Auth_OpenID_ServiceEndpoint::fromXRDS PHP Method

    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;
    }

 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);
     }
 }