public function ConfigFactory::onConfigDelete in Drupal 8

Same name and namespace in other branches

1. 9 core/lib/Drupal/Core/Config/ConfigFactory.php \Drupal\Core\Config\ConfigFactory::onConfigDelete()

Removes stale static cache entries when configuration is deleted.

Parameters

\Drupal\Core\Config\ConfigCrudEvent $event: The configuration event.

File

core/lib/Drupal/Core/Config/ConfigFactory.php, line 366

Class

ConfigFactory

Defines the configuration object factory.

Namespace

Drupal\Core\Config

Code

public function onConfigDelete(ConfigCrudEvent $event) {
  $deleted_config = $event
    ->getConfig();

  // We are only concerned with config objects that belong to the collection
  // that matches the storage we depend on. Skip if the event was fired for a
  // config object belonging to a different collection.
  if ($deleted_config
    ->getStorage()
    ->getCollectionName() !== $this->storage
    ->getCollectionName()) {
    return;
  }

  // Ensure that the static cache does not contain deleted configuration.
  foreach ($this
    ->getConfigCacheKeys($deleted_config
    ->getName()) as $cache_key) {
    unset($this->cache[$cache_key]);
  }
}