2 /************************************************************************
3 * MXChange v0.2.1 Start: 09/16/2004 *
4 * =============== Last change: 11/23/2004 *
6 * -------------------------------------------------------------------- *
8 * -------------------------------------------------------------------- *
9 * Short description : Session management *
10 * -------------------------------------------------------------------- *
11 * Kurzbeschreibung : Sitzungs-Management *
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 (ereg(basename(__FILE__), $_SERVER['PHP_SELF'])) {
36 $INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
40 // Check if view.php nor click.php was called
41 // If not set variables to default
42 if (empty($CLICK)) $CLICK = 0;
43 if (empty($VIEW)) $VIEW = 0;
45 // Skip updating of cookies when viewing a banner
46 if (($VIEW == 1) && ($_SERVER['PHP_SELF'])) return;
50 $PHPSESSID = @session_id();
52 // Store language code in cookie
53 set_session("mx_lang", $mx_lang);
55 // Load extensions here
56 require_once(PATH."inc/load_extensions.php");
58 // Check if refid is set
59 if ((!empty($_GET['user'])) && ($CLICK == 1) && ($_SERVER['PHP_SELF'] == "click.php")) {
60 // The variable user comes from the click-counter script click.php and we only accept this here
61 $GLOBALS['refid'] = bigintval($_GET['user']);
62 } elseif (!empty($_POST['refid'])) {
63 // Get referral id from variable refid (so I hope this makes my script more compatible to other scripts)
64 $GLOBALS['refid'] = SQL_ESCAPE(strip_tags($_POST['refid']));
65 } elseif (!empty($_GET['refid'])) {
66 // Get referral id from variable refid (so I hope this makes my script more compatible to other scripts)
67 $GLOBALS['refid'] = SQL_ESCAPE(strip_tags($_GET['refid']));
68 } elseif (!empty($_GET['ref'])) {
69 // Set refid=ref (the referral link uses such variable)
70 $GLOBALS['refid'] = SQL_ESCAPE(strip_tags($_GET['ref']));
71 } elseif (isSessionVariableSet('refid')) {
72 // Set session refid als global
73 $GLOBALS['refid'] = bigintval(get_session('refid'));
74 } elseif (GET_EXT_VERSION("sql_patches") != "") {
75 // Set default refid as refid in URL
76 $GLOBALS['refid'] = bigintval($_CONFIG['def_refid']);
78 // No default ID when sql_patches is not installed
79 $GLOBALS['refid'] = 0;
82 // Set cookie when default refid > 0
83 if (!isSessionVariableSet('refid') || (!empty($GLOBALS['refid'])) || ((get_session('refid') == "0") && ($_CONFIG['def_refid'] > 0))) {
85 set_session("refid", $GLOBALS['refid']);
88 // Transfer userid from session and validate it
89 if (isset($_SESSION['userid'])) {
90 // Get it secured from session
91 $GLOBALS['userid'] = bigintval($_SESSION['userid']);
94 if (!IS_LOGGED_IN()) {
95 // Then destroy the user id
96 destroy_user_session();
100 // Test session if index.php or modules.php is loaded
101 if ((basename($_SERVER['PHP_SELF']) == "index.php") || (basename($_SERVER['PHP_SELF']) == "modules.php") || (isBooleanConstantAndTrue('mxchange_installing'))) {
102 if (count($_SESSION) > 0) {
103 // Session variables accepted!
104 define('__COOKIES', true);
107 define('__COOKIES', false);
110 //* DEBUG: */ print("<pre>".print_r($_SESSION, true)."</pre>");