Auth_OpenID_AX_FetchRequest::fromOpenIDRequest PHP Method

    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;
    }

 public function executeTrust(sfWebRequest $request)
 {
     opApplicationConfiguration::registerJanRainOpenID();
     require_once 'Auth/OpenID/Server.php';
     require_once 'Auth/OpenID/FileStore.php';
     require_once 'Auth/OpenID/SReg.php';
     require_once 'Auth/OpenID/AX.php';
     $info = unserialize($_SESSION['request']);
     $this->forward404Unless($info);
     $trusted = $request->hasParameter('trust') || $request->hasParameter('permanent');
     if (!$trusted) {
         unset($_SESSION['request']);
         $url = $info->getCancelURL();
         $this->redirect($url);
     }
     $reqUrl = $this->getController()->genUrl('OpenID/member?id=' . $this->getUser()->getMemberId(), true);
     if (!$info->idSelect()) {
         $this->forward404Unless($reqUrl === $info->identity, 'request:' . $reqUrl . '/identity:' . $info->identity);
     }
     unset($_SESSION['request']);
     $server = new Auth_OpenID_Server(new Auth_OpenID_FileStore(sfConfig::get('sf_cache_dir')), $info->identity);
     $response = $info->answer(true, null, $reqUrl);
     $sregRequest = Auth_OpenID_SRegRequest::fromOpenIDRequest($info);
     $axRequest = Auth_OpenID_AX_FetchRequest::fromOpenIDRequest($info);
     $allowedProfiles = $request->getParameter('profiles', array());
     $requiredProfiles = $this->createListOfRequestedProfiles($sregRequest, $axRequest);
     $rejectedProfiles = array_diff_key($requiredProfiles, array_flip($allowedProfiles));
     if (in_array(true, $rejectedProfiles)) {
         $url = $info->getCancelURL();
         $this->redirect($url);
     }
     if ($sregRequest) {
         $sregExchange = new opOpenIDProfileExchange('sreg', $this->getUser()->getMember());
         $sregResp = Auth_OpenID_SRegResponse::extractResponse($sregRequest, $sregExchange->getData($allowedProfiles));
         $response->addExtension($sregResp);
     }
     if ($axRequest && !$axRequest instanceof Auth_OpenID_AX_Error) {
         $axResp = new Auth_OpenID_AX_FetchResponse();
         $axExchange = new opOpenIDProfileExchange('ax', $this->getUser()->getMember());
         $userData = $axExchange->getData($allowedProfiles);
         foreach ($axRequest->requested_attributes as $k => $v) {
             if (!empty($userData[$k])) {
                 $axResp->addValue($k, $userData[$k]);
             }
         }
         $response->addExtension($axResp);
     }
     $log = Doctrine::getTable('OpenIDTrustLog')->log($info->trust_root, $this->getUser()->getMemberId());
     if ($request->hasParameter('permanent')) {
         $log->is_permanent = true;
         $log->save();
     }
     $response = $server->encodeResponse($response);
     return $this->writeResponse($response);
 }