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93 lines
2.6 KiB
PHP
93 lines
2.6 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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* SPDX-FileCopyrightText: 2019 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\Files_Versions\Sabre;
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use OC\AppFramework\Http\Request;
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use OCA\DAV\Connector\Sabre\FilesPlugin;
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use OCP\IPreview;
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use OCP\IRequest;
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use Sabre\DAV\Exception\NotFound;
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use Sabre\DAV\INode;
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use Sabre\DAV\PropFind;
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use Sabre\DAV\PropPatch;
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use Sabre\DAV\Server;
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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 Plugin extends ServerPlugin {
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private Server $server;
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public const VERSION_LABEL = '{http://nextcloud.org/ns}version-label';
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public const VERSION_AUTHOR = '{http://nextcloud.org/ns}version-author'; // dav property for author
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public function __construct(
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private IRequest $request,
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private IPreview $previewManager,
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) {
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$this->request = $request;
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}
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public function initialize(Server $server) {
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$this->server = $server;
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$server->on('afterMethod:GET', [$this, 'afterGet']);
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$server->on('propFind', [$this, 'propFind']);
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$server->on('propPatch', [$this, 'propPatch']);
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}
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public function afterGet(RequestInterface $request, ResponseInterface $response) {
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$path = $request->getPath();
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if (!str_starts_with($path, 'versions')) {
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return;
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}
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try {
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$node = $this->server->tree->getNodeForPath($path);
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} catch (NotFound $e) {
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return;
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}
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if (!($node instanceof VersionFile)) {
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return;
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}
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$filename = $node->getVersion()->getSourceFileName();
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if ($this->request->isUserAgent(
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[
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Request::USER_AGENT_IE,
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Request::USER_AGENT_ANDROID_MOBILE_CHROME,
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Request::USER_AGENT_FREEBOX,
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])) {
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$response->addHeader('Content-Disposition', 'attachment; filename="' . rawurlencode($filename) . '"');
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} else {
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$response->addHeader('Content-Disposition', 'attachment; filename*=UTF-8\'\'' . rawurlencode($filename)
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. '; filename="' . rawurlencode($filename) . '"');
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}
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}
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public function propFind(PropFind $propFind, INode $node): void {
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if ($node instanceof VersionFile) {
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$propFind->handle(self::VERSION_LABEL, fn () => $node->getMetadataValue('label'));
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$propFind->handle(self::VERSION_AUTHOR, fn () => $node->getMetadataValue('author'));
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$propFind->handle(FilesPlugin::HAS_PREVIEW_PROPERTYNAME, fn () => $this->previewManager->isMimeSupported($node->getContentType()));
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}
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}
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public function propPatch($path, PropPatch $propPatch): void {
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$node = $this->server->tree->getNodeForPath($path);
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if ($node instanceof VersionFile) {
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$propPatch->handle(self::VERSION_LABEL, fn (string $label) => $node->setMetadataValue('label', $label));
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}
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}
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}
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