function smart_date_recur_entity_delete in Smart Date 3.0.x

Same name and namespace in other branches

1. 8.2 modules/smart_date_recur/smart_date_recur.module \smart_date_recur_entity_delete()
2. 3.x modules/smart_date_recur/smart_date_recur.module \smart_date_recur_entity_delete()
3. 3.1.x modules/smart_date_recur/smart_date_recur.module \smart_date_recur_entity_delete()
4. 3.2.x modules/smart_date_recur/smart_date_recur.module \smart_date_recur_entity_delete()
5. 3.3.x modules/smart_date_recur/smart_date_recur.module \smart_date_recur_entity_delete()
6. 3.4.x modules/smart_date_recur/smart_date_recur.module \smart_date_recur_entity_delete()

Implements hook_entity_delete().

File

modules/smart_date_recur/smart_date_recur.module, line 66

Field hooks for a field that stores a start and end date as timestamps.

Code

function smart_date_recur_entity_delete($entity) {
  $entity_type = $entity
    ->getEntityTypeId();
  $bundle = $entity
    ->bundle();

  // Check for rules that apply to this entity type and bundle.
  $query = \Drupal::entityTypeManager()
    ->getStorage('smart_date_rule');
  $query_result = $query
    ->getQuery()
    ->condition('entity_type', $entity_type)
    ->condition('bundle', $bundle)
    ->execute();

  // If none exist, nothing to do.
  if (!$query_result) {
    return;
  }
  $field_names = [];

  // Get all the relevant fields for this bundle.
  foreach ($query_result as $rule) {
    $rrule = SmartDateRule::load($rule);
    if ($rrule) {
      $field_name = $rrule->field_name->value;
      if (!in_array($field_name, $field_names)) {
        $field_names[] = $field_name;
      }
    }
  }

  // If no relevant fields for this bundle, nothing to do.
  if (!$field_names) {
    return;
  }

  // Check for relevant field values on the deleted entity.
  foreach ($field_names as $field_name) {
    if (!($values = $entity->{$field_name})) {
      continue;
    }
    $rules = [];

    // Collect all distinct rules defined for the deleted entity.
    foreach ($values as $value) {
      if ($value->rrule && !in_array($value->rrule, $rules)) {
        $rules[] = $value->rrule;
      }
    }

    // If no rules defined for this field, nothing to do.
    if (!$rules) {
      continue;
    }

    // Delete any rules found.
    foreach ($rules as $rule) {
      $rrule = SmartDateRule::load($rule);
      $rrule
        ->delete();
    }
  }
}