--- /dev/null
+<?php
+
+namespace Drupal\redirect\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;
+use Drupal\Core\Session\AccountInterface;
+use Drupal\Core\StringTranslation\TranslationInterface;
+
+/**
+ * Provides a redirect deletion confirmation form.
+ */
+class RedirectDeleteMultipleForm extends ConfirmFormBase {
+
+ /**
+ * The array of redirects to delete.
+ *
+ * @var string[][]
+ */
+ protected $redirects = [];
+
+ /**
+ * The private tempstore factory.
+ *
+ * @var \Drupal\user\PrivateTempStoreFactory
+ */
+ protected $privateTempStoreFactory;
+
+ /**
+ * The redirect storage.
+ *
+ * @var \Drupal\Core\Entity\EntityStorageInterface
+ */
+ protected $redirectStorage;
+
+ /**
+ * The current user.
+ *
+ * @var \Drupal\Core\Session\AccountInterface
+ */
+ protected $currentUser;
+
+ /**
+ * Constructs a RedirectDeleteMultiple form object.
+ *
+ * @param \Drupal\user\PrivateTempStoreFactory $temp_store_factory
+ * The tempstore factory.
+ * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
+ * The entity type manager.
+ * @param \Drupal\Core\Session\AccountInterface $account
+ * The current user.
+ * @param \Drupal\Core\StringTranslation\TranslationInterface $string_translation
+ * The String translation.
+ */
+ public function __construct(PrivateTempStoreFactory $temp_store_factory, EntityTypeManagerInterface $entity_type_manager, AccountInterface $account, TranslationInterface $string_translation) {
+ $this->privateTempStoreFactory = $temp_store_factory;
+ $this->redirectStorage = $entity_type_manager->getStorage('redirect');
+ $this->currentUser = $account;
+ $this->setStringTranslation($string_translation);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public static function create(ContainerInterface $container) {
+ return new static(
+ $container->get('user.private_tempstore'),
+ $container->get('entity_type.manager'),
+ $container->get('current_user'),
+ $container->get('string_translation')
+ );
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getFormId() {
+ return 'redirect_multiple_delete_confirm';
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getQuestion() {
+ return $this->formatPlural(count($this->redirects), 'Are you sure you want to delete this redirect?', 'Are you sure you want to delete these redirects?');
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getCancelUrl() {
+ return new Url('redirect.list');
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getConfirmText() {
+ return t('Delete');
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function buildForm(array $form, FormStateInterface $form_state) {
+ $this->redirects = $this->privateTempStoreFactory->get('redirect_multiple_delete_confirm')->get($this->currentUser->id());
+ if (empty($this->redirects)) {
+ return new RedirectResponse($this->getCancelUrl()->setAbsolute()->toString());
+ }
+
+ $form['redirects'] = [
+ '#theme' => 'item_list',
+ '#items' => array_map(function ($redirect) {
+ return $redirect->label();
+ }, $this->redirects),
+ ];
+ return parent::buildForm($form, $form_state);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function submitForm(array &$form, FormStateInterface $form_state) {
+
+ if ($form_state->getValue('confirm') && !empty($this->redirects)) {
+ $this->redirectStorage->delete($this->redirects);
+ $this->privateTempStoreFactory->get('redirect_multiple_delete_confirm')->delete($this->currentUser->id());
+ $count = count($this->redirects);
+ $this->logger('redirect')->notice('Deleted @count redirects.', ['@count' => $count]);
+ drupal_set_message($this->stringTranslation->formatPlural($count, 'Deleted 1 redirect.', 'Deleted @count redirects.'));
+ }
+ $form_state->setRedirect('redirect.list');
+ }
+
+}