classes/kohana/auth/file.php

   1 <?php defined('SYSPATH') or die('No direct access allowed.');
   2 /**
   3  * File Auth driver.
   4  * [!!] this Auth driver does not support roles nor autologin.
   5  *
   6  * @package    Kohana/Auth
   7  * @author     Kohana Team
   8  * @copyright  (c) 2007-2010 Kohana Team
   9  * @license    http://kohanaframework.org/license
  10  */
  11 class Kohana_Auth_File extends Auth {
  12
  13         // User list
  14         protected $_users;
  15
  16         /**
  17          * Constructor loads the user list into the class.
  18          */
  19         public function __construct($config = array())
  20         {
  21                 parent::__construct($config);
  22
  23                 // Load user list
  24                 $this->_users = Arr::get($config, 'users', array());
  25         }
  26
  27         /**
  28          * Logs a user in.
  29          *
  30          * @param   string   username
  31          * @param   string   password
  32          * @param   boolean  enable autologin (not supported)
  33          * @return  boolean
  34          */
  35         protected function _login($username, $password, $remember)
  36         {
  37                 if (is_string($password))
  38                 {
  39                         // Create a hashed password
  40                         $password = $this->hash($password);
  41                 }
  42
  43                 if (isset($this->_users[$username]) AND $this->_users[$username] === $password)
  44                 {
  45                         // Complete the login
  46                         return $this->complete_login($username);
  47                 }
  48
  49                 // Login failed
  50                 return FALSE;
  51         }
  52
  53         /**
  54          * Forces a user to be logged in, without specifying a password.
  55          *
  56          * @param   mixed    username
  57          * @return  boolean
  58          */
  59         public function force_login($username)
  60         {
  61                 // Complete the login
  62                 return $this->complete_login($username);
  63         }
  64
  65         /**
  66          * Get the stored password for a username.
  67          *
  68          * @param   mixed   username
  69          * @return  string
  70          */
  71         public function password($username)
  72         {
  73                 return Arr::get($this->_users, $username, FALSE);
  74         }
  75
  76         /**
  77          * Compare password with original (plain text). Works for current (logged in) user
  78          *
  79          * @param   string  $password
  80          * @return  boolean
  81          */
  82         public function check_password($password)
  83         {
  84                 $username = $this->get_user();
  85
  86                 if ($username === FALSE)
  87                 {
  88                         return FALSE;
  89                 }
  90
  91                 return ($password === $this->password($username));
  92         }
  93
  94 } // End Auth File