Logger::gatherDetails PHP Method

    public function gatherDetails()
    {
        // Get IP address
        if (isset($_SERVER['REMOTE_ADDR'])) {
            //FIXME: generates warning - array_shift wants variable
            //$this->details['IP Address']=(isset($_SERVER["HTTP_X_FORWARDED_FOR"])
            //    ? array_shift(explode(',', $_SERVER["HTTP_X_FORWARDED_FOR"]))
            //    : $_SERVER["REMOTE_ADDR"]);
            null;
        }
        if (isset($_SERVER['QUERY_STRING'])) {
            $this->details['Query String'] = $_SERVER['QUERY_STRING'];
        }
        if (isset($_SERVER['REDIRECT_SCRIPT_URI'])) {
            $this->details['Original Query'] = $_SERVER['REDIRECT_SCRIPT_URI'];
        }
        if (isset($_SERVER['HTTP_REFERER'])) {
            $this->details['Referer'] = $_SERVER['HTTP_REFERER'];
        }
        if (isset($_SERVER['HTTP_USER_AGENT'])) {
            $this->details['Version'] = $_SERVER['HTTP_USER_AGENT'];
        }
        if (isset($_SERVER['SERVER_PORT'])) {
            $this->details['Port'] = $_SERVER['SERVER_PORT'];
        }
    }