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<?php
/**
* @copyright Copyright (c) 2018, 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\Richdocuments\Controller;
use OCA\Richdocuments\Db\AssetMapper;
use OCP\AppFramework\Controller;
use OCP\AppFramework\Db\DoesNotExistException;
use OCP\AppFramework\Http;
use OCP\AppFramework\Http\DataResponse;
use OCP\AppFramework\Http\FileDisplayResponse;
use OCP\AppFramework\Http\JSONResponse;
use OCP\Files\File;
use OCP\Files\IRootFolder;
use OCP\Files\NotFoundException;
use OCP\IRequest;
use OCP\IURLGenerator;
class AssetsController extends Controller {
/** @var AssetMapper */
private $assetMapper;
/** @var IRootFolder */
private $rootFolder;
/** @var string */
private $userId;
/** @var IURLGenerator */
private $urlGenerator;
public function __construct($appName,
IRequest $request,
AssetMapper $assetMapper,
IRootFolder $rootFolder,
$userId,
IURLGenerator $urlGenerator) {
parent::__construct($appName, $request);
$this->assetMapper = $assetMapper;
$this->rootFolder = $rootFolder;
$this->userId = $userId;
$this->urlGenerator = $urlGenerator;
}
/**
* @NoAdminRequired
* @NoCSRFRequired
*
* @param string $path
* @return JSONResponse
*/
public function create($path) {
$userFolder = $this->rootFolder->getUserFolder($this->userId);
try {
$node = $userFolder->get($path);
} catch (NotFoundException $e) {
return new JSONResponse([], Http::STATUS_NOT_FOUND);
}
$asset = $this->assetMapper->newAsset($this->userId, $node->getId());
return new JSONResponse([
'url' => $this->urlGenerator->linkToRouteAbsolute('richdocuments.assets.get', [
'token' => $asset->getToken(),
])
]);
}
/**
* @PublicPage
* @NoCSRFRequired
*
* @param string $token
* @return Http\Response
*/
public function get($token) {
try {
$asset = $this->assetMapper->getAssetByToken($token);
} catch (DoesNotExistException $e) {
return new DataResponse([], Http::STATUS_NOT_FOUND);
}
// Do not clear the asset on HEAD requests
if ($this->request->getMethod() === 'GET') {
// Clear the assets so we can only fetch it once
$this->assetMapper->delete($asset);
}
$userFolder = $this->rootFolder->getUserFolder($asset->getUid());
$nodes = $userFolder->getById($asset->getFileid());
if ($nodes === []) {
return new DataResponse([], Http::STATUS_NOT_FOUND);
}
$node = array_pop($nodes);
if (!($node instanceof File)) {
return new DataResponse([], Http::STATUS_NOT_FOUND);
}
return new FileDisplayResponse($node, Http::STATUS_OK, [
'Content-Type' => $node->getMimeType()
]);
}
}