Viewing file:  login-wayf-ldap.php (2.3 KB) -rwxrwxr-x
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<?php
/**
* This file is part of SimpleSAMLphp. See the file COPYING in the
* root of the distribution for licence information.
*
* This file implements authentication of users using CAS.
*
* @author Mads Freek, RUC.
* @package simpleSAMLphp
* @version $Id$
*/
require_once('../_include.php');
$config = SimpleSAML_Configuration::getInstance();
$session = SimpleSAML_Session::getInstance();
try {
$metadata = SimpleSAML_Metadata_MetaDataStorageHandler::getMetadataHandler();
// TODO: Make this authentication module independent from SAML 2.0
$idpentityid = $metadata->getMetaDataCurrentEntityID('saml20-idp-hosted');
$ldapconfigfile = $config->getBaseDir() . 'config/cas-ldap.php';
require_once($ldapconfigfile);
if (!array_key_exists($idpentityid, $casldapconfig)) {
throw new Exception('No LDAP authentication configuration for this SAML 2.0 entity ID [' . $idpentityid . ']');
}
$ldapconfig = $casldapconfig[$idpentityid]['ldap'];
} catch (Exception $exception) {
throw new SimpleSAML_Error_Error('METADATA', $exception);
}
/*
* Load the RelayState argument. The RelayState argument contains the address
* we should redirect the user to after a successful authentication.
*/
if (!array_key_exists('RelayState', $_REQUEST)) {
throw new SimpleSAML_Error_Error('NORELAYSTATE');
}
$relaystate = $_REQUEST['RelayState'];
if ($username = $_POST['username']) {
try {
$ldap = new SimpleSAML_Auth_LDAP($ldapconfig['servers'], $ldapconfig['enable_tls']);
$attributes = $ldap->validate($ldapconfig, $username, $_POST['password']);
if ($attributes === FALSE) {
$error = "LDAP_INVALID_CREDENTIALS";
} else {
$session->doLogin('login-wayf-ldap');
$session->setAttributes($attributes);
$session->setNameID(array(
'value' => SimpleSAML_Utilities::generateID(),
'Format' => 'urn:oasis:names:tc:SAML:2.0:nameid-format:transient'));
SimpleSAML_Utilities::redirect($relaystate);
}
} catch(Exception $e) {
throw new SimpleSAML_Error_Error('LDAPERROR', $e);
}
}
$t = new SimpleSAML_XHTML_Template($config, $ldapconfig['template']);
$t->data['header'] = 'simpleSAMLphp: Enter username and password';
$t->data['relaystate'] = htmlspecialchars($relaystate);
$t->data['error'] = $error;
if (isset($error)) {
$t->data['username'] = htmlspecialchars($username);
}
$t->show();
?>
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