www.aleph1.co.uk Git - yaffs-website/blob - web/modules/contrib/pathauto/src/EventSubscriber/PathautoSettingsCacheTag.php

   1 <?php
   2
   3 namespace Drupal\pathauto\EventSubscriber;
   4
   5 use Drupal\Core\Config\ConfigCrudEvent;
   6 use Drupal\Core\Config\ConfigEvents;
   7 use Symfony\Component\EventDispatcher\EventSubscriberInterface;
   8 use Drupal\Core\Entity\EntityFieldManagerInterface;
   9 use Drupal\pathauto\AliasTypeManager;
  10
  11 /**
  12  * A subscriber to clear fielddefinition cache when saving pathauto settings.
  13  */
  14 class PathautoSettingsCacheTag implements EventSubscriberInterface {
  15
  16   protected $entityFieldManager;
  17   protected $aliasTypeManager;
  18
  19   /**
  20    * Constructs a PathautoSettingsCacheTag object.
  21    */
  22   public function __construct(EntityFieldManagerInterface $entity_field_manager, AliasTypeManager $alias_type_manager) {
  23     $this->entityFieldManager = $entity_field_manager;
  24     $this->aliasTypeManager = $alias_type_manager;
  25   }
  26
  27   /**
  28    * Invalidate the 'rendered' cache tag whenever the settings are modified.
  29    *
  30    * @param \Drupal\Core\Config\ConfigCrudEvent $event
  31    *   The Event to process.
  32    */
  33   public function onSave(ConfigCrudEvent $event) {
  34     if ($event->getConfig()->getName() === 'pathauto.settings') {
  35       $config = $event->getConfig();
  36       $original_entity_types = $config->getOriginal('enabled_entity_types');
  37
  38       // Clear cached field definitions if the values are changed.
  39       if ($original_entity_types != $config->get('enabled_entity_types')) {
  40         $this->entityFieldManager->clearCachedFieldDefinitions();
  41         $this->aliasTypeManager->clearCachedDefinitions();
  42       }
  43     }
  44   }
  45
  46   /**
  47    * {@inheritdoc}
  48    */
  49   public static function getSubscribedEvents() {
  50     $events[ConfigEvents::SAVE][] = ['onSave'];
  51     return $events;
  52   }
  53
  54 }