XBackBone/app/Controllers/UploadController.php
Sergio Brighenti dbc55bdb6f Fixed inaccurate message in case of file too large (fixes #15)
Minor fix to the mobile layout
2019-01-24 11:49:46 +01:00

342 lines
No EOL
10 KiB
PHP

<?php
namespace App\Controllers;
use App\Exceptions\UnauthorizedException;
use Intervention\Image\ImageManagerStatic as Image;
use League\Flysystem\FileExistsException;
use League\Flysystem\FileNotFoundException;
use League\Flysystem\Filesystem;
use Slim\Exception\NotFoundException;
use Slim\Http\Request;
use Slim\Http\Response;
use Slim\Http\Stream;
class UploadController extends Controller
{
/**
* @param Request $request
* @param Response $response
* @return Response
* @throws FileExistsException
*/
public function upload(Request $request, Response $response): Response
{
$json = ['message' => null];
if ($request->getServerParam('CONTENT_LENGTH') > stringToBytes(ini_get('post_max_size'))) {
$json['message'] = 'File too large (post_max_size too low).';
return $response->withJson($json, 400);
}
if ($request->getUploadedFiles()['upload']->getError() === UPLOAD_ERR_INI_SIZE) {
$json['message'] = 'File too large (upload_max_filesize too low).';
return $response->withJson($json, 400);
}
if ($request->getParam('token') === null) {
$json['message'] = 'Token not specified.';
return $response->withJson($json, 400);
}
$user = $this->database->query('SELECT * FROM `users` WHERE `token` = ? LIMIT 1', $request->getParam('token'))->fetch();
if (!$user) {
$json['message'] = 'Token specified not found.';
return $response->withJson($json, 404);
}
if (!$user->active) {
$json['message'] = 'Account disabled.';
return $response->withJson($json, 401);
}
do {
$code = uniqid();
} while ($this->database->query('SELECT COUNT(*) AS `count` FROM `uploads` WHERE `code` = ?', $code)->fetch()->count > 0);
/** @var \Psr\Http\Message\UploadedFileInterface $file */
$file = $request->getUploadedFiles()['upload'];
$fileInfo = pathinfo($file->getClientFilename());
$storagePath = "$user->user_code/$code.$fileInfo[extension]";
storage()->writeStream($storagePath, $file->getStream()->detach());
$this->database->query('INSERT INTO `uploads`(`user_id`, `code`, `filename`, `storage_path`) VALUES (?, ?, ?, ?)', [
$user->id,
$code,
$file->getClientFilename(),
$storagePath,
]);
$json['message'] = 'OK.';
$json['url'] = urlFor("/$user->user_code/$code.$fileInfo[extension]");
$this->logger->info("User $user->username uploaded new media.", [$this->database->raw()->lastInsertId()]);
return $response->withJson($json, 201);
}
/**
* @param Request $request
* @param Response $response
* @param $args
* @return Response
* @throws FileNotFoundException
* @throws NotFoundException
*/
public function show(Request $request, Response $response, $args): Response
{
$media = $this->getMedia($args['userCode'], $args['mediaCode']);
if (!$media || (!$media->published && $this->session->get('user_id') !== $media->user_id && !$this->session->get('admin', false))) {
throw new NotFoundException($request, $response);
}
if (isBot($request->getHeaderLine('User-Agent'))) {
return $this->streamMedia($request, $response, storage(), $media);
} else {
$filesystem = storage();
try {
$media->mimetype = $filesystem->getMimetype($media->storage_path);
$media->size = humanFileSize($filesystem->getSize($media->storage_path));
$type = explode('/', $media->mimetype)[0];
if ($type === 'text') {
$media->text = $filesystem->read($media->storage_path);
} else if (in_array($type, ['image', 'video'])) {
$url = urlFor("/$args[userCode]/$args[mediaCode]/raw");
$header = "<{$url}>; rel=preload; as={$type}";
if ($this->session->get('logged', false)) {
$header .= '; nopush';
}
$response = $response->withHeader('Link', $header);
}
} catch (FileNotFoundException $e) {
throw new NotFoundException($request, $response);
}
return $this->view->render($response, 'upload/public.twig', [
'delete_token' => isset($args['token']) ? $args['token'] : null,
'media' => $media,
'extension' => pathinfo($media->filename, PATHINFO_EXTENSION),
]);
}
}
/**
* @param Request $request
* @param Response $response
* @param $args
* @return Response
* @throws NotFoundException
* @throws UnauthorizedException
*/
public function deleteByToken(Request $request, Response $response, $args): Response
{
$media = $this->getMedia($args['userCode'], $args['mediaCode']);
if (!$media) {
throw new NotFoundException($request, $response);
}
$user = $this->database->query('SELECT `id`, `active` FROM `users` WHERE `token` = ? LIMIT 1', $args['token'])->fetch();
if (!$user) {
$this->session->alert(lang('token_not_found'), 'danger');
return $response->withRedirect($request->getHeaderLine('HTTP_REFERER'));
}
if (!$user->active) {
$this->session->alert(lang('account_disabled'), 'danger');
return $response->withRedirect($request->getHeaderLine('HTTP_REFERER'));
}
if ($this->session->get('admin', false) || $user->id === $media->user_id) {
try {
storage()->delete($media->storage_path);
} catch (FileNotFoundException $e) {
throw new NotFoundException($request, $response);
} finally {
$this->database->query('DELETE FROM `uploads` WHERE `id` = ?', $media->mediaId);
$this->logger->info('User ' . $user->username . ' deleted a media via token.', [$media->mediaId]);
}
} else {
throw new UnauthorizedException();
}
return redirect($response, 'home');
}
/**
* @param Request $request
* @param Response $response
* @param $args
* @return Response
* @throws NotFoundException
* @throws FileNotFoundException
*/
public function getRawById(Request $request, Response $response, $args): Response
{
$media = $this->database->query('SELECT * FROM `uploads` WHERE `id` = ? LIMIT 1', $args['id'])->fetch();
if (!$media) {
throw new NotFoundException($request, $response);
}
return $this->streamMedia($request, $response, storage(), $media);
}
/**
* @param Request $request
* @param Response $response
* @param $args
* @return Response
* @throws NotFoundException
* @throws FileNotFoundException
*/
public function showRaw(Request $request, Response $response, $args): Response
{
$media = $this->getMedia($args['userCode'], $args['mediaCode']);
if (!$media || !$media->published && $this->session->get('user_id') !== $media->user_id && !$this->session->get('admin', false)) {
throw new NotFoundException($request, $response);
}
return $this->streamMedia($request, $response, storage(), $media);
}
/**
* @param Request $request
* @param Response $response
* @param $args
* @return Response
* @throws NotFoundException
* @throws FileNotFoundException
*/
public function download(Request $request, Response $response, $args): Response
{
$media = $this->getMedia($args['userCode'], $args['mediaCode']);
if (!$media || !$media->published && $this->session->get('user_id') !== $media->user_id && !$this->session->get('admin', false)) {
throw new NotFoundException($request, $response);
}
return $this->streamMedia($request, $response, storage(), $media, 'attachment');
}
/**
* @param Request $request
* @param Response $response
* @param $args
* @return Response
* @throws NotFoundException
*/
public function togglePublish(Request $request, Response $response, $args): Response
{
if ($this->session->get('admin')) {
$media = $this->database->query('SELECT * FROM `uploads` WHERE `id` = ? LIMIT 1', $args['id'])->fetch();
} else {
$media = $this->database->query('SELECT * FROM `uploads` WHERE `id` = ? AND `user_id` = ? LIMIT 1', [$args['id'], $this->session->get('user_id')])->fetch();
}
if (!$media) {
throw new NotFoundException($request, $response);
}
$this->database->query('UPDATE `uploads` SET `published`=? WHERE `id`=?', [$media->published ? 0 : 1, $media->id]);
return $response->withStatus(200);
}
/**
* @param Request $request
* @param Response $response
* @param $args
* @return Response
* @throws NotFoundException
* @throws UnauthorizedException
*/
public function delete(Request $request, Response $response, $args): Response
{
$media = $this->database->query('SELECT * FROM `uploads` WHERE `id` = ? LIMIT 1', $args['id'])->fetch();
if (!$media) {
throw new NotFoundException($request, $response);
}
if ($this->session->get('admin', false) || $media->user_id === $this->session->get('user_id')) {
try {
storage()->delete($media->storage_path);
} catch (FileNotFoundException $e) {
throw new NotFoundException($request, $response);
} finally {
$this->database->query('DELETE FROM `uploads` WHERE `id` = ?', $args['id']);
$this->logger->info('User ' . $this->session->get('username') . ' deleted a media.', [$args['id']]);
$this->session->set('used_space', humanFileSize($this->getUsedSpaceByUser($this->session->get('user_id'))));
}
} else {
throw new UnauthorizedException();
}
return $response->withStatus(200);
}
/**
* @param $userCode
* @param $mediaCode
* @return mixed
*/
protected function getMedia($userCode, $mediaCode)
{
$mediaCode = pathinfo($mediaCode)['filename'];
$media = $this->database->query('SELECT `uploads`.*, `users`.*, `users`.`id` AS `userId`, `uploads`.`id` AS `mediaId` FROM `uploads` INNER JOIN `users` ON `uploads`.`user_id` = `users`.`id` WHERE `user_code` = ? AND `uploads`.`code` = ? LIMIT 1', [
$userCode,
$mediaCode,
])->fetch();
return $media;
}
/**
* @param Request $request
* @param Response $response
* @param Filesystem $storage
* @param $media
* @param string $disposition
* @return Response
* @throws FileNotFoundException
*/
protected function streamMedia(Request $request, Response $response, Filesystem $storage, $media, string $disposition = 'inline'): Response
{
$mime = $storage->getMimetype($media->storage_path);
if ($request->getParam('width') !== null && explode('/', $mime)[0] === 'image') {
$image = Image::make($storage->readStream($media->storage_path))
->resizeCanvas(
$request->getParam('width'),
$request->getParam('height'),
'center')
->encode('png');
return $response
->withHeader('Content-Type', 'image/png')
->withHeader('Content-Disposition', $disposition . ';filename="scaled-' . pathinfo($media->filename)['filename'] . '.png"')
->write($image);
} else {
return $response
->withHeader('Content-Type', $mime)
->withHeader('Content-Disposition', $disposition . '; filename="' . $media->filename . '"')
->withHeader('Content-Length', $storage->getSize($media->storage_path))
->withBody(new Stream($storage->readStream($media->storage_path)));
}
}
}