85 lines
2.4 KiB
PHP
85 lines
2.4 KiB
PHP
<?php
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/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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*
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* @author Christoph Wurst <christoph@winzerhof-wurst.at>
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* @author Roeland Jago Douma <roeland@famdouma.nl>
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* @author Thomas Müller <thomas.mueller@tmit.eu>
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* @author Vincent Petry <vincent@nextcloud.com>
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*
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* @license AGPL-3.0
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*
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* This code 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, version 3,
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* as published by the Free Software Foundation.
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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, version 3,
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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\HTTP\RequestInterface;
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use Sabre\HTTP\ResponseInterface;
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/**
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* Copies the "Etag" header to "OC-Etag" after any request.
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* This is a workaround for setups that automatically strip
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* or mangle Etag headers.
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*/
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class CopyEtagHeaderPlugin extends \Sabre\DAV\ServerPlugin {
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/** @var \Sabre\DAV\Server */
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private $server;
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/**
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* This initializes the plugin.
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*
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* @param \Sabre\DAV\Server $server Sabre server
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*
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* @return void
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*/
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public function initialize(\Sabre\DAV\Server $server) {
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$this->server = $server;
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$server->on('afterMethod:*', [$this, 'afterMethod']);
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$server->on('afterMove', [$this, 'afterMove']);
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}
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/**
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* After method, copy the "Etag" header to "OC-Etag" header.
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*
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* @param RequestInterface $request request
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* @param ResponseInterface $response response
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*/
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public function afterMethod(RequestInterface $request, ResponseInterface $response) {
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$eTag = $response->getHeader('Etag');
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if (!empty($eTag)) {
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$response->setHeader('OC-ETag', $eTag);
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}
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}
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/**
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* Called after a node is moved.
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*
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* This allows the backend to move all the associated properties.
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*
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* @param string $source
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* @param string $destination
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* @return void
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*/
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public function afterMove($source, $destination) {
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$node = $this->server->tree->getNodeForPath($destination);
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if ($node instanceof File) {
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$eTag = $node->getETag();
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$this->server->httpResponse->setHeader('OC-ETag', $eTag);
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$this->server->httpResponse->setHeader('ETag', $eTag);
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}
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}
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}
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