inc/libs/rewrite_functions.php

   1 <?php
   2 /************************************************************************
   3  * MXChange v0.2.1                                    Start: 10/24/2004 *
   4  * ===============                              Last change: 11/14/2004 *
   5  *                                                                      *
   6  * -------------------------------------------------------------------- *
   7  * File              : rewrite_functions.php                            *
   8  * -------------------------------------------------------------------- *
   9  * Short description : Special functions for rewrite extension          *
  10  * -------------------------------------------------------------------- *
  11  * Kurzbeschreibung  : Spezielle Funktion fuer rewrite-Erweiterung      *
  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 //
  41 function REWRITE_LINKS($HTML)
  42 {
  43         global $_CONFIG;
  44
  45         // Skip rewriting for the admin area (which search engine may enter here???)
  46         if (ereg($GLOBALS['module'], $_CONFIG['rewrite_skip'])) return $HTML;
  47
  48         // Strip slashes with double-backslashes for the preg_replace() function
  49         $URL = str_replace("/", "\\/", URL);
  50
  51         // Generate target URL
  52         $target = URL."/cms/";
  53
  54         // Convert modules.php?module=...
  55         $test = preg_replace("/".$URL."\\/modules.php\\?module=/i", $target, $HTML);
  56
  57         if (eregi(SERVER_URL, $test))
  58         {
  59                 // Konvert URLs from my server
  60                 $URL = str_replace("/", "\\/", SERVER_URL);
  61                 $test = preg_replace("/".$URL."\\/modules.php\\?module=/i", SERVER_URL."/cms/", $test);
  62         }
  63
  64         // Strip slashes as above for the main URL
  65         $target2 = str_replace("/", "\\/", $target);
  66
  67         // Action variable
  68         $act = $target."\$1/act/";
  69
  70         // Convert &amp;|&action=...
  71         $test = preg_replace("/".$target2."(.*)&amp;action=/i", $act, $test);
  72
  73         // "The same procedure as last variable"... now for &amp;what=
  74         $wht = $target."\$1/wht/";
  75         $target2 = str_replace("/", "\\/", $target);
  76         $test = preg_replace("/".$target2."(.*)&amp;what=/i", $wht, $test);
  77
  78         if ((EXT_IS_ACTIVE("rallye")) && (eregi("rallye=", $test)))
  79         {
  80                 // Replace data when rallye extension is active
  81                 // Add more if you need more like these entries
  82                 $REPLACE = array("rallye", "activate", "auto", "notify", "sub");
  83                 foreach ($REPLACE as $var)
  84                 {
  85                         // This will replace "&amp;var=" to "/var/"
  86                         $test = preg_replace("/&amp;".$var."=/i", "/".$var."/", $test);
  87                 }
  88         }
  89
  90         // Simple from->to replacements
  91         $REPLACE = array(
  92                 'search'  => array("u_id", "url", "page", "offset", "mid", "bid", "sub", "home"),
  93                 'replace' => array("u"   , "url", "page", "offset", "m"  , "b"  , "s"  , "h")
  94         );
  95
  96         if ((EXT_IS_ACTIVE("admins")) && (eregi("admin=", $test)))
  97         {
  98                 // Replace &amp;admin= with "/aid/"
  99                 $REPLACE['search'][]  = "admin";
 100                 $REPLACE['replace'][] = "aid";
 101         }
 102
 103         // Replace all array elements through
 104         foreach ($REPLACE['search'] as $k => $v)
 105         {
 106                 if (eregi("$v=", $test))
 107                 {
 108                         // Replace &amp;u_id= with /u/
 109                         $test = preg_replace("/&amp;".$v."=/i", "/".$REPLACE['replace'][$k]."/", $test);
 110                 }
 111         }
 112
 113         // Repair missed &amp;what=??? entries
 114         while (preg_match("/&amp;what=(.*)\/(.*)\/(.*)/i", $test))
 115         {
 116                 $test = preg_replace("/&amp;what=(.*)\/(.*)\/(.*)/i", "/wht/\$1/\$2/\$3", $test);
 117         }
 118
 119         // Return rewritten code
 120         return $test;
 121 }
 122 //
 123 ?>