function EditorHooks::entityUpdate

Implements hook_entity_update().

Attributes

File

core/modules/editor/src/Hook/EditorHooks.php, line 210

Class

EditorHooks

Hook implementations for editor.

Namespace

Code

public function entityUpdate(EntityInterface $entity) : void {
  // Only act on content entities.
  if (!$entity instanceof FieldableEntityInterface) {
    return;
  }
  // On new revisions, all files are considered to be a new usage and no
  // deletion of previous file usages are necessary.
  if ($entity->getOriginal() && $entity->getRevisionId() != $entity->getOriginal()
    ->getRevisionId()) {
    $referenced_files_by_field = $this->getFileUuidsByField($entity);
    foreach ($referenced_files_by_field as $uuids) {
      $this->recordFileUsage($uuids, $entity);
    }
  }
  else {
    $original_uuids_by_field = !$entity->getOriginal() ? [] : $this->getFileUuidsByField($entity->getOriginal());
    $uuids_by_field = $this->getFileUuidsByField($entity);
    // Detect file usages that should be incremented.
    foreach ($uuids_by_field as $field => $uuids) {
      $original_uuids = $original_uuids_by_field[$field] ?? [];
      if ($added_files = array_diff($uuids_by_field[$field], $original_uuids)) {
        $this->recordFileUsage($added_files, $entity);
      }
    }
    // Detect file usages that should be decremented.
    foreach ($original_uuids_by_field as $field => $uuids) {
      $removed_files = array_diff($original_uuids_by_field[$field], $uuids_by_field[$field]);
      $this->deleteFileUsage($removed_files, $entity, 1);
    }
  }
}