ContextDeleteForm.php in Context 8.4

Namespace

Drupal\context_ui\Form

File

modules/context_ui/src/Form/ContextDeleteForm.php

<?php

namespace Drupal\context_ui\Form;

use Drupal\Core\Url;
use Drupal\context\ContextManager;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Entity\EntityConfirmFormBase;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Provides a form to delete a context.
 */
class ContextDeleteForm extends EntityConfirmFormBase {

  /**
   * The Context module context manager.
   *
   * @var \Drupal\context\ContextManager
   */
  protected $contextManager;

  /**
   * ContextDeleteForm constructor.
   *
   * @param \Drupal\context\ContextManager $contextManager
   *   The Context module context manager.
   */
  public function __construct(ContextManager $contextManager) {
    $this->contextManager = $contextManager;
  }

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

  /**
   * {@inheritdoc}
   */
  public function getQuestion() {
    return $this
      ->t('Are you sure you want to delete the %label context?', [
      '%label' => $this->entity
        ->getLabel(),
    ]);
  }

  /**
   * {@inheritdoc}
   */
  public function getCancelUrl() {
    return new Url('entity.context.collection');
  }

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    $form = parent::buildForm($form, $form_state);

    // Remove the cancel button if this is an AJAX request since Drupals built
    // in modal dialogues does not handle buttons that are not a primary
    // button very well.
    if ($this
      ->getRequest()
      ->isXmlHttpRequest()) {
      unset($form['actions']['cancel']);
    }
    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $formState) {
    $this->entity
      ->delete();
    $this
      ->messenger()
      ->addMessage($this
      ->t('The context %title has been deleted.', [
      '%title' => $this->entity
        ->getLabel(),
    ]));
    $formState
      ->setRedirectUrl($this
      ->getCancelUrl());
  }

}

Classes

Name	Description
ContextDeleteForm	Provides a form to delete a context.