public static function handleLoginRequest(IPerson $Person)
{
try {
$binding = Binding::getCurrentBinding();
} catch (Exception $e) {
return static::throwUnauthorizedError('Cannot obtain SAML2 binding');
}
$request = $binding->receive();
// build response
$response = new Response();
$response->setInResponseTo($request->getId());
$response->setRelayState($request->getRelayState());
$response->setDestination($request->getAssertionConsumerServiceURL());
// build assertion
$assertion = new Assertion();
$assertion->setIssuer(static::$issuer);
$assertion->setSessionIndex(ContainerSingleton::getInstance()->generateId());
$assertion->setNotBefore(time() - 30);
$assertion->setNotOnOrAfter(time() + 300);
$assertion->setAuthnContext(SAML2_Constants::AC_PASSWORD);
// build subject confirmation
$sc = new SubjectConfirmation();
$sc->Method = SAML2_Constants::CM_BEARER;
$sc->SubjectConfirmationData = new SubjectConfirmationData();
$sc->SubjectConfirmationData->NotOnOrAfter = $assertion->getNotOnOrAfter();
$sc->SubjectConfirmationData->Recipient = $request->getAssertionConsumerServiceURL();
$sc->SubjectConfirmationData->InResponseTo = $request->getId();
$assertion->setSubjectConfirmation([$sc]);
// set NameID
$assertion->setNameId(['Format' => 'urn:oasis:names:tc:SAML:1.1:nameid-format:emailAddress', 'Value' => $Person->Username . '@' . static::$issuer]);
// set additional attributes
$assertion->setAttributes(['User.Email' => [$Person->Email], 'User.Username' => [$Person->Username]]);
// attach assertion to response
$response->setAssertions([$assertion]);
// create signature
$privateKey = new XMLSecurityKey(XMLSecurityKey::RSA_SHA1, ['type' => 'private']);
$privateKey->loadKey(static::$privateKey);
$response->setSignatureKey($privateKey);
$response->setCertificates([static::$certificate]);
// prepare response
$responseXML = $response->toSignedXML();
$responseString = $responseXML->ownerDocument->saveXML($responseXML);
// dump response and quit
# header('Content-Type: text/xml');
# die($responseString);
// send response
$responseBinding = new HTTPPost();
$responseBinding->send($response);
}
public function testMarshalling()
{
// Create an assertion
$assertion = new Assertion();
$assertion->setIssuer('testIssuer');
$assertion->setValidAudiences(array('audience1', 'audience2'));
$assertion->setAuthnContext('someAuthnContext');
// Marshall it to a \DOMElement
$assertionElement = $assertion->toXML();
// Test for an Issuer
$issuerElements = Utils::xpQuery($assertionElement, './saml_assertion:Issuer');
$this->assertCount(1, $issuerElements);
$this->assertEquals('testIssuer', $issuerElements[0]->textContent);
// Test for an AudienceRestriction
$audienceElements = Utils::xpQuery($assertionElement, './saml_assertion:Conditions/saml_assertion:AudienceRestriction/saml_assertion:Audience');
$this->assertCount(2, $audienceElements);
$this->assertEquals('audience1', $audienceElements[0]->textContent);
$this->assertEquals('audience2', $audienceElements[1]->textContent);
// Test for an Authentication Context
$authnContextElements = Utils::xpQuery($assertionElement, './saml_assertion:AuthnStatement/saml_assertion:AuthnContext/saml_assertion:AuthnContextClassRef');
$this->assertCount(1, $authnContextElements);
$this->assertEquals('someAuthnContext', $authnContextElements[0]->textContent);
}
/**
* Test NameID Encryption and Decryption.
*/
public function testNameIdEncryption()
{
// Create an assertion
$assertion = new Assertion();
$assertion->setIssuer('testIssuer');
$assertion->setValidAudiences(array('audience1', 'audience2'));
$assertion->setAuthnContext('someAuthnContext');
$assertion->setNameId(array("Value" => "just_a_basic_identifier", "Format" => "urn:oasis:names:tc:SAML:2.0:nameid-format:transient"));
$this->assertFalse($assertion->isNameIdEncrypted());
$publicKey = CertificatesMock::getPublicKey();
$assertion->encryptNameId($publicKey);
$this->assertTrue($assertion->isNameIdEncrypted());
// Marshall it to a \DOMElement
$assertionElement = $assertion->toXML()->ownerDocument->saveXML();
$assertionToVerify = new Assertion(DOMDocumentFactory::fromString($assertionElement)->firstChild);
$this->assertTrue($assertionToVerify->isNameIdEncrypted());
$privateKey = CertificatesMock::getPrivateKey();
$assertionToVerify->decryptNameId($privateKey);
$this->assertFalse($assertionToVerify->isNameIdEncrypted());
$nameID = $assertionToVerify->getNameID();
$this->assertEquals('just_a_basic_identifier', $nameID['Value']);
$this->assertEquals('urn:oasis:names:tc:SAML:2.0:nameid-format:transient', $nameID['Format']);
}
