22e14f9b07aadc8b27b5c7b412428c858f723dc7
[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 (ereg(basename(__FILE__), $_SERVER['PHP_SELF']))
36 {
37         $INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
38         require($INC);
39 }
40
41 //
42 function REWRITE_LINKS($HTML)
43 {
44         global $_CONFIG;
45
46         // Skip rewriting for the admin area (which search engine may enter here???)
47         if (ereg($GLOBALS['module'], $_CONFIG['rewrite_skip'])) return $HTML;
48
49         // Strip slashes with double-backslashes for the preg_replace() function
50         $URL = str_replace("/", "\\/", URL);
51
52         // Generate target URL
53         $target = URL."/cms/";
54
55         // Convert modules.php?module=...
56         $test = preg_replace("/".$URL."\\/modules.php\\?module=/i", $target, $HTML);
57
58         if (eregi(SERVER_URL, $test))
59         {
60                 // Konvert URLs from my server
61                 $URL = str_replace("/", "\\/", SERVER_URL);
62                 $test = preg_replace("/".$URL."\\/modules.php\\?module=/i", SERVER_URL."/cms/", $test);
63         }
64
65         // Strip slashes as above for the main URL
66         $target2 = str_replace("/", "\\/", $target);
67
68         // Action variable
69         $act = $target."\$1/act/";
70
71         // Convert &amp;|&action=...
72         $test = preg_replace("/".$target2."(.*)&amp;action=/i", $act, $test);
73
74         // "The same procedure as last variable"... now for &amp;what=
75         $wht = $target."\$1/wht/";
76         $target2 = str_replace("/", "\\/", $target);
77         $test = preg_replace("/".$target2."(.*)&amp;what=/i", $wht, $test);
78
79         if ((EXT_IS_ACTIVE("rallye")) && (eregi("rallye=", $test)))
80         {
81                 // Replace data when rallye extension is active
82                 // Add more if you need more like these entries
83                 $REPLACE = array("rallye", "activate", "auto", "notify", "sub");
84                 foreach ($REPLACE as $var)
85                 {
86                         // This will replace "&amp;var=" to "/var/"
87                         $test = preg_replace("/&amp;".$var."=/i", "/".$var."/", $test);
88                 }
89         }
90
91         // Simple from->to replacements
92         $REPLACE = array(
93                 'search'  => array("u_id", "url", "page", "offset", "mid", "bid", "sub", "home"),
94                 'replace' => array("u"   , "url", "page", "offset", "m"  , "b"  , "s"  , "h")
95         );
96
97         if ((EXT_IS_ACTIVE("admins")) && (eregi("admin=", $test)))
98         {
99                 // Replace &amp;admin= with "/aid/"
100                 $REPLACE['search'][]  = "admin";
101                 $REPLACE['replace'][] = "aid";
102         }
103
104         // Replace all array elements through
105         foreach ($REPLACE['search'] as $k => $v)
106         {
107                 if (eregi("$v=", $test))
108                 {
109                         // Replace &amp;u_id= with /u/
110                         $test = preg_replace("/&amp;".$v."=/i", "/".$REPLACE['replace'][$k]."/", $test);
111                 }
112         }
113
114         // Repair missed &amp;what=??? entries
115         while (preg_match("/&amp;what=(.*)\/(.*)\/(.*)/i", $test))
116         {
117                 $test = preg_replace("/&amp;what=(.*)\/(.*)\/(.*)/i", "/wht/\$1/\$2/\$3", $test);
118         }
119
120         // Return rewritten code
121         return $test;
122 }
123 //
124 ?>