<?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;
use Fisharebest\Webtrees\Tree;

/**
 * Upgrade the database schema from version 5 to version 6.
 */
class Migration5 implements MigrationInterface {
	/**
	 * Upgrade to to the next version
	 */
	public function upgrade() {
		// Changes to the values for the gedcom setting SHOW_RELATIVES_EVENTS
		$settings = Database::prepare("SELECT gedcom_id, setting_value FROM `##gedcom_setting` WHERE setting_name='SHOW_RELATIVES_EVENTS'")->fetchAssoc();

		foreach ($settings as $gedcom_id => $setting) {
			// Delete old settings
			$setting = preg_replace('/_(BIRT|MARR|DEAT)_(COUS|MSIB|FSIB|GGCH|NEPH|GGPA)/', '', $setting);
			$setting = preg_replace('/_FAMC_(RESI_EMIG)/', '', $setting);
			// Rename settings
			$setting = preg_replace('/_MARR_(MOTH|FATH|FAMC)/', '_MARR_PARE', $setting);
			$setting = preg_replace('/_DEAT_(MOTH|FATH)/', '_DEAT_PARE', $setting);
			// Remove duplicates
			preg_match_all('/[_A-Z]+/', $setting, $match);
			// And save
			Database::prepare(
				"UPDATE `##gedcom_setting`" .
				" SET setting_value = :setting_value" .
				" WHERE gedcom_id = :tree_id AND setting_name = 'SHOW_RELATIVES_EVENTS'"
			)->execute([
				'tree_id'       => $gedcom_id,
				'setting_value' => implode(',', array_unique($match[0])),
			]);
		}
	}
}
