X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs-website;a=blobdiff_plain;f=web%2Fcore%2Flib%2FDrupal%2FCore%2FEventSubscriber%2FDefaultExceptionHtmlSubscriber.php;fp=web%2Fcore%2Flib%2FDrupal%2FCore%2FEventSubscriber%2FDefaultExceptionHtmlSubscriber.php;h=f168a02caddf12c99e55bbd4836a334a459f981e;hp=38cb8950d00273dfb486d48342942c078d207760;hb=9917807b03b64faf00f6a1f29dcb6eafc454efa5;hpb=aea91e65e895364e460983b890e295aa5d5540a5

diff --git a/web/core/lib/Drupal/Core/EventSubscriber/DefaultExceptionHtmlSubscriber.php b/web/core/lib/Drupal/Core/EventSubscriber/DefaultExceptionHtmlSubscriber.php
index 38cb8950d..f168a02ca 100644
--- a/web/core/lib/Drupal/Core/EventSubscriber/DefaultExceptionHtmlSubscriber.php
+++ b/web/core/lib/Drupal/Core/EventSubscriber/DefaultExceptionHtmlSubscriber.php
@@ -79,6 +79,18 @@ class DefaultExceptionHtmlSubscriber extends HttpExceptionSubscriberBase {
     return ['html'];
   }
 
+  /**
+   * Handles a 4xx error for HTML.
+   *
+   * @param \Symfony\Component\HttpKernel\Event\GetResponseForExceptionEvent $event
+   *   The event to process.
+   */
+  public function on4xx(GetResponseForExceptionEvent $event) {
+    if (($exception = $event->getException()) && $exception instanceof HttpExceptionInterface) {
+      $this->makeSubrequest($event, '/system/4xx', $exception->getStatusCode());
+    }
+  }
+
   /**
    * Handles a 401 error for HTML.
    *