ContentLockController.php in Content locking (anti-concurrent editing) 8.2

Namespace

Drupal\content_lock\Controller

File

src/Controller/ContentLockController.php

<?php

namespace Drupal\content_lock\Controller;

use Drupal\content_lock\Ajax\LockFormCommand;
use Drupal\content_lock\ContentLock\ContentLock;
use Drupal\Core\Ajax\AjaxResponse;
use Drupal\Core\Ajax\AppendCommand;
use Drupal\Core\Ajax\PrependCommand;
use Drupal\Core\Controller\ControllerBase;
use Drupal\Core\Entity\ContentEntityInterface;
use Drupal\Core\Session\AccountInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\HttpFoundation\Request;

/**
 * Class ContentLockController.
 *
 * @package Drupal\content_lock\Controller
 */
class ContentLockController extends ControllerBase {

  /**
   * Content lock service.
   *
   * @var \Drupal\content_lock\ContentLock\ContentLock
   */
  protected $lockService;

  /**
   * EntityBreakLockForm constructor.
   *
   * @param \Drupal\content_lock\ContentLock\ContentLock $lock_service
   *   Content lock service.
   */
  public function __construct(ContentLock $lock_service) {
    $this->lockService = $lock_service;
  }

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

  /**
   * Custom callback for the create lock route.
   *
   * @param \Symfony\Component\HttpFoundation\Request $request
   * @param \Drupal\Core\Entity\ContentEntityInterface $entity
   *
   * @return \Symfony\Component\HttpFoundation\JsonResponse
   *
   * @see \Drupal\content_lock\Routing\ContentLockRoutes::routes()
   */
  public function createLockCall(Request $request, ContentEntityInterface $entity, $langcode, $form_op) {
    $response = new AjaxResponse();

    // Not lockable entity or entity creation.
    if (!$this->lockService
      ->isLockable($entity, $form_op) || is_null($entity
      ->id())) {
      $lockable = FALSE;
      $lock = FALSE;
    }
    else {
      $lockable = TRUE;
      $destination = $request->query
        ->get('destination') ?: $entity
        ->toUrl('edit-form')
        ->toString();
      $lock = $lockable ? $this->lockService
        ->locking($entity
        ->id(), $langcode, $form_op, $this
        ->currentUser()
        ->id(), $entity
        ->getEntityTypeId(), FALSE, $destination) : FALSE;

      // Render status messages from locking service.
      $response
        ->addCommand(new PrependCommand('', [
        '#type' => 'status_messages',
      ]));
      if ($lock) {
        $language = $this
          ->languageManager()
          ->getLanguage($langcode);
        $url = $entity
          ->toUrl('canonical', [
          'language' => $language,
        ]);
        $unlock_button = $this->lockService
          ->unlockButton($entity
          ->getEntityTypeId(), $entity
          ->id(), $langcode, $form_op, $url
          ->toString());
        $response
          ->addCommand(new AppendCommand('.content-lock-actions.form-actions', $unlock_button));
      }
    }
    $response
      ->addCommand(new LockFormCommand($lockable, $lock));
    return $response;
  }

  /**
   * Custom access checker for the create lock requirements route.
   *
   * @see \Drupal\content_lock\Routing\ContentLockRoutes::routes()
   */
  public function access(ContentEntityInterface $entity, AccountInterface $account) {
    return $entity
      ->access('update', $account, TRUE);
  }

}

Classes

Name	Description
ContentLockController	Class ContentLockController.