xref: /webtrees/app/Http/RequestHandlers/SynchronizeTrees.php (revision 2ebcf907ed34213f816592af04e6c160335d6311) 
1<?php
2
3/**
4 * webtrees: online genealogy
5 * Copyright (C) 2021 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\FlashMessages;
24use Fisharebest\Webtrees\I18N;
25use Fisharebest\Webtrees\Registry;
26use Fisharebest\Webtrees\Services\AdminService;
27use Fisharebest\Webtrees\Services\TimeoutService;
28use Fisharebest\Webtrees\Services\TreeService;
29use League\Flysystem\FilesystemException;
30use League\Flysystem\UnableToReadFile;
31use League\Flysystem\UnableToRetrieveMetadata;
32use Psr\Http\Message\ResponseInterface;
33use Psr\Http\Message\ServerRequestInterface;
34use Psr\Http\Message\StreamFactoryInterface;
35use Psr\Http\Server\RequestHandlerInterface;
36
37use function app;
38use function redirect;
39use function route;
40
41/**
42 * Synchronize GEDCOM files with trees.
43 */
44class SynchronizeTrees implements RequestHandlerInterface
45{
46    private AdminService $admin_service;
47
48    private TimeoutService $timeout_service;
49
50    private TreeService $tree_service;
51
52    /**
53     * AdminTreesController constructor.
54     *
55     * @param AdminService        $admin_service
56     * @param TimeoutService      $timeout_service
57     * @param TreeService         $tree_service
58     */
59    public function __construct(
60        AdminService $admin_service,
61        TimeoutService $timeout_service,
62        TreeService $tree_service
63    ) {
64        $this->admin_service   = $admin_service;
65        $this->timeout_service = $timeout_service;
66        $this->tree_service    = $tree_service;
67    }
68
69    /**
70     * @param ServerRequestInterface $request
71     *
72     * @return ResponseInterface
73     */
74    public function handle(ServerRequestInterface $request): ResponseInterface
75    {
76        $data_filesystem = Registry::filesystem()->data();
77
78        $gedcom_files = $this->admin_service->gedcomFiles($data_filesystem);
79
80        foreach ($gedcom_files as $gedcom_file) {
81            // Only import files that have changed
82            try {
83                $filemtime = (string) $data_filesystem->lastModified($gedcom_file);
84
85                $tree = $this->tree_service->all()->get($gedcom_file) ?? $this->tree_service->create($gedcom_file, $gedcom_file);
86
87                if ($tree->getPreference('filemtime') !== $filemtime) {
88                    $resource = $data_filesystem->readStream($gedcom_file);
89                    $stream   = app(StreamFactoryInterface::class)->createStreamFromResource($resource);
90                    $this->tree_service->importGedcomFile($tree, $stream, $gedcom_file);
91                    $stream->close();
92                    $tree->setPreference('filemtime', $filemtime);
93
94                    FlashMessages::addMessage(I18N::translate('The GEDCOM file “%s” has been imported.', e($gedcom_file)), 'success');
95
96                    if ($this->timeout_service->isTimeNearlyUp(10.0)) {
97                        return redirect(route(__CLASS__), StatusCodeInterface::STATUS_TEMPORARY_REDIRECT);
98                    }
99                }
100            } catch (FilesystemException | UnableToRetrieveMetadata | UnableToReadFile $ex) {
101                // Can't read the file - skip it.
102            }
103        }
104
105        foreach ($this->tree_service->all() as $tree) {
106            if (!$gedcom_files->containsStrict($tree->name())) {
107                $this->tree_service->delete($tree);
108                FlashMessages::addMessage(I18N::translate('The family tree “%s” has been deleted.', e($tree->title())), 'success');
109
110                if ($this->timeout_service->isTimeNearlyUp(10.0)) {
111                    return redirect(route(__CLASS__), StatusCodeInterface::STATUS_TEMPORARY_REDIRECT);
112                }
113            }
114        }
115
116        return redirect(route(ManageTrees::class, ['tree' => $this->tree_service->all()->first()->name()]));
117    }
118}
119