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- <?php
-
- declare(strict_types=1);
-
- /**
- * @copyright 2021 Christoph Wurst <christoph@winzerhof-wurst.at>
- *
- * @author Christoph Wurst <christoph@winzerhof-wurst.at>
- *
- * @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\DAV\Listener;
-
- use OCA\DAV\Events\CalendarDeletedEvent;
- use OCP\EventDispatcher\Event;
- use OCP\EventDispatcher\IEventListener;
- use OCP\IConfig;
- use Psr\Log\LoggerInterface;
- use Throwable;
-
- /**
- * @template-implements IEventListener<CalendarDeletedEvent>
- */
- class CalendarDeletionDefaultUpdaterListener implements IEventListener {
-
- /** @var IConfig */
- private $config;
-
- /** @var LoggerInterface */
- private $logger;
-
- public function __construct(IConfig $config,
- LoggerInterface $logger) {
- $this->config = $config;
- $this->logger = $logger;
- }
-
- /**
- * In case the user has set their default calendar to the deleted one
- */
- public function handle(Event $event): void {
- if (!($event instanceof CalendarDeletedEvent)) {
- // Not what we subscribed to
- return;
- }
-
- try {
- $principalUri = $event->getCalendarData()['principaluri'];
- if (!str_starts_with($principalUri, 'principals/users')) {
- $this->logger->debug('Default calendar needs no update because the deleted calendar does not belong to a user principal');
- return;
- }
-
- [, $uid] = \Sabre\Uri\split($principalUri);
- $uri = $event->getCalendarData()['uri'];
- if ($this->config->getUserValue($uid, 'dav', 'defaultCalendar') !== $uri) {
- $this->logger->debug('Default calendar needs no update because the deleted calendar is no the user\'s default one');
- return;
- }
-
- $this->config->deleteUserValue($uid, 'dav', 'defaultCalendar');
-
- $this->logger->debug('Default user calendar reset');
- } catch (Throwable $e) {
- // Any error with activities shouldn't abort the calendar deletion, so we just log it
- $this->logger->error('Error generating activities for a deleted calendar: ' . $e->getMessage(), [
- 'exception' => $e,
- ]);
- }
- }
- }
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