UsersController::getContacts PHP Method

    function getContacts($url)
    {
        $curl = curl_init();
        $userAgent = 'Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; .NET CLR 1.1.4322)';
        curl_setopt($curl, CURLOPT_URL, $url);
        //The URL to fetch. This can also be set when initializing a session with curl_init().
        curl_setopt($curl, CURLOPT_RETURNTRANSFER, TRUE);
        //TRUE to return the transfer as a string of the return value of curl_exec() instead of outputting it out directly.
        curl_setopt($curl, CURLOPT_CONNECTTIMEOUT, 5);
        //The number of seconds to wait while trying to connect.
        curl_setopt($curl, CURLOPT_USERAGENT, $userAgent);
        //The contents of the "User-Agent: " header to be used in a HTTP request.
        curl_setopt($curl, CURLOPT_FOLLOWLOCATION, TRUE);
        //To follow any "Location: " header that the server sends as part of the HTTP header.
        curl_setopt($curl, CURLOPT_AUTOREFERER, TRUE);
        //To automatically set the Referer: field in requests where it follows a Location: redirect.
        curl_setopt($curl, CURLOPT_TIMEOUT, 10);
        //The maximum number of seconds to allow cURL functions to execute.
        curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
        //To stop cURL from verifying the peer's certificate.
        $contents = curl_exec($curl);
        curl_close($curl);
        return $contents;
    }