1ef21b467SGreg Roach<?php 2ef21b467SGreg Roach/** 3ef21b467SGreg Roach * webtrees: online genealogy 4ef21b467SGreg Roach * Copyright (C) 2015 webtrees development team 5ef21b467SGreg Roach * This program is free software: you can redistribute it and/or modify 6ef21b467SGreg Roach * it under the terms of the GNU General Public License as published by 7ef21b467SGreg Roach * the Free Software Foundation, either version 3 of the License, or 8ef21b467SGreg Roach * (at your option) any later version. 9ef21b467SGreg Roach * This program is distributed in the hope that it will be useful, 10ef21b467SGreg Roach * but WITHOUT ANY WARRANTY; without even the implied warranty of 11ef21b467SGreg Roach * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12ef21b467SGreg Roach * GNU General Public License for more details. 13ef21b467SGreg Roach * You should have received a copy of the GNU General Public License 14ef21b467SGreg Roach * along with this program. If not, see <http://www.gnu.org/licenses/>. 15ef21b467SGreg Roach */ 16ef21b467SGreg Roachnamespace Fisharebest\Webtrees\Census; 17ef21b467SGreg Roach 18ef21b467SGreg Roachuse Fisharebest\Webtrees\Individual; 19ef21b467SGreg Roach 20ef21b467SGreg Roach/** 21ef21b467SGreg Roach * A column that we cannot generate. 22ef21b467SGreg Roach */ 23ef21b467SGreg Roachclass CensusColumnNull extends AbstractCensusColumn implements CensusColumnInterface { 24ef21b467SGreg Roach /** 25ef21b467SGreg Roach * Generate the likely value of this census column, based on available information. 26ef21b467SGreg Roach * 27ef21b467SGreg Roach * @param Individual $individual 28*ad51e0bbSGreg Roach * @param Individual|null $head 29ef21b467SGreg Roach * 30ef21b467SGreg Roach * @return string 31ef21b467SGreg Roach */ 32*ad51e0bbSGreg Roach public function generate(Individual $individual, Individual $head = null) { 33ef21b467SGreg Roach return ''; 34ef21b467SGreg Roach } 35ef21b467SGreg Roach} 36