gnu-social/actions/logout.php

77 lines
2.2 KiB
PHP

<?php
/**
* Logout action.
*
* PHP version 5
*
* @category Action
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @author Robin Millette <millette@status.net>
* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
* @link http://status.net/
*
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2008, 2009, StatusNet, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
if (!defined('GNUSOCIAL')) { exit(1); }
/**
* Logout action class.
*
* @category Action
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @author Robin Millette <millette@status.net>
* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
* @link http://status.net/
*/
class LogoutAction extends ManagedAction
{
/**
* This is read only.
*
* @return boolean true
*/
function isReadOnly($args)
{
return false;
}
protected function doPreparation()
{
if (!common_logged_in()) {
// TRANS: Error message displayed when trying to logout even though you are not logged in.
throw new AlreadyFulfilledException(_('Cannot log you out if you are not logged in.'));
}
if (Event::handle('StartLogout', array($this))) {
$this->logout();
}
Event::handle('EndLogout', array($this));
common_redirect(common_local_url('top'));
}
// Accessed through the action on events
public function logout()
{
common_set_user(null);
common_real_login(false); // not logged in
common_forgetme(); // don't log back in!
}
}