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<?php
declare(strict_types=1);
/*
* @copyright 2021 Christoph Wurst <christoph@winzerhof-wurst.at>
*
* @author 2021 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\CalDAV\Trashbin;
use OCA\DAV\CalDAV\CalDavBackend;
use Sabre\CalDAV\ICalendarObjectContainer;
use Sabre\DAV\Exception\BadRequest;
use Sabre\DAV\Exception\Forbidden;
use Sabre\DAV\Exception\NotFound;
use Sabre\DAV\Exception\NotImplemented;
use function array_map;
use function implode;
use function preg_match;
class DeletedCalendarObjectsCollection implements ICalendarObjectContainer {
public const NAME = 'objects';
/** @var CalDavBackend */
protected $caldavBackend;
/** @var mixed[] */
private $principalInfo;
public function __construct(CalDavBackend $caldavBackend,
array $principalInfo) {
$this->caldavBackend = $caldavBackend;
$this->principalInfo = $principalInfo;
}
/**
* @see \OCA\DAV\CalDAV\Trashbin\DeletedCalendarObjectsCollection::calendarQuery
*/
public function getChildren() {
throw new NotImplemented();
}
public function getChild($name) {
if (!preg_match("/(\d+)\\.ics/", $name, $matches)) {
throw new NotFound();
}
$data = $this->caldavBackend->getCalendarObjectById(
$this->principalInfo['uri'],
(int) $matches[1],
);
// If the object hasn't been deleted yet then we don't want to find it here
if ($data === null) {
throw new NotFound();
}
if (!isset($data['deleted_at'])) {
throw new BadRequest('The calendar object you\'re trying to restore is not marked as deleted');
}
return new DeletedCalendarObject(
$this->getRelativeObjectPath($data),
$data,
$this->principalInfo['uri'],
$this->caldavBackend
);
}
public function createFile($name, $data = null) {
throw new Forbidden();
}
public function createDirectory($name) {
throw new Forbidden();
}
public function childExists($name) {
try {
$this->getChild($name);
} catch (NotFound $e) {
return false;
}
return true;
}
public function delete() {
throw new Forbidden();
}
public function getName(): string {
return self::NAME;
}
public function setName($name) {
throw new Forbidden();
}
public function getLastModified(): int {
return 0;
}
public function calendarQuery(array $filters) {
return array_map(function (array $calendarObjectInfo) {
return $this->getRelativeObjectPath($calendarObjectInfo);
}, $this->caldavBackend->getDeletedCalendarObjectsByPrincipal($this->principalInfo['uri']));
}
private function getRelativeObjectPath(array $calendarInfo): string {
return implode(
'.',
[$calendarInfo['id'], 'ics'],
);
}
}
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