Issue #1950326 by swentel: Fixed Entity displays are not renamed/deleted when...

Issue #1950326 by swentel: Fixed Entity displays are not renamed/deleted when a bundle is renamed/deleted.

core/modules/entity/entity.module

@@ -7,3 +7,39 @@
  * The module is mostly an anchor point for configuration items owned by the
  * entity system.
  */
+
+use Drupal\Core\Config\Entity\ConfigStorageController;
+
+/**
+ * Implements hook_field_attach_rename_bundle().
+ */
+function entity_field_attach_rename_bundle($entity_type, $bundle_old, $bundle_new) {
+  $entity_info = entity_get_info('entity_display');
+
+  // Rename entity displays.
+  if ($bundle_old !== $bundle_new) {
+    $ids = config_get_storage_names_with_prefix('entity.display.' . $entity_type . '.' . $bundle_old);
+    foreach ($ids as $id) {
+      $id = ConfigStorageController::getIDFromConfigName($id, $entity_info['config_prefix']);
+      $display = entity_load('entity_display', $id);
+      $new_id = $entity_type . '.' . $bundle_new . '.' . $display->viewMode;
+      $display->id = $new_id;
+      $display->bundle = $bundle_new;
+      $display->save();
+    }
+  }
+}
+
+/**
+ * Implements hook_field_attach_delete_bundle().
+ */
+function entity_field_attach_delete_bundle($entity_type, $bundle, $instances) {
+  $entity_info = entity_get_info('entity_display');
+
+  // Remove entity displays of the deleted bundle.
+  $ids = config_get_storage_names_with_prefix('entity.display.' . $entity_type . '.' . $bundle);
+  foreach ($ids as &$id) {
+    $id = ConfigStorageController::getIDFromConfigName($id, $entity_info['config_prefix']);
+  }
+  entity_delete_multiple('entity_display', $ids);
+}

core/modules/entity/lib/Drupal/entity/Tests/EntityDisplayTest.php

@@ -198,4 +198,33 @@ public function testFieldComponent() {
     $this->assertEqual($formatter->getPluginId(), $default_formatter);
   }
 
+  /**
+   * Tests renaming and deleting a bundle.
+   */
+  public function testRenameDeleteBundle() {
+    $this->enableModules(array('field_sql_storage', 'field_test', 'node', 'system'));
+    $this->installSchema('node', array('node_type'));
+    $this->installSchema('system', array('variable'));
+
+    // Create a node bundle and display object.
+    node_type_save((object) array('type' => 'article'));
+    entity_get_display('node', 'article', 'default')->save();
+
+    // Rename the article bundle and assert the entity display is renamed.
+    $info = node_type_load('article');
+    $info->old_type = 'article';
+    $info->type = 'article_rename';
+    node_type_save($info);
+    $old_display = entity_load('entity_display', 'node.article.default');
+    $this->assertFalse($old_display);
+    $new_display = entity_load('entity_display', 'node.article_rename.default');
+    $this->assertEqual('article_rename', $new_display->bundle);
+    $this->assertEqual('node.article_rename.default', $new_display->id);
+
+    // Delete the bundle.
+    node_type_delete('article_rename');
+    $display = entity_load('entity_display', 'node.article_rename.default');
+    $this->assertFalse($display);
+  }
+
 }