inc/gen_sql_patches.php

   1 <?php
   2 /************************************************************************
   3  * MXChange v0.2.1                                    Start: 10/08/2005 *
   4  * ===============                              Last change: 01/01/2006 *
   5  *                                                                      *
   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  * -------------------------------------------------------------------- *
  13  * $Revision::                                                        $ *
  14  * $Date::                                                            $ *
  15  * $Tag:: 0.2.1-FINAL                                                 $ *
  16  * $Author::                                                          $ *
  17  * Needs to be in all Files and every File needs "svn propset           *
  18  * svn:keywords Date Revision" (autoprobset!) at least!!!!!!            *
  19  * -------------------------------------------------------------------- *
  20  * Copyright (c) 2003 - 2008 by Roland Haeder                           *
  21  * For more information visit: http://www.mxchange.org                  *
  22  *                                                                      *
  23  * This program is free software; you can redistribute it and/or modify *
  24  * it under the terms of the GNU General Public License as published by *
  25  * the Free Software Foundation; either version 2 of the License, or    *
  26  * (at your option) any later version.                                  *
  27  *                                                                      *
  28  * This program is distributed in the hope that it will be useful,      *
  29  * but WITHOUT ANY WARRANTY; without even the implied warranty of       *
  30  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
  31  * GNU General Public License for more details.                         *
  32  *                                                                      *
  33  * You should have received a copy of the GNU General Public License    *
  34  * along with this program; if not, write to the Free Software          *
  35  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,               *
  36  * MA  02110-1301  USA                                                  *
  37  ************************************************************************/
  38
  39 // Some security stuff...
  40 if (ereg(basename(__FILE__), $_SERVER['PHP_SELF'])) {
  41         $INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), '/inc') + 4) . '/security.php';
  42         require($INC);
  43 }
  44
  45 // Check for version of sql_patches
  46 if (GET_EXT_VERSION('sql_patches') < '0.3.6') return false;
  47
  48 // Check if there is no scrambling string
  49 if (getConfig('pass_scramble') == '') {
  50         // Generate 40 chars long scramble string
  51         $scrambleString = genScrambleString(40);
  52
  53         // ... and store it there for future usage
  54         updateConfiguration('pass_scramble', $scrambleString);
  55
  56         // Remove dummy string
  57         unset($scrambleString);
  58 } // END - if
  59
  60 // Check if there is no master salt string
  61 if (getConfig('master_salt') == '') {
  62         // Generate the master salt which is the first chars minus 40 chars of this random hash
  63         // We do an extra scrambling here...
  64         $masterSalt = scrambleString(sha1(generatePassword(mt_rand(128, 256))));
  65
  66         // ... and store it there for future usage
  67         updateConfiguration('master_salt', $masterSalt);
  68
  69         // Remove dummy string
  70         unset($masterSalt);
  71 } // END - if
  72
  73 if (getConfig('file_hash') == '') {
  74         // Create filename from hashed random string
  75         $fileHash = sha1(generatePassword(mt_rand(128, 256)));
  76         $FQFN = sprintf("%sinc/.secret/.%s",
  77                 getConfig('PATH'),
  78                 $fileHash
  79         );
  80
  81         // Count of chars to be taken from back of the string
  82         $nums = mt_rand(40, 45);
  83
  84         // Generate secret key from a randomized string
  85         $secretKey = substr(sha1(generatePassword(mt_rand(128, 256))), -$nums);
  86
  87         // File hash was never created
  88         writeToFile($FQFN, $secretKey);
  89
  90         // Is the file there?
  91         if (isFileReadable($FQFN)) {
  92                 //* DEBUG: */ removeFile($FQFN);
  93                 //* DEBUG: */ $test = hexdec(getSession('u_hash')) / hexdec($secretKey);
  94                 //* DEBUG: */ $test = generateHash(str_replace('.', '', $test));
  95                 //* DEBUG: */ die("Secret-Key: ".$secretKey."<br />Cookie: ".getSession('u_hash')."<br />Test: ".$test);
  96
  97                 // Write $fileHash to database
  98                 updateConfiguration('file_hash', $fileHash);
  99
 100                 // Generate FQFN for .htaccess file
 101                 $FQFN = sprintf("%sinc/.secret/.htaccess",
 102                         getConfig('PATH')
 103                 );
 104
 105                 // Is the .htaccess file there?
 106                 if (!isFileReadable($FQFN)) {
 107                         // Also create .htaccess file
 108                         writeToFile($FQFN, "Deny from all\n");
 109                 } // END - if
 110
 111                 // Also update configuration
 112                 setConfigEntry('secret_key', $secretKey);
 113
 114                 // Remove variables
 115                 unset($secretKey);
 116                 unset($fileHash);
 117         } // END - if
 118 } // END - if
 119
 120 //
 121 ?>