/**
* Returns the number of items in a subqueue or the number of subqueues.
*
* @param \Drupal\entityqueue\EntityQueueInterface $queue
* An entity queue object.
*
* @return string
* The number of items in a subqueue or the number of subqueues.
*/
protected function getQueueItemsStatus(EntityQueueInterface $queue) {
$handler = $queue->getHandlerPlugin();
$items = NULL;
if ($handler->supportsMultipleSubqueues()) {
$subqueues_count = $this->entityManager->getStorage('entity_subqueue')->getQuery()
->condition('queue', $queue->id(), '=')
->count()
->execute();
$items = $this->t('@count subqueues', ['@count' => $subqueues_count]);
}
else {
$subqueue = EntitySubqueue::load($queue->id());
$items = $this->t('@count items', ['@count' => count($subqueue->items)]);
}
return $items;
}
/**
* {@inheritdoc}
*/
public function onQueuePostDelete(EntityQueueInterface $queue, EntityStorageInterface $storage) {
// Delete the subqueue when the parent queue is deleted.
if ($subqueue = EntitySubqueue::load($queue->id())) {
$subqueue->delete();
}
}