NotFound.php in Unpublished 404 8

Namespace

Drupal\unpublished_404\EventSubscriber

File

src/EventSubscriber/NotFound.php

<?php

namespace Drupal\unpublished_404\EventSubscriber;

use Drupal\Core\EventSubscriber\HttpExceptionSubscriberBase;
use Drupal\Core\Session\AccountProxyInterface;
use Symfony\Component\HttpKernel\Event\ExceptionEvent;
use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;

/**
 * Redirects 403 node page error responses to 404 page.
 */
class NotFound extends HttpExceptionSubscriberBase {

  /**
   * The current user.
   *
   * @var \Drupal\Core\Session\AccountProxyInterface
   */
  protected $account;

  /**
   * Constructs a NotFound object.
   *
   * @param \Drupal\Core\Session\AccountProxyInterface $account
   *   The current user.
   */
  public function __construct(AccountProxyInterface $account) {
    $this->account = $account;
  }

  /**
   * {@inheritdoc}
   */
  protected static function getPriority() {
    return 1000;
  }

  /**
   * {@inheritdoc}
   */
  protected function getHandledFormats() {
    return [
      'html',
    ];
  }

  /**
   * Handles all 4xx errors for all serialization failures.
   *
   * @param \Symfony\Component\HttpKernel\Event\ExceptionEvent $event
   *   The event to process.
   */
  public function on403(ExceptionEvent $event) {

    // Check if current user has pemission to view own unpublished content.
    if ($this->account && !$this->account
      ->hasPermission('view own unpublished content')) {
      $request = $event
        ->getRequest();
      if ($node = $request->attributes
        ->get('node')) {
        if (!$node
          ->isPublished()) {
          $event
            ->setThrowable(new NotFoundHttpException());
        }
      }
    }
  }

}

Classes

Name	Description
NotFound	Redirects 403 node page error responses to 404 page.