function ContentModerationStateStorageSchema::getEntitySchema

File

core/modules/content_moderation/src/ContentModerationStateStorageSchema.php, line 16

Class

ContentModerationStateStorageSchema

Defines the content moderation state schema handler.

Namespace

Code

protected function getEntitySchema(ContentEntityTypeInterface $entity_type, $reset = FALSE) {
  $schema = parent::getEntitySchema($entity_type, $reset);
  // Creates unique keys to guarantee the integrity of the entity and to make
  // the lookup in ModerationStateFieldItemList::getModerationState() fast.
  $unique_keys = [
    'content_entity_type_id',
    'content_entity_id',
    'content_entity_revision_id',
    'workflow',
    'langcode',
  ];
  if ($data_table = $this->storage
    ->getDataTable()) {
    $schema[$data_table]['unique keys'] += [
      'content_moderation_state__lookup' => $unique_keys,
    ];
  }
  if ($revision_data_table = $this->storage
    ->getRevisionDataTable()) {
    $schema[$revision_data_table]['unique keys'] += [
      'content_moderation_state__lookup' => $unique_keys,
    ];
  }
  return $schema;
}