public static function Vocabulary::postDelete in Zircon Profile 8
Same name and namespace in other branches
- 8.0 core/modules/taxonomy/src/Entity/Vocabulary.php \Drupal\taxonomy\Entity\Vocabulary::postDelete()
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 138 - Contains \Drupal\taxonomy\Entity\Vocabulary.
Class
- Vocabulary
- Defines the taxonomy vocabulary entity.
Namespace
Drupal\taxonomy\EntityCode
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();
}
}
}
}