2 /************************************************************************
3 * MXChange v0.2.1 Start: 10/08/2005 *
4 * =============== Last change: 01/01/2006 *
6 * -------------------------------------------------------------------- *
7 * File : gen_sql_patches.php *
8 * -------------------------------------------------------------------- *
9 * Short description : Patch password system after upgrading *
10 * -------------------------------------------------------------------- *
11 * Kurzbeschreibung : Patcht das Passwort-System nach DB-Update *
12 * -------------------------------------------------------------------- *
14 * -------------------------------------------------------------------- *
15 * Copyright (c) 2003 - 2008 by Roland Haeder *
16 * For more information visit: http://www.mxchange.org *
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. *
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. *
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, *
32 ************************************************************************/
34 // Some security stuff...
35 if (ereg(basename(__FILE__), $_SERVER['PHP_SELF'])) {
36 $INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
40 // Check for version of sql_patches
41 if (GET_EXT_VERSION("sql_patches") < "0.3.6") return false;
43 // Check if there is no scrambling string
44 if (getConfig('pass_scramble') == "") {
45 // Generate 40 chars long scramble string
46 $scrambleString = genScrambleString(40);
48 // ... and store it there for future usage
49 SQL_QUERY_ESC("UPDATE `{!MYSQL_PREFIX!}_config` SET pass_scramble='%s' WHERE config=0 LIMIT 1",
50 array($scrambleString), __FILE__, __LINE__);
52 // Also remember it in config
53 $_CONFIG['pass_scramble'] = $scrambleString;
54 unset($scrambleString);
57 // Check if there is no master salt string
58 if (getConfig('master_salt') == "") {
59 // Generate the master salt which is the first chars minus 40 chars of this random hash
60 // We do an extra scrambling here...
61 $masterSalt = scrambleString(substr(sha1(GEN_PASS(mt_rand(128, 256))), 0, -40));
63 // ... and store it there for future usage
64 SQL_QUERY_ESC("UPDATE `{!MYSQL_PREFIX!}_config` SET master_salt='%s' WHERE config=0 LIMIT 1",
65 array($masterSalt), __FILE__, __LINE__);
67 // Also remember it in config
68 $_CONFIG['master_salt'] = $masterSalt;
72 if (getConfig('file_hash') == "") {
73 // Create filename from hashed random string
74 $file_hash = sha1(GEN_PASS(mt_rand(128, 256)));
75 $file = PATH."inc/.secret/.".$file_hash;
77 // Count of chars to be taken from back of the string
78 $nums = mt_rand(40, 45);
80 // Generate secret key from a randomized string
81 $secretKey = substr(sha1(GEN_PASS(mt_rand(128, 256))), -$nums);
83 // File hash was never created
84 WRITE_FILE($file, $secretKey);
87 if (FILE_READABLE($file)) {
88 //* DEBUG: */ unlink($file);
89 //* DEBUG: */ $test = hexdec(get_session('u_hash')) / hexdec($secretKey);
90 //* DEBUG: */ $test = generateHash(str_replace('.', "", $test));
91 //* DEBUG: */ die("Secret-Key: ".$secretKey."<br />Cookie: ".get_session('u_hash')."<br />Test: ".$test);
93 // Write $file_hash to database
94 SQL_QUERY_ESC("UPDATE `{!MYSQL_PREFIX!}_config` SET file_hash='%s' WHERE config=0 LIMIT 1",
95 array($file_hash), __FILE__, __LINE__);
97 // Generate FQFN for .htaccess file
98 $FQFN = PATH."inc/.secret/.htaccess";
100 // Is the .htaccess file there?
101 if (!FILE_READABLE($FQFN)) {
102 // Also create .htaccess file
103 WRITE_FILE($FQFN, "Deny from all\n");
106 // Also update configuration
107 $_CONFIG['secret_key'] = $secretKey; unset($secretKey);
108 $_CONFIG['file_hash'] = $file_hash; unset($file_hash);