public function submitUrl()
    {
        $aParams = \OxidEsales\Eshop\Core\Registry::getConfig()->getRequestParameter("aSubmitUrl");
        if ($aParams['url']) {
            $sNotificationUrl = "http://gr-notify.appspot.com/submit?uri=" . urlencode($aParams['url']) . "&agent=oxid";
            if ($aParams['email']) {
                $sNotificationUrl .= "&contact=" . urlencode($aParams['email']);
            }
            $aHeaders = $this->getHttpResponseCode($sNotificationUrl);
            if (substr($aHeaders[2], -4) === "True") {
                $this->_aViewData["submitMessage"] = 'SHOP_RDFA_SUBMITED_SUCCESSFULLY';
            } else {
                \OxidEsales\Eshop\Core\Registry::getUtilsView()->addErrorToDisplay(substr($aHeaders[3], strpos($aHeaders[3], ":") + 2));
            }
        } else {
            \OxidEsales\Eshop\Core\Registry::getUtilsView()->addErrorToDisplay('SHOP_RDFA_MESSAGE_NOURL');
        }
    }