xref: /webtrees/app/SurnameTradition/IcelandicSurnameTradition.php (revision 3d2c98d1066d5e178a3d1ceb3bdc58b7ba8ee926) 
1<?php
2
3/**
4 * webtrees: online genealogy
5 * Copyright (C) 2021 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 <https://www.gnu.org/licenses/>.
16 */
17
18declare(strict_types=1);
19
20namespace Fisharebest\Webtrees\SurnameTradition;
21
22/**
23 * Children take a patronym instead of a surname.
24 *
25 * Sons get their father’s given name plus “sson”
26 * Daughters get their father’s given name plus “sdottir”
27 */
28class IcelandicSurnameTradition extends DefaultSurnameTradition
29{
30    /**
31     * Does this surname tradition use surnames?
32     *
33     * @return bool
34     */
35    public function hasSurnames(): bool
36    {
37        return false;
38    }
39
40    /**
41     * What names are given to a new child
42     *
43     * @param string $father_name A GEDCOM NAME
44     * @param string $mother_name A GEDCOM NAME
45     * @param string $child_sex   M, F or U
46     *
47     * @return array<string,string> Associative array of GEDCOM name parts (SURN, _MARNM, etc.)
48     */
49    public function newChildNames(string $father_name, string $mother_name, string $child_sex): array
50    {
51        if (preg_match(self::REGEX_GIVN, $father_name, $father_match)) {
52            switch ($child_sex) {
53                case 'M':
54                    return [
55                        'NAME' => $father_match['GIVN'] . 'sson',
56                    ];
57                case 'F':
58                    return [
59                        'NAME' => $father_match['GIVN'] . 'sdottir',
60                    ];
61            }
62        }
63
64        return [];
65    }
66
67    /**
68     * What names are given to a new parent
69     *
70     * @param string $child_name A GEDCOM NAME
71     * @param string $parent_sex M, F or U
72     *
73     * @return array<string,string> Associative array of GEDCOM name parts (SURN, _MARNM, etc.)
74     */
75    public function newParentNames(string $child_name, string $parent_sex): array
76    {
77        if ($parent_sex === 'M' && preg_match('~(?<GIVN>[^ /]+)(:?sson|sdottir)$~', $child_name, $child_match)) {
78            return [
79                'NAME' => $child_match['GIVN'],
80                'GIVN' => $child_match['GIVN'],
81            ];
82        }
83
84        return [];
85    }
86
87    /**
88     * What names are given to a new spouse
89     *
90     * @param string $spouse_name A GEDCOM NAME
91     * @param string $spouse_sex  M, F or U
92     *
93     * @return array<string,string> Associative array of GEDCOM name parts (SURN, _MARNM, etc.)
94     */
95    public function newSpouseNames(string $spouse_name, string $spouse_sex): array
96    {
97        return [];
98    }
99}
100