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- <?php
- namespace Drupal\content_moderation;
- use Drupal\Core\Entity\ContentEntityTypeInterface;
- use Drupal\Core\Entity\Sql\SqlContentEntityStorageSchema;
- /**
- * Defines the content moderation state schema handler.
- */
- class ContentModerationStateStorageSchema extends SqlContentEntityStorageSchema {
- /**
- * {@inheritdoc}
- */
- 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;
- }
- }
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