<?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\Schema;

use Fisharebest\Webtrees\Database;

/**
 * Upgrade the database schema from version 28 to version 29.
 */
class Migration28 implements MigrationInterface {
	/**
	 * Upgrade to to the next version
	 */
	public function upgrade() {
		// Earlier versions used the wrong month number for Adar in non-leap years
		Database::exec(
			"UPDATE `##dates` SET d_mon = 7 WHERE d_mon = 6 && d_type = '@#DHEBREW@' AND MOD(7 * d_year + 1, 19) >= 7"
		);
	}
}
