public function _alterRecord(array $record = []) {
		$result = [];
		foreach ($record as $name => $value) {
			if (isset($this->_config['alters']['change'][$name])) {
				$alter = $this->_config['alters']['change'][$name];
				if (isset($alter['value'])) {
					$function = $alter['value'];
					$value = $function($record[$name]);
				} else {
					$value = $record[$name];
				}
				if (isset($alter['to'])) {
					$result[$alter['to']] = $value;
				} else {
					$result[$name] = $value;
				}
			} else {
				$result[$name] = $value;
			}
		}
		return $result;
	}