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92 lines
2.5 KiB
PHP
92 lines
2.5 KiB
PHP
<?php
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/**
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* SPDX-FileCopyrightText: 2016 Nextcloud GmbH and Nextcloud contributors
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* SPDX-License-Identifier: AGPL-3.0-or-later
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*/
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namespace OCA\DAV\Files\Sharing;
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use OC\Files\View;
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use OCP\Share\IShare;
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use Sabre\DAV\Exception\MethodNotAllowed;
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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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/**
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* Make sure that the destination is writable
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*/
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class FilesDropPlugin extends ServerPlugin {
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private ?View $view = null;
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private ?IShare $share = null;
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private bool $enabled = false;
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public function setView(View $view): void {
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$this->view = $view;
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}
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public function setShare(IShare $share): void {
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$this->share = $share;
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}
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public function enable(): void {
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$this->enabled = true;
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}
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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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* @throws MethodNotAllowed
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*/
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public function initialize(\Sabre\DAV\Server $server): void {
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$server->on('beforeMethod:*', [$this, 'beforeMethod'], 999);
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$this->enabled = false;
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}
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public function beforeMethod(RequestInterface $request, ResponseInterface $response): void {
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if (!$this->enabled || $this->share === null || $this->view === null) {
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return;
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}
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// Only allow file drop
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if ($request->getMethod() !== 'PUT') {
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throw new MethodNotAllowed('Only PUT is allowed on files drop');
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}
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// Always upload at the root level
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$path = explode('/', $request->getPath());
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$path = array_pop($path);
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// Extract the attributes for the file request
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$isFileRequest = false;
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$attributes = $this->share->getAttributes();
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$nickName = $request->hasHeader('X-NC-Nickname') ? urldecode($request->getHeader('X-NC-Nickname')) : null;
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if ($attributes !== null) {
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$isFileRequest = $attributes->getAttribute('fileRequest', 'enabled') === true;
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}
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// We need a valid nickname for file requests
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if ($isFileRequest && ($nickName == null || trim($nickName) === '')) {
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throw new MethodNotAllowed('Nickname is required for file requests');
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}
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// If this is a file request we need to create a folder for the user
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if ($isFileRequest) {
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// Check if the folder already exists
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if (!($this->view->file_exists($nickName) === true)) {
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$this->view->mkdir($nickName);
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}
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// Put all files in the subfolder
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$path = $nickName . '/' . $path;
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}
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$newName = \OC_Helper::buildNotExistingFileNameForView('/', $path, $this->view);
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$url = $request->getBaseUrl() . $newName;
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$request->setUrl($url);
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}
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}
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