vendor/symfony/http-kernel/EventListener/StreamedResponseListener.php line 32

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  1. <?php
  3. /*
  4. * This file is part of the Symfony package.
  5. *
  6. * (c) Fabien Potencier <fabien@symfony.com>
  7. *
  8. * For the full copyright and license information, please view the LICENSE
  9. * file that was distributed with this source code.
  10. */
  12. namespace Symfony\Component\HttpKernel\EventListener;
  14. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  15. use Symfony\Component\HttpFoundation\StreamedResponse;
  16. use Symfony\Component\HttpKernel\Event\ResponseEvent;
  17. use Symfony\Component\HttpKernel\KernelEvents;
  19. /**
  20. * StreamedResponseListener is responsible for sending the Response
  21. * to the client.
  22. *
  23. * @author Fabien Potencier <fabien@symfony.com>
  24. *
  25. * @final
  26. */
  27. class StreamedResponseListener implements EventSubscriberInterface
  28. {
  29. /**
  30. * Filters the Response.
  31. */
  32. public function onKernelResponse(ResponseEvent $event)
  33. {
  34. if (!$event->isMainRequest()) {
  35. return;
  36. }
  38. $response = $event->getResponse();
  40. if ($response instanceof StreamedResponse) {
  41. $response->send();
  42. }
  43. }
  45. public static function getSubscribedEvents(): array
  46. {
  47. return [
  48. KernelEvents::RESPONSE => ['onKernelResponse', -1024],
  49. ];
  50. }
  51. }