src/Cms/CoreBundle/Service/ViewLayer.php line 47

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  1. <?php
  3. namespace Cms\CoreBundle\Service;
  5. use Cms\CoreBundle\Model\Scenes\DashboardScene;
  6. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  7. use Symfony\Component\HttpFoundation\Response;
  8. use Symfony\Component\HttpKernel\Event\ViewEvent;
  9. use Symfony\Component\HttpKernel\KernelEvents;
  11. final class ViewLayer implements EventSubscriberInterface
  12. {
  13.     /**
  14.      * @var SceneRenderer
  15.      */
  16.     private SceneRenderer $sceneRenderer;
  18.     /**
  19.      * @param SceneRenderer $sceneRenderer
  20.      */
  21.     public function __construct(SceneRenderer $sceneRenderer)
  22.     {
  23.         $this->sceneRenderer = $sceneRenderer;
  24.     }
  26.     /**
  27.      * {@inheritdoc}
  28.      */
  29.     public static function getSubscribedEvents(): array
  30.     {
  31.         return [
  32.             KernelEvents::VIEW => ['onKernelView', 255],
  33.         ];
  34.     }
  36.     /**
  37.      * @param ViewEvent $event
  38.      */
  39.     public function onKernelView(ViewEvent $event): void
  40.     {
  41.         // obtain what the controller returned
  42.         $result = $event->getControllerResult();
  44.         // check for our view class
  45.         if ($result instanceof DashboardScene) {
  46.             // render it
  47.             $response = $this->render($result);
  49.             // attach response to the event
  50.             $event->setResponse($response);
  51.         }
  52.     }
  54.     /**
  55.      * @param DashboardScene $scene
  56.      * @return Response
  57.      */
  58.     private function render(DashboardScene $scene): Response
  59.     {
  60.         // call the rendering on the scene renderer
  61.         $rendered = $this->sceneRenderer->render($scene);
  63.         // generate the response
  64.         return new Response(
  65.             $rendered,
  66.             200,
  67.             [
  68.                 'Content-Type' => 'text/html',
  69.             ]
  70.         );
  71.     }
  72. }