htdocs/javascript/do_challenge_response_logged.js

   1 /***************************************************************************
   2  *  Copyright (C) 2003-2006 Polytechnique.org                              *
   3  *  http://opensource.polytechnique.org/                                   *
   4  *                                                                         *
   5  *  This program is free software; you can redistribute it and/or modify   *
   6  *  it under the terms of the GNU General Public License as published by   *
   7  *  the Free Software Foundation; either version 2 of the License, or      *
   8  *  (at your option) any later version.                                    *
   9  *                                                                         *
  10  *  This program is distributed in the hope that it will be useful,        *
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of         *
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          *
  13  *  GNU General Public License for more details.                           *
  14  *                                                                         *
  15  *  You should have received a copy of the GNU General Public License      *
  16  *  along with this program; if not, write to the Free Software            *
  17  *  Foundation, Inc.,                                                      *
  18  *  59 Temple Place, Suite 330, Boston, MA  02111-1307  USA                *
  19  ***************************************************************************/
  20
  21 document.write('<script language="javascript" src="javascript/secure_hash.js"></script>');
  22
  23 function readCookie(name)
  24 {
  25     var nameEQ = name + "=";
  26     var ca = document.cookie.split(';');
  27     for(var i=0;i < ca.length;i++)
  28     {
  29         var c = ca[i];
  30         while (c.charAt(0)==' ') c = c.substring(1,c.length);
  31         if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  32     }
  33     return null;
  34 }
  35
  36
  37 function doChallengeResponse() {
  38     var new_pass = hash_encrypt(document.forms.login.password.value);
  39     var old_pass = MD5(document.forms.login.password.value);
  40
  41     str = readCookie('ORGuid') + ":" +
  42         hash_encrypt(document.forms.login.password.value) + ":" +
  43         document.forms.loginsub.challenge.value;
  44
  45     document.forms.loginsub.response.value = hash_encrypt(str);
  46     document.forms.loginsub.xorpass.value = hash_xor(new_pass, old_pass);
  47     document.forms.loginsub.remember.value = document.forms.login.remember.checked;
  48     document.forms.login.password.value = "";
  49     document.forms.loginsub.submit();
  50 }