xref: /webtrees/app/Module/IndividualListModule.php (revision b55cbc6b43247e8b2ad14af6f6d24dc6747195ff)
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\Module;
21
22use Aura\Router\RouterContainer;
23use Fisharebest\Localization\Locale\LocaleInterface;
24use Fisharebest\Webtrees\Auth;
25use Fisharebest\Webtrees\Contracts\UserInterface;
26use Fisharebest\Webtrees\Family;
27use Fisharebest\Webtrees\GedcomRecord;
28use Fisharebest\Webtrees\I18N;
29use Fisharebest\Webtrees\Individual;
30use Fisharebest\Webtrees\Registry;
31use Fisharebest\Webtrees\Services\LocalizationService;
32use Fisharebest\Webtrees\Session;
33use Fisharebest\Webtrees\Tree;
34use Fisharebest\Webtrees\Validator;
35use Illuminate\Database\Capsule\Manager as DB;
36use Illuminate\Database\Query\Builder;
37use Illuminate\Database\Query\Expression;
38use Illuminate\Database\Query\JoinClause;
39use Psr\Http\Message\ResponseInterface;
40use Psr\Http\Message\ServerRequestInterface;
41use Psr\Http\Server\RequestHandlerInterface;
42
43use function app;
44use function array_keys;
45use function assert;
46use function e;
47use function implode;
48use function in_array;
49use function ob_get_clean;
50use function ob_start;
51use function redirect;
52use function route;
53use function usort;
54use function view;
55
56/**
57 * Class IndividualListModule
58 */
59class IndividualListModule extends AbstractModule implements ModuleListInterface, RequestHandlerInterface
60{
61    use ModuleListTrait;
62
63    protected const ROUTE_URL = '/tree/{tree}/individual-list';
64
65    private LocalizationService $localization_service;
66
67    /**
68     * IndividualListModule constructor.
69     *
70     * @param LocalizationService $localization_service
71     */
72    public function __construct(LocalizationService $localization_service)
73    {
74        $this->localization_service = $localization_service;
75    }
76
77    /**
78     * Initialization.
79     *
80     * @return void
81     */
82    public function boot(): void
83    {
84        $router_container = app(RouterContainer::class);
85        assert($router_container instanceof RouterContainer);
86
87        $router_container->getMap()
88            ->get(static::class, static::ROUTE_URL, $this);
89    }
90
91    /**
92     * How should this module be identified in the control panel, etc.?
93     *
94     * @return string
95     */
96    public function title(): string
97    {
98        /* I18N: Name of a module/list */
99        return I18N::translate('Individuals');
100    }
101
102    /**
103     * A sentence describing what this module does.
104     *
105     * @return string
106     */
107    public function description(): string
108    {
109        /* I18N: Description of the “Individuals” module */
110        return I18N::translate('A list of individuals.');
111    }
112
113    /**
114     * CSS class for the URL.
115     *
116     * @return string
117     */
118    public function listMenuClass(): string
119    {
120        return 'menu-list-indi';
121    }
122
123    /**
124     * @param Tree                                      $tree
125     * @param array<bool|int|string|array<string>|null> $parameters
126     *
127     * @return string
128     */
129    public function listUrl(Tree $tree, array $parameters = []): string
130    {
131        $request = app(ServerRequestInterface::class);
132        assert($request instanceof ServerRequestInterface);
133
134        $xref = Validator::attributes($request)->isXref()->string('xref', '');
135
136        if ($xref !== '') {
137            $individual = Registry::individualFactory()->make($xref, $tree);
138
139            if ($individual instanceof Individual && $individual->canShow()) {
140                $primary_name = $individual->getPrimaryName();
141
142                $parameters['surname'] = $parameters['surname'] ?? $individual->getAllNames()[$primary_name]['surn'] ?? null;
143            }
144        }
145
146        $parameters['tree'] = $tree->name();
147
148        return route(static::class, $parameters);
149    }
150
151    /**
152     * @return array<string>
153     */
154    public function listUrlAttributes(): array
155    {
156        return [];
157    }
158
159    /**
160     * Handle URLs generated by older versions of webtrees
161     *
162     * @param ServerRequestInterface $request
163     *
164     * @return ResponseInterface
165     */
166    public function getListAction(ServerRequestInterface $request): ResponseInterface
167    {
168        $tree = Validator::attributes($request)->tree();
169
170        return redirect($this->listUrl($tree, $request->getQueryParams()));
171    }
172
173    /**
174     * @param ServerRequestInterface $request
175     *
176     * @return ResponseInterface
177     */
178    public function handle(ServerRequestInterface $request): ResponseInterface
179    {
180        $tree = Validator::attributes($request)->tree();
181        $user = Validator::attributes($request)->user();
182
183        Auth::checkComponentAccess($this, ModuleListInterface::class, $tree, $user);
184
185        return $this->createResponse($tree, $user, $request->getQueryParams(), false);
186    }
187
188    /**
189     * @param Tree          $tree
190     * @param UserInterface $user
191     * @param array<string> $params
192     * @param bool          $families
193     *
194     * @return ResponseInterface
195     */
196    protected function createResponse(Tree $tree, UserInterface $user, array $params, bool $families): ResponseInterface
197    {
198        ob_start();
199
200        // We show three different lists: initials, surnames and individuals
201
202        // All surnames beginning with this letter where "@"=unknown and ","=none
203        $alpha = $params['alpha'] ?? '';
204
205        // All individuals with this surname
206        $surname = $params['surname'] ?? '';
207
208        // All individuals
209        $show_all = $params['show_all'] ?? 'no';
210
211        // Long lists can be broken down by given name
212        $show_all_firstnames = $params['show_all_firstnames'] ?? 'no';
213        if ($show_all_firstnames === 'yes') {
214            $falpha = '';
215        } else {
216            // All first names beginning with this letter
217            $falpha = $params['falpha'] ?? '';
218        }
219
220        $show_marnm = $params['show_marnm'] ?? '';
221        switch ($show_marnm) {
222            case 'no':
223            case 'yes':
224                $user->setPreference($families ? 'family-list-marnm' : 'individual-list-marnm', $show_marnm);
225                break;
226            default:
227                $show_marnm = $user->getPreference($families ? 'family-list-marnm' : 'individual-list-marnm');
228        }
229
230        // Make sure selections are consistent.
231        // i.e. can’t specify show_all and surname at the same time.
232        if ($show_all === 'yes') {
233            if ($show_all_firstnames === 'yes') {
234                $alpha   = '';
235                $surname = '';
236                $legend  = I18N::translate('All');
237                $params  = [
238                    'tree'     => $tree->name(),
239                    'show_all' => 'yes',
240                ];
241                $show    = 'indi';
242            } elseif ($falpha !== '') {
243                $alpha   = '';
244                $surname = '';
245                $legend  = I18N::translate('All') . ', ' . e($falpha) . '…';
246                $params  = [
247                    'tree'     => $tree->name(),
248                    'show_all' => 'yes',
249                ];
250                $show    = 'indi';
251            } else {
252                $alpha   = '';
253                $surname = '';
254                $legend  = I18N::translate('All');
255                $show    = $params['show'] ?? 'surn';
256                $params  = [
257                    'tree'     => $tree->name(),
258                    'show_all' => 'yes',
259                ];
260            }
261        } elseif ($surname !== '') {
262            $alpha    = $this->localization_service->initialLetter($surname, I18N::locale()); // so we can highlight the initial letter
263            $show_all = 'no';
264            if ($surname === Individual::NOMEN_NESCIO) {
265                $legend = I18N::translateContext('Unknown surname', '…');
266            } else {
267                // The surname parameter is a root/canonical form.
268                // Display it as the actual surname
269                $legend = implode('/', array_keys($this->surnames($tree, $surname, $alpha, $show_marnm === 'yes', $families, I18N::locale())));
270            }
271            $params = [
272                'tree'    => $tree->name(),
273                'surname' => $surname,
274                'falpha'  => $falpha,
275            ];
276            switch ($falpha) {
277                case '':
278                    break;
279                case '@':
280                    $legend .= ', ' . I18N::translateContext('Unknown given name', '…');
281                    break;
282                default:
283                    $legend .= ', ' . e($falpha) . '…';
284                    break;
285            }
286            $show = 'indi'; // SURN list makes no sense here
287        } elseif ($alpha === '@') {
288            $show_all = 'no';
289            $legend   = I18N::translateContext('Unknown surname', '…');
290            $params   = [
291                'alpha' => $alpha,
292                'tree'  => $tree->name(),
293            ];
294            $show     = 'indi'; // SURN list makes no sense here
295        } elseif ($alpha === ',') {
296            $show_all = 'no';
297            $legend   = I18N::translate('None');
298            $params   = [
299                'alpha' => $alpha,
300                'tree'  => $tree->name(),
301            ];
302            $show     = 'indi'; // SURN list makes no sense here
303        } elseif ($alpha !== '') {
304            $show_all = 'no';
305            $legend   = e($alpha) . '…';
306            $show     = $params['show'] ?? 'surn';
307            $params   = [
308                'alpha' => $alpha,
309                'tree'  => $tree->name(),
310            ];
311        } else {
312            $show_all = 'no';
313            $legend   = '…';
314            $params   = [
315                'tree' => $tree->name(),
316            ];
317            $show     = 'none'; // Don't show lists until something is chosen
318        }
319        $legend = '<bdi>' . $legend . '</bdi>';
320
321        if ($families) {
322            $title = I18N::translate('Families') . ' — ' . $legend;
323        } else {
324            $title = I18N::translate('Individuals') . ' — ' . $legend;
325        } ?>
326        <div class="d-flex flex-column wt-page-options wt-page-options-individual-list d-print-none">
327            <ul class="d-flex flex-wrap list-unstyled justify-content-center wt-initials-list wt-initials-list-surname">
328
329                <?php foreach ($this->surnameAlpha($tree, $show_marnm === 'yes', $families, I18N::locale()) as $letter => $count) : ?>
330                    <li class="wt-initials-list-item d-flex">
331                        <?php if ($count > 0) : ?>
332                            <a href="<?= e($this->listUrl($tree, ['alpha' => $letter, 'tree' => $tree->name()])) ?>" class="wt-initial px-1<?= $letter === $alpha ? ' active' : '' ?> '" title="<?= I18N::number($count) ?>"><?= $this->surnameInitial((string) $letter) ?></a>
333                        <?php else : ?>
334                            <span class="wt-initial px-1 text-muted"><?= $this->surnameInitial((string) $letter) ?></span>
335
336                        <?php endif ?>
337                    </li>
338                <?php endforeach ?>
339
340                <?php if (Session::has('initiated')) : ?>
341                    <!-- Search spiders don't get the "show all" option as the other links give them everything. -->
342                    <li class="wt-initials-list-item d-flex">
343                        <a class="wt-initial px-1<?= $show_all === 'yes' ? ' active' : '' ?>" href="<?= e($this->listUrl($tree, ['show_all' => 'yes'] + $params)) ?>"><?= I18N::translate('All') ?></a>
344                    </li>
345                <?php endif ?>
346            </ul>
347
348            <!-- Search spiders don't get an option to show/hide the surname sublists, nor does it make sense on the all/unknown/surname views -->
349            <?php if ($show !== 'none' && Session::has('initiated')) : ?>
350                <?php if ($show_marnm === 'yes') : ?>
351                    <p>
352                        <a href="<?= e($this->listUrl($tree, ['show' => $show, 'show_marnm' => 'no'] + $params)) ?>">
353                            <?= I18N::translate('Exclude individuals with “%s” as a married name', $legend) ?>
354                        </a>
355                    </p>
356                <?php else : ?>
357                    <p>
358                        <a href="<?= e($this->listUrl($tree, ['show' => $show, 'show_marnm' => 'yes'] + $params)) ?>">
359                            <?= I18N::translate('Include individuals with “%s” as a married name', $legend) ?>
360                        </a>
361                    </p>
362                <?php endif ?>
363
364                <?php if ($alpha !== '@' && $alpha !== ',' && $surname === '') : ?>
365                    <?php if ($show === 'surn') : ?>
366                        <p>
367                            <a href="<?= e($this->listUrl($tree, ['show' => 'indi', 'show_marnm' => 'no'] + $params)) ?>">
368                                <?= I18N::translate('Show the list of individuals') ?>
369                            </a>
370                        </p>
371                    <?php else : ?>
372                        <p>
373                            <a href="<?= e($this->listUrl($tree, ['show' => 'surn', 'show_marnm' => 'no'] + $params)) ?>">
374                                <?= I18N::translate('Show the list of surnames') ?>
375                            </a>
376                        </p>
377                    <?php endif ?>
378                <?php endif ?>
379            <?php endif ?>
380        </div>
381
382        <div class="wt-page-content">
383            <?php
384
385            if ($show === 'indi' || $show === 'surn') {
386                $surns = $this->surnames($tree, $surname, $alpha, $show_marnm === 'yes', $families, I18N::locale());
387                if ($show === 'surn') {
388                    // Show the surname list
389                    switch ($tree->getPreference('SURNAME_LIST_STYLE')) {
390                        case 'style1':
391                            echo view('lists/surnames-column-list', [
392                                'module'   => $this,
393                                'surnames' => $surns,
394                                'totals'   => true,
395                                'tree'     => $tree,
396                            ]);
397                            break;
398                        case 'style3':
399                            echo view('lists/surnames-tag-cloud', [
400                                'module'   => $this,
401                                'surnames' => $surns,
402                                'totals'   => true,
403                                'tree'     => $tree,
404                            ]);
405                            break;
406                        case 'style2':
407                        default:
408                            echo view('lists/surnames-table', [
409                                'families' => $families,
410                                'module'   => $this,
411                                'order'    => [[1, 'desc']],
412                                'surnames' => $surns,
413                                'tree'     => $tree,
414                            ]);
415                            break;
416                    }
417                } else {
418                    // Show the list
419                    $count = 0;
420                    foreach ($surns as $surnames) {
421                        foreach ($surnames as $total) {
422                            $count += $total;
423                        }
424                    }
425                    // Don't sublist short lists.
426                    if ($count < $tree->getPreference('SUBLIST_TRIGGER_I')) {
427                        $falpha = '';
428                    } else {
429                        $givn_initials = $this->givenAlpha($tree, $surname, $alpha, $show_marnm === 'yes', $families, I18N::locale());
430                        // Break long lists by initial letter of given name
431                        if ($surname !== '' || $show_all === 'yes') {
432                            if ($show_all === 'no') {
433                                echo '<h2 class="wt-page-title">', I18N::translate('Individuals with surname %s', $legend), '</h2>';
434                            }
435                            // Don't show the list until we have some filter criteria
436                            $show = $falpha !== '' || $show_all_firstnames === 'yes' ? 'indi' : 'none';
437                            $list = [];
438                            echo '<ul class="d-flex flex-wrap list-unstyled justify-content-center wt-initials-list wt-initials-list-given-names">';
439                            foreach ($givn_initials as $givn_initial => $given_count) {
440                                echo '<li class="wt-initials-list-item d-flex">';
441                                if ($given_count > 0) {
442                                    if ($show === 'indi' && $givn_initial === $falpha && $show_all_firstnames === 'no') {
443                                        echo '<a class="wt-initial px-1 active" href="' . e($this->listUrl($tree, ['falpha' => $givn_initial] + $params)) . '" title="' . I18N::number($given_count) . '">' . $this->givenNameInitial((string) $givn_initial) . '</a>';
444                                    } else {
445                                        echo '<a class="wt-initial px-1" href="' . e($this->listUrl($tree, ['falpha' => $givn_initial] + $params)) . '" title="' . I18N::number($given_count) . '">' . $this->givenNameInitial((string) $givn_initial) . '</a>';
446                                    }
447                                } else {
448                                    echo '<span class="wt-initial px-1 text-muted">' . $this->givenNameInitial((string) $givn_initial) . '</span>';
449                                }
450                                echo '</li>';
451                            }
452                            // Search spiders don't get the "show all" option as the other links give them everything.
453                            if (Session::has('initiated')) {
454                                echo '<li class="wt-initials-list-item d-flex">';
455                                if ($show_all_firstnames === 'yes') {
456                                    echo '<span class="wt-initial px-1 active">' . I18N::translate('All') . '</span>';
457                                } else {
458                                    echo '<a class="wt-initial px-1" href="' . e($this->listUrl($tree, ['show_all_firstnames' => 'yes'] + $params)) . '" title="' . I18N::number($count) . '">' . I18N::translate('All') . '</a>';
459                                }
460                                echo '</li>';
461                            }
462                            echo '</ul>';
463                            echo '<p class="text-center alpha_index">', implode(' | ', $list), '</p>';
464                        }
465                    }
466                    if ($show === 'indi') {
467                        if (!$families) {
468                            echo view('lists/individuals-table', [
469                                'individuals' => $this->individuals($tree, $surname, $alpha, $falpha, $show_marnm === 'yes', false, I18N::locale()),
470                                'sosa'        => false,
471                                'tree'        => $tree,
472                            ]);
473                        } else {
474                            echo view('lists/families-table', [
475                                'families' => $this->families($tree, $surname, $alpha, $falpha, $show_marnm === 'yes', I18N::locale()),
476                                'tree'     => $tree,
477                            ]);
478                        }
479                    }
480                }
481            } ?>
482        </div>
483        <?php
484
485        $html = ob_get_clean();
486
487        return $this->viewResponse('modules/individual-list/page', [
488            'content' => $html,
489            'title'   => $title,
490            'tree'    => $tree,
491        ]);
492    }
493
494    /**
495     * Some initial letters have a special meaning
496     *
497     * @param string $initial
498     *
499     * @return string
500     */
501    protected function givenNameInitial(string $initial): string
502    {
503        if ($initial === '@') {
504            return I18N::translateContext('Unknown given name', '…');
505        }
506
507        return e($initial);
508    }
509
510    /**
511     * Some initial letters have a special meaning
512     *
513     * @param string $initial
514     *
515     * @return string
516     */
517    protected function surnameInitial(string $initial): string
518    {
519        if ($initial === '@') {
520            return I18N::translateContext('Unknown surname', '…');
521        }
522
523        if ($initial === ',') {
524            return I18N::translate('None');
525        }
526
527        return e($initial);
528    }
529
530    /**
531     * Restrict a query to individuals that are a spouse in a family record.
532     *
533     * @param bool    $fams
534     * @param Builder $query
535     */
536    protected function whereFamily(bool $fams, Builder $query): void
537    {
538        if ($fams) {
539            $query->join('link', static function (JoinClause $join): void {
540                $join
541                    ->on('l_from', '=', 'n_id')
542                    ->on('l_file', '=', 'n_file')
543                    ->where('l_type', '=', 'FAMS');
544            });
545        }
546    }
547
548    /**
549     * Restrict a query to include/exclude married names.
550     *
551     * @param bool    $marnm
552     * @param Builder $query
553     */
554    protected function whereMarriedName(bool $marnm, Builder $query): void
555    {
556        if (!$marnm) {
557            $query->where('n_type', '<>', '_MARNM');
558        }
559    }
560
561    /**
562     * Get a list of initial surname letters.
563     *
564     * @param Tree            $tree
565     * @param bool            $marnm if set, include married names
566     * @param bool            $fams  if set, only consider individuals with FAMS records
567     * @param LocaleInterface $locale
568     *
569     * @return array<int>
570     */
571    public function surnameAlpha(Tree $tree, bool $marnm, bool $fams, LocaleInterface $locale): array
572    {
573        $collation = $this->localization_service->collation($locale);
574
575        $n_surn = $this->fieldWithCollation('n_surn', $collation);
576        $alphas = [];
577
578        $query = DB::table('name')->where('n_file', '=', $tree->id());
579
580        $this->whereFamily($fams, $query);
581        $this->whereMarriedName($marnm, $query);
582
583        // Fetch all the letters in our alphabet, whether or not there
584        // are any names beginning with that letter. It looks better to
585        // show the full alphabet, rather than omitting rare letters such as X.
586        foreach ($this->localization_service->alphabet($locale) as $letter) {
587            $query2 = clone $query;
588
589            $this->whereInitial($query2, 'n_surn', $letter, $locale);
590
591            $alphas[$letter] = $query2->count();
592        }
593
594        // Now fetch initial letters that are not in our alphabet,
595        // including "@" (for "@N.N.") and "" for no surname.
596        foreach ($this->localization_service->alphabet($locale) as $letter) {
597            $query->where($n_surn, 'NOT LIKE', $letter . '%');
598        }
599
600        $rows = $query
601            ->groupBy(['initial'])
602            ->orderBy('initial')
603            ->pluck(new Expression('COUNT(*) AS aggregate'), new Expression('SUBSTR(n_surn, 1, 1) AS initial'));
604
605        $specials = ['@', ''];
606
607        foreach ($rows as $alpha => $count) {
608            if (!in_array($alpha, $specials, true)) {
609                $alphas[$alpha] = (int) $count;
610            }
611        }
612
613        // Empty surnames have a special code ',' - as we search for SURN.GIVN
614        foreach ($specials as $special) {
615            if ($rows->has($special)) {
616                $alphas[$special ?: ','] = (int) $rows[$special];
617            }
618        }
619
620        return $alphas;
621    }
622
623    /**
624     * Get a list of initial given name letters for indilist.php and famlist.php
625     *
626     * @param Tree            $tree
627     * @param string          $surn   if set, only consider people with this surname
628     * @param string          $salpha if set, only consider surnames starting with this letter
629     * @param bool            $marnm  if set, include married names
630     * @param bool            $fams   if set, only consider individuals with FAMS records
631     * @param LocaleInterface $locale
632     *
633     * @return array<int>
634     */
635    public function givenAlpha(Tree $tree, string $surn, string $salpha, bool $marnm, bool $fams, LocaleInterface $locale): array
636    {
637        $collation = $this->localization_service->collation($locale);
638
639        $alphas = [];
640
641        $query = DB::table('name')
642            ->where('n_file', '=', $tree->id());
643
644        $this->whereFamily($fams, $query);
645        $this->whereMarriedName($marnm, $query);
646
647        if ($surn !== '') {
648            $n_surn = $this->fieldWithCollation('n_surn', $collation);
649            $query->where($n_surn, '=', $surn);
650        } elseif ($salpha === ',') {
651            $query->where('n_surn', '=', '');
652        } elseif ($salpha === '@') {
653            $query->where('n_surn', '=', Individual::NOMEN_NESCIO);
654        } elseif ($salpha !== '') {
655            $this->whereInitial($query, 'n_surn', $salpha, $locale);
656        } else {
657            // All surnames
658            $query->whereNotIn('n_surn', ['', Individual::NOMEN_NESCIO]);
659        }
660
661        // Fetch all the letters in our alphabet, whether or not there
662        // are any names beginning with that letter. It looks better to
663        // show the full alphabet, rather than omitting rare letters such as X
664        foreach ($this->localization_service->alphabet($locale) as $letter) {
665            $query2 = clone $query;
666
667            $this->whereInitial($query2, 'n_givn', $letter, $locale);
668
669            $alphas[$letter] = $query2->distinct()->count('n_id');
670        }
671
672        $rows = $query
673            ->groupBy(['initial'])
674            ->orderBy('initial')
675            ->pluck(new Expression('COUNT(*) AS aggregate'), new Expression('UPPER(SUBSTR(n_givn, 1, 1)) AS initial'));
676
677        foreach ($rows as $alpha => $count) {
678            if ($alpha !== '@') {
679                $alphas[$alpha] = (int) $count;
680            }
681        }
682
683        if ($rows->has('@')) {
684            $alphas['@'] = (int) $rows['@'];
685        }
686
687        return $alphas;
688    }
689
690    /**
691     * Get a count of actual surnames and variants, based on a "root" surname.
692     *
693     * @param Tree            $tree
694     * @param string          $surn   if set, only count people with this surname
695     * @param string          $salpha if set, only consider surnames starting with this letter
696     * @param bool            $marnm  if set, include married names
697     * @param bool            $fams   if set, only consider individuals with FAMS records
698     * @param LocaleInterface $locale
699     *
700     * @return array<array<int>>
701     */
702    public function surnames(
703        Tree $tree,
704        string $surn,
705        string $salpha,
706        bool $marnm,
707        bool $fams,
708        LocaleInterface $locale
709    ): array {
710        $collation = $this->localization_service->collation($locale);
711
712        $query = DB::table('name')
713            ->where('n_file', '=', $tree->id())
714            ->select([
715                new Expression('UPPER(n_surn /*! COLLATE ' . $collation . ' */) AS n_surn'),
716                new Expression('n_surname /*! COLLATE utf8_bin */ AS n_surname'),
717                new Expression('COUNT(*) AS total'),
718            ]);
719
720        $this->whereFamily($fams, $query);
721        $this->whereMarriedName($marnm, $query);
722
723        if ($surn !== '') {
724            $query->where('n_surn', '=', $surn);
725        } elseif ($salpha === ',') {
726            $query->where('n_surn', '=', '');
727        } elseif ($salpha === '@') {
728            $query->where('n_surn', '=', Individual::NOMEN_NESCIO);
729        } elseif ($salpha !== '') {
730            $this->whereInitial($query, 'n_surn', $salpha, $locale);
731        } else {
732            // All surnames
733            $query->whereNotIn('n_surn', ['', Individual::NOMEN_NESCIO]);
734        }
735        $query
736            ->groupBy(['n_surn'])
737            ->groupBy(['n_surname'])
738            ->orderBy('n_surname');
739
740        $list = [];
741
742        foreach ($query->get() as $row) {
743            $list[$row->n_surn][$row->n_surname] = (int) $row->total;
744        }
745
746        return $list;
747    }
748
749    /**
750     * Fetch a list of individuals with specified names
751     * To search for unknown names, use $surn="@N.N.", $salpha="@" or $galpha="@"
752     * To search for names with no surnames, use $salpha=","
753     *
754     * @param Tree            $tree
755     * @param string          $surn   if set, only fetch people with this surname
756     * @param string          $salpha if set, only fetch surnames starting with this letter
757     * @param string          $galpha if set, only fetch given names starting with this letter
758     * @param bool            $marnm  if set, include married names
759     * @param bool            $fams   if set, only fetch individuals with FAMS records
760     * @param LocaleInterface $locale
761     *
762     * @return array<Individual>
763     */
764    public function individuals(
765        Tree $tree,
766        string $surn,
767        string $salpha,
768        string $galpha,
769        bool $marnm,
770        bool $fams,
771        LocaleInterface $locale
772    ): array {
773        $collation = $this->localization_service->collation($locale);
774
775        // Use specific collation for name fields.
776        $n_givn = $this->fieldWithCollation('n_givn', $collation);
777        $n_surn = $this->fieldWithCollation('n_surn', $collation);
778
779        $query = DB::table('individuals')
780            ->join('name', static function (JoinClause $join): void {
781                $join
782                    ->on('n_id', '=', 'i_id')
783                    ->on('n_file', '=', 'i_file');
784            })
785            ->where('i_file', '=', $tree->id())
786            ->select(['i_id AS xref', 'i_gedcom AS gedcom', 'n_givn', 'n_surn']);
787
788        $this->whereFamily($fams, $query);
789        $this->whereMarriedName($marnm, $query);
790
791        if ($surn) {
792            $query->where($n_surn, '=', $surn);
793        } elseif ($salpha === ',') {
794            $query->where($n_surn, '=', '');
795        } elseif ($salpha === '@') {
796            $query->where($n_surn, '=', Individual::NOMEN_NESCIO);
797        } elseif ($salpha) {
798            $this->whereInitial($query, 'n_surn', $salpha, $locale);
799        } else {
800            // All surnames
801            $query->whereNotIn($n_surn, ['', Individual::NOMEN_NESCIO]);
802        }
803        if ($galpha) {
804            $this->whereInitial($query, 'n_givn', $galpha, $locale);
805        }
806
807        $query
808            ->orderBy(new Expression("CASE n_surn WHEN '" . Individual::NOMEN_NESCIO . "' THEN 1 ELSE 0 END"))
809            ->orderBy($n_surn)
810            ->orderBy(new Expression("CASE n_givn WHEN '" . Individual::NOMEN_NESCIO . "' THEN 1 ELSE 0 END"))
811            ->orderBy($n_givn);
812
813        $list = [];
814        $rows = $query->get();
815
816        foreach ($rows as $row) {
817            $individual = Registry::individualFactory()->make($row->xref, $tree, $row->gedcom);
818            assert($individual instanceof Individual);
819
820            // The name from the database may be private - check the filtered list...
821            foreach ($individual->getAllNames() as $n => $name) {
822                if ($name['givn'] === $row->n_givn && $name['surn'] === $row->n_surn) {
823                    $individual->setPrimaryName($n);
824                    // We need to clone $individual, as we may have multiple references to the
825                    // same individual in this list, and the "primary name" would otherwise
826                    // be shared amongst all of them.
827                    $list[] = clone $individual;
828                    break;
829                }
830            }
831        }
832
833        return $list;
834    }
835
836    /**
837     * Fetch a list of families with specified names
838     * To search for unknown names, use $surn="@N.N.", $salpha="@" or $galpha="@"
839     * To search for names with no surnames, use $salpha=","
840     *
841     * @param Tree            $tree
842     * @param string          $surn   if set, only fetch people with this surname
843     * @param string          $salpha if set, only fetch surnames starting with this letter
844     * @param string          $galpha if set, only fetch given names starting with this letter
845     * @param bool            $marnm  if set, include married names
846     * @param LocaleInterface $locale
847     *
848     * @return array<Family>
849     */
850    public function families(Tree $tree, string $surn, string $salpha, string $galpha, bool $marnm, LocaleInterface $locale): array
851    {
852        $list = [];
853        foreach ($this->individuals($tree, $surn, $salpha, $galpha, $marnm, true, $locale) as $indi) {
854            foreach ($indi->spouseFamilies() as $family) {
855                $list[$family->xref()] = $family;
856            }
857        }
858        usort($list, GedcomRecord::nameComparator());
859
860        return $list;
861    }
862
863    /**
864     * Use MySQL-specific comments so we can run these queries on other RDBMS.
865     *
866     * @param string $field
867     * @param string $collation
868     *
869     * @return Expression
870     */
871    protected function fieldWithCollation(string $field, string $collation): Expression
872    {
873        return new Expression($field . ' /*! COLLATE ' . $collation . ' */');
874    }
875
876    /**
877     * Modify a query to restrict a field to a given initial letter.
878     * Take account of digraphs, equialent letters, etc.
879     *
880     * @param Builder         $query
881     * @param string          $field
882     * @param string          $letter
883     * @param LocaleInterface $locale
884     *
885     * @return void
886     */
887    protected function whereInitial(
888        Builder $query,
889        string $field,
890        string $letter,
891        LocaleInterface $locale
892    ): void {
893        $collation = $this->localization_service->collation($locale);
894
895        // Use MySQL-specific comments so we can run these queries on other RDBMS.
896        $field_with_collation = $this->fieldWithCollation($field, $collation);
897
898        switch ($locale->languageTag()) {
899            case 'cs':
900                $this->whereInitialCzech($query, $field_with_collation, $letter);
901                break;
902
903            case 'da':
904            case 'nb':
905            case 'nn':
906                $this->whereInitialNorwegian($query, $field_with_collation, $letter);
907                break;
908
909            case 'sv':
910            case 'fi':
911                $this->whereInitialSwedish($query, $field_with_collation, $letter);
912                break;
913
914            case 'hu':
915                $this->whereInitialHungarian($query, $field_with_collation, $letter);
916                break;
917
918            case 'nl':
919                $this->whereInitialDutch($query, $field_with_collation, $letter);
920                break;
921
922            default:
923                $query->where($field_with_collation, 'LIKE', '\\' . $letter . '%');
924        }
925    }
926
927    /**
928     * @param Builder    $query
929     * @param Expression $field
930     * @param string     $letter
931     */
932    protected function whereInitialCzech(Builder $query, Expression $field, string $letter): void
933    {
934        if ($letter === 'C') {
935            $query->where($field, 'LIKE', 'C%')->where($field, 'NOT LIKE', 'CH%');
936        } else {
937            $query->where($field, 'LIKE', '\\' . $letter . '%');
938        }
939    }
940
941    /**
942     * @param Builder    $query
943     * @param Expression $field
944     * @param string     $letter
945     */
946    protected function whereInitialDutch(Builder $query, Expression $field, string $letter): void
947    {
948        if ($letter === 'I') {
949            $query->where($field, 'LIKE', 'I%')->where($field, 'NOT LIKE', 'IJ%');
950        } else {
951            $query->where($field, 'LIKE', '\\' . $letter . '%');
952        }
953    }
954
955    /**
956     * Hungarian has many digraphs and trigraphs, so exclude these from prefixes.
957     *
958     * @param Builder    $query
959     * @param Expression $field
960     * @param string     $letter
961     */
962    protected function whereInitialHungarian(Builder $query, Expression $field, string $letter): void
963    {
964        switch ($letter) {
965            case 'C':
966                $query->where($field, 'LIKE', 'C%')->where($field, 'NOT LIKE', 'CS%');
967                break;
968
969            case 'D':
970                $query->where($field, 'LIKE', 'D%')->where($field, 'NOT LIKE', 'DZ%');
971                break;
972
973            case 'DZ':
974                $query->where($field, 'LIKE', 'DZ%')->where($field, 'NOT LIKE', 'DZS%');
975                break;
976
977            case 'G':
978                $query->where($field, 'LIKE', 'G%')->where($field, 'NOT LIKE', 'GY%');
979                break;
980
981            case 'L':
982                $query->where($field, 'LIKE', 'L%')->where($field, 'NOT LIKE', 'LY%');
983                break;
984
985            case 'N':
986                $query->where($field, 'LIKE', 'N%')->where($field, 'NOT LIKE', 'NY%');
987                break;
988
989            case 'S':
990                $query->where($field, 'LIKE', 'S%')->where($field, 'NOT LIKE', 'SZ%');
991                break;
992
993            case 'T':
994                $query->where($field, 'LIKE', 'T%')->where($field, 'NOT LIKE', 'TY%');
995                break;
996
997            case 'Z':
998                $query->where($field, 'LIKE', 'Z%')->where($field, 'NOT LIKE', 'ZS%');
999                break;
1000
1001            default:
1002                $query->where($field, 'LIKE', '\\' . $letter . '%');
1003                break;
1004        }
1005    }
1006
1007    /**
1008     * In Norwegian and Danish, AA gets listed under Å, NOT A
1009     *
1010     * @param Builder    $query
1011     * @param Expression $field
1012     * @param string     $letter
1013     */
1014    protected function whereInitialNorwegian(Builder $query, Expression $field, string $letter): void
1015    {
1016        switch ($letter) {
1017            case 'A':
1018                $query->where($field, 'LIKE', 'A%')->where($field, 'NOT LIKE', 'AA%');
1019                break;
1020
1021            case 'Å':
1022                $query->where(static function (Builder $query) use ($field): void {
1023                    $query
1024                        ->where($field, 'LIKE', 'Å%')
1025                        ->orWhere($field, 'LIKE', 'AA%');
1026                });
1027                break;
1028
1029            default:
1030                $query->where($field, 'LIKE', '\\' . $letter . '%');
1031                break;
1032        }
1033    }
1034
1035    /**
1036     * In Swedish and Finnish, AA gets listed under A, NOT Å (even though Swedish collation says they should).
1037     *
1038     * @param Builder    $query
1039     * @param Expression $field
1040     * @param string     $letter
1041     */
1042    protected function whereInitialSwedish(Builder $query, Expression $field, string $letter): void
1043    {
1044        if ($letter === 'Å') {
1045            $query->where($field, 'LIKE', 'Å%')->where($field, 'NOT LIKE', 'AA%');
1046        } else {
1047            $query->where($field, 'LIKE', '\\' . $letter . '%');
1048        }
1049    }
1050}
1051