Issue #3392780 by john.oltman, viren18febs, mauhg, carlos romero, rajab...

Issue #3392780 by john.oltman, viren18febs, mauhg, carlos romero, rajab natshah: Fix not valid context for entity context when editing the default layout entity types or bundles

layout_builder_perms.module

@@ -32,6 +32,7 @@ function layout_builder_perms_element_info_alter(array &$info) {
 function layout_builder_perms_preprocess_links(&$variables) {
   // Only act on the inline blocks link list. Check is a bit hacky. We might
   // want to improve on this later.
+  if (isset($variables['attributes'], $variables['attributes']['class'])) {
     if (!in_array('inline-block-list', $variables['attributes']['class'])) {
       return;
     }
@@ -41,6 +42,7 @@ function layout_builder_perms_preprocess_links(&$variables) {
       $link['link']['#access'] = LayoutBuilderElement::elementAccess($link['link']);
     }
   }
+}
 
 /**
  * Implements hook_preprocess_HOOK() for item_list.

src/Access/AccessManager.php

@@ -101,7 +101,14 @@ class AccessManager implements AccessManagerInterface {
     // Create a list of filters to only load plugins we need.
     [$component, $action] = explode('_', $operation);
     $layout = $route_match ? $this->getLayoutFromRouteMatch($route_match, $section_storage) : NULL;
+    try {
       $entity = $section_storage->getContextValue('entity');
+    }
+    catch (ContextException $e) {
+      $entity = NULL;
+    }
+
+    if ($entity) {
       $filters = [
         'operation' => $operation,
         'component' => $component,
@@ -122,6 +129,7 @@ class AccessManager implements AccessManagerInterface {
           $result = $result->andIf($permission_plugin->access($operation, $account));
         }
       }
+    }
 
     return $return_as_object ? $result : $result->isAllowed();
   }
@@ -204,7 +212,7 @@ class AccessManager implements AccessManagerInterface {
     // Allow other modules to add additional contexts.
     if ($plugin instanceof LayoutBuilderPermissionInterface) {
       $event = new LayoutBuilderPermissionPluginContexts($plugin, $operation, $route_match, $section_storage);
-      \Drupal::service('event_dispatcher')->dispatch($event);
+      \Drupal::service('event_dispatcher')->dispatch($event, LayoutBuilderPermissionPluginContexts::EVENT_NAME);
     }
   }