function ContentModerationStateStorageSchema::getEntitySchema

Overrides SqlContentEntityStorageSchema::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;
}