protected function getWebPage($url)
    {
        $curl = curl_init();

        curl_setopt($curl, CURLOPT_URL,            $url);
        curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($curl, CURLOPT_HEADER,         false);
        curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);
        $output = curl_exec($curl);
        curl_close($curl);

        return (string) $output;
    }