Files
deck/lib/Listeners/LiveUpdateListener.php
Julius Knorr 86cb011a5c style: Fix php-cs issues
Signed-off-by: Julius Knorr <jus@bitgrid.net>
2024-12-17 09:22:00 +01:00

100 lines
3.2 KiB
PHP

<?php
/**
* SPDX-FileCopyrightText: 2021 Nextcloud GmbH and Nextcloud contributors
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
declare(strict_types=1);
namespace OCA\Deck\Listeners;
use OCA\Deck\Db\StackMapper;
use OCA\Deck\Event\AAclEvent;
use OCA\Deck\Event\ACardEvent;
use OCA\Deck\Event\BoardUpdatedEvent;
use OCA\Deck\Event\CardUpdatedEvent;
use OCA\Deck\Event\SessionClosedEvent;
use OCA\Deck\Event\SessionCreatedEvent;
use OCA\Deck\NotifyPushEvents;
use OCA\Deck\Service\SessionService;
use OCA\NotifyPush\Queue\IQueue;
use OCP\EventDispatcher\Event;
use OCP\EventDispatcher\IEventListener;
use OCP\IRequest;
use Psr\Container\ContainerInterface;
use Psr\Log\LoggerInterface;
/** @template-implements IEventListener<Event|SessionCreatedEvent|SessionClosedEvent|AAclEvent|ACardEvent|CardUpdatedEvent|BoardUpdatedEvent> */
class LiveUpdateListener implements IEventListener {
private LoggerInterface $logger;
private SessionService $sessionService;
private IRequest $request;
private StackMapper $stackMapper;
private $queue;
public function __construct(
ContainerInterface $container,
IRequest $request,
LoggerInterface $logger,
SessionService $sessionService,
StackMapper $stackMapper,
) {
try {
$this->queue = $container->get(IQueue::class);
} catch (\Exception $e) {
// most likely notify_push is not installed.
return;
}
$this->logger = $logger;
$this->sessionService = $sessionService;
$this->request = $request;
$this->stackMapper = $stackMapper;
}
public function handle(Event $event): void {
if (!$this->queue) {
// notify_push is not active
return;
}
try {
// the web frontend is adding the Session-ID as a header
// TODO: verify the token! this currently allows to spoof a token from someone
// else, preventing this person from getting updates
$causingSessionToken = $this->request->getHeader('x-nc-deck-session');
if (
$event instanceof SessionCreatedEvent ||
$event instanceof SessionClosedEvent ||
$event instanceof BoardUpdatedEvent ||
$event instanceof AAclEvent
) {
$this->sessionService->notifyAllSessions($this->queue, $event->getBoardId(), NotifyPushEvents::DeckBoardUpdate, [
'id' => $event->getBoardId()
], $causingSessionToken);
} elseif ($event instanceof ACardEvent) {
$boardId = $this->stackMapper->findBoardId($event->getCard()->getStackId());
$this->sessionService->notifyAllSessions($this->queue, $boardId, NotifyPushEvents::DeckCardUpdate, [
'boardId' => $boardId,
'cardId' => $event->getCard()->getId()
], $causingSessionToken);
// if card got moved to a diferent board, we should notify
// also sessions active on the previous board
if ($event instanceof CardUpdatedEvent && $event->getCardBefore()) {
$previousBoardId = $this->stackMapper->findBoardId($event->getCardBefore()->getStackId());
if ($boardId !== $previousBoardId) {
$this->sessionService->notifyAllSessions($this->queue, $previousBoardId, NotifyPushEvents::DeckCardUpdate, [
'boardId' => $boardId,
'cardId' => $event->getCard()->getId()
], $causingSessionToken);
}
}
}
} catch (\Exception $e) {
$this->logger->error('Error when handling live update event', ['exception' => $e]);
}
}
}