src/EventSubscriber/AddPaginationHeaders.php line 15

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  1. <?php
  3. declare(strict_types=1);
  5. namespace App\EventSubscriber;
  7. use ApiPlatform\Core\Bridge\Doctrine\Orm\Paginator;
  8. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  9. use Symfony\Component\HttpKernel\Event\FilterResponseEvent;
  10. use Symfony\Component\HttpKernel\Event\ResponseEvent;
  11. use Symfony\Component\HttpKernel\KernelEvents;
  13. final class AddPaginationHeaders implements EventSubscriberInterface
  14. {
  15.     public function addHeaders(ResponseEvent $event): void
  16.     {
  17.         $request = $event->getRequest();
  19.         if (($data = $request->attributes->get('data')) && $data instanceof Paginator) {
  20.             $response = $event->getResponse();
  21.             $response->headers->add([
  22.                 'X-Pages' => $data->getLastPage(),
  23.                 'X-Page' => $data->getCurrentPage(),
  24.                 'X-Total' => $data->getTotalItems(),
  25.             ]);
  26.         }
  27.     }
  29.     /**
  30.      * {@inheritdoc}
  31.      */
  32.     public static function getSubscribedEvents(): array
  33.     {
  34.         return [
  35.             KernelEvents::RESPONSE => 'addHeaders',
  36.         ];
  37.     }
  38. }