public function ContentTranslationController::add in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/content_translation/src/Controller/ContentTranslationController.php \Drupal\content_translation\Controller\ContentTranslationController::add()

Builds an add translation page.

Parameters

\Drupal\Core\Language\LanguageInterface $source: The language of the values being translated. Defaults to the entity language.

\Drupal\Core\Language\LanguageInterface $target: The language of the translated values. Defaults to the current content language.

\Drupal\Core\Routing\RouteMatchInterface $route_match: The route match object from which to extract the entity type.

string $entity_type_id: (optional) The entity type ID.

Return value

array A processed form array ready to be rendered.

File

core/modules/content_translation/src/Controller/ContentTranslationController.php, line 361

Class

ContentTranslationController

Base class for entity translation controllers.

Namespace

Drupal\content_translation\Controller

Code

public function add(LanguageInterface $source, LanguageInterface $target, RouteMatchInterface $route_match, $entity_type_id = NULL) {

  /** @var \Drupal\Core\Entity\ContentEntityInterface $entity */
  $entity = $route_match
    ->getParameter($entity_type_id);

  // In case of a pending revision, make sure we load the latest
  // translation-affecting revision for the source language, otherwise the
  // initial form values may not be up-to-date.
  if (!$entity
    ->isDefaultRevision() && ContentTranslationManager::isPendingRevisionSupportEnabled($entity_type_id, $entity
    ->bundle())) {

    /** @var \Drupal\Core\Entity\ContentEntityStorageInterface $storage */
    $storage = $this
      ->entityTypeManager()
      ->getStorage($entity
      ->getEntityTypeId());
    $revision_id = $storage
      ->getLatestTranslationAffectedRevisionId($entity
      ->id(), $source
      ->getId());
    if ($revision_id != $entity
      ->getRevisionId()) {
      $entity = $storage
        ->loadRevision($revision_id);
    }
  }

  // @todo Exploit the upcoming hook_entity_prepare() when available.
  // See https://www.drupal.org/node/1810394.
  $this
    ->prepareTranslation($entity, $source, $target);

  // @todo Provide a way to figure out the default form operation. Maybe like
  //   $operation = isset($info['default_operation']) ? $info['default_operation'] : 'default';
  //   See https://www.drupal.org/node/2006348.
  // Use the add form handler, if available, otherwise default.
  $operation = $entity
    ->getEntityType()
    ->hasHandlerClass('form', 'add') ? 'add' : 'default';
  $form_state_additions = [];
  $form_state_additions['langcode'] = $target
    ->getId();
  $form_state_additions['content_translation']['source'] = $source;
  $form_state_additions['content_translation']['target'] = $target;
  $form_state_additions['content_translation']['translation_form'] = !$entity
    ->access('update');
  return $this
    ->entityFormBuilder()
    ->getForm($entity, $operation, $form_state_additions);
}