c4271d38 |
1 | <?php |
2 | /* |
3 | * Copyright (C) 2003-2004 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
19 | */ |
20 | |
21 | |
22 | /** class for logging user activity |
23 | * |
24 | */ |
25 | class CoreLogger { |
26 | /** user id */ |
27 | var $uid; |
28 | /** id of the session */ |
29 | var $session; |
30 | /** list of available actions */ |
31 | var $actions; |
32 | |
33 | /** db table holding the list of actions */ |
34 | var $table_actions; |
35 | /** db table holding the list of actions */ |
36 | var $table_events; |
37 | /** db table holding the list of actions */ |
38 | var $table_sessions; |
39 | |
40 | /** The constructor, creates a new entry in the sessions table |
41 | * |
42 | * @param $uid the id of the logged user |
43 | * @param $suid the id of the administrator who has just su'd to the user |
44 | * @param $auth authentication method for the logged user |
45 | * @param $sauth authentication method for the su'er |
46 | * @return VOID |
47 | */ |
48 | function CoreLogger($uid, $suid='', $auth='', $sauth='') { |
49 | global $globals; |
50 | |
51 | // read database table names from globals |
52 | $this->table_actions = $globals->table_log_actions; |
53 | $this->table_events = $globals->table_log_events; |
54 | $this->table_sessions = $globals->table_log_sessions; |
55 | |
56 | // write the session entry |
57 | $this->uid = $uid; |
58 | $this->session = $this->writeSession($uid, $suid, $auth, $sauth); |
59 | |
60 | // retrieve available actions |
61 | $this->actions = $this->readActions(); |
62 | } |
63 | |
64 | |
65 | /** Creates a new session entry in database and return its ID. |
66 | * |
67 | * @param $uid the id of the logged user |
68 | * @param $suid the id of the administrator who has just su'd to the user |
69 | * @param $auth authentication method for the logged user |
70 | * @param $sauth authentication method for the su'er |
71 | * @return session the session id |
72 | */ |
73 | function writeSession($uid, $suid, $auth, $sauth) { |
74 | $ip = $_SERVER['REMOTE_ADDR']; |
75 | $host = strtolower(gethostbyaddr($_SERVER['REMOTE_ADDR'])); |
76 | $browser = (isset($_SERVER['HTTP_USER_AGENT']) ? $_SERVER['HTTP_USER_AGENT'] : ''); |
77 | $sql = "insert into {$this->table_sessions} set uid='$uid', host='$host', ip='$ip', browser='$browser'"; |
78 | // optional parameters |
79 | if ($suid) |
80 | $sql .= ", suid='$suid'"; |
81 | if ($auth) |
82 | $sql .= ", auth='$auth'"; |
83 | if ($sauth) |
84 | $sql .= ", sauth='$sauth'"; |
85 | |
86 | XDB::execute($sql); |
87 | |
88 | return XDB::insertId(); |
89 | } |
90 | |
91 | |
92 | /** Reads available actions from database. |
93 | * |
94 | * @return actions the available actions |
95 | */ |
96 | function readActions() { |
97 | $res = XDB::iterRow("select id, text from {$this->table_actions}"); |
98 | |
99 | while (list($action_id, $action_text) = $res->next()) { |
100 | $actions[$action_text] = $action_id; |
101 | } |
102 | |
103 | return $actions; |
104 | } |
105 | |
106 | |
107 | /** Logs an action and its related data. |
108 | * |
109 | * @param $action le type d'action |
110 | * @param $data les données (id de liste, etc.) |
111 | * @return VOID |
112 | */ |
113 | function log($action, $data="") { |
114 | if (isset($this->actions[$action])) { |
115 | XDB::execute("insert into {$this->table_events} |
116 | set session={?}, action={?}, data={?}", |
117 | $this->session, $this->actions[$action], $data); |
118 | } else { |
119 | echo "unknown action : $action<br />"; |
120 | } |
121 | } |
122 | } |
123 | |
124 | ?> |