Mercurial > hg > isophonics-drupal-site
view core/lib/Drupal/Core/EventSubscriber/ConfigSnapshotSubscriber.php @ 12:7a779792577d
Update Drupal core to v8.4.5 (via Composer)
author | Chris Cannam |
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date | Fri, 23 Feb 2018 15:52:07 +0000 |
parents | 4c8ae668cc8c |
children |
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<?php namespace Drupal\Core\EventSubscriber; use Drupal\Core\Config\ConfigEvents; use Drupal\Core\Config\ConfigManagerInterface; use Drupal\Core\Config\StorageInterface; use Drupal\Core\Config\ConfigImporterEvent; use Symfony\Component\EventDispatcher\EventSubscriberInterface; /** * Create a snapshot when config is imported. */ class ConfigSnapshotSubscriber implements EventSubscriberInterface { /** * The configuration manager. * * @var \Drupal\Core\Config\ConfigManagerInterface */ protected $configManager; /** * The source storage used to discover configuration changes. * * @var \Drupal\Core\Config\StorageInterface */ protected $sourceStorage; /** * The snapshot storage used to write configuration changes. * * @var \Drupal\Core\Config\StorageInterface */ protected $snapshotStorage; /** * Constructs the ConfigSnapshotSubscriber object. * * @param \Drupal\Core\Config\StorageInterface $source_storage * The source storage used to discover configuration changes. * @param \Drupal\Core\Config\StorageInterface $snapshot_storage * The snapshot storage used to write configuration changes. */ public function __construct(ConfigManagerInterface $config_manager, StorageInterface $source_storage, StorageInterface $snapshot_storage) { $this->configManager = $config_manager; $this->sourceStorage = $source_storage; $this->snapshotStorage = $snapshot_storage; } /** * Creates a config snapshot. * * @param \Drupal\Core\Config\ConfigImporterEvent $event * The Event to process. */ public function onConfigImporterImport(ConfigImporterEvent $event) { $this->configManager->createSnapshot($this->sourceStorage, $this->snapshotStorage); } /** * Registers the methods in this class that should be listeners. * * @return array * An array of event listener definitions. */ public static function getSubscribedEvents() { $events[ConfigEvents::IMPORT][] = ['onConfigImporterImport', 40]; return $events; } }