protected function EntitySchemaSubscriber::addRevisionMetadataField in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/workspaces/src/EventSubscriber/EntitySchemaSubscriber.php \Drupal\workspaces\EventSubscriber\EntitySchemaSubscriber::addRevisionMetadataField()
2. 10 core/modules/workspaces/src/EventSubscriber/EntitySchemaSubscriber.php \Drupal\workspaces\EventSubscriber\EntitySchemaSubscriber::addRevisionMetadataField()

Adds the 'workspace' revision metadata field to an entity type.

Parameters

\Drupal\Core\Entity\EntityTypeInterface $entity_type: The entity type that has been installed or updated.

2 calls to EntitySchemaSubscriber::addRevisionMetadataField()

EntitySchemaSubscriber::onEntityTypeCreate in core/modules/workspaces/src/EventSubscriber/EntitySchemaSubscriber.php

Reacts to the creation of the entity type.

EntitySchemaSubscriber::onEntityTypeUpdate in core/modules/workspaces/src/EventSubscriber/EntitySchemaSubscriber.php

Reacts to the update of the entity type.

File

core/modules/workspaces/src/EventSubscriber/EntitySchemaSubscriber.php, line 129

Class

EntitySchemaSubscriber

Defines a class for listening to entity schema changes.

Namespace

Drupal\workspaces\EventSubscriber

Code

protected function addRevisionMetadataField(EntityTypeInterface $entity_type) {
  if (!$entity_type
    ->hasRevisionMetadataKey('workspace')) {

    // Bail out if there's an existing field called 'workspace'.
    if ($this->entityDefinitionUpdateManager
      ->getFieldStorageDefinition('workspace', $entity_type
      ->id())) {
      throw new \RuntimeException("An existing 'workspace' field was found for the '{$entity_type->id()}' entity type. Set the 'workspace' revision metadata key to use a different field name and run this update function again.");
    }

    // We are only adding a revision metadata key so we don't need to go
    // through the entity update process.
    $entity_type
      ->setRevisionMetadataKey('workspace', 'workspace');
    $this->entityLastInstalledSchemaRepository
      ->setLastInstalledDefinition($entity_type);
  }
  $this->entityDefinitionUpdateManager
    ->installFieldStorageDefinition($entity_type
    ->getRevisionMetadataKey('workspace'), $entity_type
    ->id(), 'workspaces', $this
    ->getWorkspaceFieldDefinition());
}