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| <?php | |
| /** | |
| * @file | |
| * Contains \Drupal\Core\Entity\EntityDeleteForm. | |
| */ | |
| namespace Drupal\Core\Entity; | |
| use Drupal\Core\Config\Entity\ConfigEntityInterface; | |
| use Drupal\Core\Form\FormStateInterface; | |
| /** | |
| * Provides a generic base class for an entity deletion form. | |
| * | |
| * @ingroup entity_api | |
| */ | |
| class EntityDeleteForm extends EntityConfirmFormBase { | |
| use EntityDeleteFormTrait; | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function buildForm(array $form, FormStateInterface $form_state) { | |
| $form = parent::buildForm($form, $form_state); | |
| $entity = $this->getEntity(); | |
| // Only do dependency processing for configuration entities. Whilst it is | |
| // possible for a configuration entity to be dependent on a content entity, | |
| // these dependencies are soft and content delete permissions are often | |
| // given to more users. This method should not make assumptions that $entity | |
| // is a configuration entity in case we decide to remove the following | |
| // condition. | |
| if (!($entity instanceof ConfigEntityInterface)) { | |
| return $form; | |
| } | |
| $this->addDependencyListsToForm($form, $entity->getConfigDependencyKey(), $this->getConfigNamesToDelete($entity), $this->getConfigManager(), $this->entityManager); | |
| return $form; | |
| } | |
| /** | |
| * Gets the configuration manager. | |
| * | |
| * @return \Drupal\Core\Config\ConfigManager | |
| * The configuration manager. | |
| */ | |
| protected function getConfigManager() { | |
| return \Drupal::service('config.manager'); | |
| } | |
| /** | |
| * Returns config names to delete for the deletion confirmation form. | |
| * | |
| * @param \Drupal\Core\Config\Entity\ConfigEntityInterface $entity | |
| * The entity being deleted. | |
| * | |
| * @return string[] | |
| * A list of configuration names that will be deleted by this form. | |
| */ | |
| protected function getConfigNamesToDelete(ConfigEntityInterface $entity) { | |
| return [$entity->getConfigDependencyName()]; | |
| } | |
| } |