public function SimplesamlSubscriber::login_directly_with_external_IdP in simpleSAMLphp Authentication 8.3

Redirect anonymous users to the external IdP from the Drupal login page.

Parameters

\Symfony\Component\HttpKernel\Event\GetResponseEvent $event: The subscribed event.

File

src/EventSubscriber/SimplesamlSubscriber.php, line 127

Class

SimplesamlSubscriber

Event subscriber subscribing to KernelEvents::REQUEST.

Namespace

Drupal\simplesamlphp_auth\EventSubscriber

Code

public function login_directly_with_external_IdP(GetResponseEvent $event) {
  if ($this->config
    ->get('allow.default_login')) {
    return;
  }

  // Check if an anonymous user tries to access the Drupal login page.
  if ($this->account
    ->isAnonymous() && $this->routeMatch
    ->getRouteName() == 'user.login') {

    // Get the path (default: '/saml_login') from the
    // 'simplesamlphp_auth.saml_login' route.
    $saml_login_path = Url::fromRoute('simplesamlphp_auth.saml_login')
      ->toString();

    // Redirect directly to the external IdP.
    $response = new RedirectResponse($saml_login_path, RedirectResponse::HTTP_FOUND);
    $event
      ->setResponse($response);
    $event
      ->stopPropagation();
  }
}