xref: /webtrees/app/Services/AdminService.php (revision 449b311ecf65f677a2595e1e29f712d11ef22f34)
1<?php
2
3/**
4 * webtrees: online genealogy
5 * Copyright (C) 2023 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\Services;
21
22use Fisharebest\Webtrees\DB;
23use Fisharebest\Webtrees\Encodings\UTF8;
24use Fisharebest\Webtrees\Family;
25use Fisharebest\Webtrees\GedcomRecord;
26use Fisharebest\Webtrees\Header;
27use Fisharebest\Webtrees\I18N;
28use Fisharebest\Webtrees\Individual;
29use Fisharebest\Webtrees\Media;
30use Fisharebest\Webtrees\Registry;
31use Fisharebest\Webtrees\Site;
32use Fisharebest\Webtrees\Source;
33use Fisharebest\Webtrees\Tree;
34use Illuminate\Database\Query\Expression;
35use Illuminate\Database\Query\JoinClause;
36use Illuminate\Support\Collection;
37use League\Flysystem\FilesystemException;
38use League\Flysystem\FilesystemOperator;
39use League\Flysystem\StorageAttributes;
40
41use function array_map;
42use function array_unique;
43use function explode;
44use function fclose;
45use function fread;
46use function implode;
47use function preg_match;
48use function sort;
49
50/**
51 * Utilities for the control panel.
52 */
53class AdminService
54{
55    /**
56     * Count of XREFs used by two trees at the same time.
57     *
58     * @param Tree $tree1
59     * @param Tree $tree2
60     *
61     * @return int
62     */
63    public function countCommonXrefs(Tree $tree1, Tree $tree2): int
64    {
65        $subquery1 = DB::table('individuals')
66            ->where('i_file', '=', $tree1->id())
67            ->select(['i_id AS xref'])
68            ->union(DB::table('families')
69                ->where('f_file', '=', $tree1->id())
70                ->select(['f_id AS xref']))
71            ->union(DB::table('sources')
72                ->where('s_file', '=', $tree1->id())
73                ->select(['s_id AS xref']))
74            ->union(DB::table('media')
75                ->where('m_file', '=', $tree1->id())
76                ->select(['m_id AS xref']))
77            ->union(DB::table('other')
78                ->where('o_file', '=', $tree1->id())
79                ->whereNotIn('o_type', [Header::RECORD_TYPE, 'TRLR'])
80                ->select(['o_id AS xref']));
81
82        $subquery2 = DB::table('change')
83            ->where('gedcom_id', '=', $tree2->id())
84            ->select(['xref AS other_xref'])
85            ->union(DB::table('individuals')
86                ->where('i_file', '=', $tree2->id())
87                ->select(['i_id AS xref']))
88            ->union(DB::table('families')
89                ->where('f_file', '=', $tree2->id())
90                ->select(['f_id AS xref']))
91            ->union(DB::table('sources')
92                ->where('s_file', '=', $tree2->id())
93                ->select(['s_id AS xref']))
94            ->union(DB::table('media')
95                ->where('m_file', '=', $tree2->id())
96                ->select(['m_id AS xref']))
97            ->union(DB::table('other')
98                ->where('o_file', '=', $tree2->id())
99                ->whereNotIn('o_type', [Header::RECORD_TYPE, 'TRLR'])
100                ->select(['o_id AS xref']));
101
102        return DB::table(new Expression('(' . $subquery1->toSql() . ') AS sub1'))
103            ->mergeBindings($subquery1)
104            ->joinSub($subquery2, 'sub2', 'other_xref', '=', 'xref')
105            ->count();
106    }
107
108    /**
109     * @param Tree $tree
110     *
111     * @return array<string,array<int,array<int,GedcomRecord>>>
112     */
113    public function duplicateRecords(Tree $tree): array
114    {
115        // We can't do any reasonable checks using MySQL.
116        // Will need to wait for a "repositories" table.
117        $repositories = [];
118
119        $sources = DB::table('sources')
120            ->where('s_file', '=', $tree->id())
121            ->groupBy(['s_name'])
122            ->having(new Expression('COUNT(s_id)'), '>', '1')
123            ->select([new Expression(DB::groupConcat('s_id') . ' AS xrefs')])
124            ->orderBy('xrefs')
125            ->pluck('xrefs')
126            ->map(static fn (string $xrefs): array => array_map(static fn (string $xref): Source => Registry::sourceFactory()->make($xref, $tree), explode(',', $xrefs)))
127            ->all();
128
129        // Database agnostic way to do GROUP_CONCAT(DISTINCT x ORDER BY x)
130        $distinct_order_by = static function (string $xrefs): string {
131            $array = explode(',', $xrefs);
132            sort($array);
133
134            return implode(',', array_unique($array));
135        };
136
137        $individuals = DB::table('dates')
138            ->join('name', static function (JoinClause $join): void {
139                $join
140                    ->on('d_file', '=', 'n_file')
141                    ->on('d_gid', '=', 'n_id');
142            })
143            ->where('d_file', '=', $tree->id())
144            ->whereIn('d_fact', ['BIRT', 'CHR', 'BAPM', 'DEAT', 'BURI'])
145            ->groupBy(['d_year', 'd_month', 'd_day', 'd_type', 'd_fact', 'n_type', 'n_full'])
146            ->having(new Expression('COUNT(DISTINCT d_gid)'), '>', '1')
147            ->select([new Expression(DB::groupConcat('d_gid') . ' AS xrefs')])
148            ->orderBy('xrefs')
149            ->pluck('xrefs')
150            ->map($distinct_order_by)
151            ->unique()
152            ->map(static fn (string $xrefs): array => array_map(static fn (string $xref): Individual => Registry::individualFactory()->make($xref, $tree), explode(',', $xrefs)))
153            ->all();
154
155        $families = DB::table('families')
156            ->where('f_file', '=', $tree->id())
157            ->groupBy([new Expression('LEAST(f_husb, f_wife)')])
158            ->groupBy([new Expression('GREATEST(f_husb, f_wife)')])
159            ->having(new Expression('COUNT(f_id)'), '>', '1')
160            ->select([new Expression(DB::groupConcat('f_id') . ' AS xrefs')])
161            ->orderBy('xrefs')
162            ->pluck('xrefs')
163            ->map(static fn (string $xrefs): array => array_map(static fn (string $xref): Family => Registry::familyFactory()->make($xref, $tree), explode(',', $xrefs)))
164            ->all();
165
166        $media = DB::table('media_file')
167            ->where('m_file', '=', $tree->id())
168            ->where('descriptive_title', '<>', '')
169            ->groupBy(['descriptive_title'])
170            ->having(new Expression('COUNT(DISTINCT m_id)'), '>', '1')
171            ->select([new Expression(DB::groupConcat('m_id') . ' AS xrefs')])
172            ->orderBy('xrefs')
173            ->pluck('xrefs')
174            ->map(static fn (string $xrefs): array => array_map(static fn (string $xref): Media => Registry::mediaFactory()->make($xref, $tree), explode(',', $xrefs)))
175            ->all();
176
177        return [
178            I18N::translate('Repositories')  => $repositories,
179            I18N::translate('Sources')       => $sources,
180            I18N::translate('Individuals')   => $individuals,
181            I18N::translate('Families')      => $families,
182            I18N::translate('Media objects') => $media,
183        ];
184    }
185
186    /**
187     * Every XREF used by this tree and also used by some other tree
188     *
189     * @param Tree $tree
190     *
191     * @return array<string>
192     */
193    public function duplicateXrefs(Tree $tree): array
194    {
195        $subquery1 = DB::table('individuals')
196            ->where('i_file', '=', $tree->id())
197            ->select(['i_id AS xref', new Expression("'INDI' AS type")])
198            ->union(DB::table('families')
199                ->where('f_file', '=', $tree->id())
200                ->select(['f_id AS xref', new Expression("'FAM' AS type")]))
201            ->union(DB::table('sources')
202                ->where('s_file', '=', $tree->id())
203                ->select(['s_id AS xref', new Expression("'SOUR' AS type")]))
204            ->union(DB::table('media')
205                ->where('m_file', '=', $tree->id())
206                ->select(['m_id AS xref', new Expression("'OBJE' AS type")]))
207            ->union(DB::table('other')
208                ->where('o_file', '=', $tree->id())
209                ->whereNotIn('o_type', [Header::RECORD_TYPE, 'TRLR'])
210                ->select(['o_id AS xref', 'o_type AS type']));
211
212        $subquery2 = DB::table('change')
213            ->where('gedcom_id', '<>', $tree->id())
214            ->select(['xref AS other_xref'])
215            ->union(DB::table('individuals')
216                ->where('i_file', '<>', $tree->id())
217                ->select(['i_id AS xref']))
218            ->union(DB::table('families')
219                ->where('f_file', '<>', $tree->id())
220                ->select(['f_id AS xref']))
221            ->union(DB::table('sources')
222                ->where('s_file', '<>', $tree->id())
223                ->select(['s_id AS xref']))
224            ->union(DB::table('media')
225                ->where('m_file', '<>', $tree->id())
226                ->select(['m_id AS xref']))
227            ->union(DB::table('other')
228                ->where('o_file', '<>', $tree->id())
229                ->whereNotIn('o_type', [Header::RECORD_TYPE, 'TRLR'])
230                ->select(['o_id AS xref']));
231
232        return DB::query()
233            ->fromSub($subquery1, 'sub1')
234            ->joinSub($subquery2, 'sub2', 'other_xref', '=', 'xref')
235            ->pluck('type', 'xref')
236            ->all();
237    }
238
239    /**
240     * A list of GEDCOM files in the data folder.
241     *
242     * @param FilesystemOperator $filesystem
243     *
244     * @return Collection<int,string>
245     */
246    public function gedcomFiles(FilesystemOperator $filesystem): Collection
247    {
248        try {
249            $files = $filesystem->listContents('')
250                ->filter(static function (StorageAttributes $attributes) use ($filesystem) {
251                    if (!$attributes->isFile()) {
252                        return false;
253                    }
254
255                    $stream = $filesystem->readStream($attributes->path());
256
257                    $header = fread($stream, 10);
258                    fclose($stream);
259
260                    return preg_match('/^(' . UTF8::BYTE_ORDER_MARK . ')?0 HEAD/', $header) > 0;
261                })
262                ->map(fn (StorageAttributes $attributes) => $attributes->path())
263                ->toArray();
264        } catch (FilesystemException) {
265            $files = [];
266        }
267
268        return Collection::make($files)->sort();
269    }
270
271    /**
272     * Change the behaviour a little, when there are a lot of trees.
273     *
274     * @return int
275     */
276    public function multipleTreeThreshold(): int
277    {
278        return (int) Site::getPreference('MULTIPLE_TREE_THRESHOLD');
279    }
280}
281