function hook_taxonomy_vocabulary_predelete

Act before taxonomy vocabulary deletion.

This hook is invoked from taxonomy_vocabulary_delete() before field_attach_delete_bundle() is called and before the vocabulary is actually removed from the database.

Parameters

Drupal\taxonomy\Plugin\Core\Entity\Vocabulary $vocabulary: The taxonomy vocabulary entity that is about to be deleted.

See also

hook_taxonomy_vocabulary_delete()

taxonomy_vocabulary_delete()

Related topics

Hooks
Allow modules to interact with the Drupal core.
1 function implements hook_taxonomy_vocabulary_predelete()

Note: this list is generated by pattern matching, so it may include some functions that are not actually implementations of this hook.

entity_crud_hook_test_taxonomy_vocabulary_predelete in drupal/core/modules/system/tests/modules/entity_crud_hook_test/entity_crud_hook_test.module
Implements hook_taxonomy_vocabulary_predelete().

File

drupal/core/modules/taxonomy/taxonomy.api.php, line 87
Hooks provided by the Taxonomy module.

Code

function hook_taxonomy_vocabulary_predelete(Drupal\taxonomy\Plugin\Core\Entity\Vocabulary $vocabulary) {
  if (variable_get('taxonomy_' . $vocabulary->vid . '_synonyms', FALSE)) {
    variable_del('taxonomy_' . $vocabulary->vid . '_synonyms');
  }
}