gnu-social/components/Media/Utils.php

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<?php
// {{{ License
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social 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.
//
// GNU social 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 GNU social. If not, see <http://www.gnu.org/licenses/>.
// }}}
namespace Component\Media;
use App\Core\Cache;
use App\Core\DB\DB;
use function App\Core\I18n\_m;
use App\Core\Log;
use App\Entity\Avatar;
use App\Entity\File;
use App\Util\Common;
use Exception;
use Symfony\Component\HttpFoundation\BinaryFileResponse;
use Symfony\Component\HttpFoundation\File\File as SymfonyFile;
use Symfony\Component\HttpFoundation\HeaderUtils;
use Symfony\Component\HttpFoundation\Response;
abstract class Utils
{
public static function validateAndStoreFile(SymfonyFile $sfile,
string $dest_dir,
?string $title = null,
bool $is_local = true,
?int $actor_id = null): File
{
// The following properly gets the mimetype with `file` or other
// available methods, so should be safe
$hash = hash_file(File::FILEHASH_ALGO, $sfile->getPathname());
$file = File::create([
'file_hash' => $hash,
'actor_id' => $actor_id,
'mimetype' => $sfile->getMimeType(),
'size' => $sfile->getSize(),
'title' => $title ?: _m('Untitled attachment'),
'is_local' => $is_local,
]);
$sfile->move($dest_dir, $hash);
// TODO Normalize file types
return $file;
}
/**
* Include $filepath in the response, for viewing or downloading.
*
* @throws ServerException
*/
public static function sendFile(string $filepath, string $mimetype, ?string $output_filename, string $disposition = 'inline'): Response
{
$response = new BinaryFileResponse(
$filepath,
Response::HTTP_OK,
[
'Content-Description' => 'File Transfer',
'Content-Type' => $mimetype,
'Content-Disposition' => HeaderUtils::makeDisposition($disposition, $output_filename ?: _m('untitled')),
],
$public = true,
$disposition = null,
$add_etag = true,
$add_last_modified = true
);
if (Common::config('site', 'x_static_delivery')) {
$response->trustXSendfileTypeHeader();
}
return $response;
}
public static function error($res, string $nickname)
{
if (count($res) > 1) {
Log::error('Avatar query returned more than one result for nickname ' . $nickname);
throw new Exception(_m('Internal server error'));
}
return $res[0];
}
public static function getAvatar(string $nickname)
{
return self::error(
Cache::get('avatar-' . $nickname,
function () use ($nickname) {
return DB::dql('select a from App\\Entity\\Avatar a ' .
'join App\Entity\GSActor p with a.gsactor_id = p.id ' .
'where p.nickname = :nickname',
['nickname' => $nickname]);
}),
$nickname
);
}
public static function getAvatarFileInfo(string $nickname)
{
try {
$res = self::error(
Cache::get('avatar-file-info-' . $nickname,
function () use ($nickname) {
return DB::dql('select f.file_hash, f.mimetype, f.title ' .
'from App\\Entity\\File f ' .
'join App\\Entity\\Avatar a with f.id = a.file_id ' .
'join App\\Entity\\GSActor p with p.id = a.gsactor_id ' .
'where p.nickname = :nickname',
['nickname' => $nickname]);
}),
$nickname
);
$res['file_path'] = Avatar::getFilePathStatic($res['file_hash']);
return $res;
} catch (Exception $e) {
$filepath = INSTALLDIR . '/public/assets/default-avatar.svg';
return ['file_path' => $filepath, 'mimetype' => 'image/svg+xml', 'title' => null];
}
}
}