Updated Drupal to 8.6. This goes with the following updates because it's possible...

[yaffs-website] / web / core / lib / Drupal / Core / Action / Plugin / Action / Derivative / EntityDeleteActionDeriver.php

diff --git a/web/core/lib/Drupal/Core/Action/Plugin/Action/Derivative/EntityDeleteActionDeriver.php b/web/core/lib/Drupal/Core/Action/Plugin/Action/Derivative/EntityDeleteActionDeriver.php
new file mode 100644 (file)
index 0000000..4be4588
--- /dev/null
+++ b/web/core/lib/Drupal/Core/Action/Plugin/Action/Derivative/EntityDeleteActionDeriver.php
@@ -0,0 +1,40 @@
+<?php
+
+namespace Drupal\Core\Action\Plugin\Action\Derivative;
+
+use Drupal\Core\Entity\EntityTypeInterface;
+
+/**
+ * Provides an action deriver that finds entity types with delete form.
+ *
+ * @see \Drupal\Core\Action\Plugin\Action\DeleteAction
+ */
+class EntityDeleteActionDeriver extends EntityActionDeriverBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getDerivativeDefinitions($base_plugin_definition) {
+    if (empty($this->derivatives)) {
+      $definitions = [];
+      foreach ($this->getApplicableEntityTypes() as $entity_type_id => $entity_type) {
+        $definition = $base_plugin_definition;
+        $definition['type'] = $entity_type_id;
+        $definition['label'] = $this->t('Delete @entity_type', ['@entity_type' => $entity_type->getSingularLabel()]);
+        $definition['confirm_form_route_name'] = 'entity.' . $entity_type->id() . '.delete_multiple_form';
+        $definitions[$entity_type_id] = $definition;
+      }
+      $this->derivatives = $definitions;
+    }
+
+    return $this->derivatives;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function isApplicable(EntityTypeInterface $entity_type) {
+    return $entity_type->hasLinkTemplate('delete-multiple-form');
+  }
+
+}