13f9a3b48691528698b81342cea670b074b08462
[mailer.git] / 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 ?>