Overrides the parent delete function.

Parameters

$ids:

DatabaseTransaction $transaction:

File

tripal/includes/TripalBundleController.inc, line 48

Class

TripalBundleController

The Controller for Tripal data type entities

Code

public function delete($ids, DatabaseTransaction $transaction = NULL) {
  $bundles = $ids ? $this->load($ids) : FALSE;

  if (!$transaction) {
    $transaction = db_transaction();
  }

  if ($bundles) {

    foreach ($bundles as $id => $bundle) {

      // Allow modules to perform actions when the bundle is deleted.
      $modules = module_implements('bundle_delete');
      foreach ($modules as $module) {
        $function = $module . '_bundle_delete';
        $function($bundle);
      }

      // Find any TripalEntity fields that are attached to this bundle and
      // remove them.
      $instances = field_info_instances('TripalEntity', $bundle->name);
      foreach ($instances as $instance) {
        // Mark the instance as deleted and purge it.
        $field = field_info_field($instance['field_name']);
        field_delete_instance($instance);
        field_purge_instance($instance);

        // If the field has no more instances then purge it too.
        if (count($field['bundles']) == 1 and 
          count($field['bundles']['TripalEntity']) == 1 and 
          in_array($bundle->name, $field['bundles']['TripalEntity'])
          ) {
          field_purge_field($field);
        }
      }

      // Remove any entities from the tripal_entity table.
      db_delete('tripal_entity')
        ->condition('bundle', $bundle->name)
        ->execute();

      // Remove the terms for the bundles that are to be deleted.
      db_delete('tripal_term')
        ->condition('id', $bundle->term_id)
        ->execute();
    }

    // Use the parent function to delete the bundles.
    parent::delete($ids, $transaction);

    // Not sure what this does, but copied from the
    // EntityAPIControllerExportable->delete() function which this one
    // overrides.
    foreach ($bundles as $id => $bundle) {
      if (entity_has_status($this->entityType, $bundle, ENTITY_IN_CODE)) {
        entity_defaults_rebuild([$this->entityType]);
        break;
      }
    }
  }
}