function WorkspacePublisher::publish

Publishes the contents of a workspace to the default (Live) workspace.

Overrides WorkspacePublisherInterface::publish

File

core/modules/workspaces/src/WorkspacePublisher.php, line 79

Class

WorkspacePublisher

Default implementation of the workspace publisher.

Namespace

Code

public function publish() {
  $publish_access = $this->sourceWorkspace
    ->access('publish', NULL, TRUE);
  if (!$publish_access->isAllowed()) {
    $message = $publish_access instanceof AccessResultReasonInterface ? $publish_access->getReason() : '';
    throw new WorkspaceAccessException($message);
  }
  if ($this->checkConflictsOnTarget()) {
    throw new WorkspaceConflictException();
  }
  try {
    $transaction = $this->database
      ->startTransaction();
    // @todo Handle the publishing of a workspace with a batch operation in
    //   https://www.drupal.org/node/2958752.
    $this->workspaceManager
      ->executeOutsideWorkspace(function () {
      foreach ($this->getDifferringRevisionIdsOnSource() as $entity_type_id => $revision_difference) {
        $entity_revisions = $this->entityTypeManager
          ->getStorage($entity_type_id)
          ->loadMultipleRevisions(array_keys($revision_difference));
        $default_revisions = $this->entityTypeManager
          ->getStorage($entity_type_id)
          ->loadMultiple(array_values($revision_difference));
        /** @var \Drupal\Core\Entity\ContentEntityInterface $entity */
        foreach ($entity_revisions as $entity) {
          // When pushing workspace-specific revisions to the default
          // workspace (Live), we simply need to mark them as default
          // revisions.
          $entity->setSyncing(TRUE);
          $entity->isDefaultRevision(TRUE);
          // The default revision is not workspace-specific anymore.
          $field_name = $entity->getEntityType()
            ->getRevisionMetadataKey('workspace');
          $entity->{$field_name}->target_id = NULL;
          $entity->original = $default_revisions[$entity->id()];
          $entity->save();
        }
      }
    });
  } catch (\Exception $e) {
    if (isset($transaction)) {
      $transaction->rollBack();
    }
    watchdog_exception('workspaces', $e);
    throw $e;
  }
  // Notify the workspace association that a workspace has been published.
  $this->workspaceAssociation
    ->postPublish($this->sourceWorkspace);
}