public function order($order, $context) {
		switch (true) {
			case !$order:
				return array();
			case is_string($order):
				return array($order => 1);
			case is_array($order):
				foreach ($order as $key => $value) {
					if (!is_string($key)) {
						unset($order[$key]);
						$order[$value] = 1;
						continue;
					}
					if (is_string($value)) {
						$order[$key] = strtoupper($value) == 'ASC' ? 1 : -1;
					}
				}
			break;
		}
		return $order ?: array();
	}