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<?php
declare(strict_types=1);
/**
* SPDX-FileCopyrightText: 2021 Nextcloud GmbH and Nextcloud contributors
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
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 Sabre\DAVACL\ACLTrait;
use Sabre\DAVACL\IACL;
use function array_map;
use function implode;
use function preg_match;
class DeletedCalendarObjectsCollection implements ICalendarObjectContainer, IACL {
use ACLTrait;
public const NAME = 'objects';
public function __construct(
protected CalDavBackend $caldavBackend,
/** @var mixed[] */
private array $principalInfo,
) {
}
/**
* @see \OCA\DAV\CalDAV\Trashbin\DeletedCalendarObjectsCollection::calendarQuery
*/
public function getChildren() {
throw new NotImplemented();
}
public function getChild($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'],
);
}
public function getOwner() {
return $this->principalInfo['uri'];
}
public function getACL(): array {
return [
[
'privilege' => '{DAV:}read',
'principal' => $this->getOwner(),
'protected' => true,
],
[
'privilege' => '{DAV:}unbind',
'principal' => '{DAV:}owner',
'protected' => true,
]
];
}
}
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