/**
* Iterate over two-factor providers and ask for two-factor authentication.
* Each provider can return a response. The first response will be returned.
*
* @param AuthenticationContextInterface $context
*
* @return Response|null
*/
public function requestAuthenticationCode(AuthenticationContextInterface $context)
{
$token = $context->getToken();
// Iterate over two-factor providers and ask for completion
/** @var TwoFactorProviderInterface $provider */
foreach ($this->providers as $providerName => $provider) {
if ($this->flagManager->isNotAuthenticated($providerName, $token)) {
$response = $provider->requestAuthenticationCode($context);
// Set authentication completed
if ($context->isAuthenticated()) {
$this->eventDispatcher->dispatch(TwoFactorAuthenticationEvents::SUCCESS, new TwoFactorAuthenticationEvent());
$this->flagManager->setComplete($providerName, $token);
} else {
if ($context->getRequest()->get($this->authRequestParameter) !== null) {
$this->eventDispatcher->dispatch(TwoFactorAuthenticationEvents::FAILURE, new TwoFactorAuthenticationEvent());
}
}
// Return response
if ($response instanceof Response) {
return $response;
}
}
}
return null;
}
/**
* Call TwoFactorProviderRegistry, set trusted computer cookie if requested.
*
* @param AuthenticationContextInterface $context
*
* @return Response|null
*/
public function requestAuthenticationCode(AuthenticationContextInterface $context)
{
$request = $context->getRequest();
$user = $context->getUser();
$context->setUseTrustedOption($this->useTrustedOption);
// Set trusted flag
$response = $this->authHandler->requestAuthenticationCode($context);
// On response validate if trusted cookie should be set
if ($response instanceof Response) {
// Set trusted cookie
if ($context->isAuthenticated() && $context->useTrustedOption() && $request->get($this->trustedName)) {
$cookie = $this->cookieManager->createTrustedCookie($request, $user);
$response->headers->setCookie($cookie);
}
return $response;
}
return null;
}
/**
* Ask for email authentication code.
*
* @param AuthenticationContextInterface $context
*
* @return Response|null
*/
public function requestAuthenticationCode(AuthenticationContextInterface $context)
{
$user = $context->getUser();
$request = $context->getRequest();
$session = $context->getSession();
// Display and process form
$authCode = $request->get($this->authCodeParameter);
if ($authCode !== null) {
if ($this->authenticator->checkCode($user, $authCode)) {
$context->setAuthenticated(true);
return new RedirectResponse($request->getUri());
}
$session->getFlashBag()->set('two_factor', 'scheb_two_factor.code_invalid');
}
// Force authentication code dialog
return $this->renderer->render($context);
}
public function render(AuthenticationContextInterface $context)
{
return $this->templating->renderResponse($this->formTemplate, array('useTrustedOption' => $context->useTrustedOption()));
}