class Geocoder::Lookup::BaiduIp

def results(query, reverse = false)
  return [] unless doc = fetch_data(query)
  case doc['status']
  when 0
    return [doc['content']] unless doc['content'].blank?
  when 1, 3, 4
    raise_error(Geocoder::Error, "server error.") ||
      warn("Baidu IP Geocoding API error: server error.")
  when 2
    raise_error(Geocoder::InvalidRequest, "invalid request.") ||
      warn("Baidu IP Geocoding API error: invalid request.")
  when 5
    raise_error(Geocoder::InvalidApiKey, "invalid api key.") ||
      warn("Baidu IP Geocoding API error: invalid api key.")
  when 101, 102, 200..299
    raise_error(Geocoder::RequestDenied, "request denied.") ||
      warn("Baidu IP Geocoding API error: request denied.")
  when 300..399
    raise_error(Geocoder::OverQueryLimitError, "over query limit") ||
      warn("Baidu IP Geocoding API error: over query limit.")
  end
  return []
end