platform/src/Storefront/Framework/Routing/ResponseHeaderListener.php line 22

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  1. <?php declare(strict_types=1);
  3. namespace Shopware\Storefront\Framework\Routing;
  5. use Shopware\Core\Framework\Routing\Annotation\RouteScope;
  6. use Shopware\Core\PlatformRequest;
  7. use Shopware\Storefront\Framework\Routing\Annotation\NoStore;
  8. use Symfony\Component\HttpKernel\Event\ResponseEvent;
  10. class ResponseHeaderListener
  11. {
  12.     private const REMOVAL_HEADERS = [
  13.         PlatformRequest::HEADER_VERSION_ID,
  14.         PlatformRequest::HEADER_LANGUAGE_ID,
  15.         PlatformRequest::HEADER_CONTEXT_TOKEN,
  16.         'Access-Control-Allow-Origin',
  17.         'Access-Control-Allow-Methods',
  18.         'Access-Control-Allow-Headers',
  19.         'Access-Control-Expose-Headers',
  20.     ];
  22.     public function __invoke(ResponseEvent $event): void
  23.     {
  24.         /** @var RouteScope|null $routeScope */
  25.         $routeScope = $event->getRequest()->attributes->get('_routeScope');
  27.         if ($routeScope === null || !$routeScope->hasScope('storefront')) {
  28.             return;
  29.         }
  31.         $this->removeHeaders($event);
  32.         $this->addNoStoreHeader($event);
  33.     }
  35.     private function removeHeaders(ResponseEvent $event): void
  36.     {
  37.         foreach (self::REMOVAL_HEADERS as $headerKey) {
  38.             $event->getResponse()->headers->remove($headerKey);
  39.         }
  40.     }
  42.     private function addNoStoreHeader(ResponseEvent $event): void
  43.     {
  44.         if (!$event->getRequest()->attributes->has('_' . NoStore::ALIAS)) {
  45.             return;
  46.         }
  48.         $event->getResponse()->setMaxAge(0);
  49.         $event->getResponse()->headers->addCacheControlDirective('no-cache');
  50.         $event->getResponse()->headers->addCacheControlDirective('no-store');
  51.         $event->getResponse()->headers->addCacheControlDirective('must-revalidate');
  52.         $event->getResponse()->setExpires(new \DateTime('@0'));
  53.     }
  54. }