xref: /webtrees/app/Statistics/Repository/FamilyRepository.php (revision 4a52049613a3fd380896a97f74b94d45ccccc97c)
1<?php
2/**
3 * webtrees: online genealogy
4 * Copyright (C) 2019 webtrees development team
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
16declare(strict_types=1);
17
18namespace Fisharebest\Webtrees\Statistics\Repository;
19
20use Fisharebest\Webtrees\Family;
21use Fisharebest\Webtrees\Functions\FunctionsDate;
22use Fisharebest\Webtrees\GedcomRecord;
23use Fisharebest\Webtrees\I18N;
24use Fisharebest\Webtrees\Individual;
25use Fisharebest\Webtrees\Statistics\Google\ChartChildren;
26use Fisharebest\Webtrees\Statistics\Google\ChartDivorce;
27use Fisharebest\Webtrees\Statistics\Google\ChartFamilyLargest;
28use Fisharebest\Webtrees\Statistics\Google\ChartMarriage;
29use Fisharebest\Webtrees\Statistics\Google\ChartMarriageAge;
30use Fisharebest\Webtrees\Statistics\Google\ChartNoChildrenFamilies;
31use Fisharebest\Webtrees\Statistics\Helper\Sql;
32use Fisharebest\Webtrees\Tree;
33use Illuminate\Database\Capsule\Manager as DB;
34use Illuminate\Database\Query\Builder;
35use Illuminate\Database\Query\JoinClause;
36use stdClass;
37
38/**
39 *
40 */
41class FamilyRepository
42{
43    /**
44     * @var Tree
45     */
46    private $tree;
47
48    /**
49     * Constructor.
50     *
51     * @param Tree $tree
52     */
53    public function __construct(Tree $tree)
54    {
55        $this->tree = $tree;
56    }
57
58    /**
59     * General query on family.
60     *
61     * @param string $type
62     *
63     * @return string
64     */
65    private function familyQuery(string $type): string
66    {
67        $row = DB::table('families')
68            ->where('f_file', '=', $this->tree->id())
69            ->orderBy('f_numchil', 'desc')
70            ->first();
71
72        if ($row === null) {
73            return '';
74        }
75
76        /** @var Family $family */
77        $family = Family::rowMapper()($row);
78
79        if (!$family->canShow()) {
80            return I18N::translate('This information is private and cannot be shown.');
81        }
82
83        switch ($type) {
84            default:
85            case 'full':
86                return $family->formatList();
87
88            case 'size':
89                return I18N::number((int) $row->f_numchil);
90
91            case 'name':
92                return '<a href="' . e($family->url()) . '">' . $family->fullName() . '</a>';
93        }
94    }
95
96    /**
97     * Find the family with the most children.
98     *
99     * @return string
100     */
101    public function largestFamily(): string
102    {
103        return $this->familyQuery('full');
104    }
105
106    /**
107     * Find the number of children in the largest family.
108     *
109     * @return string
110     */
111    public function largestFamilySize(): string
112    {
113        return $this->familyQuery('size');
114    }
115
116    /**
117     * Find the family with the most children.
118     *
119     * @return string
120     */
121    public function largestFamilyName(): string
122    {
123        return $this->familyQuery('name');
124    }
125
126    /**
127     * Find the couple with the most grandchildren.
128     *
129     * @param int $total
130     *
131     * @return array
132     */
133    private function topTenGrandFamilyQuery(int $total): array
134    {
135        return DB::table('families')
136            ->join('link AS children', function (JoinClause $join) {
137                $join
138                    ->on('children.l_from', '=', 'f_id')
139                    ->on('children.l_file', '=', 'f_file')
140                    ->where('children.l_type', '=', 'CHIL');
141            })->join('link AS mchildren', function (JoinClause $join) {
142                $join
143                    ->on('mchildren.l_file', '=', 'children.l_file')
144                    ->on('mchildren.l_from', '=', 'children.l_to')
145                    ->where('mchildren.l_type', '=', 'FAMS');
146            })->join('link AS gchildren', function (JoinClause $join) {
147                $join
148                    ->on('gchildren.l_file', '=', 'mchildren.l_file')
149                    ->on('gchildren.l_from', '=', 'mchildren.l_to')
150                    ->where('gchildren.l_type', '=', 'CHIL');
151            })
152            ->where('f_file', '=', $this->tree->id())
153            ->groupBy(['f_id', 'f_file'])
154            ->orderBy(DB::raw('COUNT(*)'), 'DESC')
155            ->select('families.*')
156            ->limit($total)
157            ->get()
158            ->map(Family::rowMapper())
159            ->filter(GedcomRecord::accessFilter())
160            ->map(function (Family $family): array {
161                $count = 0;
162                foreach ($family->children() as $child) {
163                    foreach ($child->spouseFamilies() as $spouse_family) {
164                        $count += $spouse_family->children()->count();
165                    }
166                }
167
168                return [
169                    'family' => $family,
170                    'count'  => $count,
171                ];
172            })
173            ->all();
174    }
175
176    /**
177     * Find the couple with the most grandchildren.
178     *
179     * @param int $total
180     *
181     * @return string
182     */
183    public function topTenLargestGrandFamily(int $total = 10): string
184    {
185        return view('statistics/families/top10-nolist-grand', [
186            'records' => $this->topTenGrandFamilyQuery($total),
187        ]);
188    }
189
190    /**
191     * Find the couple with the most grandchildren.
192     *
193     * @param int $total
194     *
195     * @return string
196     */
197    public function topTenLargestGrandFamilyList(int $total = 10): string
198    {
199        return view('statistics/families/top10-list-grand', [
200            'records' => $this->topTenGrandFamilyQuery($total),
201        ]);
202    }
203
204    /**
205     * Find the families with no children.
206     *
207     * @return int
208     */
209    private function noChildrenFamiliesQuery(): int
210    {
211        return DB::table('families')
212            ->where('f_file', '=', $this->tree->id())
213            ->where('f_numchil', '=', 0)
214            ->count();
215    }
216
217    /**
218     * Find the families with no children.
219     *
220     * @return string
221     */
222    public function noChildrenFamilies(): string
223    {
224        return I18N::number($this->noChildrenFamiliesQuery());
225    }
226
227    /**
228     * Find the families with no children.
229     *
230     * @param string $type
231     *
232     * @return string
233     */
234    public function noChildrenFamiliesList($type = 'list'): string
235    {
236        $families = DB::table('families')
237            ->where('f_file', '=', $this->tree->id())
238            ->where('f_numchil', '=', 0)
239            ->get()
240            ->map(Family::rowMapper())
241            ->filter(GedcomRecord::accessFilter());
242
243        $top10 = [];
244
245        /** @var Family $family */
246        foreach ($families as $family) {
247            if ($type === 'list') {
248                $top10[] = '<li><a href="' . e($family->url()) . '">' . $family->fullName() . '</a></li>';
249            } else {
250                $top10[] = '<a href="' . e($family->url()) . '">' . $family->fullName() . '</a>';
251            }
252        }
253
254        if ($type === 'list') {
255            $top10 = implode('', $top10);
256        } else {
257            $top10 = implode('; ', $top10);
258        }
259
260
261        if ($type === 'list') {
262            return '<ul>' . $top10 . '</ul>';
263        }
264
265        return $top10;
266    }
267
268    /**
269     * Create a chart of children with no families.
270     *
271     * @param int $year1
272     * @param int $year2
273     *
274     * @return string
275     */
276    public function chartNoChildrenFamilies(int $year1 = -1, int $year2 = -1): string
277    {
278        $no_child_fam = $this->noChildrenFamiliesQuery();
279
280        return (new ChartNoChildrenFamilies($this->tree))
281            ->chartNoChildrenFamilies($no_child_fam, $year1, $year2);
282    }
283
284    /**
285     * Returns the ages between siblings.
286     *
287     * @param int $total The total number of records to query
288     *
289     * @return array
290     */
291    private function ageBetweenSiblingsQuery(int $total): array
292    {
293        $prefix = DB::connection()->getTablePrefix();
294
295        return DB::table('link AS link1')
296            ->join('link AS link2', function (JoinClause $join): void {
297                $join
298                    ->on('link2.l_from', '=', 'link1.l_from')
299                    ->on('link2.l_type', '=', 'link1.l_type')
300                    ->on('link2.l_file', '=', 'link1.l_file');
301            })
302            ->join('dates AS child1', function (JoinClause $join): void {
303                $join
304                    ->on('child1.d_gid', '=', 'link1.l_to')
305                    ->on('child1.d_file', '=', 'link1.l_file')
306                    ->where('child1.d_fact', '=', 'BIRT')
307                    ->where('child1.d_julianday1', '<>', 0);
308            })
309            ->join('dates AS child2', function (JoinClause $join): void {
310                $join
311                    ->on('child2.d_gid', '=', 'link2.l_to')
312                    ->on('child2.d_file', '=', 'link2.l_file')
313                    ->where('child2.d_fact', '=', 'BIRT')
314                    ->whereColumn('child2.d_julianday2', '>', 'child1.d_julianday1');
315            })
316            ->where('link1.l_type', '=', 'CHIL')
317            ->where('link1.l_file', '=', $this->tree->id())
318            ->distinct()
319            ->select(['link1.l_from AS family', 'link1.l_to AS ch1', 'link2.l_to AS ch2', DB::raw($prefix . 'child2.d_julianday2 - ' . $prefix . 'child1.d_julianday1 AS age')])
320            ->orderBy('age', 'DESC')
321            ->take($total)
322            ->get()
323            ->all();
324    }
325
326    /**
327     * Returns the calculated age the time of event.
328     *
329     * @param int $age The age from the database record
330     *
331     * @return string
332     */
333    private function calculateAge(int $age): string
334    {
335        if ((int) ($age / 365.25) > 0) {
336            $result = (int) ($age / 365.25) . 'y';
337        } elseif ((int) ($age / 30.4375) > 0) {
338            $result = (int) ($age / 30.4375) . 'm';
339        } else {
340            $result = $age . 'd';
341        }
342
343        return FunctionsDate::getAgeAtEvent($result);
344    }
345
346    /**
347     * Find the ages between siblings.
348     *
349     * @param int $total The total number of records to query
350     *
351     * @return array
352     * @throws \Exception
353     */
354    private function ageBetweenSiblingsNoList(int $total): array
355    {
356        $rows = $this->ageBetweenSiblingsQuery($total);
357
358        foreach ($rows as $fam) {
359            $family = Family::getInstance($fam->family, $this->tree);
360            $child1 = Individual::getInstance($fam->ch1, $this->tree);
361            $child2 = Individual::getInstance($fam->ch2, $this->tree);
362
363            if ($child1->canShow() && $child2->canShow()) {
364                // ! Single array (no list)
365                return [
366                    'child1' => $child1,
367                    'child2' => $child2,
368                    'family' => $family,
369                    'age'    => $this->calculateAge((int) $fam->age),
370                ];
371            }
372        }
373
374        return [];
375    }
376
377    /**
378     * Find the ages between siblings.
379     *
380     * @param int  $total The total number of records to query
381     * @param bool $one   Include each family only once if true
382     *
383     * @return array
384     * @throws \Exception
385     */
386    private function ageBetweenSiblingsList(int $total, bool $one): array
387    {
388        $rows  = $this->ageBetweenSiblingsQuery($total);
389        $top10 = [];
390        $dist  = [];
391
392        foreach ($rows as $fam) {
393            $family = Family::getInstance($fam->family, $this->tree);
394            $child1 = Individual::getInstance($fam->ch1, $this->tree);
395            $child2 = Individual::getInstance($fam->ch2, $this->tree);
396
397            $age = $this->calculateAge((int) $fam->age);
398
399            if ($one && !\in_array($fam->family, $dist, true)) {
400                if ($child1->canShow() && $child2->canShow()) {
401                    $top10[] = [
402                        'child1' => $child1,
403                        'child2' => $child2,
404                        'family' => $family,
405                        'age'    => $age,
406                    ];
407
408                    $dist[] = $fam->family;
409                }
410            } elseif (!$one && $child1->canShow() && $child2->canShow()) {
411                $top10[] = [
412                    'child1' => $child1,
413                    'child2' => $child2,
414                    'family' => $family,
415                    'age'    => $age,
416                ];
417            }
418        }
419
420        // TODO
421        //        if (I18N::direction() === 'rtl') {
422        //            $top10 = str_replace([
423        //                '[',
424        //                ']',
425        //                '(',
426        //                ')',
427        //                '+',
428        //            ], [
429        //                '&rlm;[',
430        //                '&rlm;]',
431        //                '&rlm;(',
432        //                '&rlm;)',
433        //                '&rlm;+',
434        //            ], $top10);
435        //        }
436
437        return $top10;
438    }
439
440    /**
441     * Find the ages between siblings.
442     *
443     * @param int $total The total number of records to query
444     *
445     * @return string
446     */
447    private function ageBetweenSiblingsAge(int $total): string
448    {
449        $rows = $this->ageBetweenSiblingsQuery($total);
450
451        foreach ($rows as $fam) {
452            return $this->calculateAge((int) $fam->age);
453        }
454
455        return '';
456    }
457
458    /**
459     * Find the ages between siblings.
460     *
461     * @param int $total The total number of records to query
462     *
463     * @return string
464     * @throws \Exception
465     */
466    private function ageBetweenSiblingsName(int $total): string
467    {
468        $rows = $this->ageBetweenSiblingsQuery($total);
469
470        foreach ($rows as $fam) {
471            $family = Family::getInstance($fam->family, $this->tree);
472            $child1 = Individual::getInstance($fam->ch1, $this->tree);
473            $child2 = Individual::getInstance($fam->ch2, $this->tree);
474
475            if ($child1->canShow() && $child2->canShow()) {
476                $return = '<a href="' . e($child2->url()) . '">' . $child2->fullName() . '</a> ';
477                $return .= I18N::translate('and') . ' ';
478                $return .= '<a href="' . e($child1->url()) . '">' . $child1->fullName() . '</a>';
479                $return .= ' <a href="' . e($family->url()) . '">[' . I18N::translate('View this family') . ']</a>';
480            } else {
481                $return = I18N::translate('This information is private and cannot be shown.');
482            }
483
484            return $return;
485        }
486
487        return '';
488    }
489
490    /**
491     * Find the names of siblings with the widest age gap.
492     *
493     * @param int $total
494     *
495     * @return string
496     */
497    public function topAgeBetweenSiblingsName(int $total = 10): string
498    {
499        return $this->ageBetweenSiblingsName($total);
500    }
501
502    /**
503     * Find the widest age gap between siblings.
504     *
505     * @param int $total
506     *
507     * @return string
508     */
509    public function topAgeBetweenSiblings(int $total = 10): string
510    {
511        return $this->ageBetweenSiblingsAge($total);
512    }
513
514    /**
515     * Find the name of siblings with the widest age gap.
516     *
517     * @param int $total
518     *
519     * @return string
520     */
521    public function topAgeBetweenSiblingsFullName(int $total = 10): string
522    {
523        $record = $this->ageBetweenSiblingsNoList($total);
524
525        if (empty($record)) {
526            return I18N::translate('This information is not available.');
527        }
528
529        return view('statistics/families/top10-nolist-age', [
530            'record' => $record,
531        ]);
532    }
533
534    /**
535     * Find the siblings with the widest age gaps.
536     *
537     * @param int    $total
538     * @param string $one
539     *
540     * @return string
541     */
542    public function topAgeBetweenSiblingsList(int $total = 10, string $one = ''): string
543    {
544        $records = $this->ageBetweenSiblingsList($total, (bool) $one);
545
546        return view('statistics/families/top10-list-age', [
547            'records' => $records,
548        ]);
549    }
550
551    /**
552     * General query on familes/children.
553     *
554     * @param int    $year1
555     * @param int    $year2
556     *
557     * @return stdClass[]
558     */
559    public function statsChildrenQuery(int $year1 = -1, int $year2 = -1): array
560    {
561        $query = DB::table('families')
562            ->where('f_file', '=', $this->tree->id())
563            ->groupBy('f_numchil')
564            ->select(['f_numchil', DB::raw('COUNT(*) AS total')]);
565
566        if ($year1 >= 0 && $year2 >= 0) {
567            $query
568                ->join('dates', function (JoinClause $join): void {
569                    $join
570                        ->on('d_file', '=', 'f_file')
571                        ->on('d_gid', '=', 'f_id');
572                })
573                ->where('d_fact', '=', 'MARR')
574                ->whereIn('d_type', ['@#DGREGORIAN@', '@#DJULIAN@'])
575                ->whereBetween('d_year', [$year1, $year2]);
576        }
577
578        return $query->get()->all();
579    }
580
581    /**
582     * Genearl query on families/children.
583     *
584     * @return string
585     */
586    public function statsChildren(): string
587    {
588        return (new ChartChildren($this->tree))
589            ->chartChildren();
590    }
591
592    /**
593     * Count the total children.
594     *
595     * @return string
596     */
597    public function totalChildren(): string
598    {
599        $total = (int) DB::table('families')
600            ->where('f_file', '=', $this->tree->id())
601            ->sum('f_numchil');
602
603        return I18N::number($total);
604    }
605
606    /**
607     * Find the average number of children in families.
608     *
609     * @return string
610     */
611    public function averageChildren(): string
612    {
613        $average = (float) DB::table('families')
614            ->where('f_file', '=', $this->tree->id())
615            ->avg('f_numchil');
616
617        return I18N::number($average, 2);
618    }
619
620    /**
621     * General query on families.
622     *
623     * @param int $total
624     *
625     * @return array
626     */
627    private function topTenFamilyQuery(int $total): array
628    {
629        return DB::table('families')
630            ->where('f_file', '=', $this->tree->id())
631            ->orderBy('f_numchil', 'DESC')
632            ->limit($total)
633            ->get()
634            ->map(Family::rowMapper())
635            ->filter(GedcomRecord::accessFilter())
636            ->map(function (Family $family): array {
637                return [
638                    'family' => $family,
639                    'count'  => $family->numberOfChildren(),
640                ];
641            })
642            ->all();
643    }
644
645    /**
646     * The the families with the most children.
647     *
648     * @param int $total
649     *
650     * @return string
651     */
652    public function topTenLargestFamily(int $total = 10): string
653    {
654        $records = $this->topTenFamilyQuery($total);
655
656        return view(
657            'statistics/families/top10-nolist',
658            [
659                'records' => $records,
660            ]
661        );
662    }
663
664    /**
665     * Find the families with the most children.
666     *
667     * @param int $total
668     *
669     * @return string
670     */
671    public function topTenLargestFamilyList(int $total = 10): string
672    {
673        $records = $this->topTenFamilyQuery($total);
674
675        return view(
676            'statistics/families/top10-list',
677            [
678                'records' => $records,
679            ]
680        );
681    }
682
683    /**
684     * Create a chart of the largest families.
685     *
686     * @param string|null $color_from
687     * @param string|null $color_to
688     * @param int         $total
689     *
690     * @return string
691     */
692    public function chartLargestFamilies(
693        string $color_from = null,
694        string $color_to = null,
695        int $total = 10
696    ): string {
697        return (new ChartFamilyLargest($this->tree))
698            ->chartLargestFamilies($color_from, $color_to, $total);
699    }
700
701    /**
702     * Find the month in the year of the birth of the first child.
703     *
704     * @param bool $sex
705     *
706     * @return stdClass[]
707     */
708    public function monthFirstChildQuery(bool $sex = false): array
709    {
710        $first_child_subquery = DB::table('link')
711            ->join('dates', function (JoinClause $join): void {
712                $join
713                    ->on('d_gid', '=', 'l_to')
714                    ->on('d_file', '=', 'l_file')
715                    ->where('d_julianday1', '<>', 0)
716                    ->whereIn('d_month', ['JAN', 'FEB', 'MAR', 'APR', 'MAY', 'JUN', 'JUL', 'AUG', 'SEP', 'OCT', 'NOV', 'DEC']);
717            })
718            ->where('l_file', '=', $this->tree->id())
719            ->where('l_type', '=', 'CHIL')
720            ->select(['l_from AS family_id', DB::raw('MIN(d_julianday1) AS min_birth_jd')])
721            ->groupBy('family_id');
722
723        $query = DB::table('link')
724            ->join('dates', function (JoinClause $join): void {
725                $join
726                    ->on('d_gid', '=', 'l_to')
727                    ->on('d_file', '=', 'l_file');
728            })
729            ->joinSub($first_child_subquery, 'subquery', function(JoinClause $join): void {
730                $join
731                    ->on('family_id', '=', 'l_from')
732                    ->on('min_birth_jd', '=', 'd_julianday1');
733            })
734            ->where('link.l_file', '=', $this->tree->id())
735            ->where('link.l_type', '=', 'CHIL');
736
737
738        if ($sex) {
739            $query
740                ->join('individuals', function (JoinClause $join) use ($sex): void {
741                    $join
742                        ->on('i_file', '=', 'l_file')
743                        ->on('i_id', '=', 'l_to');
744                })
745                ->select(['d_month', 'i_sex', DB::raw('COUNT(*) AS total')])
746                ->groupBy(['d_month', 'i_sex']);
747        } else {
748            $query
749                ->select(['d_month', DB::raw('COUNT(*) AS total')])
750                ->groupBy(['d_month']);
751        }
752
753        return $query
754            ->get()
755            ->all();
756    }
757
758    /**
759     * Number of husbands.
760     *
761     * @return string
762     */
763    public function totalMarriedMales(): string
764    {
765        $n = (int) DB::table('families')
766            ->where('f_file', '=', $this->tree->id())
767            ->where('f_gedcom', 'LIKE', "%\n1 MARR%")
768            ->distinct()
769            ->count('f_husb');
770
771        return I18N::number($n);
772    }
773
774    /**
775     * Number of wives.
776     *
777     * @return string
778     */
779    public function totalMarriedFemales(): string
780    {
781        $n = (int) DB::table('families')
782            ->where('f_file', '=', $this->tree->id())
783            ->where('f_gedcom', 'LIKE', "%\n1 MARR%")
784            ->distinct()
785            ->count('f_wife');
786
787        return I18N::number($n);
788    }
789
790    /**
791     * General query on parents.
792     *
793     * @param string $type
794     * @param string $age_dir
795     * @param string $sex
796     * @param bool   $show_years
797     *
798     * @return string
799     */
800    private function parentsQuery(string $type, string $age_dir, string $sex, bool $show_years): string
801    {
802        if ($sex === 'F') {
803            $sex_field = 'WIFE';
804        } else {
805            $sex_field = 'HUSB';
806        }
807
808        if ($age_dir !== 'ASC') {
809            $age_dir = 'DESC';
810        }
811
812        $prefix = DB::connection()->getTablePrefix();
813
814        $row = DB::table('link AS parentfamily')
815            ->join('link AS childfamily', function (JoinClause $join): void {
816                $join
817                    ->on('childfamily.l_file', '=', 'parentfamily.l_file')
818                    ->on('childfamily.l_from', '=', 'parentfamily.l_from')
819                    ->where('childfamily.l_type', '=', 'CHIL');
820            })
821            ->join('dates AS birth', function (JoinClause $join): void {
822                $join
823                    ->on('birth.d_file', '=', 'parentfamily.l_file')
824                    ->on('birth.d_gid', '=', 'parentfamily.l_to')
825                    ->where('birth.d_fact', '=', 'BIRT')
826                    ->where('birth.d_julianday1', '<>', 0);
827            })
828            ->join('dates AS childbirth', function (JoinClause $join): void {
829                $join
830                    ->on('childbirth.d_file', '=', 'parentfamily.l_file')
831                    ->on('childbirth.d_gid', '=', 'childfamily.l_to')
832                    ->where('childbirth.d_fact', '=', 'BIRT');
833            })
834            ->where('childfamily.l_file', '=', $this->tree->id())
835            ->where('parentfamily.l_type', '=', $sex_field)
836            ->where('childbirth.d_julianday2', '>', 'birth.d_julianday1')
837            ->select(['parentfamily.l_to AS id', DB::raw($prefix . 'childbirth.d_julianday2 - ' . $prefix . 'birth.d_julianday1 AS age')])
838            ->take(1)
839            ->orderBy('age', $age_dir)
840            ->get()
841            ->first();
842
843        if ($row === null) {
844            return '';
845        }
846
847        $person = Individual::getInstance($row->id, $this->tree);
848
849        switch ($type) {
850            default:
851            case 'full':
852                if ($person && $person->canShow()) {
853                    $result = $person->formatList();
854                } else {
855                    $result = I18N::translate('This information is private and cannot be shown.');
856                }
857                break;
858
859            case 'name':
860                $result = '<a href="' . e($person->url()) . '">' . $person->fullName() . '</a>';
861                break;
862
863            case 'age':
864                $age = $row->age;
865
866                if ($show_years) {
867                    $result = $this->calculateAge((int) $row->age);
868                } else {
869                    $result = (string) floor($age / 365.25);
870                }
871
872                break;
873        }
874
875        return $result;
876    }
877
878    /**
879     * Find the youngest mother
880     *
881     * @return string
882     */
883    public function youngestMother(): string
884    {
885        return $this->parentsQuery('full', 'ASC', 'F', false);
886    }
887
888    /**
889     * Find the name of the youngest mother.
890     *
891     * @return string
892     */
893    public function youngestMotherName(): string
894    {
895        return $this->parentsQuery('name', 'ASC', 'F', false);
896    }
897
898    /**
899     * Find the age of the youngest mother.
900     *
901     * @param string $show_years
902     *
903     * @return string
904     */
905    public function youngestMotherAge(string $show_years = ''): string
906    {
907        return $this->parentsQuery('age', 'ASC', 'F', (bool) $show_years);
908    }
909
910    /**
911     * Find the oldest mother.
912     *
913     * @return string
914     */
915    public function oldestMother(): string
916    {
917        return $this->parentsQuery('full', 'DESC', 'F', false);
918    }
919
920    /**
921     * Find the name of the oldest mother.
922     *
923     * @return string
924     */
925    public function oldestMotherName(): string
926    {
927        return $this->parentsQuery('name', 'DESC', 'F', false);
928    }
929
930    /**
931     * Find the age of the oldest mother.
932     *
933     * @param string $show_years
934     *
935     * @return string
936     */
937    public function oldestMotherAge(string $show_years = ''): string
938    {
939        return $this->parentsQuery('age', 'DESC', 'F', (bool) $show_years);
940    }
941
942    /**
943     * Find the youngest father.
944     *
945     * @return string
946     */
947    public function youngestFather(): string
948    {
949        return $this->parentsQuery('full', 'ASC', 'M', false);
950    }
951
952    /**
953     * Find the name of the youngest father.
954     *
955     * @return string
956     */
957    public function youngestFatherName(): string
958    {
959        return $this->parentsQuery('name', 'ASC', 'M', false);
960    }
961
962    /**
963     * Find the age of the youngest father.
964     *
965     * @param string $show_years
966     *
967     * @return string
968     */
969    public function youngestFatherAge(string $show_years = ''): string
970    {
971        return $this->parentsQuery('age', 'ASC', 'M', (bool) $show_years);
972    }
973
974    /**
975     * Find the oldest father.
976     *
977     * @return string
978     */
979    public function oldestFather(): string
980    {
981        return $this->parentsQuery('full', 'DESC', 'M', false);
982    }
983
984    /**
985     * Find the name of the oldest father.
986     *
987     * @return string
988     */
989    public function oldestFatherName(): string
990    {
991        return $this->parentsQuery('name', 'DESC', 'M', false);
992    }
993
994    /**
995     * Find the age of the oldest father.
996     *
997     * @param string $show_years
998     *
999     * @return string
1000     */
1001    public function oldestFatherAge(string $show_years = ''): string
1002    {
1003        return $this->parentsQuery('age', 'DESC', 'M', (bool) $show_years);
1004    }
1005
1006    /**
1007     * General query on age at marriage.
1008     *
1009     * @param string $type
1010     * @param string $age_dir "ASC" or "DESC"
1011     * @param int    $total
1012     *
1013     * @return string
1014     */
1015    private function ageOfMarriageQuery(string $type, string $age_dir, int $total): string
1016    {
1017        $prefix = DB::connection()->getTablePrefix();
1018
1019        $hrows = DB::table('families')
1020            ->where('f_file', '=', $this->tree->id())
1021            ->join('dates AS married', function (JoinClause $join): void {
1022                $join
1023                    ->on('married.d_file', '=', 'f_file')
1024                    ->on('married.d_gid', '=', 'f_id')
1025                    ->where('married.d_fact', '=', 'MARR')
1026                    ->where('married.d_julianday1', '<>', 0);
1027            })
1028            ->join('dates AS husbdeath', function (JoinClause $join): void {
1029                $join
1030                    ->on('husbdeath.d_gid', '=', 'f_husb')
1031                    ->on('husbdeath.d_file', '=', 'f_file')
1032                    ->where('husbdeath.d_fact', '=', 'DEAT');
1033            })
1034            ->whereColumn('married.d_julianday1', '<', 'husbdeath.d_julianday2')
1035            ->groupBy('f_id')
1036            ->select(['f_id AS family', DB::raw('MIN(' . $prefix . 'husbdeath.d_julianday2 - ' . $prefix . 'married.d_julianday1) AS age')])
1037            ->get()
1038            ->all();
1039
1040        $wrows = DB::table('families')
1041            ->where('f_file', '=', $this->tree->id())
1042            ->join('dates AS married', function (JoinClause $join): void {
1043                $join
1044                    ->on('married.d_file', '=', 'f_file')
1045                    ->on('married.d_gid', '=', 'f_id')
1046                    ->where('married.d_fact', '=', 'MARR')
1047                    ->where('married.d_julianday1', '<>', 0);
1048            })
1049            ->join('dates AS wifedeath', function (JoinClause $join): void {
1050                $join
1051                    ->on('wifedeath.d_gid', '=', 'f_wife')
1052                    ->on('wifedeath.d_file', '=', 'f_file')
1053                    ->where('wifedeath.d_fact', '=', 'DEAT');
1054            })
1055            ->whereColumn('married.d_julianday1', '<', 'wifedeath.d_julianday2')
1056            ->groupBy('f_id')
1057            ->select(['f_id AS family', DB::raw('MIN(' . $prefix . 'wifedeath.d_julianday2 - ' . $prefix . 'married.d_julianday1) AS age')])
1058            ->get()
1059            ->all();
1060
1061        $drows = DB::table('families')
1062            ->where('f_file', '=', $this->tree->id())
1063            ->join('dates AS married', function (JoinClause $join): void {
1064                $join
1065                    ->on('married.d_file', '=', 'f_file')
1066                    ->on('married.d_gid', '=', 'f_id')
1067                    ->where('married.d_fact', '=', 'MARR')
1068                    ->where('married.d_julianday1', '<>', 0);
1069            })
1070            ->join('dates AS divorced', function (JoinClause $join): void {
1071                $join
1072                    ->on('divorced.d_gid', '=', 'f_id')
1073                    ->on('divorced.d_file', '=', 'f_file')
1074                    ->whereIn('divorced.d_fact', ['DIV', 'ANUL', '_SEPR']);
1075            })
1076            ->whereColumn('married.d_julianday1', '<', 'divorced.d_julianday2')
1077            ->groupBy('f_id')
1078            ->select(['f_id AS family', DB::raw('MIN(' . $prefix . 'divorced.d_julianday2 - ' . $prefix . 'married.d_julianday1) AS age')])
1079            ->get()
1080            ->all();
1081
1082        $rows = [];
1083        foreach ($drows as $family) {
1084            $rows[$family->family] = $family->age;
1085        }
1086
1087        foreach ($hrows as $family) {
1088            if (!isset($rows[$family->family])) {
1089                $rows[$family->family] = $family->age;
1090            }
1091        }
1092
1093        foreach ($wrows as $family) {
1094            if (!isset($rows[$family->family])) {
1095                $rows[$family->family] = $family->age;
1096            } elseif ($rows[$family->family] > $family->age) {
1097                $rows[$family->family] = $family->age;
1098            }
1099        }
1100
1101        if ($age_dir === 'DESC') {
1102            arsort($rows);
1103        } else {
1104            asort($rows);
1105        }
1106
1107        $top10 = [];
1108        $i     = 0;
1109        foreach ($rows as $fam => $age) {
1110            $family = Family::getInstance($fam, $this->tree);
1111            if ($type === 'name') {
1112                return $family->formatList();
1113            }
1114
1115            $age = $this->calculateAge((int) $age);
1116
1117            if ($type === 'age') {
1118                return $age;
1119            }
1120
1121            $husb = $family->husband();
1122            $wife = $family->wife();
1123
1124            if (($husb && ($husb->getAllDeathDates() || !$husb->isDead()))
1125                && ($wife && ($wife->getAllDeathDates() || !$wife->isDead()))
1126            ) {
1127                if ($family && $family->canShow()) {
1128                    if ($type === 'list') {
1129                        $top10[] = '<li><a href="' . e($family->url()) . '">' . $family->fullName() . '</a> (' . $age . ')' . '</li>';
1130                    } else {
1131                        $top10[] = '<a href="' . e($family->url()) . '">' . $family->fullName() . '</a> (' . $age . ')';
1132                    }
1133                }
1134                if (++$i === $total) {
1135                    break;
1136                }
1137            }
1138        }
1139
1140        if ($type === 'list') {
1141            $top10 = implode('', $top10);
1142        } else {
1143            $top10 = implode('; ', $top10);
1144        }
1145
1146        if (I18N::direction() === 'rtl') {
1147            $top10 = str_replace([
1148                '[',
1149                ']',
1150                '(',
1151                ')',
1152                '+',
1153            ], [
1154                '&rlm;[',
1155                '&rlm;]',
1156                '&rlm;(',
1157                '&rlm;)',
1158                '&rlm;+',
1159            ], $top10);
1160        }
1161
1162        if ($type === 'list') {
1163            return '<ul>' . $top10 . '</ul>';
1164        }
1165
1166        return $top10;
1167    }
1168
1169    /**
1170     * General query on marriage ages.
1171     *
1172     * @return string
1173     */
1174    public function topAgeOfMarriageFamily(): string
1175    {
1176        return $this->ageOfMarriageQuery('name', 'DESC', 1);
1177    }
1178
1179    /**
1180     * General query on marriage ages.
1181     *
1182     * @return string
1183     */
1184    public function topAgeOfMarriage(): string
1185    {
1186        return $this->ageOfMarriageQuery('age', 'DESC', 1);
1187    }
1188
1189    /**
1190     * General query on marriage ages.
1191     *
1192     * @param int $total
1193     *
1194     * @return string
1195     */
1196    public function topAgeOfMarriageFamilies(int $total = 10): string
1197    {
1198        return $this->ageOfMarriageQuery('nolist', 'DESC', $total);
1199    }
1200
1201    /**
1202     * General query on marriage ages.
1203     *
1204     * @param int $total
1205     *
1206     * @return string
1207     */
1208    public function topAgeOfMarriageFamiliesList(int $total = 10): string
1209    {
1210        return $this->ageOfMarriageQuery('list', 'DESC', $total);
1211    }
1212
1213    /**
1214     * General query on marriage ages.
1215     *
1216     * @return string
1217     */
1218    public function minAgeOfMarriageFamily(): string
1219    {
1220        return $this->ageOfMarriageQuery('name', 'ASC', 1);
1221    }
1222
1223    /**
1224     * General query on marriage ages.
1225     *
1226     * @return string
1227     */
1228    public function minAgeOfMarriage(): string
1229    {
1230        return $this->ageOfMarriageQuery('age', 'ASC', 1);
1231    }
1232
1233    /**
1234     * General query on marriage ages.
1235     *
1236     * @param int $total
1237     *
1238     * @return string
1239     */
1240    public function minAgeOfMarriageFamilies(int $total = 10): string
1241    {
1242        return $this->ageOfMarriageQuery('nolist', 'ASC', $total);
1243    }
1244
1245    /**
1246     * General query on marriage ages.
1247     *
1248     * @param int $total
1249     *
1250     * @return string
1251     */
1252    public function minAgeOfMarriageFamiliesList(int $total = 10): string
1253    {
1254        return $this->ageOfMarriageQuery('list', 'ASC', $total);
1255    }
1256
1257    /**
1258     * Find the ages between spouses.
1259     *
1260     * @param string $age_dir
1261     * @param int    $total
1262     *
1263     * @return array
1264     */
1265    private function ageBetweenSpousesQuery(string $age_dir, int $total): array
1266    {
1267        $prefix = DB::connection()->getTablePrefix();
1268
1269        $query = DB::table('families')
1270            ->where('f_file', '=', $this->tree->id())
1271            ->join('dates AS wife', function (JoinClause $join): void {
1272                $join
1273                    ->on('wife.d_gid', '=', 'f_wife')
1274                    ->on('wife.d_file', '=', 'f_file')
1275                    ->where('wife.d_fact', '=', 'BIRT')
1276                    ->where('wife.d_julianday1', '<>', 0);
1277            })
1278            ->join('dates AS husb', function (JoinClause $join): void {
1279                $join
1280                    ->on('husb.d_gid', '=', 'f_husb')
1281                    ->on('husb.d_file', '=', 'f_file')
1282                    ->where('husb.d_fact', '=', 'BIRT')
1283                    ->where('husb.d_julianday1', '<>', 0);
1284            });
1285
1286        if ($age_dir === 'DESC') {
1287            $query
1288                ->whereColumn('wife.d_julianday1', '>=', 'husb.d_julianday1')
1289                ->orderBy(DB::raw('MIN(' . $prefix . 'wife.d_julianday1) - MIN(' . $prefix . 'husb.d_julianday1)'), 'DESC');
1290        } else {
1291            $query
1292                ->whereColumn('husb.d_julianday1', '>=', 'wife.d_julianday1')
1293                ->orderBy(DB::raw('MIN(' . $prefix . 'husb.d_julianday1) - MIN(' . $prefix . 'wife.d_julianday1)'), 'DESC');
1294        }
1295
1296        $families = $query
1297            ->groupBy(['f_id', 'f_file'])
1298            ->select('families.*')
1299            ->take($total)
1300            ->get()
1301            ->map(Family::rowMapper())
1302            ->filter(GedcomRecord::accessFilter());
1303
1304        $top10 = [];
1305
1306        /** @var Family $family */
1307        foreach ($families as $family) {
1308            $husb_birt_jd = $family->husband()->getBirthDate()->minimumJulianDay();
1309            $wife_birt_jd = $family->wife()->getBirthDate()->minimumJulianDay();
1310
1311            if ($age_dir === 'DESC') {
1312                $diff = $wife_birt_jd - $husb_birt_jd;
1313            } else {
1314                $diff = $husb_birt_jd - $wife_birt_jd;
1315            }
1316
1317            $top10[] = [
1318                'family' => $family,
1319                'age'    => $this->calculateAge((int) $diff),
1320            ];
1321        }
1322
1323        return $top10;
1324    }
1325
1326    /**
1327     * Find the age between husband and wife.
1328     *
1329     * @param int $total
1330     *
1331     * @return string
1332     */
1333    public function ageBetweenSpousesMF(int $total = 10): string
1334    {
1335        $records = $this->ageBetweenSpousesQuery('DESC', $total);
1336
1337        return view(
1338            'statistics/families/top10-nolist-spouses',
1339            [
1340                'records' => $records,
1341            ]
1342        );
1343    }
1344
1345    /**
1346     * Find the age between husband and wife.
1347     *
1348     * @param int $total
1349     *
1350     * @return string
1351     */
1352    public function ageBetweenSpousesMFList(int $total = 10): string
1353    {
1354        $records = $this->ageBetweenSpousesQuery('DESC', $total);
1355
1356        return view(
1357            'statistics/families/top10-list-spouses',
1358            [
1359                'records' => $records,
1360            ]
1361        );
1362    }
1363
1364    /**
1365     * Find the age between wife and husband..
1366     *
1367     * @param int $total
1368     *
1369     * @return string
1370     */
1371    public function ageBetweenSpousesFM(int $total = 10): string
1372    {
1373        $records = $this->ageBetweenSpousesQuery('ASC', $total);
1374
1375        return view(
1376            'statistics/families/top10-nolist-spouses',
1377            [
1378                'records' => $records,
1379            ]
1380        );
1381    }
1382
1383    /**
1384     * Find the age between wife and husband..
1385     *
1386     * @param int $total
1387     *
1388     * @return string
1389     */
1390    public function ageBetweenSpousesFMList(int $total = 10): string
1391    {
1392        $records = $this->ageBetweenSpousesQuery('ASC', $total);
1393
1394        return view(
1395            'statistics/families/top10-list-spouses',
1396            [
1397                'records' => $records,
1398            ]
1399        );
1400    }
1401
1402    /**
1403     * General query on ages at marriage.
1404     *
1405     * @param string $sex   "M" or "F"
1406     * @param int    $year1
1407     * @param int    $year2
1408     *
1409     * @return array
1410     */
1411    public function statsMarrAgeQuery($sex, $year1 = -1, $year2 = -1): array
1412    {
1413        $prefix = DB::connection()->getTablePrefix();
1414
1415        $query = DB::table('dates AS married')
1416            ->join('families', function (JoinClause $join): void {
1417                $join
1418                    ->on('f_file', '=', 'married.d_file')
1419                    ->on('f_id', '=', 'married.d_gid');
1420            })
1421            ->join('dates AS birth', function (JoinClause $join) use ($sex): void {
1422                $join
1423                    ->on('birth.d_file', '=', 'married.d_file')
1424                    ->on('birth.d_gid', '=', $sex === 'M' ? 'f_husb' : 'f_wife')
1425                    ->where('birth.d_julianday1', '<>', 0)
1426                    ->where('birth.d_fact', '=', 'BIRT')
1427                    ->whereIn('birth.d_type', ['@#DGREGORIAN@', '@#DJULIAN@']);
1428            })
1429            ->where('married.d_file', '=', $this->tree->id())
1430            ->where('married.d_fact', '=', 'MARR')
1431            ->whereIn('married.d_type', ['@#DGREGORIAN@', '@#DJULIAN@'])
1432            ->whereColumn('married.d_julianday1', '>', 'birth.d_julianday1')
1433            ->select(['f_id', 'birth.d_gid', DB::raw($prefix . 'married.d_julianday2 - ' . $prefix . 'birth.d_julianday1 AS age')]);
1434
1435        if ($year1 >= 0 && $year2 >= 0) {
1436            $query->whereBetween('married.d_year', [$year1, $year2]);
1437        }
1438
1439        return $query
1440            ->get()
1441            ->map(function (stdClass $row): stdClass {
1442                $row->age = (int) $row->age;
1443
1444                return $row;
1445            })
1446            ->all();
1447    }
1448
1449    /**
1450     * General query on marriage ages.
1451     *
1452     * @return string
1453     */
1454    public function statsMarrAge(): string
1455    {
1456        return (new ChartMarriageAge($this->tree))
1457            ->chartMarriageAge();
1458    }
1459
1460    /**
1461     * Query the database for marriage tags.
1462     *
1463     * @param string $type       "full", "name" or "age"
1464     * @param string $age_dir    "ASC" or "DESC"
1465     * @param string $sex        "F" or "M"
1466     * @param bool   $show_years
1467     *
1468     * @return string
1469     */
1470    private function marriageQuery(string $type, string $age_dir, string $sex, bool $show_years): string
1471    {
1472        if ($sex === 'F') {
1473            $sex_field = 'f_wife';
1474        } else {
1475            $sex_field = 'f_husb';
1476        }
1477
1478        if ($age_dir !== 'ASC') {
1479            $age_dir = 'DESC';
1480        }
1481
1482        $prefix = DB::connection()->getTablePrefix();
1483
1484        $row = DB::table('families')
1485            ->join('dates AS married', function (JoinClause $join): void {
1486                $join
1487                    ->on('married.d_file', '=', 'f_file')
1488                    ->on('married.d_gid', '=', 'f_id')
1489                    ->where('married.d_fact', '=', 'MARR');
1490            })
1491            ->join('individuals', function (JoinClause $join) use ($sex, $sex_field): void {
1492                $join
1493                    ->on('i_file', '=', 'f_file')
1494                    ->on('i_id', '=', $sex_field)
1495                    ->where('i_sex', '=', $sex);
1496            })
1497            ->join('dates AS birth', function (JoinClause $join): void {
1498                $join
1499                    ->on('birth.d_file', '=', 'i_file')
1500                    ->on('birth.d_gid', '=', 'i_id')
1501                    ->where('birth.d_fact', '=', 'BIRT')
1502                    ->where('birth.d_julianday1', '<>', 0);
1503            })
1504            ->where('f_file', '=', $this->tree->id())
1505            ->where('married.d_julianday2', '>', 'birth.d_julianday1')
1506            ->orderBy(DB::raw($prefix . 'married.d_julianday2 - ' . $prefix . 'birth.d_julianday1'), $age_dir)
1507            ->select(['f_id AS famid', $sex_field, DB::raw($prefix . 'married.d_julianday2 - ' . $prefix . 'birth.d_julianday1 AS age'), 'i_id'])
1508            ->take(1)
1509            ->get()
1510            ->first();
1511
1512        if ($row === null) {
1513            return '';
1514        }
1515
1516        $family = Family::getInstance($row->famid, $this->tree);
1517        $person = Individual::getInstance($row->i_id, $this->tree);
1518
1519        switch ($type) {
1520            default:
1521            case 'full':
1522                if ($family && $family->canShow()) {
1523                    $result = $family->formatList();
1524                } else {
1525                    $result = I18N::translate('This information is private and cannot be shown.');
1526                }
1527                break;
1528
1529            case 'name':
1530                $result = '<a href="' . e($family->url()) . '">' . $person->fullName() . '</a>';
1531                break;
1532
1533            case 'age':
1534                $age = $row->age;
1535
1536                if ($show_years) {
1537                    $result = $this->calculateAge((int) $row->age);
1538                } else {
1539                    $result = I18N::number((int) ($age / 365.25));
1540                }
1541
1542                break;
1543        }
1544
1545        return $result;
1546    }
1547
1548    /**
1549     * Find the youngest wife.
1550     *
1551     * @return string
1552     */
1553    public function youngestMarriageFemale(): string
1554    {
1555        return $this->marriageQuery('full', 'ASC', 'F', false);
1556    }
1557
1558    /**
1559     * Find the name of the youngest wife.
1560     *
1561     * @return string
1562     */
1563    public function youngestMarriageFemaleName(): string
1564    {
1565        return $this->marriageQuery('name', 'ASC', 'F', false);
1566    }
1567
1568    /**
1569     * Find the age of the youngest wife.
1570     *
1571     * @param string $show_years
1572     *
1573     * @return string
1574     */
1575    public function youngestMarriageFemaleAge(string $show_years = ''): string
1576    {
1577        return $this->marriageQuery('age', 'ASC', 'F', (bool) $show_years);
1578    }
1579
1580    /**
1581     * Find the oldest wife.
1582     *
1583     * @return string
1584     */
1585    public function oldestMarriageFemale(): string
1586    {
1587        return $this->marriageQuery('full', 'DESC', 'F', false);
1588    }
1589
1590    /**
1591     * Find the name of the oldest wife.
1592     *
1593     * @return string
1594     */
1595    public function oldestMarriageFemaleName(): string
1596    {
1597        return $this->marriageQuery('name', 'DESC', 'F', false);
1598    }
1599
1600    /**
1601     * Find the age of the oldest wife.
1602     *
1603     * @param string $show_years
1604     *
1605     * @return string
1606     */
1607    public function oldestMarriageFemaleAge(string $show_years = ''): string
1608    {
1609        return $this->marriageQuery('age', 'DESC', 'F', (bool) $show_years);
1610    }
1611
1612    /**
1613     * Find the youngest husband.
1614     *
1615     * @return string
1616     */
1617    public function youngestMarriageMale(): string
1618    {
1619        return $this->marriageQuery('full', 'ASC', 'M', false);
1620    }
1621
1622    /**
1623     * Find the name of the youngest husband.
1624     *
1625     * @return string
1626     */
1627    public function youngestMarriageMaleName(): string
1628    {
1629        return $this->marriageQuery('name', 'ASC', 'M', false);
1630    }
1631
1632    /**
1633     * Find the age of the youngest husband.
1634     *
1635     * @param string $show_years
1636     *
1637     * @return string
1638     */
1639    public function youngestMarriageMaleAge(string $show_years = ''): string
1640    {
1641        return $this->marriageQuery('age', 'ASC', 'M', (bool) $show_years);
1642    }
1643
1644    /**
1645     * Find the oldest husband.
1646     *
1647     * @return string
1648     */
1649    public function oldestMarriageMale(): string
1650    {
1651        return $this->marriageQuery('full', 'DESC', 'M', false);
1652    }
1653
1654    /**
1655     * Find the name of the oldest husband.
1656     *
1657     * @return string
1658     */
1659    public function oldestMarriageMaleName(): string
1660    {
1661        return $this->marriageQuery('name', 'DESC', 'M', false);
1662    }
1663
1664    /**
1665     * Find the age of the oldest husband.
1666     *
1667     * @param string $show_years
1668     *
1669     * @return string
1670     */
1671    public function oldestMarriageMaleAge(string $show_years = ''): string
1672    {
1673        return $this->marriageQuery('age', 'DESC', 'M', (bool) $show_years);
1674    }
1675
1676    /**
1677     * General query on marriages.
1678     *
1679     * @param bool $first_marriage
1680     * @param int  $year1
1681     * @param int  $year2
1682     *
1683     * @return array
1684     */
1685    public function statsMarrQuery(bool $first_marriage = false, int $year1 = -1, int $year2 = -1): array
1686    {
1687        if ($first_marriage) {
1688            $query = DB::table('families')
1689                ->join('dates', function (JoinClause $join): void {
1690                    $join
1691                        ->on('d_gid', '=', 'f_id')
1692                        ->on('d_file', '=', 'f_file')
1693                        ->where('d_fact', '=', 'MARR')
1694                        ->where('d_julianday2', '<>', 0);
1695                })->join('individuals', function (JoinClause $join): void {
1696                    $join
1697                        ->on('i_file', '=', 'f_file');
1698                })
1699                ->where('f_file', '=', $this->tree->id())
1700                ->where(function (Builder $query): void {
1701                    $query
1702                        ->whereColumn('i_id', '=', 'f_husb')
1703                        ->orWhereColumn('i_id', '=', 'f_wife');
1704                });
1705
1706            if ($year1 >= 0 && $year2 >= 0) {
1707                $query->whereBetween('d_year', [$year1, $year2]);
1708            }
1709
1710            return $query
1711                ->select(['f_id AS fams', 'f_husb', 'f_wife', 'd_julianday2 AS age', 'd_month AS month', 'i_id AS indi'])
1712                ->orderBy('f_id')
1713                ->orderBy('i_id')
1714                ->orderBy('d_julianday2')
1715                ->get()
1716                ->all();
1717        } else {
1718            $query = DB::table('dates')
1719                ->where('d_file', '=', $this->tree->id())
1720                ->where('d_fact', '=', 'MARR')
1721                ->select(['d_month', DB::raw('COUNT(*) AS total')])
1722                ->groupBy('d_month');
1723
1724            if ($year1 >= 0 && $year2 >= 0) {
1725                $query->whereBetween('d_year', [$year1, $year2]);
1726            }
1727
1728            return $query
1729                ->get()
1730                ->all();
1731        }
1732    }
1733
1734    /**
1735     * General query on marriages.
1736     *
1737     * @param string|null $color_from
1738     * @param string|null $color_to
1739     *
1740     * @return string
1741     */
1742    public function statsMarr(string $color_from = null, string $color_to = null): string
1743    {
1744        return (new ChartMarriage($this->tree))
1745            ->chartMarriage($color_from, $color_to);
1746    }
1747
1748    /**
1749     * General divorce query.
1750     *
1751     * @param string|null $color_from
1752     * @param string|null $color_to
1753     *
1754     * @return string
1755     */
1756    public function statsDiv(string $color_from = null, string $color_to = null): string
1757    {
1758        return (new ChartDivorce($this->tree))
1759            ->chartDivorce($color_from, $color_to);
1760    }
1761}
1762