auth/none/auth.php

   1 <?php
   2
   3 /**
   4  * @author Martin Dougiamas
   5  * @license http://www.gnu.org/copyleft/gpl.html GNU Public License
   6  * @package moodle multiauth
   7  *
   8  * Authentication Plugin: No Authentication
   9  *
  10  * No authentication at all. This method approves everything!
  11  *
  12  * 2006-08-31  File created.
  13  */
  14
  15 if (!defined('MOODLE_INTERNAL')) {
  16     die('Direct access to this script is forbidden.');    ///  It must be included from a Moodle page
  17 }
  18
  19 require_once($CFG->libdir.'/authlib.php');
  20
  21 /**
  22  * Plugin for no authentication.
  23  */
  24 class auth_plugin_none extends auth_plugin_base {
  25
  26     /**
  27      * Constructor.
  28      */
  29     function auth_plugin_none() {
  30         $this->authtype = 'none';
  31         $this->config = get_config('auth/none');
  32     }
  33
  34     /**
  35      * Returns true if the username and password work or don't exist and false
  36      * if the user exists and the password is wrong.
  37      *
  38      * @param string $username The username
  39      * @param string $password The password
  40      * @return bool Authentication success or failure.
  41      */
  42     function user_login ($username, $password) {
  43         global $CFG, $DB;
  44         if ($user = $DB->get_record('user', array('username'=>$username, 'mnethostid'=>$CFG->mnet_localhost_id))) {
  45             return validate_internal_user_password($user, $password);
  46         }
  47         return true;
  48     }
  49
  50     /**
  51      * Updates the user's password.
  52      *
  53      * called when the user password is updated.
  54      *
  55      * @param  object  $user        User table object
  56      * @param  string  $newpassword Plaintext password
  57      * @return boolean result
  58      *
  59      */
  60     function user_update_password($user, $newpassword) {
  61         $user = get_complete_user_data('id', $user->id);
  62         return update_internal_user_password($user, $newpassword);
  63     }
  64
  65     function prevent_local_passwords() {
  66         return false;
  67     }
  68
  69     /**
  70      * Returns true if this authentication plugin is 'internal'.
  71      *
  72      * @return bool
  73      */
  74     function is_internal() {
  75         return true;
  76     }
  77
  78     /**
  79      * Returns true if this authentication plugin can change the user's
  80      * password.
  81      *
  82      * @return bool
  83      */
  84     function can_change_password() {
  85         return true;
  86     }
  87
  88     /**
  89      * Returns the URL for changing the user's pw, or empty if the default can
  90      * be used.
  91      *
  92      * @return moodle_url
  93      */
  94     function change_password_url() {
  95         return null;
  96     }
  97
  98     /**
  99      * Returns true if plugin allows resetting of internal password.
 100      *
 101      * @return bool
 102      */
 103     function can_reset_password() {
 104         return true;
 105     }
 106
 107     /**
 108      * Prints a form for configuring this authentication plugin.
 109      *
 110      * This function is called from admin/auth.php, and outputs a full page with
 111      * a form for configuring this plugin.
 112      *
 113      * @param array $page An object containing all the data for this page.
 114      */
 115     function config_form($config, $err, $user_fields) {
 116         include "config.html";
 117     }
 118
 119     /**
 120      * Processes and stores configuration data for this authentication plugin.
 121      */
 122     function process_config($config) {
 123         return true;
 124     }
 125
 126 }
 127
 128