public static function handleLogin($authStateId, $xmlToken)
{
assert('is_string($authStateId)');
$config = SimpleSAML_Configuration::getInstance();
$autoconfig = $config->copyFromBase('logininfocard', 'config-login-infocard.php');
$idp_key = $autoconfig->getValue('idp_key');
$idp_pass = $autoconfig->getValue('idp_key_pass', NULL);
$sts_crt = $autoconfig->getValue('sts_crt');
$Infocard = $autoconfig->getValue('InfoCard');
$infocard = new sspmod_InfoCard_RP_InfoCard();
$infocard->addIDPKey($idp_key, $idp_pass);
$infocard->addSTSCertificate($sts_crt);
if (!$xmlToken) {
SimpleSAML_Logger::debug("XMLtoken: " . $xmlToken);
} else {
SimpleSAML_Logger::debug("NOXMLtoken: " . $xmlToken);
}
$claims = $infocard->process($xmlToken);
if ($claims->isValid()) {
$attributes = array();
foreach ($Infocard['requiredClaims'] as $claim => $data) {
$attributes[$claim] = array($claims->{$claim});
}
foreach ($Infocard['optionalClaims'] as $claim => $data) {
$attributes[$claim] = array($claims->{$claim});
}
// sanitize the input
$sid = SimpleSAML_Utilities::parseStateID($authStateId);
if (!is_null($sid['url'])) {
SimpleSAML_Utilities::checkURLAllowed($sid['url']);
}
/* Retrieve the authentication state. */
$state = SimpleSAML_Auth_State::loadState($authStateId, self::STAGEID);
/* Find authentication source. */
assert('array_key_exists(self::AUTHID, $state)');
$source = SimpleSAML_Auth_Source::getById($state[self::AUTHID]);
if ($source === NULL) {
throw new Exception('Could not find authentication source with id ' . $state[self::AUTHID]);
}
$state['Attributes'] = $attributes;
unset($infocard);
unset($claims);
SimpleSAML_Auth_Source::completeAuth($state);
} else {
unset($infocard);
unset($claims);
return 'wrong_IC';
}
}
/**
* Check the credentials that the user got from the A-Select server.
* This function is called after the user returns from the A-Select server.
*
* @author Wessel Dankers, Tilburg University
*/
function check_credentials()
{
if (!array_key_exists('ssp_state', $_REQUEST)) {
SimpleSAML_Auth_State::throwException($state, new SimpleSAML_Error_Exception("Missing ssp_state parameter"));
}
$id = $_REQUEST['ssp_state'];
// sanitize the input
$sid = SimpleSAML_Utilities::parseStateID($id);
if (!is_null($sid['url'])) {
SimpleSAML_Utilities::checkURLAllowed($sid['url']);
}
$state = SimpleSAML_Auth_State::loadState($id, 'aselect:login');
if (!array_key_exists('a-select-server', $_REQUEST)) {
SimpleSAML_Auth_State::throwException($state, new SimpleSAML_Error_Exception("Missing a-select-server parameter"));
}
$server_id = $_REQUEST['a-select-server'];
if (!array_key_exists('aselect_credentials', $_REQUEST)) {
SimpleSAML_Auth_State::throwException($state, new SimpleSAML_Error_Exception("Missing aselect_credentials parameter"));
}
$credentials = $_REQUEST['aselect_credentials'];
if (!array_key_exists('rid', $_REQUEST)) {
SimpleSAML_Auth_State::throwException($state, new SimpleSAML_Error_Exception("Missing rid parameter"));
}
$rid = $_REQUEST['rid'];
try {
if (!array_key_exists('aselect::authid', $state)) {
throw new SimpleSAML_Error_Exception("ASelect authentication source missing in state");
}
$authid = $state['aselect::authid'];
$aselect = SimpleSAML_Auth_Source::getById($authid);
if (is_null($aselect)) {
throw new SimpleSAML_Error_Exception("Could not find authentication source with id {$authid}");
}
$creds = $aselect->verify_credentials($server_id, $credentials, $rid);
if (array_key_exists('attributes', $creds)) {
$state['Attributes'] = $creds['attributes'];
} else {
$res = $creds['res'];
$state['Attributes'] = array('uid' => array($res['uid']), 'organization' => array($res['organization']));
}
} catch (Exception $e) {
SimpleSAML_Auth_State::throwException($state, $e);
}
SimpleSAML_Auth_Source::completeAuth($state);
SimpleSAML_Auth_State::throwException($state, new SimpleSAML_Error_Exception("Internal error in A-Select component"));
}
/**
* Continue the logout operation.
*
* This function will never return.
*
* @param string $assocId The association that is terminated.
* @param string|NULL $relayState The RelayState from the start of the logout.
* @param SimpleSAML_Error_Exception|NULL $error The error that occurred during session termination (if any).
*/
public function onResponse($assocId, $relayState, SimpleSAML_Error_Exception $error = NULL)
{
assert('is_string($assocId)');
assert('is_string($relayState) || is_null($relayState)');
if ($relayState === NULL) {
throw new SimpleSAML_Error_Exception('RelayState lost during logout.');
}
// sanitize the input
$sid = SimpleSAML_Utilities::parseStateID($relayState);
if (!is_null($sid['url'])) {
SimpleSAML_Utilities::checkURLAllowed($sid['url']);
}
$state = SimpleSAML_Auth_State::loadState($relayState, 'core:LogoutTraditional');
if ($error === NULL) {
SimpleSAML_Logger::info('Logged out of ' . var_export($assocId, TRUE) . '.');
$this->idp->terminateAssociation($assocId);
} else {
SimpleSAML_Logger::warning('Error received from ' . var_export($assocId, TRUE) . ' during logout:');
$error->logWarning();
$state['core:Failed'] = TRUE;
}
self::logoutNextSP($state);
}
<?php
/**
* Handle linkback() response from CAS.
*/
if (!isset($_GET['stateID'])) {
throw new SimpleSAML_Error_BadRequest('Missing stateID parameter.');
}
$stateId = (string) $_GET['stateID'];
if (!isset($_GET['ticket'])) {
throw new SimpleSAML_Error_BadRequest('Missing ticket parameter.');
}
// sanitize the input
$sid = SimpleSAML_Utilities::parseStateID($stateId);
if (!is_null($sid['url'])) {
SimpleSAML_Utilities::checkURLAllowed($sid['url']);
}
$state = SimpleSAML_Auth_State::loadState($stateId, sspmod_cas_Auth_Source_CAS::STAGE_INIT);
$state['cas:ticket'] = (string) $_GET['ticket'];
/* Find authentication source. */
assert('array_key_exists(sspmod_cas_Auth_Source_CAS::AUTHID, $state)');
$sourceId = $state[sspmod_cas_Auth_Source_CAS::AUTHID];
$source = SimpleSAML_Auth_Source::getById($sourceId);
if ($source === NULL) {
throw new Exception('Could not find authentication source with id ' . $sourceId);
}
$source->finalStep($state);
/**
* Retrieve saved state.
*
* This function retrieves saved state information. If the state information has been lost,
* it will attempt to restart the request by calling the restart URL which is embedded in the
* state information. If there is no restart information available, an exception will be thrown.
*
* @param string $id State identifier (with embedded restart information).
* @param string $stage The stage the state should have been saved in.
* @param bool $allowMissing Whether to allow the state to be missing.
* @return array|NULL State information, or NULL if the state is missing and $allowMissing is TRUE.
*/
public static function loadState($id, $stage, $allowMissing = FALSE)
{
assert('is_string($id)');
assert('is_string($stage)');
assert('is_bool($allowMissing)');
SimpleSAML_Logger::debug('Loading state: ' . var_export($id, TRUE));
$sid = SimpleSAML_Utilities::parseStateID($id);
$session = SimpleSAML_Session::getSessionFromRequest();
$state = $session->getData('SimpleSAML_Auth_State', $sid['id']);
if ($state === NULL) {
/* Could not find saved data. */
if ($allowMissing) {
return NULL;
}
if ($sid['url'] === NULL) {
throw new SimpleSAML_Error_NoState();
}
SimpleSAML_Utilities::redirectTrustedURL($sid['url']);
}
$state = unserialize($state);
assert('is_array($state)');
assert('array_key_exists(self::ID, $state)');
assert('array_key_exists(self::STAGE, $state)');
/* Verify stage. */
if ($state[self::STAGE] !== $stage) {
/* This could be a user trying to bypass security, but most likely it is just
* someone using the back-button in the browser. We try to restart the
* request if that is possible. If not, show an error.
*/
$msg = 'Wrong stage in state. Was \'' . $state[self::STAGE] . '\', should be \'' . $stage . '\'.';
SimpleSAML_Logger::warning($msg);
if ($sid['url'] === NULL) {
throw new Exception($msg);
}
SimpleSAML_Utilities::redirectTrustedURL($sid['url']);
}
return $state;
}
assert('array_key_exists("Source", $authProcState)');
assert('array_key_exists("entityid", $authProcState["Source"])');
$authData = array('Attributes' => $authProcState['Attributes'], 'saml:sp:NameID' => $authProcState['core:shib13-sp:NameID'], 'saml:sp:SessionIndex' => $authProcState['core:shib13-sp:SessionIndex'], 'saml:sp:IdP' => $authProcState['Source']['entityid']);
global $session;
$session->doLogin('shib13', $authData);
SimpleSAML_Utilities::redirectTrustedURL($authProcState['core:shib13-sp:TargetURL']);
}
SimpleSAML_Logger::info('Shib1.3 - SP.AssertionConsumerService: Accessing Shibboleth 1.3 SP endpoint AssertionConsumerService');
if (!$config->getBoolean('enable.shib13-sp', false)) {
throw new SimpleSAML_Error_Error('NOACCESS');
}
if (array_key_exists(SimpleSAML_Auth_ProcessingChain::AUTHPARAM, $_REQUEST)) {
/* We have returned from the authentication processing filters. */
$authProcId = $_REQUEST[SimpleSAML_Auth_ProcessingChain::AUTHPARAM];
// sanitize the input
$sid = SimpleSAML_Utilities::parseStateID($authProcId);
if (!is_null($sid['url'])) {
SimpleSAML_Utilities::checkURLAllowed($sid['url']);
}
$authProcState = SimpleSAML_Auth_ProcessingChain::fetchProcessedState($authProcId);
finishLogin($authProcState);
}
if (empty($_POST['SAMLResponse'])) {
throw new SimpleSAML_Error_Error('ACSPARAMS', $exception);
}
try {
$metadata = SimpleSAML_Metadata_MetaDataStorageHandler::getMetadataHandler();
$binding = new SimpleSAML_Bindings_Shib13_HTTPPost($config, $metadata);
$authnResponse = $binding->decodeResponse($_POST);
$authnResponse->validate();
/* Successfully authenticated. */
<?php
/* Find the authentication state. */
if (!array_key_exists('AuthState', $_REQUEST) || empty($_REQUEST['AuthState'])) {
throw new SimpleSAML_Error_BadRequest('Missing mandatory parameter: AuthState');
}
$authState = $_REQUEST['AuthState'];
// sanitize the input
$sid = SimpleSAML_Utilities::parseStateID($authState);
if (!is_null($sid['url'])) {
SimpleSAML_Utilities::checkURLAllowed($sid['url']);
}
$state = SimpleSAML_Auth_State::loadState($authState, 'openid:auth');
$sourceId = $state['openid:AuthId'];
$authSource = SimpleSAML_Auth_Source::getById($sourceId);
if ($authSource === NULL) {
throw new SimpleSAML_Error_BadRequest('Invalid AuthId \'' . $sourceId . '\' - not found.');
}
try {
$authSource->postAuth($state);
/* postAuth() should never return. */
assert('FALSE');
} catch (SimpleSAML_Error_Exception $e) {
SimpleSAML_Auth_State::throwException($state, $e);
} catch (Exception $e) {
SimpleSAML_Auth_State::throwException($state, new SimpleSAML_Error_AuthSource($sourceId, 'Error on OpenID linkback endpoint.', $e));
}
/**
* Resume authentication process.
*
* This function resumes the authentication process after the user has
* entered his or her credentials.
*
* @param array &$state The authentication state.
*/
public static function resume()
{
/*
* First we need to restore the $state-array. We should have the identifier for
* it in the 'State' request parameter.
*/
if (!isset($_REQUEST['State'])) {
throw new SimpleSAML_Error_BadRequest('Missing "State" parameter.');
}
$stateId = (string) $_REQUEST['State'];
// sanitize the input
$sid = SimpleSAML_Utilities::parseStateID($stateId);
if (!is_null($sid['url'])) {
SimpleSAML_Utilities::checkURLAllowed($sid['url']);
}
/*
* Once again, note the second parameter to the loadState function. This must
* match the string we used in the saveState-call above.
*/
$state = SimpleSAML_Auth_State::loadState($stateId, 'exampleauth:External');
/*
* Now we have the $state-array, and can use it to locate the authentication
* source.
*/
$source = SimpleSAML_Auth_Source::getById($state['exampleauth:AuthID']);
if ($source === NULL) {
/*
* The only way this should fail is if we remove or rename the authentication source
* while the user is at the login page.
*/
throw new SimpleSAML_Error_Exception('Could not find authentication source with id ' . $state[self::AUTHID]);
}
/*
* Make sure that we haven't switched the source type while the
* user was at the authentication page. This can only happen if we
* change config/authsources.php while an user is logging in.
*/
if (!$source instanceof self) {
throw new SimpleSAML_Error_Exception('Authentication source type changed.');
}
/*
* OK, now we know that our current state is sane. Time to actually log the user in.
*
* First we check that the user is acutally logged in, and didn't simply skip the login page.
*/
$attributes = $source->getUser();
if ($attributes === NULL) {
/*
* The user isn't authenticated.
*
* Here we simply throw an exception, but we could also redirect the user back to the
* login page.
*/
throw new SimpleSAML_Error_Exception('User not authenticated after login page.');
}
/*
* So, we have a valid user. Time to resume the authentication process where we
* paused it in the authenticate()-function above.
*/
$state['Attributes'] = $attributes;
SimpleSAML_Auth_Source::completeAuth($state);
/*
* The completeAuth-function never returns, so we never get this far.
*/
assert('FALSE');
}
/**
* Handle login request.
*
* This function is used by the login form (core/www/loginuserpass.php) when the user
* enters a username and password. On success, it will not return. On wrong
* username/password failure, and other errors, it will throw an exception.
*
* @param string $authStateId The identifier of the authentication state.
* @param string $username The username the user wrote.
* @param string $password The password the user wrote.
*/
public static function handleLogin($authStateId, $username, $password)
{
assert('is_string($authStateId)');
assert('is_string($username)');
assert('is_string($password)');
// sanitize the input
$sid = SimpleSAML_Utilities::parseStateID($authStateId);
if (!is_null($sid['url'])) {
SimpleSAML_Utilities::checkURLAllowed($sid['url']);
}
/* Here we retrieve the state array we saved in the authenticate-function. */
$state = SimpleSAML_Auth_State::loadState($authStateId, self::STAGEID);
/* Retrieve the authentication source we are executing. */
assert('array_key_exists(self::AUTHID, $state)');
$source = SimpleSAML_Auth_Source::getById($state[self::AUTHID]);
if ($source === NULL) {
throw new Exception('Could not find authentication source with id ' . $state[self::AUTHID]);
}
/*
* $source now contains the authentication source on which authenticate()
* was called. We should call login() on the same authentication source.
*/
/* Attempt to log in. */
try {
$attributes = $source->login($username, $password);
} catch (Exception $e) {
SimpleSAML_Logger::stats('Unsuccessful login attempt from ' . $_SERVER['REMOTE_ADDR'] . '.');
throw $e;
}
SimpleSAML_Logger::stats('User \'' . $username . '\' has been successfully authenticated.');
/* Save the attributes we received from the login-function in the $state-array. */
assert('is_array($attributes)');
$state['Attributes'] = $attributes;
/* Return control to simpleSAMLphp after successful authentication. */
SimpleSAML_Auth_Source::completeAuth($state);
}
/**
* Handle login request.
*
* This function is used by the login form (core/www/loginuserpass.php) when the user
* enters a username and password. On success, it will not return. On wrong
* username/password failure, it will return the error code. Other failures will throw an
* exception.
*
* @param string $authStateId The identifier of the authentication state.
* @param string $otp The one time password entered-
* @return string Error code in the case of an error.
*/
public static function handleLogin($authStateId, $otp)
{
assert('is_string($authStateId)');
assert('is_string($otp)');
// sanitize the input
$sid = SimpleSAML_Utilities::parseStateID($authStateId);
if (!is_null($sid['url'])) {
SimpleSAML_Utilities::checkURLAllowed($sid['url']);
}
/* Retrieve the authentication state. */
$state = SimpleSAML_Auth_State::loadState($authStateId, self::STAGEID);
/* Find authentication source. */
assert('array_key_exists(self::AUTHID, $state)');
$source = SimpleSAML_Auth_Source::getById($state[self::AUTHID]);
if ($source === NULL) {
throw new Exception('Could not find authentication source with id ' . $state[self::AUTHID]);
}
try {
/* Attempt to log in. */
$attributes = $source->login($otp);
} catch (SimpleSAML_Error_Error $e) {
/* An error occurred during login. Check if it is because of the wrong
* username/password - if it is, we pass that error up to the login form,
* if not, we let the generic error handler deal with it.
*/
if ($e->getErrorCode() === 'WRONGUSERPASS') {
return 'WRONGUSERPASS';
}
/* Some other error occurred. Rethrow exception and let the generic error
* handler deal with it.
*/
throw $e;
}
$state['Attributes'] = $attributes;
SimpleSAML_Auth_Source::completeAuth($state);
}
/**
* Retrieve state by ID.
*
* @param string $stateId The state ID.
* @return array The state array.
*/
public function loadState($stateId)
{
assert('is_string($stateId)');
// sanitize the input
$sid = SimpleSAML_Utilities::parseStateID($stateId);
if (!is_null($sid['url'])) {
SimpleSAML_Utilities::checkURLAllowed($sid['url']);
}
return SimpleSAML_Auth_State::loadState($stateId, 'openidProvider:resumeState');
}
sspmod_saml_Message::validateMessage($idpMetadata, $spMetadata, $message);
$destination = $message->getDestination();
if ($destination !== NULL && $destination !== SimpleSAML_Utilities::selfURLNoQuery()) {
throw new SimpleSAML_Error_Exception('Destination in logout message is wrong.');
}
if ($message instanceof SAML2_LogoutResponse) {
$relayState = $message->getRelayState();
if ($relayState === NULL) {
/* Somehow, our RelayState has been lost. */
throw new SimpleSAML_Error_BadRequest('Missing RelayState in logout response.');
}
if (!$message->isSuccess()) {
SimpleSAML_Logger::warning('Unsuccessful logout. Status was: ' . sspmod_saml_Message::getResponseError($message));
}
// sanitize the input
$sid = SimpleSAML_Utilities::parseStateID($relayState);
if (!is_null($sid['url'])) {
SimpleSAML_Utilities::checkURLAllowed($sid['url']);
}
$state = SimpleSAML_Auth_State::loadState($relayState, 'saml:slosent');
$state['saml:sp:LogoutStatus'] = $message->getStatus();
SimpleSAML_Auth_Source::completeLogout($state);
} elseif ($message instanceof SAML2_LogoutRequest) {
SimpleSAML_Logger::debug('module/saml2/sp/logout: Request from ' . $idpEntityId);
SimpleSAML_Logger::stats('saml20-idp-SLO idpinit ' . $spEntityId . ' ' . $idpEntityId);
if ($message->isNameIdEncrypted()) {
try {
$keys = sspmod_saml_Message::getDecryptionKeys($idpMetadata, $spMetadata);
} catch (Exception $e) {
throw new SimpleSAML_Error_Exception('Error decrypting NameID: ' . $e->getMessage());
}
/**
* Log out from this authentication source.
*
* This function should be overridden if the authentication source requires special
* steps to complete a logout operation.
*
* If the logout process requires a redirect, the state should be saved. Once the
* logout operation is completed, the state should be restored, and completeLogout
* should be called with the state. If this operation can be completed without
* showing the user a page, or redirecting, this function should return.
*
* @param array &$state Information about the current logout operation.
*/
public function logout(&$state)
{
assert('is_array($state)');
// check first if we have a valid session
if ($this->_poa->isAuthenticated()) {
/* We are will need the authId in order to retrieve this authentication source later. */
$state[self::AUTHID] = $this->authId;
$this->_stateId = SimpleSAML_Auth_State::saveState($state, self::STAGE_INIT);
// TODO: pending on phpPoA adding PAPI_SLO_REDIRECT_URL_FINISH hook
$this->_poa->addHook("PAPI_SLO_REDIRECT_URL_FINISH", new Hook(array($this, "modifyParams")));
// perform single logout, this won't return
$this->_poa->logout(true);
} else {
if (isset($_REQUEST['SSPStateID'])) {
$this->_stateId = (string) $_REQUEST['SSPStateID'];
// sanitize the input
$sid = SimpleSAML_Utilities::parseStateID($this->_stateId);
if (!is_null($sid['url'])) {
SimpleSAML_Utilities::checkURLAllowed($sid['url']);
}
$state = SimpleSAML_Auth_State::loadState($this->_stateId, self::STAGE_INIT);
} else {
return;
}
}
self::completeLogout($state);
}
/**
* Get available organizations.
*
* This function is used by the login form to get the available organizations.
*
* @param string $authStateId The identifier of the authentication state.
* @return array|NULL Array of organizations. NULL if the user must enter the
* organization as part of the username.
*/
public static function listOrganizations($authStateId)
{
assert('is_string($authStateId)');
// sanitize the input
$sid = SimpleSAML_Utilities::parseStateID($authStateId);
if (!is_null($sid['url'])) {
SimpleSAML_Utilities::checkURLAllowed($sid['url']);
}
/* Retrieve the authentication state. */
$state = SimpleSAML_Auth_State::loadState($authStateId, self::STAGEID);
/* Find authentication source. */
assert('array_key_exists(self::AUTHID, $state)');
$source = SimpleSAML_Auth_Source::getById($state[self::AUTHID]);
if ($source === NULL) {
throw new Exception('Could not find authentication source with id ' . $state[self::AUTHID]);
}
$orgMethod = $source->getUsernameOrgMethod();
if ($orgMethod === 'force') {
return NULL;
}
return $source->getOrganizations();
}
<?php
if (!array_key_exists('domain', $_REQUEST)) {
throw new SimpleSAML_Error_BadRequest('Missing domain to CDC resume handler.');
}
$domain = (string) $_REQUEST['domain'];
$client = new sspmod_cdc_Client($domain);
$response = $client->getResponse();
if ($response === NULL) {
throw new SimpleSAML_Error_BadRequest('Missing CDC response to CDC resume handler.');
}
if (!isset($response['id'])) {
throw new SimpleSAML_Error_BadRequest('CDCResponse without id.');
}
// sanitize the input
$sid = SimpleSAML_Utilities::parseStateID($response['id']);
if (!is_null($sid['url'])) {
SimpleSAML_Utilities::checkURLAllowed($sid['url']);
}
$state = SimpleSAML_Auth_State::loadState($response['id'], 'cdc:resume');
SimpleSAML_Auth_ProcessingChain::resumeProcessing($state);
