public static Vocabulary::postDelete(EntityStorageInterface $storage, array $entities)
Acts on deleted entities before the delete hook is invoked.
Used after the entities are deleted but 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 ConfigEntityBundleBase::postDelete
File
- core/modules/taxonomy/src/Entity/Vocabulary.php, line 133
Class
- Vocabulary
- Defines the taxonomy vocabulary entity.
Namespace
Drupal\taxonomy\Entity
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | public static function postDelete(EntityStorageInterface $storage, array $entities) { parent::postDelete($storage, $entities); // Reset caches. $storage->resetCache(array_keys($entities)); if (reset($entities)->isSyncing()) { return; } $vocabularies = array(); foreach ($entities as $vocabulary) { $vocabularies[$vocabulary->id()] = $vocabulary->id(); } // Load all Taxonomy module fields and delete those which use only this // vocabulary. $field_storages = entity_load_multiple_by_properties('field_storage_config', array('module' => 'taxonomy')); foreach ($field_storages as $field_storage) { $modified_storage = FALSE; // Term reference fields may reference terms from more than one // vocabulary. foreach ($field_storage->getSetting('allowed_values') as $key => $allowed_value) { if (isset($vocabularies[$allowed_value['vocabulary']])) { $allowed_values = $field_storage->getSetting('allowed_values'); unset($allowed_values[$key]); $field_storage->setSetting('allowed_values', $allowed_values); $modified_storage = TRUE; } } if ($modified_storage) { $allowed_values = $field_storage->getSetting('allowed_values'); if (empty($allowed_values)) { $field_storage->delete(); } else { // Update the field definition with the new allowed values. $field_storage->save(); } } }} |
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