public NationBuilderRemoteException(HttpStatusCode httpStatusCode,
RemoteException remoteException, NationBuilderWebRequest nationBuilderRequest, Exception innerException = null)
: base(GetMessage(remoteException), innerException)
{
this.HttpStatusCode = httpStatusCode;
this.ExceptionCode = null == remoteException.code ? remoteException.error : remoteException.code;
this.RemoteException = remoteException;
this.NationBuilderRequest = nationBuilderRequest;
}
protected void ReceiveVoidHttpResponse(NationBuilderWebRequest req, HttpStatusCode expectedStatusCode = HttpStatusCode.NoContent)
{
HttpWebResponse response = RequestGetResponse(req);
if (response.StatusCode != expectedStatusCode)
{
throw new InvalidOperationException("Unexpected HTTP status code: " + response.StatusCode + "\n" + response.StatusDescription);
}
}
protected NationBuilderWebRequest MakeHttpRequest(StringBuilder url, string method = "GET")
{
var res = new NationBuilderWebRequest(url.ToString());
res.Proxy = HttpProxy;
res.ContentType = "application/json";
res.Accept = "application/json";
res.Method = method;
return(res);
}
protected HttpWebResponse RequestGetResponse(NationBuilderWebRequest req)
{
HttpWebResponse response;
try
{
response = (HttpWebResponse)req.GetResponse();
}
catch (WebException exc)
{
response = (HttpWebResponse)exc.Response;
if (null == response)
{
throw; // unrecognized exceptions back.
}
// Marshall Nation Builder exceptions back:
switch (response.StatusCode)
{
case HttpStatusCode.BadRequest:
case HttpStatusCode.NotFound:
RemoteException exceptionInformation;
try {
exceptionInformation = DeserializeNationBuilderObject <RemoteException>(response.GetResponseStream());
}
catch
{
Stream stream = response.GetResponseStream();
stream.Seek(0, SeekOrigin.Begin);
using (var reader = new StreamReader(stream, Encoding.UTF8)) {
exceptionInformation = new RemoteException()
{
message = "Unknown error. See 'error_description' field for the unparsed server response.",
error_description = reader.ReadToEnd(),
};
}
}
throw new NationBuilderRemoteException(response.StatusCode, exceptionInformation, req, exc);
}
// Throw unrecognized exceptions back:
throw;
}
return(response);
}
protected NationBuilderWebRequest MakeHttpPostRequest <PostDataT>(StringBuilder url, PostDataT postData, string method = "POST")
{
var res = new NationBuilderWebRequest(url.ToString());
res.Proxy = HttpProxy;
res.ContentType = "application/json";
res.Accept = "application/json";
res.Method = method;
byte[] postDataOctets = ((MemoryStream)SerializeNationBuilderObject <PostDataT>(postData)).ToArray();
res.SendData(postDataOctets);
return(res);
}
protected ResponseT DeserializeHttpResponse <ResponseT>
(NationBuilderWebRequest req, int minimumStatusCode, int maximumStatusCode)
where ResponseT : NationBuilderResponse
{
HttpWebResponse response = RequestGetResponse(req);
int statusCodeInt = (int)response.StatusCode;
if (statusCodeInt < minimumStatusCode || statusCodeInt > maximumStatusCode)
{
throw new InvalidOperationException("Unexpected HTTP status code: " + response.StatusCode + "\n" + response.StatusDescription);
}
var res = DeserializeNationBuilderObject <ResponseT>(response.GetResponseStream());
res.Http = new HttpResponseInformation(response);
return(res);
}
protected ResponseT DeserializeHttpResponse <ResponseT>(NationBuilderWebRequest req)
where ResponseT : NationBuilderResponse
{
return(DeserializeHttpResponse <ResponseT>(req, 200, 299));
}
protected ResponseT DeserializeHttpResponse <ResponseT>
(NationBuilderWebRequest req, HttpStatusCode expectedStatusCode)
where ResponseT : NationBuilderResponse
{
return(DeserializeHttpResponse <ResponseT>(req, (int)expectedStatusCode, (int)expectedStatusCode));
}
