123456789101112131415161718192021222324252627282930313233 |
- <?php
- namespace Drupal\Core\Field;
- use Drupal\Core\Access\AccessResult;
- use Drupal\Core\Session\AccountInterface;
- /**
- * Defines a item list class for changed fields.
- */
- class ChangedFieldItemList extends FieldItemList {
- /**
- * {@inheritdoc}
- */
- public function defaultAccess($operation = 'view', AccountInterface $account = NULL) {
- // It is not possible to edit the changed field.
- return AccessResult::allowedIf($operation !== 'edit');
- }
- /**
- * {@inheritdoc}
- */
- public function hasAffectingChanges(FieldItemListInterface $original_items, $langcode) {
- // When saving entities in the user interface, the changed timestamp is
- // automatically incremented by ContentEntityForm::submitForm() even if
- // nothing was actually changed. Thus, the changed time needs to be
- // ignored when determining whether there are any actual changes in the
- // entity.
- return FALSE;
- }
- }
|