BaconographyWP8.PlatformServices.SimpleHttpService.UnAuthedGet C# (CSharp) Method

        public Task<string> UnAuthedGet(CancellationToken cancelToken, string url, Action<uint> progress)
        {
            TaskCompletionSource<string> taskCompletion = new TaskCompletionSource<string>();
            WebClient client = new WebClient();
            int cancelCount = 0;
            client.AllowReadStreamBuffering = true;
            client.DownloadProgressChanged += (sender, args) =>
            {
                if (cancelToken.IsCancellationRequested)
                {
                    client.CancelAsync();
                }
                else
                {
                    progress((uint)args.ProgressPercentage);
                }
            };

            client.DownloadStringCompleted += (sender, args) =>
            {
                if (args.Cancelled)
                {
                    if (cancelCount++ < 5 && !cancelToken.IsCancellationRequested)
                        client.OpenReadAsync(new Uri(url));
                    else
                        taskCompletion.SetCanceled();
                }
                else if (args.Error != null)
                {
                    if (cancelToken.IsCancellationRequested)
                    {
                        taskCompletion.SetCanceled();
                    }
                    else
                    {
                        taskCompletion.SetException(args.Error);
                    }
                }
                else
                {
                    if (cancelToken.IsCancellationRequested)
                    {
                        taskCompletion.SetCanceled();
                    }
                    else
                    {
                        taskCompletion.SetResult(args.Result);
                    }
                }
            };
            client.DownloadStringAsync(new Uri(url));
            return taskCompletion.Task;
        }
    }