comparison core/modules/node/src/Controller/NodePreviewController.php @ 0:4c8ae668cc8c

Initial import (non-working)

+<?php
+
+namespace Drupal\node\Controller;
+
+use Drupal\Core\Entity\EntityInterface;
+use Drupal\Core\Entity\Controller\EntityViewController;
+
+/**
+ * Defines a controller to render a single node in preview.
+ */
+class NodePreviewController extends EntityViewController {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function view(EntityInterface $node_preview, $view_mode_id = 'full', $langcode = NULL) {
+    $node_preview->preview_view_mode = $view_mode_id;
+    $build = parent::view($node_preview, $view_mode_id);
+
+    $build['#attached']['library'][] = 'node/drupal.node.preview';
+
+    // Don't render cache previews.
+    unset($build['#cache']);
+
+    return $build;
+  }
+
+  /**
+   * The _title_callback for the page that renders a single node in preview.
+   *
+   * @param \Drupal\Core\Entity\EntityInterface $node_preview
+   *   The current node.
+   *
+   * @return string
+   *   The page title.
+   */
+  public function title(EntityInterface $node_preview) {
+    return $this->entityManager->getTranslationFromContext($node_preview)->label();
+  }
+
+}