custom/plugins/FroshPlatformHtmlMinify/src/Listener/ResponseListener.php line 23

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  1. <?php declare(strict_types=1);
  3. namespace Frosh\HtmlMinify\Listener;
  5. use Frosh\HtmlMinify\Service\MinifyService;
  6. use Symfony\Component\HttpFoundation\BinaryFileResponse;
  7. use Symfony\Component\HttpFoundation\Response;
  8. use Symfony\Component\HttpFoundation\StreamedResponse;
  9. use Symfony\Component\HttpKernel\Event\ResponseEvent;
  11. class ResponseListener
  12. {
  13.     private string $environment;
  15.     private MinifyService $minifyService;
  17.     public function __construct(string $environment, MinifyService $minifyService)
  18.     {
  19.         $this->environment = $environment;
  20.         $this->minifyService = $minifyService;
  21.     }
  23.     public function onKernelResponse(ResponseEvent $event): void
  24.     {
  25.         if ($this->environment !== 'prod') {
  26.             return;
  27.         }
  29.         if (!$event->isMainRequest()) {
  30.             return;
  31.         }
  33.         $response = $event->getResponse();
  35.         if ($response instanceof BinaryFileResponse
  36.             || $response instanceof StreamedResponse) {
  37.             return;
  38.         }
  40.         if ($response->getStatusCode() === Response::HTTP_NO_CONTENT) {
  41.             return;
  42.         }
  44.         if (!str_contains($response->headers->get('Content-Type', ''), 'text/html')) {
  45.             return;
  46.         }
  48.         $result = $this->minifyService->minify($response->getContent(), $response->headers);
  50.         $response->setContent($result);
  51.     }
  52. }