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<?php |
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declare(strict_types=1); |
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/** |
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* @copyright Copyright (c) 2021 Robin Appelman <[email protected]> |
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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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*/ |
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namespace OCA\DAV\Connector\Sabre; |
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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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class ChecksumUpdatePlugin extends ServerPlugin { |
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/** |
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* @var \Sabre\DAV\Server |
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*/ |
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protected $server; |
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public function initialize(\Sabre\DAV\Server $server) { |
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$this->server = $server; |
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$server->on('method:PATCH', [$this, 'httpPatch']); |
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} |
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public function getPluginName(): string { |
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return 'checksumupdate'; |
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} |
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public function getHTTPMethods($path): array { |
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$tree = $this->server->tree; |
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if ($tree->nodeExists($path)) { |
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$node = $tree->getNodeForPath($path); |
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if ($node instanceof File) { |
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return ['PATCH']; |
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} |
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} |
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return []; |
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} |
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public function getFeatures(): array { |
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return ['nextcloud-checksum-update']; |
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} |
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public function httpPatch(RequestInterface $request, ResponseInterface $response) { |
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$path = $request->getPath(); |
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$node = $this->server->tree->getNodeForPath($path); |
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if ($node instanceof File) { |
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$type = strtolower( |
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(string)$request->getHeader('X-Recalculate-Hash') |
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); |
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$hash = $node->hash($type); |
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if ($hash) { |
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$checksum = strtoupper($type) . ':' . $hash; |
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$node->setChecksum($checksum); |
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$response->addHeader('OC-Checksum', $checksum); |
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$response->setHeader('Content-Length', '0'); |
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$response->setStatus(204); |
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return false; |
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} |
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} |
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} |
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} |
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