cab08090 |
1 | <?php |
2 | /*************************************************************************** |
3 | * Copyright (C) 2003-2006 Polytechnique.org * |
4 | * http://opensource.polytechnique.org/ * |
5 | * * |
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. * |
10 | * * |
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. * |
15 | * * |
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 * |
18 | * Foundation, Inc., * |
19 | * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * |
20 | ***************************************************************************/ |
21 | |
22 | class Session |
23 | { |
24 | function init() |
25 | { |
26 | @session_start(); |
27 | if (empty($_SESSION['challenge'])) { |
28 | $_SESSION['challenge'] = sha1(uniqid(rand(), true)); |
29 | } |
30 | } |
31 | |
32 | function destroy() |
33 | { |
34 | @session_destroy(); |
35 | unset($_SESSION); |
36 | } |
37 | |
38 | |
39 | |
40 | function has($key) |
41 | { |
42 | return isset($_SESSION[$key]); |
43 | } |
44 | |
45 | function kill($key) |
46 | { |
47 | unset($_SESSION[$key]); |
48 | } |
49 | |
50 | function v($key, $default = null) |
51 | { |
52 | return isset($_SESSION[$key]) ? $_SESSION[$key] : $default; |
53 | } |
54 | |
55 | |
56 | function has_perms() |
57 | { |
58 | return Session::logged() && Session::v('perms') == PERMS_ADMIN; |
59 | } |
60 | |
61 | function logged() |
62 | { |
63 | return Session::v('auth', AUTH_PUBLIC) >= AUTH_COOKIE; |
64 | } |
65 | |
66 | function identified() |
67 | { |
68 | return Session::v('auth', AUTH_PUBLIC) >= AUTH_MDP; |
69 | } |
70 | } |
71 | |
72 | class S extends Session { } |
73 | |
74 | ?> |