3 namespace Drupal\views\Entity\Render;
5 use Drupal\Core\Entity\EntityInterface;
6 use Drupal\Core\TypedData\TranslatableInterface;
7 use Drupal\views\Plugin\views\PluginBase;
8 use Drupal\views\ResultRow;
11 * Trait used to instantiate the view's entity translation renderer.
13 trait EntityTranslationRenderTrait {
16 * The renderer to be used to render the entity row.
18 * @var \Drupal\views\Entity\Render\EntityTranslationRendererBase
20 protected $entityTranslationRenderer;
23 * Returns the current renderer.
25 * @return \Drupal\views\Entity\Render\EntityTranslationRendererBase
26 * The configured renderer.
28 protected function getEntityTranslationRenderer() {
29 if (!isset($this->entityTranslationRenderer)) {
30 $view = $this->getView();
31 $rendering_language = $view->display_handler->getOption('rendering_language');
33 $dynamic_renderers = [
34 '***LANGUAGE_entity_translation***' => 'TranslationLanguageRenderer',
35 '***LANGUAGE_entity_default***' => 'DefaultLanguageRenderer',
37 if (isset($dynamic_renderers[$rendering_language])) {
38 // Dynamic language set based on result rows or instance defaults.
39 $renderer = $dynamic_renderers[$rendering_language];
42 if (strpos($rendering_language, '***LANGUAGE_') !== FALSE) {
43 $langcode = PluginBase::queryLanguageSubstitutions()[$rendering_language];
46 // Specific langcode set.
47 $langcode = $rendering_language;
49 $renderer = 'ConfigurableLanguageRenderer';
51 $class = '\Drupal\views\Entity\Render\\' . $renderer;
52 $entity_type = $this->getEntityManager()->getDefinition($this->getEntityTypeId());
53 $this->entityTranslationRenderer = new $class($view, $this->getLanguageManager(), $entity_type, $langcode);
55 return $this->entityTranslationRenderer;
59 * Returns the entity translation matching the configured row language.
61 * @param \Drupal\Core\Entity\EntityInterface $entity
62 * The entity object the field value being processed is attached to.
63 * @param \Drupal\views\ResultRow $row
64 * The result row the field value being processed belongs to.
66 * @return \Drupal\Core\Entity\FieldableEntityInterface
67 * The entity translation object for the specified row.
69 public function getEntityTranslation(EntityInterface $entity, ResultRow $row) {
70 // We assume the same language should be used for all entity fields
71 // belonging to a single row, even if they are attached to different entity
72 // types. Below we apply language fallback to ensure a valid value is always
74 $translation = $entity;
75 if ($entity instanceof TranslatableInterface && count($entity->getTranslationLanguages()) > 1) {
76 $langcode = $this->getEntityTranslationRenderer()->getLangcode($row);
77 $translation = $this->getEntityManager()->getTranslationFromContext($entity, $langcode);
83 * Returns the entity type identifier.
86 * The entity type identifier.
88 abstract public function getEntityTypeId();
91 * Returns the entity manager.
93 * @return \Drupal\Core\Entity\EntityManagerInterface
96 abstract protected function getEntityManager();
99 * Returns the language manager.
101 * @return \Drupal\Core\Language\LanguageManagerInterface
102 * The language manager.
104 abstract protected function getLanguageManager();
107 * Returns the top object of a view.
109 * @return \Drupal\views\ViewExecutable
112 abstract protected function getView();