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live updates for boards

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Signed-off-by: chandi Langecker <git@chandi.it>
This commit is contained in:
chandi Langecker
2022-11-21 20:10:27 +01:00
committed by Julius Härtl
parent 9674c344ea
commit 322ee92573
8 changed files with 88 additions and 9 deletions
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34
lib/Listeners/LiveUpdateListener.php
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@@ -26,7 +26,11 @@ declare(strict_types=1);
namespace OCA\Deck\Listeners;
use OCA\Deck\Db\StackMapper;
use OCA\Deck\NotifyPushEvents;
use OCA\Deck\Event\AAclEvent;
use OCA\Deck\Event\ACardEvent;
use OCA\Deck\Event\CardUpdatedEvent;
use OCA\Deck\Event\SessionClosedEvent;
use OCA\Deck\Event\SessionCreatedEvent;
use OCA\Deck\Service\SessionService;
@@ -42,13 +46,15 @@ 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
SessionService $sessionService,
StackMapper $stackMapper
) {
try {
$this->queue = $container->get(IQueue::class);
@@ -59,6 +65,7 @@ class LiveUpdateListener implements IEventListener {
$this->logger = $logger;
$this->sessionService = $sessionService;
$this->request = $request;
$this->stackMapper = $stackMapper;
}
public function handle(Event $event): void {
@@ -68,17 +75,36 @@ class LiveUpdateListener implements IEventListener {
}
try {
// the web frontend is adding the Session-ID as a header on every request
// 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 any live updates
// else, preventing this person from getting updates
$causingSessionToken = $this->request->getHeader('x-nc-deck-session');
if (
$event instanceof SessionCreatedEvent ||
$event instanceof SessionClosedEvent
$event instanceof SessionClosedEvent ||
$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]);