nextcloud/apps/files_sharing/publicwebdav.php

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<?php
/**
* Copyright (c) 2014 Robin Appelman <icewind@owncloud.com>
* This file is licensed under the Affero General Public License version 3 or
* later.
* See the COPYING-README file.
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*/
if (OCA\Files_Sharing\Helper::isOutgoingServer2serverShareEnabled() === false) {
return false;
}
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// load needed apps
$RUNTIME_APPTYPES = array('filesystem', 'authentication', 'logging');
OC_App::loadApps($RUNTIME_APPTYPES);
OC_Util::obEnd();
// Backends
$authBackend = new OCA\Files_Sharing\Connector\PublicAuth(\OC::$server->getConfig());
// Fire up server
$objectTree = new \OC\Connector\Sabre\ObjectTree();
$server = new \OC\Connector\Sabre\Server($objectTree);
// Set URL explicitly due to reverse-proxy situations
$server->httpRequest->setUrl(\OC::$server->getRequest()->getRequestUri());
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$server->setBaseUri($baseuri);
// Load plugins
$defaults = new OC_Defaults();
$server->addPlugin(new \Sabre\DAV\Auth\Plugin($authBackend, $defaults->getName()));
$server->addPlugin(new \Sabre\DAV\Browser\Plugin(false)); // Show something in the Browser, but no upload
$server->addPlugin(new \OC\Connector\Sabre\FilesPlugin($objectTree));
$server->addPlugin(new \OC\Connector\Sabre\MaintenancePlugin());
$server->addPlugin(new \OC\Connector\Sabre\ExceptionLoggerPlugin('webdav'));
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// wait with registering these until auth is handled and the filesystem is setup
$server->on('beforeMethod', function () use ($server, $objectTree, $authBackend) {
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$share = $authBackend->getShare();
$owner = $share['uid_owner'];
$isWritable = $share['permissions'] & (\OCP\Constants::PERMISSION_UPDATE | \OCP\Constants::PERMISSION_CREATE);
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$fileId = $share['file_source'];
if (!$isWritable) {
\OC\Files\Filesystem::addStorageWrapper('readonly', function ($mountPoint, $storage) {
return new \OCA\Files_Sharing\ReadOnlyWrapper(array('storage' => $storage));
});
}
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OC_Util::setupFS($owner);
$ownerView = \OC\Files\Filesystem::getView();
$path = $ownerView->getPath($fileId);
$view = new \OC\Files\View($ownerView->getAbsolutePath($path));
$rootInfo = $view->getFileInfo('');
// Create ownCloud Dir
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if ($rootInfo->getType() === 'dir') {
$root = new \OC\Connector\Sabre\Directory($view, $rootInfo);
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} else {
$root = new \OC\Connector\Sabre\File($view, $rootInfo);
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}
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$mountManager = \OC\Files\Filesystem::getMountManager();
$objectTree->init($root, $view, $mountManager);
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$server->addPlugin(new \OC\Connector\Sabre\QuotaPlugin($view));
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}, 30); // priority 30: after auth (10) and acl(20), before lock(50) and handling the request
// And off we go!
$server->exec();