gnu-social/components/Media/Media.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\Module;
use App\Entity\File;
use App\Util\Common;
use App\Util\Nickname;
use Symfony\Component\HttpFoundation\File\File as SymfonyFile;
class Media extends Module
{
public static function validateAndStoreFile(SymfonyFile $sfile, string $dest_dir, ?string $title = null, bool $is_local = true): 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,
'mimetype' => $sfile->getMimeType(),
'size' => $sfile->getSize(),
'title' => $title,
'timestamp' => $sfile->getMTime(),
'is_local' => $is_local,
]);
$sfile->move($dest_dir, $hash);
// TODO Normalize file types
return $file;
}
/**
* Include $filepath in the response, for viewing and downloading.
*
* @throws ServerException
*/
public static function sendFile(string $filepath, string $mimetype, string $output_filename, string $disposition = 'inline'): void
{
$x_delivery = Common::config('site', 'x_static_delivery');
if (is_string($x_delivery)) {
$tmp = explode(INSTALLDIR, $filepath);
$relative_path = end($tmp);
Log::debug("Using Static Delivery with header for: {$relative_path}");
header("{$x_delivery}: {$relative_path}");
} else {
if (file_exists($filepath)) {
header('Content-Description: File Transfer');
header("Content-Type: {$mimetype}");
header("Content-Disposition: {$disposition}; filename=\"{$output_filename}\"");
header('Expires: 0');
header('Content-Transfer-Encoding: binary');
$filesize = filesize($filepath);
http_response_code(200);
header("Content-Length: {$filesize}");
// header('Cache-Control: private, no-transform, no-store, must-revalidate');
$ret = @readfile($filepath);
if ($ret === false) {
http_response_code(404);
Log::error("Couldn't read file at {$filepath}.");
} elseif ($ret !== $filesize) {
http_response_code(500);
Log::error('The lengths of the file as recorded on the DB (or on disk) for the file ' .
"{$filepath} differ from what was sent to the user ({$filesize} vs {$ret}).");
}
}
}
}
public function onAddRoute($r)
{
$r->connect('avatar', '/{nickname<' . Nickname::DISPLAY_FMT . '>}/avatar/{size<full|big|medium|small>?full}', [Controller\Avatar::class, 'send']);
}
}