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  *                                                                      *
  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 // Load security stuff here (Oh, I hope this is not unsecure? Am I paranoia??? ;-) )
  35 require("inc/libs/security_functions.php");
  36
  37 // Init "action" and "what"
  38 global $what, $action;
  39 $GLOBALS['what'] = ""; $GLOBALS['action'] = "";
  40
  41 // Set module
  42 $GLOBALS['module'] = "ref"; $CSS = -1;
  43
  44 // Load the required file(s)
  45 require("inc/config.php");
  46
  47 // Redirect only to registration page when this script is installed
  48 if (isBooleanConstantAndTrue('mxchange_installed')) {
  49         // Base URL for redirection
  50         switch (getConfig('refid_target'))
  51         {
  52         case "register":
  53                 $URL = "modules.php?module=index&amp;what=register&amp;refid=";
  54                 break;
  55
  56         case "index":
  57                 $URL = "index.php?refid=";
  58                 break;
  59         }
  60
  61         // Get referal ID from ref or refid variable
  62         if (!empty($_GET['ref']))        $ref = secureString($_GET['ref']);
  63          elseif (!empty($_GET['refid'])) $ref = secureString($_GET['refid']);
  64
  65         if (!empty($ref)) {
  66                 // Test if nickname or numeric id
  67                 if ($ref != "".($ref + 0)."") {
  68                         if (EXT_IS_ACTIVE("nickname")) {
  69                                 // Nickname in URL, so load the ID
  70                                 $result = SQL_QUERY_ESC("SELECT userid FROM `{!_MYSQL_PREFIX!}_user_data` WHERE nickname='%s' LIMIT 1",
  71                                         array($ref), __FILE__, __LINE__);
  72
  73                                 // Load userid
  74                                 list($ref) = SQL_FETCHROW($result);
  75
  76                                 // Free result
  77                                 SQL_FREERESULT($result);
  78                         } else {
  79                                 // Invalid request!
  80                                 $ref = 0;
  81                         }
  82                 } // END - if
  83
  84                 // Also edit this 0 !
  85                 if (empty($ref)) $ref = 0;
  86
  87                 // Update session
  88                 set_session('refid', $ref);
  89
  90                 // We have an refid here. So we simply add it
  91                 $URL .= bigintval($ref);
  92
  93                 // Is the refid valid?
  94                 if ($ref > 0) {
  95                         // Update ref counter
  96                         SQL_QUERY_ESC("UPDATE `{!_MYSQL_PREFIX!}_user_data` SET ref_clicks=ref_clicks+1 WHERE userid=%s LIMIT 1",
  97                                 array(bigintval($ref)), __FILE__, __LINE__);
  98                 } // END - if
  99         } else {
 100                 // No refid and we add our refid (don't forget to set $def_refid!)
 101                 $URL = "index.php";
 102         }
 103
 104         // Load the URL
 105         LOAD_URL($URL);
 106 } else {
 107         // You have to install first!
 108         LOAD_URL("install.php");
 109 }
 110
 111 // Really all done here... ;-)
 112 ?>