Auth_OpenID_Decoder::defaultDecoder PHP Method

    function defaultDecoder($message)
    {
        $mode = $message->getArg(Auth_OpenID_OPENID_NS, 'mode');
        if (Auth_OpenID::isFailure($mode)) {
            return new Auth_OpenID_ServerError($message, $mode->message);
        }
        return new Auth_OpenID_ServerError($message, sprintf("Unrecognized OpenID mode %s", $mode));
    }