Auth_OpenID_ServiceEndpoint::consumerFromXRDS PHP Method

    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;
    }