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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\Connector\Sabre;
use Sabre\DAV\Server;
use Sabre\DAV\ServerPlugin;
use Sabre\HTTP\RequestInterface;
use Sabre\HTTP\ResponseInterface;
class ChecksumUpdatePlugin extends ServerPlugin {
protected ?Server $server = null;
public function initialize(Server $server) {
$this->server = $server;
$server->on('method:PATCH', [$this, 'httpPatch']);
}
public function getPluginName(): string {
return 'checksumupdate';
}
/** @return string[] */
public function getHTTPMethods($path): array {
$tree = $this->server->tree;
if ($tree->nodeExists($path)) {
$node = $tree->getNodeForPath($path);
if ($node instanceof File) {
return ['PATCH'];
}
}
return [];
}
/** @return string[] */
public function getFeatures(): array {
return ['nextcloud-checksum-update'];
}
public function httpPatch(RequestInterface $request, ResponseInterface $response) {
$path = $request->getPath();
$node = $this->server->tree->getNodeForPath($path);
if ($node instanceof File) {
$type = strtolower(
(string)$request->getHeader('X-Recalculate-Hash')
);
$hash = $node->hash($type);
if ($hash) {
$checksum = strtoupper($type) . ':' . $hash;
$node->setChecksum($checksum);
$response->addHeader('OC-Checksum', $checksum);
$response->setHeader('Content-Length', '0');
$response->setStatus(204);
return false;
}
}
}
}
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