if (!is_null(filter_input(INPUT_SERVER, "HTTP_X_FORWARDED_FOR", FILTER_SANITIZE_STRING))) {
                $data['ip'] = filter_input(INPUT_SERVER, "HTTP_X_FORWARDED_FOR", FILTER_SANITIZE_STRING);
            } else {
                $data['ip'] = filter_input(INPUT_SERVER, "REMOTE_ADDR", FILTER_SANITIZE_URL);
            }