[Sommaire] [Imprimer]

   1  <?php
   2  //
   3  // +----------------------------------------------------------------------+
   4  // | PHP Version 4                                                        |
   5  // +----------------------------------------------------------------------+
   6  // | Copyright (c) 1997-2003 The PHP Group                                |
   7  // +----------------------------------------------------------------------+
   8  // | This source file is subject to version 2.02 of the PHP license,      |
   9  // | that is bundled with this package in the file LICENSE, and is        |
  10  // | available at through the world-wide-web at                           |
  11  // | http://www.php.net/license/2_02.txt.                                 |
  12  // | If you did not receive a copy of the PHP license and are unable to   |
  13  // | obtain it through the world-wide-web, please send a note to          |
  14  // | license@php.net so we can mail you a copy immediately.               |
  15  // +----------------------------------------------------------------------+
  16  // | Authors: Martin Jansen <mj@php.net>                                  |
  17  // +----------------------------------------------------------------------+
  18  //
  19  // $Id: Container.php,v 1.2 2005/09/04 19:10:19 eldy Exp $
  20  //
  21  
  22  define("AUTH_METHOD_NOT_SUPPORTED", -4);
  23  
  24  /**
  25   * Storage class for fetching login data
  26   *
  27   * @author   Martin Jansen <mj@php.net>
  28   * @package  Auth
  29   */
  30  class Auth_Container
  31  {
  32  
  33      /**
  34       * User that is currently selected from the storage container.
  35       *
  36       * @access public
  37       */
  38      var $activeUser = "";
  39  
  40      // {{{ Constructor
  41  
  42      /**
  43       * Constructor
  44       *
  45       * Has to be overwritten by each storage class
  46       *
  47       * @access public
  48       */
  49      function Auth_Container()
  50      {
  51      }
  52  
  53      // }}}
  54      // {{{ fetchData()
  55  
  56      /**
  57       * Fetch data from storage container
  58       *
  59       * Has to be overwritten by each storage class
  60       *
  61       * @access public
  62       */
  63      function fetchData() 
  64      {
  65      }
  66  
  67      // }}}
  68      // {{{ verifyPassword()
  69  
  70      /**
  71       * Crypt and verfiy the entered password
  72       *
  73       * @param  string Entered password
  74       * @param  string Password from the data container (usually this password
  75       *                is already encrypted.
  76       * @param  string Type of algorithm with which the password from
  77       *                the container has been crypted. (md5, crypt etc.)
  78       *                Defaults to "md5".
  79       * @return bool   True, if the passwords match
  80       */
  81      function verifyPassword($password1, $password2, $cryptType = "md5")
  82      {
  83          switch ($cryptType) {
  84          case "crypt" :
  85              return (($password2 == "**" . $password1) ||
  86                      (crypt($password1, $password2) == $password2)
  87                      );
  88              break;
  89  
  90          case "none" :
  91              return ($password1 == $password2);
  92              break;
  93  
  94          case "md5" :
  95              return (md5($password1) == $password2);
  96              break;
  97  
  98          default :
  99              if (function_exists($cryptType)) {
 100                  return ($cryptType($password1) == $password2);
 101              } else {
 102                  return false;
 103              }
 104              break;
 105          }
 106      }
 107  
 108      // }}}
 109      // {{{ listUsers()
 110  
 111      /**
 112       * List all users that are available from the storage container
 113       */
 114      function listUsers()
 115      {
 116          return AUTH_METHOD_NOT_SUPPORTED;
 117      }
 118  
 119      // }}}
 120      // {{{ addUser()
 121  
 122      /**
 123       * Add a new user to the storage container
 124       *
 125       * @param string Username
 126       * @param string Password
 127       * @param array  Additional information
 128       *
 129       * @return boolean
 130       */
 131      function addUser($username, $password, $additional=null)
 132      {
 133          return AUTH_METHOD_NOT_SUPPORTED;
 134      }
 135  
 136      // }}}
 137      // {{{ removeUser()
 138  
 139      /**
 140       * Remove user from the storage container
 141       *
 142       * @param string Username
 143       */
 144      function removeUser($username)
 145      {
 146          return AUTH_METHOD_NOT_SUPPORTED;
 147      }
 148  
 149      // }}}
 150  
 151  }
 152  ?>