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<?php
/*
* kohinos_cooperatic
* Copyright (C) 2019-2020 ADML63
* Copyright (C) 2020- Cooperatic
*
* 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 App\Listener;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\HttpFoundation\JsonResponse;
use Symfony\Component\HttpFoundation\Session\SessionInterface;
use Symfony\Component\HttpKernel\Event\FilterResponseEvent;
use Symfony\Component\HttpKernel\KernelEvents;
class Flash implements EventSubscriberInterface
{
protected $session;
public function __construct(SessionInterface $session)
{
$this->session = $session;
}
public function onKernelResponse(FilterResponseEvent $event)
{
$response = $event->getResponse();
// modify JSON response object
if ($response instanceof JsonResponse) {
// Embed flash messages to the JSON response if there are any
$flashMessages = $this->session->getFlashBag()->all();
if (!empty($flashMessages)) {
// Decode the JSON response before encoding it again with additional data
$data = json_decode($response->getContent(), true);
$data['messages'] = $flashMessages;
$response->setData($data);
}
}
}
public static function getSubscribedEvents()
{
return array(
KernelEvents::RESPONSE => 'onKernelResponse',
);
}
}