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<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2019, Roeland Jago Douma <roeland@famdouma.nl>
*
* @author Roeland Jago Douma <roeland@famdouma.nl>
*
* @license GNU AGPL version 3 or any later version
*
* 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/>.
*
*/
namespace OC\AppFramework\Middleware\Security;
use OC\AppFramework\Middleware\Security\Exceptions\ReloadExecutionException;
use OCP\AppFramework\Http\RedirectResponse;
use OCP\AppFramework\Middleware;
use OCP\ISession;
use OCP\IURLGenerator;
/**
* Simple middleware to handle the clearing of the execution context. This will trigger
* a reload but if the session variable is set we properly redirect to the login page.
*/
class ReloadExecutionMiddleware extends Middleware {
/** @var ISession */
private $session;
/** @var IURLGenerator */
private $urlGenerator;
public function __construct(ISession $session, IURLGenerator $urlGenerator) {
$this->session = $session;
$this->urlGenerator = $urlGenerator;
}
public function beforeController($controller, $methodName) {
if ($this->session->exists('clearingExecutionContexts')) {
throw new ReloadExecutionException();
}
}
public function afterException($controller, $methodName, \Exception $exception) {
if ($exception instanceof ReloadExecutionException) {
$this->session->remove('clearingExecutionContexts');
return new RedirectResponse($this->urlGenerator->linkToRouteAbsolute(
'core.login.showLoginForm',
['clear' => true] // this param the the code in login.js may be removed when the "Clear-Site-Data" is working in the browsers
));
}
return parent::afterException($controller, $methodName, $exception);
}
}
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