/**
  * Checks if the embed button is enabled in an editor configuration.
  *
  * @param \Drupal\embed\EmbedButtonInterface $embed_button
  *   The embed button entity to check.
  * @param \Drupal\editor\EditorInterface $editor
  *   The editor entity to check.
  *
  * @return \Drupal\Core\Access\AccessResultInterface
  *
  * @throws \Symfony\Component\HttpKernel\Exception\HttpException
  *   When the received Text Editor entity does not use CKEditor. This is
  *   currently only capable of detecting buttons used by CKEditor.
  */
 protected function checkButtonEditorAccess(EmbedButtonInterface $embed_button, EditorInterface $editor)
 {
     if ($editor->getEditor() !== 'ckeditor') {
         throw new HttpException(500, 'Currently, only CKEditor is supported.');
     }
     $has_button = FALSE;
     $settings = $editor->getSettings();
     foreach ($settings['toolbar']['rows'] as $row) {
         foreach ($row as $group) {
             if (in_array($embed_button->id(), $group['items'])) {
                 $has_button = TRUE;
                 break 2;
             }
         }
     }
     return AccessResult::allowedIf($has_button)->addCacheableDependency($embed_button)->addCacheableDependency($editor);
 }
Exemplo n.º 2
0
 /**
  * Returns an Ajax response to generate preview of an entity.
  *
  * Expects the the HTML element as GET parameter.
  *
  * @param \Symfony\Component\HttpFoundation\Request $request
  *   The request object.
  * @param \Drupal\editor\EditorInterface $editor
  *   The editor.
  * @param \Drupal\embed\EmbedButtonInterface $embed_button
  *   The embed button.
  *
  * @throws \Symfony\Component\HttpKernel\Exception\NotFoundHttpException
  *   Throws an exception if 'value' parameter is not found in the request.
  *
  * @return \Symfony\Component\HttpFoundation\Response
  *   The preview of the embedded item specified by the data attributes.
  */
 public function previewEditor(Request $request, EditorInterface $editor, EmbedButtonInterface $embed_button)
 {
     return $this->preview($request, $editor->getFilterFormat());
 }