for + * this argument. + */ + function addExtensionArg($namespace, $key, $value) + { + return $this->message->setArg($namespace, $key, $value); + } + + /** + * Set whether this request should be made anonymously. If a + * request is anonymous, the identifier will not be sent in the + * request. This is only useful if you are making another kind of + * request with an extension in this request. + * + * Anonymous requests are not allowed when the request is made + * with OpenID 1. + */ + function setAnonymous($is_anonymous) + { + if ($is_anonymous && $this->message->isOpenID1()) { + return false; + } else { + $this->_anonymous = $is_anonymous; + return true; + } + } + + /** + * Produce a {@link Auth_OpenID_Message} representing this + * request. + * + * @param string $realm The URL (or URL pattern) that identifies + * your web site to the user when she is authorizing it. + * + * @param string $return_to The URL that the OpenID provider will + * send the user back to after attempting to verify her identity. + * + * Not specifying a return_to URL means that the user will not be + * returned to the site issuing the request upon its completion. + * + * @param bool $immediate If true, the OpenID provider is to send + * back a response immediately, useful for behind-the-scenes + * authentication attempts. Otherwise the OpenID provider may + * engage the user before providing a response. This is the + * default case, as the user may need to provide credentials or + * approve the request before a positive response can be sent. + */ + function getMessage($realm, $return_to=null, $immediate=false) + { + if ($return_to) { + $return_to = Auth_OpenID::appendArgs($return_to, + $this->return_to_args); + } else if ($immediate) { + // raise ValueError( + // '"return_to" is mandatory when + //using "checkid_immediate"') + return new Auth_OpenID_FailureResponse(null, + "'return_to' is mandatory when using checkid_immediate"); + } else if ($this->message->isOpenID1()) { + // raise ValueError('"return_to" is + // mandatory for OpenID 1 requests') + return new Auth_OpenID_FailureResponse(null, + "'return_to' is mandatory for OpenID 1 requests"); + } else if ($this->return_to_args) { + // raise ValueError('extra "return_to" arguments + // were specified, but no return_to was specified') + return new Auth_OpenID_FailureResponse(null, + "extra 'return_to' arguments where specified, " . + "but no return_to was specified"); + } + + if ($immediate) { + $mode = 'checkid_immediate'; + } else { + $mode = 'checkid_setup'; + } + + $message = $this->message->copy(); + if ($message->isOpenID1()) { + $realm_key = 'trust_root'; + } else { + $realm_key = 'realm'; + } + + $message->updateArgs(Auth_OpenID_OPENID_NS, + array( + $realm_key => $realm, + 'mode' => $mode, + 'return_to' => $return_to)); + + if (!$this->_anonymous) { + if ($this->endpoint->isOPIdentifier()) { + // This will never happen when we're in compatibility + // mode, as long as isOPIdentifier() returns False + // whenever preferredNamespace() returns OPENID1_NS. + $claimed_id = $request_identity = + Auth_OpenID_IDENTIFIER_SELECT; + } else { + $request_identity = $this->endpoint->getLocalID(); + $claimed_id = $this->endpoint->claimed_id; + } + + // This is true for both OpenID 1 and 2 + $message->setArg(Auth_OpenID_OPENID_NS, 'identity', + $request_identity); + + if ($message->isOpenID2()) { + $message->setArg(Auth_OpenID_OPENID2_NS, 'claimed_id', + $claimed_id); + } + } + + if ($this->assoc) { + $message->setArg(Auth_OpenID_OPENID_NS, 'assoc_handle', + $this->assoc->handle); + } + + return $message; + } + + function redirectURL($realm, $return_to = null, + $immediate = false) + { + $message = $this->getMessage($realm, $return_to, $immediate); + + if (Auth_OpenID::isFailure($message)) { + return $message; + } + + return $message->toURL($this->endpoint->server_url); + } + + /** + * Get html for a form to submit this request to the IDP. + * + * form_tag_attrs: An array of attributes to be added to the form + * tag. 'accept-charset' and 'enctype' have defaults that can be + * overridden. If a value is supplied for 'action' or 'method', it + * will be replaced. + */ + function formMarkup($realm, $return_to=null, $immediate=false, + $form_tag_attrs=null) + { + $message = $this->getMessage($realm, $return_to, $immediate); + + if (Auth_OpenID::isFailure($message)) { + return $message; + } + + return $message->toFormMarkup($this->endpoint->server_url, + $form_tag_attrs); + } + + /** + * Get a complete html document that will autosubmit the request + * to the IDP. + * + * Wraps formMarkup. See the documentation for that function. + */ + function htmlMarkup($realm, $return_to=null, $immediate=false, + $form_tag_attrs=null) + { + $form = $this->formMarkup($realm, $return_to, $immediate, + $form_tag_attrs); + + if (Auth_OpenID::isFailure($form)) { + return $form; + } + return Auth_OpenID::autoSubmitHTML($form); + } + + function shouldSendRedirect() + { + return $this->endpoint->compatibilityMode(); + } +} + +/** + * The base class for responses from the Auth_OpenID_Consumer. + * + * @package OpenID + */ +class Auth_OpenID_ConsumerResponse { + var $status = null; + + function setEndpoint($endpoint) + { + $this->endpoint = $endpoint; + if ($endpoint === null) { + $this->identity_url = null; + } else { + $this->identity_url = $endpoint->claimed_id; + } + } + + /** + * Return the display identifier for this response. + * + * The display identifier is related to the Claimed Identifier, but the + * two are not always identical. The display identifier is something the + * user should recognize as what they entered, whereas the response's + * claimed identifier (in the identity_url attribute) may have extra + * information for better persistence. + * + * URLs will be stripped of their fragments for display. XRIs will + * display the human-readable identifier (i-name) instead of the + * persistent identifier (i-number). + * + * Use the display identifier in your user interface. Use + * identity_url for querying your database or authorization server. + * + */ + function getDisplayIdentifier() + { + if ($this->endpoint !== null) { + return $this->endpoint->getDisplayIdentifier(); + } + return null; + } +} + +/** + * A response with a status of Auth_OpenID_SUCCESS. Indicates that + * this request is a successful acknowledgement from the OpenID server + * that the supplied URL is, indeed controlled by the requesting + * agent. This has three relevant attributes: + * + * claimed_id - The identity URL that has been authenticated + * + * signed_args - The arguments in the server's response that were + * signed and verified. + * + * status - Auth_OpenID_SUCCESS. + * + * @package OpenID + */ +class Auth_OpenID_SuccessResponse extends Auth_OpenID_ConsumerResponse { + var $status = Auth_OpenID_SUCCESS; + + /** + * @access private + */ + function Auth_OpenID_SuccessResponse($endpoint, $message, $signed_args=null) + { + $this->endpoint = $endpoint; + $this->identity_url = $endpoint->claimed_id; + $this->signed_args = $signed_args; + $this->message = $message; + + if ($this->signed_args === null) { + $this->signed_args = array(); + } + } + + /** + * Extract signed extension data from the server's response. + * + * @param string $prefix The extension namespace from which to + * extract the extension data. + */ + function extensionResponse($namespace_uri, $require_signed) + { + if ($require_signed) { + return $this->getSignedNS($namespace_uri); + } else { + return $this->message->getArgs($namespace_uri); + } + } + + function isOpenID1() + { + return $this->message->isOpenID1(); + } + + function isSigned($ns_uri, $ns_key) + { + // Return whether a particular key is signed, regardless of + // its namespace alias + return in_array($this->message->getKey($ns_uri, $ns_key), + $this->signed_args); + } + + function getSigned($ns_uri, $ns_key, $default = null) + { + // Return the specified signed field if available, otherwise + // return default + if ($this->isSigned($ns_uri, $ns_key)) { + return $this->message->getArg($ns_uri, $ns_key, $default); + } else { + return $default; + } + } + + function getSignedNS($ns_uri) + { + $args = array(); + + $msg_args = $this->message->getArgs($ns_uri); + if (Auth_OpenID::isFailure($msg_args)) { + return null; + } + + foreach ($msg_args as $key => $value) { + if (!$this->isSigned($ns_uri, $key)) { + unset($msg_args[$key]); + } + } + + return $msg_args; + } + + /** + * Get the openid.return_to argument from this response. + * + * This is useful for verifying that this request was initiated by + * this consumer. + * + * @return string $return_to The return_to URL supplied to the + * server on the initial request, or null if the response did not + * contain an 'openid.return_to' argument. + */ + function getReturnTo() + { + return $this->getSigned(Auth_OpenID_OPENID_NS, 'return_to'); + } +} + +/** + * A response with a status of Auth_OpenID_FAILURE. Indicates that the + * OpenID protocol has failed. This could be locally or remotely + * triggered. This has three relevant attributes: + * + * claimed_id - The identity URL for which authentication was + * attempted, if it can be determined. Otherwise, null. + * + * message - A message indicating why the request failed, if one is + * supplied. Otherwise, null. + * + * status - Auth_OpenID_FAILURE. + * + * @package OpenID + */ +class Auth_OpenID_FailureResponse extends Auth_OpenID_ConsumerResponse { + var $status = Auth_OpenID_FAILURE; + + function Auth_OpenID_FailureResponse($endpoint, $message = null, + $contact = null, $reference = null) + { + $this->setEndpoint($endpoint); + $this->message = $message; + $this->contact = $contact; + $this->reference = $reference; + } +} + +/** + * A specific, internal failure used to detect type URI mismatch. + * + * @package OpenID + */ +class Auth_OpenID_TypeURIMismatch extends Auth_OpenID_FailureResponse { +} + +/** + * Exception that is raised when the server returns a 400 response + * code to a direct request. + * + * @package OpenID + */ +class Auth_OpenID_ServerErrorContainer { + function Auth_OpenID_ServerErrorContainer($error_text, + $error_code, + $message) + { + $this->error_text = $error_text; + $this->error_code = $error_code; + $this->message = $message; + } + + /** + * @access private + */ + static function fromMessage($message) + { + $error_text = $message->getArg( + Auth_OpenID_OPENID_NS, 'error', ''); + $error_code = $message->getArg(Auth_OpenID_OPENID_NS, 'error_code'); + return new Auth_OpenID_ServerErrorContainer($error_text, + $error_code, + $message); + } +} + +/** + * A response with a status of Auth_OpenID_CANCEL. Indicates that the + * user cancelled the OpenID authentication request. This has two + * relevant attributes: + * + * claimed_id - The identity URL for which authentication was + * attempted, if it can be determined. Otherwise, null. + * + * status - Auth_OpenID_SUCCESS. + * + * @package OpenID + */ +class Auth_OpenID_CancelResponse extends Auth_OpenID_ConsumerResponse { + var $status = Auth_OpenID_CANCEL; + + function Auth_OpenID_CancelResponse($endpoint) + { + $this->setEndpoint($endpoint); + } +} + +/** + * A response with a status of Auth_OpenID_SETUP_NEEDED. Indicates + * that the request was in immediate mode, and the server is unable to + * authenticate the user without further interaction. + * + * claimed_id - The identity URL for which authentication was + * attempted. + * + * setup_url - A URL that can be used to send the user to the server + * to set up for authentication. The user should be redirected in to + * the setup_url, either in the current window or in a new browser + * window. Null in OpenID 2. + * + * status - Auth_OpenID_SETUP_NEEDED. + * + * @package OpenID + */ +class Auth_OpenID_SetupNeededResponse extends Auth_OpenID_ConsumerResponse { + var $status = Auth_OpenID_SETUP_NEEDED; + + function Auth_OpenID_SetupNeededResponse($endpoint, + $setup_url = null) + { + $this->setEndpoint($endpoint); + $this->setup_url = $setup_url; + } +} + + diff --git a/models/Auth/OpenID/CryptUtil.php b/models/Auth/OpenID/CryptUtil.php new file mode 100644 index 000000000..a92626777 --- /dev/null +++ b/models/Auth/OpenID/CryptUtil.php @@ -0,0 +1,108 @@ + + * @copyright 2005-2008 Janrain, Inc. + * @license http://www.apache.org/licenses/LICENSE-2.0 Apache + */ + +if (!defined('Auth_OpenID_RAND_SOURCE')) { + /** + * The filename for a source of random bytes. Define this yourself + * if you have a different source of randomness. + */ + define('Auth_OpenID_RAND_SOURCE', '/dev/urandom'); +} + +class Auth_OpenID_CryptUtil { + /** + * Get the specified number of random bytes. + * + * Attempts to use a cryptographically secure (not predictable) + * source of randomness if available. If there is no high-entropy + * randomness source available, it will fail. As a last resort, + * for non-critical systems, define + * Auth_OpenID_RAND_SOURCE as null, and + * the code will fall back on a pseudo-random number generator. + * + * @param int $num_bytes The length of the return value + * @return string $bytes random bytes + */ + static function getBytes($num_bytes) + { + static $f = null; + $bytes = ''; + if ($f === null) { + if (Auth_OpenID_RAND_SOURCE === null) { + $f = false; + } else { + $f = @fopen(Auth_OpenID_RAND_SOURCE, "r"); + if ($f === false) { + $msg = 'Define Auth_OpenID_RAND_SOURCE as null to ' . + ' continue with an insecure random number generator.'; + trigger_error($msg, E_USER_ERROR); + } + } + } + if ($f === false) { + // pseudorandom used + $bytes = ''; + for ($i = 0; $i < $num_bytes; $i += 4) { + $bytes .= pack('L', mt_rand()); + } + $bytes = substr($bytes, 0, $num_bytes); + } else { + $bytes = fread($f, $num_bytes); + } + return $bytes; + } + + /** + * Produce a string of length random bytes, chosen from chrs. If + * $chrs is null, the resulting string may contain any characters. + * + * @param integer $length The length of the resulting + * randomly-generated string + * @param string $chrs A string of characters from which to choose + * to build the new string + * @return string $result A string of randomly-chosen characters + * from $chrs + */ + static function randomString($length, $population = null) + { + if ($population === null) { + return Auth_OpenID_CryptUtil::getBytes($length); + } + + $popsize = strlen($population); + + if ($popsize > 256) { + $msg = 'More than 256 characters supplied to ' . __FUNCTION__; + trigger_error($msg, E_USER_ERROR); + } + + $duplicate = 256 % $popsize; + + $str = ""; + for ($i = 0; $i < $length; $i++) { + do { + $n = ord(Auth_OpenID_CryptUtil::getBytes(1)); + } while ($n < $duplicate); + + $n %= $popsize; + $str .= $population[$n]; + } + + return $str; + } +} + diff --git a/models/Auth/OpenID/DatabaseConnection.php b/models/Auth/OpenID/DatabaseConnection.php new file mode 100644 index 000000000..0c7d08f91 --- /dev/null +++ b/models/Auth/OpenID/DatabaseConnection.php @@ -0,0 +1,130 @@ + + * @copyright 2005-2008 Janrain, Inc. + * @license http://www.apache.org/licenses/LICENSE-2.0 Apache + */ + +/** + * An empty base class intended to emulate PEAR connection + * functionality in applications that supply their own database + * abstraction mechanisms. See {@link Auth_OpenID_SQLStore} for more + * information. You should subclass this class if you need to create + * an SQL store that needs to access its database using an + * application's database abstraction layer instead of a PEAR database + * connection. Any subclass of Auth_OpenID_DatabaseConnection MUST + * adhere to the interface specified here. + * + * @package OpenID + */ +class Auth_OpenID_DatabaseConnection { + /** + * Sets auto-commit mode on this database connection. + * + * @param bool $mode True if auto-commit is to be used; false if + * not. + */ + function autoCommit($mode) + { + } + + /** + * Run an SQL query with the specified parameters, if any. + * + * @param string $sql An SQL string with placeholders. The + * placeholders are assumed to be specific to the database engine + * for this connection. + * + * @param array $params An array of parameters to insert into the + * SQL string using this connection's escaping mechanism. + * + * @return mixed $result The result of calling this connection's + * internal query function. The type of result depends on the + * underlying database engine. This method is usually used when + * the result of a query is not important, like a DDL query. + */ + function query($sql, $params = array()) + { + } + + /** + * Starts a transaction on this connection, if supported. + */ + function begin() + { + } + + /** + * Commits a transaction on this connection, if supported. + */ + function commit() + { + } + + /** + * Performs a rollback on this connection, if supported. + */ + function rollback() + { + } + + /** + * Run an SQL query and return the first column of the first row + * of the result set, if any. + * + * @param string $sql An SQL string with placeholders. The + * placeholders are assumed to be specific to the database engine + * for this connection. + * + * @param array $params An array of parameters to insert into the + * SQL string using this connection's escaping mechanism. + * + * @return mixed $result The value of the first column of the + * first row of the result set. False if no such result was + * found. + */ + function getOne($sql, $params = array()) + { + } + + /** + * Run an SQL query and return the first row of the result set, if + * any. + * + * @param string $sql An SQL string with placeholders. The + * placeholders are assumed to be specific to the database engine + * for this connection. + * + * @param array $params An array of parameters to insert into the + * SQL string using this connection's escaping mechanism. + * + * @return array $result The first row of the result set, if any, + * keyed on column name. False if no such result was found. + */ + function getRow($sql, $params = array()) + { + } + + /** + * Run an SQL query with the specified parameters, if any. + * + * @param string $sql An SQL string with placeholders. The + * placeholders are assumed to be specific to the database engine + * for this connection. + * + * @param array $params An array of parameters to insert into the + * SQL string using this connection's escaping mechanism. + * + * @return array $result An array of arrays representing the + * result of the query; each array is keyed on column name. + */ + function getAll($sql, $params = array()) + { + } +} + diff --git a/models/Auth/OpenID/DiffieHellman.php b/models/Auth/OpenID/DiffieHellman.php new file mode 100644 index 000000000..3e25b7dbb --- /dev/null +++ b/models/Auth/OpenID/DiffieHellman.php @@ -0,0 +1,113 @@ + + * @copyright 2005-2008 Janrain, Inc. + * @license http://www.apache.org/licenses/LICENSE-2.0 Apache + */ + +require_once 'Auth/OpenID.php'; +require_once 'Auth/OpenID/BigMath.php'; + +function Auth_OpenID_getDefaultMod() +{ + return '155172898181473697471232257763715539915724801'. + '966915404479707795314057629378541917580651227423'. + '698188993727816152646631438561595825688188889951'. + '272158842675419950341258706556549803580104870537'. + '681476726513255747040765857479291291572334510643'. + '245094715007229621094194349783925984760375594985'. + '848253359305585439638443'; +} + +function Auth_OpenID_getDefaultGen() +{ + return '2'; +} + +/** + * The Diffie-Hellman key exchange class. This class relies on + * {@link Auth_OpenID_MathLibrary} to perform large number operations. + * + * @access private + * @package OpenID + */ +class Auth_OpenID_DiffieHellman { + + var $mod; + var $gen; + var $private; + var $lib = null; + + function Auth_OpenID_DiffieHellman($mod = null, $gen = null, + $private = null, $lib = null) + { + if ($lib === null) { + $this->lib = Auth_OpenID_getMathLib(); + } else { + $this->lib = $lib; + } + + if ($mod === null) { + $this->mod = $this->lib->init(Auth_OpenID_getDefaultMod()); + } else { + $this->mod = $mod; + } + + if ($gen === null) { + $this->gen = $this->lib->init(Auth_OpenID_getDefaultGen()); + } else { + $this->gen = $gen; + } + + if ($private === null) { + $r = $this->lib->rand($this->mod); + $this->private = $this->lib->add($r, 1); + } else { + $this->private = $private; + } + + $this->public = $this->lib->powmod($this->gen, $this->private, + $this->mod); + } + + function getSharedSecret($composite) + { + return $this->lib->powmod($composite, $this->private, $this->mod); + } + + function getPublicKey() + { + return $this->public; + } + + function usingDefaultValues() + { + return ($this->mod == Auth_OpenID_getDefaultMod() && + $this->gen == Auth_OpenID_getDefaultGen()); + } + + function xorSecret($composite, $secret, $hash_func) + { + $dh_shared = $this->getSharedSecret($composite); + $dh_shared_str = $this->lib->longToBinary($dh_shared); + $hash_dh_shared = $hash_func($dh_shared_str); + + $xsecret = ""; + for ($i = 0; $i < Auth_OpenID::bytes($secret); $i++) { + $xsecret .= chr(ord($secret[$i]) ^ ord($hash_dh_shared[$i])); + } + + return $xsecret; + } +} + + diff --git a/models/Auth/OpenID/Discover.php b/models/Auth/OpenID/Discover.php new file mode 100644 index 000000000..7b0c640c5 --- /dev/null +++ b/models/Auth/OpenID/Discover.php @@ -0,0 +1,606 @@ +claimed_id = null; + $this->server_url = null; + $this->type_uris = array(); + $this->local_id = null; + $this->canonicalID = null; + $this->used_yadis = false; // whether this came from an XRDS + $this->display_identifier = null; + } + + function getDisplayIdentifier() + { + if ($this->display_identifier) { + return $this->display_identifier; + } + if (! $this->claimed_id) { + return $this->claimed_id; + } + $parsed = parse_url($this->claimed_id); + $scheme = $parsed['scheme']; + $host = $parsed['host']; + $path = $parsed['path']; + if (array_key_exists('query', $parsed)) { + $query = $parsed['query']; + $no_frag = "$scheme://$host$path?$query"; + } else { + $no_frag = "$scheme://$host$path"; + } + return $no_frag; + } + + function usesExtension($extension_uri) + { + return in_array($extension_uri, $this->type_uris); + } + + function preferredNamespace() + { + if (in_array(Auth_OpenID_TYPE_2_0_IDP, $this->type_uris) || + in_array(Auth_OpenID_TYPE_2_0, $this->type_uris)) { + return Auth_OpenID_OPENID2_NS; + } else { + return Auth_OpenID_OPENID1_NS; + } + } + + /* + * Query this endpoint to see if it has any of the given type + * URIs. This is useful for implementing other endpoint classes + * that e.g. need to check for the presence of multiple versions + * of a single protocol. + * + * @param $type_uris The URIs that you wish to check + * + * @return all types that are in both in type_uris and + * $this->type_uris + */ + function matchTypes($type_uris) + { + $result = array(); + foreach ($type_uris as $test_uri) { + if ($this->supportsType($test_uri)) { + $result[] = $test_uri; + } + } + + return $result; + } + + function supportsType($type_uri) + { + // Does this endpoint support this type? + return ((in_array($type_uri, $this->type_uris)) || + (($type_uri == Auth_OpenID_TYPE_2_0) && + $this->isOPIdentifier())); + } + + function compatibilityMode() + { + return $this->preferredNamespace() != Auth_OpenID_OPENID2_NS; + } + + function isOPIdentifier() + { + return in_array(Auth_OpenID_TYPE_2_0_IDP, $this->type_uris); + } + + static function fromOPEndpointURL($op_endpoint_url) + { + // Construct an OP-Identifier OpenIDServiceEndpoint object for + // a given OP Endpoint URL + $obj = new Auth_OpenID_ServiceEndpoint(); + $obj->server_url = $op_endpoint_url; + $obj->type_uris = array(Auth_OpenID_TYPE_2_0_IDP); + return $obj; + } + + function parseService($yadis_url, $uri, $type_uris, $service_element) + { + // Set the state of this object based on the contents of the + // service element. Return true if successful, false if not + // (if findOPLocalIdentifier returns false). + $this->type_uris = $type_uris; + $this->server_url = $uri; + $this->used_yadis = true; + + if (!$this->isOPIdentifier()) { + $this->claimed_id = $yadis_url; + $this->local_id = Auth_OpenID_findOPLocalIdentifier( + $service_element, + $this->type_uris); + if ($this->local_id === false) { + return false; + } + } + + return true; + } + + function getLocalID() + { + // Return the identifier that should be sent as the + // openid.identity_url parameter to the server. + if ($this->local_id === null && $this->canonicalID === null) { + return $this->claimed_id; + } else { + if ($this->local_id) { + return $this->local_id; + } else { + return $this->canonicalID; + } + } + } + + /* + * Parse the given document as XRDS looking for OpenID consumer services. + * + * @return array of Auth_OpenID_ServiceEndpoint or null if the + * document cannot be parsed. + */ + function consumerFromXRDS($uri, $xrds_text) + { + $xrds =& Auth_Yadis_XRDS::parseXRDS($xrds_text); + + if ($xrds) { + $yadis_services = + $xrds->services(array('filter_MatchesAnyOpenIDConsumerType')); + return Auth_OpenID_makeOpenIDEndpoints($uri, $yadis_services); + } + + return null; + } + + /* + * Parse the given document as XRDS looking for OpenID services. + * + * @return array of Auth_OpenID_ServiceEndpoint or null if the + * document cannot be parsed. + */ + static function fromXRDS($uri, $xrds_text) + { + $xrds = Auth_Yadis_XRDS::parseXRDS($xrds_text); + + if ($xrds) { + $yadis_services = + $xrds->services(array('filter_MatchesAnyOpenIDType')); + return Auth_OpenID_makeOpenIDEndpoints($uri, $yadis_services); + } + + return null; + } + + /* + * Create endpoints from a DiscoveryResult. + * + * @param discoveryResult Auth_Yadis_DiscoveryResult + * @return array of Auth_OpenID_ServiceEndpoint or null if + * endpoints cannot be created. + */ + static function fromDiscoveryResult($discoveryResult) + { + if ($discoveryResult->isXRDS()) { + return Auth_OpenID_ServiceEndpoint::fromXRDS( + $discoveryResult->normalized_uri, + $discoveryResult->response_text); + } else { + return Auth_OpenID_ServiceEndpoint::fromHTML( + $discoveryResult->normalized_uri, + $discoveryResult->response_text); + } + } + + static function fromHTML($uri, $html) + { + $discovery_types = array( + array(Auth_OpenID_TYPE_2_0, + 'openid2.provider', 'openid2.local_id'), + array(Auth_OpenID_TYPE_1_1, + 'openid.server', 'openid.delegate') + ); + + $services = array(); + + foreach ($discovery_types as $triple) { + list($type_uri, $server_rel, $delegate_rel) = $triple; + + $urls = Auth_OpenID_legacy_discover($html, $server_rel, + $delegate_rel); + + if ($urls === false) { + continue; + } + + list($delegate_url, $server_url) = $urls; + + $service = new Auth_OpenID_ServiceEndpoint(); + $service->claimed_id = $uri; + $service->local_id = $delegate_url; + $service->server_url = $server_url; + $service->type_uris = array($type_uri); + + $services[] = $service; + } + + return $services; + } + + function copy() + { + $x = new Auth_OpenID_ServiceEndpoint(); + + $x->claimed_id = $this->claimed_id; + $x->server_url = $this->server_url; + $x->type_uris = $this->type_uris; + $x->local_id = $this->local_id; + $x->canonicalID = $this->canonicalID; + $x->used_yadis = $this->used_yadis; + + return $x; + } +} + +function Auth_OpenID_findOPLocalIdentifier($service, $type_uris) +{ + // Extract a openid:Delegate value from a Yadis Service element. + // If no delegate is found, returns null. Returns false on + // discovery failure (when multiple delegate/localID tags have + // different values). + + $service->parser->registerNamespace('openid', + Auth_OpenID_XMLNS_1_0); + + $service->parser->registerNamespace('xrd', + Auth_Yadis_XMLNS_XRD_2_0); + + $parser = $service->parser; + + $permitted_tags = array(); + + if (in_array(Auth_OpenID_TYPE_1_1, $type_uris) || + in_array(Auth_OpenID_TYPE_1_0, $type_uris)) { + $permitted_tags[] = 'openid:Delegate'; + } + + if (in_array(Auth_OpenID_TYPE_2_0, $type_uris)) { + $permitted_tags[] = 'xrd:LocalID'; + } + + $local_id = null; + + foreach ($permitted_tags as $tag_name) { + $tags = $service->getElements($tag_name); + + foreach ($tags as $tag) { + $content = $parser->content($tag); + + if ($local_id === null) { + $local_id = $content; + } else if ($local_id != $content) { + return false; + } + } + } + + return $local_id; +} + +function filter_MatchesAnyOpenIDType($service) +{ + $uris = $service->getTypes(); + + foreach ($uris as $uri) { + if (in_array($uri, Auth_OpenID_getOpenIDTypeURIs())) { + return true; + } + } + + return false; +} + +function filter_MatchesAnyOpenIDConsumerType(&$service) +{ + $uris = $service->getTypes(); + + foreach ($uris as $uri) { + if (in_array($uri, Auth_OpenID_getOpenIDConsumerTypeURIs())) { + return true; + } + } + + return false; +} + +function Auth_OpenID_bestMatchingService($service, $preferred_types) +{ + // Return the index of the first matching type, or something + // higher if no type matches. + // + // This provides an ordering in which service elements that + // contain a type that comes earlier in the preferred types list + // come before service elements that come later. If a service + // element has more than one type, the most preferred one wins. + + foreach ($preferred_types as $index => $typ) { + if (in_array($typ, $service->type_uris)) { + return $index; + } + } + + return count($preferred_types); +} + +function Auth_OpenID_arrangeByType($service_list, $preferred_types) +{ + // Rearrange service_list in a new list so services are ordered by + // types listed in preferred_types. Return the new list. + + // Build a list with the service elements in tuples whose + // comparison will prefer the one with the best matching service + $prio_services = array(); + foreach ($service_list as $index => $service) { + $prio_services[] = array(Auth_OpenID_bestMatchingService($service, + $preferred_types), + $index, $service); + } + + sort($prio_services); + + // Now that the services are sorted by priority, remove the sort + // keys from the list. + foreach ($prio_services as $index => $s) { + $prio_services[$index] = $prio_services[$index][2]; + } + + return $prio_services; +} + +// Extract OP Identifier services. If none found, return the rest, +// sorted with most preferred first according to +// OpenIDServiceEndpoint.openid_type_uris. +// +// openid_services is a list of OpenIDServiceEndpoint objects. +// +// Returns a list of OpenIDServiceEndpoint objects.""" +function Auth_OpenID_getOPOrUserServices($openid_services) +{ + $op_services = Auth_OpenID_arrangeByType($openid_services, + array(Auth_OpenID_TYPE_2_0_IDP)); + + $openid_services = Auth_OpenID_arrangeByType($openid_services, + Auth_OpenID_getOpenIDTypeURIs()); + + if ($op_services) { + return $op_services; + } else { + return $openid_services; + } +} + +function Auth_OpenID_makeOpenIDEndpoints($uri, $yadis_services) +{ + $s = array(); + + if (!$yadis_services) { + return $s; + } + + foreach ($yadis_services as $service) { + $type_uris = $service->getTypes(); + $uris = $service->getURIs(); + + // If any Type URIs match and there is an endpoint URI + // specified, then this is an OpenID endpoint + if ($type_uris && + $uris) { + foreach ($uris as $service_uri) { + $openid_endpoint = new Auth_OpenID_ServiceEndpoint(); + if ($openid_endpoint->parseService($uri, + $service_uri, + $type_uris, + $service)) { + $s[] = $openid_endpoint; + } + } + } + } + + return $s; +} + +function Auth_OpenID_discoverWithYadis($uri, $fetcher, + $endpoint_filter='Auth_OpenID_getOPOrUserServices', + $discover_function=null) +{ + // Discover OpenID services for a URI. Tries Yadis and falls back + // on old-style discovery if Yadis fails. + + // Might raise a yadis.discover.DiscoveryFailure if no document + // came back for that URI at all. I don't think falling back to + // OpenID 1.0 discovery on the same URL will help, so don't bother + // to catch it. + if ($discover_function === null) { + $discover_function = array('Auth_Yadis_Yadis', 'discover'); + } + + $openid_services = array(); + + $response = call_user_func_array($discover_function, + array($uri, $fetcher)); + + $yadis_url = $response->normalized_uri; + $yadis_services = array(); + + if ($response->isFailure() && !$response->isXRDS()) { + return array($uri, array()); + } + + $openid_services = Auth_OpenID_ServiceEndpoint::fromXRDS( + $yadis_url, + $response->response_text); + + if (!$openid_services) { + if ($response->isXRDS()) { + return Auth_OpenID_discoverWithoutYadis($uri, + $fetcher); + } + + // Try to parse the response as HTML to get OpenID 1.0/1.1 + // + $openid_services = Auth_OpenID_ServiceEndpoint::fromHTML( + $yadis_url, + $response->response_text); + } + + $openid_services = call_user_func_array($endpoint_filter, + array($openid_services)); + + return array($yadis_url, $openid_services); +} + +function Auth_OpenID_discoverURI($uri, $fetcher) +{ + $uri = Auth_OpenID::normalizeUrl($uri); + return Auth_OpenID_discoverWithYadis($uri, $fetcher); +} + +function Auth_OpenID_discoverWithoutYadis($uri, $fetcher) +{ + $http_resp = @$fetcher->get($uri); + + if ($http_resp->status != 200 and $http_resp->status != 206) { + return array($uri, array()); + } + + $identity_url = $http_resp->final_url; + + // Try to parse the response as HTML to get OpenID 1.0/1.1 + $openid_services = Auth_OpenID_ServiceEndpoint::fromHTML( + $identity_url, + $http_resp->body); + + return array($identity_url, $openid_services); +} + +function Auth_OpenID_discoverXRI($iname, $fetcher) +{ + $resolver = new Auth_Yadis_ProxyResolver($fetcher); + list($canonicalID, $yadis_services) = + $resolver->query($iname, + Auth_OpenID_getOpenIDTypeURIs(), + array('filter_MatchesAnyOpenIDType')); + + $openid_services = Auth_OpenID_makeOpenIDEndpoints($iname, + $yadis_services); + + $openid_services = Auth_OpenID_getOPOrUserServices($openid_services); + + for ($i = 0; $i < count($openid_services); $i++) { + $openid_services[$i]->canonicalID = $canonicalID; + $openid_services[$i]->claimed_id = $canonicalID; + $openid_services[$i]->display_identifier = $iname; + } + + // FIXME: returned xri should probably be in some normal form + return array($iname, $openid_services); +} + +function Auth_OpenID_discover($uri, $fetcher) +{ + // If the fetcher (i.e., PHP) doesn't support SSL, we can't do + // discovery on an HTTPS URL. + if ($fetcher->isHTTPS($uri) && !$fetcher->supportsSSL()) { + return array($uri, array()); + } + + if (Auth_Yadis_identifierScheme($uri) == 'XRI') { + $result = Auth_OpenID_discoverXRI($uri, $fetcher); + } else { + $result = Auth_OpenID_discoverURI($uri, $fetcher); + } + + // If the fetcher doesn't support SSL, we can't interact with + // HTTPS server URLs; remove those endpoints from the list. + if (!$fetcher->supportsSSL()) { + $http_endpoints = array(); + list($new_uri, $endpoints) = $result; + + foreach ($endpoints as $e) { + if (!$fetcher->isHTTPS($e->server_url)) { + $http_endpoints[] = $e; + } + } + + $result = array($new_uri, $http_endpoints); + } + + return $result; +} + + diff --git a/models/Auth/OpenID/DumbStore.php b/models/Auth/OpenID/DumbStore.php new file mode 100644 index 000000000..e8f29ace5 --- /dev/null +++ b/models/Auth/OpenID/DumbStore.php @@ -0,0 +1,99 @@ + + * @copyright 2005-2008 Janrain, Inc. + * @license http://www.apache.org/licenses/LICENSE-2.0 Apache + */ + +/** + * Import the interface for creating a new store class. + */ +require_once 'Auth/OpenID/Interface.php'; +require_once 'Auth/OpenID/HMAC.php'; + +/** + * This is a store for use in the worst case, when you have no way of + * saving state on the consumer site. Using this store makes the + * consumer vulnerable to replay attacks, as it's unable to use + * nonces. Avoid using this store if it is at all possible. + * + * Most of the methods of this class are implementation details. + * Users of this class need to worry only about the constructor. + * + * @package OpenID + */ +class Auth_OpenID_DumbStore extends Auth_OpenID_OpenIDStore { + + /** + * Creates a new {@link Auth_OpenID_DumbStore} instance. For the security + * of the tokens generated by the library, this class attempts to + * at least have a secure implementation of getAuthKey. + * + * When you create an instance of this class, pass in a secret + * phrase. The phrase is hashed with sha1 to make it the correct + * length and form for an auth key. That allows you to use a long + * string as the secret phrase, which means you can make it very + * difficult to guess. + * + * Each {@link Auth_OpenID_DumbStore} instance that is created for use by + * your consumer site needs to use the same $secret_phrase. + * + * @param string secret_phrase The phrase used to create the auth + * key returned by getAuthKey + */ + function Auth_OpenID_DumbStore($secret_phrase) + { + $this->auth_key = Auth_OpenID_SHA1($secret_phrase); + } + + /** + * This implementation does nothing. + */ + function storeAssociation($server_url, $association) + { + } + + /** + * This implementation always returns null. + */ + function getAssociation($server_url, $handle = null) + { + return null; + } + + /** + * This implementation always returns false. + */ + function removeAssociation($server_url, $handle) + { + return false; + } + + /** + * In a system truly limited to dumb mode, nonces must all be + * accepted. This therefore always returns true, which makes + * replay attacks feasible. + */ + function useNonce($server_url, $timestamp, $salt) + { + return true; + } + + /** + * This method returns the auth key generated by the constructor. + */ + function getAuthKey() + { + return $this->auth_key; + } +} + diff --git a/models/Auth/OpenID/Extension.php b/models/Auth/OpenID/Extension.php new file mode 100644 index 000000000..c4e38c038 --- /dev/null +++ b/models/Auth/OpenID/Extension.php @@ -0,0 +1,61 @@ +isOpenID1(); + $added = $message->namespaces->addAlias($this->ns_uri, + $this->ns_alias, + $implicit); + + if ($added === null) { + if ($message->namespaces->getAlias($this->ns_uri) != + $this->ns_alias) { + return null; + } + } + + $message->updateArgs($this->ns_uri, + $this->getExtensionArgs()); + return $message; + } +} + diff --git a/models/Auth/OpenID/FileStore.php b/models/Auth/OpenID/FileStore.php new file mode 100644 index 000000000..074421a0b --- /dev/null +++ b/models/Auth/OpenID/FileStore.php @@ -0,0 +1,618 @@ + + * @copyright 2005-2008 Janrain, Inc. + * @license http://www.apache.org/licenses/LICENSE-2.0 Apache + */ + +/** + * Require base class for creating a new interface. + */ +require_once 'Auth/OpenID.php'; +require_once 'Auth/OpenID/Interface.php'; +require_once 'Auth/OpenID/HMAC.php'; +require_once 'Auth/OpenID/Nonce.php'; + +/** + * This is a filesystem-based store for OpenID associations and + * nonces. This store should be safe for use in concurrent systems on + * both windows and unix (excluding NFS filesystems). There are a + * couple race conditions in the system, but those failure cases have + * been set up in such a way that the worst-case behavior is someone + * having to try to log in a second time. + * + * Most of the methods of this class are implementation details. + * People wishing to just use this store need only pay attention to + * the constructor. + * + * @package OpenID + */ +class Auth_OpenID_FileStore extends Auth_OpenID_OpenIDStore { + + /** + * Initializes a new {@link Auth_OpenID_FileStore}. This + * initializes the nonce and association directories, which are + * subdirectories of the directory passed in. + * + * @param string $directory This is the directory to put the store + * directories in. + */ + function Auth_OpenID_FileStore($directory) + { + if (!Auth_OpenID::ensureDir($directory)) { + trigger_error('Not a directory and failed to create: ' + . $directory, E_USER_ERROR); + } + $directory = realpath($directory); + + $this->directory = $directory; + $this->active = true; + + $this->nonce_dir = $directory . DIRECTORY_SEPARATOR . 'nonces'; + + $this->association_dir = $directory . DIRECTORY_SEPARATOR . + 'associations'; + + // Temp dir must be on the same filesystem as the assciations + // $directory. + $this->temp_dir = $directory . DIRECTORY_SEPARATOR . 'temp'; + + $this->max_nonce_age = 6 * 60 * 60; // Six hours, in seconds + + if (!$this->_setup()) { + trigger_error('Failed to initialize OpenID file store in ' . + $directory, E_USER_ERROR); + } + } + + function destroy() + { + Auth_OpenID_FileStore::_rmtree($this->directory); + $this->active = false; + } + + /** + * Make sure that the directories in which we store our data + * exist. + * + * @access private + */ + function _setup() + { + return (Auth_OpenID::ensureDir($this->nonce_dir) && + Auth_OpenID::ensureDir($this->association_dir) && + Auth_OpenID::ensureDir($this->temp_dir)); + } + + /** + * Create a temporary file on the same filesystem as + * $this->association_dir. + * + * The temporary directory should not be cleaned if there are any + * processes using the store. If there is no active process using + * the store, it is safe to remove all of the files in the + * temporary directory. + * + * @return array ($fd, $filename) + * @access private + */ + function _mktemp() + { + $name = Auth_OpenID_FileStore::_mkstemp($dir = $this->temp_dir); + $file_obj = @fopen($name, 'wb'); + if ($file_obj !== false) { + return array($file_obj, $name); + } else { + Auth_OpenID_FileStore::_removeIfPresent($name); + } + } + + function cleanupNonces() + { + global $Auth_OpenID_SKEW; + + $nonces = Auth_OpenID_FileStore::_listdir($this->nonce_dir); + $now = time(); + + $removed = 0; + // Check all nonces for expiry + foreach ($nonces as $nonce_fname) { + $base = basename($nonce_fname); + $parts = explode('-', $base, 2); + $timestamp = $parts[0]; + $timestamp = intval($timestamp, 16); + if (abs($timestamp - $now) > $Auth_OpenID_SKEW) { + Auth_OpenID_FileStore::_removeIfPresent($nonce_fname); + $removed += 1; + } + } + return $removed; + } + + /** + * Create a unique filename for a given server url and + * handle. This implementation does not assume anything about the + * format of the handle. The filename that is returned will + * contain the domain name from the server URL for ease of human + * inspection of the data directory. + * + * @return string $filename + */ + function getAssociationFilename($server_url, $handle) + { + if (!$this->active) { + trigger_error("FileStore no longer active", E_USER_ERROR); + return null; + } + + if (strpos($server_url, '://') === false) { + trigger_error(sprintf("Bad server URL: %s", $server_url), + E_USER_WARNING); + return null; + } + + list($proto, $rest) = explode('://', $server_url, 2); + $parts = explode('/', $rest); + $domain = Auth_OpenID_FileStore::_filenameEscape($parts[0]); + $url_hash = Auth_OpenID_FileStore::_safe64($server_url); + if ($handle) { + $handle_hash = Auth_OpenID_FileStore::_safe64($handle); + } else { + $handle_hash = ''; + } + + $filename = sprintf('%s-%s-%s-%s', $proto, $domain, $url_hash, + $handle_hash); + + return $this->association_dir. DIRECTORY_SEPARATOR . $filename; + } + + /** + * Store an association in the association directory. + */ + function storeAssociation($server_url, $association) + { + if (!$this->active) { + trigger_error("FileStore no longer active", E_USER_ERROR); + return false; + } + + $association_s = $association->serialize(); + $filename = $this->getAssociationFilename($server_url, + $association->handle); + list($tmp_file, $tmp) = $this->_mktemp(); + + if (!$tmp_file) { + trigger_error("_mktemp didn't return a valid file descriptor", + E_USER_WARNING); + return false; + } + + fwrite($tmp_file, $association_s); + + fflush($tmp_file); + + fclose($tmp_file); + + if (@rename($tmp, $filename)) { + return true; + } else { + // In case we are running on Windows, try unlinking the + // file in case it exists. + @unlink($filename); + + // Now the target should not exist. Try renaming again, + // giving up if it fails. + if (@rename($tmp, $filename)) { + return true; + } + } + + // If there was an error, don't leave the temporary file + // around. + Auth_OpenID_FileStore::_removeIfPresent($tmp); + return false; + } + + /** + * Retrieve an association. If no handle is specified, return the + * association with the most recent issue time. + * + * @return mixed $association + */ + function getAssociation($server_url, $handle = null) + { + if (!$this->active) { + trigger_error("FileStore no longer active", E_USER_ERROR); + return null; + } + + if ($handle === null) { + $handle = ''; + } + + // The filename with the empty handle is a prefix of all other + // associations for the given server URL. + $filename = $this->getAssociationFilename($server_url, $handle); + + if ($handle) { + return $this->_getAssociation($filename); + } else { + $association_files = + Auth_OpenID_FileStore::_listdir($this->association_dir); + $matching_files = array(); + + // strip off the path to do the comparison + $name = basename($filename); + foreach ($association_files as $association_file) { + $base = basename($association_file); + if (strpos($base, $name) === 0) { + $matching_files[] = $association_file; + } + } + + $matching_associations = array(); + // read the matching files and sort by time issued + foreach ($matching_files as $full_name) { + $association = $this->_getAssociation($full_name); + if ($association !== null) { + $matching_associations[] = array($association->issued, + $association); + } + } + + $issued = array(); + $assocs = array(); + foreach ($matching_associations as $key => $assoc) { + $issued[$key] = $assoc[0]; + $assocs[$key] = $assoc[1]; + } + + array_multisort($issued, SORT_DESC, $assocs, SORT_DESC, + $matching_associations); + + // return the most recently issued one. + if ($matching_associations) { + list($issued, $assoc) = $matching_associations[0]; + return $assoc; + } else { + return null; + } + } + } + + /** + * @access private + */ + function _getAssociation($filename) + { + if (!$this->active) { + trigger_error("FileStore no longer active", E_USER_ERROR); + return null; + } + + $assoc_file = @fopen($filename, 'rb'); + + if ($assoc_file === false) { + return null; + } + + $assoc_s = fread($assoc_file, filesize($filename)); + fclose($assoc_file); + + if (!$assoc_s) { + return null; + } + + $association = + Auth_OpenID_Association::deserialize('Auth_OpenID_Association', + $assoc_s); + + if (!$association) { + Auth_OpenID_FileStore::_removeIfPresent($filename); + return null; + } + + if ($association->getExpiresIn() == 0) { + Auth_OpenID_FileStore::_removeIfPresent($filename); + return null; + } else { + return $association; + } + } + + /** + * Remove an association if it exists. Do nothing if it does not. + * + * @return bool $success + */ + function removeAssociation($server_url, $handle) + { + if (!$this->active) { + trigger_error("FileStore no longer active", E_USER_ERROR); + return null; + } + + $assoc = $this->getAssociation($server_url, $handle); + if ($assoc === null) { + return false; + } else { + $filename = $this->getAssociationFilename($server_url, $handle); + return Auth_OpenID_FileStore::_removeIfPresent($filename); + } + } + + /** + * Return whether this nonce is present. As a side effect, mark it + * as no longer present. + * + * @return bool $present + */ + function useNonce($server_url, $timestamp, $salt) + { + global $Auth_OpenID_SKEW; + + if (!$this->active) { + trigger_error("FileStore no longer active", E_USER_ERROR); + return null; + } + + if ( abs($timestamp - time()) > $Auth_OpenID_SKEW ) { + return false; + } + + if ($server_url) { + list($proto, $rest) = explode('://', $server_url, 2); + } else { + $proto = ''; + $rest = ''; + } + + $parts = explode('/', $rest, 2); + $domain = $this->_filenameEscape($parts[0]); + $url_hash = $this->_safe64($server_url); + $salt_hash = $this->_safe64($salt); + + $filename = sprintf('%08x-%s-%s-%s-%s', $timestamp, $proto, + $domain, $url_hash, $salt_hash); + $filename = $this->nonce_dir . DIRECTORY_SEPARATOR . $filename; + + $result = @fopen($filename, 'x'); + + if ($result === false) { + return false; + } else { + fclose($result); + return true; + } + } + + /** + * Remove expired entries from the database. This is potentially + * expensive, so only run when it is acceptable to take time. + * + * @access private + */ + function _allAssocs() + { + $all_associations = array(); + + $association_filenames = + Auth_OpenID_FileStore::_listdir($this->association_dir); + + foreach ($association_filenames as $association_filename) { + $association_file = fopen($association_filename, 'rb'); + + if ($association_file !== false) { + $assoc_s = fread($association_file, + filesize($association_filename)); + fclose($association_file); + + // Remove expired or corrupted associations + $association = + Auth_OpenID_Association::deserialize( + 'Auth_OpenID_Association', $assoc_s); + + if ($association === null) { + Auth_OpenID_FileStore::_removeIfPresent( + $association_filename); + } else { + if ($association->getExpiresIn() == 0) { + $all_associations[] = array($association_filename, + $association); + } + } + } + } + + return $all_associations; + } + + function clean() + { + if (!$this->active) { + trigger_error("FileStore no longer active", E_USER_ERROR); + return null; + } + + $nonces = Auth_OpenID_FileStore::_listdir($this->nonce_dir); + $now = time(); + + // Check all nonces for expiry + foreach ($nonces as $nonce) { + if (!Auth_OpenID_checkTimestamp($nonce, $now)) { + $filename = $this->nonce_dir . DIRECTORY_SEPARATOR . $nonce; + Auth_OpenID_FileStore::_removeIfPresent($filename); + } + } + + foreach ($this->_allAssocs() as $pair) { + list($assoc_filename, $assoc) = $pair; + if ($assoc->getExpiresIn() == 0) { + Auth_OpenID_FileStore::_removeIfPresent($assoc_filename); + } + } + } + + /** + * @access private + */ + function _rmtree($dir) + { + if ($dir[strlen($dir) - 1] != DIRECTORY_SEPARATOR) { + $dir .= DIRECTORY_SEPARATOR; + } + + if ($handle = opendir($dir)) { + while ($item = readdir($handle)) { + if (!in_array($item, array('.', '..'))) { + if (is_dir($dir . $item)) { + + if (!Auth_OpenID_FileStore::_rmtree($dir . $item)) { + return false; + } + } else if (is_file($dir . $item)) { + if (!unlink($dir . $item)) { + return false; + } + } + } + } + + closedir($handle); + + if (!@rmdir($dir)) { + return false; + } + + return true; + } else { + // Couldn't open directory. + return false; + } + } + + /** + * @access private + */ + function _mkstemp($dir) + { + foreach (range(0, 4) as $i) { + $name = tempnam($dir, "php_openid_filestore_"); + + if ($name !== false) { + return $name; + } + } + return false; + } + + /** + * @access private + */ + static function _mkdtemp($dir) + { + foreach (range(0, 4) as $i) { + $name = $dir . strval(DIRECTORY_SEPARATOR) . strval(getmypid()) . + "-" . strval(rand(1, time())); + if (!mkdir($name, 0700)) { + return false; + } else { + return $name; + } + } + return false; + } + + /** + * @access private + */ + function _listdir($dir) + { + $handle = opendir($dir); + $files = array(); + while (false !== ($filename = readdir($handle))) { + if (!in_array($filename, array('.', '..'))) { + $files[] = $dir . DIRECTORY_SEPARATOR . $filename; + } + } + return $files; + } + + /** + * @access private + */ + function _isFilenameSafe($char) + { + $_Auth_OpenID_filename_allowed = Auth_OpenID_letters . + Auth_OpenID_digits . "."; + return (strpos($_Auth_OpenID_filename_allowed, $char) !== false); + } + + /** + * @access private + */ + function _safe64($str) + { + $h64 = base64_encode(Auth_OpenID_SHA1($str)); + $h64 = str_replace('+', '_', $h64); + $h64 = str_replace('/', '.', $h64); + $h64 = str_replace('=', '', $h64); + return $h64; + } + + /** + * @access private + */ + function _filenameEscape($str) + { + $filename = ""; + $b = Auth_OpenID::toBytes($str); + + for ($i = 0; $i < count($b); $i++) { + $c = $b[$i]; + if (Auth_OpenID_FileStore::_isFilenameSafe($c)) { + $filename .= $c; + } else { + $filename .= sprintf("_%02X", ord($c)); + } + } + return $filename; + } + + /** + * Attempt to remove a file, returning whether the file existed at + * the time of the call. + * + * @access private + * @return bool $result True if the file was present, false if not. + */ + function _removeIfPresent($filename) + { + return @unlink($filename); + } + + function cleanupAssociations() + { + $removed = 0; + foreach ($this->_allAssocs() as $pair) { + list($assoc_filename, $assoc) = $pair; + if ($assoc->getExpiresIn() == 0) { + $this->_removeIfPresent($assoc_filename); + $removed += 1; + } + } + return $removed; + } +} + + diff --git a/models/Auth/OpenID/HMAC.php b/models/Auth/OpenID/HMAC.php new file mode 100644 index 000000000..e9779bd4e --- /dev/null +++ b/models/Auth/OpenID/HMAC.php @@ -0,0 +1,98 @@ + + * @copyright 2005-2008 Janrain, Inc. + * @license http://www.apache.org/licenses/LICENSE-2.0 Apache + */ + +require_once 'Auth/OpenID.php'; + +/** + * SHA1_BLOCKSIZE is this module's SHA1 blocksize used by the fallback + * implementation. + */ +define('Auth_OpenID_SHA1_BLOCKSIZE', 64); + +function Auth_OpenID_SHA1($text) +{ + if (function_exists('hash') && + function_exists('hash_algos') && + (in_array('sha1', hash_algos()))) { + // PHP 5 case (sometimes): 'hash' available and 'sha1' algo + // supported. + return hash('sha1', $text, true); + } else if (function_exists('sha1')) { + // PHP 4 case: 'sha1' available. + $hex = sha1($text); + $raw = ''; + for ($i = 0; $i < 40; $i += 2) { + $hexcode = substr($hex, $i, 2); + $charcode = (int)base_convert($hexcode, 16, 10); + $raw .= chr($charcode); + } + return $raw; + } else { + // Explode. + trigger_error('No SHA1 function found', E_USER_ERROR); + } +} + +/** + * Compute an HMAC/SHA1 hash. + * + * @access private + * @param string $key The HMAC key + * @param string $text The message text to hash + * @return string $mac The MAC + */ +function Auth_OpenID_HMACSHA1($key, $text) +{ + if (Auth_OpenID::bytes($key) > Auth_OpenID_SHA1_BLOCKSIZE) { + $key = Auth_OpenID_SHA1($key, true); + } + + $key = str_pad($key, Auth_OpenID_SHA1_BLOCKSIZE, chr(0x00)); + $ipad = str_repeat(chr(0x36), Auth_OpenID_SHA1_BLOCKSIZE); + $opad = str_repeat(chr(0x5c), Auth_OpenID_SHA1_BLOCKSIZE); + $hash1 = Auth_OpenID_SHA1(($key ^ $ipad) . $text, true); + $hmac = Auth_OpenID_SHA1(($key ^ $opad) . $hash1, true); + return $hmac; +} + +if (function_exists('hash') && + function_exists('hash_algos') && + (in_array('sha256', hash_algos()))) { + function Auth_OpenID_SHA256($text) + { + // PHP 5 case: 'hash' available and 'sha256' algo supported. + return hash('sha256', $text, true); + } + define('Auth_OpenID_SHA256_SUPPORTED', true); +} else { + define('Auth_OpenID_SHA256_SUPPORTED', false); +} + +if (function_exists('hash_hmac') && + function_exists('hash_algos') && + (in_array('sha256', hash_algos()))) { + + function Auth_OpenID_HMACSHA256($key, $text) + { + // Return raw MAC (not hex string). + return hash_hmac('sha256', $text, $key, true); + } + + define('Auth_OpenID_HMACSHA256_SUPPORTED', true); +} else { + define('Auth_OpenID_HMACSHA256_SUPPORTED', false); +} + diff --git a/models/Auth/OpenID/Interface.php b/models/Auth/OpenID/Interface.php new file mode 100644 index 000000000..eca6b9c50 --- /dev/null +++ b/models/Auth/OpenID/Interface.php @@ -0,0 +1,196 @@ + + * @copyright 2005-2008 Janrain, Inc. + * @license http://www.apache.org/licenses/LICENSE-2.0 Apache + */ + +/** + * This is the interface for the store objects the OpenID library + * uses. It is a single class that provides all of the persistence + * mechanisms that the OpenID library needs, for both servers and + * consumers. If you want to create an SQL-driven store, please see + * then {@link Auth_OpenID_SQLStore} class. + * + * Change: Version 2.0 removed the storeNonce, getAuthKey, and isDumb + * methods, and changed the behavior of the useNonce method to support + * one-way nonces. + * + * @package OpenID + * @author JanRain, Inc. + */ +class Auth_OpenID_OpenIDStore { + /** + * This method puts an Association object into storage, + * retrievable by server URL and handle. + * + * @param string $server_url The URL of the identity server that + * this association is with. Because of the way the server portion + * of the library uses this interface, don't assume there are any + * limitations on the character set of the input string. In + * particular, expect to see unescaped non-url-safe characters in + * the server_url field. + * + * @param Association $association The Association to store. + */ + function storeAssociation($server_url, $association) + { + trigger_error("Auth_OpenID_OpenIDStore::storeAssociation ". + "not implemented", E_USER_ERROR); + } + + /* + * Remove expired nonces from the store. + * + * Discards any nonce from storage that is old enough that its + * timestamp would not pass useNonce(). + * + * This method is not called in the normal operation of the + * library. It provides a way for store admins to keep their + * storage from filling up with expired data. + * + * @return the number of nonces expired + */ + function cleanupNonces() + { + trigger_error("Auth_OpenID_OpenIDStore::cleanupNonces ". + "not implemented", E_USER_ERROR); + } + + /* + * Remove expired associations from the store. + * + * This method is not called in the normal operation of the + * library. It provides a way for store admins to keep their + * storage from filling up with expired data. + * + * @return the number of associations expired. + */ + function cleanupAssociations() + { + trigger_error("Auth_OpenID_OpenIDStore::cleanupAssociations ". + "not implemented", E_USER_ERROR); + } + + /* + * Shortcut for cleanupNonces(), cleanupAssociations(). + * + * This method is not called in the normal operation of the + * library. It provides a way for store admins to keep their + * storage from filling up with expired data. + */ + function cleanup() + { + return array($this->cleanupNonces(), + $this->cleanupAssociations()); + } + + /** + * Report whether this storage supports cleanup + */ + function supportsCleanup() + { + return true; + } + + /** + * This method returns an Association object from storage that + * matches the server URL and, if specified, handle. It returns + * null if no such association is found or if the matching + * association is expired. + * + * If no handle is specified, the store may return any association + * which matches the server URL. If multiple associations are + * valid, the recommended return value for this method is the one + * most recently issued. + * + * This method is allowed (and encouraged) to garbage collect + * expired associations when found. This method must not return + * expired associations. + * + * @param string $server_url The URL of the identity server to get + * the association for. Because of the way the server portion of + * the library uses this interface, don't assume there are any + * limitations on the character set of the input string. In + * particular, expect to see unescaped non-url-safe characters in + * the server_url field. + * + * @param mixed $handle This optional parameter is the handle of + * the specific association to get. If no specific handle is + * provided, any valid association matching the server URL is + * returned. + * + * @return Association The Association for the given identity + * server. + */ + function getAssociation($server_url, $handle = null) + { + trigger_error("Auth_OpenID_OpenIDStore::getAssociation ". + "not implemented", E_USER_ERROR); + } + + /** + * This method removes the matching association if it's found, and + * returns whether the association was removed or not. + * + * @param string $server_url The URL of the identity server the + * association to remove belongs to. Because of the way the server + * portion of the library uses this interface, don't assume there + * are any limitations on the character set of the input + * string. In particular, expect to see unescaped non-url-safe + * characters in the server_url field. + * + * @param string $handle This is the handle of the association to + * remove. If there isn't an association found that matches both + * the given URL and handle, then there was no matching handle + * found. + * + * @return mixed Returns whether or not the given association existed. + */ + function removeAssociation($server_url, $handle) + { + trigger_error("Auth_OpenID_OpenIDStore::removeAssociation ". + "not implemented", E_USER_ERROR); + } + + /** + * Called when using a nonce. + * + * This method should return C{True} if the nonce has not been + * used before, and store it for a while to make sure nobody + * tries to use the same value again. If the nonce has already + * been used, return C{False}. + * + * Change: In earlier versions, round-trip nonces were used and a + * nonce was only valid if it had been previously stored with + * storeNonce. Version 2.0 uses one-way nonces, requiring a + * different implementation here that does not depend on a + * storeNonce call. (storeNonce is no longer part of the + * interface. + * + * @param string $nonce The nonce to use. + * + * @return bool Whether or not the nonce was valid. + */ + function useNonce($server_url, $timestamp, $salt) + { + trigger_error("Auth_OpenID_OpenIDStore::useNonce ". + "not implemented", E_USER_ERROR); + } + + /** + * Removes all entries from the store; implementation is optional. + */ + function reset() + { + } + +} diff --git a/models/Auth/OpenID/KVForm.php b/models/Auth/OpenID/KVForm.php new file mode 100644 index 000000000..dd02661d8 --- /dev/null +++ b/models/Auth/OpenID/KVForm.php @@ -0,0 +1,111 @@ + + * @copyright 2005-2008 Janrain, Inc. + * @license http://www.apache.org/licenses/LICENSE-2.0 Apache + */ + +/** + * Container for key-value/comma-newline OpenID format and parsing + */ +class Auth_OpenID_KVForm { + /** + * Convert an OpenID colon/newline separated string into an + * associative array + * + * @static + * @access private + */ + static function toArray($kvs, $strict=false) + { + $lines = explode("\n", $kvs); + + $last = array_pop($lines); + if ($last !== '') { + array_push($lines, $last); + if ($strict) { + return false; + } + } + + $values = array(); + + for ($lineno = 0; $lineno < count($lines); $lineno++) { + $line = $lines[$lineno]; + $kv = explode(':', $line, 2); + if (count($kv) != 2) { + if ($strict) { + return false; + } + continue; + } + + $key = $kv[0]; + $tkey = trim($key); + if ($tkey != $key) { + if ($strict) { + return false; + } + } + + $value = $kv[1]; + $tval = trim($value); + if ($tval != $value) { + if ($strict) { + return false; + } + } + + $values[$tkey] = $tval; + } + + return $values; + } + + /** + * Convert an array into an OpenID colon/newline separated string + * + * @static + * @access private + */ + static function fromArray($values) + { + if ($values === null) { + return null; + } + + ksort($values); + + $serialized = ''; + foreach ($values as $key => $value) { + if (is_array($value)) { + list($key, $value) = array($value[0], $value[1]); + } + + if (strpos($key, ':') !== false) { + return null; + } + + if (strpos($key, "\n") !== false) { + return null; + } + + if (strpos($value, "\n") !== false) { + return null; + } + $serialized .= "$key:$value\n"; + } + return $serialized; + } +} + diff --git a/models/Auth/OpenID/MDB2Store.php b/models/Auth/OpenID/MDB2Store.php new file mode 100644 index 000000000..80024bada --- /dev/null +++ b/models/Auth/OpenID/MDB2Store.php @@ -0,0 +1,413 @@ + + * @copyright 2005 Janrain, Inc. + * @license http://www.gnu.org/copyleft/lesser.html LGPL + */ + +require_once 'MDB2.php'; + +/** + * @access private + */ +require_once 'Auth/OpenID/Interface.php'; + +/** + * @access private + */ +require_once 'Auth/OpenID.php'; + +/** + * @access private + */ +require_once 'Auth/OpenID/Nonce.php'; + +/** + * This store uses a PEAR::MDB2 connection to store persistence + * information. + * + * The table names used are determined by the class variables + * associations_table_name and nonces_table_name. To change the name + * of the tables used, pass new table names into the constructor. + * + * To create the tables with the proper schema, see the createTables + * method. + * + * @package OpenID + */ +class Auth_OpenID_MDB2Store extends Auth_OpenID_OpenIDStore { + /** + * This creates a new MDB2Store instance. It requires an + * established database connection be given to it, and it allows + * overriding the default table names. + * + * @param connection $connection This must be an established + * connection to a database of the correct type for the SQLStore + * subclass you're using. This must be a PEAR::MDB2 connection + * handle. + * + * @param associations_table: This is an optional parameter to + * specify the name of the table used for storing associations. + * The default value is 'oid_associations'. + * + * @param nonces_table: This is an optional parameter to specify + * the name of the table used for storing nonces. The default + * value is 'oid_nonces'. + */ + function Auth_OpenID_MDB2Store($connection, + $associations_table = null, + $nonces_table = null) + { + $this->associations_table_name = "oid_associations"; + $this->nonces_table_name = "oid_nonces"; + + // Check the connection object type to be sure it's a PEAR + // database connection. + if (!is_object($connection) || + !is_subclass_of($connection, 'mdb2_driver_common')) { + trigger_error("Auth_OpenID_MDB2Store expected PEAR connection " . + "object (got ".get_class($connection).")", + E_USER_ERROR); + return; + } + + $this->connection = $connection; + + // Be sure to set the fetch mode so the results are keyed on + // column name instead of column index. + $this->connection->setFetchMode(MDB2_FETCHMODE_ASSOC); + + if (PEAR::isError($this->connection->loadModule('Extended'))) { + trigger_error("Unable to load MDB2_Extended module", E_USER_ERROR); + return; + } + + if ($associations_table) { + $this->associations_table_name = $associations_table; + } + + if ($nonces_table) { + $this->nonces_table_name = $nonces_table; + } + + $this->max_nonce_age = 6 * 60 * 60; + } + + function tableExists($table_name) + { + return !PEAR::isError($this->connection->query( + sprintf("SELECT * FROM %s LIMIT 0", + $table_name))); + } + + function createTables() + { + $n = $this->create_nonce_table(); + $a = $this->create_assoc_table(); + + if (!$n || !$a) { + return false; + } + return true; + } + + function create_nonce_table() + { + if (!$this->tableExists($this->nonces_table_name)) { + switch ($this->connection->phptype) { + case "mysql": + case "mysqli": + // Custom SQL for MySQL to use InnoDB and variable- + // length keys + $r = $this->connection->exec( + sprintf("CREATE TABLE %s (\n". + " server_url VARCHAR(2047) NOT NULL DEFAULT '',\n". + " timestamp INTEGER NOT NULL,\n". + " salt CHAR(40) NOT NULL,\n". + " UNIQUE (server_url(255), timestamp, salt)\n". + ") TYPE=InnoDB", + $this->nonces_table_name)); + if (PEAR::isError($r)) { + return false; + } + break; + default: + if (PEAR::isError( + $this->connection->loadModule('Manager'))) { + return false; + } + $fields = array( + "server_url" => array( + "type" => "text", + "length" => 2047, + "notnull" => true + ), + "timestamp" => array( + "type" => "integer", + "notnull" => true + ), + "salt" => array( + "type" => "text", + "length" => 40, + "fixed" => true, + "notnull" => true + ) + ); + $constraint = array( + "unique" => 1, + "fields" => array( + "server_url" => true, + "timestamp" => true, + "salt" => true + ) + ); + + $r = $this->connection->createTable($this->nonces_table_name, + $fields); + if (PEAR::isError($r)) { + return false; + } + + $r = $this->connection->createConstraint( + $this->nonces_table_name, + $this->nonces_table_name . "_constraint", + $constraint); + if (PEAR::isError($r)) { + return false; + } + break; + } + } + return true; + } + + function create_assoc_table() + { + if (!$this->tableExists($this->associations_table_name)) { + switch ($this->connection->phptype) { + case "mysql": + case "mysqli": + // Custom SQL for MySQL to use InnoDB and variable- + // length keys + $r = $this->connection->exec( + sprintf("CREATE TABLE %s(\n". + " server_url VARCHAR(2047) NOT NULL DEFAULT '',\n". + " handle VARCHAR(255) NOT NULL,\n". + " secret BLOB NOT NULL,\n". + " issued INTEGER NOT NULL,\n". + " lifetime INTEGER NOT NULL,\n". + " assoc_type VARCHAR(64) NOT NULL,\n". + " PRIMARY KEY (server_url(255), handle)\n". + ") TYPE=InnoDB", + $this->associations_table_name)); + if (PEAR::isError($r)) { + return false; + } + break; + default: + if (PEAR::isError( + $this->connection->loadModule('Manager'))) { + return false; + } + $fields = array( + "server_url" => array( + "type" => "text", + "length" => 2047, + "notnull" => true + ), + "handle" => array( + "type" => "text", + "length" => 255, + "notnull" => true + ), + "secret" => array( + "type" => "blob", + "length" => "255", + "notnull" => true + ), + "issued" => array( + "type" => "integer", + "notnull" => true + ), + "lifetime" => array( + "type" => "integer", + "notnull" => true + ), + "assoc_type" => array( + "type" => "text", + "length" => 64, + "notnull" => true + ) + ); + $options = array( + "primary" => array( + "server_url" => true, + "handle" => true + ) + ); + + $r = $this->connection->createTable( + $this->associations_table_name, + $fields, + $options); + if (PEAR::isError($r)) { + return false; + } + break; + } + } + return true; + } + + function storeAssociation($server_url, $association) + { + $fields = array( + "server_url" => array( + "value" => $server_url, + "key" => true + ), + "handle" => array( + "value" => $association->handle, + "key" => true + ), + "secret" => array( + "value" => $association->secret, + "type" => "blob" + ), + "issued" => array( + "value" => $association->issued + ), + "lifetime" => array( + "value" => $association->lifetime + ), + "assoc_type" => array( + "value" => $association->assoc_type + ) + ); + + return !PEAR::isError($this->connection->replace( + $this->associations_table_name, + $fields)); + } + + function cleanupNonces() + { + global $Auth_OpenID_SKEW; + $v = time() - $Auth_OpenID_SKEW; + + return $this->connection->exec( + sprintf("DELETE FROM %s WHERE timestamp < %d", + $this->nonces_table_name, $v)); + } + + function cleanupAssociations() + { + return $this->connection->exec( + sprintf("DELETE FROM %s WHERE issued + lifetime < %d", + $this->associations_table_name, time())); + } + + function getAssociation($server_url, $handle = null) + { + $sql = ""; + $params = null; + $types = array( + "text", + "blob", + "integer", + "integer", + "text" + ); + if ($handle !== null) { + $sql = sprintf("SELECT handle, secret, issued, lifetime, assoc_type " . + "FROM %s WHERE server_url = ? AND handle = ?", + $this->associations_table_name); + $params = array($server_url, $handle); + } else { + $sql = sprintf("SELECT handle, secret, issued, lifetime, assoc_type " . + "FROM %s WHERE server_url = ? ORDER BY issued DESC", + $this->associations_table_name); + $params = array($server_url); + } + + $assoc = $this->connection->getRow($sql, $types, $params); + + if (!$assoc || PEAR::isError($assoc)) { + return null; + } else { + $association = new Auth_OpenID_Association($assoc['handle'], + stream_get_contents( + $assoc['secret']), + $assoc['issued'], + $assoc['lifetime'], + $assoc['assoc_type']); + fclose($assoc['secret']); + return $association; + } + } + + function removeAssociation($server_url, $handle) + { + $r = $this->connection->execParam( + sprintf("DELETE FROM %s WHERE server_url = ? AND handle = ?", + $this->associations_table_name), + array($server_url, $handle)); + + if (PEAR::isError($r) || $r == 0) { + return false; + } + return true; + } + + function useNonce($server_url, $timestamp, $salt) + { + global $Auth_OpenID_SKEW; + + if (abs($timestamp - time()) > $Auth_OpenID_SKEW ) { + return false; + } + + $fields = array( + "timestamp" => $timestamp, + "salt" => $salt + ); + + if (!empty($server_url)) { + $fields["server_url"] = $server_url; + } + + $r = $this->connection->autoExecute( + $this->nonces_table_name, + $fields, + MDB2_AUTOQUERY_INSERT); + + if (PEAR::isError($r)) { + return false; + } + return true; + } + + /** + * Resets the store by removing all records from the store's + * tables. + */ + function reset() + { + $this->connection->query(sprintf("DELETE FROM %s", + $this->associations_table_name)); + + $this->connection->query(sprintf("DELETE FROM %s", + $this->nonces_table_name)); + } + +} + +?> diff --git a/models/Auth/OpenID/MemcachedStore.php b/models/Auth/OpenID/MemcachedStore.php new file mode 100644 index 000000000..fc10800b1 --- /dev/null +++ b/models/Auth/OpenID/MemcachedStore.php @@ -0,0 +1,207 @@ + + * @copyright 2008 JanRain, Inc. + * @license http://www.apache.org/licenses/LICENSE-2.0 Apache + * Contributed by Open Web Technologies + */ + +/** + * Import the interface for creating a new store class. + */ +require_once 'Auth/OpenID/Interface.php'; + +/** + * This is a memcached-based store for OpenID associations and + * nonces. + * + * As memcache has limit of 250 chars for key length, + * server_url, handle and salt are hashed with sha1(). + * + * Most of the methods of this class are implementation details. + * People wishing to just use this store need only pay attention to + * the constructor. + * + * @package OpenID + */ +class Auth_OpenID_MemcachedStore extends Auth_OpenID_OpenIDStore { + + /** + * Initializes a new {@link Auth_OpenID_MemcachedStore} instance. + * Just saves memcached object as property. + * + * @param resource connection Memcache connection resourse + */ + function Auth_OpenID_MemcachedStore($connection, $compress = false) + { + $this->connection = $connection; + $this->compress = $compress ? MEMCACHE_COMPRESSED : 0; + } + + /** + * Store association until its expiration time in memcached. + * Overwrites any existing association with same server_url and + * handle. Handles list of associations for every server. + */ + function storeAssociation($server_url, $association) + { + // create memcached keys for association itself + // and list of associations for this server + $associationKey = $this->associationKey($server_url, + $association->handle); + $serverKey = $this->associationServerKey($server_url); + + // get list of associations + $serverAssociations = $this->connection->get($serverKey); + + // if no such list, initialize it with empty array + if (!$serverAssociations) { + $serverAssociations = array(); + } + // and store given association key in it + $serverAssociations[$association->issued] = $associationKey; + + // save associations' keys list + $this->connection->set( + $serverKey, + $serverAssociations, + $this->compress + ); + // save association itself + $this->connection->set( + $associationKey, + $association, + $this->compress, + $association->issued + $association->lifetime); + } + + /** + * Read association from memcached. If no handle given + * and multiple associations found, returns latest issued + */ + function getAssociation($server_url, $handle = null) + { + // simple case: handle given + if ($handle !== null) { + // get association, return null if failed + $association = $this->connection->get( + $this->associationKey($server_url, $handle)); + return $association ? $association : null; + } + + // no handle given, working with list + // create key for list of associations + $serverKey = $this->associationServerKey($server_url); + + // get list of associations + $serverAssociations = $this->connection->get($serverKey); + // return null if failed or got empty list + if (!$serverAssociations) { + return null; + } + + // get key of most recently issued association + $keys = array_keys($serverAssociations); + sort($keys); + $lastKey = $serverAssociations[array_pop($keys)]; + + // get association, return null if failed + $association = $this->connection->get($lastKey); + return $association ? $association : null; + } + + /** + * Immediately delete association from memcache. + */ + function removeAssociation($server_url, $handle) + { + // create memcached keys for association itself + // and list of associations for this server + $serverKey = $this->associationServerKey($server_url); + $associationKey = $this->associationKey($server_url, + $handle); + + // get list of associations + $serverAssociations = $this->connection->get($serverKey); + // return null if failed or got empty list + if (!$serverAssociations) { + return false; + } + + // ensure that given association key exists in list + $serverAssociations = array_flip($serverAssociations); + if (!array_key_exists($associationKey, $serverAssociations)) { + return false; + } + + // remove given association key from list + unset($serverAssociations[$associationKey]); + $serverAssociations = array_flip($serverAssociations); + + // save updated list + $this->connection->set( + $serverKey, + $serverAssociations, + $this->compress + ); + + // delete association + return $this->connection->delete($associationKey); + } + + /** + * Create nonce for server and salt, expiring after + * $Auth_OpenID_SKEW seconds. + */ + function useNonce($server_url, $timestamp, $salt) + { + global $Auth_OpenID_SKEW; + + // save one request to memcache when nonce obviously expired + if (abs($timestamp - time()) > $Auth_OpenID_SKEW) { + return false; + } + + // returns false when nonce already exists + // otherwise adds nonce + return $this->connection->add( + 'openid_nonce_' . sha1($server_url) . '_' . sha1($salt), + 1, // any value here + $this->compress, + $Auth_OpenID_SKEW); + } + + /** + * Memcache key is prefixed with 'openid_association_' string. + */ + function associationKey($server_url, $handle = null) + { + return 'openid_association_' . sha1($server_url) . '_' . sha1($handle); + } + + /** + * Memcache key is prefixed with 'openid_association_' string. + */ + function associationServerKey($server_url) + { + return 'openid_association_server_' . sha1($server_url); + } + + /** + * Report that this storage doesn't support cleanup + */ + function supportsCleanup() + { + return false; + } +} + diff --git a/models/Auth/OpenID/Message.php b/models/Auth/OpenID/Message.php new file mode 100644 index 000000000..9aa1fa468 --- /dev/null +++ b/models/Auth/OpenID/Message.php @@ -0,0 +1,920 @@ +keys = array(); + $this->values = array(); + + if (is_array($classic_array)) { + foreach ($classic_array as $key => $value) { + $this->set($key, $value); + } + } + } + + /** + * Returns true if $thing is an Auth_OpenID_Mapping object; false + * if not. + */ + static function isA($thing) + { + return (is_object($thing) && + strtolower(get_class($thing)) == 'auth_openid_mapping'); + } + + /** + * Returns an array of the keys in the mapping. + */ + function keys() + { + return $this->keys; + } + + /** + * Returns an array of values in the mapping. + */ + function values() + { + return $this->values; + } + + /** + * Returns an array of (key, value) pairs in the mapping. + */ + function items() + { + $temp = array(); + + for ($i = 0; $i < count($this->keys); $i++) { + $temp[] = array($this->keys[$i], + $this->values[$i]); + } + return $temp; + } + + /** + * Returns the "length" of the mapping, or the number of keys. + */ + function len() + { + return count($this->keys); + } + + /** + * Sets a key-value pair in the mapping. If the key already + * exists, its value is replaced with the new value. + */ + function set($key, $value) + { + $index = array_search($key, $this->keys); + + if ($index !== false) { + $this->values[$index] = $value; + } else { + $this->keys[] = $key; + $this->values[] = $value; + } + } + + /** + * Gets a specified value from the mapping, associated with the + * specified key. If the key does not exist in the mapping, + * $default is returned instead. + */ + function get($key, $default = null) + { + $index = array_search($key, $this->keys); + + if ($index !== false) { + return $this->values[$index]; + } else { + return $default; + } + } + + /** + * @access private + */ + function _reflow() + { + // PHP is broken yet again. Sort the arrays to remove the + // hole in the numeric indexes that make up the array. + $old_keys = $this->keys; + $old_values = $this->values; + + $this->keys = array(); + $this->values = array(); + + foreach ($old_keys as $k) { + $this->keys[] = $k; + } + + foreach ($old_values as $v) { + $this->values[] = $v; + } + } + + /** + * Deletes a key-value pair from the mapping with the specified + * key. + */ + function del($key) + { + $index = array_search($key, $this->keys); + + if ($index !== false) { + unset($this->keys[$index]); + unset($this->values[$index]); + $this->_reflow(); + return true; + } + return false; + } + + /** + * Returns true if the specified value has a key in the mapping; + * false if not. + */ + function contains($value) + { + return (array_search($value, $this->keys) !== false); + } +} + +/** + * Maintains a bijective map between namespace uris and aliases. + * + * @package OpenID + */ +class Auth_OpenID_NamespaceMap { + function Auth_OpenID_NamespaceMap() + { + $this->alias_to_namespace = new Auth_OpenID_Mapping(); + $this->namespace_to_alias = new Auth_OpenID_Mapping(); + $this->implicit_namespaces = array(); + } + + function getAlias($namespace_uri) + { + return $this->namespace_to_alias->get($namespace_uri); + } + + function getNamespaceURI($alias) + { + return $this->alias_to_namespace->get($alias); + } + + function iterNamespaceURIs() + { + // Return an iterator over the namespace URIs + return $this->namespace_to_alias->keys(); + } + + function iterAliases() + { + // Return an iterator over the aliases""" + return $this->alias_to_namespace->keys(); + } + + function iteritems() + { + return $this->namespace_to_alias->items(); + } + + function isImplicit($namespace_uri) + { + return in_array($namespace_uri, $this->implicit_namespaces); + } + + function addAlias($namespace_uri, $desired_alias, $implicit=false) + { + // Add an alias from this namespace URI to the desired alias + global $Auth_OpenID_OPENID_PROTOCOL_FIELDS; + + // Check that desired_alias is not an openid protocol field as + // per the spec. + if (in_array($desired_alias, $Auth_OpenID_OPENID_PROTOCOL_FIELDS)) { + Auth_OpenID::log("\"%s\" is not an allowed namespace alias", + $desired_alias); + return null; + } + + // Check that desired_alias does not contain a period as per + // the spec. + if (strpos($desired_alias, '.') !== false) { + Auth_OpenID::log('"%s" must not contain a dot', $desired_alias); + return null; + } + + // Check that there is not a namespace already defined for the + // desired alias + $current_namespace_uri = + $this->alias_to_namespace->get($desired_alias); + + if (($current_namespace_uri !== null) && + ($current_namespace_uri != $namespace_uri)) { + Auth_OpenID::log('Cannot map "%s" because previous mapping exists', + $namespace_uri); + return null; + } + + // Check that there is not already a (different) alias for + // this namespace URI + $alias = $this->namespace_to_alias->get($namespace_uri); + + if (($alias !== null) && ($alias != $desired_alias)) { + Auth_OpenID::log('Cannot map %s to alias %s. ' . + 'It is already mapped to alias %s', + $namespace_uri, $desired_alias, $alias); + return null; + } + + assert((Auth_OpenID_NULL_NAMESPACE === $desired_alias) || + is_string($desired_alias)); + + $this->alias_to_namespace->set($desired_alias, $namespace_uri); + $this->namespace_to_alias->set($namespace_uri, $desired_alias); + if ($implicit) { + array_push($this->implicit_namespaces, $namespace_uri); + } + + return $desired_alias; + } + + function add($namespace_uri) + { + // Add this namespace URI to the mapping, without caring what + // alias it ends up with + + // See if this namespace is already mapped to an alias + $alias = $this->namespace_to_alias->get($namespace_uri); + + if ($alias !== null) { + return $alias; + } + + // Fall back to generating a numerical alias + $i = 0; + while (1) { + $alias = 'ext' . strval($i); + if ($this->addAlias($namespace_uri, $alias) === null) { + $i += 1; + } else { + return $alias; + } + } + + // Should NEVER be reached! + return null; + } + + function contains($namespace_uri) + { + return $this->isDefined($namespace_uri); + } + + function isDefined($namespace_uri) + { + return $this->namespace_to_alias->contains($namespace_uri); + } +} + +/** + * In the implementation of this object, null represents the global + * namespace as well as a namespace with no key. + * + * @package OpenID + */ +class Auth_OpenID_Message { + + function Auth_OpenID_Message($openid_namespace = null) + { + // Create an empty Message + $this->allowed_openid_namespaces = array( + Auth_OpenID_OPENID1_NS, + Auth_OpenID_THE_OTHER_OPENID1_NS, + Auth_OpenID_OPENID2_NS); + + $this->args = new Auth_OpenID_Mapping(); + $this->namespaces = new Auth_OpenID_NamespaceMap(); + if ($openid_namespace === null) { + $this->_openid_ns_uri = null; + } else { + $implicit = Auth_OpenID_isOpenID1($openid_namespace); + $this->setOpenIDNamespace($openid_namespace, $implicit); + } + } + + function isOpenID1() + { + return Auth_OpenID_isOpenID1($this->getOpenIDNamespace()); + } + + function isOpenID2() + { + return $this->getOpenIDNamespace() == Auth_OpenID_OPENID2_NS; + } + + static function fromPostArgs($args) + { + // Construct a Message containing a set of POST arguments + $obj = new Auth_OpenID_Message(); + + // Partition into "openid." args and bare args + $openid_args = array(); + foreach ($args as $key => $value) { + + if (is_array($value)) { + return null; + } + + $parts = explode('.', $key, 2); + + if (count($parts) == 2) { + list($prefix, $rest) = $parts; + } else { + $prefix = null; + } + + if ($prefix != 'openid') { + $obj->args->set(array(Auth_OpenID_BARE_NS, $key), $value); + } else { + $openid_args[$rest] = $value; + } + } + + if ($obj->_fromOpenIDArgs($openid_args)) { + return $obj; + } else { + return null; + } + } + + static function fromOpenIDArgs($openid_args) + { + // Takes an array. + + // Construct a Message from a parsed KVForm message + $obj = new Auth_OpenID_Message(); + if ($obj->_fromOpenIDArgs($openid_args)) { + return $obj; + } else { + return null; + } + } + + /** + * @access private + */ + function _fromOpenIDArgs($openid_args) + { + global $Auth_OpenID_registered_aliases; + + // Takes an Auth_OpenID_Mapping instance OR an array. + + if (!Auth_OpenID_Mapping::isA($openid_args)) { + $openid_args = new Auth_OpenID_Mapping($openid_args); + } + + $ns_args = array(); + + // Resolve namespaces + foreach ($openid_args->items() as $pair) { + list($rest, $value) = $pair; + + $parts = explode('.', $rest, 2); + + if (count($parts) == 2) { + list($ns_alias, $ns_key) = $parts; + } else { + $ns_alias = Auth_OpenID_NULL_NAMESPACE; + $ns_key = $rest; + } + + if ($ns_alias == 'ns') { + if ($this->namespaces->addAlias($value, $ns_key) === null) { + return false; + } + } else if (($ns_alias == Auth_OpenID_NULL_NAMESPACE) && + ($ns_key == 'ns')) { + // null namespace + if ($this->setOpenIDNamespace($value, false) === false) { + return false; + } + } else { + $ns_args[] = array($ns_alias, $ns_key, $value); + } + } + + if (!$this->getOpenIDNamespace()) { + if ($this->setOpenIDNamespace(Auth_OpenID_OPENID1_NS, true) === + false) { + return false; + } + } + + // Actually put the pairs into the appropriate namespaces + foreach ($ns_args as $triple) { + list($ns_alias, $ns_key, $value) = $triple; + $ns_uri = $this->namespaces->getNamespaceURI($ns_alias); + if ($ns_uri === null) { + $ns_uri = $this->_getDefaultNamespace($ns_alias); + if ($ns_uri === null) { + + $ns_uri = Auth_OpenID_OPENID_NS; + $ns_key = sprintf('%s.%s', $ns_alias, $ns_key); + } else { + $this->namespaces->addAlias($ns_uri, $ns_alias, true); + } + } + + $this->setArg($ns_uri, $ns_key, $value); + } + + return true; + } + + function _getDefaultNamespace($mystery_alias) + { + global $Auth_OpenID_registered_aliases; + if ($this->isOpenID1()) { + return @$Auth_OpenID_registered_aliases[$mystery_alias]; + } + return null; + } + + function setOpenIDNamespace($openid_ns_uri, $implicit) + { + if (!in_array($openid_ns_uri, $this->allowed_openid_namespaces)) { + Auth_OpenID::log('Invalid null namespace: "%s"', $openid_ns_uri); + return false; + } + + $succeeded = $this->namespaces->addAlias($openid_ns_uri, + Auth_OpenID_NULL_NAMESPACE, + $implicit); + if ($succeeded === false) { + return false; + } + + $this->_openid_ns_uri = $openid_ns_uri; + + return true; + } + + function getOpenIDNamespace() + { + return $this->_openid_ns_uri; + } + + static function fromKVForm($kvform_string) + { + // Create a Message from a KVForm string + return Auth_OpenID_Message::fromOpenIDArgs( + Auth_OpenID_KVForm::toArray($kvform_string)); + } + + function copy() + { + return $this; + } + + function toPostArgs() + { + // Return all arguments with openid. in front of namespaced + // arguments. + + $args = array(); + + // Add namespace definitions to the output + foreach ($this->namespaces->iteritems() as $pair) { + list($ns_uri, $alias) = $pair; + if ($this->namespaces->isImplicit($ns_uri)) { + continue; + } + if ($alias == Auth_OpenID_NULL_NAMESPACE) { + $ns_key = 'openid.ns'; + } else { + $ns_key = 'openid.ns.' . $alias; + } + $args[$ns_key] = $ns_uri; + } + + foreach ($this->args->items() as $pair) { + list($ns_parts, $value) = $pair; + list($ns_uri, $ns_key) = $ns_parts; + $key = $this->getKey($ns_uri, $ns_key); + $args[$key] = $value; + } + + return $args; + } + + function toArgs() + { + // Return all namespaced arguments, failing if any + // non-namespaced arguments exist. + $post_args = $this->toPostArgs(); + $kvargs = array(); + foreach ($post_args as $k => $v) { + if (strpos($k, 'openid.') !== 0) { + // raise ValueError( + // 'This message can only be encoded as a POST, because it ' + // 'contains arguments that are not prefixed with "openid."') + return null; + } else { + $kvargs[substr($k, 7)] = $v; + } + } + + return $kvargs; + } + + function toFormMarkup($action_url, $form_tag_attrs = null, + $submit_text = "Continue") + { + $form = "
$attr) { + $form .= sprintf(" %s=\"%s\"", $name, $attr); + } + } + + $form .= ">\n"; + + foreach ($this->toPostArgs() as $name => $value) { + $form .= sprintf( + "\n", + $name, $value); + } + + $form .= sprintf("\n", + $submit_text); + + $form .= "
\n"; + + return $form; + } + + function toURL($base_url) + { + // Generate a GET URL with the parameters in this message + // attached as query parameters. + return Auth_OpenID::appendArgs($base_url, $this->toPostArgs()); + } + + function toKVForm() + { + // Generate a KVForm string that contains the parameters in + // this message. This will fail if the message contains + // arguments outside of the 'openid.' prefix. + return Auth_OpenID_KVForm::fromArray($this->toArgs()); + } + + function toURLEncoded() + { + // Generate an x-www-urlencoded string + $args = array(); + + foreach ($this->toPostArgs() as $k => $v) { + $args[] = array($k, $v); + } + + sort($args); + return Auth_OpenID::httpBuildQuery($args); + } + + /** + * @access private + */ + function _fixNS($namespace) + { + // Convert an input value into the internally used values of + // this object + + if ($namespace == Auth_OpenID_OPENID_NS) { + if ($this->_openid_ns_uri === null) { + return new Auth_OpenID_FailureResponse(null, + 'OpenID namespace not set'); + } else { + $namespace = $this->_openid_ns_uri; + } + } + + if (($namespace != Auth_OpenID_BARE_NS) && + (!is_string($namespace))) { + //TypeError + $err_msg = sprintf("Namespace must be Auth_OpenID_BARE_NS, ". + "Auth_OpenID_OPENID_NS or a string. got %s", + print_r($namespace, true)); + return new Auth_OpenID_FailureResponse(null, $err_msg); + } + + if (($namespace != Auth_OpenID_BARE_NS) && + (strpos($namespace, ':') === false)) { + // fmt = 'OpenID 2.0 namespace identifiers SHOULD be URIs. Got %r' + // warnings.warn(fmt % (namespace,), DeprecationWarning) + + if ($namespace == 'sreg') { + // fmt = 'Using %r instead of "sreg" as namespace' + // warnings.warn(fmt % (SREG_URI,), DeprecationWarning,) + return Auth_OpenID_SREG_URI; + } + } + + return $namespace; + } + + function hasKey($namespace, $ns_key) + { + $namespace = $this->_fixNS($namespace); + if (Auth_OpenID::isFailure($namespace)) { + // XXX log me + return false; + } else { + return $this->args->contains(array($namespace, $ns_key)); + } + } + + function getKey($namespace, $ns_key) + { + // Get the key for a particular namespaced argument + $namespace = $this->_fixNS($namespace); + if (Auth_OpenID::isFailure($namespace)) { + return $namespace; + } + if ($namespace == Auth_OpenID_BARE_NS) { + return $ns_key; + } + + $ns_alias = $this->namespaces->getAlias($namespace); + + // No alias is defined, so no key can exist + if ($ns_alias === null) { + return null; + } + + if ($ns_alias == Auth_OpenID_NULL_NAMESPACE) { + $tail = $ns_key; + } else { + $tail = sprintf('%s.%s', $ns_alias, $ns_key); + } + + return 'openid.' . $tail; + } + + function getArg($namespace, $key, $default = null) + { + // Get a value for a namespaced key. + $namespace = $this->_fixNS($namespace); + + if (Auth_OpenID::isFailure($namespace)) { + return $namespace; + } else { + if ((!$this->args->contains(array($namespace, $key))) && + ($default == Auth_OpenID_NO_DEFAULT)) { + $err_msg = sprintf("Namespace %s missing required field %s", + $namespace, $key); + return new Auth_OpenID_FailureResponse(null, $err_msg); + } else { + return $this->args->get(array($namespace, $key), $default); + } + } + } + + function getArgs($namespace) + { + // Get the arguments that are defined for this namespace URI + + $namespace = $this->_fixNS($namespace); + if (Auth_OpenID::isFailure($namespace)) { + return $namespace; + } else { + $stuff = array(); + foreach ($this->args->items() as $pair) { + list($key, $value) = $pair; + list($pair_ns, $ns_key) = $key; + if ($pair_ns == $namespace) { + $stuff[$ns_key] = $value; + } + } + + return $stuff; + } + } + + function updateArgs($namespace, $updates) + { + // Set multiple key/value pairs in one call + + $namespace = $this->_fixNS($namespace); + + if (Auth_OpenID::isFailure($namespace)) { + return $namespace; + } else { + foreach ($updates as $k => $v) { + $this->setArg($namespace, $k, $v); + } + return true; + } + } + + function setArg($namespace, $key, $value) + { + // Set a single argument in this namespace + $namespace = $this->_fixNS($namespace); + + if (Auth_OpenID::isFailure($namespace)) { + return $namespace; + } else { + $this->args->set(array($namespace, $key), $value); + if ($namespace !== Auth_OpenID_BARE_NS) { + $this->namespaces->add($namespace); + } + return true; + } + } + + function delArg($namespace, $key) + { + $namespace = $this->_fixNS($namespace); + + if (Auth_OpenID::isFailure($namespace)) { + return $namespace; + } else { + return $this->args->del(array($namespace, $key)); + } + } + + function getAliasedArg($aliased_key, $default = null) + { + if ($aliased_key == 'ns') { + // Return the namespace URI for the OpenID namespace + return $this->getOpenIDNamespace(); + } + + $parts = explode('.', $aliased_key, 2); + + if (count($parts) != 2) { + $ns = null; + } else { + list($alias, $key) = $parts; + + if ($alias == 'ns') { + // Return the namespace URI for a namespace alias + // parameter. + return $this->namespaces->getNamespaceURI($key); + } else { + $ns = $this->namespaces->getNamespaceURI($alias); + } + } + + if ($ns === null) { + $key = $aliased_key; + $ns = $this->getOpenIDNamespace(); + } + + return $this->getArg($ns, $key, $default); + } +} + + diff --git a/models/Auth/OpenID/MySQLStore.php b/models/Auth/OpenID/MySQLStore.php new file mode 100644 index 000000000..810f059f1 --- /dev/null +++ b/models/Auth/OpenID/MySQLStore.php @@ -0,0 +1,77 @@ +sql['nonce_table'] = + "CREATE TABLE %s (\n". + " server_url VARCHAR(2047) NOT NULL,\n". + " timestamp INTEGER NOT NULL,\n". + " salt CHAR(40) NOT NULL,\n". + " UNIQUE (server_url(255), timestamp, salt)\n". + ") ENGINE=InnoDB"; + + $this->sql['assoc_table'] = + "CREATE TABLE %s (\n". + " server_url BLOB NOT NULL,\n". + " handle VARCHAR(255) NOT NULL,\n". + " secret BLOB NOT NULL,\n". + " issued INTEGER NOT NULL,\n". + " lifetime INTEGER NOT NULL,\n". + " assoc_type VARCHAR(64) NOT NULL,\n". + " PRIMARY KEY (server_url(255), handle)\n". + ") ENGINE=InnoDB"; + + $this->sql['set_assoc'] = + "REPLACE INTO %s (server_url, handle, secret, issued,\n". + " lifetime, assoc_type) VALUES (?, ?, !, ?, ?, ?)"; + + $this->sql['get_assocs'] = + "SELECT handle, secret, issued, lifetime, assoc_type FROM %s ". + "WHERE server_url = ?"; + + $this->sql['get_assoc'] = + "SELECT handle, secret, issued, lifetime, assoc_type FROM %s ". + "WHERE server_url = ? AND handle = ?"; + + $this->sql['remove_assoc'] = + "DELETE FROM %s WHERE server_url = ? AND handle = ?"; + + $this->sql['add_nonce'] = + "INSERT INTO %s (server_url, timestamp, salt) VALUES (?, ?, ?)"; + + $this->sql['clean_nonce'] = + "DELETE FROM %s WHERE timestamp < ?"; + + $this->sql['clean_assoc'] = + "DELETE FROM %s WHERE issued + lifetime < ?"; + } + + /** + * @access private + */ + function blobEncode($blob) + { + return "0x" . bin2hex($blob); + } +} + diff --git a/models/Auth/OpenID/Nonce.php b/models/Auth/OpenID/Nonce.php new file mode 100644 index 000000000..b83c5911f --- /dev/null +++ b/models/Auth/OpenID/Nonce.php @@ -0,0 +1,108 @@ +preferred_auth_policies = $preferred_auth_policies; + $this->max_auth_age = $max_auth_age; + } + + /** + * Add an acceptable authentication policy URI to this request + * + * This method is intended to be used by the relying party to add + * acceptable authentication types to the request. + * + * policy_uri: The identifier for the preferred type of + * authentication. + */ + function addPolicyURI($policy_uri) + { + if (!in_array($policy_uri, $this->preferred_auth_policies)) { + $this->preferred_auth_policies[] = $policy_uri; + } + } + + function getExtensionArgs() + { + $ns_args = array( + 'preferred_auth_policies' => + implode(' ', $this->preferred_auth_policies) + ); + + if ($this->max_auth_age !== null) { + $ns_args['max_auth_age'] = strval($this->max_auth_age); + } + + return $ns_args; + } + + /** + * Instantiate a Request object from the arguments in a checkid_* + * OpenID message + */ + static function fromOpenIDRequest($request) + { + $obj = new Auth_OpenID_PAPE_Request(); + $args = $request->message->getArgs(Auth_OpenID_PAPE_NS_URI); + + if ($args === null || $args === array()) { + return null; + } + + $obj->parseExtensionArgs($args); + return $obj; + } + + /** + * Set the state of this request to be that expressed in these + * PAPE arguments + * + * @param args: The PAPE arguments without a namespace + */ + function parseExtensionArgs($args) + { + // preferred_auth_policies is a space-separated list of policy + // URIs + $this->preferred_auth_policies = array(); + + $policies_str = Auth_OpenID::arrayGet($args, 'preferred_auth_policies'); + if ($policies_str) { + foreach (explode(' ', $policies_str) as $uri) { + if (!in_array($uri, $this->preferred_auth_policies)) { + $this->preferred_auth_policies[] = $uri; + } + } + } + + // max_auth_age is base-10 integer number of seconds + $max_auth_age_str = Auth_OpenID::arrayGet($args, 'max_auth_age'); + if ($max_auth_age_str) { + $this->max_auth_age = Auth_OpenID::intval($max_auth_age_str); + } else { + $this->max_auth_age = null; + } + } + + /** + * Given a list of authentication policy URIs that a provider + * supports, this method returns the subsequence of those types + * that are preferred by the relying party. + * + * @param supported_types: A sequence of authentication policy + * type URIs that are supported by a provider + * + * @return array The sub-sequence of the supported types that are + * preferred by the relying party. This list will be ordered in + * the order that the types appear in the supported_types + * sequence, and may be empty if the provider does not prefer any + * of the supported authentication types. + */ + function preferredTypes($supported_types) + { + $result = array(); + + foreach ($supported_types as $st) { + if (in_array($st, $this->preferred_auth_policies)) { + $result[] = $st; + } + } + return $result; + } +} + +/** + * A Provider Authentication Policy response, sent from a provider to + * a relying party + */ +class Auth_OpenID_PAPE_Response extends Auth_OpenID_Extension { + + var $ns_alias = 'pape'; + var $ns_uri = Auth_OpenID_PAPE_NS_URI; + + function Auth_OpenID_PAPE_Response($auth_policies=null, $auth_time=null, + $nist_auth_level=null) + { + if ($auth_policies) { + $this->auth_policies = $auth_policies; + } else { + $this->auth_policies = array(); + } + + $this->auth_time = $auth_time; + $this->nist_auth_level = $nist_auth_level; + } + + /** + * Add a authentication policy to this response + * + * This method is intended to be used by the provider to add a + * policy that the provider conformed to when authenticating the + * user. + * + * @param policy_uri: The identifier for the preferred type of + * authentication. + */ + function addPolicyURI($policy_uri) + { + if (!in_array($policy_uri, $this->auth_policies)) { + $this->auth_policies[] = $policy_uri; + } + } + + /** + * Create an Auth_OpenID_PAPE_Response object from a successful + * OpenID library response. + * + * @param success_response $success_response A SuccessResponse + * from Auth_OpenID_Consumer::complete() + * + * @returns: A provider authentication policy response from the + * data that was supplied with the id_res response. + */ + static function fromSuccessResponse($success_response) + { + $obj = new Auth_OpenID_PAPE_Response(); + + // PAPE requires that the args be signed. + $args = $success_response->getSignedNS(Auth_OpenID_PAPE_NS_URI); + + if ($args === null || $args === array()) { + return null; + } + + $result = $obj->parseExtensionArgs($args); + + if ($result === false) { + return null; + } else { + return $obj; + } + } + + /** + * Parse the provider authentication policy arguments into the + * internal state of this object + * + * @param args: unqualified provider authentication policy + * arguments + * + * @param strict: Whether to return false when bad data is + * encountered + * + * @return null The data is parsed into the internal fields of + * this object. + */ + function parseExtensionArgs($args, $strict=false) + { + $policies_str = Auth_OpenID::arrayGet($args, 'auth_policies'); + if ($policies_str && $policies_str != "none") { + $this->auth_policies = explode(" ", $policies_str); + } + + $nist_level_str = Auth_OpenID::arrayGet($args, 'nist_auth_level'); + if ($nist_level_str !== null) { + $nist_level = Auth_OpenID::intval($nist_level_str); + + if ($nist_level === false) { + if ($strict) { + return false; + } else { + $nist_level = null; + } + } + + if (0 <= $nist_level && $nist_level < 5) { + $this->nist_auth_level = $nist_level; + } else if ($strict) { + return false; + } + } + + $auth_time = Auth_OpenID::arrayGet($args, 'auth_time'); + if ($auth_time !== null) { + if (preg_match(PAPE_TIME_VALIDATOR, $auth_time)) { + $this->auth_time = $auth_time; + } else if ($strict) { + return false; + } + } + } + + function getExtensionArgs() + { + $ns_args = array(); + if (count($this->auth_policies) > 0) { + $ns_args['auth_policies'] = implode(' ', $this->auth_policies); + } else { + $ns_args['auth_policies'] = 'none'; + } + + if ($this->nist_auth_level !== null) { + if (!in_array($this->nist_auth_level, range(0, 4), true)) { + return false; + } + $ns_args['nist_auth_level'] = strval($this->nist_auth_level); + } + + if ($this->auth_time !== null) { + if (!preg_match(PAPE_TIME_VALIDATOR, $this->auth_time)) { + return false; + } + + $ns_args['auth_time'] = $this->auth_time; + } + + return $ns_args; + } +} + diff --git a/models/Auth/OpenID/Parse.php b/models/Auth/OpenID/Parse.php new file mode 100644 index 000000000..6c2e72169 --- /dev/null +++ b/models/Auth/OpenID/Parse.php @@ -0,0 +1,377 @@ + tags + * in the head of HTML or XHTML documents and parses out their + * attributes according to the OpenID spec. It is a liberal parser, + * but it requires these things from the data in order to work: + * + * - There must be an open tag + * + * - There must be an open tag inside of the tag + * + * - Only s that are found inside of the tag are parsed + * (this is by design) + * + * - The parser follows the OpenID specification in resolving the + * attributes of the link tags. This means that the attributes DO + * NOT get resolved as they would by an XML or HTML parser. In + * particular, only certain entities get replaced, and href + * attributes do not get resolved relative to a base URL. + * + * From http://openid.net/specs.bml: + * + * - The openid.server URL MUST be an absolute URL. OpenID consumers + * MUST NOT attempt to resolve relative URLs. + * + * - The openid.server URL MUST NOT include entities other than &, + * <, >, and ". + * + * The parser ignores SGML comments and . Both kinds + * of quoting are allowed for attributes. + * + * The parser deals with invalid markup in these ways: + * + * - Tag names are not case-sensitive + * + * - The tag is accepted even when it is not at the top level + * + * - The tag is accepted even when it is not a direct child of + * the tag, but a tag must be an ancestor of the + * tag + * + * - tags are accepted even when they are not direct children + * of the tag, but a tag must be an ancestor of the + * tag + * + * - If there is no closing tag for an open or tag, the + * remainder of the document is viewed as being inside of the + * tag. If there is no closing tag for a tag, the link tag is + * treated as a short tag. Exceptions to this rule are that + * closes and or closes + * + * - Attributes of the tag are not required to be quoted. + * + * - In the case of duplicated attribute names, the attribute coming + * last in the tag will be the value returned. + * + * - Any text that does not parse as an attribute within a link tag + * will be ignored. (e.g. will + * ignore pumpkin) + * + * - If there are more than one or tag, the parser only + * looks inside of the first one. + * + * - The contents of + + +Name: Link inside comment inside head inside html + + + + + + +Name: Link inside of head after short head + + + + + + + +Name: Plain vanilla +Link: + + + + + + +Name: Ignore tags in the namespace +Link*: + + + + + + + + +Name: Short link tag +Link: + + + + + + +Name: Spaces in the HTML tag +Link: + + + + + + +Name: Spaces in the head tag +Link: + + + + + + +Name: Spaces in the link tag +Link: + + + + + + +Name: No whitespace +Link: + + + + +Name: Closed head tag +Link: + + + + + + + +Name: One good, one bad (after close head) +Link: + + + + + + + + +Name: One good, one bad (after open body) +Link: + + + + + + + + +Name: ill formed (missing close head) +Link: + + + + + + + +Name: Ill formed (no close head, link after ) +Link: + + + + + + + + +Name: Ignore random tags inside of html +Link: + + + + + +<link> + + +Name: case-folding +Link*: + +<HtMl> +<hEaD> +<LiNk> + + +Name: unexpected tags +Link: + +<butternut> +<html> +<summer> +<head> +<turban> +<link> + + +Name: un-closed script tags +Link*: + +<html> +<head> +<script> +<link> + + +Name: un-closed script tags (no whitespace) +Link*: + +<html><head><script><link> + + +Name: un-closed comment +Link*: + +<html> +<head> +<!-- +<link> + + +Name: un-closed CDATA +Link*: + +<html> +<head> +<![CDATA[ +<link> + + +Name: cdata-like +Link*: + +<html> +<head> +<![ACORN[ +<link> +]]> + + +Name: comment close only +Link: + +<html> +<head> +<link> +--> + + +Name: Vanilla, two links +Link: +Link: + +<html> +<head> +<link> +<link> + + +Name: extra tag, two links +Link: +Link: + +<html> +<gold nugget> +<head> +<link> +<link> + + +Name: case-fold, body ends, two links +Link: +Link*: + +<html> +<head> +<link> +<LiNk> +<body> +<link> + + +Name: simple, non-quoted rel +Link: rel=openid.server + +<html><head><link rel=openid.server> + + +Name: short tag has rel +Link: rel=openid.server + +<html><head><link rel=openid.server/> + + +Name: short tag w/space has rel +Link: rel=openid.server + +<html><head><link rel=openid.server /> + + +Name: extra non-attribute, has rel +Link: rel=openid.server + +<html><head><link hubbard rel=openid.server> + + +Name: non-attr, has rel, short +Link: rel=openid.server + +<html><head><link hubbard rel=openid.server/> + + +Name: non-attr, has rel, short, space +Link: rel=openid.server + +<html><head><link hubbard rel=openid.server /> + + +Name: misplaced slash has rel +Link: rel=openid.server + +<html><head><link / rel=openid.server> + + +Name: quoted rel +Link: rel=openid.server + +<html><head><link rel="openid.server"> + + +Name: single-quoted rel +Link: rel=openid.server + +<html><head><link rel='openid.server'> + + +Name: two links w/ rel +Link: x=y +Link: a=b + +<html><head><link x=y><link a=b> + + +Name: non-entity +Link: x=&y + +<html><head><link x=&y> + + +Name: quoted non-entity +Link: x=&y + +<html><head><link x="&y"> + + +Name: quoted entity +Link: x=& + +<html><head><link x="&"> + + +Name: entity not processed +Link: x= + +<html><head><link x=""> + + +Name: < +Link: x=< + +<html><head><link x="<"> + + +Name: > +Link: x=> + +<html><head><link x=">"> + + +Name: " +Link: x=" + +<html><head><link x="""> + + +Name: &" +Link: x=&" + +<html><head><link x="&""> + + +Name: mixed entity and non-entity +Link: x=&"…> + +<html><head><link x="&"…>"> + + +Name: mixed entity and non-entity (w/normal chars) +Link: x=x&"…>x + +<html><head><link x="x&"…>x"> + + +Name: broken tags +Link*: x=y + +<html><head><link x=y<> + + +Name: missing close pointy +Link: z=y + +<html><head><link x=y<link z=y /> + + +Name: missing attribute value +Link: x=y y*= +Link: x=y + +<html><head><link x=y y=><link x=y /> + + +Name: Missing close pointy (no following) +Link*: x=y + +<html><head><link x=y + + +Name: Should be quoted +Link: x*=< + +<html><head><link x="<"> + + +Name: Should be quoted (2) +Link: x*=> + +<html><head><link x=">"> + + +Name: Repeated attribute +Link: x=y + +<html><head><link x=z x=y> + + +Name: Repeated attribute (2) +Link: x=y + +<html><head><link x=y x=y> + + +Name: Two attributes +Link: x=y y=z + +<html><head><link x=y y=z> + + +Name: Well-formed link rel="openid.server" +Link: rel=openid.server href=http://www.myopenid.com/server + +<html> + <head> + <link rel="openid.server" + href="http://www.myopenid.com/server" /> + </head> +</html> + + +Name: Well-formed link rel="openid.server" and "openid.delegate" +Link: rel=openid.server href=http://www.myopenid.com/server +Link: rel=openid.delegate href=http://example.myopenid.com/ + +<html><head><link rel="openid.server" + href="http://www.myopenid.com/server" /> + <link rel="openid.delegate" href="http://example.myopenid.com/" /> +</head></html> + + +Name: from brian's livejournal page +Link: rel=stylesheet href=http://www.livejournal.com/~serotta/res/319998/stylesheet?1130478711 type=text/css +Link: rel=openid.server href=http://www.livejournal.com/openid/server.bml + +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" + "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> + <head> + <link rel="stylesheet" + href="http://www.livejournal.com/~serotta/res/319998/stylesheet?1130478711" + type="text/css" /> + <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> + <meta name="foaf:maker" + content="foaf:mbox_sha1sum '12f8abdacb5b1a806711e23249da592c0d316260'" /> + <meta name="robots" content="noindex, nofollow, noarchive" /> + <meta name="googlebot" content="nosnippet" /> + <link rel="openid.server" + href="http://www.livejournal.com/openid/server.bml" /> + <title>Brian + + + +Name: non-ascii (Latin-1 or UTF8) +Link: x=® + + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/n2b64 b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/n2b64 new file mode 100644 index 000000000..b12a24604 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/n2b64 @@ -0,0 +1,650 @@ +AA== 0 +AQ== 1 +Ag== 2 +Aw== 3 +BA== 4 +BQ== 5 +Bg== 6 +Bw== 7 +CA== 8 +CQ== 9 +Cg== 10 +Cw== 11 +DA== 12 +DQ== 13 +Dg== 14 +Dw== 15 +EA== 16 +EQ== 17 +Eg== 18 +Ew== 19 +FA== 20 +FQ== 21 +Fg== 22 +Fw== 23 +GA== 24 +GQ== 25 +Gg== 26 +Gw== 27 +HA== 28 +HQ== 29 +Hg== 30 +Hw== 31 +IA== 32 +IQ== 33 +Ig== 34 +Iw== 35 +JA== 36 +JQ== 37 +Jg== 38 +Jw== 39 +KA== 40 +KQ== 41 +Kg== 42 +Kw== 43 +LA== 44 +LQ== 45 +Lg== 46 +Lw== 47 +MA== 48 +MQ== 49 +Mg== 50 +Mw== 51 +NA== 52 +NQ== 53 +Ng== 54 +Nw== 55 +OA== 56 +OQ== 57 +Og== 58 +Ow== 59 +PA== 60 +PQ== 61 +Pg== 62 +Pw== 63 +QA== 64 +QQ== 65 +Qg== 66 +Qw== 67 +RA== 68 +RQ== 69 +Rg== 70 +Rw== 71 +SA== 72 +SQ== 73 +Sg== 74 +Sw== 75 +TA== 76 +TQ== 77 +Tg== 78 +Tw== 79 +UA== 80 +UQ== 81 +Ug== 82 +Uw== 83 +VA== 84 +VQ== 85 +Vg== 86 +Vw== 87 +WA== 88 +WQ== 89 +Wg== 90 +Ww== 91 +XA== 92 +XQ== 93 +Xg== 94 +Xw== 95 +YA== 96 +YQ== 97 +Yg== 98 +Yw== 99 +ZA== 100 +ZQ== 101 +Zg== 102 +Zw== 103 +aA== 104 +aQ== 105 +ag== 106 +aw== 107 +bA== 108 +bQ== 109 +bg== 110 +bw== 111 +cA== 112 +cQ== 113 +cg== 114 +cw== 115 +dA== 116 +dQ== 117 +dg== 118 +dw== 119 +eA== 120 +eQ== 121 +eg== 122 +ew== 123 +fA== 124 +fQ== 125 +fg== 126 +fw== 127 +AIA= 128 +AIE= 129 +AII= 130 +AIM= 131 +AIQ= 132 +AIU= 133 +AIY= 134 +AIc= 135 +AIg= 136 +AIk= 137 +AIo= 138 +AIs= 139 +AIw= 140 +AI0= 141 +AI4= 142 +AI8= 143 +AJA= 144 +AJE= 145 +AJI= 146 +AJM= 147 +AJQ= 148 +AJU= 149 +AJY= 150 +AJc= 151 +AJg= 152 +AJk= 153 +AJo= 154 +AJs= 155 +AJw= 156 +AJ0= 157 +AJ4= 158 +AJ8= 159 +AKA= 160 +AKE= 161 +AKI= 162 +AKM= 163 +AKQ= 164 +AKU= 165 +AKY= 166 +AKc= 167 +AKg= 168 +AKk= 169 +AKo= 170 +AKs= 171 +AKw= 172 +AK0= 173 +AK4= 174 +AK8= 175 +ALA= 176 +ALE= 177 +ALI= 178 +ALM= 179 +ALQ= 180 +ALU= 181 +ALY= 182 +ALc= 183 +ALg= 184 +ALk= 185 +ALo= 186 +ALs= 187 +ALw= 188 +AL0= 189 +AL4= 190 +AL8= 191 +AMA= 192 +AME= 193 +AMI= 194 +AMM= 195 +AMQ= 196 +AMU= 197 +AMY= 198 +AMc= 199 +AMg= 200 +AMk= 201 +AMo= 202 +AMs= 203 +AMw= 204 +AM0= 205 +AM4= 206 +AM8= 207 +ANA= 208 +ANE= 209 +ANI= 210 +ANM= 211 +ANQ= 212 +ANU= 213 +ANY= 214 +ANc= 215 +ANg= 216 +ANk= 217 +ANo= 218 +ANs= 219 +ANw= 220 +AN0= 221 +AN4= 222 +AN8= 223 +AOA= 224 +AOE= 225 +AOI= 226 +AOM= 227 +AOQ= 228 +AOU= 229 +AOY= 230 +AOc= 231 +AOg= 232 +AOk= 233 +AOo= 234 +AOs= 235 +AOw= 236 +AO0= 237 +AO4= 238 +AO8= 239 +APA= 240 +APE= 241 +API= 242 +APM= 243 +APQ= 244 +APU= 245 +APY= 246 +APc= 247 +APg= 248 +APk= 249 +APo= 250 +APs= 251 +APw= 252 +AP0= 253 +AP4= 254 +AP8= 255 +AQA= 256 +AQE= 257 +AQI= 258 +AQM= 259 +AQQ= 260 +AQU= 261 +AQY= 262 +AQc= 263 +AQg= 264 +AQk= 265 +AQo= 266 +AQs= 267 +AQw= 268 +AQ0= 269 +AQ4= 270 +AQ8= 271 +ARA= 272 +ARE= 273 +ARI= 274 +ARM= 275 +ARQ= 276 +ARU= 277 +ARY= 278 +ARc= 279 +ARg= 280 +ARk= 281 +ARo= 282 +ARs= 283 +ARw= 284 +AR0= 285 +AR4= 286 +AR8= 287 +ASA= 288 +ASE= 289 +ASI= 290 +ASM= 291 +ASQ= 292 +ASU= 293 +ASY= 294 +ASc= 295 +ASg= 296 +ASk= 297 +ASo= 298 +ASs= 299 +ASw= 300 +AS0= 301 +AS4= 302 +AS8= 303 +ATA= 304 +ATE= 305 +ATI= 306 +ATM= 307 +ATQ= 308 +ATU= 309 +ATY= 310 +ATc= 311 +ATg= 312 +ATk= 313 +ATo= 314 +ATs= 315 +ATw= 316 +AT0= 317 +AT4= 318 +AT8= 319 +AUA= 320 +AUE= 321 +AUI= 322 +AUM= 323 +AUQ= 324 +AUU= 325 +AUY= 326 +AUc= 327 +AUg= 328 +AUk= 329 +AUo= 330 +AUs= 331 +AUw= 332 +AU0= 333 +AU4= 334 +AU8= 335 +AVA= 336 +AVE= 337 +AVI= 338 +AVM= 339 +AVQ= 340 +AVU= 341 +AVY= 342 +AVc= 343 +AVg= 344 +AVk= 345 +AVo= 346 +AVs= 347 +AVw= 348 +AV0= 349 +AV4= 350 +AV8= 351 +AWA= 352 +AWE= 353 +AWI= 354 +AWM= 355 +AWQ= 356 +AWU= 357 +AWY= 358 +AWc= 359 +AWg= 360 +AWk= 361 +AWo= 362 +AWs= 363 +AWw= 364 +AW0= 365 +AW4= 366 +AW8= 367 +AXA= 368 +AXE= 369 +AXI= 370 +AXM= 371 +AXQ= 372 +AXU= 373 +AXY= 374 +AXc= 375 +AXg= 376 +AXk= 377 +AXo= 378 +AXs= 379 +AXw= 380 +AX0= 381 +AX4= 382 +AX8= 383 +AYA= 384 +AYE= 385 +AYI= 386 +AYM= 387 +AYQ= 388 +AYU= 389 +AYY= 390 +AYc= 391 +AYg= 392 +AYk= 393 +AYo= 394 +AYs= 395 +AYw= 396 +AY0= 397 +AY4= 398 +AY8= 399 +AZA= 400 +AZE= 401 +AZI= 402 +AZM= 403 +AZQ= 404 +AZU= 405 +AZY= 406 +AZc= 407 +AZg= 408 +AZk= 409 +AZo= 410 +AZs= 411 +AZw= 412 +AZ0= 413 +AZ4= 414 +AZ8= 415 +AaA= 416 +AaE= 417 +AaI= 418 +AaM= 419 +AaQ= 420 +AaU= 421 +AaY= 422 +Aac= 423 +Aag= 424 +Aak= 425 +Aao= 426 +Aas= 427 +Aaw= 428 +Aa0= 429 +Aa4= 430 +Aa8= 431 +AbA= 432 +AbE= 433 +AbI= 434 +AbM= 435 +AbQ= 436 +AbU= 437 +AbY= 438 +Abc= 439 +Abg= 440 +Abk= 441 +Abo= 442 +Abs= 443 +Abw= 444 +Ab0= 445 +Ab4= 446 +Ab8= 447 +AcA= 448 +AcE= 449 +AcI= 450 +AcM= 451 +AcQ= 452 +AcU= 453 +AcY= 454 +Acc= 455 +Acg= 456 +Ack= 457 +Aco= 458 +Acs= 459 +Acw= 460 +Ac0= 461 +Ac4= 462 +Ac8= 463 +AdA= 464 +AdE= 465 +AdI= 466 +AdM= 467 +AdQ= 468 +AdU= 469 +AdY= 470 +Adc= 471 +Adg= 472 +Adk= 473 +Ado= 474 +Ads= 475 +Adw= 476 +Ad0= 477 +Ad4= 478 +Ad8= 479 +AeA= 480 +AeE= 481 +AeI= 482 +AeM= 483 +AeQ= 484 +AeU= 485 +AeY= 486 +Aec= 487 +Aeg= 488 +Aek= 489 +Aeo= 490 +Aes= 491 +Aew= 492 +Ae0= 493 +Ae4= 494 +Ae8= 495 +AfA= 496 +AfE= 497 +AfI= 498 +AfM= 499 +AfQ= 500 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128335905497646745013379107761994003743181143126608677203818152878840562628631384684712779135591095534911406031545494164782375276574093777950840330452805743803067864740000758175436633463846967335728314347497013853264454015790847388463800323796888198433722196292529074568758149650782323407298620158495364705413 +ANwlxEkeqmqYTxw1ZwMi1v2wo4ntPaEYZYoTLTJQfa+kuIksnHW9va243HAiOixd+rviVdm1dEwzESBbX0wiJNtRBpP+bnRxy4xOBjNoOB0c/tfka5JVwu5eeskyHx4V3inLviUaj86Yck42n5NaJFMfBvhzVftZ/YF9WBITI8g6 154592850289860621115358362871905683265658659789986179554827712019629689749439795961607030363152337159590319622241556795951071651584979664762468782303706550885785493534656062553770262954861884613383561063525714923031691298088562054236178003658891902606245782350998076658704876516153027797371814038658244397114 diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/openid.html b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/openid.html new file mode 100644 index 000000000..1a57d44f2 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/openid.html @@ -0,0 +1,11 @@ + + + + Identity Page for Smoker + + + + +

foo

+ + diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid.html b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid.html new file mode 100644 index 000000000..1a57d44f2 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid.html @@ -0,0 +1,11 @@ + + + + Identity Page for Smoker + + + + +

foo

+ + diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid2.html b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid2.html new file mode 100644 index 000000000..a74c042e7 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid2.html @@ -0,0 +1,11 @@ + + + + Identity Page for Smoker + + + + +

foo

+ + diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid2_xrds.xml b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid2_xrds.xml new file mode 100644 index 000000000..8091ab94d --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid2_xrds.xml @@ -0,0 +1,12 @@ + + + + + http://specs.openid.net/auth/2.0/signon + http://www.myopenid.com/server + http://smoker.myopenid.com/ + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid2_xrds_no_local_id.xml b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid2_xrds_no_local_id.xml new file mode 100644 index 000000000..e6a0eb977 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid2_xrds_no_local_id.xml @@ -0,0 +1,11 @@ + + + + + http://specs.openid.net/auth/2.0/signon + http://www.myopenid.com/server + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid_1_and_2.html b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid_1_and_2.html new file mode 100644 index 000000000..5e581287b --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid_1_and_2.html @@ -0,0 +1,11 @@ + + + + Identity Page for Smoker + + + + +

foo

+ + diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid_1_and_2_xrds.xml b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid_1_and_2_xrds.xml new file mode 100644 index 000000000..6d85d57e3 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid_1_and_2_xrds.xml @@ -0,0 +1,16 @@ + + + + + + http://specs.openid.net/auth/2.0/signon + http://openid.net/signon/1.1 + http://www.myopenid.com/server + http://smoker.myopenid.com/ + http://smoker.myopenid.com/ + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid_1_and_2_xrds_bad_delegate.xml b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid_1_and_2_xrds_bad_delegate.xml new file mode 100644 index 000000000..db7282e2b --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid_1_and_2_xrds_bad_delegate.xml @@ -0,0 +1,17 @@ + + + + + + http://specs.openid.net/auth/2.0/signon + http://openid.net/signon/1.0 + http://openid.net/signon/1.1 + http://www.myopenid.com/server + http://smoker.myopenid.com/ + http://localid.mismatch.invalid/ + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid_and_yadis.html b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid_and_yadis.html new file mode 100644 index 000000000..3befa6fc3 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid_and_yadis.html @@ -0,0 +1,12 @@ + + + + Identity Page for Smoker + + + + + +

foo

+ + diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid_no_delegate.html b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid_no_delegate.html new file mode 100644 index 000000000..f5180b3dc --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid_no_delegate.html @@ -0,0 +1,10 @@ + + + + Identity Page for Smoker + + + +

foo

+ + diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid_ssl.xml b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid_ssl.xml new file mode 100644 index 000000000..111945c85 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_openid_ssl.xml @@ -0,0 +1,19 @@ + + + + + + http://openid.net/signon/1.0 + http://nossl.vroom.unittest/server + http://smoker.myopenid.com/ + + + http://openid.net/signon/1.0 + https://ssl.vroom.unittest/server + http://smoker.myopenid.com/ + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_0entries.xml b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_0entries.xml new file mode 100644 index 000000000..f161a0b31 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_0entries.xml @@ -0,0 +1,12 @@ + + + + + http://is-not-openid.unittest/ + http://noffing.unittest./ + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_2_bad_local_id.xml b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_2_bad_local_id.xml new file mode 100644 index 000000000..68c2ce1fc --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_2_bad_local_id.xml @@ -0,0 +1,15 @@ + + + + + + http://specs.openid.net/auth/2.0/signon + http://www.myopenid.com/server + http://smoker.myopenid.com/ + http://localid.mismatch.invalid/ + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_2entries_delegate.xml b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_2entries_delegate.xml new file mode 100644 index 000000000..372955b02 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_2entries_delegate.xml @@ -0,0 +1,22 @@ + + + + =!1000 + + + http://openid.net/signon/1.0 + http://www.myopenid.com/server + http://smoker.myopenid.com/ + + + + http://openid.net/signon/1.0 + http://www.livejournal.com/openid/server.bml + http://frank.livejournal.com/ + + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_2entries_idp.xml b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_2entries_idp.xml new file mode 100644 index 000000000..9a07b3d40 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_2entries_idp.xml @@ -0,0 +1,21 @@ + + + + =!1000 + + + http://specs.openid.net/auth/2.0/signon + http://www.myopenid.com/server + http://smoker.myopenid.com/ + + + + http://specs.openid.net/auth/2.0/server + http://www.livejournal.com/openid/server.bml + + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_another_delegate.xml b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_another_delegate.xml new file mode 100644 index 000000000..2f3b9af37 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_another_delegate.xml @@ -0,0 +1,14 @@ + + + + + + http://openid.net/signon/1.0 + http://vroom.unittest/server + http://smoker.myopenid.com/ + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_idp.xml b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_idp.xml new file mode 100644 index 000000000..f570d0437 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_idp.xml @@ -0,0 +1,12 @@ + + + + + http://specs.openid.net/auth/2.0/server + http://www.myopenid.com/server + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_idp_delegate.xml b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_idp_delegate.xml new file mode 100644 index 000000000..541060053 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_idp_delegate.xml @@ -0,0 +1,13 @@ + + + + + http://specs.openid.net/auth/2.0/server + http://www.myopenid.com/server + http://smoker.myopenid.com/ + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_no_delegate.xml b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_no_delegate.xml new file mode 100644 index 000000000..fbd673490 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/test_discover_yadis_no_delegate.xml @@ -0,0 +1,11 @@ + + + + + http://openid.net/signon/1.0 + http://www.myopenid.com/server + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/trustroot.txt b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/trustroot.txt new file mode 100644 index 000000000..1b6cb4ca5 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/trustroot.txt @@ -0,0 +1,149 @@ +======================================== +Trust root parsing checking +======================================== + +---------------------------------------- +20: Does not parse +---------------------------------------- +baz.org +*.foo.com +http://*.schtuff.*/ +ftp://foo.com +ftp://*.foo.com +http://*.foo.com:80:90/ +foo.*.com +http://foo.*.com +http://www.* +http://*foo.com/ +http://foo.com\/ +http://localhost:1900foo/ +http://foo.com/invalid#fragment +http://π.pi.com/ +http://lambda.com/Λ + + + +5 +http:/// + +---------------------------------------- +15: Insane +---------------------------------------- +http://*/ +https://*/ +http://*.com +http://*.com/ +https://*.com/ +http://*.com.au/ +http://*.co.uk/ +http://*.foo.notatld/ +https://*.foo.notatld/ +http://*.museum/ +https://*.museum/ +http://www.schtuffcom/ +http://it/ +http://..it/ +http://.it/ + +---------------------------------------- +18: Sane +---------------------------------------- +http://*.schtuff.com./ +http://*.schtuff.com/ +http://*.foo.schtuff.com/ +http://*.schtuff.com +http://www.schtuff.com/ +http://www.schtuff.com./ +http://www.schutff.com +http://*.this.that.schtuff.com/ +http://*.foo.com/path +http://*.foo.com/path?action=foo2 +http://x.foo.com/path?action=foo2 +http://x.foo.com/path?action=%3D +http://localhost:8081/ +http://localhost:8082/?action=openid +https://foo.com/ +http://kink.fm/should/be/sane +http://beta.lingu.no/ +http://goathack.livejournal.org:8020/openid/login.bml + +======================================== +return_to matching +======================================== + +---------------------------------------- +45: matches +---------------------------------------- +http://foo.com/ HTTP://foo.com/ +http://*/ http://cnn.com/ +http://*/ http://livejournal.com/ +http://*/ http://met.museum/ +http://*:8081/ http://met.museum:8081/ +http://localhost:8081/x?action=openid http://localhost:8081/x?action=openid +http://*.foo.com http://b.foo.com +http://*.foo.com http://b.foo.com/ +http://*.foo.com/ http://b.foo.com +http://b.foo.com http://b.foo.com +http://b.foo.com http://b.foo.com/ +http://b.foo.com/ http://b.foo.com +http://*.b.foo.com http://b.foo.com +http://*.b.foo.com http://b.foo.com/ +http://*.b.foo.com/ http://b.foo.com +http://*.b.foo.com http://x.b.foo.com +http://*.b.foo.com http://w.x.b.foo.com +http://*.bar.co.uk http://www.bar.co.uk +http://*.uoregon.edu http://x.cs.uoregon.edu +http://x.com/abc http://x.com/abc +http://127.1/abc http://127.1/abc +http://10.0.0.1/abc http://10.0.0.1/abc +http://x.com/abc http://x.com/abc/def +http://*.x.com http://x.com/gallery +http://*.x.com http://foo.x.com/gallery +http://foo.x.com http://foo.x.com/gallery/xxx +http://*.x.com/gallery http://foo.x.com/gallery +http://localhost:8082/?action=openid http://localhost:8082/?action=openid +http://goathack.livejournal.org:8020/ http://goathack.livejournal.org:8020/openid/login.bml +https://foo.com https://foo.com +http://Foo.com http://foo.com +http://foo.com http://Foo.com +http://foo.com:80/ http://foo.com/ +http://foo.com/?x=y http://foo.com/?x=y&a=b +http://foo.com/x http://foo.com/x?y +http://mylid.net/j3h. http://mylid.net/j3h.?x=y +http://j3h.us http://j3h.us?ride=unicycle +https://www.filmclans.com:443/mattmartin/FilmClans https://www.filmclans.com/mattmartin/FilmClans/Logon.aspx?nonce=BVjqSOee +http://foo.com:80 http://foo.com +http://foo.com http://foo.com:80 +http://foo.com http://foo.com/ +http://foo.com/ http://foo.com +http://foo.com/ http://foo.com:80 +http://foo.com:80/ http://foo.com:80/stuff +http://foo.com:80/ http://foo.com/stuff + +---------------------------------------- +24: does not match +---------------------------------------- +http://*/ ftp://foo.com/ +http://*/ xxx +http://*.x.com/abc http://foo.x.com +http://*.x.com/abc http://*.x.com +http://*.com/ http://*.com/ +http://x.com/abc http://x.com/ +http://x.com/abc http://x.com/a +http://x.com/abc http://x.com/ab +http://x.com/abc http://x.com/abcd +http://*.cs.uoregon.edu http://x.uoregon.edu +http://*.foo.com http://bar.com +http://*.foo.com http://www.bar.com +http://*.bar.co.uk http://xxx.co.uk +https://foo.com http://foo.com +http://foo.com https://foo.com +http://foo.com:81 http://foo.com:80 +http://*:80 http://foo.com:81 +http://foo.com/?a=b http://foo.com/?x=y +http://foo.com/?a=b http://foo.com/?x=y&a=b +http://foo.com/?a=b http://foo.com/ +http://*.oo.com/ http://foo.com/ +http://foo.com/* http://foo.com/anything +http://foo.com http://foo.com:443 +https://foo.com https://foo.com:80 diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/urinorm.txt b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/urinorm.txt new file mode 100644 index 000000000..9e10135b6 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/data/urinorm.txt @@ -0,0 +1,87 @@ +Already normal form +http://example.com/ +http://example.com/ + +Add a trailing slash +http://example.com +http://example.com/ + +Remove an empty port segment +http://example.com:/ +http://example.com/ + +Remove a default port segment +http://example.com:80/ +http://example.com/ + +Capitalization in host names +http://wWw.exaMPLE.COm/ +http://www.example.com/ + +Capitalization in scheme names +htTP://example.com/ +http://example.com/ + +Capitalization in percent-escaped reserved characters +http://example.com/foo%2cbar +http://example.com/foo%2Cbar + +Unescape percent-encoded unreserved characters +http://example.com/foo%2Dbar%2dbaz +http://example.com/foo-bar-baz + +remove_dot_segments example 1 +http://example.com/a/b/c/./../../g +http://example.com/a/g + +remove_dot_segments example 2 +http://example.com/mid/content=5/../6 +http://example.com/mid/6 + +remove_dot_segments: single-dot +http://example.com/a/./b +http://example.com/a/b + +remove_dot_segments: double-dot +http://example.com/a/../b +http://example.com/b + +remove_dot_segments: leading double-dot +http://example.com/../b +http://example.com/b + +remove_dot_segments: trailing single-dot +http://example.com/a/. +http://example.com/a/ + +remove_dot_segments: trailing double-dot +http://example.com/a/.. +http://example.com/ + +remove_dot_segments: trailing single-dot-slash +http://example.com/a/./ +http://example.com/a/ + +remove_dot_segments: trailing double-dot-slash +http://example.com/a/../ +http://example.com/ + +Test of all kinds of syntax-based normalization +hTTPS://a/./b/../b/%63/%7bfoo%7d +https://a/b/c/%7Bfoo%7D + +Unsupported scheme +ftp://example.com/ +fail + +Non-absolute URI +http:/foo +fail + +Illegal character in URI +http://.com/ +fail + +Non-ascii character in URI +http://foo.com/ +fail \ No newline at end of file diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/DiscoverData.php b/models/openid-php-openid-782224d/Tests/Auth/Yadis/DiscoverData.php new file mode 100644 index 000000000..bf02d660d --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/DiscoverData.php @@ -0,0 +1,152 @@ +', $example_xrds), + array('YADIS_HEADER', 'X-XRDS-Location'), + array('NAME', $test_name)); + + foreach ($mapping as $pair) { + list($k, $v) = $pair; + $template = str_replace($k, $v, $template); + } + + return $template; +} + +function generateSample($test_name, $base_url, + $_example_xrds = null, $filename = null) +{ + global $example_xrds, $default_test_file; + + if ($_example_xrds === null) { + $_example_xrds = $example_xrds; + } + + if ($filename === null) { + $filename = $default_test_file; + } + + $template = getData($filename, $test_name); + + if ($template === null) { + return null; + } + + return fillTemplate($test_name, $template, $base_url, $_example_xrds); +} + +function generateResult($base_url, $input_name, $id_name, $result_name, $success) +{ + $input_url = $base_url . $input_name; // urlparse.urljoin(base_url, input_name) + + // If the name is null then we expect the protocol to fail, which + // we represent by null + if ($id_name === null) { + // assert result_name is null + return array($input_url, null); // DiscoveryFailure + } + + $result = generateSample($result_name, $base_url); + list($headers, $content) = explode("\n\n", $result, 2); + $header_lines = explode("\n", $headers); + $ctype = null; + foreach ($header_lines as $header_line) { + if (strpos($header_line, 'Content-Type:') === 0) { + list($temp, $ctype) = explode(":", $header_line, 2); + $ctype = trim($ctype); + break; + } + } + + $id_url = $base_url . $id_name; + + $result = new Auth_Yadis_Yadis(); + $result->uri = $id_url; + if ($success) { + $result->xrds_uri = $base_url . $result_name; + } else { + $result->xrds_uri = null; + } + $result->content_type = $ctype; + $result->body = $content; + return array($input_url, $result); +} + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/Discover_Yadis.php b/models/openid-php-openid-782224d/Tests/Auth/Yadis/Discover_Yadis.php new file mode 100644 index 000000000..0ca3b2eea --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/Discover_Yadis.php @@ -0,0 +1,230 @@ +base_url = $base_url; + } + + function get($url, $headers = null) + { + $current_url = $url; + while (true) { + $parsed = parse_url($current_url); + $path = substr($parsed['path'], 1); + $data = generateSample($path, $this->base_url); + + if ($data === null) { + return new Auth_Yadis_HTTPResponse($current_url, + 404, + array(), + ''); + } + + $response = mkResponse($data); + if (in_array($response->status, array(301, 302, 303, 307))) { + $current_url = $response->headers['location']; + } else { + $response->final_url = $current_url; + return $response; + } + } + } +} + +class BlankContentTypeFetcher { + function get($url, $headers=null) + { + return new Auth_Yadis_HTTPResponse( + $url, 200, array("Content-Type" => ""), ''); + } +} + +class NoContentTypeFetcher { + function get($url, $headers=null) + { + return new Auth_Yadis_HTTPResponse($url, 200, array(), ''); + } +} + +class MockFetcher { + function MockFetcher() { + $this->count = 0; + } + + function get($uri, $headers = null, $body = null) + { + $this->count++; + if ($this->count == 1) { + $headers = array(strtolower('X-XRDS-Location') . ': http://unittest/404'); + return new Auth_Yadis_HTTPResponse($uri, 200, $headers, ''); + } else { + return new Auth_Yadis_HTTPResponse($uri, 404); + } + } +} + +class TestSecondGet extends PHPUnit_Framework_TestCase { + function test_404() + { + $uri = "http://something.unittest/"; + $response = null; + $fetcher = new MockFetcher(); + $this->assertTrue( + Auth_Yadis_Yadis::discover($uri, $response, $fetcher) === null); + } +} + +class _TestCase extends PHPUnit_Framework_TestCase { + var $base_url = 'http://invalid.unittest/'; + + function _TestCase($input_name, $id_name, $result_name, $success) + { + parent::__construct(); + $this->input_name = $input_name; + $this->id_name = $id_name; + $this->result_name = $result_name; + $this->success = $success; + $this->fetcher = new TestFetcher($this->base_url); + } + + function setUp() + { + list($this->input_url, $this->expected) = generateResult($this->base_url, + $this->input_name, + $this->id_name, + $this->result_name, + $this->success); + } + + function runTest() + { + if ($this->expected === null) { + $result = Auth_Yadis_Yadis::discover($this->input_url, + $this->fetcher); + $this->assertTrue($result->isFailure()); + } else { + $result = Auth_Yadis_Yadis::discover($this->input_url, + $this->fetcher); + + if ($result === null) { + $this->fail("Discovery result was null"); + return; + } + + $this->assertEquals($this->input_url, $result->request_uri); + + $msg = 'Identity URL mismatch: actual = %s, expected = %s'; + $msg = sprintf($msg, $result->normalized_uri, $this->expected->uri); + $this->assertEquals($this->expected->uri, $result->normalized_uri, $msg); + + $msg = 'Content mismatch: actual = %s, expected = %s'; + $msg = sprintf($msg, $result->response_text, $this->expected->body); + $this->assertEquals($this->expected->body, $result->response_text, $msg); + + $this->assertEquals($this->expected->xrds_uri, $result->xrds_uri); + $this->assertEquals($this->expected->content_type, $result->content_type); + } + } + + function getName() + { + if ($this->input_url) { + return $this->input_url; + } else { + return $this->input_name; + } + } +} + +class Tests_Auth_Yadis_Discover_Yadis extends PHPUnit_Framework_TestSuite { + + function getName() + { + return "Tests_Auth_Yadis_Discover_Yadis"; + } + + function Tests_Auth_Yadis_Discover_Yadis() + { + global $testlist; + + foreach ($testlist as $test) { + list($success, $input_name, $id_name, $result_name) = $test; + $this->addTest(new _TestCase($input_name, $id_name, $result_name, $success)); + } + } +} + +class Tests_Auth_Yadis_Discover_Yadis_ContentTypes extends PHPUnit_Framework_TestCase { + function test_is_xrds_yadis_location() + { + $result = new Auth_Yadis_DiscoveryResult('http://request.uri/'); + $result->normalized_uri = "http://normalized/"; + $result->xrds_uri = "http://normalized/xrds"; + + $this->assertTrue($result->isXRDS()); + } + + function test_is_xrds_content_type() + { + $result = new Auth_Yadis_DiscoveryResult('http://request.uri/'); + $result->normalized_uri = $result->xrds_uri = "http://normalized/"; + $result->content_type = Auth_Yadis_CONTENT_TYPE; + + $this->assertTrue($result->isXRDS()); + } + + function test_is_xrds_neither() + { + $result = new Auth_Yadis_DiscoveryResult('http://request.uri/'); + $result->normalized_uri = $result->xrds_uri = "http://normalized/"; + $result->content_type = "another/content-type"; + + $this->assertTrue(!$result->isXRDS()); + } + + function test_no_content_type() + { + $fetcher = new NoContentTypeFetcher(); + $result = Auth_Yadis_Yadis::discover("http://bogus", $fetcher); + $this->assertEquals(null, $result->content_type); + } + + function test_blank_content_type() + { + $fetcher = new BlankContentTypeFetcher(); + $result = Auth_Yadis_Yadis::discover("http://bogus", $fetcher); + $this->assertEquals("", $result->content_type); + } +} + +global $Tests_Auth_Yadis_Discover_Yadis_other; +$Tests_Auth_Yadis_Discover_Yadis_other = array( + new Tests_Auth_Yadis_Discover_Yadis_ContentTypes() + ); + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/ParseHTML.php b/models/openid-php-openid-782224d/Tests/Auth/Yadis/ParseHTML.php new file mode 100644 index 000000000..e3977bc75 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/ParseHTML.php @@ -0,0 +1,86 @@ + + * @copyright 2005-2008 Janrain, Inc. + * @license http://www.apache.org/licenses/LICENSE-2.0 Apache + */ + +require_once 'Tests/Auth/Yadis/TestUtil.php'; +require_once 'Auth/Yadis/ParseHTML.php'; + +class Tests_Auth_Yadis_ParseTest extends PHPUnit_Framework_TestCase { + function Tests_Auth_Yadis_ParseTest($case) + { + list($result, $comment, $html) = $case; + + $this->result = $result; + $this->comment = $comment; + $this->html_string = $html; + $this->parser = new Auth_Yadis_ParseHTML(); + } + + function getName() + { + return $this->comment; + } + + function runTest() + { + $value = $this->parser->getHTTPEquiv($this->html_string); + + if ($this->result == "EOF") { + $this->assertTrue($value === null); + } else if ($this->result == "None") { + $this->assertTrue($value === null); + } else { + $this->assertEquals($this->result, $value); + } + } +} + +class Tests_Auth_Yadis_ParseHTML extends PHPUnit_Framework_TestSuite { + + function getName() + { + return "Tests_Auth_Yadis_Parse"; + } + + function parseTests($s) + { + $tests = array(); + + $cases = preg_split("/\f\n/", $s); + + foreach ($cases as $case) { + // Split the case text on newline, and keep the first two + // lines and re-join the rest (those are the HTML). + $parts = explode("\n", $case); + $result = $parts[0]; + $html_comment = $parts[1]; + $html_string = implode("\n", array_slice($parts, 2)); + $tests[] = array($result, $html_comment, $html_string); + } + + return $tests; + } + + function Tests_Auth_Yadis_ParseHTML() + { + $test_data = Tests_Auth_Yadis_readdata('test1-parsehtml.txt'); + + $test_cases = $this->parseTests($test_data); + + foreach ($test_cases as $case) { + $this->addTest(new Tests_Auth_Yadis_ParseTest($case)); + } + } +} + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/TestUtil.php b/models/openid-php-openid-782224d/Tests/Auth/Yadis/TestUtil.php new file mode 100644 index 000000000..6c2581251 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/TestUtil.php @@ -0,0 +1,30 @@ + 1, + 'pip.xrds' => 2 + ); + + foreach ($files as $filename => $service_count) { + $xml = Tests_Auth_Yadis_readdata($filename); + $xrds = Auth_Yadis_XRDS::parseXRDS($xml); + + $this->assertTrue($xrds !== null); + + if ($xrds) { + $this->assertEquals(count($xrds->services()), $service_count); + } else { + $this->fail("Could not test XRDS service list because the ". + "XRDS object is null"); + } + } + } + + function test_good_multi() + { + $xml = Tests_Auth_Yadis_readdata("brian.multi.xrds"); + $xrds = Auth_Yadis_XRDS::parseXRDS($xml); + $this->assertTrue($xrds !== null); + $this->assertEquals(count($xrds->services()), 1); + $s = $xrds->services(); + $s = $s[0]; + + $types = $s->getTypes(); + + $this->assertTrue(count($types) == 1); + $this->assertEquals('http://openid.net/signon/1.0', + $types[0]); + } + + function test_good_uri_multi() + { + $xml = Tests_Auth_Yadis_readdata("brian.multi_uri.xrds"); + $xrds = Auth_Yadis_XRDS::parseXRDS($xml); + $this->assertTrue($xrds !== null); + $this->assertEquals(1, count($xrds->services())); + } + + function test_uri_sorting() + { + $xml = Tests_Auth_Yadis_readdata("uri_priority.xrds"); + $xrds = Auth_Yadis_XRDS::parseXRDS($xml); + $services = $xrds->services(); + $uris = $services[0]->getURIs(); + + $expected_uris = array( + "http://zero.priority/", + "http://one.priority/", + "http://no.priority/" + ); + + $this->assertEquals($uris, $expected_uris); + } + + function test_bad() + { + $this->assertTrue(Auth_Yadis_XRDS::parseXRDS(null) === null); + $this->assertTrue(Auth_Yadis_XRDS::parseXRDS(5) === null); + $this->assertTrue(Auth_Yadis_XRDS::parseXRDS('') === null); + $this->assertTrue(Auth_Yadis_XRDS::parseXRDS('') === + null); + $this->assertTrue(Auth_Yadis_XRDS::parseXRDS("\x00") === null); + } + + function test_getCanonicalID() + { + $canonicalIDtests = array( + array("@ootao*test1", "delegated-20060809.xrds", + "@!5BAD.2AA.3C72.AF46!0000.0000.3B9A.CA01"), + array("@ootao*test1", "delegated-20060809-r1.xrds", + "@!5BAD.2AA.3C72.AF46!0000.0000.3B9A.CA01"), + array("@ootao*test1", "delegated-20060809-r2.xrds", + "@!5BAD.2AA.3C72.AF46!0000.0000.3B9A.CA01"), + array("@ootao*test1", "sometimesprefix.xrds", + "@!5BAD.2AA.3C72.AF46!0000.0000.3B9A.CA01"), + array("@ootao*test1", "prefixsometimes.xrds", + "@!5BAD.2AA.3C72.AF46!0000.0000.3B9A.CA01"), + array("=keturn*isDrummond", "spoof1.xrds", null), + array("=keturn*isDrummond", "spoof2.xrds", null), + array("@keturn*is*drummond", "spoof3.xrds", null), + // Don't let IRI authorities be canonical for the GCS. + array("phreak.example.com", "delegated-20060809-r2.xrds", null) + // TODO: Refs + // ("@ootao*test.ref", "ref.xrds", "@!BAE.A650.823B.2475") + ); + + foreach ($canonicalIDtests as $tupl) { + list($iname, $filename, $expectedID) = $tupl; + + $xml = Tests_Auth_Yadis_readdata($filename); + $xrds = Auth_Yadis_XRDS::parseXRDS($xml); + $this->_getCanonicalID($iname, $xrds, $expectedID); + } + } + + function _getCanonicalID($iname, $xrds, $expectedID) + { + if ($expectedID === null) { + $result = Auth_Yadis_getCanonicalID($iname, $xrds); + if ($result !== false) { + $this->fail($iname.' (got '.$result.')'); + } + } else { + $cid = Auth_Yadis_getCanonicalID($iname, $xrds); + $this->assertEquals(Auth_Yadis_XRI($expectedID), $cid); + } + } + + function test_services_filters() + { + // First, just be sure that service objects do the right + // thing. + $xml = Tests_Auth_Yadis_readdata("brian_priority.xrds"); + $xrds = Auth_Yadis_XRDS::parseXRDS($xml, + array('openid' => + 'http://openid.net/xmlns/1.0')); + $this->assertTrue($xrds !== null); + + // Get list of service objects. + $services = $xrds->services(); + $this->assertEquals(count($services), 2, "first service count"); + + // Query the two service objecs. + $s1 = $services[0]; + $this->assertEquals($s1->getPriority(), 1, "first priority check"); + $types = $s1->getTypes(); + $this->assertEquals(count($types), 1, "first type check"); + + $s2 = $services[1]; + $this->assertEquals($s2->getPriority(), 2, "second priority check"); + $types = $s2->getTypes(); + $this->assertEquals(count($types), 1, "second type check"); + + function _DelegateFilter($service) + { + if ($service->getElements('openid:Delegate')) { + return true; + } + return false; + } + + // Make sure that a filter which matches both DOES match both. + $this->assertEquals(count( + $xrds->services(array("_DelegateFilter"))), 2, + "_DelegateFilter check"); + + // This filter should match all services in the document. + function _HasTypeAndURI($service) + { + if ($service->getTypes() && + $service->getURIs()) { + return true; + } + return false; + } + + // This filter should only match one. + function _URIMatchesSchtuff($service) + { + $uris = $service->getURIs(); + + foreach ($uris as $uri) { + if (preg_match("|schtuff|", $uri)) { + return true; + } + } + return false; + } + + // This filter should only match one. + function _URIMatchesMyOpenID($service) + { + $uris = $service->getURIs(); + + foreach ($uris as $uri) { + if (preg_match("|myopenid|", $uri)) { + return true; + } + } + return false; + } + + // Make sure a pair of filters in ALL mode only match one service. + $this->assertEquals(count( + $xrds->services(array("_HasTypeAndURI", + "_URIMatchesSchtuff"), + SERVICES_YADIS_MATCH_ALL)), 1, + "_HasTypeAndURI / _URIMatchesSchtuff check"); + + // Make sure a pair of filters in ALL mode only match one service. + $this->assertEquals(count( + $xrds->services(array("_HasTypeAndURI", + "_URIMatchesMyOpenID"), + SERVICES_YADIS_MATCH_ALL)), 1, + "_HasTypeAndURI / _URIMatchesMyOpenID check"); + + // Make sure a pair of filters in ANY mode matches both services. + $this->assertEquals(count( + $xrds->services(array("_URIMatchesMyOpenID", + "_URIMatchesSchtuff"))), 2, + "_URIMatchesMyOpenID / _URIMatchesSchtuff check"); + + // Make sure the order of the services returned (when using + // filters) is correct. + $s = $xrds->services(array("_URIMatchesMyOpenID", + "_URIMatchesSchtuff")); + + $this->assertTrue($s[0]->getPriority() === 1, "s[0] priority check"); + $this->assertTrue($s[1]->getPriority() === 2, "s[1] priority check"); + + // Make sure a bad filter mode gets us a null service list. + $this->assertTrue($xrds->services(array("_URIMatchesMyOpenID", + "_URIMatchesSchtuff"), + "bogus") === null, + "bogus filter check"); + } + + function test_multisegment_xri() + { + $xml = Tests_Auth_Yadis_readdata('subsegments.xrds'); + $xmldoc = Auth_Yadis_XRDS::parseXRDS($xml); + $result = Auth_Yadis_getCanonicalId('xri://=nishitani*masaki', $xmldoc); + $this->assertEquals($result, "xri://=!E117.EF2F.454B.C707!0000.0000.3B9A.CA01"); + } +} + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/XRI.php b/models/openid-php-openid-782224d/Tests/Auth/Yadis/XRI.php new file mode 100644 index 000000000..403b1e32b --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/XRI.php @@ -0,0 +1,142 @@ + + * @copyright 2005-2008 Janrain, Inc. + * @license http://www.apache.org/licenses/LICENSE-2.0 Apache + */ + +require_once "Auth/Yadis/XRIRes.php"; +require_once "Auth/Yadis/XRI.php"; +require_once "Auth/Yadis/Yadis.php"; + +class Tests_Auth_Yadis_XriDiscoveryTestCase extends PHPUnit_Framework_TestCase { + function runTest() + { + $this->assertEquals( + Auth_Yadis_identifierScheme('=john.smith'), 'XRI'); + + $this->assertEquals( + Auth_Yadis_identifierScheme(''), 'URI'); + + $this->assertEquals( + Auth_Yadis_identifierScheme('@smiths/john'), 'XRI'); + + $this->assertEquals( + Auth_Yadis_identifierScheme('smoker.myopenid.com'), 'URI'); + + $this->assertEquals( + Auth_Yadis_identifierScheme('xri://=john'), 'XRI'); + } +} + +class Tests_Auth_Yadis_XriEscapingTestCase extends PHPUnit_Framework_TestCase { + function test_escaping_percents() + { + $this->assertEquals(Auth_Yadis_escapeForIRI('@example/abc%2Fd/ef'), + '@example/abc%252Fd/ef'); + } + + function runTest() + { + // no escapes + $this->assertEquals('@example/foo/(@bar)', + Auth_Yadis_escapeForIRI('@example/foo/(@bar)')); + + // escape slashes + $this->assertEquals('@example/foo/(@bar%2Fbaz)', + Auth_Yadis_escapeForIRI('@example/foo/(@bar/baz)')); + + $this->assertEquals('@example/foo/(@bar%2Fbaz)/(+a%2Fb)', + Auth_Yadis_escapeForIRI('@example/foo/(@bar/baz)/(+a/b)')); + + // escape query ? and fragment + $this->assertEquals('@example/foo/(@baz%3Fp=q%23r)?i=j#k', + Auth_Yadis_escapeForIRI('@example/foo/(@baz?p=q#r)?i=j#k')); + } +} + +class Tests_Auth_Yadis_ProxyQueryTestCase extends PHPUnit_Framework_TestCase { + function setUp() + { + $this->proxy_url = 'http://xri.example.com/'; + $this->fetcher = Auth_Yadis_Yadis::getHTTPFetcher(); + $this->proxy = new Auth_Yadis_ProxyResolver($this->fetcher, + $this->proxy_url); + $this->servicetype = 'xri://+i-service*(+forwarding)*($v*1.0)'; + $this->servicetype_enc = 'xri%3A%2F%2F%2Bi-service%2A%28%2Bforwarding%29%2A%28%24v%2A1.0%29'; + } + + function runTest() + { + $st = $this->servicetype; + $ste = $this->servicetype_enc; + $args_esc = "_xrd_r=application%2Fxrds%2Bxml&_xrd_t=" . $ste; + $h = $this->proxy_url; + $this->assertEquals($h . '=foo?' . $args_esc, + $this->proxy->queryURL('=foo', $st)); + $this->assertEquals($h . '=foo/bar?baz&' . $args_esc, + $this->proxy->queryURL('=foo/bar?baz', $st)); + $this->assertEquals($h . '=foo/bar?baz=quux&' . $args_esc, + $this->proxy->queryURL('=foo/bar?baz=quux', $st)); + $this->assertEquals($h . '=foo/bar?mi=fa&so=la&' . $args_esc, + $this->proxy->queryURL('=foo/bar?mi=fa&so=la', $st)); + + $args_esc = "_xrd_r=application%2Fxrds%2Bxml&_xrd_t=" . $ste; + $h = $this->proxy_url; + $this->assertEquals($h . '=foo/bar??' . $args_esc, + $this->proxy->queryURL('=foo/bar?', $st)); + $this->assertEquals($h . '=foo/bar????' . $args_esc, + $this->proxy->queryURL('=foo/bar???', $st)); + } +} + +class Tests_Auth_Yadis_TestGetRootAuthority extends PHPUnit_Framework_TestCase { + function runTest() + { + $xris = array( + array("@foo", "@"), + array("@foo*bar", "@"), + array("@*foo*bar", "@"), + array("@foo/bar", "@"), + array("!!990!991", "!"), + array("!1001!02", "!"), + array("=foo*bar", "="), + array("(example.com)/foo", "(example.com)"), + array("(example.com)*bar/foo", "(example.com)"), + array("baz.example.com/foo", "baz.example.com"), + array("baz.example.com:8080/foo", "baz.example.com:8080") + // Looking at the ABNF in XRI Syntax 2.0, I don't think you can + // have example.com*bar. You can do (example.com)*bar, but that + // would mean something else. + // ("example.com*bar/(=baz)", "example.com*bar"), + // ("baz.example.com!01/foo", "baz.example.com!01"), + ); + + foreach ($xris as $tupl) { + list($thexri, $expected_root) = $tupl; + $this->assertEquals(Auth_Yadis_XRI($expected_root), + Auth_Yadis_rootAuthority($thexri), + 'rootAuthority test ('.$thexri.')'); + } + } +} + +class Tests_Auth_Yadis_XRI extends PHPUnit_Framework_TestSuite { + function getName() + { + return "Tests_Auth_Yadis_XRI"; + } + + function Tests_Auth_Yadis_XRI() + { + $this->addTest(new Tests_Auth_Yadis_ProxyQueryTestCase()); + $this->addTest(new Tests_Auth_Yadis_XriEscapingTestCase()); + $this->addTest(new Tests_Auth_Yadis_XriDiscoveryTestCase()); + $this->addTest(new Tests_Auth_Yadis_TestGetRootAuthority()); + } +} + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/Yadis.php b/models/openid-php-openid-782224d/Tests/Auth/Yadis/Yadis.php new file mode 100644 index 000000000..5672a1565 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/Yadis.php @@ -0,0 +1,88 @@ +input_url = $input_url; + $this->redir_uri = $redir_uri; + $this->xrds_uri = $xrds_uri; + $this->num = $num; + } + + function getName() + { + return "Yadis discovery test ".$this->num; + } + + function runTest() + { + $fetcher = Auth_Yadis_Yadis::getHTTPFetcher(); + $y = Auth_Yadis_Yadis::discover( + $this->input_url, $fetcher); + $this->assertTrue($y !== null); + + // Compare parts of returned Yadis object to expected URLs. + $this->assertEquals($this->redir_uri, $y->normalized_uri, "tried $this->input_url"); + + if ($this->xrds_uri) { + $this->assertEquals($this->xrds_uri, $y->xrds_uri); + // Compare contents of actual HTTP GET with that of Yadis + // response. + $f = Auth_Yadis_Yadis::getHTTPFetcher(); + $http_response = $f->get($this->xrds_uri); + + $this->assertEquals($http_response->body, $y->response_text); + } else { + $this->assertTrue($y->xrds_uri === null); + } + } +} + +class Tests_Auth_Yadis_Yadis extends PHPUnit_Framework_TestSuite { + + function getName() + { + return "Tests_Auth_Yadis_Yadis"; + } + + function parseTests($data) + { + $cases = explode("\n", $data); + $tests = array(); + + foreach ($cases as $line) { + if ($line && ($line[0] != "#")) { + $tests[] = explode("\t", $line, 3); + } + } + + return $tests; + } + + function Tests_Auth_Yadis_Yadis() + { + $test_data = file_get_contents('http://www.openidenabled.com/resources/yadis-test/discover/manifest.txt'); + + $test_cases = $this->parseTests($test_data); + + $i = 0; + foreach ($test_cases as $case) { + $i++; + list($input, $redir, $xrds) = $case; + $this->addTest(new Tests_Auth_Yadis_DiscoveryTest($input, + $redir, + $xrds, $i)); + } + } + +} + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/README b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/README new file mode 100644 index 000000000..3739cf1c7 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/README @@ -0,0 +1,12 @@ +delegated-20060809.xrds - results from proxy.xri.net, determined by + Drummond and Kevin to be incorrect. +delegated-20060809-r1.xrds - Drummond's 1st correction +delegated-20060809-r2.xrds - Drummond's 2nd correction + +spoofs: keturn's (=!E4)'s attempts to log in with Drummond's i-number (=!D2) +spoof1.xrds +spoof2.xrds +spoof3.xrds - attempt to steal @!C0!D2 by having "at least one" CanonicalID + match the $res service ProviderID. + +ref.xrds - resolving @ootao*test.ref, which refers to a neustar XRI. diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/accept.txt b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/accept.txt new file mode 100644 index 000000000..0853321a8 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/accept.txt @@ -0,0 +1,118 @@ +# Accept: [Accept: header value from RFC2616, +# http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html] +# Available: [whitespace-separated content types] +# Expected: [Accept-header like list, containing the available content +# types with their q-values] + +Accept: */* +Available: text/plain +Expected: text/plain; q=1.0 + +Accept: */* +Available: text/plain, text/html +Expected: text/plain; q=1.0, text/html; q=1.0 + +# The order matters +Accept: */* +Available: text/html, text/plain +Expected: text/html; q=1.0, text/plain; q=1.0 + +Accept: text/*, */*; q=0.9 +Available: text/plain, image/jpeg +Expected: text/plain; q=1.0, image/jpeg; q=0.9 + +Accept: text/*, */*; q=0.9 +Available: image/jpeg, text/plain +Expected: text/plain; q=1.0, image/jpeg; q=0.9 + +# wildcard subtypes still reject differing main types +Accept: text/* +Available: image/jpeg, text/plain +Expected: text/plain; q=1.0 + +Accept: text/html +Available: text/html +Expected: text/html; q=1.0 + +Accept: text/html, text/* +Available: text/html +Expected: text/html; q=1.0 + +Accept: text/html, text/* +Available: text/plain, text/html +Expected: text/plain; q=1.0, text/html; q=1.0 + +Accept: text/html, text/*; q=0.9 +Available: text/plain, text/html +Expected: text/html; q=1.0, text/plain; q=0.9 + +# If a more specific type has a higher q-value, then the higher value wins +Accept: text/*; q=0.9, text/html +Available: text/plain, text/html +Expected: text/html; q=1.0, text/plain; q=0.9 + +Accept: */*, text/*; q=0.9, text/html; q=0.1 +Available: text/plain, text/html, image/monkeys +Expected: image/monkeys; q=1.0, text/plain; q=0.9, text/html; q=0.1 + +Accept: text/*, text/html; q=0 +Available: text/html +Expected: + +Accept: text/*, text/html; q=0 +Available: text/html, text/plain +Expected: text/plain; q=1.0 + +Accept: text/html +Available: text/plain +Expected: + +Accept: application/xrds+xml, text/html; q=0.9 +Available: application/xrds+xml, text/html +Expected: application/xrds+xml; q=1.0, text/html; q=0.9 + +Accept: application/xrds+xml, */*; q=0.9 +Available: application/xrds+xml, text/html +Expected: application/xrds+xml; q=1.0, text/html; q=0.9 + +Accept: application/xrds+xml, application/xhtml+xml; q=0.9, text/html; q=0.8, text/xml; q=0.7 +Available: application/xrds+xml, text/html +Expected: application/xrds+xml; q=1.0, text/html; q=0.8 + +# See http://www.rfc-editor.org/rfc/rfc3023.txt, section A.13 +Accept: application/xrds +Available: application/xrds+xml +Expected: + +Accept: application/xrds+xml +Available: application/xrds +Expected: + +Accept: application/xml +Available: application/xrds+xml +Expected: + +Available: application/xrds+xml +Accept: application/xml +Expected: + + + +################################################# +# The tests below this line are documentation of how this library +# works. If the implementation changes, it's acceptable to change the +# test to reflect that. These are specified so that we can make sure +# that the current implementation actually works the way that we +# expect it to given these inputs. + +Accept: text/html;level=1 +Available: text/html +Expected: text/html; q=1.0 + +Accept: text/html; level=1, text/html; level=9; q=0.1 +Available: text/html +Expected: text/html; q=1.0 + +Accept: text/html; level=9; q=0.1, text/html; level=1 +Available: text/html +Expected: text/html; q=1.0 diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/brian.multi.xrds b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/brian.multi.xrds new file mode 100644 index 000000000..1bc95dea9 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/brian.multi.xrds @@ -0,0 +1,38 @@ + + + + + + http://openid.net/signon/1.1 + http://www.myopenid.com/server + http://frank.myopenid.com/ + + + + + + + http://bar.com/ + http://bar.com/server + + + + http://foo.com + http://foo.com/server + + + + + + + http://openid.net/signon/1.0 + http://www.myopenid.com/server + http://brian.myopenid.com/ + + + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/brian.multi_uri.xrds b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/brian.multi_uri.xrds new file mode 100644 index 000000000..fce5ef72f --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/brian.multi_uri.xrds @@ -0,0 +1,16 @@ + + + + + + http://openid.net/signon/1.0 + http://www.myopenid.com/server + http://example.com/server + + + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/brian.xrds b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/brian.xrds new file mode 100644 index 000000000..c7539fe1b --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/brian.xrds @@ -0,0 +1,16 @@ + + + + + + http://openid.net/signon/1.0 + http://www.myopenid.com/server + http://brian.myopenid.com/ + + + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/brian_priority.xrds b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/brian_priority.xrds new file mode 100644 index 000000000..273077dfa --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/brian_priority.xrds @@ -0,0 +1,22 @@ + + + + + + http://openid.net/signon/1.0 + http://www.schtuff.com/?action=openid_server + http://users.schtuff.com/brian + + + + http://openid.net/signon/1.0 + http://www.myopenid.com/server + http://brian.myopenid.com/ + + + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/delegated-20060809-r1.xrds b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/delegated-20060809-r1.xrds new file mode 100644 index 000000000..f994b140e --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/delegated-20060809-r1.xrds @@ -0,0 +1,34 @@ + + + + *ootao + + 2006-08-09T22:07:13.000Z + xri://@ + !5BAD.2AA.3C72.AF46 + @!5BAD.2AA.3C72.AF46 + + xri://$res*auth*($v*2.0) + xri://!!1003 + application/xrds+xml;trust=none + http://resolve.ezibroker.net/resolve/@ootao/ + + + http://openid.net/signon/1.0 + + https://linksafe.ezibroker.net/server/ + + + + *test1 + SUCCESS + xri://!!1003 + !0000.0000.3B9A.CA01 + @!5BAD.2AA.3C72.AF46!0000.0000.3B9A.CA01 + + http://openid.net/signon/1.0 + + https://linksafe.ezibroker.net/server/ + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/delegated-20060809-r2.xrds b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/delegated-20060809-r2.xrds new file mode 100644 index 000000000..68c08dc44 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/delegated-20060809-r2.xrds @@ -0,0 +1,34 @@ + + + + *ootao + + 2006-08-09T22:07:13.000Z + xri://@ + !5BAD.2AA.3C72.AF46 + @!5BAD.2AA.3C72.AF46 + + xri://$res*auth*($v*2.0) + xri://@!5BAD.2AA.3C72.AF46 + application/xrds+xml;trust=none + http://resolve.ezibroker.net/resolve/@ootao/ + + + http://openid.net/signon/1.0 + + https://linksafe.ezibroker.net/server/ + + + + *test1 + SUCCESS + xri://@!5BAD.2AA.3C72.AF46 + !0000.0000.3B9A.CA01 + @!5BAD.2AA.3C72.AF46!0000.0000.3B9A.CA01 + + http://openid.net/signon/1.0 + + https://linksafe.ezibroker.net/server/ + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/delegated-20060809.xrds b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/delegated-20060809.xrds new file mode 100644 index 000000000..073ee6889 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/delegated-20060809.xrds @@ -0,0 +1,34 @@ + + + + *ootao + + 2006-08-09T22:07:13.000Z + xri://@ + !5BAD.2AA.3C72.AF46 + @!5BAD.2AA.3C72.AF46 + + xri://$res*auth*($v*2.0) + + application/xrds+xml;trust=none + http://resolve.ezibroker.net/resolve/@ootao/ + + + http://openid.net/signon/1.0 + + https://linksafe.ezibroker.net/server/ + + + + *test1 + SUCCESS + xri://!!1003 + !0000.0000.3B9A.CA01 + @!5BAD.2AA.3C72.AF46!0000.0000.3B9A.CA01 + + http://openid.net/signon/1.0 + + https://linksafe.ezibroker.net/server/ + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/example-xrds.xml b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/example-xrds.xml new file mode 100644 index 000000000..101ba3bd5 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/example-xrds.xml @@ -0,0 +1,14 @@ + + + + + + + http://example.com/ + http://www.openidenabled.com/ + + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/no-xrd.xml b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/no-xrd.xml new file mode 100644 index 000000000..ca66f7359 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/no-xrd.xml @@ -0,0 +1,7 @@ + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/not-xrds.xml b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/not-xrds.xml new file mode 100644 index 000000000..7f5bfd511 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/not-xrds.xml @@ -0,0 +1,2 @@ + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/pip.xrds b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/pip.xrds new file mode 100644 index 000000000..ca271ab19 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/pip.xrds @@ -0,0 +1,22 @@ + + + + + + http://openid.net/signon/1.1 + http://openid.net/sreg/1.0 + https://pip.verisignlabs.com/server + + + + http://openid.net/signon/1.0 + http://openid.net/sreg/1.0 + https://pip.verisignlabs.com/server + + + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/prefixsometimes.xrds b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/prefixsometimes.xrds new file mode 100644 index 000000000..5522a6e5e --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/prefixsometimes.xrds @@ -0,0 +1,34 @@ + + + + *ootao + + 2006-08-09T22:07:13.000Z + xri://@ + !5BAD.2AA.3C72.AF46 + @!5BAD.2AA.3C72.AF46 + + xri://$res*auth*($v*2.0) + xri://@!5BAD.2AA.3C72.AF46 + application/xrds+xml;trust=none + http://resolve.ezibroker.net/resolve/@ootao/ + + + http://openid.net/signon/1.0 + + https://linksafe.ezibroker.net/server/ + + + + *test1 + SUCCESS + xri://@!5BAD.2AA.3C72.AF46 + !0000.0000.3B9A.CA01 + xri://@!5BAD.2AA.3C72.AF46!0000.0000.3B9A.CA01 + + http://openid.net/signon/1.0 + + https://linksafe.ezibroker.net/server/ + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/ref.xrds b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/ref.xrds new file mode 100644 index 000000000..69cf683db --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/ref.xrds @@ -0,0 +1,109 @@ + + + + *ootao + + 2006-08-15T18:56:09.000Z + xri://@ + !5BAD.2AA.3C72.AF46 + @!5BAD.2AA.3C72.AF46 + + xri://$res*auth*($v*2.0) + + application/xrds+xml;trust=none + http://resolve.ezibroker.net/resolve/@ootao/ + + + http://openid.net/signon/1.0 + + https://linksafe.ezibroker.net/server/ + + + + *test.ref + SUCCESS + xri://!!1003 + !0000.0000.3B9A.CA03 + @!5BAD.2AA.3C72.AF46!0000.0000.3B9A.CA03 + @!BAE.A650.823B.2475 + + http://openid.net/signon/1.0 + + https://linksafe.ezibroker.net/server/ + + + + + !BAE.A650.823B.2475 + + 2006-08-15T18:56:10.000Z + xri://@ + !BAE.A650.823B.2475 + @!BAE.A650.823B.2475 + + (+wdnc) + + (+wdnc) + http://www.tcpacompliance.us + + + xri://$res*auth*($v*2.0) + + application/xrds+xml;trust=none + http://dev.dready.org/cgi-bin/xri + + + (+i-name) + + (+i-name) + http://www.inames.net + + + xri://+i-service*(+contact)*($v*1.0) + + xri://!!1001 + (+contact) + + text/html + + http://www.neustar.biz + + + + + !BAE.A650.823B.2475 + + 2006-08-15T18:56:10.000Z + xri://@ + !BAE.A650.823B.2475 + @!BAE.A650.823B.2475 + + (+wdnc) + + (+wdnc) + http://www.tcpacompliance.us + + + xri://$res*auth*($v*2.0) + + application/xrds+xml;trust=none + http://dev.dready.org/cgi-bin/xri + + + (+i-name) + + (+i-name) + http://www.inames.net + + + xri://+i-service*(+contact)*($v*1.0) + + xri://!!1001 + (+contact) + + text/html + + http://www.neustar.biz + + + \ No newline at end of file diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/sometimesprefix.xrds b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/sometimesprefix.xrds new file mode 100644 index 000000000..eff755543 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/sometimesprefix.xrds @@ -0,0 +1,34 @@ + + + + *ootao + + 2006-08-09T22:07:13.000Z + xri://@ + !5BAD.2AA.3C72.AF46 + xri://@!5BAD.2AA.3C72.AF46 + + xri://$res*auth*($v*2.0) + xri://@!5BAD.2AA.3C72.AF46 + application/xrds+xml;trust=none + http://resolve.ezibroker.net/resolve/@ootao/ + + + http://openid.net/signon/1.0 + + https://linksafe.ezibroker.net/server/ + + + + *test1 + SUCCESS + xri://@!5BAD.2AA.3C72.AF46 + !0000.0000.3B9A.CA01 + @!5BAD.2AA.3C72.AF46!0000.0000.3B9A.CA01 + + http://openid.net/signon/1.0 + + https://linksafe.ezibroker.net/server/ + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/spoof1.xrds b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/spoof1.xrds new file mode 100644 index 000000000..8e870c815 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/spoof1.xrds @@ -0,0 +1,25 @@ + + + + *keturn + xri://= + !E4 + =!E4 + + + xri://$res*auth*($v*2.0) + http://keturn.example.com/resolve/ + =!E4 + + + + *isDrummond + =!E4 + !D2 + =!D2 + + http://openid.net/signon/1.0 + http://keturn.example.com/openid + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/spoof2.xrds b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/spoof2.xrds new file mode 100644 index 000000000..7547561e1 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/spoof2.xrds @@ -0,0 +1,25 @@ + + + + *keturn + xri://= + !E4 + =!E4 + + + xri://$res*auth*($v*2.0) + http://keturn.example.com/resolve/ + xri://= + + + + *isDrummond + xri://= + !D2 + =!D2 + + http://openid.net/signon/1.0 + http://keturn.example.com/openid + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/spoof3.xrds b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/spoof3.xrds new file mode 100644 index 000000000..f4c43c9b4 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/spoof3.xrds @@ -0,0 +1,37 @@ + + + + *keturn + xri://@ + @E4 + @!E4 + + + xri://$res*auth*($v*2.0) + http://keturn.example.com/resolve/ + @!E4 + + + + *is + @!E4 + !D2 + =!C0 + =!E4!01 + + xri://$res*auth*($v*2.0) + http://keturn.example.com/resolve/ + @!C0 + + + + *drummond + @!C0 + !D2 + @!C0!D2 + + http://openid.net/signon/1.0 + http://keturn.example.com/openid + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/subsegments.xrds b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/subsegments.xrds new file mode 100644 index 000000000..11d2e9122 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/subsegments.xrds @@ -0,0 +1,58 @@ + + + + *nishitani + + 2007-12-25T11:33:39.000Z + xri://= + !E117.EF2F.454B.C707 + =!E117.EF2F.454B.C707 + + http://openid.net/signon/1.0 + xri://!!1003!103 + https://linksafe.ezibroker.net/server/ + + + xri://$res*auth*($v*2.0) + xri://!!1003!103 + application/xrds+xml;trust=none + http://resolve.ezibroker.net/resolve/=nishitani/ + + + xri://+i-service*(+forwarding)*($v*1.0) + + xri://!!1003!103 + (+index) + + http://linksafe-forward.ezibroker.net/forwarding/ + + + + *masaki + SUCCESS + xri://!!1003 + !0000.0000.3B9A.CA01 + =!E117.EF2F.454B.C707!0000.0000.3B9A.CA01 + + http://openid.net/signon/1.0 + xri://!!1003!103 + https://linksafe.ezibroker.net/server/ + + + xri://+i-service*(+contact)*($v*1.0) + + xri://!!1003!103 + (+contact) + + http://linksafe-contact.ezibroker.net/contact/ + + + xri://+i-service*(+forwarding)*($v*1.0) + + xri://!!1003!103 + (+index) + + http://linksafe-forward.ezibroker.net/forwarding/ + + + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/test1-discover.txt b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/test1-discover.txt new file mode 100644 index 000000000..7ec9b8788 --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/test1-discover.txt @@ -0,0 +1,137 @@ +equiv +Status: 200 OK +Content-Type: text/html + + + + +Joe Schmoe's Homepage + + +

Joe Schmoe's Homepage

+

Blah blah blah blah blah blah blah

+ + + +header +Status: 200 OK +Content-Type: text/html +YADIS_HEADER: URL_BASE/xrds + + + +Joe Schmoe's Homepage + + +

Joe Schmoe's Homepage

+

Blah blah blah blah blah blah blah

+ + +xrds +Status: 200 OK +Content-Type: application/xrds+xml + + + +xrds_ctparam +Status: 200 OK +Content-Type: application/xrds+xml; charset=UTF8 + + + +xrds_ctcase +Status: 200 OK +Content-Type: appliCATION/XRDS+xml + + + +xrds_html +Status: 200 OK +Content-Type: text/html + + + +redir_equiv +Status: 302 Found +Content-Type: text/plain +Location: URL_BASE/equiv + +You are presently being redirected. + +redir_header +Status: 302 Found +Content-Type: text/plain +Location: URL_BASE/header + +You are presently being redirected. + +redir_xrds +Status: 302 Found +Content-Type: application/xrds+xml +Location: URL_BASE/xrds + + + +redir_xrds_html +Status: 302 Found +Content-Type: text/plain +Location: URL_BASE/xrds_html + +You are presently being redirected. + +redir_redir_equiv +Status: 302 Found +Content-Type: text/plain +Location: URL_BASE/redir_equiv + +You are presently being redirected. + +lowercase_header +Status: 200 OK +Content-Type: text/html +x-xrds-location: URL_BASE/xrds + + + +Joe Schmoe's Homepage + + +

Joe Schmoe's Homepage

+

Blah blah blah blah blah blah blah

+ + +404_server_response +Status: 404 Not Found + +EEk! + +500_server_response +Status: 500 Server error + +EEk! + +201_server_response +Status: 201 Created + +EEk! + +404_with_header +Status: 404 Not Found +YADIS_HEADER: URL_BASE/xrds + +EEk! + +404_with_meta +Status: 404 Not Found +Content-Type: text/html + + + + +Joe Schmoe's Homepage + + +

Joe Schmoe's Homepage

+

Blah blah blah blah blah blah blah

+ + diff --git a/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/test1-parsehtml.txt b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/test1-parsehtml.txt new file mode 100644 index 000000000..752ad091d --- /dev/null +++ b/models/openid-php-openid-782224d/Tests/Auth/Yadis/data/test1-parsehtml.txt @@ -0,0 +1,149 @@ +found + + + +found + + + +found + + + +found + + + +found + + + +found + + + +found + + + +found + + + +EOF + + +
+OpenID + +
+
+
+ + + + + + + + +

+

+
+ +
+
+
+
+
+
+
+ +
diff --git a/views/default/openid_client/forms/missing.php b/views/default/openid_client/forms/missing.php new file mode 100644 index 000000000..7810f3c57 --- /dev/null +++ b/views/default/openid_client/forms/missing.php @@ -0,0 +1,73 @@ + + * @copyright Curverider Ltd 2008-2009 + * @link http://elgg.com/ + * + * @uses the following values in $vars: + * + * 'openid_url' the OpenID + * 'email' the user's email (if known) + * 'fullname' the user's full name (if known) + * 'email_confirmation' whether the email address needs to be confirmed + * 'code' a magic code that associates this data with a real user + */ + +$emailLabel = elgg_echo('openid_client:email_label'); +$nameLabel = elgg_echo('openid_client:name_label'); +$submitLabel = elgg_echo('openid_client:submit_label'); +$cancelLabel = elgg_echo('openid_client:cancel_label'); + +$missing_email = elgg_echo('openid_client:missing_email'); +$missing_name = elgg_echo('openid_client:missing_name'); +$and = elgg_echo('openid_client:and'); +$email_form = "
$emailLabel
'; +$name_form = "
$nameLabel
'; +$email_hidden = ''."\n"; +$name_hidden = ''."\n"; + +if (!$vars['email'] && !$$vars['fullname']) { + $missing_fields = $missing_email.' '.$and.' '.$missing_name; + $visible_fields = $email_form.'
'.$name_form; + $hidden_fields = ''; +} elseif (!$vars['email']) { + $missing_fields = $missing_email; + $visible_fields = $email_form; + $hidden_fields = $name_hidden; +} elseif (!$vars['fullname']) { + $missing_fields = $missing_name; + $visible_fields = $name_form; + $hidden_fields = $email_hidden; +} + +$hidden_fields .= ''."\n"; + +$instructions = sprintf(elgg_echo('openid_client:missing_info_instructions'),$missing_fields); + +$action = $CONFIG->wwwroot.'action/openid_client/missing'; +$security_token = elgg_view('input/securitytoken'); + +$body .= <<< END + $instructions +
+ $security_token +

+ $visible_fields +

+

+ $hidden_fields + + +

+
+ +END; + +echo elgg_view('page_elements/contentwrapper',array('body'=>$body)); + +?> \ No newline at end of file diff --git a/views/default/openid_client/forms/sync.php b/views/default/openid_client/forms/sync.php new file mode 100644 index 000000000..6d921b278 --- /dev/null +++ b/views/default/openid_client/forms/sync.php @@ -0,0 +1,86 @@ + + * @copyright Curverider Ltd 2008-2009 + * @link http://elgg.com/ + * + * @uses the following values in $vars: + * + * 'userid' the user's GUID + * 'new_email' the user's new email + * 'new_name' the user's new full name + * 'email_confirmation' whether the email address needs to be confirmed + */ + +$emailLabel = elgg_echo('openid_client:email_label'); +$nameLabel = elgg_echo('openid_client:name_label'); +$submitLabel = elgg_echo('openid_client:submit_label'); +$cancelLabel = elgg_echo('openid_client:cancel_label'); +$noSyncLabel = elgg_echo('openid_client:nosync_label'); +$instructions = elgg_echo('openid_client:sync_instructions'); + +$new_email = $vars['new_email']; +$new_name = $vars['new_name']; +$email_confirmation = $vars['email_confirmation']; + +$user = get_user($vars['userid']); + +$old_email = $user->email; +$old_name = $user->name; +$openid_url = $user->alias; + +if ($new_email && $new_email != $old_email) { + $change_fields .= '
$old_email => $new_email
\n"; + if (!$email_confirmation) { + // the email address is from a green server, so we can change the email without a confirmation message + // add an invitation code however to prevent this form from being forged + // the user ident and new email address can then securely be stored in the database invitation table + // rather than the form + $details = openid_client_create_invitation('c',$openid_url,$vars['userid'],$new_email,$new_name); + $form_stuff = ''; + } else { + // the email will be confirmed anyway so it is safe to put it in the form + $form_stuff .= <<< END + +END; + } + +} +if ($new_name && $new_name != $old_name) { + $change_fields .= '
$old_name => $new_name
\n"; +} + +$action = $CONFIG->wwwroot.'action/openid_client/sync'; +$security_token = elgg_view('input/securitytoken'); + +$body .= <<< END + $instructions +
+ $security_token +

+ $change_fields +

+

+ +

+ $form_stuff + + + +

+
+ +END; + +echo elgg_view('page_elements/contentwrapper',array('body'=>$body)); + +?> \ No newline at end of file -- cgit v1.2.3