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<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2019 Joas Schilling <coding@schilljs.com>
*
* @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 OCA\Talk\Listener;
use OCA\Talk\Events\ModifyParticipantEvent;
use OCA\Talk\Exceptions\ForbiddenException;
use OCA\Talk\Room;
use OCA\Talk\Service\ParticipantService;
use OCP\EventDispatcher\IEventDispatcher;
use OCP\IConfig;
class RestrictStartingCalls {
protected IConfig $config;
protected ParticipantService $participantService;
public function __construct(IConfig $config,
ParticipantService $participantService) {
$this->config = $config;
$this->participantService = $participantService;
}
public static function register(IEventDispatcher $dispatcher): void {
$dispatcher->addListener(Room::EVENT_BEFORE_SESSION_JOIN_CALL, [self::class, 'checkStartCallPermissions'], 1000);
}
/**
* @param ModifyParticipantEvent $event
* @throws ForbiddenException
*/
public static function checkStartCallPermissions(ModifyParticipantEvent $event): void {
/** @var self $listener */
$listener = \OC::$server->get(self::class);
$room = $event->getRoom();
$participant = $event->getParticipant();
if ($room->getType() === Room::TYPE_PUBLIC
&& $room->getObjectType() === 'share:password') {
// Always allow guests to start calls in password-request calls
return;
}
if (!$participant->canStartCall($listener->config) && !$listener->participantService->hasActiveSessionsInCall($room)) {
throw new ForbiddenException('Can not start a call');
}
}
}
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