1 files changed, 207 insertions, 0 deletions
diff --git a/core/modules/media/src/Form/MediaDeleteMultipleConfirmForm.php b/core/modules/media/src/Form/MediaDeleteMultipleConfirmForm.php
new file mode 100644
index 0000000..466abb2
--- /dev/null
+++ b/core/modules/media/src/Form/MediaDeleteMultipleConfirmForm.php
@@ -0,0 +1,207 @@
+<?php
+
+namespace Drupal\media\Form;
+
+use Drupal\Core\Entity\EntityTypeManagerInterface;
+use Drupal\Core\Form\ConfirmFormBase;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Url;
+use Drupal\user\PrivateTempStoreFactory;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\HttpFoundation\RedirectResponse;
+
+/**
+ * Provides a confirmation form to delete multiple media items at once.
+ */
+class MediaDeleteMultipleConfirmForm extends ConfirmFormBase {
+
+  /**
+   * The array of media items to delete, indexed by ID and language.
+   *
+   * @var string[][]
+   */
+  protected $mediaItems = [];
+
+  /**
+   * The tempstore factory.
+   *
+   * @var \Drupal\user\PrivateTempStoreFactory
+   */
+  protected $tempStoreFactory;
+
+  /**
+   * The entity storage.
+   *
+   * @var \Drupal\Core\Entity\EntityStorageInterface
+   */
+  protected $storage;
+
+  /**
+   * Constructs a MediaDeleteMultipleConfirmForm form object.
+   *
+   * @param \Drupal\user\PrivateTempStoreFactory $temp_store_factory
+   *   The tempstore factory.
+   * @param \Drupal\Core\Entity\EntityTypeManagerInterface $manager
+   *   The entity type manager.
+   */
+  public function __construct(PrivateTempStoreFactory $temp_store_factory, EntityTypeManagerInterface $manager) {
+    $this->tempStoreFactory = $temp_store_factory;
+    $this->storage = $manager->getStorage('media');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    return new static(
+      $container->get('user.private_tempstore'),
+      $container->get('entity_type.manager')
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getFormId() {
+    return 'media_multiple_delete_confirm';
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getQuestion() {
+    return $this->formatPlural(count($this->mediaItems), 'Are you sure you want to delete this item?', 'Are you sure you want to delete these items?');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getCancelUrl() {
+    // @todo Change to media library when #2834729 is done.
+    // https://www.drupal.org/node/2834729.
+    return new Url('system.admin_content');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getConfirmText() {
+    return $this->t('Delete');
+  }
+
+  /**
+   * {@inheritdoc}
+   *
+   * @todo Change to trait or base class when #2843395 is done.
+   * @see https://www.drupal.org/node/2843395
+   */
+  public function buildForm(array $form, FormStateInterface $form_state) {
+    $this->mediaItems = $this->tempStoreFactory->get('media_multiple_delete_confirm')->get($this->currentUser()->id());
+    if (empty($this->mediaItems)) {
+      return new RedirectResponse($this->getCancelUrl()->setAbsolute()->toString());
+    }
+    /** @var \Drupal\media\MediaInterface[] $entities */
+    $entities = $this->storage->loadMultiple(array_keys($this->mediaItems));
+
+    $items = [];
+    foreach ($this->mediaItems as $id => $langcodes) {
+      foreach ($langcodes as $langcode) {
+        $entity = $entities[$id]->getTranslation($langcode);
+        $key = $id . ':' . $langcode;
+        $default_key = $id . ':' . $entity->getUntranslated()->language()->getId();
+
+        // If we have a translated entity we build a nested list of translations
+        // that will be deleted.
+        $languages = $entity->getTranslationLanguages();
+        if (count($languages) > 1 && $entity->isDefaultTranslation()) {
+          $names = [];
+          foreach ($languages as $translation_langcode => $language) {
+            $names[] = $language->getName();
+            unset($items[$id . ':' . $translation_langcode]);
+          }
+          $items[$default_key] = [
+            'label' => [
+              '#markup' => $this->t('@label (Original translation) - <em>The following translations will be deleted:</em>', ['@label' => $entity->label()]),
+            ],
+            'deleted_translations' => [
+              '#theme' => 'item_list',
+              '#items' => $names,
+            ],
+          ];
+        }
+        elseif (!isset($items[$default_key])) {
+          $items[$key] = $entity->label();
+        }
+      }
+    }
+
+    $form['entities'] = [
+      '#theme' => 'item_list',
+      '#items' => $items,
+    ];
+    return parent::buildForm($form, $form_state);
+  }
+
+  /**
+   * {@inheritdoc}
+   *
+   * @todo Change to trait or base class when #2843395 is done.
+   * @see https://www.drupal.org/node/2843395
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+    if ($form_state->getValue('confirm') && !empty($this->mediaItems)) {
+      $total_count = 0;
+      $delete_entities = [];
+      /** @var \Drupal\Core\Entity\ContentEntityInterface[][] $delete_translations */
+      $delete_translations = [];
+      /** @var \Drupal\media\MediaInterface[] $entities */
+      $entities = $this->storage->loadMultiple(array_keys($this->mediaItems));
+
+      foreach ($this->mediaItems as $id => $langcodes) {
+        foreach ($langcodes as $langcode) {
+          $entity = $entities[$id]->getTranslation($langcode);
+          if ($entity->isDefaultTranslation()) {
+            $delete_entities[$id] = $entity;
+            unset($delete_translations[$id]);
+            $total_count += count($entity->getTranslationLanguages());
+          }
+          elseif (!isset($delete_entities[$id])) {
+            $delete_translations[$id][] = $entity;
+          }
+        }
+      }
+
+      if ($delete_entities) {
+        $this->storage->delete($delete_entities);
+        $this->logger('media')->notice('Deleted @count media items.', ['@count' => count($delete_entities)]);
+      }
+
+      if ($delete_translations) {
+        $count = 0;
+        foreach ($delete_translations as $id => $translations) {
+          $entity = $entities[$id]->getUntranslated();
+          foreach ($translations as $translation) {
+            $entity->removeTranslation($translation->language()->getId());
+          }
+          $entity->save();
+          $count += count($translations);
+        }
+        if ($count) {
+          $total_count += $count;
+          $this->logger('media')->notice('Deleted @count media translations.', ['@count' => $count]);
+        }
+      }
+
+      if ($total_count) {
+        drupal_set_message($this->formatPlural($total_count, 'Deleted 1 media item.', 'Deleted @count media items.'));
+      }
+
+      $this->tempStoreFactory->get('media_multiple_delete_confirm')->delete(\Drupal::currentUser()->id());
+    }
+
+    // @todo Change to media library when #2834729 is done.
+    // https://www.drupal.org/node/2834729.
+    $form_state->setRedirect('system.admin_content');
+  }
+
+}