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<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2020, Roeland Jago Douma <roeland@famdouma.nl>
*
* @author Roeland Jago Douma <roeland@famdouma.nl>
*
* @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\Connector\Sabre;
use Sabre\DAV\ServerPlugin;
use Sabre\HTTP\Request;
use Sabre\HTTP\Response;
class PropfindCompressionPlugin extends ServerPlugin {
/**
* Reference to main server object
*
* @var Server
*/
private $server;
/**
* This initializes the plugin.
*
* This function is called by \Sabre\DAV\Server, after
* addPlugin is called.
*
* This method should set up the required event subscriptions.
*
* @param \Sabre\DAV\Server $server
* @return void
*/
public function initialize(\Sabre\DAV\Server $server) {
$this->server = $server;
$this->server->on('afterMethod:PROPFIND', [$this, 'compressResponse'], 100);
}
public function compressResponse(Request $request, Response $response) {
$header = $request->getHeader('Accept-Encoding');
if ($header === null) {
return $response;
}
if (strpos($header, 'gzip') !== false) {
$body = $response->getBody();
if (is_string($body)) {
$response->setHeader('Content-Encoding', 'gzip');
$response->setBody(gzencode($body));
}
}
return $response;
}
}
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