include/webservices/manageurs.inc.php

   1 <?php
   2 /***************************************************************************
   3  *  Copyright (C) 2003-2007 Polytechnique.org                              *
   4  *  http://opensource.polytechnique.org/                                   *
   5  *                                                                         *
   6  *  This program is free software; you can redistribute it and/or modify   *
   7  *  it under the terms of the GNU General Public License as published by   *
   8  *  the Free Software Foundation; either version 2 of the License, or      *
   9  *  (at your option) any later version.                                    *
  10  *                                                                         *
  11  *  This program is distributed in the hope that it will be useful,        *
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of         *
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          *
  14  *  GNU General Public License for more details.                           *
  15  *                                                                         *
  16  *  You should have received a copy of the GNU General Public License      *
  17  *  along with this program; if not, write to the Free Software            *
  18  *  Foundation, Inc.,                                                      *
  19  *  59 Temple Place, Suite 330, Boston, MA  02111-1307  USA                *
  20  ***************************************************************************/
  21
  22
  23 $tripledes = '';
  24
  25
  26 function manageurs_encrypt_init($id_assoce){
  27   global $tripledes, $globals;
  28   $cipher_key = $globals->manageurs->manageurs_cipher_key;
  29   if(!$tripledes){
  30     if(empty($cipher_key)){
  31       return 1;
  32     }
  33     $tripledes = mcrypt_module_open('tripledes', '', 'ecb', '');
  34     $iv = mcrypt_create_iv (mcrypt_enc_get_iv_size($tripledes), MCRYPT_RAND);
  35     mcrypt_generic_init($tripledes, $cipher_key.$id_assoce, $iv);
  36     return 0;
  37   }
  38 }
  39
  40 function manageurs_encrypt_close(){
  41   global $tripledes;
  42   if($tripledes){
  43     mcrypt_generic_deinit($tripledes);
  44     mcrypt_module_close($tripledes);
  45     $tripledes = '';
  46   }
  47 }
  48
  49 function manageurs_encrypt($message){
  50   global $tripledes;
  51   return base64_encode(mcrypt_generic($tripledes, $message));
  52 }
  53
  54 function manageurs_decrypt($message){
  55   global $tripledes;
  56   return trim(mdecrypt_generic($tripledes, base64_decode($message)));
  57 }
  58
  59 function manageurs_encrypt_array($array){
  60   foreach($array as $key => $value){
  61     if(is_array($value)){
  62       $result[manageurs_encrypt($key)] = manageurs_encrypt_array($value);
  63     }
  64     else{
  65       $result[manageurs_encrypt($key)] = manageurs_encrypt($value);
  66     }
  67   }
  68   return $result;
  69 }
  70
  71 function manageurs_decrypt_array($array){
  72   foreach($array as $key => $value){
  73     if(is_array($value)){
  74       $result[manageurs_decrypt($key)] = manageurs_decrypt_array($value);
  75     }
  76     else{
  77       $result[manageurs_decrypt($key)] = manageurs_decrypt($value);
  78     }
  79   }
  80   return $result;
  81 }
  82
  83 ?>