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| <?php | |
| /** | |
| * @file | |
| * Contains \Drupal\menu_ui\Form\MenuDeleteForm. | |
| */ | |
| namespace Drupal\menu_ui\Form; | |
| use Drupal\Core\Database\Connection; | |
| use Drupal\Core\Entity\EntityDeleteForm; | |
| use Drupal\Core\Menu\MenuLinkManagerInterface; | |
| use Drupal\Core\Form\FormStateInterface; | |
| use Symfony\Component\DependencyInjection\ContainerInterface; | |
| /** | |
| * Defines a confirmation form for deletion of a custom menu. | |
| */ | |
| class MenuDeleteForm extends EntityDeleteForm { | |
| /** | |
| * The menu link manager. | |
| * | |
| * @var \Drupal\Core\Menu\MenuLinkManagerInterface | |
| */ | |
| protected $menuLinkManager; | |
| /** | |
| * The database connection. | |
| * | |
| * @var \Drupal\Core\Database\Connection | |
| */ | |
| protected $connection; | |
| /** | |
| * Constructs a new MenuDeleteForm. | |
| * | |
| * @param \Drupal\Core\Menu\MenuLinkManagerInterface $menu_link_manager | |
| * The menu link manager. | |
| * @param \Drupal\Core\Database\Connection $connection | |
| * The database connection. | |
| */ | |
| public function __construct(MenuLinkManagerInterface $menu_link_manager, Connection $connection) { | |
| $this->menuLinkManager = $menu_link_manager; | |
| $this->connection = $connection; | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public static function create(ContainerInterface $container) { | |
| return new static( | |
| $container->get('plugin.manager.menu.link'), | |
| $container->get('database') | |
| ); | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function getDescription() { | |
| $caption = ''; | |
| $num_links = $this->menuLinkManager->countMenuLinks($this->entity->id()); | |
| if ($num_links) { | |
| $caption .= '<p>' . $this->formatPlural($num_links, '<strong>Warning:</strong> There is currently 1 menu link in %title. It will be deleted (system-defined items will be reset).', '<strong>Warning:</strong> There are currently @count menu links in %title. They will be deleted (system-defined links will be reset).', array('%title' => $this->entity->label())) . '</p>'; | |
| } | |
| $caption .= '<p>' . t('This action cannot be undone.') . '</p>'; | |
| return $caption; | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| protected function logDeletionMessage() { | |
| $this->logger('menu')->notice('Deleted custom menu %title and all its menu links.', array('%title' => $this->entity->label())); | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function submitForm(array &$form, FormStateInterface $form_state) { | |
| // Locked menus may not be deleted. | |
| if ($this->entity->isLocked()) { | |
| return; | |
| } | |
| // Delete all links to the overview page for this menu. | |
| // @todo Add a more generic helper function to the menu link plugin | |
| // manager to remove links to a entity or other ID used as a route | |
| // parameter that is being removed. Also, consider moving this to | |
| // menu_ui.module as part of a generic response to entity deletion. | |
| // https://www.drupal.org/node/2310329 | |
| $menu_links = $this->menuLinkManager->loadLinksByRoute('entity.menu.edit_form', array('menu' => $this->entity->id()), TRUE); | |
| foreach ($menu_links as $id => $link) { | |
| $this->menuLinkManager->removeDefinition($id); | |
| } | |
| parent::submitForm($form, $form_state); | |
| } | |
| } |