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