xref: /webtrees/app/Http/RequestHandlers/SynchronizeTrees.php (revision 91a257a4cd149099de2291e3d62a1b61f2f06bcd) 
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    /** @var AdminService */
47    private $admin_service;
48
49    /** @var TimeoutService */
50    private $timeout_service;
51
52    /** @var TreeService */
53    private $tree_service;
54
55    /**
56     * AdminTreesController constructor.
57     *
58     * @param AdminService        $admin_service
59     * @param TimeoutService      $timeout_service
60     * @param TreeService         $tree_service
61     */
62    public function __construct(
63        AdminService $admin_service,
64        TimeoutService $timeout_service,
65        TreeService $tree_service
66    ) {
67        $this->admin_service   = $admin_service;
68        $this->timeout_service = $timeout_service;
69        $this->tree_service    = $tree_service;
70    }
71
72    /**
73     * @param ServerRequestInterface $request
74     *
75     * @return ResponseInterface
76     */
77    public function handle(ServerRequestInterface $request): ResponseInterface
78    {
79        $data_filesystem = Registry::filesystem()->data();
80
81        $gedcom_files = $this->admin_service->gedcomFiles($data_filesystem);
82
83        foreach ($gedcom_files as $gedcom_file) {
84            // Only import files that have changed
85            try {
86                $filemtime = (string) $data_filesystem->lastModified($gedcom_file);
87
88                $tree = $this->tree_service->all()->get($gedcom_file) ?? $this->tree_service->create($gedcom_file, $gedcom_file);
89
90                if ($tree->getPreference('filemtime') !== $filemtime) {
91                    $resource = $data_filesystem->readStream($gedcom_file);
92                    $stream   = app(StreamFactoryInterface::class)->createStreamFromResource($resource);
93                    $this->tree_service->importGedcomFile($tree, $stream, $gedcom_file);
94                    $stream->close();
95                    $tree->setPreference('filemtime', $filemtime);
96
97                    FlashMessages::addMessage(I18N::translate('The GEDCOM file “%s” has been imported.', e($gedcom_file)), 'success');
98
99                    if ($this->timeout_service->isTimeNearlyUp(10.0)) {
100                        return redirect(route(__CLASS__), StatusCodeInterface::STATUS_TEMPORARY_REDIRECT);
101                    }
102                }
103            } catch (FilesystemException | UnableToRetrieveMetadata | UnableToReadFile $ex) {
104                // Can't read the file - skip it.
105            }
106        }
107
108        foreach ($this->tree_service->all() as $tree) {
109            if (!$gedcom_files->containsStrict($tree->name())) {
110                $this->tree_service->delete($tree);
111                FlashMessages::addMessage(I18N::translate('The family tree “%s” has been deleted.', e($tree->title())), 'success');
112
113                if ($this->timeout_service->isTimeNearlyUp(10.0)) {
114                    return redirect(route(__CLASS__), StatusCodeInterface::STATUS_TEMPORARY_REDIRECT);
115                }
116            }
117        }
118
119        return redirect(route(ManageTrees::class, ['tree' => $this->tree_service->all()->first()->name()]));
120    }
121}
122