diff options
Diffstat (limited to 'lib/common.php')
| -rwxr-xr-x | lib/common.php | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/lib/common.php b/lib/common.php new file mode 100755 index 000000000..b50a990bd --- /dev/null +++ b/lib/common.php @@ -0,0 +1,164 @@ +<?php
+
+require_once "session.php";
+
+require_once "Auth/OpenID/Server.php";
+require_once "Auth/OpenID/SReg.php";
+try {
+ include_once "Auth/OpenID/HMACSHA1.php";
+} catch(Exception $e) {
+ // new way :P
+ require_once "Auth/OpenID/HMAC.php";
+}
+
+function getUsernameFromUrl($url)
+{
+ $un = trim($url);
+ $lun = strlen($un);
+ $last_stroke_pos = strrpos($un,"/");
+ if ($last_stroke_pos === false) {
+ // no slash, so assume that this is already a username
+ $username = $url;
+ } else {
+ if ($last_stroke_pos == ($lun - 1)) {
+ // this url ends in a slash - ignore it
+ $un = substr($un, 0,-1);
+ }
+ $last_stroke_pos = strrpos($un,"/");
+ $username = substr($un,$last_stroke_pos+1);
+ }
+
+ return $username;
+}
+
+function normaliseUsername($username)
+// check to see if the current username contains a slash
+// if so, assume that this is an OpenID URL
+// if not, munge it until it is
+// normalise OpenID URLs to include a closing slash
+{
+ global $CONFIG;
+
+ $stroke_pos = strpos($username,"/");
+ if ($stroke_pos === false) {
+ return $CONFIG->wwwroot."profile/".$username;
+ } else {
+ if (substr($username,-1,1) == "/") {
+ return substr($username, 0, strlen($username-1));
+ } else {
+ return $username;
+ }
+ }
+}
+
+function addSregFields(&$response,$info, $req_url)
+{
+ $username = getUsernameFromUrl($req_url);
+ $user = get_user_by_username($username);
+ if ($user) {
+ $email = $user->email;
+ $fullname = $user->name;
+
+ $sreg_data = array(
+ 'fullname' => $fullname,
+ 'email' => $email
+ );
+
+ // Add the simple registration response values to the OpenID
+ // response message.
+ $sreg_request = Auth_OpenID_SRegRequest::fromOpenIDRequest($info);
+
+ $sreg_response = Auth_OpenID_SRegResponse::extractResponse(
+ $sreg_request, $sreg_data);
+ error_log('DEBUG:' . (string)($response->fields));
+ $sreg_response->toMessage($response->fields);
+ }
+
+}
+
+// KJ - this code is now used in trust.php
+
+/*function authCancel($info)
+{
+ if ($info) {
+ setRequestInfo();
+ $url = $info->getCancelURL();
+ } else {
+ $url = getServerURL();
+ }
+ return redirect_render($url);
+}
+
+function doAuth($info, $trusted=null, $fail_cancels=false,$idpSelect=null)
+{
+ if (!$info) {
+ // There is no authentication information, so bail
+ return authCancel(null);
+ }
+
+ if ($info->idSelect()) {
+ if ($idpSelect) {
+ $req_url = idURL($idpSelect);
+ } else {
+ $trusted = false;
+ }
+ } else {
+ $req_url = normaliseUsername($info->identity);
+ }
+
+ $user = getLoggedInUser();
+ setRequestInfo($info);
+
+ if ($req_url != $user) {
+ return login_render(array(), $req_url, $req_url);
+ }
+
+ $trust_root = $info->trust_root;
+ // $fail_cancels = $fail_cancels || isset($sites[$trust_root]);
+ $trusted = isset($trusted) ? $trusted : isTrusted($req_url,$trust_root);
+ if ($trusted) {
+ setRequestInfo();
+ $server =& getServer();
+ $response =& $info->answer(true, null, $req_url);
+
+ addSregFields($response, $info, $req_url);
+
+ $webresponse =& $server->encodeResponse($response);
+
+ $new_headers = array();
+
+ foreach ($webresponse->headers as $k => $v) {
+ $new_headers[] = $k.": ".$v;
+ }
+
+ return array($new_headers, $webresponse->body);
+ } elseif ($fail_cancels) {
+ return authCancel($info);
+ } else {
+ return trust_render($info);
+ }
+}*/
+
+
+function trust_render($info) {
+
+ $vars = array('openid_url' =>getLoggedInUser(), 'openid_trust_root' =>htmlspecialchars($info->trust_root));
+ $title = elgg_echo('openid_server:trust_title');
+ return array(
+ array(),
+ elgg_view_page(
+ $title,
+ elgg_view_layout('content', array(
+ 'title' => $title,
+ 'content' => elgg_view_form("openid_server/trust", array(), $vars),
+ 'filter' => false,
+ ))
+ ));
+}
+
+function login_render($errors=null, $input=null, $needed=null) {
+ system_message(elgg_echo('openid_server:not_logged_in'));
+ forward(current_page_url());
+}
+
+?>
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