xref: /webtrees/app/Census/CensusColumnYearsMarried.php (revision 0c0910bf0f275a14f35d2ccdf698f91f79e269d4)
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 */
17declare(strict_types=1);
18
19namespace Fisharebest\Webtrees\Census;
20
21use Fisharebest\Webtrees\Date;
22use Fisharebest\Webtrees\Individual;
23
24/**
25 * For how many years has the individual been married.
26 */
27class CensusColumnYearsMarried extends AbstractCensusColumn implements CensusColumnInterface
28{
29    /**
30     * Generate the likely value of this census column, based on available information.
31     *
32     * @param Individual $individual
33     * @param Individual $head
34     *
35     * @return string
36     */
37    public function generate(Individual $individual, Individual $head): string
38    {
39        $marriage_date = null;
40
41        foreach ($individual->spouseFamilies() as $family) {
42            foreach ($family->facts(['MARR'], true) as $fact) {
43                if ($fact->date()->isOK() && Date::compare($fact->date(), $this->date()) <= 0) {
44                    $marriage_date = $fact->date();
45                }
46            }
47        }
48
49        if ($marriage_date === null) {
50            return '';
51        }
52
53        return (string) Date::getAgeYears($marriage_date, $this->date());
54    }
55}
56