JwPlayerSettingsCacheTag.php in JW Player 8

Contains \Drupal\jw_player\EventSubscriber\JwPlayerSettingsCacheTag.

Namespace

Drupal\jw_player\EventSubscriber

File

src/EventSubscriber/JwPlayerSettingsCacheTag.php

<?php

/**
 * @file
 * Contains \Drupal\jw_player\EventSubscriber\JwPlayerSettingsCacheTag.
 */
namespace Drupal\jw_player\EventSubscriber;

use Drupal\Core\Cache\CacheTagsInvalidatorInterface;
use Drupal\Core\Config\ConfigCrudEvent;
use Drupal\Core\Config\ConfigEvents;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;

/**
 * Invalidates the 'library_info' cache tag when saving jw_player.settings.
 */
class JwPlayerSettingsCacheTag implements EventSubscriberInterface {

  /**
   * The cache tags invalidator.
   *
   * @var \Drupal\Core\Cache\CacheTagsInvalidatorInterface
   */
  protected $cacheTagsInvalidator;

  /**
   * Constructs a JwPlayerSettingsCacheTag object.
   *
   * @param \Drupal\Core\Cache\CacheTagsInvalidatorInterface $cache_tags_invalidator
   *   The cache tags invalidator.
   */
  public function __construct(CacheTagsInvalidatorInterface $cache_tags_invalidator) {
    $this->cacheTagsInvalidator = $cache_tags_invalidator;
  }

  /**
   * Invalidate the 'library_info' cache tag whenever the settings are modified.
   *
   * @param \Drupal\Core\Config\ConfigCrudEvent $event
   *   The Event to process.
   */
  public function onSave(ConfigCrudEvent $event) {
    if ($event
      ->getConfig()
      ->getName() === 'jw_player.settings') {

      // Invalidate caches, so new libraries are created.
      $this->cacheTagsInvalidator
        ->invalidateTags(array(
        'library_info',
      ));
    }
  }

  /**
   * {@inheritdoc}
   */
  public static function getSubscribedEvents() {
    $events[ConfigEvents::SAVE][] = [
      'onSave',
    ];
    return $events;
  }

}

Classes

Name	Description
JwPlayerSettingsCacheTag	Invalidates the 'library_info' cache tag when saving jw_player.settings.