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