server/apps/files/controller/apicontroller.php
Lukas Reschke 3213b04aef Check if the offset exists before accessing
This checks if the offset exists before accessing it and also adds unit tests to this function which would have catched this before 🙈

Fixes https://github.com/owncloud/core/issues/14277
2015-02-17 17:08:23 +01:00

130 lines
3.3 KiB
PHP

<?php
/**
* Copyright (c) 2014-2015 Lukas Reschke <lukas@owncloud.com>
* This file is licensed under the Affero General Public License version 3 or
* later.
* See the COPYING-README file.
*/
namespace OCA\Files\Controller;
use OCP\AppFramework\Http;
use OCP\AppFramework\Controller;
use OCP\IRequest;
use OCP\AppFramework\Http\JSONResponse;
use OCP\AppFramework\Http\DataResponse;
use OCP\AppFramework\Http\DownloadResponse;
use OC\Preview;
use OCA\Files\Service\TagService;
/**
* Class ApiController
*
* @package OCA\Files\Controller
*/
class ApiController extends Controller {
/** @var TagService */
private $tagService;
/**
* @param string $appName
* @param IRequest $request
* @param TagService $tagService
*/
public function __construct($appName,
IRequest $request,
TagService $tagService){
parent::__construct($appName, $request);
$this->tagService = $tagService;
}
/**
* Gets a thumbnail of the specified file
*
* @since API version 1.0
*
* @NoAdminRequired
* @NoCSRFRequired
*
* @param int $x
* @param int $y
* @param string $file URL-encoded filename
* @return JSONResponse|DownloadResponse
*/
public function getThumbnail($x, $y, $file) {
if($x < 1 || $y < 1) {
return new JSONResponse('Requested size must be numeric and a positive value.', Http::STATUS_BAD_REQUEST);
}
try {
$preview = new Preview('', 'files', urldecode($file), $x, $y, true);
echo($preview->showPreview('image/png'));
return new DownloadResponse(urldecode($file).'.png', 'image/png');
} catch (\Exception $e) {
return new JSONResponse('File not found.', Http::STATUS_NOT_FOUND);
}
}
/**
* Updates the info of the specified file path
* The passed tags are absolute, which means they will
* replace the actual tag selection.
*
* @NoAdminRequired
* @CORS
*
* @param string $path path
* @param array|string $tags array of tags
* @return DataResponse
*/
public function updateFileTags($path, $tags = null) {
$result = [];
// if tags specified or empty array, update tags
if (!is_null($tags)) {
try {
$this->tagService->updateFileTags($path, $tags);
} catch (\OCP\Files\NotFoundException $e) {
return new DataResponse([
'message' => $e->getMessage()
], Http::STATUS_NOT_FOUND);
} catch (\OCP\Files\StorageNotAvailableException $e) {
return new DataResponse([
'message' => $e->getMessage()
], Http::STATUS_SERVICE_UNAVAILABLE);
} catch (\Exception $e) {
return new DataResponse([
'message' => $e->getMessage()
], Http::STATUS_NOT_FOUND);
}
$result['tags'] = $tags;
}
return new DataResponse($result);
}
/**
* Returns a list of all files tagged with the given tag.
*
* @NoAdminRequired
* @CORS
*
* @param array|string $tagName tag name to filter by
* @return DataResponse
*/
public function getFilesByTag($tagName) {
$files = array();
$fileInfos = $this->tagService->getFilesByTag($tagName);
foreach ($fileInfos as &$fileInfo) {
$file = \OCA\Files\Helper::formatFileInfo($fileInfo);
$parts = explode('/', dirname($fileInfo->getPath()), 4);
if(isset($parts[3])) {
$file['path'] = '/' . $parts[3];
} else {
$file['path'] = '/';
}
$file['tags'] = [$tagName];
$files[] = $file;
}
return new DataResponse(['files' => $files]);
}
}