xref: /webtrees/app/Http/RequestHandlers/MediaFileDownload.php (revision 748dbe155a6d19d66918ad136947fa23ee8f8469) 
1<?php
2
3/**
4 * webtrees: online genealogy
5 * Copyright (C) 2022 webtrees development team
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <https://www.gnu.org/licenses/>.
16 */
17
18declare(strict_types=1);
19
20namespace Fisharebest\Webtrees\Http\RequestHandlers;
21
22use Fig\Http\Message\StatusCodeInterface;
23use Fisharebest\Webtrees\Auth;
24use Fisharebest\Webtrees\Registry;
25use Fisharebest\Webtrees\Validator;
26use Psr\Http\Message\ResponseInterface;
27use Psr\Http\Message\ServerRequestInterface;
28use Psr\Http\Server\RequestHandlerInterface;
29
30use function assert;
31use function redirect;
32
33/**
34 * Download a media file.
35 */
36class MediaFileDownload implements RequestHandlerInterface
37{
38    /**
39     * Download a non-image media file.
40     *
41     * @param ServerRequestInterface $request
42     *
43     * @return ResponseInterface
44     */
45    public function handle(ServerRequestInterface $request): ResponseInterface
46    {
47        $tree = Validator::attributes($request)->tree();
48        $user = Validator::attributes($request)->user();
49
50        $image_factory = Registry::imageFactory();
51
52        $disposition = Validator::queryParams($request)->isInArray(['inline', 'attachment'])->string('disposition');
53        $xref        = Validator::queryParams($request)->isXref()->string('xref');
54        $fact_id     = Validator::queryParams($request)->string('fact_id');
55        $media       = Registry::mediaFactory()->make($xref, $tree);
56        $media       = Auth::checkMediaAccess($media);
57
58        foreach ($media->mediaFiles() as $media_file) {
59            if ($media_file->factId() === $fact_id) {
60                if ($media_file->isExternal()) {
61                    return redirect($media_file->filename());
62                }
63
64                $watermark = $media_file->isImage() && $image_factory->fileNeedsWatermark($media_file, $user);
65                $download  = $disposition === 'attachment';
66
67                $response = $image_factory->mediaFileResponse($media_file, $watermark, $download);
68
69                return $response->withHeader('cache-control', 'public,max-age=31536000');
70            }
71        }
72
73        return $image_factory->replacementImageResponse((string) StatusCodeInterface::STATUS_NOT_FOUND);
74    }
75}
76