<?php
/**
* kolab_sso driver implementing OpenIDC Authorization Code Flow
* https://openid.net/specs/openid-connect-core-1_0.html#CodeFlowSteps
*
* TODO: Discovery: https://openid.net/specs/openid-connect-discovery-1_0.html#ProviderConfigurationRequest
*
* @author Aleksander Machniak <machniak@kolabsys.com>
*
* Copyright (C) 2018, Kolab Systems AG <contact@kolabsys.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
require_once __DIR__ . '/oauth2.php';
class kolab_sso_openidc extends kolab_sso_oauth2
{
protected $id = 'openidc';
protected $params = array(
'scope' => 'openid email offline_access',
'token_type' => 'id_token',
);
/**
* Returns error text for specified OpenIDC error code
*/
protected function error_text($error)
{
// OpenIDC-specific codes
switch ($error) {
case 'interaction_required':
return "End-User interaction required";
case 'login_required':
return "End-User authentication required";
case 'account_selection_required':
return "End-User account selection required";
case 'consent_required':
return "End-User consent required";
case 'invalid_request_uri':
return "Invalid request_uri";
case 'invalid_request_object':
return "Invalid Request Object";
case 'request_not_supported':
return "Request not supported";
case 'request_uri_not_supported':
return "request_uri param not supported";
case 'registration_not_supported':
return "Registration not supported";
}
// Fallback to OAuth2-specific codes
return parent::error_text($error);
}
}