diff core/modules/editor/src/EditorController.php @ 0:c75dbcec494b

Initial commit from drush-created site

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/editor/src/EditorController.php	Thu Jul 05 14:24:15 2018 +0000
@@ -0,0 +1,81 @@
+<?php
+
+namespace Drupal\editor;
+
+use Drupal\Core\Ajax\AjaxResponse;
+use Drupal\Core\Controller\ControllerBase;
+use Drupal\Core\Entity\EntityInterface;
+use Drupal\editor\Ajax\GetUntransformedTextCommand;
+use Drupal\filter\Plugin\FilterInterface;
+use Drupal\filter\FilterFormatInterface;
+use Symfony\Component\HttpFoundation\JsonResponse;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
+
+/**
+ * Returns responses for Editor module routes.
+ */
+class EditorController extends ControllerBase {
+
+  /**
+   * Returns an Ajax response to render a text field without transformation filters.
+   *
+   * @param \Drupal\Core\Entity\EntityInterface $entity
+   *   The entity of which a formatted text field is being rerendered.
+   * @param string $field_name
+   *   The name of the (formatted text) field that is being rerendered
+   * @param string $langcode
+   *   The name of the language for which the formatted text field is being
+   *   rerendered.
+   * @param string $view_mode_id
+   *   The view mode the formatted text field should be rerendered in.
+   *
+   * @return \Drupal\Core\Ajax\AjaxResponse
+   *   The Ajax response.
+   */
+  public function getUntransformedText(EntityInterface $entity, $field_name, $langcode, $view_mode_id) {
+    $response = new AjaxResponse();
+
+    // Direct text editing is only supported for single-valued fields.
+    $field = $entity->getTranslation($langcode)->$field_name;
+    $editable_text = check_markup($field->value, $field->format, $langcode, [FilterInterface::TYPE_TRANSFORM_REVERSIBLE, FilterInterface::TYPE_TRANSFORM_IRREVERSIBLE]);
+    $response->addCommand(new GetUntransformedTextCommand($editable_text));
+
+    return $response;
+  }
+
+  /**
+   * Apply the necessary XSS filtering for using a certain text format's editor.
+   *
+   * @param \Symfony\Component\HttpFoundation\Request $request
+   *   The current request object.
+   * @param \Drupal\filter\FilterFormatInterface $filter_format
+   *   The text format whose text editor (if any) will be used.
+   *
+   * @return \Symfony\Component\HttpFoundation\JsonResponse
+   *   A JSON response containing the XSS-filtered value.
+   *
+   * @throws \Symfony\Component\HttpKernel\Exception\NotFoundHttpException
+   *   Thrown if no value to filter is specified.
+   *
+   * @see editor_filter_xss()
+   */
+  public function filterXss(Request $request, FilterFormatInterface $filter_format) {
+    $value = $request->request->get('value');
+    if (!isset($value)) {
+      throw new NotFoundHttpException();
+    }
+
+    // The original_format parameter will only exist when switching text format.
+    $original_format_id = $request->request->get('original_format_id');
+    $original_format = NULL;
+    if (isset($original_format_id)) {
+      $original_format = $this->entityManager()
+        ->getStorage('filter_format')
+        ->load($original_format_id);
+    }
+
+    return new JsonResponse(editor_filter_xss($value, $filter_format, $original_format));
+  }
+
+}