xref: /webtrees/app/Services/SearchService.php (revision 6f4ec3cadc983f0a7294108c634bef48846b4311)
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 Closure;
23use Fisharebest\Webtrees\Date;
24use Fisharebest\Webtrees\DB;
25use Fisharebest\Webtrees\Family;
26use Fisharebest\Webtrees\Gedcom;
27use Fisharebest\Webtrees\GedcomRecord;
28use Fisharebest\Webtrees\Http\Exceptions\HttpServiceUnavailableException;
29use Fisharebest\Webtrees\I18N;
30use Fisharebest\Webtrees\Individual;
31use Fisharebest\Webtrees\Location;
32use Fisharebest\Webtrees\Media;
33use Fisharebest\Webtrees\Note;
34use Fisharebest\Webtrees\Place;
35use Fisharebest\Webtrees\Registry;
36use Fisharebest\Webtrees\Repository;
37use Fisharebest\Webtrees\SharedNote;
38use Fisharebest\Webtrees\Soundex;
39use Fisharebest\Webtrees\Source;
40use Fisharebest\Webtrees\Submission;
41use Fisharebest\Webtrees\Submitter;
42use Fisharebest\Webtrees\Tree;
43use Illuminate\Database\Query\Builder;
44use Illuminate\Database\Query\Expression;
45use Illuminate\Database\Query\JoinClause;
46use Illuminate\Support\Collection;
47
48use function addcslashes;
49use function array_filter;
50use function array_map;
51use function array_unique;
52use function explode;
53use function implode;
54use function mb_stripos;
55use function preg_match;
56use function preg_quote;
57use function preg_replace;
58use function str_ends_with;
59use function str_starts_with;
60
61use const PHP_INT_MAX;
62
63/**
64 * Search trees for genealogy records.
65 */
66class SearchService
67{
68    // Do not attempt to show search results larger than this/
69    protected const MAX_SEARCH_RESULTS = 5000;
70
71    private TreeService $tree_service;
72
73    /**
74     * @param TreeService $tree_service
75     */
76    public function __construct(
77        TreeService $tree_service
78    ) {
79        $this->tree_service = $tree_service;
80    }
81
82    /**
83     * @param array<Tree>   $trees
84     * @param array<string> $search
85     *
86     * @return Collection<int,Family>
87     */
88    public function searchFamilies(array $trees, array $search): Collection
89    {
90        $query = DB::table('families');
91
92        $this->whereTrees($query, 'f_file', $trees);
93        $this->whereSearch($query, 'f_gedcom', $search);
94
95        return $query
96            ->get()
97            ->each($this->rowLimiter())
98            ->map($this->familyRowMapper())
99            ->filter(GedcomRecord::accessFilter())
100            ->filter($this->rawGedcomFilter($search));
101    }
102
103    /**
104     * Search for families by name.
105     *
106     * @param array<Tree>   $trees
107     * @param array<string> $search
108     * @param int           $offset
109     * @param int           $limit
110     *
111     * @return Collection<int,Family>
112     */
113    public function searchFamilyNames(array $trees, array $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
114    {
115        $query = DB::table('families')
116            ->leftJoin('name AS husb_name', static function (JoinClause $join): void {
117                $join
118                    ->on('husb_name.n_file', '=', 'families.f_file')
119                    ->on('husb_name.n_id', '=', 'families.f_husb')
120                    ->where('husb_name.n_type', '<>', '_MARNM');
121            })
122            ->leftJoin('name AS wife_name', static function (JoinClause $join): void {
123                $join
124                    ->on('wife_name.n_file', '=', 'families.f_file')
125                    ->on('wife_name.n_id', '=', 'families.f_wife')
126                    ->where('wife_name.n_type', '<>', '_MARNM');
127            });
128
129        $prefix = DB::connection()->getTablePrefix();
130        $field  = new Expression('COALESCE(' . $prefix . "husb_name.n_full, '') || COALESCE(" . $prefix . "wife_name.n_full, '')");
131
132        $this->whereTrees($query, 'f_file', $trees);
133        $this->whereSearch($query, $field, $search);
134
135        $query
136            ->orderBy('husb_name.n_sort')
137            ->orderBy('wife_name.n_sort')
138            ->select(['families.*', 'husb_name.n_sort', 'wife_name.n_sort']);
139
140        return $this->paginateQuery($query, $this->familyRowMapper(), GedcomRecord::accessFilter(), $offset, $limit);
141    }
142
143    /**
144     * @param Place $place
145     *
146     * @return Collection<int,Family>
147     */
148    public function searchFamiliesInPlace(Place $place): Collection
149    {
150        return DB::table('families')
151            ->join('placelinks', static function (JoinClause $query) {
152                $query
153                    ->on('families.f_file', '=', 'placelinks.pl_file')
154                    ->on('families.f_id', '=', 'placelinks.pl_gid');
155            })
156            ->where('f_file', '=', $place->tree()->id())
157            ->where('pl_p_id', '=', $place->id())
158            ->select(['families.*'])
159            ->get()
160            ->each($this->rowLimiter())
161            ->map($this->familyRowMapper())
162            ->filter(GedcomRecord::accessFilter());
163    }
164
165    /**
166     * @param array<Tree>   $trees
167     * @param array<string> $search
168     *
169     * @return Collection<int,Individual>
170     */
171    public function searchIndividuals(array $trees, array $search): Collection
172    {
173        $query = DB::table('individuals');
174
175        $this->whereTrees($query, 'i_file', $trees);
176        $this->whereSearch($query, 'i_gedcom', $search);
177
178        return $query
179            ->get()
180            ->each($this->rowLimiter())
181            ->map($this->individualRowMapper())
182            ->filter(GedcomRecord::accessFilter())
183            ->filter($this->rawGedcomFilter($search));
184    }
185
186    /**
187     * Search for individuals by name.
188     *
189     * @param array<Tree>   $trees
190     * @param array<string> $search
191     * @param int           $offset
192     * @param int           $limit
193     *
194     * @return Collection<int,Individual>
195     */
196    public function searchIndividualNames(array $trees, array $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
197    {
198        $query = DB::table('individuals')
199            ->join('name', static function (JoinClause $join): void {
200                $join
201                    ->on('name.n_file', '=', 'individuals.i_file')
202                    ->on('name.n_id', '=', 'individuals.i_id');
203            })
204            ->orderBy('n_sort')
205            ->select(['individuals.*', 'n_sort']);
206
207        $this->whereTrees($query, 'i_file', $trees);
208        $this->whereSearch($query, 'n_full', $search);
209
210        return $this->paginateQuery($query, $this->individualRowMapper(), GedcomRecord::accessFilter(), $offset, $limit);
211    }
212
213    /**
214     * @param Place $place
215     *
216     * @return Collection<int,Individual>
217     */
218    public function searchIndividualsInPlace(Place $place): Collection
219    {
220        return DB::table('individuals')
221            ->join('placelinks', static function (JoinClause $join) {
222                $join
223                    ->on('i_file', '=', 'pl_file')
224                    ->on('i_id', '=', 'pl_gid');
225            })
226            ->where('i_file', '=', $place->tree()->id())
227            ->where('pl_p_id', '=', $place->id())
228            ->select(['individuals.*'])
229            ->get()
230            ->each($this->rowLimiter())
231            ->map($this->individualRowMapper())
232            ->filter(GedcomRecord::accessFilter());
233    }
234
235    /**
236     * Search for submissions.
237     *
238     * @param array<Tree>   $trees
239     * @param array<string> $search
240     * @param int           $offset
241     * @param int           $limit
242     *
243     * @return Collection<int,Location>
244     */
245    public function searchLocations(array $trees, array $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
246    {
247        $query = DB::table('other')
248            ->where('o_type', '=', Location::RECORD_TYPE);
249
250        $this->whereTrees($query, 'o_file', $trees);
251        $this->whereSearch($query, 'o_gedcom', $search);
252
253        return $this->paginateQuery($query, $this->locationRowMapper(), GedcomRecord::accessFilter(), $offset, $limit);
254    }
255
256    /**
257     * Search for media objects.
258     *
259     * @param array<Tree>   $trees
260     * @param array<string> $search
261     * @param int           $offset
262     * @param int           $limit
263     *
264     * @return Collection<int,Media>
265     */
266    public function searchMedia(array $trees, array $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
267    {
268        $query = DB::table('media');
269
270        $this->whereTrees($query, 'media.m_file', $trees);
271        $this->whereSearch($query, 'm_gedcom', $search);
272
273        return $this->paginateQuery($query, $this->mediaRowMapper(), GedcomRecord::accessFilter(), $offset, $limit);
274    }
275
276    /**
277     * Search for notes.
278     *
279     * @param array<Tree>   $trees
280     * @param array<string> $search
281     * @param int           $offset
282     * @param int           $limit
283     *
284     * @return Collection<int,Note>
285     */
286    public function searchNotes(array $trees, array $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
287    {
288        $query = DB::table('other')
289            ->where('o_type', '=', Note::RECORD_TYPE);
290
291        $this->whereTrees($query, 'o_file', $trees);
292        $this->whereSearch($query, 'o_gedcom', $search);
293
294        return $this->paginateQuery($query, $this->noteRowMapper(), GedcomRecord::accessFilter(), $offset, $limit);
295    }
296
297    /**
298     * Search for notes.
299     *
300     * @param array<Tree>   $trees
301     * @param array<string> $search
302     * @param int           $offset
303     * @param int           $limit
304     *
305     * @return Collection<int,SharedNote>
306     */
307    public function searchSharedNotes(array $trees, array $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
308    {
309        $query = DB::table('other')
310            ->where('o_type', '=', SharedNote::RECORD_TYPE);
311
312        $this->whereTrees($query, 'o_file', $trees);
313        $this->whereSearch($query, 'o_gedcom', $search);
314
315        return $this->paginateQuery($query, $this->sharedNoteRowMapper(), GedcomRecord::accessFilter(), $offset, $limit);
316    }
317
318    /**
319     * Search for repositories.
320     *
321     * @param array<Tree>   $trees
322     * @param array<string> $search
323     * @param int           $offset
324     * @param int           $limit
325     *
326     * @return Collection<int,Repository>
327     */
328    public function searchRepositories(array $trees, array $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
329    {
330        $query = DB::table('other')
331            ->where('o_type', '=', Repository::RECORD_TYPE);
332
333        $this->whereTrees($query, 'o_file', $trees);
334        $this->whereSearch($query, 'o_gedcom', $search);
335
336        return $this->paginateQuery($query, $this->repositoryRowMapper(), GedcomRecord::accessFilter(), $offset, $limit);
337    }
338
339    /**
340     * Search for sources.
341     *
342     * @param array<Tree>   $trees
343     * @param array<string> $search
344     * @param int      $offset
345     * @param int      $limit
346     *
347     * @return Collection<int,Source>
348     */
349    public function searchSources(array $trees, array $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
350    {
351        $query = DB::table('sources');
352
353        $this->whereTrees($query, 's_file', $trees);
354        $this->whereSearch($query, 's_gedcom', $search);
355
356        return $this->paginateQuery($query, $this->sourceRowMapper(), GedcomRecord::accessFilter(), $offset, $limit);
357    }
358
359    /**
360     * Search for sources by name.
361     *
362     * @param array<Tree>   $trees
363     * @param array<string> $search
364     * @param int           $offset
365     * @param int           $limit
366     *
367     * @return Collection<int,Source>
368     */
369    public function searchSourcesByName(array $trees, array $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
370    {
371        $query = DB::table('sources')
372            ->orderBy('s_name');
373
374        $this->whereTrees($query, 's_file', $trees);
375        $this->whereSearch($query, 's_name', $search);
376
377        return $this->paginateQuery($query, $this->sourceRowMapper(), GedcomRecord::accessFilter(), $offset, $limit);
378    }
379
380    /**
381     * Search for sources.
382     *
383     * @param array<Tree>   $trees
384     * @param array<string> $search
385     * @param int           $offset
386     * @param int           $limit
387     *
388     * @return Collection<int,string>
389     */
390    public function searchSurnames(array $trees, array $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
391    {
392        $query = DB::table('name');
393
394        $this->whereTrees($query, 'n_file', $trees);
395        $this->whereSearch($query, 'n_surname', $search);
396
397        return $query
398            ->groupBy(['n_surname'])
399            ->orderBy('n_surname')
400            ->skip($offset)
401            ->take($limit)
402            ->pluck('n_surname');
403    }
404
405    /**
406     * Search for submissions.
407     *
408     * @param array<Tree>   $trees
409     * @param array<string> $search
410     * @param int           $offset
411     * @param int           $limit
412     *
413     * @return Collection<int,Submission>
414     */
415    public function searchSubmissions(array $trees, array $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
416    {
417        $query = DB::table('other')
418            ->where('o_type', '=', Submission::RECORD_TYPE);
419
420        $this->whereTrees($query, 'o_file', $trees);
421        $this->whereSearch($query, 'o_gedcom', $search);
422
423        return $this->paginateQuery($query, $this->submissionRowMapper(), GedcomRecord::accessFilter(), $offset, $limit);
424    }
425
426    /**
427     * Search for submitters.
428     *
429     * @param array<Tree>   $trees
430     * @param array<string> $search
431     * @param int           $offset
432     * @param int           $limit
433     *
434     * @return Collection<int,Submitter>
435     */
436    public function searchSubmitters(array $trees, array $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
437    {
438        $query = DB::table('other')
439            ->where('o_type', '=', Submitter::RECORD_TYPE);
440
441        $this->whereTrees($query, 'o_file', $trees);
442        $this->whereSearch($query, 'o_gedcom', $search);
443
444        return $this->paginateQuery($query, $this->submitterRowMapper(), GedcomRecord::accessFilter(), $offset, $limit);
445    }
446
447    /**
448     * Search for places.
449     *
450     * @param Tree   $tree
451     * @param string $search
452     * @param int    $offset
453     * @param int    $limit
454     *
455     * @return Collection<int,Place>
456     */
457    public function searchPlaces(Tree $tree, string $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
458    {
459        $query = DB::table('places AS p0')
460            ->where('p0.p_file', '=', $tree->id())
461            ->leftJoin('places AS p1', 'p1.p_id', '=', 'p0.p_parent_id')
462            ->leftJoin('places AS p2', 'p2.p_id', '=', 'p1.p_parent_id')
463            ->leftJoin('places AS p3', 'p3.p_id', '=', 'p2.p_parent_id')
464            ->leftJoin('places AS p4', 'p4.p_id', '=', 'p3.p_parent_id')
465            ->leftJoin('places AS p5', 'p5.p_id', '=', 'p4.p_parent_id')
466            ->leftJoin('places AS p6', 'p6.p_id', '=', 'p5.p_parent_id')
467            ->leftJoin('places AS p7', 'p7.p_id', '=', 'p6.p_parent_id')
468            ->leftJoin('places AS p8', 'p8.p_id', '=', 'p7.p_parent_id')
469            ->orderBy('p0.p_place')
470            ->orderBy('p1.p_place')
471            ->orderBy('p2.p_place')
472            ->orderBy('p3.p_place')
473            ->orderBy('p4.p_place')
474            ->orderBy('p5.p_place')
475            ->orderBy('p6.p_place')
476            ->orderBy('p7.p_place')
477            ->orderBy('p8.p_place')
478            ->select([
479                'p0.p_place AS place0',
480                'p1.p_place AS place1',
481                'p2.p_place AS place2',
482                'p3.p_place AS place3',
483                'p4.p_place AS place4',
484                'p5.p_place AS place5',
485                'p6.p_place AS place6',
486                'p7.p_place AS place7',
487                'p8.p_place AS place8',
488            ]);
489
490        // Filter each level of the hierarchy.
491        foreach (explode(',', $search, 9) as $level => $string) {
492            $query->where('p' . $level . '.p_place', $this->iLike(), '%' . addcslashes($string, '\\%_') . '%');
493        }
494
495        $row_mapper = static function (object $row) use ($tree): Place {
496            $place = implode(', ', array_filter((array) $row));
497
498            return new Place($place, $tree);
499        };
500
501        $filter = static function (): bool {
502            return true;
503        };
504
505        return $this->paginateQuery($query, $row_mapper, $filter, $offset, $limit);
506    }
507
508    /**
509     * @param array<Tree>          $trees
510     * @param array<string,string> $fields
511     * @param array<string,string> $modifiers
512     *
513     * @return Collection<int,Individual>
514     */
515    public function searchIndividualsAdvanced(array $trees, array $fields, array $modifiers): Collection
516    {
517        $fields = array_filter($fields, static fn (string $x): bool => $x !== '');
518
519        $query = DB::table('individuals')
520            ->select(['individuals.*'])
521            ->distinct();
522
523        $this->whereTrees($query, 'i_file', $trees);
524
525        // Join the following tables
526        $father_name   = false;
527        $mother_name   = false;
528        $spouse_family = false;
529        $indi_name     = false;
530        $indi_dates    = [];
531        $fam_dates     = [];
532        $indi_plac     = false;
533        $fam_plac      = false;
534
535        foreach ($fields as $field_name => $field_value) {
536            if (str_starts_with($field_name, 'FATHER:NAME')) {
537                $father_name = true;
538            } elseif (str_starts_with($field_name, 'MOTHER:NAME')) {
539                $mother_name = true;
540            } elseif (str_starts_with($field_name, 'INDI:NAME:GIVN')) {
541                $indi_name = true;
542            } elseif (str_starts_with($field_name, 'INDI:NAME:SURN')) {
543                $indi_name = true;
544            } elseif (str_starts_with($field_name, 'FAM:')) {
545                $spouse_family = true;
546                if (str_ends_with($field_name, ':DATE')) {
547                    $fam_dates[] = explode(':', $field_name)[1];
548                } elseif (str_ends_with($field_name, ':PLAC')) {
549                    $fam_plac = true;
550                }
551            } elseif (str_starts_with($field_name, 'INDI:')) {
552                if (str_ends_with($field_name, ':DATE')) {
553                    $indi_dates[] = explode(':', $field_name)[1];
554                } elseif (str_ends_with($field_name, ':PLAC')) {
555                    $indi_plac = true;
556                }
557            }
558        }
559
560        if ($father_name || $mother_name) {
561            $query->join('link AS l1', static function (JoinClause $join): void {
562                $join
563                    ->on('l1.l_file', '=', 'individuals.i_file')
564                    ->on('l1.l_from', '=', 'individuals.i_id')
565                    ->where('l1.l_type', '=', 'FAMC');
566            });
567
568            if ($father_name) {
569                $query->join('link AS l2', static function (JoinClause $join): void {
570                    $join
571                        ->on('l2.l_file', '=', 'l1.l_file')
572                        ->on('l2.l_from', '=', 'l1.l_to')
573                        ->where('l2.l_type', '=', 'HUSB');
574                });
575                $query->join('name AS father_name', static function (JoinClause $join): void {
576                    $join
577                        ->on('father_name.n_file', '=', 'l2.l_file')
578                        ->on('father_name.n_id', '=', 'l2.l_to');
579                });
580            }
581
582            if ($mother_name) {
583                $query->join('link AS l3', static function (JoinClause $join): void {
584                    $join
585                        ->on('l3.l_file', '=', 'l1.l_file')
586                        ->on('l3.l_from', '=', 'l1.l_to')
587                        ->where('l3.l_type', '=', 'WIFE');
588                });
589                $query->join('name AS mother_name', static function (JoinClause $join): void {
590                    $join
591                        ->on('mother_name.n_file', '=', 'l3.l_file')
592                        ->on('mother_name.n_id', '=', 'l3.l_to');
593                });
594            }
595        }
596
597        if ($spouse_family) {
598            $query->join('link AS l4', static function (JoinClause $join): void {
599                $join
600                    ->on('l4.l_file', '=', 'individuals.i_file')
601                    ->on('l4.l_from', '=', 'individuals.i_id')
602                    ->where('l4.l_type', '=', 'FAMS');
603            });
604            $query->join('families AS spouse_families', static function (JoinClause $join): void {
605                $join
606                    ->on('spouse_families.f_file', '=', 'l4.l_file')
607                    ->on('spouse_families.f_id', '=', 'l4.l_to');
608            });
609        }
610
611        if ($indi_name) {
612            $query->join('name AS individual_name', static function (JoinClause $join): void {
613                $join
614                    ->on('individual_name.n_file', '=', 'individuals.i_file')
615                    ->on('individual_name.n_id', '=', 'individuals.i_id');
616            });
617        }
618
619        foreach (array_unique($indi_dates) as $indi_date) {
620            $query->join('dates AS date_' . $indi_date, static function (JoinClause $join) use ($indi_date): void {
621                $join
622                    ->on('date_' . $indi_date . '.d_file', '=', 'individuals.i_file')
623                    ->on('date_' . $indi_date . '.d_gid', '=', 'individuals.i_id');
624            });
625        }
626
627        foreach (array_unique($fam_dates) as $fam_date) {
628            $query->join('dates AS date_' . $fam_date, static function (JoinClause $join) use ($fam_date): void {
629                $join
630                    ->on('date_' . $fam_date . '.d_file', '=', 'spouse_families.f_file')
631                    ->on('date_' . $fam_date . '.d_gid', '=', 'spouse_families.f_id');
632            });
633        }
634
635        if ($indi_plac) {
636            $query->join('placelinks AS individual_placelinks', static function (JoinClause $join): void {
637                $join
638                    ->on('individual_placelinks.pl_file', '=', 'individuals.i_file')
639                    ->on('individual_placelinks.pl_gid', '=', 'individuals.i_id');
640            });
641            $query->join('places AS individual_places', static function (JoinClause $join): void {
642                $join
643                    ->on('individual_places.p_file', '=', 'individual_placelinks.pl_file')
644                    ->on('individual_places.p_id', '=', 'individual_placelinks.pl_p_id');
645            });
646        }
647
648        if ($fam_plac) {
649            $query->join('placelinks AS familyl_placelinks', static function (JoinClause $join): void {
650                $join
651                    ->on('familyl_placelinks.pl_file', '=', 'individuals.i_file')
652                    ->on('familyl_placelinks.pl_gid', '=', 'individuals.i_id');
653            });
654            $query->join('places AS family_places', static function (JoinClause $join): void {
655                $join
656                    ->on('family_places.p_file', '=', 'familyl_placelinks.pl_file')
657                    ->on('family_places.p_id', '=', 'familyl_placelinks.pl_p_id');
658            });
659        }
660
661        foreach ($fields as $field_name => $field_value) {
662            $parts = explode(':', $field_name . ':::');
663            if (str_starts_with($field_name, 'INDI:NAME:')) {
664                switch ($field_name) {
665                    case 'INDI:NAME:GIVN':
666                        switch ($modifiers[$field_name]) {
667                            case 'EXACT':
668                                $query->where('individual_name.n_givn', '=', $field_value);
669                                break;
670                            case 'BEGINS':
671                                $query->where('individual_name.n_givn', $this->iLike(), $field_value . '%');
672                                break;
673                            case 'CONTAINS':
674                                $query->where('individual_name.n_givn', $this->iLike(), '%' . $field_value . '%');
675                                break;
676                            case 'SDX_STD':
677                                $sdx = Soundex::russell($field_value);
678                                if ($sdx !== '') {
679                                    $this->wherePhonetic($query, 'individual_name.n_soundex_givn_std', $sdx);
680                                } else {
681                                    // No phonetic content? Use a substring match
682                                    $query->where('individual_name.n_givn', $this->iLike(), '%' . $field_value . '%');
683                                }
684                                break;
685                            case 'SDX': // SDX uses DM by default.
686                            case 'SDX_DM':
687                                $sdx = Soundex::daitchMokotoff($field_value);
688                                if ($sdx !== '') {
689                                    $this->wherePhonetic($query, 'individual_name.n_soundex_givn_dm', $sdx);
690                                } else {
691                                    // No phonetic content? Use a substring match
692                                    $query->where('individual_name.n_givn', $this->iLike(), '%' . $field_value . '%');
693                                }
694                                break;
695                        }
696                        unset($fields[$field_name]);
697                        break;
698                    case 'INDI:NAME:SURN':
699                        switch ($modifiers[$field_name]) {
700                            case 'EXACT':
701                                $query->where(function (Builder $query) use ($field_value): void {
702                                    $query
703                                        ->where('individual_name.n_surn', '=', $field_value)
704                                        ->orWhere('individual_name.n_surname', '=', $field_value);
705                                });
706                                break;
707                            case 'BEGINS':
708                                $query->where(function (Builder $query) use ($field_value): void {
709                                    $query
710                                        ->where('individual_name.n_surn', $this->iLike(), $field_value . '%')
711                                        ->orWhere('individual_name.n_surname', $this->iLike(), $field_value . '%');
712                                });
713                                break;
714                            case 'CONTAINS':
715                                $query->where(function (Builder $query) use ($field_value): void {
716                                    $query
717                                        ->where('individual_name.n_surn', $this->iLike(), '%' . $field_value . '%')
718                                        ->orWhere('individual_name.n_surname', $this->iLike(), '%' . $field_value . '%');
719                                });
720                                break;
721                            case 'SDX_STD':
722                                $sdx = Soundex::russell($field_value);
723                                if ($sdx !== '') {
724                                    $this->wherePhonetic($query, 'individual_name.n_soundex_surn_std', $sdx);
725                                } else {
726                                    // No phonetic content? Use a substring match
727                                    $query->where(function (Builder $query) use ($field_value): void {
728                                        $query
729                                            ->where('individual_name.n_surn', $this->iLike(), '%' . $field_value . '%')
730                                            ->orWhere('individual_name.n_surname', $this->iLike(), '%' . $field_value . '%');
731                                    });
732                                }
733                                break;
734                            case 'SDX': // SDX uses DM by default.
735                            case 'SDX_DM':
736                                $sdx = Soundex::daitchMokotoff($field_value);
737                                if ($sdx !== '') {
738                                    $this->wherePhonetic($query, 'individual_name.n_soundex_surn_dm', $sdx);
739                                } else {
740                                    // No phonetic content? Use a substring match
741                                    $query->where(function (Builder $query) use ($field_value): void {
742                                        $query
743                                            ->where('individual_name.n_surn', $this->iLike(), '%' . $field_value . '%')
744                                            ->orWhere('individual_name.n_surname', $this->iLike(), '%' . $field_value . '%');
745                                    });
746                                }
747                                break;
748                        }
749                        unset($fields[$field_name]);
750                        break;
751                    case 'INDI:NAME:NICK':
752                    case 'INDI:NAME:_MARNM':
753                    case 'INDI:NAME:_HEB':
754                    case 'INDI:NAME:_AKA':
755                        $like = "%\n1 NAME%\n2 " . $parts[2] . ' %' . preg_quote($field_value, '/') . '%';
756                        $query->where('individuals.i_gedcom', $this->iLike(), $like);
757                        break;
758                }
759            } elseif (str_starts_with($field_name, 'INDI:') && str_ends_with($field_name, ':DATE')) {
760                $date = new Date($field_value);
761                if ($date->isOK()) {
762                    $delta = 365 * (int) ($modifiers[$field_name] ?? 0);
763                    $query
764                        ->where('date_' . $parts[1] . '.d_fact', '=', $parts[1])
765                        ->where('date_' . $parts[1] . '.d_julianday1', '>=', $date->minimumJulianDay() - $delta)
766                        ->where('date_' . $parts[1] . '.d_julianday2', '<=', $date->maximumJulianDay() + $delta);
767                }
768                unset($fields[$field_name]);
769            } elseif (str_starts_with($field_name, 'FAM:') && str_ends_with($field_name, ':DATE')) {
770                $date = new Date($field_value);
771                if ($date->isOK()) {
772                    $delta = 365 * (int) ($modifiers[$field_name] ?? 0);
773                    $query
774                        ->where('date_' . $parts[1] . '.d_fact', '=', $parts[1])
775                        ->where('date_' . $parts[1] . '.d_julianday1', '>=', $date->minimumJulianDay() - $delta)
776                        ->where('date_' . $parts[1] . '.d_julianday2', '<=', $date->maximumJulianDay() + $delta);
777                }
778                unset($fields[$field_name]);
779            } elseif (str_starts_with($field_name, 'INDI:') && str_ends_with($field_name, ':PLAC')) {
780                // SQL can only link a place to a person/family, not to an event.
781                $query->where('individual_places.p_place', $this->iLike(), '%' . $field_value . '%');
782            } elseif (str_starts_with($field_name, 'FAM:') && str_ends_with($field_name, ':PLAC')) {
783                // SQL can only link a place to a person/family, not to an event.
784                $query->where('family_places.p_place', $this->iLike(), '%' . $field_value . '%');
785            } elseif (str_starts_with($field_name, 'MOTHER:NAME:') || str_starts_with($field_name, 'FATHER:NAME:')) {
786                $table = str_starts_with($field_name, 'FATHER:NAME:') ? 'father_name' : 'mother_name';
787                switch ($parts[2]) {
788                    case 'GIVN':
789                        switch ($modifiers[$field_name]) {
790                            case 'EXACT':
791                                $query->where($table . '.n_givn', '=', $field_value);
792                                break;
793                            case 'BEGINS':
794                                $query->where($table . '.n_givn', $this->iLike(), $field_value . '%');
795                                break;
796                            case 'CONTAINS':
797                                $query->where($table . '.n_givn', $this->iLike(), '%' . $field_value . '%');
798                                break;
799                            case 'SDX_STD':
800                                $sdx = Soundex::russell($field_value);
801                                if ($sdx !== '') {
802                                    $this->wherePhonetic($query, $table . '.n_soundex_givn_std', $sdx);
803                                } else {
804                                    // No phonetic content? Use a substring match
805                                    $query->where($table . '.n_givn', $this->iLike(), '%' . $field_value . '%');
806                                }
807                                break;
808                            case 'SDX': // SDX uses DM by default.
809                            case 'SDX_DM':
810                                $sdx = Soundex::daitchMokotoff($field_value);
811                                if ($sdx !== '') {
812                                    $this->wherePhonetic($query, $table . '.n_soundex_givn_dm', $sdx);
813                                } else {
814                                    // No phonetic content? Use a substring match
815                                    $query->where($table . '.n_givn', $this->iLike(), '%' . $field_value . '%');
816                                }
817                                break;
818                        }
819                        break;
820                    case 'SURN':
821                        switch ($modifiers[$field_name]) {
822                            case 'EXACT':
823                                $query->where($table . '.n_surn', '=', $field_value);
824                                break;
825                            case 'BEGINS':
826                                $query->where($table . '.n_surn', $this->iLike(), $field_value . '%');
827                                break;
828                            case 'CONTAINS':
829                                $query->where($table . '.n_surn', $this->iLike(), '%' . $field_value . '%');
830                                break;
831                            case 'SDX_STD':
832                                $sdx = Soundex::russell($field_value);
833                                if ($sdx !== '') {
834                                    $this->wherePhonetic($query, $table . '.n_soundex_surn_std', $sdx);
835                                } else {
836                                    // No phonetic content? Use a substring match
837                                    $query->where($table . '.n_surn', $this->iLike(), '%' . $field_value . '%');
838                                }
839                                break;
840                            case 'SDX': // SDX uses DM by default.
841                            case 'SDX_DM':
842                                $sdx = Soundex::daitchMokotoff($field_value);
843                                if ($sdx !== '') {
844                                    $this->wherePhonetic($query, $table . '.n_soundex_surn_dm', $sdx);
845                                } else {
846                                    // No phonetic content? Use a substring match
847                                    $query->where($table . '.n_surn', $this->iLike(), '%' . $field_value . '%');
848                                }
849                                break;
850                        }
851                        break;
852                }
853                unset($fields[$field_name]);
854            } elseif (str_starts_with($field_name, 'FAM:')) {
855                // e.g. searches for occupation, religion, note, etc.
856                // Initial matching only.  Need PHP to apply filter.
857                $query->where('spouse_families.f_gedcom', $this->iLike(), "%\n1 " . $parts[1] . ' %' . $field_value . '%');
858            } elseif (str_starts_with($field_name, 'INDI:') && str_ends_with($field_name, ':TYPE')) {
859                // Initial matching only.  Need PHP to apply filter.
860                $query->where('individuals.i_gedcom', $this->iLike(), "%\n1 " . $parts[1] . "%\n2 TYPE %" . $field_value . '%');
861            } elseif (str_starts_with($field_name, 'INDI:')) {
862                // e.g. searches for occupation, religion, note, etc.
863                // Initial matching only.  Need PHP to apply filter.
864                $query->where('individuals.i_gedcom', $this->iLike(), "%\n1 " . $parts[1] . '%' . $parts[2] . '%' . $field_value . '%');
865            }
866        }
867
868        return $query
869            ->get()
870            ->each($this->rowLimiter())
871            ->map($this->individualRowMapper())
872            ->filter(GedcomRecord::accessFilter())
873            ->filter(static function (Individual $individual) use ($fields): bool {
874                // Check for searches which were only partially matched by SQL
875                foreach ($fields as $field_name => $field_value) {
876                    $parts = explode(':', $field_name . '::::');
877
878                    if (str_starts_with($field_name, 'INDI:NAME:') && $field_name !== 'INDI:NAME:GIVN' && $field_name !== 'INDI:NAME:SURN') {
879                        $regex = '/\n1 NAME.*(?:\n2.*)*\n2 ' . $parts[2] . ' .*' . preg_quote($field_value, '/') . '/i';
880
881                        if (preg_match($regex, $individual->gedcom()) === 1) {
882                            continue;
883                        }
884
885                        return false;
886                    }
887
888                    $regex = '/' . preg_quote($field_value, '/') . '/i';
889
890                    if (str_starts_with($field_name, 'INDI:') && str_ends_with($field_name, ':PLAC')) {
891                        foreach ($individual->facts([$parts[1]]) as $fact) {
892                            if (preg_match($regex, $fact->place()->gedcomName()) === 1) {
893                                continue 2;
894                            }
895                        }
896                        return false;
897                    }
898
899                    if (str_starts_with($field_name, 'FAM:') && str_ends_with($field_name, ':PLAC')) {
900                        foreach ($individual->spouseFamilies() as $family) {
901                            foreach ($family->facts([$parts[1]]) as $fact) {
902                                if (preg_match($regex, $fact->place()->gedcomName()) === 1) {
903                                    continue 3;
904                                }
905                            }
906                        }
907                        return false;
908                    }
909
910                    if ($field_name === 'INDI:FACT:TYPE' || $field_name === 'INDI:EVEN:TYPE' || $field_name === 'INDI:CHAN:_WT_USER') {
911                        foreach ($individual->facts([$parts[1]]) as $fact) {
912                            if (preg_match($regex, $fact->attribute($parts[2])) === 1) {
913                                continue 2;
914                            }
915                        }
916
917                        return false;
918                    }
919
920                    if (str_starts_with($field_name, 'INDI:')) {
921                        foreach ($individual->facts([$parts[1]]) as $fact) {
922                            if (preg_match($regex, $fact->value()) === 1) {
923                                continue 2;
924                            }
925                        }
926
927                        return false;
928                    }
929
930                    if (str_starts_with($field_name, 'FAM:')) {
931                        foreach ($individual->spouseFamilies() as $family) {
932                            foreach ($family->facts([$parts[1]]) as $fact) {
933                                if (preg_match($regex, $fact->value()) === 1) {
934                                    continue 3;
935                                }
936                            }
937                        }
938                        return false;
939                    }
940                }
941
942                return true;
943            });
944    }
945
946    /**
947     * @param string      $soundex
948     * @param string      $lastname
949     * @param string      $firstname
950     * @param string      $place
951     * @param array<Tree> $search_trees
952     *
953     * @return Collection<int,Individual>
954     */
955    public function searchIndividualsPhonetic(string $soundex, string $lastname, string $firstname, string $place, array $search_trees): Collection
956    {
957        switch ($soundex) {
958            default:
959            case 'Russell':
960                $givn_sdx   = Soundex::russell($firstname);
961                $surn_sdx   = Soundex::russell($lastname);
962                $plac_sdx   = Soundex::russell($place);
963                $givn_field = 'n_soundex_givn_std';
964                $surn_field = 'n_soundex_surn_std';
965                $plac_field = 'p_std_soundex';
966                break;
967            case 'DaitchM':
968                $givn_sdx   = Soundex::daitchMokotoff($firstname);
969                $surn_sdx   = Soundex::daitchMokotoff($lastname);
970                $plac_sdx   = Soundex::daitchMokotoff($place);
971                $givn_field = 'n_soundex_givn_dm';
972                $surn_field = 'n_soundex_surn_dm';
973                $plac_field = 'p_dm_soundex';
974                break;
975        }
976
977        // Nothing to search for? Return nothing.
978        if ($givn_sdx === '' && $surn_sdx === '' && $plac_sdx === '') {
979            return new Collection();
980        }
981
982        $query = DB::table('individuals')
983            ->select(['individuals.*'])
984            ->distinct();
985
986        $this->whereTrees($query, 'i_file', $search_trees);
987
988        if ($plac_sdx !== '') {
989            $query->join('placelinks', static function (JoinClause $join): void {
990                $join
991                    ->on('placelinks.pl_file', '=', 'individuals.i_file')
992                    ->on('placelinks.pl_gid', '=', 'individuals.i_id');
993            });
994            $query->join('places', static function (JoinClause $join): void {
995                $join
996                    ->on('places.p_file', '=', 'placelinks.pl_file')
997                    ->on('places.p_id', '=', 'placelinks.pl_p_id');
998            });
999
1000            $this->wherePhonetic($query, $plac_field, $plac_sdx);
1001        }
1002
1003        if ($givn_sdx !== '' || $surn_sdx !== '') {
1004            $query->join('name', static function (JoinClause $join): void {
1005                $join
1006                    ->on('name.n_file', '=', 'individuals.i_file')
1007                    ->on('name.n_id', '=', 'individuals.i_id');
1008            });
1009
1010            $this->wherePhonetic($query, $givn_field, $givn_sdx);
1011            $this->wherePhonetic($query, $surn_field, $surn_sdx);
1012        }
1013
1014        return $query
1015            ->get()
1016            ->each($this->rowLimiter())
1017            ->map($this->individualRowMapper())
1018            ->filter(GedcomRecord::accessFilter());
1019    }
1020
1021    /**
1022     * Paginate a search query.
1023     *
1024     * @param Builder $query      Searches the database for the desired records.
1025     * @param Closure $row_mapper Converts a row from the query into a record.
1026     * @param Closure $row_filter
1027     * @param int     $offset     Skip this many rows.
1028     * @param int     $limit      Take this many rows.
1029     *
1030     * @return Collection<int,mixed>
1031     */
1032    private function paginateQuery(Builder $query, Closure $row_mapper, Closure $row_filter, int $offset, int $limit): Collection
1033    {
1034        $collection = new Collection();
1035
1036        foreach ($query->cursor() as $row) {
1037            $record = $row_mapper($row);
1038            // searchIndividualNames() and searchFamilyNames() can return duplicate rows,
1039            // where individuals have multiple names - and we need to sort results by name.
1040            if ($collection->containsStrict($record)) {
1041                continue;
1042            }
1043            // If the object has a method "canShow()", then use it to filter for privacy.
1044            if ($row_filter($record)) {
1045                if ($offset > 0) {
1046                    $offset--;
1047                } else {
1048                    if ($limit > 0) {
1049                        $collection->push($record);
1050                    }
1051
1052                    $limit--;
1053
1054                    if ($limit === 0) {
1055                        break;
1056                    }
1057                }
1058            }
1059        }
1060
1061
1062        return $collection;
1063    }
1064
1065    /**
1066     * Apply search filters to a SQL query column.  Apply collation rules to MySQL.
1067     *
1068     * @param Builder           $query
1069     * @param Expression|string $column
1070     * @param array<string>     $search_terms
1071     */
1072    private function whereSearch(Builder $query, Expression|string $column, array $search_terms): void
1073    {
1074        foreach ($search_terms as $search_term) {
1075            $query->where($column, $this->iLike(), '%' . addcslashes($search_term, '\\%_') . '%');
1076        }
1077    }
1078
1079    /**
1080     * Apply soundex search filters to a SQL query column.
1081     *
1082     * @param Builder           $query
1083     * @param Expression|string $field
1084     * @param string            $soundex
1085     */
1086    private function wherePhonetic(Builder $query, $field, string $soundex): void
1087    {
1088        if ($soundex !== '') {
1089            $query->where(function (Builder $query) use ($soundex, $field): void {
1090                foreach (explode(':', $soundex) as $sdx) {
1091                    $query->orWhere($field, $this->iLike(), '%' . $sdx . '%');
1092                }
1093            });
1094        }
1095    }
1096
1097    /**
1098     * @param Builder     $query
1099     * @param string      $tree_id_field
1100     * @param array<Tree> $trees
1101     */
1102    private function whereTrees(Builder $query, string $tree_id_field, array $trees): void
1103    {
1104        $tree_ids = array_map(static function (Tree $tree): int {
1105            return $tree->id();
1106        }, $trees);
1107
1108        $query->whereIn($tree_id_field, $tree_ids);
1109    }
1110
1111    /**
1112     * Find the media object that uses a particular media file.
1113     *
1114     * @param string $file
1115     *
1116     * @return array<Media>
1117     */
1118    public function findMediaObjectsForMediaFile(string $file): array
1119    {
1120        return DB::table('media')
1121            ->join('media_file', static function (JoinClause $join): void {
1122                $join
1123                    ->on('media_file.m_file', '=', 'media.m_file')
1124                    ->on('media_file.m_id', '=', 'media.m_id');
1125            })
1126            ->join('gedcom_setting', 'media.m_file', '=', 'gedcom_setting.gedcom_id')
1127            ->where(new Expression('setting_value || multimedia_file_refn'), '=', $file)
1128            ->select(['media.*'])
1129            ->distinct()
1130            ->get()
1131            ->map($this->mediaRowMapper())
1132            ->all();
1133    }
1134
1135    /**
1136     * A closure to filter records by privacy-filtered GEDCOM data.
1137     *
1138     * @param array<string> $search_terms
1139     *
1140     * @return Closure(GedcomRecord):bool
1141     */
1142    private function rawGedcomFilter(array $search_terms): Closure
1143    {
1144        return static function (GedcomRecord $record) use ($search_terms): bool {
1145            // Ignore non-genealogy fields
1146            $gedcom = preg_replace('/\n\d (?:_UID|_WT_USER) .*/', '', $record->gedcom());
1147
1148            // Ignore matches in links
1149            $gedcom = preg_replace('/\n\d ' . Gedcom::REGEX_TAG . '( @' . Gedcom::REGEX_XREF . '@)?/', '', $gedcom);
1150
1151            // Re-apply the filtering
1152            foreach ($search_terms as $search_term) {
1153                if (mb_stripos($gedcom, $search_term) === false) {
1154                    return false;
1155                }
1156            }
1157
1158            return true;
1159        };
1160    }
1161
1162    /**
1163     * Searching for short or common text can give more results than the system can process.
1164     *
1165     * @param int $limit
1166     *
1167     * @return Closure():void
1168     */
1169    private function rowLimiter(int $limit = self::MAX_SEARCH_RESULTS): Closure
1170    {
1171        return static function () use ($limit): void {
1172            static $n = 0;
1173
1174            if (++$n > $limit) {
1175                $message = I18N::translate('The search returned too many results.');
1176
1177                throw new HttpServiceUnavailableException($message);
1178            }
1179        };
1180    }
1181
1182    /**
1183     * Convert a row from any tree in the families table into a family object.
1184     *
1185     * @return Closure(object):Family
1186     */
1187    private function familyRowMapper(): Closure
1188    {
1189        return function (object $row): Family {
1190            $tree = $this->tree_service->find((int) $row->f_file);
1191
1192            return Registry::familyFactory()->mapper($tree)($row);
1193        };
1194    }
1195
1196    /**
1197     * Convert a row from any tree in the individuals table into an individual object.
1198     *
1199     * @return Closure(object):Individual
1200     */
1201    private function individualRowMapper(): Closure
1202    {
1203        return function (object $row): Individual {
1204            $tree = $this->tree_service->find((int) $row->i_file);
1205
1206            return Registry::individualFactory()->mapper($tree)($row);
1207        };
1208    }
1209
1210    /**
1211     * Convert a row from any tree in the media table into a location object.
1212     *
1213     * @return Closure(object):Location
1214     */
1215    private function locationRowMapper(): Closure
1216    {
1217        return function (object $row): Location {
1218            $tree = $this->tree_service->find((int) $row->o_file);
1219
1220            return Registry::locationFactory()->mapper($tree)($row);
1221        };
1222    }
1223
1224    /**
1225     * Convert a row from any tree in the media table into an media object.
1226     *
1227     * @return Closure(object):Media
1228     */
1229    private function mediaRowMapper(): Closure
1230    {
1231        return function (object $row): Media {
1232            $tree = $this->tree_service->find((int) $row->m_file);
1233
1234            return Registry::mediaFactory()->mapper($tree)($row);
1235        };
1236    }
1237
1238    /**
1239     * Convert a row from any tree in the other table into a note object.
1240     *
1241     * @return Closure:Note
1242     */
1243    private function noteRowMapper(): Closure
1244    {
1245        return function (object $row): Note {
1246            $tree = $this->tree_service->find((int) $row->o_file);
1247
1248            return Registry::noteFactory()->mapper($tree)($row);
1249        };
1250    }
1251
1252    /**
1253     * Convert a row from any tree in the other table into a repository object.
1254     *
1255     * @return Closure:Repository
1256     */
1257    private function repositoryRowMapper(): Closure
1258    {
1259        return function (object $row): Repository {
1260            $tree = $this->tree_service->find((int) $row->o_file);
1261
1262            return Registry::repositoryFactory()->mapper($tree)($row);
1263        };
1264    }
1265
1266    /**
1267     * Convert a row from any tree in the other table into a note object.
1268     *
1269     * @return Closure(object):SharedNote
1270     */
1271    private function sharedNoteRowMapper(): Closure
1272    {
1273        return function (object $row): Note {
1274            $tree = $this->tree_service->find((int) $row->o_file);
1275
1276            return Registry::sharedNoteFactory()->mapper($tree)($row);
1277        };
1278    }
1279
1280    /**
1281     * Convert a row from any tree in the sources table into a source object.
1282     *
1283     * @return Closure:Source
1284     */
1285    private function sourceRowMapper(): Closure
1286    {
1287        return function (object $row): Source {
1288            $tree = $this->tree_service->find((int) $row->s_file);
1289
1290            return Registry::sourceFactory()->mapper($tree)($row);
1291        };
1292    }
1293
1294    /**
1295     * Convert a row from any tree in the other table into a submission object.
1296     *
1297     * @return Closure(object):Submission
1298     */
1299    private function submissionRowMapper(): Closure
1300    {
1301        return function (object $row): Submission {
1302            $tree = $this->tree_service->find((int) $row->o_file);
1303
1304            return Registry::submissionFactory()->mapper($tree)($row);
1305        };
1306    }
1307
1308    /**
1309     * Convert a row from any tree in the other table into a submitter object.
1310     *
1311     * @return Closure(object):Submitter
1312     */
1313    private function submitterRowMapper(): Closure
1314    {
1315        return function (object $row): Submitter {
1316            $tree = $this->tree_service->find((int) $row->o_file);
1317
1318            return Registry::submitterFactory()->mapper($tree)($row);
1319        };
1320    }
1321
1322    /**
1323     * @internal - a better solution would support other RDBMS, probably by using collations.
1324     */
1325    private function iLike(): string
1326    {
1327        if (DB::connection()->getDriverName() === 'pgsql') {
1328            return 'ILIKE';
1329        }
1330
1331        return 'LIKE';
1332    }
1333}
1334