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<?php
/**
* webtrees: online genealogy
* Copyright (C) 2018 webtrees development team
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
namespace Fisharebest\Webtrees\Census;
use Fisharebest\Webtrees\Date;
use Fisharebest\Webtrees\Individual;
/**
* The number of children born alive.
*/
class CensusColumnChildrenBornAlive extends AbstractCensusColumn implements CensusColumnInterface
{
/**
* Generate the likely value of this census column, based on available information.
*
* @param Individual $individual
* @param Individual $head
*
* @return string
*/
public function generate(Individual $individual, Individual $head)
{
if ($individual->getSex() !== 'F') {
return '';
}
$count = 0;
foreach ($individual->getSpouseFamilies() as $family) {
foreach ($family->getChildren() as $child) {
if (
$child->getBirthDate()->isOK() &&
Date::compare($child->getBirthDate(), $this->date()) < 0 &&
$child->getBirthDate() != $child->getDeathDate()
) {
$count++;
}
}
}
return (string)$count;
}
}
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