2 /***************************************************************************
3 * Copyright (C) 2003-2006 Polytechnique.org *
4 * http://opensource.polytechnique.org/ *
6 * This program is free software; you can redistribute it and/or modify *
7 * it under the terms of the GNU General Public License as published by *
8 * the Free Software Foundation; either version 2 of the License, or *
9 * (at your option) any later version. *
11 * This program is distributed in the hope that it will be useful, *
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
14 * GNU General Public License for more details. *
16 * You should have received a copy of the GNU General Public License *
17 * along with this program; if not, write to the Free Software *
19 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
20 ***************************************************************************/
27 if (empty($_SESSION['challenge'])) {
28 $_SESSION['challenge'] = sha1(uniqid(rand(), true
));
42 return isset($_SESSION[$key]);
47 unset($_SESSION[$key]);
50 function v($key, $default = null
)
52 return isset($_SESSION[$key]) ?
$_SESSION[$key] : $default;
58 return Session
::logged() && Session
::v('perms') == PERMS_ADMIN
;
63 return Session
::v('auth', AUTH_PUBLIC
) >= AUTH_COOKIE
;
68 return Session
::v('auth', AUTH_PUBLIC
) >= AUTH_MDP
;
72 class S
extends Session
{ }