admin/user/user_bulk_forcepasswordchange.php

   1 <?php
   2 /**
   3 * script for bulk user force password change
   4 */
   5
   6 require_once('../../config.php');
   7 require_once('lib.php');
   8 require_once($CFG->libdir.'/adminlib.php');
   9
  10 $confirm = optional_param('confirm', 0, PARAM_BOOL);
  11
  12 require_login();
  13 admin_externalpage_setup('userbulk');
  14 require_capability('moodle/user:update', context_system::instance());
  15
  16 $return = $CFG->wwwroot.'/'.$CFG->admin.'/user/user_bulk.php';
  17
  18 if (empty($SESSION->bulk_users)) {
  19     redirect($return);
  20 }
  21
  22 echo $OUTPUT->header();
  23
  24 if ($confirm and confirm_sesskey()) {
  25     // only force password change if user may actually change the password
  26     $authsavailable = get_enabled_auth_plugins();
  27     $changeable = array();
  28
  29     foreach($authsavailable as $authplugin) {
  30         if (!$auth = get_auth_plugin($authplugin)) {
  31             continue;
  32         }
  33         if ($auth->is_internal() and $auth->can_change_password()) {
  34             $changeable[$authplugin] = true;
  35         }
  36     }
  37
  38     $parts = array_chunk($SESSION->bulk_users, 300);
  39     foreach ($parts as $users) {
  40         list($in, $params) = $DB->get_in_or_equal($users);
  41         $rs = $DB->get_recordset_select('user', "id $in", $params);
  42         foreach ($rs as $user) {
  43             if (!empty($changeable[$user->auth])) {
  44                 set_user_preference('auth_forcepasswordchange', 1, $user->id);
  45                 unset($SESSION->bulk_users[$user->id]);
  46             } else {
  47                 echo $OUTPUT->notification(get_string('forcepasswordchangenot', '', fullname($user, true)));
  48             }
  49         }
  50         $rs->close();
  51     }
  52     echo $OUTPUT->notification(get_string('changessaved'), 'notifysuccess');
  53     echo $OUTPUT->continue_button($return);
  54
  55 } else {
  56     list($in, $params) = $DB->get_in_or_equal($SESSION->bulk_users);
  57     $userlist = $DB->get_records_select_menu('user', "id $in", $params, 'fullname', 'id,'.$DB->sql_fullname().' AS fullname', 0, MAX_BULK_USERS);
  58     $usernames = implode(', ', $userlist);
  59     if (count($SESSION->bulk_users) > MAX_BULK_USERS) {
  60         $usernames .= ', ...';
  61     }
  62     echo $OUTPUT->heading(get_string('confirmation', 'admin'));
  63     $formcontinue = new single_button(new moodle_url('/admin/user/user_bulk_forcepasswordchange.php', array('confirm' => 1)), get_string('yes'));
  64     $formcancel = new single_button(new moodle_url('/admin/user/user_bulk.php'), get_string('no'), 'get');
  65     echo $OUTPUT->confirm(get_string('forcepasswordchangecheckfull', '', $usernames), $formcontinue, $formcancel);
  66 }
  67
  68 echo $OUTPUT->footer();