1: <?php
2: /**
3: * Authentification class factory
4: *
5: * You may not change or alter any portion of this comment or credits
6: * of supporting developers from this source code or any supporting source code
7: * which is considered copyrighted (c) material of the original comment or credit authors.
8: * This program is distributed in the hope that it will be useful,
9: * but WITHOUT ANY WARRANTY; without even the implied warranty of
10: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
11: *
12: * @copyright (c) 2000-2016 XOOPS Project (www.xoops.org)
13: * @license GNU GPL 2 (http://www.gnu.org/licenses/gpl-2.0.html)
14: * @package kernel
15: * @subpackage auth
16: * @since 2.0
17: * @author Pierre-Eric MENUET <pemphp@free.fr>
18: */
19:
20: defined('XOOPS_ROOT_PATH') || exit('Restricted access');
21:
22: /**
23: *
24: * @package kernel
25: * @subpackage auth
26: * @description Authentification class factory
27: * @author Pierre-Eric MENUET <pemphp@free.fr>
28: * @copyright (c) 2000-2016 XOOPS Project (www.xoops.org)
29: */
30: class XoopsAuthFactory
31: {
32: /**
33: * Get a reference to the only instance of authentication class
34: *
35: * if the class has not been instantiated yet, this will also take
36: * care of that
37: *
38: * @static
39: *
40: * @param $uname used to lookup in LDAP bypass config
41: *
42: * @return object Reference to the only instance of authentication class
43: */
44: public static function getAuthConnection($uname)
45: {
46: static $auth_instance;
47: if (!isset($auth_instance)) {
48: /* @var $config_handler XoopsConfigHandler */
49: $config_handler = xoops_getHandler('config');
50: $authConfig = $config_handler->getConfigsByCat(XOOPS_CONF_AUTH);
51:
52: include_once $GLOBALS['xoops']->path('class/auth/auth.php');
53:
54: if (empty($authConfig['auth_method'])) { // If there is a config error, we use xoops
55: $xoops_auth_method = 'xoops';
56: } else {
57: $xoops_auth_method = $authConfig['auth_method'];
58: }
59: // Verify if uname allow to bypass LDAP auth
60: if (in_array($uname, $authConfig['ldap_users_bypass'])) {
61: $xoops_auth_method = 'xoops';
62: }
63:
64: $ret = include_once $GLOBALS['xoops']->path('class/auth/auth_' . $xoops_auth_method . '.php');
65: if ($ret == false) {
66: return false;
67: }
68:
69: $class = 'XoopsAuth' . ucfirst($xoops_auth_method);
70: if (!class_exists($class)) {
71: $GLOBALS['xoopsLogger']->triggerError($class, _XO_ER_CLASSNOTFOUND, __FILE__, __LINE__, E_USER_ERROR);
72:
73: return false;
74: }
75: switch ($xoops_auth_method) {
76: case 'xoops':
77: $dao = XoopsDatabaseFactory::getDatabaseConnection();
78: break;
79: case 'ldap':
80: $dao = null;
81: break;
82: case 'ads':
83: $dao = null;
84: break;
85: }
86: $auth_instance = new $class($dao);
87: }
88:
89: return $auth_instance;
90: }
91: }
92: