www.aleph1.co.uk Git - yaffs-website/blob - web/modules/contrib/entity/src/Plugin/Action/Derivative/DeleteActionDeriver.php

   1 <?php
   2
   3 namespace Drupal\entity\Plugin\Action\Derivative;
   4
   5 use Drupal\Component\Plugin\Derivative\DeriverBase;
   6 use Drupal\Core\Plugin\Discovery\ContainerDeriverInterface;
   7 use Drupal\Core\Entity\ContentEntityInterface;
   8 use Drupal\Core\Entity\EntityTypeInterface;
   9 use Drupal\Core\Entity\EntityTypeManagerInterface;
  10 use Symfony\Component\DependencyInjection\ContainerInterface;
  11
  12 /**
  13  * Provides a delete action for each content entity type.
  14  */
  15 class DeleteActionDeriver extends DeriverBase implements ContainerDeriverInterface {
  16
  17   /**
  18    * The entity type manager.
  19    *
  20    * @var \Drupal\Core\Entity\EntityManagerInterface
  21    */
  22   protected $entityTypeManager;
  23
  24   /**
  25    * Constructs a new DeleteActionDeriver object.
  26    *
  27    * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
  28    *   The entity type manager.
  29    */
  30   public function __construct(EntityTypeManagerInterface $entity_type_manager) {
  31     $this->entityTypeManager = $entity_type_manager;
  32   }
  33
  34   /**
  35    * {@inheritdoc}
  36    */
  37   public static function create(ContainerInterface $container, $base_plugin_id) {
  38     return new static($container->get('entity_type.manager'));
  39   }
  40
  41   /**
  42    * {@inheritdoc}
  43    */
  44   public function getDerivativeDefinitions($base_plugin_definition) {
  45     if (empty($this->derivatives)) {
  46       $definitions = [];
  47       foreach ($this->getParticipatingEntityTypes() as $entity_type_id => $entity_type) {
  48         $definition = $base_plugin_definition;
  49         $definition['label'] = t('Delete @entity_type', ['@entity_type' => $entity_type->getSingularLabel()]);
  50         $definition['type'] = $entity_type_id;
  51         $definition['confirm_form_route_name'] = 'entity.' . $entity_type_id . '.delete_multiple_form';
  52         $definitions[$entity_type_id] = $definition;
  53       }
  54       $this->derivatives = $definitions;
  55     }
  56
  57     return parent::getDerivativeDefinitions($base_plugin_definition);
  58   }
  59
  60   /**
  61    * Gets a list of participating entity types.
  62    *
  63    * The list consists of all content entity types with a delete-multiple-form
  64    * link template.
  65    *
  66    * @return \Drupal\Core\Entity\EntityTypeInterface[]
  67    *   The participating entity types, keyed by entity type id.
  68    */
  69   protected function getParticipatingEntityTypes() {
  70     $entity_types = $this->entityTypeManager->getDefinitions();
  71     $entity_types = array_filter($entity_types, function (EntityTypeInterface $entity_type) {
  72       return $entity_type->entityClassImplements(ContentEntityInterface::class) && $entity_type->hasLinkTemplate('delete-multiple-form');
  73     });
  74
  75     return $entity_types;
  76   }
  77
  78 }