mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-12-21 06:01:06 +01:00
108 lines
3.9 KiB
PHP
108 lines
3.9 KiB
PHP
<?php
|
|
/**
|
|
* EGroupware - simple / non-CalDAV freebusy URL eg. exported as FBURL in vCard of users
|
|
*
|
|
* Usage:
|
|
* - https://egw.example.org/egroupware/calendar/freebusy.php?user=%NAME%
|
|
* - https://egw.example.org/egroupware/calendar/freebusy.php?email=%NAME%@%SERVER%
|
|
* Authentication is required unless explicitly switched off in calendar preferences of the requested user:
|
|
* + EGroupware "sessionid" cookie
|
|
* + basic auth credentials of an EGroupware user
|
|
* + "password" GET parameter with a configured password from the requested user's preferences
|
|
* + "cred" GET parameter with base64 encoded "<username>:<password>" of an EGroupware user
|
|
*
|
|
* @link http://www.egroupware.org
|
|
* @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
|
|
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
|
|
* @package calendar
|
|
* @subpackage export
|
|
*/
|
|
|
|
use EGroupware\Api;
|
|
|
|
$GLOBALS['egw_info'] = array(
|
|
'flags' => array(
|
|
'currentapp' => 'calendar',
|
|
'noheader' => True,
|
|
'nofooter' => True,
|
|
'no_exception_handler' => 'basic_auth', // we use a basic auth exception handler (sends exception message as basic auth realm)
|
|
),
|
|
);
|
|
// check if we are already logged in
|
|
require_once __DIR__.'/../api/src/autoload.php';
|
|
if (!($logged_in = !empty(Api\Session::get_sessionid())))
|
|
{
|
|
// support basic auth and $_GET[cred] for regular user-credentials
|
|
if (!empty($_SERVER['PHP_AUTH_PW']) || !empty($_SERVER['REDIRECT_HTTP_AUTHORIZATION']) || !empty($_GET['cred']))
|
|
{
|
|
$GLOBALS['egw_info']['flags']['autocreate_session_callback'] = Api\Header\Authenticate::class.'::autocreate_session_callback';
|
|
$logged_in = true; // header sends 401, if not authenticated
|
|
// make $_GET[cred] work by using REDIRECT_HTTP_AUTHORIZATION
|
|
if (!empty($_GET['cred']))
|
|
{
|
|
$_SERVER['REDIRECT_HTTP_AUTHORIZATION'] = 'Basic '.$_GET['cred'];
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$GLOBALS['egw_info']['flags']['currentapp'] = 'login';
|
|
$GLOBALS['egw_info']['flags']['noapi'] = True;
|
|
}
|
|
}
|
|
include ('../header.inc.php');
|
|
|
|
if (!$logged_in)
|
|
{
|
|
include ('../api/src/loader.php');
|
|
$GLOBALS['egw_info']['flags']['currentapp'] = 'calendar';
|
|
}
|
|
// fix for SOGo connector, which does not decode the = in our f/b url
|
|
if (strpos($_SERVER['QUERY_STRING'],'=3D') !== false && substr($_GET['user'],0,2) == '3D')
|
|
{
|
|
foreach(['user', 'email', 'password'] as $name)
|
|
{
|
|
if (isset($_GET[$name])) $_GET[$name] = substr($_GET[$name],2);
|
|
}
|
|
}
|
|
if (isset($_GET['user']) && !is_numeric($user = $_GET['user']))
|
|
{
|
|
// check if user contains the current domain --> remove it
|
|
list(, $domain) = explode('@', $user);
|
|
if ($domain === $GLOBALS['egw_info']['user']['domain'])
|
|
{
|
|
list($user) = explode('@', $user);
|
|
}
|
|
$user = $GLOBALS['egw']->accounts->name2id($user, 'account_lid', 'u');
|
|
}
|
|
elseif (isset($_GET['email']))
|
|
{
|
|
$user = $GLOBALS['egw']->accounts->name2id($_GET['email'], 'account_email', 'u');
|
|
}
|
|
if ($user === false || !($username = $GLOBALS['egw']->accounts->id2name($user)))
|
|
{
|
|
throw new Api\Exception\NoPermission\AuthenticationRequired(lang("freebusy: unknown user '%1', wrong password or not available to not logged in users !!!"." $username($user)", $_GET['user']));
|
|
}
|
|
if (!$logged_in)
|
|
{
|
|
$GLOBALS['egw_info']['user']['account_id'] = $user;
|
|
$GLOBALS['egw_info']['user']['account_lid'] = $username;
|
|
$GLOBALS['egw']->preferences->account_id = $user;
|
|
$GLOBALS['egw_info']['user']['preferences'] = $GLOBALS['egw']->preferences->read_repository();
|
|
$cal_prefs = &$GLOBALS['egw_info']['user']['preferences']['calendar'];
|
|
|
|
if (!($logged_in = !empty($cal_prefs['freebusy']) &&
|
|
(empty($cal_prefs['freebusy_pw']) || $cal_prefs['freebusy_pw'] == $_GET['password'])))
|
|
{
|
|
throw new Api\Exception\NoPermission\AuthenticationRequired(lang("freebusy: unknown user '%1', or not available for unauthenticated users!", $_GET['user']));
|
|
}
|
|
}
|
|
if ($_GET['debug'])
|
|
{
|
|
echo "<pre>";
|
|
}
|
|
else
|
|
{
|
|
Api\Header\Content::type('freebusy.vfb','text/calendar');
|
|
}
|
|
$ical = new calendar_ical();
|
|
echo $ical->freebusy($user, $_GET['end']); |