Issue #3483353 by a.dmitriiev, phenaproxima, atul_ghate, alexpott, roderik:...

Issue #3483353 by a.dmitriiev, phenaproxima, atul_ghate, alexpott, roderik: Remove the createCopy action from EntityDisplayBase, and make cloneAs compatible with wildcards

core/lib/Drupal/Core/Config/Action/Plugin/ConfigAction/EntityClone.php

@@ -56,6 +56,21 @@ public function apply(string $configName, mixed $value): void {
     if (empty($original)) {
       throw new ConfigActionException("Cannot clone '$configName' because it does not exist.");
     }
+
+    // Treat the original ID like a period-separated array of strings, and
+    // replace any `%` parts in the clone's ID with the corresponding part of
+    // the original ID. For example, if we're cloning an entity view display
+    // with the ID `node.foo.teaser`, and the clone's ID is
+    // `node.%.search_result`, the final ID of the clone will be
+    // `node.foo.search_result`.
+    $original_id_parts = explode('.', $original->id());
+    $clone_id_parts = explode('.', $value['id']);
+    assert(count($original_id_parts) === count($clone_id_parts));
+    foreach ($clone_id_parts as $index => $part) {
+      $clone_id_parts[$index] = $part === '%' ? $original_id_parts[$index] : $part;
+    }
+    $value['id'] = implode('.', $clone_id_parts);
+
     $clone = $original->createDuplicate();
     $clone->set($original->getEntityType()->getKey('id'), $value['id']);
 

core/lib/Drupal/Core/Entity/EntityDisplayBase.php

@@ -324,7 +324,6 @@ public function toArray() {
   /**
    * {@inheritdoc}
    */
-  #[ActionMethod(adminLabel: new TranslatableMarkup('Copy to another mode'), pluralize: FALSE)]
   public function createCopy($mode) {
     $display = $this->createDuplicate();
     $display->mode = $display->originalMode = $mode;

core/tests/Drupal/KernelTests/Core/Recipe/EntityCloneConfigActionTest.php

@@ -93,9 +93,9 @@ public function testFailIfEntityExists(): void {
   }
 
   /**
-   * Tests cloning entity displays, which have specialized logic for that.
+   * Tests wildcard support, which allows positional tokens in the clone's ID.
    */
-  public function testCloneEntityDisplay(): void {
+  public function testCloneWithWildcards(): void {
     $this->container->get(ModuleInstallerInterface::class)->install(['node']);
     $this->createContentType(['type' => 'alpha']);
     $this->createContentType(['type' => 'beta']);
@@ -112,17 +112,9 @@ public function testCloneEntityDisplay(): void {
     // Use the action to clone the default view displays to the `rss` view mode.
     /** @var \Drupal\Core\Config\Action\ConfigActionManager $manager */
     $manager = $this->container->get('plugin.manager.config_action');
-    $manager->applyAction('cloneAs', 'core.entity_view_display.node.alpha.default', 'node.alpha.rss');
-    $manager->applyAction('entity_method:core.entity_view_display:createCopy', 'core.entity_view_display.node.beta.default', 'rss');
+    $manager->applyAction('cloneAs', 'core.entity_view_display.node.*.default', 'node.%.rss');
     $this->assertFalse($display_repository->getViewDisplay('node', 'alpha', 'rss')->isNew());
     $this->assertFalse($display_repository->getViewDisplay('node', 'beta', 'rss')->isNew());
-
-    // Ensure that this also works with wildcards.
-    $this->assertTrue($display_repository->getViewDisplay('node', 'alpha', 'search_result')->isNew());
-    $this->assertTrue($display_repository->getViewDisplay('node', 'beta', 'search_result')->isNew());
-    $manager->applyAction('entity_method:core.entity_view_display:createCopy', 'core.entity_view_display.node.*.default', 'search_result');
-    $this->assertFalse($display_repository->getViewDisplay('node', 'alpha', 'search_result')->isNew());
-    $this->assertFalse($display_repository->getViewDisplay('node', 'beta', 'search_result')->isNew());
   }
 
 }