PreviewLinkSessionExistsAccessCheck.php in Preview Link 2.0.x

Namespace

Drupal\preview_link\Access

File

src/Access/PreviewLinkSessionExistsAccessCheck.php

<?php

declare (strict_types=1);
namespace Drupal\preview_link\Access;

use Drupal\Core\Access\AccessResult;
use Drupal\Core\Access\AccessResultInterface;
use Drupal\Core\Routing\Access\AccessInterface;
use Drupal\Core\Session\SessionConfigurationInterface;
use Symfony\Component\HttpFoundation\Request;

/**
 * Checks whether the user has a session.
 */
class PreviewLinkSessionExistsAccessCheck implements AccessInterface {

  /**
   * The session configuration.
   *
   * @var \Drupal\Core\Session\SessionConfigurationInterface
   */
  protected $sessionConfiguration;

  /**
   * Constructs a new PreviewLinkSessionExistsAccessCheck.
   *
   * @param \Drupal\Core\Session\SessionConfigurationInterface $sessionConfiguration
   *   The session configuration.
   */
  public function __construct(SessionConfigurationInterface $sessionConfiguration) {
    $this->sessionConfiguration = $sessionConfiguration;
  }

  /**
   * Checks whether the user has a session.
   *
   * @param \Symfony\Component\HttpFoundation\Request|null $request
   *   The request, if available.
   *
   * @return \Drupal\Core\Access\AccessResultInterface
   *   Whether the user has a session.
   */
  public function access(Request $request = NULL) : AccessResultInterface {
    return AccessResult::allowedIf($request ? $this->sessionConfiguration
      ->hasSession($request) : FALSE)
      ->addCacheContexts([
      'session.exists',
    ]);
  }

}

Classes

Name	Description
PreviewLinkSessionExistsAccessCheck	Checks whether the user has a session.