xref: /webtrees/app/Services/SearchService.php (revision ea1011228b0ca5ef409caca1dcb0bdfb53b9feea)
1<?php
2
3/**
4 * webtrees: online genealogy
5 * Copyright (C) 2019 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 <http://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\Exceptions\HttpServiceUnavailableException;
25use Fisharebest\Webtrees\Family;
26use Fisharebest\Webtrees\Gedcom;
27use Fisharebest\Webtrees\GedcomRecord;
28use Fisharebest\Webtrees\I18N;
29use Fisharebest\Webtrees\Individual;
30use Fisharebest\Webtrees\Media;
31use Fisharebest\Webtrees\Note;
32use Fisharebest\Webtrees\Place;
33use Fisharebest\Webtrees\Repository;
34use Fisharebest\Webtrees\Soundex;
35use Fisharebest\Webtrees\Source;
36use Fisharebest\Webtrees\Submitter;
37use Fisharebest\Webtrees\Tree;
38use Illuminate\Database\Capsule\Manager as DB;
39use Illuminate\Database\Query\Builder;
40use Illuminate\Database\Query\Expression;
41use Illuminate\Database\Query\JoinClause;
42use Illuminate\Support\Collection;
43use stdClass;
44
45use function mb_stripos;
46
47/**
48 * Search trees for genealogy records.
49 */
50class SearchService
51{
52    /** @var TreeService */
53    private $tree_service;
54
55    /**
56     * SearchService constructor.
57     *
58     * @param TreeService $tree_service
59     */
60    public function __construct(
61        TreeService $tree_service
62    ) {
63        $this->tree_service = $tree_service;
64    }
65
66    /**
67     * @param Tree[]   $trees
68     * @param string[] $search
69     *
70     * @return Collection<Family>
71     */
72    public function searchFamilies(array $trees, array $search): Collection
73    {
74        $query = DB::table('families');
75
76        $this->whereTrees($query, 'f_file', $trees);
77        $this->whereSearch($query, 'f_gedcom', $search);
78
79        return $query
80            ->get()
81            ->each($this->rowLimiter())
82            ->map($this->familyRowMapper())
83            ->filter(GedcomRecord::accessFilter())
84            ->filter($this->rawGedcomFilter($search));
85    }
86
87    /**
88     * Search for families by name.
89     *
90     * @param Tree[]   $trees
91     * @param string[] $search
92     * @param int      $offset
93     * @param int      $limit
94     *
95     * @return Collection<Family>
96     */
97    public function searchFamilyNames(array $trees, array $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
98    {
99        $query = DB::table('families')
100            ->leftJoin('name AS husb_name', static function (JoinClause $join): void {
101                $join
102                    ->on('husb_name.n_file', '=', 'families.f_file')
103                    ->on('husb_name.n_id', '=', 'families.f_husb')
104                    ->where('husb_name.n_type', '<>', '_MARNM');
105            })
106            ->leftJoin('name AS wife_name', static function (JoinClause $join): void {
107                $join
108                    ->on('wife_name.n_file', '=', 'families.f_file')
109                    ->on('wife_name.n_id', '=', 'families.f_wife')
110                    ->where('wife_name.n_type', '<>', '_MARNM');
111            });
112
113        $prefix = DB::connection()->getTablePrefix();
114        $field  = new Expression('COALESCE(' . $prefix . "husb_name.n_full, '') || COALESCE(" . $prefix . "wife_name.n_full, '')");
115
116        $this->whereTrees($query, 'f_file', $trees);
117        $this->whereSearch($query, $field, $search);
118
119        $query
120            ->orderBy('husb_name.n_sort')
121            ->orderBy('wife_name.n_sort')
122            ->select(['families.*', 'husb_name.n_sort', 'wife_name.n_sort'])
123            ->distinct();
124
125        return $this->paginateQuery($query, $this->familyRowMapper(), GedcomRecord::accessFilter(), $offset, $limit);
126    }
127
128    /**
129     * @param Place $place
130     *
131     * @return Collection<Family>
132     */
133    public function searchFamiliesInPlace(Place $place): Collection
134    {
135        return DB::table('families')
136            ->join('placelinks', static function (JoinClause $query) {
137                $query
138                    ->on('families.f_file', '=', 'placelinks.pl_file')
139                    ->on('families.f_id', '=', 'placelinks.pl_gid');
140            })
141            ->where('f_file', '=', $place->tree()->id())
142            ->where('pl_p_id', '=', $place->id())
143            ->select(['families.*'])
144            ->get()
145            ->each($this->rowLimiter())
146            ->map($this->familyRowMapper())
147            ->filter(GedcomRecord::accessFilter());
148    }
149
150    /**
151     * @param Tree[]   $trees
152     * @param string[] $search
153     *
154     * @return Collection<Individual>
155     */
156    public function searchIndividuals(array $trees, array $search): Collection
157    {
158        $query = DB::table('individuals');
159
160        $this->whereTrees($query, 'i_file', $trees);
161        $this->whereSearch($query, 'i_gedcom', $search);
162
163        return $query
164            ->get()
165            ->each($this->rowLimiter())
166            ->map($this->individualRowMapper())
167            ->filter(GedcomRecord::accessFilter())
168            ->filter($this->rawGedcomFilter($search));
169    }
170
171    /**
172     * Search for individuals by name.
173     *
174     * @param Tree[]   $trees
175     * @param string[] $search
176     * @param int      $offset
177     * @param int      $limit
178     *
179     * @return Collection<Individual>
180     */
181    public function searchIndividualNames(array $trees, array $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
182    {
183        $query = DB::table('individuals')
184            ->join('name', static function (JoinClause $join): void {
185                $join
186                    ->on('name.n_file', '=', 'individuals.i_file')
187                    ->on('name.n_id', '=', 'individuals.i_id');
188            })
189            ->orderBy('n_sort')
190            ->distinct()
191            ->select(['individuals.*', 'n_sort']);
192
193        $this->whereTrees($query, 'i_file', $trees);
194        $this->whereSearch($query, 'n_full', $search);
195
196        return $this->paginateQuery($query, $this->individualRowMapper(), GedcomRecord::accessFilter(), $offset, $limit);
197    }
198
199    /**
200     * @param Place $place
201     *
202     * @return Collection<Individual>
203     */
204    public function searchIndividualsInPlace(Place $place): Collection
205    {
206        return DB::table('individuals')
207            ->join('placelinks', static function (JoinClause $join) {
208                $join
209                    ->on('i_file', '=', 'pl_file')
210                    ->on('i_id', '=', 'pl_gid');
211            })
212            ->where('i_file', '=', $place->tree()->id())
213            ->where('pl_p_id', '=', $place->id())
214            ->select(['individuals.*'])
215            ->get()
216            ->each($this->rowLimiter())
217            ->map($this->individualRowMapper())
218            ->filter(GedcomRecord::accessFilter());
219    }
220
221    /**
222     * Search for media objects.
223     *
224     * @param Tree[]   $trees
225     * @param string[] $search
226     * @param int      $offset
227     * @param int      $limit
228     *
229     * @return Collection<Media>
230     */
231    public function searchMedia(array $trees, array $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
232    {
233        $query = DB::table('media');
234
235        $this->whereTrees($query, 'media.m_file', $trees);
236        $this->whereSearch($query, 'm_gedcom', $search);
237
238        return $this->paginateQuery($query, $this->mediaRowMapper(), GedcomRecord::accessFilter(), $offset, $limit);
239    }
240
241    /**
242     * Search for notes.
243     *
244     * @param Tree[]   $trees
245     * @param string[] $search
246     * @param int      $offset
247     * @param int      $limit
248     *
249     * @return Collection<Note>
250     */
251    public function searchNotes(array $trees, array $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
252    {
253        $query = DB::table('other')
254            ->where('o_type', '=', 'NOTE');
255
256        $this->whereTrees($query, 'o_file', $trees);
257        $this->whereSearch($query, 'o_gedcom', $search);
258
259        return $this->paginateQuery($query, $this->noteRowMapper(), GedcomRecord::accessFilter(), $offset, $limit);
260    }
261
262    /**
263     * Search for repositories.
264     *
265     * @param Tree[]   $trees
266     * @param string[] $search
267     * @param int      $offset
268     * @param int      $limit
269     *
270     * @return Collection<Repository>
271     */
272    public function searchRepositories(array $trees, array $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
273    {
274        $query = DB::table('other')
275            ->where('o_type', '=', 'REPO');
276
277        $this->whereTrees($query, 'o_file', $trees);
278        $this->whereSearch($query, 'o_gedcom', $search);
279
280        return $this->paginateQuery($query, $this->repositoryRowMapper(), GedcomRecord::accessFilter(), $offset, $limit);
281    }
282
283    /**
284     * Search for sources.
285     *
286     * @param Tree[]   $trees
287     * @param string[] $search
288     * @param int      $offset
289     * @param int      $limit
290     *
291     * @return Collection<Source>
292     */
293    public function searchSources(array $trees, array $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
294    {
295        $query = DB::table('sources');
296
297        $this->whereTrees($query, 's_file', $trees);
298        $this->whereSearch($query, 's_gedcom', $search);
299
300        return $this->paginateQuery($query, $this->sourceRowMapper(), GedcomRecord::accessFilter(), $offset, $limit);
301    }
302
303    /**
304     * Search for sources by name.
305     *
306     * @param Tree[]   $trees
307     * @param string[] $search
308     * @param int      $offset
309     * @param int      $limit
310     *
311     * @return Collection<Source>
312     */
313    public function searchSourcesByName(array $trees, array $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
314    {
315        $query = DB::table('sources')
316            ->orderBy('s_name');
317
318        $this->whereTrees($query, 's_file', $trees);
319        $this->whereSearch($query, 's_name', $search);
320
321        return $this->paginateQuery($query, $this->sourceRowMapper(), GedcomRecord::accessFilter(), $offset, $limit);
322    }
323
324    /**
325     * Search for submitters.
326     *
327     * @param Tree[]   $trees
328     * @param string[] $search
329     * @param int      $offset
330     * @param int      $limit
331     *
332     * @return Collection<Submitter>
333     */
334    public function searchSubmitters(array $trees, array $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
335    {
336        $query = DB::table('other')
337            ->where('o_type', '=', 'SUBM');
338
339        $this->whereTrees($query, 'o_file', $trees);
340        $this->whereSearch($query, 'o_gedcom', $search);
341
342        return $this->paginateQuery($query, $this->submitterRowMapper(), GedcomRecord::accessFilter(), $offset, $limit);
343    }
344
345    /**
346     * Search for places.
347     *
348     * @param Tree   $tree
349     * @param string $search
350     * @param int    $offset
351     * @param int    $limit
352     *
353     * @return Collection<Place>
354     */
355    public function searchPlaces(Tree $tree, string $search, int $offset = 0, int $limit = PHP_INT_MAX): Collection
356    {
357        $query = DB::table('places AS p0')
358            ->where('p0.p_file', '=', $tree->id())
359            ->leftJoin('places AS p1', 'p1.p_id', '=', 'p0.p_parent_id')
360            ->leftJoin('places AS p2', 'p2.p_id', '=', 'p1.p_parent_id')
361            ->leftJoin('places AS p3', 'p3.p_id', '=', 'p2.p_parent_id')
362            ->leftJoin('places AS p4', 'p4.p_id', '=', 'p3.p_parent_id')
363            ->leftJoin('places AS p5', 'p5.p_id', '=', 'p4.p_parent_id')
364            ->leftJoin('places AS p6', 'p6.p_id', '=', 'p5.p_parent_id')
365            ->leftJoin('places AS p7', 'p7.p_id', '=', 'p6.p_parent_id')
366            ->leftJoin('places AS p8', 'p8.p_id', '=', 'p7.p_parent_id')
367            ->orderBy('p0.p_place')
368            ->orderBy('p1.p_place')
369            ->orderBy('p2.p_place')
370            ->orderBy('p3.p_place')
371            ->orderBy('p4.p_place')
372            ->orderBy('p5.p_place')
373            ->orderBy('p6.p_place')
374            ->orderBy('p7.p_place')
375            ->orderBy('p8.p_place')
376            ->select([
377                'p0.p_place AS place0',
378                'p1.p_place AS place1',
379                'p2.p_place AS place2',
380                'p3.p_place AS place3',
381                'p4.p_place AS place4',
382                'p5.p_place AS place5',
383                'p6.p_place AS place6',
384                'p7.p_place AS place7',
385                'p8.p_place AS place8',
386            ]);
387
388        // Filter each level of the hierarchy.
389        foreach (explode(',', $search, 9) as $level => $string) {
390            $query->whereContains('p' . $level . '.p_place', $string);
391        }
392
393        $row_mapper = static function (stdClass $row) use ($tree): Place {
394            $place = implode(', ', array_filter((array) $row));
395
396            return new Place($place, $tree);
397        };
398
399        $filter = static function (): bool {
400            return true;
401        };
402
403        return $this->paginateQuery($query, $row_mapper, $filter, $offset, $limit);
404    }
405
406    /**
407     * @param Tree[]   $trees
408     * @param string[] $fields
409     * @param string[] $modifiers
410     *
411     * @return Collection<Individual>
412     */
413    public function searchIndividualsAdvanced(array $trees, array $fields, array $modifiers): Collection
414    {
415        $fields = array_filter($fields);
416
417        $query = DB::table('individuals')
418            ->select(['individuals.*'])
419            ->distinct();
420
421        $this->whereTrees($query, 'i_file', $trees);
422
423        // Join the following tables
424        $father_name   = false;
425        $mother_name   = false;
426        $spouse_family = false;
427        $indi_name     = false;
428        $indi_date     = false;
429        $fam_date      = false;
430        $indi_plac     = false;
431        $fam_plac      = false;
432
433        foreach ($fields as $field_name => $field_value) {
434            if ($field_value !== '') {
435                if (substr($field_name, 0, 14) === 'FAMC:HUSB:NAME') {
436                    $father_name = true;
437                } elseif (substr($field_name, 0, 14) === 'FAMC:WIFE:NAME') {
438                    $mother_name = true;
439                } elseif (substr($field_name, 0, 4) === 'NAME') {
440                    $indi_name = true;
441                } elseif (strpos($field_name, ':DATE') !== false) {
442                    if (substr($field_name, 0, 4) === 'FAMS') {
443                        $fam_date      = true;
444                        $spouse_family = true;
445                    } else {
446                        $indi_date = true;
447                    }
448                } elseif (strpos($field_name, ':PLAC') !== false) {
449                    if (substr($field_name, 0, 4) === 'FAMS') {
450                        $fam_plac      = true;
451                        $spouse_family = true;
452                    } else {
453                        $indi_plac = true;
454                    }
455                } elseif ($field_name === 'FAMS:NOTE') {
456                    $spouse_family = true;
457                }
458            }
459        }
460
461        if ($father_name || $mother_name) {
462            $query->join('link AS l1', static function (JoinClause $join): void {
463                $join
464                    ->on('l1.l_file', '=', 'individuals.i_file')
465                    ->on('l1.l_from', '=', 'individuals.i_id')
466                    ->where('l1.l_type', '=', 'FAMC');
467            });
468
469            if ($father_name) {
470                $query->join('link AS l2', static function (JoinClause $join): void {
471                    $join
472                        ->on('l2.l_file', '=', 'l1.l_file')
473                        ->on('l2.l_from', '=', 'l1.l_to')
474                        ->where('l2.l_type', '=', 'HUSB');
475                });
476                $query->join('name AS father_name', static function (JoinClause $join): void {
477                    $join
478                        ->on('father_name.n_file', '=', 'l2.l_file')
479                        ->on('father_name.n_id', '=', 'l2.l_to');
480                });
481            }
482
483            if ($mother_name) {
484                $query->join('link AS l3', static function (JoinClause $join): void {
485                    $join
486                        ->on('l3.l_file', '=', 'l1.l_file')
487                        ->on('l3.l_from', '=', 'l1.l_to')
488                        ->where('l3.l_type', '=', 'WIFE');
489                });
490                $query->join('name AS mother_name', static function (JoinClause $join): void {
491                    $join
492                        ->on('mother_name.n_file', '=', 'l3.l_file')
493                        ->on('mother_name.n_id', '=', 'l3.l_to');
494                });
495            }
496        }
497
498        if ($spouse_family) {
499            $query->join('link AS l4', static function (JoinClause $join): void {
500                $join
501                    ->on('l4.l_file', '=', 'individuals.i_file')
502                    ->on('l4.l_from', '=', 'individuals.i_id')
503                    ->where('l4.l_type', '=', 'FAMS');
504            });
505            $query->join('families AS spouse_families', static function (JoinClause $join): void {
506                $join
507                    ->on('spouse_families.f_file', '=', 'l4.l_file')
508                    ->on('spouse_families.f_id', '=', 'l4.l_to');
509            });
510        }
511
512        if ($indi_name) {
513            $query->join('name AS individual_name', static function (JoinClause $join): void {
514                $join
515                    ->on('individual_name.n_file', '=', 'individuals.i_file')
516                    ->on('individual_name.n_id', '=', 'individuals.i_id');
517            });
518        }
519
520        if ($indi_date) {
521            $query->join('dates AS individual_dates', static function (JoinClause $join): void {
522                $join
523                    ->on('individual_dates.d_file', '=', 'individuals.i_file')
524                    ->on('individual_dates.d_gid', '=', 'individuals.i_id');
525            });
526        }
527
528        if ($fam_date) {
529            $query->join('dates AS family_dates', static function (JoinClause $join): void {
530                $join
531                    ->on('family_dates.d_file', '=', 'spouse_families.f_file')
532                    ->on('family_dates.d_gid', '=', 'spouse_families.f_id');
533            });
534        }
535
536        if ($indi_plac) {
537            $query->join('placelinks AS individual_placelinks', static function (JoinClause $join): void {
538                $join
539                    ->on('individual_placelinks.pl_file', '=', 'individuals.i_file')
540                    ->on('individual_placelinks.pl_gid', '=', 'individuals.i_id');
541            });
542            $query->join('places AS individual_places', static function (JoinClause $join): void {
543                $join
544                    ->on('individual_places.p_file', '=', 'individual_placelinks.pl_file')
545                    ->on('individual_places.p_id', '=', 'individual_placelinks.pl_p_id');
546            });
547        }
548
549        if ($fam_plac) {
550            $query->join('placelinks AS familyl_placelinks', static function (JoinClause $join): void {
551                $join
552                    ->on('familyl_placelinks.pl_file', '=', 'individuals.i_file')
553                    ->on('familyl_placelinks.pl_gid', '=', 'individuals.i_id');
554            });
555            $query->join('places AS family_places', static function (JoinClause $join): void {
556                $join
557                    ->on('family_places.p_file', '=', 'familyl_placelinks.pl_file')
558                    ->on('family_places.p_id', '=', 'familyl_placelinks.pl_p_id');
559            });
560        }
561
562        foreach ($fields as $field_name => $field_value) {
563            $parts = explode(':', $field_name . '::::');
564            if ($parts[0] === 'NAME') {
565                // NAME:*
566                switch ($parts[1]) {
567                    case 'GIVN':
568                        switch ($modifiers[$field_name]) {
569                            case 'EXACT':
570                                $query->where('individual_name.n_givn', '=', $field_value);
571                                break;
572                            case 'BEGINS':
573                                $query->where('individual_name.n_givn', 'LIKE', $field_value . '%');
574                                break;
575                            case 'CONTAINS':
576                                $query->where('individual_name.n_givn', 'LIKE', '%' . $field_value . '%');
577                                break;
578                            case 'SDX_STD':
579                                $sdx = Soundex::russell($field_value);
580                                if ($sdx !== '') {
581                                    $this->wherePhonetic($query, 'individual_name.n_soundex_givn_std', $sdx);
582                                } else {
583                                    // No phonetic content? Use a substring match
584                                    $query->where('individual_name.n_givn', 'LIKE', '%' . $field_value . '%');
585                                }
586                                break;
587                            case 'SDX': // SDX uses DM by default.
588                            case 'SDX_DM':
589                                $sdx = Soundex::daitchMokotoff($field_value);
590                                if ($sdx !== '') {
591                                    $this->wherePhonetic($query, 'individual_name.n_soundex_givn_dm', $sdx);
592                                } else {
593                                    // No phonetic content? Use a substring match
594                                    $query->where('individual_name.n_givn', 'LIKE', '%' . $field_value . '%');
595                                }
596                                break;
597                        }
598                        break;
599                    case 'SURN':
600                        switch ($modifiers[$field_name]) {
601                            case 'EXACT':
602                                $query->where('individual_name.n_surn', '=', $field_value);
603                                break;
604                            case 'BEGINS':
605                                $query->where('individual_name.n_surn', 'LIKE', $field_value . '%');
606                                break;
607                            case 'CONTAINS':
608                                $query->where('individual_name.n_surn', 'LIKE', '%' . $field_value . '%');
609                                break;
610                            case 'SDX_STD':
611                                $sdx = Soundex::russell($field_value);
612                                if ($sdx !== '') {
613                                    $this->wherePhonetic($query, 'individual_name.n_soundex_surn_std', $sdx);
614                                } else {
615                                    // No phonetic content? Use a substring match
616                                    $query->where('individual_name.n_surn', 'LIKE', '%' . $field_value . '%');
617                                }
618                                break;
619                            case 'SDX': // SDX uses DM by default.
620                            case 'SDX_DM':
621                                $sdx = Soundex::daitchMokotoff($field_value);
622                                if ($sdx !== '') {
623                                    $this->wherePhonetic($query, 'individual_name.n_soundex_surn_dm', $sdx);
624                                } else {
625                                    // No phonetic content? Use a substring match
626                                    $query->where('individual_name.n_surn', 'LIKE', '%' . $field_value . '%');
627                                }
628                                break;
629                        }
630                        break;
631                    case 'NICK':
632                    case '_MARNM':
633                    case '_HEB':
634                    case '_AKA':
635                        $query
636                            ->where('individual_name', '=', $parts[1])
637                            ->where('individual_name', 'LIKE', '%' . $field_value . '%');
638                        break;
639                }
640                unset($fields[$field_name]);
641            } elseif ($parts[1] === 'DATE') {
642                // *:DATE
643                $date = new Date($field_value);
644                if ($date->isOK()) {
645                    $delta = 365 * ($modifiers[$field_name] ?? 0);
646                    $query
647                        ->where('individual_dates.d_fact', '=', $parts[0])
648                        ->where('individual_dates.d_julianday1', '>=', $date->minimumJulianDay() - $delta)
649                        ->where('individual_dates.d_julianday2', '<=', $date->minimumJulianDay() + $delta);
650                }
651                unset($fields[$field_name]);
652            } elseif ($parts[0] === 'FAMS' && $parts[2] === 'DATE') {
653                // FAMS:*:DATE
654                $date = new Date($field_value);
655                if ($date->isOK()) {
656                    $delta = 365 * $modifiers[$field_name];
657                    $query
658                        ->where('family_dates.d_fact', '=', $parts[1])
659                        ->where('family_dates.d_julianday1', '>=', $date->minimumJulianDay() - $delta)
660                        ->where('family_dates.d_julianday2', '<=', $date->minimumJulianDay() + $delta);
661                }
662                unset($fields[$field_name]);
663            } elseif ($parts[1] === 'PLAC') {
664                // *:PLAC
665                // SQL can only link a place to a person/family, not to an event.
666                $query->where('individual_places.p_place', 'LIKE', '%' . $field_value . '%');
667            } elseif ($parts[0] === 'FAMS' && $parts[2] === 'PLAC') {
668                // FAMS:*:PLAC
669                // SQL can only link a place to a person/family, not to an event.
670                $query->where('family_places.p_place', 'LIKE', '%' . $field_value . '%');
671            } elseif ($parts[0] === 'FAMC' && $parts[2] === 'NAME') {
672                $table = $parts[1] === 'HUSB' ? 'father_name' : 'mother_name';
673                // NAME:*
674                switch ($parts[3]) {
675                    case 'GIVN':
676                        switch ($modifiers[$field_name]) {
677                            case 'EXACT':
678                                $query->where($table . '.n_givn', '=', $field_value);
679                                break;
680                            case 'BEGINS':
681                                $query->where($table . '.n_givn', 'LIKE', $field_value . '%');
682                                break;
683                            case 'CONTAINS':
684                                $query->where($table . '.n_givn', 'LIKE', '%' . $field_value . '%');
685                                break;
686                            case 'SDX_STD':
687                                $sdx = Soundex::russell($field_value);
688                                if ($sdx !== '') {
689                                    $this->wherePhonetic($query, $table . '.n_soundex_givn_std', $sdx);
690                                } else {
691                                    // No phonetic content? Use a substring match
692                                    $query->where($table . '.n_givn', 'LIKE', '%' . $field_value . '%');
693                                }
694                                break;
695                            case 'SDX': // SDX uses DM by default.
696                            case 'SDX_DM':
697                                $sdx = Soundex::daitchMokotoff($field_value);
698                                if ($sdx !== '') {
699                                    $this->wherePhonetic($query, $table . '.n_soundex_givn_dm', $sdx);
700                                } else {
701                                    // No phonetic content? Use a substring match
702                                    $query->where($table . '.n_givn', 'LIKE', '%' . $field_value . '%');
703                                }
704                                break;
705                        }
706                        break;
707                    case 'SURN':
708                        switch ($modifiers[$field_name]) {
709                            case 'EXACT':
710                                $query->where($table . '.n_surn', '=', $field_value);
711                                break;
712                            case 'BEGINS':
713                                $query->where($table . '.n_surn', 'LIKE', $field_value . '%');
714                                break;
715                            case 'CONTAINS':
716                                $query->where($table . '.n_surn', 'LIKE', '%' . $field_value . '%');
717                                break;
718                            case 'SDX_STD':
719                                $sdx = Soundex::russell($field_value);
720                                if ($sdx !== '') {
721                                    $this->wherePhonetic($query, $table . '.n_soundex_surn_std', $sdx);
722                                } else {
723                                    // No phonetic content? Use a substring match
724                                    $query->where($table . '.n_surn', 'LIKE', '%' . $field_value . '%');
725                                }
726                                break;
727                            case 'SDX': // SDX uses DM by default.
728                            case 'SDX_DM':
729                                $sdx = Soundex::daitchMokotoff($field_value);
730                                if ($sdx !== '') {
731                                    $this->wherePhonetic($query, $table . '.n_soundex_surn_dm', $sdx);
732                                } else {
733                                    // No phonetic content? Use a substring match
734                                    $query->where($table . '.n_surn', 'LIKE', '%' . $field_value . '%');
735                                }
736                                break;
737                        }
738                        break;
739                }
740                unset($fields[$field_name]);
741            } elseif ($parts[0] === 'FAMS') {
742                // e.g. searches for occupation, religion, note, etc.
743                // Initial matching only.  Need PHP to apply filter.
744                $query->where('spouse_families.f_gedcom', 'LIKE', "%\n1 " . $parts[1] . ' %' . $field_value . '%');
745            } elseif ($parts[1] === 'TYPE') {
746                // e.g. FACT:TYPE or EVEN:TYPE
747                // Initial matching only.  Need PHP to apply filter.
748                $query->where('individuals.i_gedcom', 'LIKE', "%\n1 " . $parts[0] . '%\n2 TYPE %' . $field_value . '%');
749            } else {
750                // e.g. searches for occupation, religion, note, etc.
751                // Initial matching only.  Need PHP to apply filter.
752                $query->where('individuals.i_gedcom', 'LIKE', "%\n1 " . $parts[0] . '%' . $parts[1] . '%' . $field_value . '%');
753            }
754        }
755        return $query
756            ->get()
757            ->each($this->rowLimiter())
758            ->map($this->individualRowMapper())
759            ->filter(GedcomRecord::accessFilter())
760            ->filter(static function (Individual $individual) use ($fields): bool {
761                // Check for searches which were only partially matched by SQL
762                foreach ($fields as $field_name => $field_value) {
763                    $regex = '/' . preg_quote($field_value, '/') . '/i';
764
765                    $parts = explode(':', $field_name . '::::');
766
767                    // *:PLAC
768                    if ($parts[1] === 'PLAC') {
769                        foreach ($individual->facts([$parts[0]]) as $fact) {
770                            if (preg_match($regex, $fact->place()->gedcomName())) {
771                                continue 2;
772                            }
773                        }
774                        return false;
775                    }
776
777                    // FAMS:*:PLAC
778                    if ($parts[0] === 'FAMS' && $parts[2] === 'PLAC') {
779                        foreach ($individual->spouseFamilies() as $family) {
780                            foreach ($family->facts([$parts[1]]) as $fact) {
781                                if (preg_match($regex, $fact->place()->gedcomName())) {
782                                    continue 2;
783                                }
784                            }
785                        }
786                        return false;
787                    }
788
789                    // e.g. searches for occupation, religion, note, etc.
790                    if ($parts[0] === 'FAMS') {
791                        foreach ($individual->spouseFamilies() as $family) {
792                            foreach ($family->facts([$parts[1]]) as $fact) {
793                                if (preg_match($regex, $fact->value())) {
794                                    continue 3;
795                                }
796                            }
797                        }
798                        return false;
799                    }
800
801                    // e.g. FACT:TYPE or EVEN:TYPE
802                    if ($parts[1] === 'TYPE' || $parts[1] === '_WT_USER') {
803                        foreach ($individual->facts([$parts[0]]) as $fact) {
804                            if (preg_match($regex, $fact->attribute($parts[1]))) {
805                                continue 2;
806                            }
807                        }
808
809                        return false;
810                    }
811                }
812
813                return true;
814            });
815    }
816
817    /**
818     * @param string $soundex
819     * @param string $lastname
820     * @param string $firstname
821     * @param string $place
822     * @param Tree[] $search_trees
823     *
824     * @return Collection<Individual>
825     */
826    public function searchIndividualsPhonetic(string $soundex, string $lastname, string $firstname, string $place, array $search_trees): Collection
827    {
828        switch ($soundex) {
829            default:
830            case 'Russell':
831                $givn_sdx   = Soundex::russell($firstname);
832                $surn_sdx   = Soundex::russell($lastname);
833                $plac_sdx   = Soundex::russell($place);
834                $givn_field = 'n_soundex_givn_std';
835                $surn_field = 'n_soundex_surn_std';
836                $plac_field = 'p_std_soundex';
837                break;
838            case 'DaitchM':
839                $givn_sdx   = Soundex::daitchMokotoff($firstname);
840                $surn_sdx   = Soundex::daitchMokotoff($lastname);
841                $plac_sdx   = Soundex::daitchMokotoff($place);
842                $givn_field = 'n_soundex_givn_dm';
843                $surn_field = 'n_soundex_surn_dm';
844                $plac_field = 'p_dm_soundex';
845                break;
846        }
847
848        // Nothing to search for? Return nothing.
849        if ($givn_sdx === '' && $surn_sdx === '' && $plac_sdx === '') {
850            return new Collection();
851        }
852
853        $query = DB::table('individuals')
854            ->select(['individuals.*'])
855            ->distinct();
856
857        $this->whereTrees($query, 'i_file', $search_trees);
858
859        if ($plac_sdx !== '') {
860            $query->join('placelinks', static function (JoinClause $join): void {
861                $join
862                    ->on('placelinks.pl_file', '=', 'individuals.i_file')
863                    ->on('placelinks.pl_gid', '=', 'individuals.i_id');
864            });
865            $query->join('places', static function (JoinClause $join): void {
866                $join
867                    ->on('places.p_file', '=', 'placelinks.pl_file')
868                    ->on('places.p_id', '=', 'placelinks.pl_p_id');
869            });
870
871            $this->wherePhonetic($query, $plac_field, $plac_sdx);
872        }
873
874        if ($givn_sdx !== '' || $surn_sdx !== '') {
875            $query->join('name', static function (JoinClause $join): void {
876                $join
877                    ->on('name.n_file', '=', 'individuals.i_file')
878                    ->on('name.n_id', '=', 'individuals.i_id');
879            });
880
881            $this->wherePhonetic($query, $givn_field, $givn_sdx);
882            $this->wherePhonetic($query, $surn_field, $surn_sdx);
883        }
884
885        return $query
886            ->get()
887            ->each($this->rowLimiter())
888            ->map($this->individualRowMapper())
889            ->filter(GedcomRecord::accessFilter());
890    }
891
892    /**
893     * Paginate a search query.
894     *
895     * @param Builder $query      Searches the database for the desired records.
896     * @param Closure $row_mapper Converts a row from the query into a record.
897     * @param Closure $row_filter
898     * @param int     $offset     Skip this many rows.
899     * @param int     $limit      Take this many rows.
900     *
901     * @return Collection<mixed>
902     */
903    private function paginateQuery(Builder $query, Closure $row_mapper, Closure $row_filter, int $offset, int $limit): Collection
904    {
905        $collection = new Collection();
906
907        foreach ($query->cursor() as $row) {
908            $record = $row_mapper($row);
909            // If the object has a method "canShow()", then use it to filter for privacy.
910            if ($row_filter($record)) {
911                if ($offset > 0) {
912                    $offset--;
913                } else {
914                    if ($limit > 0) {
915                        $collection->push($record);
916                    }
917
918                    $limit--;
919
920                    if ($limit === 0) {
921                        break;
922                    }
923                }
924            }
925        }
926
927
928        return $collection;
929    }
930
931    /**
932     * Apply search filters to a SQL query column.  Apply collation rules to MySQL.
933     *
934     * @param Builder           $query
935     * @param Expression|string $field
936     * @param string[]          $search_terms
937     */
938    private function whereSearch(Builder $query, $field, array $search_terms): void
939    {
940        if ($field instanceof Expression) {
941            $field = $field->getValue();
942        }
943
944        foreach ($search_terms as $search_term) {
945            $query->whereContains(new Expression($field), $search_term);
946        }
947    }
948
949    /**
950     * Apply soundex search filters to a SQL query column.
951     *
952     * @param Builder           $query
953     * @param Expression|string $field
954     * @param string            $soundex
955     */
956    private function wherePhonetic(Builder $query, $field, string $soundex): void
957    {
958        if ($soundex !== '') {
959            $query->where(static function (Builder $query) use ($soundex, $field): void {
960                foreach (explode(':', $soundex) as $sdx) {
961                    $query->orWhere($field, 'LIKE', '%' . $sdx . '%');
962                }
963            });
964        }
965    }
966
967    /**
968     * @param Builder $query
969     * @param string  $tree_id_field
970     * @param Tree[]  $trees
971     */
972    private function whereTrees(Builder $query, string $tree_id_field, array $trees): void
973    {
974        $tree_ids = array_map(static function (Tree $tree): int {
975            return $tree->id();
976        }, $trees);
977
978        $query->whereIn($tree_id_field, $tree_ids);
979    }
980
981    /**
982     * Find the media object that uses a particular media file.
983     *
984     * @param string $file
985     *
986     * @return Media[]
987     */
988    public function findMediaObjectsForMediaFile(string $file): array
989    {
990        return DB::table('media')
991            ->join('media_file', static function (JoinClause $join): void {
992                $join
993                    ->on('media_file.m_file', '=', 'media.m_file')
994                    ->on('media_file.m_id', '=', 'media.m_id');
995            })
996            ->join('gedcom_setting', 'media.m_file', '=', 'gedcom_setting.gedcom_id')
997            ->where(new Expression('setting_value || multimedia_file_refn'), '=', $file)
998            ->select(['media.*'])
999            ->distinct()
1000            ->get()
1001            ->map($this->mediaRowMapper())
1002            ->all();
1003    }
1004
1005    /**
1006     * A closure to filter records by privacy-filtered GEDCOM data.
1007     *
1008     * @param array $search_terms
1009     *
1010     * @return Closure
1011     */
1012    private function rawGedcomFilter(array $search_terms): Closure
1013    {
1014        return static function (GedcomRecord $record) use ($search_terms): bool {
1015            // Ignore non-genealogy fields
1016            $gedcom = preg_replace('/\n\d (?:_UID|_WT_USER) .*/', '', $record->gedcom());
1017
1018            // Ignore matches in links
1019            $gedcom = preg_replace('/\n\d ' . Gedcom::REGEX_TAG . '( @' . Gedcom::REGEX_XREF . '@)?/', '', $gedcom);
1020
1021            // Re-apply the filtering
1022            foreach ($search_terms as $search_term) {
1023                if (mb_stripos($gedcom, $search_term) === false) {
1024                    return false;
1025                }
1026            }
1027
1028            return true;
1029        };
1030    }
1031
1032    /**
1033     * Searching for short or common text can give more results than the system can process.
1034     *
1035     * @param int $limit
1036     *
1037     * @return Closure
1038     */
1039    private function rowLimiter(int $limit = 1000): Closure
1040    {
1041        return static function () use ($limit): void {
1042            static $n = 0;
1043
1044            if (++$n > $limit) {
1045                $message = I18N::translate('The search returned too many results.');
1046
1047                throw new HttpServiceUnavailableException($message);
1048            }
1049        };
1050    }
1051
1052    /**
1053     * Convert a row from any tree in the families table into a family object.
1054     *
1055     * @return Closure
1056     */
1057    private function familyRowMapper(): Closure
1058    {
1059        return function (stdClass $row): Family {
1060            $tree = $this->tree_service->find((int) $row->f_file);
1061
1062            return Family::rowMapper($tree)($row);
1063        };
1064    }
1065
1066    /**
1067     * Convert a row from any tree in the individuals table into an individual object.
1068     *
1069     * @return Closure
1070     */
1071    private function individualRowMapper(): Closure
1072    {
1073        return function (stdClass $row): Individual {
1074            $tree = $this->tree_service->find((int) $row->i_file);
1075
1076            return Individual::rowMapper($tree)($row);
1077        };
1078    }
1079
1080    /**
1081     * Convert a row from any tree in the media table into an media object.
1082     *
1083     * @return Closure
1084     */
1085    private function mediaRowMapper(): Closure
1086    {
1087        return function (stdClass $row): Media {
1088            $tree = $this->tree_service->find((int) $row->m_file);
1089
1090            return Media::rowMapper($tree)($row);
1091        };
1092    }
1093
1094    /**
1095     * Convert a row from any tree in the other table into a note object.
1096     *
1097     * @return Closure
1098     */
1099    private function noteRowMapper(): Closure
1100    {
1101        return function (stdClass $row): Note {
1102            $tree = $this->tree_service->find((int) $row->o_file);
1103
1104            return Note::rowMapper($tree)($row);
1105        };
1106    }
1107
1108    /**
1109     * Convert a row from any tree in the other table into a repository object.
1110     *
1111     * @return Closure
1112     */
1113    private function repositoryRowMapper(): Closure
1114    {
1115        return function (stdClass $row): Repository {
1116            $tree = $this->tree_service->find((int) $row->o_file);
1117
1118            return Repository::rowMapper($tree)($row);
1119        };
1120    }
1121
1122    /**
1123     * Convert a row from any tree in the sources table into a source object.
1124     *
1125     * @return Closure
1126     */
1127    private function sourceRowMapper(): Closure
1128    {
1129        return function (stdClass $row): Source {
1130            $tree = $this->tree_service->find((int) $row->s_file);
1131
1132            return Source::rowMapper($tree)($row);
1133        };
1134    }
1135
1136    /**
1137     * Convert a row from any tree in the other table into a submitter object.
1138     *
1139     * @return Closure
1140     */
1141    private function submitterRowMapper(): Closure
1142    {
1143        return function (stdClass $row): Submitter {
1144            $tree = $this->tree_service->find((int) $row->o_file);
1145
1146            return Submitter::rowMapper($tree)($row);
1147        };
1148    }
1149}
1150