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\Elements; 21 22use function strtoupper; 23 24/** 25 * ANCESTRAL_FILE_NUMBER := {Size=1:12} 26 * A unique permanent record number of an individual record contained in the 27 * Family History Department's Ancestral File. 28 */ 29class AncestralFileNumber extends AbstractExternalLink 30{ 31 protected const EXTERNAL_URL = 'https://www.familysearch.org/search/family-trees/results?q.afnId={ID}'; 32 33 protected const MAXIMUM_LENGTH = 12; 34 35 /** 36 * Convert a value to a canonical form. 37 * 38 * @param string $value 39 * 40 * @return string 41 */ 42 public function canonical(string $value): string 43 { 44 return strtoupper(parent::canonical($value)); 45 } 46} 47