"copied"
[mailer.git] / 0.2.1-FINAL / inc / libs / online_functions.php
1 <?php
2 /************************************************************************
3  * MXChange v0.2.1                                    Start: 12/18/2008 *
4  * ================                             Last change: 12/18/2008 *
5  *                                                                      *
6  * -------------------------------------------------------------------- *
7  * File              : online_functions.php                             *
8  * -------------------------------------------------------------------- *
9  * Short description : Online functions                                 *
10  * -------------------------------------------------------------------- *
11  * Kurzbeschreibung  : Online-Funktionen                                *
12  * -------------------------------------------------------------------- *
13  *                                                                      *
14  * -------------------------------------------------------------------- *
15  * Copyright (c) 2003 - 2008 by Roland Haeder                           *
16  * For more information visit: http://www.mxchange.org                  *
17  *                                                                      *
18  * This program is free software; you can redistribute it and/or modify *
19  * it under the terms of the GNU General Public License as published by *
20  * the Free Software Foundation; either version 2 of the License, or    *
21  * (at your option) any later version.                                  *
22  *                                                                      *
23  * This program is distributed in the hope that it will be useful,      *
24  * but WITHOUT ANY WARRANTY; without even the implied warranty of       *
25  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
26  * GNU General Public License for more details.                         *
27  *                                                                      *
28  * You should have received a copy of the GNU General Public License    *
29  * along with this program; if not, write to the Free Software          *
30  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,               *
31  * MA  02110-1301  USA                                                  *
32  ************************************************************************/
33
34 // Some security stuff...
35 if (!defined('__SECURITY')) {
36         $INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
37         require($INC);
38 }
39
40 // Filter for updates/extends on the online list
41 function FILTER_UPDATE_ONLINE_LIST () {
42         global $PHPSESSID;
43
44         // Do not update online list when extension is deactivated
45         if (!EXT_IS_ACTIVE("online", true)) return;
46
47         // Empty session?
48         if (empty($PHPSESSID)) {
49                 // This is invalid here!
50                 print "Invalid session. Backtrace:<pre>";
51                 debug_print_backtrace();
52                 die("</pre>");
53         } // END - if
54
55         // Initialize variables
56         $uid = 0; $rid = 0; $MEM = "N"; $ADMIN = "N";
57
58         // Valid userid?
59         if ((!empty($GLOBALS['userid'])) && ($GLOBALS['userid'] > 0) && (IS_MEMBER())) {
60                 // Is valid user
61                 $uid = bigintval($GLOBALS['userid']);
62                 $MEM = "Y";
63         } // END - if
64
65         if (IS_ADMIN()) {
66                 // Is administrator
67                 $ADMIN = "Y";
68         } // END - if
69
70         if (!empty($GLOBALS['refid'])) {
71                 // Read cookie
72                 $rid = bigintval($GLOBALS['refid']);
73         } // END - if
74
75         // Now search for the user
76         $result = SQL_QUERY_ESC("SELECT timestamp FROM "._MYSQL_PREFIX."_online WHERE sid='%s' LIMIT 1",
77                 array($PHPSESSID), __FILE__, __LINE__);
78
79         // Entry found?
80         if (SQL_NUMROWS($result) == 1) {
81                 // Then update it
82                 SQL_QUERY_ESC("UPDATE "._MYSQL_PREFIX."_online SET
83 module='%s',
84 action='%s',
85 what='%s',
86 userid=%s,
87 refid=%s,
88 is_member='%s',
89 is_admin='%s',
90 timestamp=UNIX_TIMESTAMP(),
91 ip='%s'
92 WHERE sid='%s' LIMIT 1",
93                         array(
94                                 $GLOBALS['module'],
95                                 $GLOBALS['action'],
96                                 $GLOBALS['what'],
97                                 $uid,
98                                 $rid,
99                                 $MEM,
100                                 $ADMIN,
101                                 GET_REMOTE_ADDR(),
102                                 $PHPSESSID
103                         ), __FILE__, __LINE__
104                 );
105         } else {
106                 // No entry does exists so we simply add it!
107                 SQL_QUERY_ESC("INSERT INTO "._MYSQL_PREFIX."_online (module, action, what, userid, refid, is_member, is_admin, timestamp, sid, ip) VALUES ('%s','%s','%s', %s, %s, '%s','%s', UNIX_TIMESTAMP(), '%s','%s')",
108                         array(
109                                 $GLOBALS['module'],
110                                 $GLOBALS['action'],
111                                 $GLOBALS['what'],
112                                 $uid,
113                                 $rid,
114                                 $MEM,
115                                 $ADMIN,
116                                 $PHPSESSID,
117                                 GET_REMOTE_ADDR()
118                         ), __FILE__, __LINE__
119                 );
120         }
121
122         // Free result
123         SQL_FREERESULT($result);
124
125         // Purge old entries
126         SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM "._MYSQL_PREFIX."_online WHERE timestamp <= (UNIX_TIMESTAMP() - %s)",
127                 array(getConfig('online_timeout')), __FILE__, __LINE__);
128 }
129
130 //
131 ?>