/**
* @param string $email
* @param string $message_id
* @return string
*/
public function send($email, $message_id)
{
$message = $this->saml_data_manager->get($message_id);
if (!$message) {
if ($this->logger) {
$this->logger->error("Saml message with id {$message_id} not found or expired");
}
throw new RuntimeException('Authentication message does not exist');
}
$this->saml_data_manager->delete($message_id);
$response = new Response();
$assertion = new Assertion();
$response->addAssertion($assertion)->setID(Helper::generateID())->setIssueInstant(new DateTime())->setDestination($message->getAssertionConsumerServiceURL())->setIssuer(new Issuer($message->getIssuer()->getValue()));
$assertion->setId(Helper::generateID())->setIssueInstant(new DateTime())->setIssuer(new Issuer($message->getIssuer()->getValue()))->setSubject((new Subject())->setNameID(new NameID($email, SamlConstants::NAME_ID_FORMAT_EMAIL))->addSubjectConfirmation((new SubjectConfirmation())->setMethod(SamlConstants::CONFIRMATION_METHOD_BEARER)->setSubjectConfirmationData((new SubjectConfirmationData())->setInResponseTo($message->getID())->setNotOnOrAfter(new DateTime('+1 MINUTE'))->setRecipient($message->getAssertionConsumerServiceURL()))))->setConditions((new Conditions())->setNotBefore(new DateTime())->setNotOnOrAfter(new DateTime('+1 MINUTE'))->addItem(new AudienceRestriction([$message->getAssertionConsumerServiceURL()])))->addItem((new AttributeStatement())->addAttribute(new Attribute(ClaimTypes::EMAIL_ADDRESS, $email)))->addItem((new AuthnStatement())->setAuthnInstant(new DateTime('-10 MINUTE'))->setSessionIndex($message_id)->setAuthnContext((new AuthnContext())->setAuthnContextClassRef(SamlConstants::AUTHN_CONTEXT_PASSWORD_PROTECTED_TRANSPORT)));
$certificate = X509Certificate::fromFile($this->saml_crt);
$private_key = KeyHelper::createPrivateKey($this->saml_key, '', true);
$response->setSignature(new SignatureWriter($certificate, $private_key));
$binding_factory = new BindingFactory();
$post_binding = $binding_factory->create(SamlConstants::BINDING_SAML2_HTTP_POST);
$message_context = new MessageContext();
$message_context->setMessage($response);
/** @var SymfonyResponse $http_response */
$http_response = $post_binding->send($message_context);
return $http_response->getContent();
}