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- <?php
- namespace Drupal\Core\Entity\Plugin\Derivative;
- use Drupal\Component\Plugin\Derivative\DeriverBase;
- use Drupal\Core\DependencyInjection\DeprecatedServicePropertyTrait;
- use Drupal\Core\Entity\EntityTypeManagerInterface;
- use Drupal\Core\Plugin\Discovery\ContainerDeriverInterface;
- use Symfony\Component\DependencyInjection\ContainerInterface;
- /**
- * Provides derivative plugins for the DefaultSelection plugin.
- *
- * @see \Drupal\Core\Entity\Plugin\EntityReferenceSelection\DefaultSelection
- * @see \Drupal\Core\Entity\EntityReferenceSelection\SelectionPluginManager
- * @see \Drupal\Core\Entity\Annotation\EntityReferenceSelection
- * @see \Drupal\Core\Entity\EntityReferenceSelection\SelectionInterface
- * @see plugin_api
- */
- class DefaultSelectionDeriver extends DeriverBase implements ContainerDeriverInterface {
- use DeprecatedServicePropertyTrait;
- /**
- * {@inheritdoc}
- */
- protected $deprecatedProperties = ['entityManager' => 'entity.manager'];
- /**
- * The entity type manager.
- *
- * @var \Drupal\Core\Entity\EntityTypeManagerInterface
- */
- protected $entityTypeManager;
- /**
- * Creates a DefaultSelectionDeriver object.
- *
- * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
- * The entity type manager.
- */
- public function __construct(EntityTypeManagerInterface $entity_type_manager) {
- $this->entityTypeManager = $entity_type_manager;
- }
- /**
- * {@inheritdoc}
- */
- public static function create(ContainerInterface $container, $base_plugin_id) {
- return new static(
- $container->get('entity_type.manager')
- );
- }
- /**
- * {@inheritdoc}
- */
- public function getDerivativeDefinitions($base_plugin_definition) {
- foreach ($this->entityTypeManager->getDefinitions() as $entity_type_id => $entity_type) {
- $this->derivatives[$entity_type_id] = $base_plugin_definition;
- $this->derivatives[$entity_type_id]['entity_types'] = [$entity_type_id];
- $this->derivatives[$entity_type_id]['label'] = t('@entity_type selection', ['@entity_type' => $entity_type->getLabel()]);
- $this->derivatives[$entity_type_id]['base_plugin_label'] = (string) $base_plugin_definition['label'];
- // If the entity type doesn't provide a 'label' key in its plugin
- // definition, we have to use the alternate PhpSelection class as default
- // plugin, which allows filtering the target entities by their label()
- // method. The major downside of PhpSelection is that it is more expensive
- // performance-wise than DefaultSelection because it has to load all the
- // target entities in order to perform the filtering process, regardless
- // of whether a limit has been passed.
- // @see \Drupal\Core\Entity\Plugin\EntityReferenceSelection\PhpSelection
- if (!$entity_type->hasKey('label')) {
- $this->derivatives[$entity_type_id]['class'] = 'Drupal\Core\Entity\Plugin\EntityReferenceSelection\PhpSelection';
- }
- }
- return parent::getDerivativeDefinitions($base_plugin_definition);
- }
- }
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