2 /************************************************************************
3 * MXChange v0.2.1 Start: 12/18/2008 *
4 * ================ Last change: 12/18/2008 *
6 * -------------------------------------------------------------------- *
7 * File : online_functions.php *
8 * -------------------------------------------------------------------- *
9 * Short description : Online functions *
10 * -------------------------------------------------------------------- *
11 * Kurzbeschreibung : Online-Funktionen *
12 * -------------------------------------------------------------------- *
14 * -------------------------------------------------------------------- *
15 * Copyright (c) 2003 - 2008 by Roland Haeder *
16 * For more information visit: http://www.mxchange.org *
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. *
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. *
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, *
32 ************************************************************************/
34 // Some security stuff...
35 if (!defined('__SECURITY')) {
36 $INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
40 // Filter for updates/extends on the online list
41 function FILTER_UPDATE_ONLINE_LIST () {
44 // Do not update online list when extension is deactivated
45 if (!EXT_IS_ACTIVE("online", true)) return;
48 if (empty($PHPSESSID)) {
49 // This is invalid here!
50 print "Invalid session. Backtrace:<pre>";
51 debug_print_backtrace();
55 // Initialize variables
56 $uid = 0; $rid = 0; $MEM = "N"; $ADMIN = "N";
59 if ((!empty($GLOBALS['userid'])) && ($GLOBALS['userid'] > 0) && (IS_MEMBER())) {
61 $uid = bigintval($GLOBALS['userid']);
70 if (!empty($GLOBALS['refid'])) {
72 $rid = bigintval($GLOBALS['refid']);
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__);
80 if (SQL_NUMROWS($result) == 1) {
82 SQL_QUERY_ESC("UPDATE "._MYSQL_PREFIX."_online SET
90 timestamp=UNIX_TIMESTAMP(),
92 WHERE sid='%s' LIMIT 1",
103 ), __FILE__, __LINE__
106 // No entry does exists so we simply add it!
107 SQL_QUERY_ESC("INSERT INTO "._MYSQL_PREFIX."_online (module, action, what, userid, refid, is_member, is_admin, timestamp, sid, ip) VALUES ('%s','%s','%s', %s, %s, '%s','%s', UNIX_TIMESTAMP(), '%s','%s')",
118 ), __FILE__, __LINE__
123 SQL_FREERESULT($result);
126 $result = SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM "._MYSQL_PREFIX."_online WHERE timestamp <= (UNIX_TIMESTAMP() - %s)",
127 array(getConfig('online_timeout')), __FILE__, __LINE__);