private HttpResponseMessage CreateResponse(HttpRequestMessage request, HttpWebResponse httpResponse)
{
HttpResponseMessage response;
response = new HttpResponseMessage(httpResponse.StatusCode);
response.Request = request;
response.CopyHeadersFrom(httpResponse.Headers);
response.StatusCode = httpResponse.StatusCode;
MemoryStream memory;
var contentLength = response.Headers[HttpResponseHeader.ContentLength];
int contentIntLength;
if (int.TryParse(contentLength, out contentIntLength))
{
memory = new MemoryStream(contentIntLength);
}
else
{
memory = new MemoryStream();
}
var responseStream = httpResponse.GetResponseStream();
responseStream.CopyTo(memory);
memory.Seek(0L, SeekOrigin.Begin);
response.Content = new HttpContent(memory);
return response;
}
public HttpResponseMessage SendAsync(HttpRequestMessage request)
{
var httpRequest = (HttpWebRequest)HttpWebRequest.Create(request.RequestUri);
httpRequest.Method = request.Method.ToString().ToUpperInvariant();
this.SetHeaders(this.defaultRequestHeaders, httpRequest);
this.SetHeaders(request.Headers, httpRequest);
if (request.Content != null)
{
this.SetHeaders(request.Content.Headers, httpRequest);
var bytes = request.Content.GetBytes();
if (bytes.Length > 0)
{
var requestStream = httpRequest.GetRequestStream();
requestStream.Write(bytes, 0, bytes.Length);
requestStream.Flush();
}
}
HttpWebResponse httpResponse;
HttpResponseMessage response;
try
{
httpResponse = (HttpWebResponse)httpRequest.GetResponse();
response = this.CreateResponse(request, httpResponse);
return response;
}
catch (WebException ex)
{
httpResponse = (HttpWebResponse)ex.Response;
response = this.CreateResponse(request, httpResponse);
return response;
}
}