public GetUserPhotoResponseMessageType EndGetUserPhoto(IAsyncResult asyncResult)
{
object[] array;
try
{
array = base.EndInvoke(asyncResult);
}
catch (WebException ex)
{
this.WriteTracesCollectedByRemoteServerOntoLocalTracer(PhotosDiagnostics.Instance.ReadGetUserPhotoTracesFromResponse(ex.Response));
throw;
}
GetUserPhotoResponseMessageType getUserPhotoResponseMessageType = (GetUserPhotoResponseMessageType)array[0];
this.WriteTracesCollectedByRemoteServerOntoLocalTracer(PhotosDiagnostics.Instance.ReadGetUserPhotoTracesFromResponseHeaders(base.ResponseHttpHeaders));
if (getUserPhotoResponseMessageType.ResponseClass != ResponseClassType.Success)
{
this.tracer.TraceError((long)this.GetHashCode(), "Request to remote service FAILED. Returning HTTP 500: Internal Server Error.");
getUserPhotoResponseMessageType.StatusCode = HttpStatusCode.InternalServerError;
return(getUserPhotoResponseMessageType);
}
if (!getUserPhotoResponseMessageType.HasChanged)
{
getUserPhotoResponseMessageType.StatusCode = HttpStatusCode.NotModified;
}
else
{
getUserPhotoResponseMessageType.StatusCode = HttpStatusCode.OK;
}
string text;
if (!base.ResponseHttpHeaders.TryGetValue("ETag", out text) || string.IsNullOrEmpty(text))
{
this.tracer.TraceDebug((long)this.GetHashCode(), "Remote service returned NO ETag or ETag is blank.");
}
getUserPhotoResponseMessageType.CacheId = text;
string text2;
if (!base.ResponseHttpHeaders.TryGetValue("Expires", out text2) || string.IsNullOrEmpty(text2))
{
this.tracer.TraceDebug((long)this.GetHashCode(), "Remote service returned NO Expires header or header is blank.");
}
getUserPhotoResponseMessageType.Expires = text2;
this.tracer.TraceDebug((long)this.GetHashCode(), "Returning message from proxy with cacheId: {0}; HTTP status: {1}; HTTP Expires: {2}; Content-type: '{3}'", new object[]
{
getUserPhotoResponseMessageType.CacheId,
getUserPhotoResponseMessageType.StatusCode,
getUserPhotoResponseMessageType.Expires,
getUserPhotoResponseMessageType.ContentType
});
return(getUserPhotoResponseMessageType);
}
public GetUserPhotoResponseMessageType EndGetUserPhoto(IAsyncResult asyncResult)
{
ArgumentValidator.ThrowIfNull("asyncResult", asyncResult);
GetUserPhotoResponseMessageType result;
try
{
using (HttpWebResponse httpWebResponse = (HttpWebResponse)this.httpPhotoRequest.EndGetResponse(asyncResult))
{
this.WriteTracesCollectedByRemoteServerOntoLocalTracer(httpWebResponse);
HttpStatusCode statusCode = httpWebResponse.StatusCode;
if (statusCode <= HttpStatusCode.NotModified)
{
if (statusCode == HttpStatusCode.OK || statusCode == HttpStatusCode.NotModified)
{
goto IL_98;
}
}
else if (statusCode == HttpStatusCode.NotFound)
{
goto IL_98;
}
this.tracer.TraceError <HttpStatusCode, string>((long)this.GetHashCode(), "REST service proxy: request to remote service FAILED. Returning HTTP {0}: {1}", httpWebResponse.StatusCode, httpWebResponse.StatusDescription);
return(new GetUserPhotoResponseMessageType
{
StatusCode = httpWebResponse.StatusCode
});
IL_98:
using (Stream responseStream = httpWebResponse.GetResponseStream())
{
using (MemoryStream memoryStream = new MemoryStream())
{
string text = httpWebResponse.Headers[HttpResponseHeader.ETag];
string text2 = httpWebResponse.Headers[HttpResponseHeader.Expires];
this.tracer.TraceDebug((long)this.GetHashCode(), "REST service proxy: returning photo from proxy. HTTP status: {0}; ETag: {1}; Expires: {2}; Content-Length: {3}; Content-Type: {4}", new object[]
{
httpWebResponse.StatusCode,
text,
text2,
httpWebResponse.ContentLength,
httpWebResponse.ContentType
});
responseStream.CopyTo(memoryStream);
result = new GetUserPhotoResponseMessageType
{
StatusCode = httpWebResponse.StatusCode,
CacheId = text,
Expires = text2,
HasChanged = (httpWebResponse.StatusCode != HttpStatusCode.NotModified),
PictureData = memoryStream.ToArray(),
ContentType = httpWebResponse.ContentType
};
}
}
}
}
catch (WebException ex)
{
this.WriteTracesCollectedByRemoteServerOntoLocalTracer(ex.Response);
HttpStatusCode httpStatusCodeFromWebException = RestService.GetHttpStatusCodeFromWebException(ex);
this.tracer.TraceDebug <HttpStatusCode>((long)this.GetHashCode(), "REST service proxy: caught WebException and translated it to HTTP {0}", httpStatusCodeFromWebException);
HttpStatusCode httpStatusCode = httpStatusCodeFromWebException;
if (httpStatusCode != HttpStatusCode.NotModified)
{
if (httpStatusCode != HttpStatusCode.NotFound)
{
if (httpStatusCode != HttpStatusCode.InternalServerError)
{
throw;
}
result = new GetUserPhotoResponseMessageType
{
StatusCode = HttpStatusCode.InternalServerError
};
}
else
{
result = new GetUserPhotoResponseMessageType
{
Expires = RestService.GetHeaderValueFromWebException(ex, HttpResponseHeader.Expires),
StatusCode = HttpStatusCode.NotFound
};
}
}
else
{
result = new GetUserPhotoResponseMessageType
{
StatusCode = HttpStatusCode.NotModified,
CacheId = RestService.GetHeaderValueFromWebException(ex, HttpResponseHeader.ETag),
Expires = RestService.GetHeaderValueFromWebException(ex, HttpResponseHeader.Expires),
HasChanged = false
};
}
}
return(result);
}