xref: /webtrees/app/Services/SearchService.php (revision 9875d474681d9d68deaf5ae544258b50ffd10ee0)
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(function (Builder $query) use ($field_value): void {
603                                    $query
604                                        ->where('individual_name.n_surn', '=', $field_value)
605                                        ->orWhere('individual_name.n_surname', '=', $field_value);
606                                });
607                                break;
608                            case 'BEGINS':
609                                $query->where(function (Builder $query) use ($field_value): void {
610                                    $query
611                                        ->where('individual_name.n_surn', 'LIKE', $field_value . '%')
612                                        ->orWhere('individual_name.n_surname', 'LIKE', $field_value . '%');
613                                });
614                                break;
615                            case 'CONTAINS':
616                                $query->where(function (Builder $query) use ($field_value): void {
617                                    $query
618                                        ->where('individual_name.n_surn', 'LIKE', '%' . $field_value . '%')
619                                        ->orWhere('individual_name.n_surname', 'LIKE', '%' . $field_value . '%');
620                                });
621                                break;
622                            case 'SDX_STD':
623                                $sdx = Soundex::russell($field_value);
624                                if ($sdx !== '') {
625                                    $this->wherePhonetic($query, 'individual_name.n_soundex_surn_std', $sdx);
626                                } else {
627                                    // No phonetic content? Use a substring match
628                                    $query->where(function (Builder $query) use ($field_value): void {
629                                        $query
630                                            ->where('individual_name.n_surn', 'LIKE', '%' . $field_value . '%')
631                                            ->orWhere('individual_name.n_surname', 'LIKE', '%' . $field_value . '%');
632                                    });
633                                }
634                                break;
635                            case 'SDX': // SDX uses DM by default.
636                            case 'SDX_DM':
637                                $sdx = Soundex::daitchMokotoff($field_value);
638                                if ($sdx !== '') {
639                                    $this->wherePhonetic($query, 'individual_name.n_soundex_surn_dm', $sdx);
640                                } else {
641                                    // No phonetic content? Use a substring match
642                                    $query->where(function (Builder $query) use ($field_value): void {
643                                        $query
644                                            ->where('individual_name.n_surn', 'LIKE', '%' . $field_value . '%')
645                                            ->orWhere('individual_name.n_surname', 'LIKE', '%' . $field_value . '%');
646                                    });
647                                }
648                                break;
649                        }
650                        break;
651                    case 'NICK':
652                    case '_MARNM':
653                    case '_HEB':
654                    case '_AKA':
655                        $query
656                            ->where('individual_name', '=', $parts[1])
657                            ->where('individual_name', 'LIKE', '%' . $field_value . '%');
658                        break;
659                }
660                unset($fields[$field_name]);
661            } elseif ($parts[1] === 'DATE') {
662                // *:DATE
663                $date = new Date($field_value);
664                if ($date->isOK()) {
665                    $delta = 365 * ($modifiers[$field_name] ?? 0);
666                    $query
667                        ->where('individual_dates.d_fact', '=', $parts[0])
668                        ->where('individual_dates.d_julianday1', '>=', $date->minimumJulianDay() - $delta)
669                        ->where('individual_dates.d_julianday2', '<=', $date->minimumJulianDay() + $delta);
670                }
671                unset($fields[$field_name]);
672            } elseif ($parts[0] === 'FAMS' && $parts[2] === 'DATE') {
673                // FAMS:*:DATE
674                $date = new Date($field_value);
675                if ($date->isOK()) {
676                    $delta = 365 * $modifiers[$field_name];
677                    $query
678                        ->where('family_dates.d_fact', '=', $parts[1])
679                        ->where('family_dates.d_julianday1', '>=', $date->minimumJulianDay() - $delta)
680                        ->where('family_dates.d_julianday2', '<=', $date->minimumJulianDay() + $delta);
681                }
682                unset($fields[$field_name]);
683            } elseif ($parts[1] === 'PLAC') {
684                // *:PLAC
685                // SQL can only link a place to a person/family, not to an event.
686                $query->where('individual_places.p_place', 'LIKE', '%' . $field_value . '%');
687            } elseif ($parts[0] === 'FAMS' && $parts[2] === 'PLAC') {
688                // FAMS:*:PLAC
689                // SQL can only link a place to a person/family, not to an event.
690                $query->where('family_places.p_place', 'LIKE', '%' . $field_value . '%');
691            } elseif ($parts[0] === 'FAMC' && $parts[2] === 'NAME') {
692                $table = $parts[1] === 'HUSB' ? 'father_name' : 'mother_name';
693                // NAME:*
694                switch ($parts[3]) {
695                    case 'GIVN':
696                        switch ($modifiers[$field_name]) {
697                            case 'EXACT':
698                                $query->where($table . '.n_givn', '=', $field_value);
699                                break;
700                            case 'BEGINS':
701                                $query->where($table . '.n_givn', 'LIKE', $field_value . '%');
702                                break;
703                            case 'CONTAINS':
704                                $query->where($table . '.n_givn', 'LIKE', '%' . $field_value . '%');
705                                break;
706                            case 'SDX_STD':
707                                $sdx = Soundex::russell($field_value);
708                                if ($sdx !== '') {
709                                    $this->wherePhonetic($query, $table . '.n_soundex_givn_std', $sdx);
710                                } else {
711                                    // No phonetic content? Use a substring match
712                                    $query->where($table . '.n_givn', 'LIKE', '%' . $field_value . '%');
713                                }
714                                break;
715                            case 'SDX': // SDX uses DM by default.
716                            case 'SDX_DM':
717                                $sdx = Soundex::daitchMokotoff($field_value);
718                                if ($sdx !== '') {
719                                    $this->wherePhonetic($query, $table . '.n_soundex_givn_dm', $sdx);
720                                } else {
721                                    // No phonetic content? Use a substring match
722                                    $query->where($table . '.n_givn', 'LIKE', '%' . $field_value . '%');
723                                }
724                                break;
725                        }
726                        break;
727                    case 'SURN':
728                        switch ($modifiers[$field_name]) {
729                            case 'EXACT':
730                                $query->where($table . '.n_surn', '=', $field_value);
731                                break;
732                            case 'BEGINS':
733                                $query->where($table . '.n_surn', 'LIKE', $field_value . '%');
734                                break;
735                            case 'CONTAINS':
736                                $query->where($table . '.n_surn', 'LIKE', '%' . $field_value . '%');
737                                break;
738                            case 'SDX_STD':
739                                $sdx = Soundex::russell($field_value);
740                                if ($sdx !== '') {
741                                    $this->wherePhonetic($query, $table . '.n_soundex_surn_std', $sdx);
742                                } else {
743                                    // No phonetic content? Use a substring match
744                                    $query->where($table . '.n_surn', 'LIKE', '%' . $field_value . '%');
745                                }
746                                break;
747                            case 'SDX': // SDX uses DM by default.
748                            case 'SDX_DM':
749                                $sdx = Soundex::daitchMokotoff($field_value);
750                                if ($sdx !== '') {
751                                    $this->wherePhonetic($query, $table . '.n_soundex_surn_dm', $sdx);
752                                } else {
753                                    // No phonetic content? Use a substring match
754                                    $query->where($table . '.n_surn', 'LIKE', '%' . $field_value . '%');
755                                }
756                                break;
757                        }
758                        break;
759                }
760                unset($fields[$field_name]);
761            } elseif ($parts[0] === 'FAMS') {
762                // e.g. searches for occupation, religion, note, etc.
763                // Initial matching only.  Need PHP to apply filter.
764                $query->where('spouse_families.f_gedcom', 'LIKE', "%\n1 " . $parts[1] . ' %' . $field_value . '%');
765            } elseif ($parts[1] === 'TYPE') {
766                // e.g. FACT:TYPE or EVEN:TYPE
767                // Initial matching only.  Need PHP to apply filter.
768                $query->where('individuals.i_gedcom', 'LIKE', "%\n1 " . $parts[0] . '%\n2 TYPE %' . $field_value . '%');
769            } else {
770                // e.g. searches for occupation, religion, note, etc.
771                // Initial matching only.  Need PHP to apply filter.
772                $query->where('individuals.i_gedcom', 'LIKE', "%\n1 " . $parts[0] . '%' . $parts[1] . '%' . $field_value . '%');
773            }
774        }
775        return $query
776            ->get()
777            ->each($this->rowLimiter())
778            ->map($this->individualRowMapper())
779            ->filter(GedcomRecord::accessFilter())
780            ->filter(static function (Individual $individual) use ($fields): bool {
781                // Check for searches which were only partially matched by SQL
782                foreach ($fields as $field_name => $field_value) {
783                    $regex = '/' . preg_quote($field_value, '/') . '/i';
784
785                    $parts = explode(':', $field_name . '::::');
786
787                    // *:PLAC
788                    if ($parts[1] === 'PLAC') {
789                        foreach ($individual->facts([$parts[0]]) as $fact) {
790                            if (preg_match($regex, $fact->place()->gedcomName())) {
791                                continue 2;
792                            }
793                        }
794                        return false;
795                    }
796
797                    // FAMS:*:PLAC
798                    if ($parts[0] === 'FAMS' && $parts[2] === 'PLAC') {
799                        foreach ($individual->spouseFamilies() as $family) {
800                            foreach ($family->facts([$parts[1]]) as $fact) {
801                                if (preg_match($regex, $fact->place()->gedcomName())) {
802                                    continue 2;
803                                }
804                            }
805                        }
806                        return false;
807                    }
808
809                    // e.g. searches for occupation, religion, note, etc.
810                    if ($parts[0] === 'FAMS') {
811                        foreach ($individual->spouseFamilies() as $family) {
812                            foreach ($family->facts([$parts[1]]) as $fact) {
813                                if (preg_match($regex, $fact->value())) {
814                                    continue 3;
815                                }
816                            }
817                        }
818                        return false;
819                    }
820
821                    // e.g. FACT:TYPE or EVEN:TYPE
822                    if ($parts[1] === 'TYPE' || $parts[1] === '_WT_USER') {
823                        foreach ($individual->facts([$parts[0]]) as $fact) {
824                            if (preg_match($regex, $fact->attribute($parts[1]))) {
825                                continue 2;
826                            }
827                        }
828
829                        return false;
830                    }
831                }
832
833                return true;
834            });
835    }
836
837    /**
838     * @param string $soundex
839     * @param string $lastname
840     * @param string $firstname
841     * @param string $place
842     * @param Tree[] $search_trees
843     *
844     * @return Collection<Individual>
845     */
846    public function searchIndividualsPhonetic(string $soundex, string $lastname, string $firstname, string $place, array $search_trees): Collection
847    {
848        switch ($soundex) {
849            default:
850            case 'Russell':
851                $givn_sdx   = Soundex::russell($firstname);
852                $surn_sdx   = Soundex::russell($lastname);
853                $plac_sdx   = Soundex::russell($place);
854                $givn_field = 'n_soundex_givn_std';
855                $surn_field = 'n_soundex_surn_std';
856                $plac_field = 'p_std_soundex';
857                break;
858            case 'DaitchM':
859                $givn_sdx   = Soundex::daitchMokotoff($firstname);
860                $surn_sdx   = Soundex::daitchMokotoff($lastname);
861                $plac_sdx   = Soundex::daitchMokotoff($place);
862                $givn_field = 'n_soundex_givn_dm';
863                $surn_field = 'n_soundex_surn_dm';
864                $plac_field = 'p_dm_soundex';
865                break;
866        }
867
868        // Nothing to search for? Return nothing.
869        if ($givn_sdx === '' && $surn_sdx === '' && $plac_sdx === '') {
870            return new Collection();
871        }
872
873        $query = DB::table('individuals')
874            ->select(['individuals.*'])
875            ->distinct();
876
877        $this->whereTrees($query, 'i_file', $search_trees);
878
879        if ($plac_sdx !== '') {
880            $query->join('placelinks', static function (JoinClause $join): void {
881                $join
882                    ->on('placelinks.pl_file', '=', 'individuals.i_file')
883                    ->on('placelinks.pl_gid', '=', 'individuals.i_id');
884            });
885            $query->join('places', static function (JoinClause $join): void {
886                $join
887                    ->on('places.p_file', '=', 'placelinks.pl_file')
888                    ->on('places.p_id', '=', 'placelinks.pl_p_id');
889            });
890
891            $this->wherePhonetic($query, $plac_field, $plac_sdx);
892        }
893
894        if ($givn_sdx !== '' || $surn_sdx !== '') {
895            $query->join('name', static function (JoinClause $join): void {
896                $join
897                    ->on('name.n_file', '=', 'individuals.i_file')
898                    ->on('name.n_id', '=', 'individuals.i_id');
899            });
900
901            $this->wherePhonetic($query, $givn_field, $givn_sdx);
902            $this->wherePhonetic($query, $surn_field, $surn_sdx);
903        }
904
905        return $query
906            ->get()
907            ->each($this->rowLimiter())
908            ->map($this->individualRowMapper())
909            ->filter(GedcomRecord::accessFilter());
910    }
911
912    /**
913     * Paginate a search query.
914     *
915     * @param Builder $query      Searches the database for the desired records.
916     * @param Closure $row_mapper Converts a row from the query into a record.
917     * @param Closure $row_filter
918     * @param int     $offset     Skip this many rows.
919     * @param int     $limit      Take this many rows.
920     *
921     * @return Collection<mixed>
922     */
923    private function paginateQuery(Builder $query, Closure $row_mapper, Closure $row_filter, int $offset, int $limit): Collection
924    {
925        $collection = new Collection();
926
927        foreach ($query->cursor() as $row) {
928            $record = $row_mapper($row);
929            // If the object has a method "canShow()", then use it to filter for privacy.
930            if ($row_filter($record)) {
931                if ($offset > 0) {
932                    $offset--;
933                } else {
934                    if ($limit > 0) {
935                        $collection->push($record);
936                    }
937
938                    $limit--;
939
940                    if ($limit === 0) {
941                        break;
942                    }
943                }
944            }
945        }
946
947
948        return $collection;
949    }
950
951    /**
952     * Apply search filters to a SQL query column.  Apply collation rules to MySQL.
953     *
954     * @param Builder           $query
955     * @param Expression|string $field
956     * @param string[]          $search_terms
957     */
958    private function whereSearch(Builder $query, $field, array $search_terms): void
959    {
960        if ($field instanceof Expression) {
961            $field = $field->getValue();
962        }
963
964        foreach ($search_terms as $search_term) {
965            $query->whereContains(new Expression($field), $search_term);
966        }
967    }
968
969    /**
970     * Apply soundex search filters to a SQL query column.
971     *
972     * @param Builder           $query
973     * @param Expression|string $field
974     * @param string            $soundex
975     */
976    private function wherePhonetic(Builder $query, $field, string $soundex): void
977    {
978        if ($soundex !== '') {
979            $query->where(static function (Builder $query) use ($soundex, $field): void {
980                foreach (explode(':', $soundex) as $sdx) {
981                    $query->orWhere($field, 'LIKE', '%' . $sdx . '%');
982                }
983            });
984        }
985    }
986
987    /**
988     * @param Builder $query
989     * @param string  $tree_id_field
990     * @param Tree[]  $trees
991     */
992    private function whereTrees(Builder $query, string $tree_id_field, array $trees): void
993    {
994        $tree_ids = array_map(static function (Tree $tree): int {
995            return $tree->id();
996        }, $trees);
997
998        $query->whereIn($tree_id_field, $tree_ids);
999    }
1000
1001    /**
1002     * Find the media object that uses a particular media file.
1003     *
1004     * @param string $file
1005     *
1006     * @return Media[]
1007     */
1008    public function findMediaObjectsForMediaFile(string $file): array
1009    {
1010        return DB::table('media')
1011            ->join('media_file', static function (JoinClause $join): void {
1012                $join
1013                    ->on('media_file.m_file', '=', 'media.m_file')
1014                    ->on('media_file.m_id', '=', 'media.m_id');
1015            })
1016            ->join('gedcom_setting', 'media.m_file', '=', 'gedcom_setting.gedcom_id')
1017            ->where(new Expression('setting_value || multimedia_file_refn'), '=', $file)
1018            ->select(['media.*'])
1019            ->distinct()
1020            ->get()
1021            ->map($this->mediaRowMapper())
1022            ->all();
1023    }
1024
1025    /**
1026     * A closure to filter records by privacy-filtered GEDCOM data.
1027     *
1028     * @param array $search_terms
1029     *
1030     * @return Closure
1031     */
1032    private function rawGedcomFilter(array $search_terms): Closure
1033    {
1034        return static function (GedcomRecord $record) use ($search_terms): bool {
1035            // Ignore non-genealogy fields
1036            $gedcom = preg_replace('/\n\d (?:_UID|_WT_USER) .*/', '', $record->gedcom());
1037
1038            // Ignore matches in links
1039            $gedcom = preg_replace('/\n\d ' . Gedcom::REGEX_TAG . '( @' . Gedcom::REGEX_XREF . '@)?/', '', $gedcom);
1040
1041            // Re-apply the filtering
1042            foreach ($search_terms as $search_term) {
1043                if (mb_stripos($gedcom, $search_term) === false) {
1044                    return false;
1045                }
1046            }
1047
1048            return true;
1049        };
1050    }
1051
1052    /**
1053     * Searching for short or common text can give more results than the system can process.
1054     *
1055     * @param int $limit
1056     *
1057     * @return Closure
1058     */
1059    private function rowLimiter(int $limit = 1000): Closure
1060    {
1061        return static function () use ($limit): void {
1062            static $n = 0;
1063
1064            if (++$n > $limit) {
1065                $message = I18N::translate('The search returned too many results.');
1066
1067                throw new HttpServiceUnavailableException($message);
1068            }
1069        };
1070    }
1071
1072    /**
1073     * Convert a row from any tree in the families table into a family object.
1074     *
1075     * @return Closure
1076     */
1077    private function familyRowMapper(): Closure
1078    {
1079        return function (stdClass $row): Family {
1080            $tree = $this->tree_service->find((int) $row->f_file);
1081
1082            return Family::rowMapper($tree)($row);
1083        };
1084    }
1085
1086    /**
1087     * Convert a row from any tree in the individuals table into an individual object.
1088     *
1089     * @return Closure
1090     */
1091    private function individualRowMapper(): Closure
1092    {
1093        return function (stdClass $row): Individual {
1094            $tree = $this->tree_service->find((int) $row->i_file);
1095
1096            return Individual::rowMapper($tree)($row);
1097        };
1098    }
1099
1100    /**
1101     * Convert a row from any tree in the media table into an media object.
1102     *
1103     * @return Closure
1104     */
1105    private function mediaRowMapper(): Closure
1106    {
1107        return function (stdClass $row): Media {
1108            $tree = $this->tree_service->find((int) $row->m_file);
1109
1110            return Media::rowMapper($tree)($row);
1111        };
1112    }
1113
1114    /**
1115     * Convert a row from any tree in the other table into a note object.
1116     *
1117     * @return Closure
1118     */
1119    private function noteRowMapper(): Closure
1120    {
1121        return function (stdClass $row): Note {
1122            $tree = $this->tree_service->find((int) $row->o_file);
1123
1124            return Note::rowMapper($tree)($row);
1125        };
1126    }
1127
1128    /**
1129     * Convert a row from any tree in the other table into a repository object.
1130     *
1131     * @return Closure
1132     */
1133    private function repositoryRowMapper(): Closure
1134    {
1135        return function (stdClass $row): Repository {
1136            $tree = $this->tree_service->find((int) $row->o_file);
1137
1138            return Repository::rowMapper($tree)($row);
1139        };
1140    }
1141
1142    /**
1143     * Convert a row from any tree in the sources table into a source object.
1144     *
1145     * @return Closure
1146     */
1147    private function sourceRowMapper(): Closure
1148    {
1149        return function (stdClass $row): Source {
1150            $tree = $this->tree_service->find((int) $row->s_file);
1151
1152            return Source::rowMapper($tree)($row);
1153        };
1154    }
1155
1156    /**
1157     * Convert a row from any tree in the other table into a submitter object.
1158     *
1159     * @return Closure
1160     */
1161    private function submitterRowMapper(): Closure
1162    {
1163        return function (stdClass $row): Submitter {
1164            $tree = $this->tree_service->find((int) $row->o_file);
1165
1166            return Submitter::rowMapper($tree)($row);
1167        };
1168    }
1169}
1170