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author | brettp <brettp@36083f99-b078-4883-b0ff-0f9b5a30f544> | 2011-03-14 02:06:04 +0000 |
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committer | brettp <brettp@36083f99-b078-4883-b0ff-0f9b5a30f544> | 2011-03-14 02:06:04 +0000 |
commit | 444611b49a56b2b282d0f9b9290d17aecd9ae321 (patch) | |
tree | accdc8b21c5b6c3612bad4c78512c5a7b23c9f3a /mod/twitterservice/vendors/twitteroauth/OAuth.php | |
parent | e62ce5cca46c015629b39c3356bdb5df65f1369e (diff) | |
download | elgg-444611b49a56b2b282d0f9b9290d17aecd9ae321.tar.gz elgg-444611b49a56b2b282d0f9b9290d17aecd9ae321.tar.bz2 |
Refs #3115. Migrated twitterservice to twitter_api. Added upgrade to migrate plugin and user settings.
git-svn-id: http://code.elgg.org/elgg/trunk@8699 36083f99-b078-4883-b0ff-0f9b5a30f544
Diffstat (limited to 'mod/twitterservice/vendors/twitteroauth/OAuth.php')
-rwxr-xr-x | mod/twitterservice/vendors/twitteroauth/OAuth.php | 517 |
1 files changed, 0 insertions, 517 deletions
diff --git a/mod/twitterservice/vendors/twitteroauth/OAuth.php b/mod/twitterservice/vendors/twitteroauth/OAuth.php deleted file mode 100755 index b0e3cfd5e..000000000 --- a/mod/twitterservice/vendors/twitteroauth/OAuth.php +++ /dev/null @@ -1,517 +0,0 @@ -<?php -// vim: foldmethod=marker - -class OAuthConsumer { - public $key; - public $secret; - - function __construct($key, $secret, $callback_url=NULL) { - $this->key = $key; - $this->secret = $secret; - $this->callback_url = $callback_url; - } - - function __toString() { - return "OAuthConsumer[key=$this->key,secret=$this->secret]"; - } -} - -class OAuthToken { - // access tokens and request tokens - public $key; - public $secret; - - /** - * key = the token - * secret = the token secret - */ - function __construct($key, $secret) { - $this->key = $key; - $this->secret = $secret; - } - - /** - * generates the basic string serialization of a token that a server - * would respond to request_token and access_token calls with - */ - function to_string() { - return "oauth_token=" . - OAuthUtil::urlencode_rfc3986($this->key) . - "&oauth_token_secret=" . - OAuthUtil::urlencode_rfc3986($this->secret); - } - - function __toString() { - return $this->to_string(); - } -} - -class twitterOAuthSignatureMethod_HMAC_SHA1 extends OAuthSignatureMethod_HMAC_SHA1 {/*{{{*/ - function get_name() {/*{{{*/ - return "HMAC-SHA1"; - }/*}}}*/ - - public function build_signature($request, $consumer, $token) {/*{{{*/ - $base_string = $request->get_signature_base_string(); - $request->base_string = $base_string; - - $key_parts = array( - $consumer->secret, - ($token) ? $token->secret : "" - ); - - $key_parts = OAuthUtil::urlencode_rfc3986($key_parts); - $key = implode('&', $key_parts); - - return base64_encode( hash_hmac('sha1', $base_string, $key, true)); - }/*}}}*/ - - public function check_signature(&$request, $consumer, $token, $signature) { - $built = $this->build_signature($request, $consumer, $token); - return $built == $signature; - } -}/*}}}*/ - -class twitterOAuthRequest extends OAuthRequest { - private $parameters; - private $http_method; - private $http_url; - // for debug purposes - public $base_string; - public static $POST_INPUT = 'php://input'; - - function __construct($http_method, $http_url, $parameters=NULL) { - @$parameters or $parameters = array(); - $parameters = array_merge( OAuthUtil::parse_parameters(parse_url($http_url, PHP_URL_QUERY)), $parameters); - $this->parameters = $parameters; - $this->http_method = $http_method; - $this->http_url = $http_url; - } - - - /** - * attempt to build up a request from what was passed to the server - */ - public static function from_request($http_method=NULL, $http_url=NULL, $parameters=NULL) { - $scheme = (!isset($_SERVER['HTTPS']) || $_SERVER['HTTPS'] != "on") - ? 'http' - : 'https'; - @$http_url or $http_url = $scheme . - '://' . $_SERVER['HTTP_HOST'] . - ':' . - $_SERVER['SERVER_PORT'] . - $_SERVER['REQUEST_URI']; - @$http_method or $http_method = $_SERVER['REQUEST_METHOD']; - - // We weren't handed any parameters, so let's find the ones relevant to - // this request. - // If you run XML-RPC or similar you should use this to provide your own - // parsed parameter-list - if (!$parameters) { - // Find request headers - $request_headers = OAuthUtil::get_headers(); - - // Parse the query-string to find GET parameters - $parameters = OAuthUtil::parse_parameters($_SERVER['QUERY_STRING']); - - // It's a POST request of the proper content-type, so parse POST - // parameters and add those overriding any duplicates from GET - if ($http_method == "POST" - && @strstr($request_headers["Content-Type"], - "application/x-www-form-urlencoded") - ) { - $post_data = OAuthUtil::parse_parameters( - file_get_contents(self::$POST_INPUT) - ); - $parameters = array_merge($parameters, $post_data); - } - - // We have a Authorization-header with OAuth data. Parse the header - // and add those overriding any duplicates from GET or POST - if (@substr($request_headers['Authorization'], 0, 6) == "OAuth ") { - $header_parameters = OAuthUtil::split_header( - $request_headers['Authorization'] - ); - $parameters = array_merge($parameters, $header_parameters); - } - - } - - return new twitterOAuthRequest($http_method, $http_url, $parameters); - } - - /** - * pretty much a helper function to set up the request - */ - public static function from_consumer_and_token($consumer, $token, $http_method, $http_url, $parameters=NULL) { - @$parameters or $parameters = array(); - $defaults = array("oauth_version" => '1.0', - "oauth_nonce" => twitterOAuthRequest::generate_nonce(), - "oauth_timestamp" => twitterOAuthRequest::generate_timestamp(), - "oauth_consumer_key" => $consumer->key); - if ($token) - $defaults['oauth_token'] = $token->key; - - $parameters = array_merge($defaults, $parameters); - - return new twitterOAuthRequest($http_method, $http_url, $parameters); - } - - public function set_parameter($name, $value, $allow_duplicates = true) { - if ($allow_duplicates && isset($this->parameters[$name])) { - // We have already added parameter(s) with this name, so add to the list - if (is_scalar($this->parameters[$name])) { - // This is the first duplicate, so transform scalar (string) - // into an array so we can add the duplicates - $this->parameters[$name] = array($this->parameters[$name]); - } - - $this->parameters[$name][] = $value; - } else { - $this->parameters[$name] = $value; - } - } - - public function get_parameter($name) { - return isset($this->parameters[$name]) ? $this->parameters[$name] : null; - } - - public function get_parameters() { - return $this->parameters; - } - - public function unset_parameter($name) { - unset($this->parameters[$name]); - } - - /** - * The request parameters, sorted and concatenated into a normalized string. - * @return string - */ - public function get_signable_parameters() { - // Grab all parameters - $params = $this->parameters; - - // Remove oauth_signature if present - // Ref: Spec: 9.1.1 ("The oauth_signature parameter MUST be excluded.") - if (isset($params['oauth_signature'])) { - unset($params['oauth_signature']); - } - - return OAuthUtil::build_http_query($params); - } - - /** - * Returns the base string of this request - * - * The base string defined as the method, the url - * and the parameters (normalized), each urlencoded - * and the concated with &. - */ - public function get_signature_base_string() { - $parts = array( - $this->get_normalized_http_method(), - $this->get_normalized_http_url(), - $this->get_signable_parameters() - ); - - $parts = OAuthUtil::urlencode_rfc3986($parts); - - return implode('&', $parts); - } - - /** - * just uppercases the http method - */ - public function get_normalized_http_method() { - return strtoupper($this->http_method); - } - - /** - * parses the url and rebuilds it to be - * scheme://host/path - */ - public function get_normalized_http_url() { - $parts = parse_url($this->http_url); - - $port = @$parts['port']; - $scheme = $parts['scheme']; - $host = $parts['host']; - $path = @$parts['path']; - - $port or $port = ($scheme == 'https') ? '443' : '80'; - - if (($scheme == 'https' && $port != '443') - || ($scheme == 'http' && $port != '80')) { - $host = "$host:$port"; - } - return "$scheme://$host$path"; - } - - /** - * builds a url usable for a GET request - */ - public function to_url() { - $post_data = $this->to_postdata(); - $out = $this->get_normalized_http_url(); - if ($post_data) { - $out .= '?'.$post_data; - } - return $out; - } - - /** - * builds the data one would send in a POST request - */ - public function to_postdata() { - return OAuthUtil::build_http_query($this->parameters); - } - - /** - * builds the Authorization: header - */ - public function to_header($realm=null) { - $first = true; - if($realm) { - $out = 'Authorization: OAuth realm="' . OAuthUtil::urlencode_rfc3986($realm) . '"'; - $first = false; - } else - $out = 'Authorization: OAuth'; - - $total = array(); - foreach ($this->parameters as $k => $v) { - if (substr($k, 0, 5) != "oauth") continue; - if (is_array($v)) { - throw new OAuthException('Arrays not supported in headers'); - } - $out .= ($first) ? ' ' : ','; - $out .= OAuthUtil::urlencode_rfc3986($k) . - '="' . - OAuthUtil::urlencode_rfc3986($v) . - '"'; - $first = false; - } - return $out; - } - - public function __toString() { - return $this->to_url(); - } - - - public function sign_request($signature_method, $consumer, $token) { - $this->set_parameter( - "oauth_signature_method", - $signature_method->get_name(), - false - ); - $signature = $this->build_signature($signature_method, $consumer, $token); - $this->set_parameter("oauth_signature", $signature, false); - } - - public function build_signature($signature_method, $consumer, $token) { - $signature = $signature_method->build_signature($this, $consumer, $token); - return $signature; - } - - /** - * util function: current timestamp - */ - private static function generate_timestamp() { - return time(); - } - - /** - * util function: current nonce - */ - private static function generate_nonce() { - $mt = microtime(); - $rand = mt_rand(); - - return md5($mt . $rand); // md5s look nicer than numbers - } -} - -class OAuthDataStore { - function lookup_consumer($consumer_key) { - // implement me - } - - function lookup_token($consumer, $token_type, $token) { - // implement me - } - - function lookup_nonce($consumer, $token, $nonce, $timestamp) { - // implement me - } - - function new_request_token($consumer, $callback = null) { - // return a new token attached to this consumer - } - - function new_access_token($token, $consumer, $verifier = null) { - // return a new access token attached to this consumer - // for the user associated with this token if the request token - // is authorized - // should also invalidate the request token - } - -} - -class OAuthUtil { - public static function urlencode_rfc3986($input) { - if (is_array($input)) { - return array_map(array('OAuthUtil', 'urlencode_rfc3986'), $input); - } else if (is_scalar($input)) { - return str_replace( - '+', - ' ', - str_replace('%7E', '~', rawurlencode($input)) - ); - } else { - return ''; - } -} - - - // This decode function isn't taking into consideration the above - // modifications to the encoding process. However, this method doesn't - // seem to be used anywhere so leaving it as is. - public static function urldecode_rfc3986($string) { - return urldecode($string); - } - - // Utility function for turning the Authorization: header into - // parameters, has to do some unescaping - // Can filter out any non-oauth parameters if needed (default behaviour) - public static function split_header($header, $only_allow_oauth_parameters = true) { - $pattern = '/(([-_a-z]*)=("([^"]*)"|([^,]*)),?)/'; - $offset = 0; - $params = array(); - while (preg_match($pattern, $header, $matches, PREG_OFFSET_CAPTURE, $offset) > 0) { - $match = $matches[0]; - $header_name = $matches[2][0]; - $header_content = (isset($matches[5])) ? $matches[5][0] : $matches[4][0]; - if (preg_match('/^oauth_/', $header_name) || !$only_allow_oauth_parameters) { - $params[$header_name] = OAuthUtil::urldecode_rfc3986($header_content); - } - $offset = $match[1] + strlen($match[0]); - } - - if (isset($params['realm'])) { - unset($params['realm']); - } - - return $params; - } - - // helper to try to sort out headers for people who aren't running apache - public static function get_headers() { - if (function_exists('apache_request_headers')) { - // we need this to get the actual Authorization: header - // because apache tends to tell us it doesn't exist - $headers = apache_request_headers(); - - // sanitize the output of apache_request_headers because - // we always want the keys to be Cased-Like-This and arh() - // returns the headers in the same case as they are in the - // request - $out = array(); - foreach( $headers AS $key => $value ) { - $key = str_replace( - " ", - "-", - ucwords(strtolower(str_replace("-", " ", $key))) - ); - $out[$key] = $value; - } - } else { - // otherwise we don't have apache and are just going to have to hope - // that $_SERVER actually contains what we need - $out = array(); - if( isset($_SERVER['CONTENT_TYPE']) ) - $out['Content-Type'] = $_SERVER['CONTENT_TYPE']; - if( isset($_ENV['CONTENT_TYPE']) ) - $out['Content-Type'] = $_ENV['CONTENT_TYPE']; - - foreach ($_SERVER as $key => $value) { - if (substr($key, 0, 5) == "HTTP_") { - // this is chaos, basically it is just there to capitalize the first - // letter of every word that is not an initial HTTP and strip HTTP - // code from przemek - $key = str_replace( - " ", - "-", - ucwords(strtolower(str_replace("_", " ", substr($key, 5)))) - ); - $out[$key] = $value; - } - } - } - return $out; - } - - // This function takes a input like a=b&a=c&d=e and returns the parsed - // parameters like this - // array('a' => array('b','c'), 'd' => 'e') - public static function parse_parameters( $input ) { - if (!isset($input) || !$input) return array(); - - $pairs = explode('&', $input); - - $parsed_parameters = array(); - foreach ($pairs as $pair) { - $split = explode('=', $pair, 2); - $parameter = OAuthUtil::urldecode_rfc3986($split[0]); - $value = isset($split[1]) ? OAuthUtil::urldecode_rfc3986($split[1]) : ''; - - if (isset($parsed_parameters[$parameter])) { - // We have already recieved parameter(s) with this name, so add to the list - // of parameters with this name - - if (is_scalar($parsed_parameters[$parameter])) { - // This is the first duplicate, so transform scalar (string) into an array - // so we can add the duplicates - $parsed_parameters[$parameter] = array($parsed_parameters[$parameter]); - } - - $parsed_parameters[$parameter][] = $value; - } else { - $parsed_parameters[$parameter] = $value; - } - } - return $parsed_parameters; - } - - public static function build_http_query($params) { - if (!$params) return ''; - - // Urlencode both keys and values - $keys = OAuthUtil::urlencode_rfc3986(array_keys($params)); - $values = OAuthUtil::urlencode_rfc3986(array_values($params)); - $params = array_combine($keys, $values); - - // Parameters are sorted by name, using lexicographical byte value ordering. - // Ref: Spec: 9.1.1 (1) - uksort($params, 'strcmp'); - - $pairs = array(); - foreach ($params as $parameter => $value) { - if (is_array($value)) { - // If two or more parameters share the same name, they are sorted by their value - // Ref: Spec: 9.1.1 (1) - natsort($value); - foreach ($value as $duplicate_value) { - $pairs[] = $parameter . '=' . $duplicate_value; - } - } else { - $pairs[] = $parameter . '=' . $value; - } - } - // For each parameter, the name is separated from the corresponding value by an '=' character (ASCII code 61) - // Each name-value pair is separated by an '&' character (ASCII code 38) - return implode('&', $pairs); - } -} - -?> |