login/logout.php

   1 <?php // $Id$
   2 // Logs the user out and sends them to the home page
   3
   4     require_once("../config.php");
   5
   6     if (isset($USER) and isset($USER->id)) {
   7         add_to_log(SITEID, "user", "logout", "view.php?id=$USER->id&course=".SITEID, $USER->id, 0, $USER->id);
   8
   9         if ($USER->auth == 'cas' && !empty($CFG->cas_enabled)) {
  10             require($CFG->dirroot.'/auth/cas/logout.php');
  11         }
  12     }
  13
  14
  15     if (ini_get_bool("register_globals") and check_php_version("4.3.0")) {
  16         // This method is just to try to avoid silly warnings from PHP 4.3.0
  17         session_unregister("USER");
  18         session_unregister("SESSION");
  19     }
  20
  21     setcookie('MoodleSessionTest'.$CFG->sessioncookie, '', time() - 3600, '/');
  22     unset($_SESSION['USER']);
  23     unset($_SESSION['SESSION']);
  24
  25     unset($SESSION);
  26     unset($USER);
  27
  28     redirect("$CFG->wwwroot/");
  29
  30 ?>