egroupware/logout.php

113 lines
3.3 KiB
PHP
Executable File

<?php
/**************************************************************************\
* eGroupWare *
* http://www.egroupware.org *
* Written by Joseph Engo <jengo@phpgroupware.org> *
* -------------------------------------------- *
* This program is free software; you can redistribute it and/or modify it *
* under the terms of the GNU General Public License as published by the *
* Free Software Foundation; either version 2 of the License, or (at your *
* option) any later version. *
\**************************************************************************/
/* $Id$ */
$GLOBALS['egw_info'] = array(
'flags' => array(
'disable_Template_class' => True,
'currentapp' => 'logout',
'noheader' => True,
'nofooter' => True,
'nonavbar' => True
)
);
include('./header.inc.php');
$GLOBALS['sessionid'] = get_var('sessionid',array('GET','COOKIE'));
$GLOBALS['kp3'] = get_var('kp3',array('GET','COOKIE'));
$verified = $GLOBALS['egw']->session->verify();
if(!$redirectTarget = $GLOBALS['egw']->session->appsession('referer', 'login'))
{
$redirectTarget = $GLOBALS['egw_info']['server']['webserver_url'].'/login.php?cd=1&domain='.$GLOBALS['egw_info']['user']['domain'];
}
if($verified)
{
$GLOBALS['egw']->hooks->process('logout');
$GLOBALS['egw']->session->destroy($GLOBALS['sessionid'],$GLOBALS['kp3']);
}
else
{
if(is_object($GLOBALS['egw']->log))
{
$GLOBALS['egw']->log->write(array(
'text' => 'W-VerifySession, could not verify session during logout',
'line' => __LINE__,
'file' => __FILE__
));
}
}
$GLOBALS['egw']->session->egw_setcookie('eGW_remember','',0,'/');
$GLOBALS['egw']->session->egw_setcookie('sessionid');
$GLOBALS['egw']->session->egw_setcookie('kp3');
$GLOBALS['egw']->session->egw_setcookie('domain');
// $GLOBALS['egw']->redirect($redirectTarget);
?>
<head>
<script language="javascript">
function clearAuthenticationCache(page)
{
// Default to a non-existing page (give error 500).
// An empty page is better, here.
if (!page) page = '.force_logout';
try
{
var agt=navigator.userAgent.toLowerCase();
if (agt.indexOf("msie") != -1)
{
// IE clear HTTP Authentication
document.execCommand("ClearAuthenticationCache");
}
else
{
var xmlhttp;
if (window.XMLHttpRequest)
{
xmlhttp = new XMLHttpRequest();
}
else if (window.ActiveXObject)
{
xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
}
else
{
return;
}
// Let's prepare invalid credentials
xmlhttp.open("GET", page, true, "logout", "logout");
// Let's send the request to the server
xmlhttp.send("");
// Let's abort the request
xmlhttp.abort();
}
}
catch(e)
{
alert("An exception occurred in the script. Error name: " + e.name + ". Error message: " + e.message);
// There was an error
return;
}
}
</script>
<meta http-equiv="refresh" content="1;url=<?php echo $redirectTarget ?>">
</head>
<body onload="clearAuthenticationCache()">
<a href="<?php echo $redirectTarget ?>">Logout in progress...</a>
</body>