125 lines
3.5 KiB
PHP
125 lines
3.5 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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* @copyright 2021 Christoph Wurst <christoph@winzerhof-wurst.at>
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*
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* @author 2021 Christoph Wurst <christoph@winzerhof-wurst.at>
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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namespace OCA\DAV\CalDAV\Trashbin;
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use Closure;
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use OCA\DAV\CalDAV\Calendar;
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use OCA\DAV\CalDAV\RetentionService;
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use OCP\IRequest;
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use Sabre\DAV\Exception\NotFound;
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use Sabre\DAV\INode;
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use Sabre\DAV\PropFind;
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use Sabre\DAV\Server;
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use Sabre\DAV\ServerPlugin;
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use Sabre\HTTP\RequestInterface;
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use Sabre\HTTP\ResponseInterface;
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use function array_slice;
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use function implode;
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class Plugin extends ServerPlugin {
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public const PROPERTY_DELETED_AT = '{http://nextcloud.com/ns}deleted-at';
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public const PROPERTY_CALENDAR_URI = '{http://nextcloud.com/ns}calendar-uri';
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public const PROPERTY_RETENTION_DURATION = '{http://nextcloud.com/ns}trash-bin-retention-duration';
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/** @var bool */
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private $disableTrashbin;
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/** @var RetentionService */
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private $retentionService;
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/** @var Server */
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private $server;
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public function __construct(IRequest $request,
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RetentionService $retentionService) {
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$this->disableTrashbin = $request->getHeader('X-NC-CalDAV-No-Trashbin') === '1';
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$this->retentionService = $retentionService;
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}
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public function initialize(Server $server): void {
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$this->server = $server;
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$server->on('beforeMethod:*', [$this, 'beforeMethod']);
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$server->on('propFind', Closure::fromCallable([$this, 'propFind']));
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}
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public function beforeMethod(RequestInterface $request, ResponseInterface $response): void {
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if (!$this->disableTrashbin) {
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return;
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}
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$path = $request->getPath();
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$pathParts = explode('/', ltrim($path, '/'));
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if (\count($pathParts) < 3) {
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// We are looking for a path like calendars/username/calendarname
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return;
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}
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// $calendarPath will look like calendars/username/calendarname
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$calendarPath = implode(
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'/',
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array_slice($pathParts, 0, 3)
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);
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try {
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$calendar = $this->server->tree->getNodeForPath($calendarPath);
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if (!($calendar instanceof Calendar)) {
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// This is odd
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return;
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}
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/** @var Calendar $calendar */
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$calendar->disableTrashbin();
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} catch (NotFound $ex) {
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return;
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}
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}
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private function propFind(
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PropFind $propFind,
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INode $node): void {
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if ($node instanceof DeletedCalendarObject) {
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$propFind->handle(self::PROPERTY_DELETED_AT, function () use ($node) {
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return $node->getDeletedAt();
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});
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$propFind->handle(self::PROPERTY_CALENDAR_URI, function () use ($node) {
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return $node->getCalendarUri();
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});
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}
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if ($node instanceof TrashbinHome) {
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$propFind->handle(self::PROPERTY_RETENTION_DURATION, function () use ($node) {
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return $this->retentionService->getDuration();
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});
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}
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}
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public function getFeatures(): array {
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return ['nc-calendar-trashbin'];
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}
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public function getPluginName(): string {
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return 'nc-calendar-trashbin';
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}
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}
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