public function order($order, $context) {
		if (!$order) {
			return [];
		}
		if (is_string($order)) {
			return [$order => 1];
		}
		if (!is_array($order)) {
			return [];
		}
		foreach ($order as $key => $value) {
			if (!is_string($key)) {
				unset($order[$key]);
				$order[$value] = 1;
				continue;
			}
			if (is_string($value)) {
				$order[$key] = strtolower($value) === 'asc' ? 1 : -1;
			}
		}
		return $order;
	}