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public static function Registration::preDelete in RNG - Events and Registrations 8

Same name and namespace in other branches
  1. 8.2 src/Entity/Registration.php \Drupal\rng\Entity\Registration::preDelete()
  2. 3.x src/Entity/Registration.php \Drupal\rng\Entity\Registration::preDelete()

Acts on entities before they are deleted and before hooks are invoked.

Used before the entities are deleted and before invoking the delete hook.

Parameters

\Drupal\Core\Entity\EntityStorageInterface $storage: The entity storage object.

\Drupal\Core\Entity\EntityInterface[] $entities: An array of entities.

Overrides EntityBase::preDelete

File

src/Entity/Registration.php, line 300

Class

Registration
Defines the registration entity class.

Namespace

Drupal\rng\Entity

Code

public static function preDelete(EntityStorageInterface $storage, array $entities) {
  $registrant_storage = \Drupal::entityTypeManager()
    ->getStorage('registrant');

  /** @var \Drupal\rng\RegistrationInterface $registration */
  foreach ($entities as $registration) {

    // Delete associated registrants.
    $ids = $registrant_storage
      ->getQuery()
      ->condition('registration', $registration
      ->id(), '=')
      ->execute();
    $registrants = $registrant_storage
      ->loadMultiple($ids);
    $registrant_storage
      ->delete($registrants);
  }
  parent::preDelete($storage, $entities);
}