public function MediaConfigSubscriber::onSave in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/media/src/EventSubscriber/MediaConfigSubscriber.php \Drupal\media\EventSubscriber\MediaConfigSubscriber::onSave()
2. 10 core/modules/media/src/EventSubscriber/MediaConfigSubscriber.php \Drupal\media\EventSubscriber\MediaConfigSubscriber::onSave()

Updates entity type definitions and ensures routes are rebuilt when needed.

Parameters

\Drupal\Core\Config\ConfigCrudEvent $event: The ConfigCrudEvent to process.

File

core/modules/media/src/EventSubscriber/MediaConfigSubscriber.php, line 60

Class

MediaConfigSubscriber

Listens to the config save event for media.settings.

Namespace

Drupal\media\EventSubscriber

Code

public function onSave(ConfigCrudEvent $event) {
  $saved_config = $event
    ->getConfig();
  if ($saved_config
    ->getName() === 'media.settings' && $event
    ->isChanged('standalone_url')) {
    $this->cacheTagsInvalidator
      ->invalidateTags([
      // The configuration change triggers entity type definition changes,
      // which in turn triggers routes to appear or disappear.
      // @see media_entity_type_alter()
      'entity_types',
      // The 'rendered' cache tag needs to be explicitly invalidated to ensure
      // that all links to Media entities are re-rendered. Ideally, this would
      // not be necessary; invalidating the 'entity_types' cache tag should be
      // sufficient. But that cache tag would then need to be on nearly
      // everything, resulting in excessive complexity. We prefer pragmatism.
      'rendered',
    ]);

    // @todo Remove this when invalidating the 'entity_types' cache tag is
    // respected by the entity type plugin manager. See
    // https://www.drupal.org/project/drupal/issues/3001284 and
    // https://www.drupal.org/project/drupal/issues/3013659.
    $this->entityTypeManager
      ->clearCachedDefinitions();
    $this->routeBuilder
      ->setRebuildNeeded();
  }
}