public function WorkbenchModerationSubscriber::onTransition in Workspace 8

Listener for workbench moderation event transitions.

Parameters

\Drupal\workbench_moderation\Event\WorkbenchModerationTransitionEvent $event: The transition event that just fired.

File

src/EventSubscriber/WorkbenchModerationSubscriber.php, line 50

Class

WorkbenchModerationSubscriber

Subscriber for workbench transitions.

Namespace

Drupal\workspace\EventSubscriber

Code

public function onTransition(WorkbenchModerationTransitionEvent $event) {

  /* @var WorkspaceInterface $entity */
  $entity = $event
    ->getEntity();
  if ($entity
    ->getEntityTypeId() == 'workspace' && $this
    ->wasDefaultRevision($event)) {

    // If there is no upstream to replicate to, abort.
    if (!$entity
      ->get('upstream')->entity) {
      drupal_set_message(t('The :source workspace does not have an upstream to replicate to!', [
        ':source' => $entity
          ->label(),
      ]), 'error');

      // @todo Should we revert the workspace to its previous state?
      return;
    }
    $log = $this
      ->mergeWorkspaceToParent($entity);

    // Pass the replication status to the logic that triggered the state
    // change. This allows, for example, the caller to revert back the
    // Workspace's workflow state.
    // @see \Drupal\workspace\Entity\Form\WorkspaceForm
    drupal_static('publish_workspace_replication_status', (bool) $log
      ->get('ok')->value);

    // Set the previous workflow state in case a revert needs to happen.
    // Note: we would not be able to revert back the Workspace's moderation
    // state here since the event is triggered within a presave hook.
    // @todo Find a way to share the replication pass/fail status besides a static.
    drupal_static('publish_workspace_previous_state', $event
      ->getStateBefore());
  }
}