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\Census; 19 20use Fisharebest\Webtrees\Individual; 21 22/** 23 * The month of birth, if within the last year. 24 */ 25class CensusColumnMonthIfBornWithinYear extends AbstractCensusColumn implements CensusColumnInterface 26{ 27 /** 28 * Generate the likely value of this census column, based on available information. 29 * 30 * @param Individual $individual 31 * @param Individual $head 32 * 33 * @return string 34 */ 35 public function generate(Individual $individual, Individual $head): string 36 { 37 $birth_jd = $individual->getBirthDate()->julianDay(); 38 $census_jd = $this->date()->julianDay(); 39 if ($birth_jd <= $census_jd && $birth_jd >= $census_jd - 365) { 40 // Use the GEDCOM month, as we need this in English - for the US census 41 return ucfirst(strtolower($individual->getBirthDate()->minimumDate()->format('%O'))); 42 } 43 44 return ''; 45 } 46} 47