Check that $node is properly populated before continuing

Some routes that have a 'node' parameter don't necessarily hydrate the parameter, e.g. /node/$nid/revisions/$vid/revert
dpc-sdp · Jan 6, 2021 · 90894c2 · 90894c2
1 parent 3c9f497
commit 90894c2
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/modules/tide_site_preview/src/Plugin/Block/PreviewLinksBlock.php b/modules/tide_site_preview/src/Plugin/Block/PreviewLinksBlock.php
@@ -235,6 +235,11 @@ protected function getCurrentNode() : ?NodeInterface {
         $node = NULL;
       }
     }
+
+    if (!($node instanceof NodeInterface)) {
+      $node = NULL;
+    }
+
     $this->currentNode = $node;
 
     return $this->currentNode;