Spatie\Pjax\Middleware\FilterIfPjax::handle PHP Метод

    public function handle(Request $request, Closure $next)
    {
        $response = $next($request);
        if (!$request->pjax() || $response->isRedirection()) {
            return $response;
        }
        $this->filterResponse($response, $request->header('X-PJAX-Container'))->setUriHeader($response, $request)->setVersionHeader($response, $request);
        return $response;
    }

 /**
  * Handle an incoming request.
  *
  * @param \Illuminate\Http\Request $request
  * @param \Closure                 $next
  *
  * @return mixed
  */
 public function handle(Request $request, Closure $next)
 {
     $response = parent::handle($request, $next);
     if (!$request->pjax() || $response->isRedirection()) {
         return $response;
     }
     if ($route = $request->route()) {
         $response->header('X-PJAX-Route', $route->getName());
     }
     return $response;
 }