Issue #2513086 by JamesK: Right click option to edit entity: not reference a different entity, but *edit* the entity in a dialog

Author: yannickoo

src/Form/EntityEmbedDialog.php

@@ -15,6 +15,7 @@
 use Drupal\Core\Ajax\SetDialogTitleCommand;
 use Drupal\Core\Entity\EntityInterface;
 use Drupal\Core\Entity\EntityTypeManagerInterface;
+use Drupal\Core\Extension\ModuleHandlerInterface;
 use Drupal\Core\Form\FormBase;
 use Drupal\Core\Form\FormBuilderInterface;
 use Drupal\Core\Form\FormStateInterface;
@@ -56,6 +57,13 @@ class EntityEmbedDialog extends FormBase {
    */
   protected $eventDispatcher;
 
+  /**
+   * The module handler.
+   *
+   * @var \Drupal\Core\Extension\ModuleHandlerInterface
+   */
+  protected $moduleHandler;
+
   /**
    * The entity browser.
    *
@@ -79,12 +87,15 @@ class EntityEmbedDialog extends FormBase {
    *   The entity type manager service.
    * @param \Symfony\Component\EventDispatcher\EventDispatcherInterface $event_dispatcher
    *   Event dispatcher service.
+   * @param \Drupal\Core\Extension\ModuleHandlerInterface
+   *   The module handler.
    */
-  public function __construct(EntityEmbedDisplayManager $plugin_manager, FormBuilderInterface $form_builder, EntityTypeManagerInterface $entity_type_manager, EventDispatcherInterface $event_dispatcher) {
+  public function __construct(EntityEmbedDisplayManager $plugin_manager, FormBuilderInterface $form_builder, EntityTypeManagerInterface $entity_type_manager, EventDispatcherInterface $event_dispatcher, ModuleHandlerInterface $module_handler) {
     $this->setDisplayPluginManager($plugin_manager);
     $this->formBuilder = $form_builder;
     $this->entityTypeManager = $entity_type_manager;
     $this->eventDispatcher = $event_dispatcher;
+    $this->moduleHandler = $module_handler;
   }
 
   /**
@@ -95,7 +106,8 @@ public static function create(ContainerInterface $container) {
       $container->get('plugin.manager.entity_embed.display'),
       $container->get('form_builder'),
       $container->get('entity_type.manager'),
-      $container->get('event_dispatcher')
+      $container->get('event_dispatcher'),
+      $container->get('module_handler')
     );
   }
 
@@ -361,6 +373,40 @@ public function buildEmbedStep(array $form, FormStateInterface $form_state) {
       '#title' => $this->t('Selected entity'),
       '#markup' => $entity_label,
     );
+
+    $edit_url = $entity->urlInfo('edit-form');
+    $form['entity_edit'] = [
+      '#type' => 'link',
+      '#title' => $this->t('Edit'),
+      '#url' => $edit_url,
+      '#attributes' => [
+        'target' => '_blank',
+        'class' => ['button'],
+      ],
+    ];
+
+    if ($this->moduleHandler->moduleExists('entity_browser')) {
+      // Configuration entities have no form object so we provide a fallback
+      // to a normal link styled like a button.
+      try {
+        $edit_form = $this->entityManager()->getFormObject($entity->getEntityTypeId(), 'edit');
+
+        $form['entity_edit'] = [
+          '#type' => 'button',
+          '#executes_submit_callback' => FALSE,
+          '#value' => $this->t('Edit'),
+          '#ajax' => [
+            'url' => \Drupal\Core\Url::fromRoute(
+              'entity_browser.edit_form', [
+                'entity_type' => $entity->getEntityTypeId(),
+                'entity' => $entity->id(),
+              ]
+            )
+          ],
+        ];
+      } catch (\Exception $e) {}
+    }
+
     $form['attributes']['data-entity-type'] = array(
       '#type' => 'hidden',
       '#value' => $entity_element['data-entity-type'],