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 */ 17 18declare(strict_types=1); 19 20namespace Fisharebest\Webtrees; 21 22/** 23 * GEDCOM 5.5.1 specification 24 */ 25class Gedcom 26{ 27 // Use MSDOS style line endings, for maximum compatibility. 28 public const EOL = "\r\n"; 29 30 // 255 less the EOL character. 31 public const LINE_LENGTH = 253; 32 33 // Gedcom tags which indicate the start of life. 34 public const BIRTH_EVENTS = ['BIRT', 'CHR', 'BAPM', 'ADOP']; 35 36 // Gedcom tags which indicate the end of life. 37 public const DEATH_EVENTS = ['DEAT', 'BURI', 'CREM']; 38 39 // Gedcom tags which indicate the start of a relationship. 40 public const MARRIAGE_EVENTS = ['MARR', '_NMR']; 41 42 // Gedcom tags which indicate the end of a relationship. 43 public const DIVORCE_EVENTS = ['DIV', 'ANUL', '_SEPR']; 44 45 // Regular expression to match a GEDCOM tag. 46 public const REGEX_TAG = '[_A-Z][_A-Z0-9]*'; 47 48 // Regular expression to match a GEDCOM XREF. 49 public const REGEX_XREF = '[A-Za-z0-9:_.-]{1,20}'; 50 51 // UTF-8 encoded files may begin with an optional byte-order-mark (U+FEFF). 52 public const UTF8_BOM = "\xEF\xBB\xBF"; 53 54 // Separates parts of a place name. 55 public const PLACE_SEPARATOR = ', '; 56 57 // Regex to match a (badly formed) GEDCOM place separator. 58 public const PLACE_SEPARATOR_REGEX = ' *, *'; 59 60 // Not all record types allow a CHAN event. 61 public const RECORDS_WITH_CHAN = [ 62 Family::RECORD_TYPE, 63 Individual::RECORD_TYPE, 64 Media::RECORD_TYPE, 65 Note::RECORD_TYPE, 66 Repository::RECORD_TYPE, 67 Source::RECORD_TYPE, 68 Submitter::RECORD_TYPE, 69 ]; 70} 71