public function OgBehaviorHandler::validate in Organic groups 7.2

Implements EntityReference_BehaviorHandler_Abstract::validate().

Re-build $errors array to be keyed correctly by "default" and "admin" field modes.

@todo: Try to get the correct delta so we can highlight the invalid reference.

Overrides EntityReference_BehaviorHandler_Abstract::validate

See also

entityreference_field_validate().

File

plugins/entityreference/behavior/OgBehaviorHandler.class.php, line 249

Class

OgBehaviorHandler

OG behavior handler.

Code

public function validate($entity_type, $entity, $field, $instance, $langcode, $items, &$errors) {
  $new_errors = array();
  $values = array(
    'default' => array(),
    'admin' => array(),
  );
  $item = reset($items);
  if (!empty($item['field_mode'])) {

    // This is a complex widget with "default" and "admin" field modes.
    foreach ($items as $item) {
      $values[$item['field_mode']][] = $item['target_id'];
    }
  }
  else {
    foreach ($items as $item) {
      if (!entityreference_field_is_empty($item, $field) && $item['target_id'] !== NULL) {
        $values['default'][] = $item['target_id'];
      }
    }
  }
  $field_name = $field['field_name'];
  foreach ($values as $field_mode => $ids) {
    if (!$ids) {
      continue;
    }
    if ($field_mode == 'admin' && !user_access('administer group')) {

      // No need to validate the admin, as the user has no access to it.
      continue;
    }
    $instance['field_mode'] = $field_mode;
    $valid_ids = entityreference_get_selection_handler($field, $instance, $entity_type, $entity)
      ->validateReferencableEntities($ids);
    if ($invalid_entities = array_diff($ids, $valid_ids)) {
      foreach ($invalid_entities as $id) {
        $new_errors[$field_mode][] = array(
          'error' => 'og_invalid_entity',
          'message' => t('The referenced group (@type: @id) is invalid.', array(
            '@type' => $field['settings']['target_type'],
            '@id' => $id,
          )),
        );
      }
    }
  }
  if ($new_errors) {
    og_field_widget_register_errors($field_name, $new_errors);

    // We throw an exception ourself, as we unset the $errors array.
    throw new FieldValidationException($new_errors);
  }

  // Errors for this field now handled, removing from the referenced array.
  unset($errors[$field_name]);
}