/**
    * Fetches the IP address of the current visitor
    *
    * @return   string
    */
    function fetch_ip()
    {
        $ip = $_SERVER['REMOTE_ADDR'];

            if (isset($_SERVER['HTTP_CF_CONNECTING_IP']));
                {
                    $ip = $_SERVER['HTTP_CF_CONNECTING_IP'];
                }
            return $ip;
    }