/// <summary>
/// Extract API response entity from web response
/// </summary>
/// <typeparam name="TResponse">Response type</typeparam>
/// <returns></returns>
protected TResponse ExtractAPIResponse <TResponse>(HttpWebResponse resp)
where TResponse : APIResponse
{
// Get response content
var content = resp.GetResponseContent();
// Parse it
var response = ParseResponseContent <TResponse>(content);
// Check if valid
if (response.IsValid)
{
// Is valid
return(response);
}
// Check if over query limit
if (response.IsOverQueryLimit)
{
// Retriable exception
throw new RetriableRequestException();
}
// API error
if (response.HasErrorMessage)
{
throw new APIErrorException(response.Status, response.ErrorMessage);
}
throw new APIErrorException(response.Status);
}
private static GetDistanceMatrixResponse ExtractResponseBody(HttpWebResponse webResponse)
{
var response = JsonConvert.DeserializeObject <GetDistanceMatrixResponse>(webResponse.GetResponseContent());
if (response.IsOverQueryLimit && response.HasErrorMessage && response.ErrorMessage.ToLower().Contains("daily request quota"))
{
throw new Exception("Over query limit");
}
return(response);
}
public static void TraceResponse(this HttpWebResponse response,
IProgress <string> progress)
{
if (response == null)
{
throw new ArgumentNullException("response");
}
if (progress == null)
{
return;
}
var headerStringBuilder = new StringBuilder();
foreach (var header in response.Headers.AllKeys)
{
headerStringBuilder.AppendFormat("{0}{1}='{2}'",
Environment.NewLine,
header,
response.Headers[header]);
}
var sb = new StringBuilder();
sb.AppendFormat("[{0}] Response> ", GetTimeString());
sb.AppendFormat("({0} {1}) ", (int)response.StatusCode, response.StatusCode);
sb.AppendFormat("{0} ", response.Method);
sb.Append(response.ResponseUri);
sb.AppendLine("");
sb.AppendLine(headerStringBuilder.ToString());
sb.AppendLine("");
sb.AppendLine(response.GetResponseContent());
progress.Report(sb.ToString());
}
/// <summary>
/// Get response body
/// </summary>
/// <param name="resp">Response</param>
/// <returns>Body</returns>
private string GetBody(HttpWebResponse resp)
{
// Get response content
return(resp.GetResponseContent());
}
