xref: /webtrees/app/Statistics/Google/ChartMarriageAge.php (revision 8fca99e0b8c5295ab363e2becb96e3f73b4ba786) 
1<?php
2/**
3 * webtrees: online genealogy
4 * Copyright (C) 2018 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\Google;
19
20use Fisharebest\Webtrees\I18N;
21use Fisharebest\Webtrees\Statistics\AbstractGoogle;
22use Fisharebest\Webtrees\Statistics\Helper\Century;
23use Fisharebest\Webtrees\Tree;
24
25/**
26 *
27 */
28class ChartMarriageAge extends AbstractGoogle
29{
30    /**
31     * @var Century
32     */
33    private $centuryHelper;
34
35    /**
36     * Constructor.
37     *
38     * @param Tree $tree
39     */
40    public function __construct(Tree $tree)
41    {
42        parent::__construct($tree);
43
44        $this->centuryHelper = new Century();
45    }
46
47    /**
48     * Returns the related database records.
49     *
50     * @param string $sex
51     *
52     * @return \stdClass[]
53     */
54    private function queryRecords(string $sex): array
55    {
56        // TODO
57        return $this->runSql(
58            'SELECT '
59            . ' ROUND(AVG(married.d_julianday2-birth.d_julianday1-182.5)/365.25,1) AS age, '
60            .  ' ROUND((married.d_year - 50) / 100) AS century,'
61            . " 'M' AS sex "
62            . 'FROM `##dates` AS married '
63            . 'JOIN `##families` AS fam ON (married.d_gid=fam.f_id AND married.d_file=fam.f_file) '
64            . 'JOIN `##dates` AS birth ON (birth.d_gid=fam.f_husb AND birth.d_file=fam.f_file) '
65            . 'WHERE '
66            . " '{$sex}' IN ('M', 'BOTH') AND "
67            . " married.d_file={$this->tree->id()} AND married.d_type IN ('@#DGREGORIAN@', '@#DJULIAN@') AND married.d_fact='MARR' AND "
68            . " birth.d_type IN ('@#DGREGORIAN@', '@#DJULIAN@') AND birth.d_fact='BIRT' AND "
69            . ' married.d_julianday1>birth.d_julianday1 AND birth.d_julianday1<>0 '
70            . 'GROUP BY century, sex '
71            . 'UNION ALL '
72            . 'SELECT '
73            . ' ROUND(AVG(married.d_julianday2-birth.d_julianday1-182.5)/365.25,1) AS age, '
74            . ' ROUND((married.d_year - 50) / 100) AS century,'
75            . " 'F' AS sex "
76            . 'FROM `##dates` AS married '
77            . 'JOIN `##families` AS fam ON (married.d_gid=fam.f_id AND married.d_file=fam.f_file) '
78            . 'JOIN `##dates` AS birth ON (birth.d_gid=fam.f_wife AND birth.d_file=fam.f_file) '
79            . 'WHERE '
80            . " '{$sex}' IN ('F', 'BOTH') AND "
81            . " married.d_file={$this->tree->id()} AND married.d_type IN ('@#DGREGORIAN@', '@#DJULIAN@') AND married.d_fact='MARR' AND "
82            . " birth.d_type IN ('@#DGREGORIAN@', '@#DJULIAN@') AND birth.d_fact='BIRT' AND "
83            . ' married.d_julianday1>birth.d_julianday1 AND birth.d_julianday1<>0 '
84            . ' GROUP BY century, sex ORDER BY century'
85        );
86    }
87
88    /**
89     * General query on ages at marriage.
90     *
91     * @return string
92     */
93    public function chartMarriageAge(): string
94    {
95        $sex = 'BOTH';
96        $out = [];
97
98        foreach ($this->queryRecords($sex) as $record) {
99            $out[(int) $record->century][$record->sex] = (float) $record->age;
100        }
101
102        $data = [
103            [
104                I18N::translate('Century'),
105                I18N::translate('Males'),
106                I18N::translate('Females'),
107                I18N::translate('Average age'),
108            ]
109        ];
110
111        foreach ($out as $century => $values) {
112            $female_age  = $values['F'] ?? 0;
113            $male_age    = $values['M'] ?? 0;
114            $average_age = ($female_age + $male_age) / 2.0;
115
116            $data[] = [
117                $this->centuryHelper->centuryName($century),
118                $male_age,
119                $female_age,
120                $average_age,
121            ];
122        }
123
124        return view(
125            'statistics/other/charts/combo',
126            [
127                'data'            => $data,
128                'colors'          => ['#84beff', '#ffd1dc', '#ff0000'],
129                'chart_title'     => I18N::translate('Average age in century of marriage'),
130                'chart_sub_title' => I18N::translate('Average age at marriage'),
131                'hAxis_title'     => I18N::translate('Century'),
132                'vAxis_title'     => I18N::translate('Age'),
133            ]
134        );
135    }
136}
137