WorkspaceTypeDeleteForm.php in Workspace 8

Namespace

Drupal\workspace\Entity\Form

File

src/Entity/Form/WorkspaceTypeDeleteForm.php

<?php

namespace Drupal\workspace\Entity\Form;

use Drupal\Core\Entity\EntityDeleteForm;
use Drupal\Core\Entity\Query\QueryFactory;
use Drupal\Core\Form\FormStateInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Provides a confirmation form for deleting a custom workspace type entity.
 */
class WorkspaceTypeDeleteForm extends EntityDeleteForm {

  /**
   * The query factory to create entity queries.
   *
   * @var \Drupal\Core\Entity\Query\QueryFactory
   */
  public $queryFactory;

  /**
   * Constructs a query factory object.
   *
   * @param \Drupal\Core\Entity\Query\QueryFactory $query_factory
   *   The entity query object.
   */
  public function __construct(QueryFactory $query_factory) {
    $this->queryFactory = $query_factory;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static($container
      ->get('entity.query'));
  }

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    $workspaces = $this->queryFactory
      ->get('workspace')
      ->condition('type', $this->entity
      ->id())
      ->execute();
    if (!empty($workspaces)) {
      $caption = '<p>' . $this
        ->formatPlural(count($workspaces), '%label is used by 1 workspace on your site. You can not remove this workspace type until you have removed all of the %label workspaces.', '%label is used by @count workspaces on your site. You may not remove %label until you have removed all of the %label custom workspaces.', [
        '%label' => $this->entity
          ->label(),
      ]) . '</p>';
      $form['description'] = [
        '#markup' => $caption,
      ];
      return $form;
    }
    else {
      return parent::buildForm($form, $form_state);
    }
  }

}

Classes

Name	Description
WorkspaceTypeDeleteForm	Provides a confirmation form for deleting a custom workspace type entity.