class DefaultContentSubscriber

Same name in this branch
  1. 11.x core/modules/media/src/EventSubscriber/DefaultContentSubscriber.php \Drupal\media\EventSubscriber\DefaultContentSubscriber
  2. 11.x core/modules/content_moderation/src/EventSubscriber/DefaultContentSubscriber.php \Drupal\content_moderation\EventSubscriber\DefaultContentSubscriber
  3. 11.x core/modules/link/src/EventSubscriber/DefaultContentSubscriber.php \Drupal\link\EventSubscriber\DefaultContentSubscriber
  4. 11.x core/modules/path/src/EventSubscriber/DefaultContentSubscriber.php \Drupal\path\EventSubscriber\DefaultContentSubscriber

Subscribes to default content-related events.

@internal Event subscribers are internal.

Hierarchy

  • class \Drupal\layout_builder\EventSubscriber\DefaultContentSubscriber extends \Symfony\Component\EventDispatcher\EventSubscriberInterface

Expanded class hierarchy of DefaultContentSubscriber

File

core/modules/layout_builder/src/EventSubscriber/DefaultContentSubscriber.php, line 21

Namespace

Drupal\layout_builder\EventSubscriber
View on git.drupalcode.org
View source 
class DefaultContentSubscriber implements EventSubscriberInterface {
  public function __construct(private readonly EntityRepositoryInterface $entityRepository) {
  }
  
  /**
   * {@inheritdoc}
   */
  public static function getSubscribedEvents() : array {
    return [
      PreExportEvent::class => 'preExport',
    ];
  }
  
  /**
   * Reacts before an entity is exported.
   *
   * Adds an export callback for `layout_section` field items to ensure that
   * any referenced block content entities are marked as dependencies of the
   * entity being exported.
   *
   * @param \Drupal\Core\DefaultContent\PreExportEvent $event
   *   The event object.
   */
  public function preExport(PreExportEvent $event) : void {
    $event->setCallback('field_item:layout_section', function (LayoutSectionItem $item, ExportMetadata $metadata) : array {
      $section = $item->get('section')
        ->getValue();
      assert($section instanceof Section);
      foreach ($section->getComponents() as $component) {
        $plugin = $component->getPlugin();
        if ($plugin instanceof DerivativeInspectionInterface && $plugin->getBaseId() === 'block_content') {
          $block_content = $this->entityRepository
            ->loadEntityByUuid('block_content', $plugin->getDerivativeId());
          if ($block_content) {
            $metadata->addDependency($block_content);
          }
        }
      }
      return [
        'section' => $section->toArray(),
      ];
    });
  }

}

Members

Title Modifiers Object type Summary
DefaultContentSubscriber::getSubscribedEvents public static function
DefaultContentSubscriber::preExport public function Reacts before an entity is exported.
DefaultContentSubscriber::__construct public function

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