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class SessionTestSubscriber in Drupal 9

Same name and namespace in other branches
  1. 8 core/modules/system/tests/modules/session_test/src/EventSubscriber/SessionTestSubscriber.php \Drupal\session_test\EventSubscriber\SessionTestSubscriber

Defines a test session subscriber that checks whether the session is empty.

Hierarchy

  • class \Drupal\session_test\EventSubscriber\SessionTestSubscriber implements \Symfony\Component\EventDispatcher\EventSubscriberInterface

Expanded class hierarchy of SessionTestSubscriber

1 string reference to 'SessionTestSubscriber'
session_test.services.yml in core/modules/system/tests/modules/session_test/session_test.services.yml
core/modules/system/tests/modules/session_test/session_test.services.yml
1 service uses SessionTestSubscriber
session_test.subscriber in core/modules/system/tests/modules/session_test/session_test.services.yml
Drupal\session_test\EventSubscriber\SessionTestSubscriber

File

core/modules/system/tests/modules/session_test/src/EventSubscriber/SessionTestSubscriber.php, line 13

Namespace

Drupal\session_test\EventSubscriber
View source
class SessionTestSubscriber implements EventSubscriberInterface {

  /**
   * Stores whether $_SESSION is empty at the beginning of the request.
   *
   * @var bool
   */
  protected $emptySession;

  /**
   * Set header for session testing.
   *
   * @param \Symfony\Component\HttpKernel\Event\RequestEvent $event
   *   The Event to process.
   */
  public function onKernelRequestSessionTest(RequestEvent $event) {
    $session = $event
      ->getRequest()
      ->getSession();
    $this->emptySession = (int) (!($session && $session
      ->start()));
  }

  /**
   * Performs tasks for session_test module on kernel.response.
   *
   * @param \Symfony\Component\HttpKernel\Event\ResponseEvent $event
   *   The Event to process.
   */
  public function onKernelResponseSessionTest(ResponseEvent $event) {

    // Set header for session testing.
    $response = $event
      ->getResponse();
    $response->headers
      ->set('X-Session-Empty', $this->emptySession);
  }

  /**
   * Registers the methods in this class that should be listeners.
   *
   * @return array
   *   An array of event listener definitions.
   */
  public static function getSubscribedEvents() {
    $events[KernelEvents::RESPONSE][] = [
      'onKernelResponseSessionTest',
    ];
    $events[KernelEvents::REQUEST][] = [
      'onKernelRequestSessionTest',
    ];
    return $events;
  }

}

Members

Namesort descending Modifiers Type Description Overrides
SessionTestSubscriber::$emptySession protected property Stores whether $_SESSION is empty at the beginning of the request.
SessionTestSubscriber::getSubscribedEvents public static function Registers the methods in this class that should be listeners.
SessionTestSubscriber::onKernelRequestSessionTest public function Set header for session testing.
SessionTestSubscriber::onKernelResponseSessionTest public function Performs tasks for session_test module on kernel.response.