Contao\CoreBundle\EventListener\ToggleViewListener::onKernelRequest PHP Метод

    public function onKernelRequest(GetResponseEvent $event)
    {
        $request = $event->getRequest();
        if (!$this->isFrontendMasterRequest($event) || !$request->query->has('toggle_view')) {
            return;
        }
        $this->framework->initialize();
        $response = new RedirectResponse(System::getReferer(), 303);
        $response->headers->setCookie($this->getCookie($request->query->get('toggle_view'), $request->getBasePath()));
        $event->setResponse($response);
    }

 /**
  * Tests the cookie path.
  */
 public function testCookiePath()
 {
     /** @var HttpKernelInterface $kernel */
     $kernel = $this->getMockForAbstractClass('Symfony\\Component\\HttpKernel\\Kernel', ['test', false]);
     $container = new Container();
     $request = new Request(['toggle_view' => 'desktop']);
     $event = new GetResponseEvent($kernel, $request, HttpKernelInterface::MASTER_REQUEST);
     $listener = new ToggleViewListener($this->framework);
     $reflection = new \ReflectionClass($request);
     $container->addScope(new Scope(ContaoCoreBundle::SCOPE_FRONTEND));
     $container->enterScope(ContaoCoreBundle::SCOPE_FRONTEND);
     $request->attributes->set('_route', 'dummy');
     // Set the base path to /foo/bar
     $basePath = $reflection->getProperty('basePath');
     $basePath->setAccessible(true);
     $basePath->setValue($request, '/foo/bar');
     $listener->setContainer($container);
     $listener->onKernelRequest($event);
     $this->assertTrue($event->hasResponse());
     $cookie = $this->getCookie($event->getResponse());
     $this->assertEquals('/foo/bar', $cookie->getPath());
 }