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   1  <?PHP // $Id: change_password.php,v 1.62.2.2 2008/07/06 17:55:57 skodak Exp $
   2  
   3      require_once ('../config.php');
   4      require_once ('change_password_form.php');
   5  
   6      $id = optional_param('id', SITEID, PARAM_INT); // current course
   7  
   8      $strparticipants = get_string('participants');
   9  
  10      //HTTPS is potentially required in this page
  11      httpsrequired();
  12  
  13      $systemcontext = get_context_instance(CONTEXT_SYSTEM);
  14  
  15      if (!$course = get_record('course', 'id', $id)) {
  16          error('No such course!');
  17      }
  18  
  19      // require proper login; guest user can not change password
  20      if (empty($USER->id) or isguestuser()) {
  21          if (empty($SESSION->wantsurl)) {
  22              $SESSION->wantsurl = $CFG->httpswwwroot.'/login/change_password.php';
  23          }
  24          redirect($CFG->httpswwwroot.'/login/index.php');
  25      }
  26  
  27      // do not require change own password cap if change forced
  28      if (!get_user_preferences('auth_forcepasswordchange', false)) {
  29          require_capability('moodle/user:changeownpassword', $systemcontext);
  30      }
  31  
  32      // do not allow "Logged in as" users to change any passwords
  33      if (!empty($USER->realuser)) {
  34          error('Can not use this script when "Logged in as"!');
  35      }
  36  
  37      if (is_mnet_remote_user($USER)) {
  38          $message = get_string('usercannotchangepassword', 'mnet');
  39          if ($idprovider = get_record('mnet_host', 'id', $USER->mnethostid)) {
  40              $message .= get_string('userchangepasswordlink', 'mnet', $idprovider);
  41          }
  42          error($message);
  43      }
  44  
  45      // load the appropriate auth plugin
  46      $userauth = get_auth_plugin($USER->auth);
  47  
  48      if (!$userauth->can_change_password()) {
  49          print_error('nopasswordchange', 'auth');
  50      }
  51  
  52      if ($changeurl = $userauth->change_password_url()) {
  53          // this internal scrip not used
  54          redirect($changeurl);
  55      }
  56  
  57      $mform = new login_change_password_form();
  58      $mform->set_data(array('id'=>$course->id));
  59  
  60      $navlinks = array();
  61      $navlinks[] = array('name' => $strparticipants, 'link' => "$CFG->wwwroot/user/index.php?id=$course->id", 'type' => 'misc');
  62  
  63      if ($mform->is_cancelled()) {
  64          redirect($CFG->wwwroot.'/user/view.php?id='.$USER->id.'&amp;course='.$course->id);
  65      } else if ($data = $mform->get_data()) {
  66  
  67          if (!$userauth->user_update_password(addslashes_recursive($USER), $data->newpassword1)) {
  68              print_error('errorpasswordupdate', 'auth');
  69          }
  70  
  71          // register success changing password
  72          unset_user_preference('auth_forcepasswordchange', $USER->id);
  73  
  74          $strpasswordchanged = get_string('passwordchanged');
  75  
  76          add_to_log($course->id, 'user', 'change password', "view.php?id=$USER->id&amp;course=$course->id", "$USER->id");
  77  
  78          $fullname = fullname($USER, true);
  79  
  80          $navlinks[] = array('name' => $fullname,
  81                              'link' => "$CFG->wwwroot/user/view.php?id=$USER->id&amp;course=$course->id",
  82                              'type' => 'misc');
  83          $navlinks[] = array('name' => $strpasswordchanged, 'link' => null, 'type' => 'misc');
  84          $navigation = build_navigation($navlinks);
  85  
  86          print_header($strpasswordchanged, $strpasswordchanged, $navigation);
  87  
  88          if (empty($SESSION->wantsurl) or $SESSION->wantsurl == $CFG->httpswwwroot.'/login/change_password.php') {
  89              $returnto = "$CFG->wwwroot/user/view.php?id=$USER->id&amp;course=$id";
  90          } else {
  91              $returnto = $SESSION->wantsurl;
  92          }
  93  
  94          notice($strpasswordchanged, $returnto);
  95  
  96          print_footer();
  97          exit;
  98      }
  99  
 100  
 101      $strchangepassword = get_string('changepassword');
 102  
 103      $fullname = fullname($USER, true);
 104  
 105      $navlinks[] = array('name' => $fullname, 'link' => "$CFG->wwwroot/user/view.php?id=$USER->id&amp;course=$course->id", 'type' => 'misc');
 106      $navlinks[] = array('name' => $strchangepassword, 'link' => null, 'type' => 'misc');
 107      $navigation = build_navigation($navlinks);
 108  
 109      print_header($strchangepassword, $strchangepassword, $navigation);
 110      if (get_user_preferences('auth_forcepasswordchange')) {
 111          notify(get_string('forcepasswordchangenotice'));
 112      }
 113      $mform->display();
 114      print_footer();
 115  
 116  ?>