login/change_password.php

   1 <?php
   2
   3 // This file is part of Moodle - http://moodle.org/
   4 //
   5 // Moodle 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 3 of the License, or
   8 // (at your option) any later version.
   9 //
  10 // Moodle 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 Moodle.  If not, see <http://www.gnu.org/licenses/>.
  17
  18 /**
  19  * Change password page.
  20  *
  21  * @package    core
  22  * @subpackage auth
  23  * @copyright  1999 onwards Martin Dougiamas  http://dougiamas.com
  24  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  25  */
  26
  27 require('../config.php');
  28 require_once('change_password_form.php');
  29
  30 $id     = optional_param('id', SITEID, PARAM_INT); // current course
  31 $return = optional_param('return', 0, PARAM_BOOL); // redirect after password change
  32
  33 //HTTPS is required in this page when $CFG->loginhttps enabled
  34 $PAGE->https_required();
  35
  36 $PAGE->set_url('/login/change_password.php', array('id'=>$id));
  37
  38 $PAGE->set_context(get_context_instance(CONTEXT_SYSTEM));
  39
  40 if ($return) {
  41     // this redirect prevents security warning because https can not POST to http pages
  42     if (empty($SESSION->wantsurl)
  43             or stripos(str_replace('https://', 'http://', $SESSION->wantsurl), str_replace('https://', 'http://', $CFG->wwwroot.'/login/change_password.php') === 0)) {
  44         $returnto = "$CFG->wwwroot/user/view.php?id=$USER->id&course=$id";
  45     } else {
  46         $returnto = $SESSION->wantsurl;
  47     }
  48     unset($SESSION->wantsurl);
  49
  50     redirect($returnto);
  51 }
  52
  53 $strparticipants = get_string('participants');
  54
  55 $systemcontext = get_context_instance(CONTEXT_SYSTEM);
  56
  57 if (!$course = $DB->get_record('course', array('id'=>$id))) {
  58     print_error('invalidcourseid');
  59 }
  60
  61 // require proper login; guest user can not change password
  62 if (!isloggedin() or isguestuser()) {
  63     if (empty($SESSION->wantsurl)) {
  64         $SESSION->wantsurl = $CFG->httpswwwroot.'/login/change_password.php';
  65     }
  66     redirect(get_login_url());
  67 }
  68
  69 // do not require change own password cap if change forced
  70 if (!get_user_preferences('auth_forcepasswordchange', false)) {
  71     require_capability('moodle/user:changeownpassword', $systemcontext);
  72 }
  73
  74 // do not allow "Logged in as" users to change any passwords
  75 if (session_is_loggedinas()) {
  76     print_error('cannotcallscript');
  77 }
  78
  79 if (is_mnet_remote_user($USER)) {
  80     $message = get_string('usercannotchangepassword', 'mnet');
  81     if ($idprovider = $DB->get_record('mnet_host', array('id'=>$USER->mnethostid))) {
  82         $message .= get_string('userchangepasswordlink', 'mnet', $idprovider);
  83     }
  84     print_error('userchangepasswordlink', 'mnet', '', $message);
  85 }
  86
  87 // load the appropriate auth plugin
  88 $userauth = get_auth_plugin($USER->auth);
  89
  90 if (!$userauth->can_change_password()) {
  91     print_error('nopasswordchange', 'auth');
  92 }
  93
  94 if ($changeurl = $userauth->change_password_url()) {
  95     // this internal scrip not used
  96     redirect($changeurl);
  97 }
  98
  99 $mform = new login_change_password_form();
 100 $mform->set_data(array('id'=>$course->id));
 101
 102 $navlinks = array();
 103 $navlinks[] = array('name' => $strparticipants, 'link' => "$CFG->wwwroot/user/index.php?id=$course->id", 'type' => 'misc');
 104
 105 if ($mform->is_cancelled()) {
 106     redirect($CFG->wwwroot.'/user/view.php?id='.$USER->id.'&amp;course='.$course->id);
 107 } else if ($data = $mform->get_data()) {
 108
 109     if (!$userauth->user_update_password($USER, $data->newpassword1)) {
 110         print_error('errorpasswordupdate', 'auth');
 111     }
 112
 113     // register success changing password
 114     unset_user_preference('auth_forcepasswordchange', $USER);
 115     unset_user_preference('create_password', $USER);
 116
 117     $strpasswordchanged = get_string('passwordchanged');
 118
 119     add_to_log($course->id, 'user', 'change password', "view.php?id=$USER->id&amp;course=$course->id", "$USER->id");
 120
 121     $fullname = fullname($USER, true);
 122
 123     $PAGE->navbar->add($fullname, new moodle_url('/user/view.php', array('id'=>$USER->id, 'course'=>$course->id)));
 124     $PAGE->navbar->add($strpasswordchanged);
 125     $PAGE->set_title($strpasswordchanged);
 126     $PAGE->set_heading($COURSE->fullname);
 127     echo $OUTPUT->header();
 128
 129     notice($strpasswordchanged, new moodle_url($PAGE->url, array('return'=>1)));
 130
 131     echo $OUTPUT->footer();
 132     exit;
 133 }
 134
 135 // make sure we really are on the https page when https login required
 136 $PAGE->verify_https_required();
 137
 138 $strchangepassword = get_string('changepassword');
 139
 140 $fullname = fullname($USER, true);
 141
 142 $PAGE->navbar->add($fullname, new moodle_url('/user/view.php', array('id'=>$USER->id, 'course'=>$course->id)));
 143 $PAGE->navbar->add($strchangepassword);
 144 $PAGE->set_title($strchangepassword);
 145 $PAGE->set_heading($COURSE->fullname);
 146 echo $OUTPUT->header();
 147
 148 if (get_user_preferences('auth_forcepasswordchange')) {
 149     echo $OUTPUT->notification(get_string('forcepasswordchangenotice'));
 150 }
 151 $mform->display();
 152 echo $OUTPUT->footer();