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   1  <?php
   2  // $Id: authfactory.php 845 2007-07-04 14:09:28Z malanciault $

   3  // authfactory.php - Authentification class factory

   4  //  ------------------------------------------------------------------------ //

   5  //                XOOPS - PHP Content Management System                      //

   6  //                    Copyright (c) 2000 XOOPS.org                           //

   7  //                       <http://www.xoops.org/>                             //

   8  //  ------------------------------------------------------------------------ //

   9  //  This program is free software; you can redistribute it and/or modify     //

  10  //  it under the terms of the GNU General Public License as published by     //

  11  //  the Free Software Foundation; either version 2 of the License, or        //

  12  //  (at your option) any later version.                                      //

  13  //                                                                           //

  14  //  You may not change or alter any portion of this comment or credits       //

  15  //  of supporting developers from this source code or any supporting         //

  16  //  source code which is considered copyrighted (c) material of the          //

  17  //  original comment or credit authors.                                      //

  18  //                                                                           //

  19  //  This program is distributed in the hope that it will be useful,          //

  20  //  but WITHOUT ANY WARRANTY; without even the implied warranty of           //

  21  //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the            //

  22  //  GNU General Public License for more details.                             //

  23  //                                                                           //

  24  //  You should have received a copy of the GNU General Public License        //

  25  //  along with this program; if not, write to the Free Software              //

  26  //  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA //

  27  //  ------------------------------------------------------------------------ //

  28  /**

  29   * @package     kernel

  30   * @subpackage  auth

  31   * @description    Authentification class factory

  32   * @author        Pierre-Eric MENUET    <pemphp@free.fr>

  33   * @copyright    copyright (c) 2000-2005 XOOPS.org

  34   */
  35  class XoopsAuthFactory
  36  {
  37  
  38      /**

  39       * Get a reference to the only instance of authentication class

  40       * 

  41       * if the class has not been instantiated yet, this will also take 

  42       * care of that

  43       * 

  44       * @static

  45       * @return      object  Reference to the only instance of authentication class

  46       */
  47      function &getAuthConnection($uname)
  48      {
  49          static $auth_instance;        
  50          if (!isset($auth_instance)) {
  51              $config_handler =& xoops_gethandler('config');    
  52              $authConfig =& $config_handler->getConfigsByCat(XOOPS_CONF_AUTH);            
  53              require_once XOOPS_ROOT_PATH.'/class/auth/auth.php';
  54              if (empty($authConfig['auth_method'])) { // If there is a config error, we use xoops
  55                  $xoops_auth_method = 'xoops';
  56              } else {
  57                  $xoops_auth_method = $authConfig['auth_method'];
  58              }
  59              // Verify if uname allow to bypass LDAP auth 

  60              if (in_array($uname, $authConfig['ldap_users_bypass'])) $xoops_auth_method = 'xoops';
  61              $file = XOOPS_ROOT_PATH . '/class/auth/auth_' . $xoops_auth_method . '.php';            
  62              require_once $file;
  63              $class = 'XoopsAuth' . ucfirst($xoops_auth_method);
  64              switch ($xoops_auth_method) {
  65                  case 'xoops' :
  66                      $dao =& $GLOBALS['xoopsDB'];
  67                      break;
  68                  case 'ldap'  : 
  69                      $dao = null;
  70                      break;
  71                  case 'ads'  : 
  72                      $dao = null;
  73                      break;
  74  
  75              }
  76              $auth_instance = new $class($dao);
  77          }
  78          return $auth_instance;
  79      }
  80  
  81  }
  82  
  83  ?>