vendor/ibexa/page-builder/src/lib/Event/Subscriber/BlockPreviewSubscriber.php line 50

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  1. <?php
  3. /**
  4.  * @copyright Copyright (C) Ibexa AS. All rights reserved.
  5.  * @license For full copyright and license information view LICENSE file distributed with this source code.
  6.  */
  7. declare(strict_types=1);
  9. namespace Ibexa\PageBuilder\Event\Subscriber;
  11. use DateTime;
  12. use Ibexa\FieldTypePage\FieldType\Page\Service\BlockService;
  13. use Ibexa\PageBuilder\Event\BlockPreviewEvents;
  14. use Ibexa\PageBuilder\Event\BlockPreviewResponseEvent;
  15. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  17. class BlockPreviewSubscriber implements EventSubscriberInterface
  18. {
  19.     /** @var \Ibexa\FieldTypePage\FieldType\Page\Service\BlockService */
  20.     private $blockService;
  22.     /**
  23.      * @param \Ibexa\FieldTypePage\FieldType\Page\Service\BlockService $blockService
  24.      */
  25.     public function __construct(BlockService $blockService)
  26.     {
  27.         $this->blockService = $blockService;
  28.     }
  30.     /**
  31.      * Returns an array of event names this subscriber wants to listen to.
  32.      *
  33.      * @return array The event names to listen to
  34.      */
  35.     public static function getSubscribedEvents(): array
  36.     {
  37.         return [
  38.             BlockPreviewEvents::RESPONSE => [
  39.                 ['renderBlock', -200],
  40.                 ['addVisibilityData', -200],
  41.             ],
  42.         ];
  43.     }
  45.     /**
  46.      * @param \Ibexa\PageBuilder\Event\BlockPreviewResponseEvent $event
  47.      *
  48.      * @throws \Exception
  49.      */
  50.     public function renderBlock(BlockPreviewResponseEvent $event): void
  51.     {
  52.         $renderedBlockData = [
  53.             'html' => $this->blockService->render($event->getBlockContext(), $event->getBlockValue()),
  54.         ];
  56.         $event->setResponseData(array_merge($event->getResponseData(), $renderedBlockData));
  57.     }
  59.     /**
  60.      * @param \Ibexa\PageBuilder\Event\BlockPreviewResponseEvent $event
  61.      *
  62.      * @throws \Exception
  63.      */
  64.     public function addVisibilityData(BlockPreviewResponseEvent $event): void
  65.     {
  66.         $pagePreviewParameters = $event->getPagePreviewParameters();
  67.         $referenceDateTime = isset($pagePreviewParameters['referenceTimestamp'])
  68.             ? DateTime::createFromFormat('U', $pagePreviewParameters['referenceTimestamp'])
  69.             : null;
  71.         $responseData = [
  72.             'data' => [
  73.                 'visible' => $event->getBlockValue()->isVisible($referenceDateTime),
  74.             ],
  75.         ];
  77.         $event->setResponseData(array_merge_recursive($event->getResponseData(), $responseData));
  78.     }
  79. }
  81. class_alias(BlockPreviewSubscriber::class, 'EzSystems\EzPlatformPageBuilder\Event\Subscriber\BlockPreviewSubscriber');