if-block rewrittten, some TODOs/default added
[mailer.git] / ref.php
1 <?php
2 /************************************************************************
3  * MXChange v0.2.1                                    Start: 10/13/2003 *
4  * ===============                              Last change: 09/04/2004 *
5  *                                                                      *
6  * -------------------------------------------------------------------- *
7  * File              : ref.php                                          *
8  * -------------------------------------------------------------------- *
9  * Short description : Redirection for the referal link                 *
10  * -------------------------------------------------------------------- *
11  * Kurzbeschreibung  : Weiterleitungsscript fuer die Referal-Links      *
12  * -------------------------------------------------------------------- *
13  * $Revision::                                                        $ *
14  * $Date::                                                            $ *
15  * $Tag:: 0.2.1-FINAL                                                 $ *
16  * $Author::                                                          $ *
17  * Needs to be in all Files and every File needs "svn propset           *
18  * svn:keywords Date Revision" (autoprobset!) at least!!!!!!            *
19  * -------------------------------------------------------------------- *
20  * Copyright (c) 2003 - 2008 by Roland Haeder                           *
21  * For more information visit: http://www.mxchange.org                  *
22  *                                                                      *
23  * This program is free software; you can redistribute it and/or modify *
24  * it under the terms of the GNU General Public License as published by *
25  * the Free Software Foundation; either version 2 of the License, or    *
26  * (at your option) any later version.                                  *
27  *                                                                      *
28  * This program is distributed in the hope that it will be useful,      *
29  * but WITHOUT ANY WARRANTY; without even the implied warranty of       *
30  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
31  * GNU General Public License for more details.                         *
32  *                                                                      *
33  * You should have received a copy of the GNU General Public License    *
34  * along with this program; if not, write to the Free Software          *
35  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,               *
36  * MA  02110-1301  USA                                                  *
37  ************************************************************************/
38
39 // Load security stuff here
40 require('inc/libs/security_functions.php');
41
42 // Init "action" and "what"
43 $GLOBALS['what'] = '';
44 $GLOBALS['action'] = '';
45
46 // Set module
47 $GLOBALS['module'] = 'ref';
48 $GLOBALS['output_mode'] = -1;
49
50 // Load the required file(s)
51 require('inc/config-global.php');
52
53 // Redirect only to registration page when this script is installed
54 if (!isInstalled()) {
55         // You have to install first!
56         redirectToUrl('install.php');
57 } // END - if
58
59 // Base URL for redirection
60 switch (getConfig('refid_target')) {
61         case 'register':
62                 $URL = 'modules.php?module=index&amp;what=register&amp;refid=';
63                 break;
64
65         case 'index':
66                 $URL = 'index.php?refid=';
67                 break;
68 }
69
70 // Get referal ID from ref or refid variable
71 if (REQUEST_ISSET_GET(('ref')))        $ref = REQUEST_GET('ref');
72 elseif (REQUEST_ISSET_GET(('refid'))) $ref = REQUEST_GET('refid');
73
74 if (!empty($ref)) {
75         // Test if nickname or numeric id
76         if ($ref != ''.($ref + 0).'') {
77                 if (EXT_IS_ACTIVE('nickname')) {
78                         // Nickname in URL, so load the ID
79                         $result = SQL_QUERY_ESC("SELECT userid FROM `{!_MYSQL_PREFIX!}_user_data` WHERE nickname='%s' LIMIT 1",
80                         array($ref), __FILE__, __LINE__);
81
82                         // Load userid
83                         list($ref) = SQL_FETCHROW($result);
84
85                         // Free result
86                         SQL_FREERESULT($result);
87                 } else {
88                         // Invalid request!
89                         $ref = 0;
90                 }
91         } // END - if
92
93         // Also edit this 0 !
94         if (empty($ref)) $ref = 0;
95
96         // Update session
97         setSession('refid', $ref);
98
99         // We have an refid here. So we simply add it
100         $URL .= bigintval($ref);
101
102         // Is the refid valid?
103         if ($ref > 0) {
104                 // Update ref counter
105                 SQL_QUERY_ESC("UPDATE `{!_MYSQL_PREFIX!}_user_data` SET ref_clicks=ref_clicks+1 WHERE userid=%s LIMIT 1",
106                 array(bigintval($ref)), __FILE__, __LINE__);
107         } // END - if
108 } else {
109         // No refid and we add our refid (don't forget to set $def_refid!)
110         $URL = 'index.php';
111 }
112
113 // Load the URL
114 redirectToUrl($URL);
115
116 // [EOF]
117 ?>