public static Task<HttpResponse> GetAsync(HttpGetRequest request)
{
var task = new TaskCompletionSource<HttpResponse>();
Get(request, result =>
{
if (result.Successful)
{
task.SetResult(result);
}
else if (result.Canceled)
{
task.SetCanceled();
}
else
{
task.SetException(result.Exception);
}
});
return task.Task;
}
private static HttpWebRequest CreateRequest(HttpGetRequest req)
{
var queryString = GetQueryString(req.Query);
HttpWebRequest request = null;
if (string.IsNullOrEmpty(queryString))
{
request = (HttpWebRequest)WebRequest.Create(req.Uri.AbsoluteUri);
}
else if (req.Uri.AbsoluteUri.Contains(":"))
{
request = (HttpWebRequest)WebRequest.Create(req.Uri.AbsoluteUri + "&" + queryString);
}
else
{
request = (HttpWebRequest)WebRequest.Create(req.Uri.AbsoluteUri + "?" + queryString);
}
return request;
}
public static HttpResponse Get(HttpGetRequest req, Action<HttpResponse> action)
{
var response = new HttpResponse(req);
try
{
if (!req.UseCache)
{
req.Query["__dcachetime"] = DateTime.Now.Ticks.ToString();
}
var request = CreateRequest(req);
if (req.Credentials != null)
{
request.Credentials = req.Credentials;
}
response.WebRequest = request;
if (req.Cookies.Count > 0)
{
request.CookieContainer = new CookieContainer();
foreach (var c in req.Cookies)
{
request.CookieContainer.Add(request.RequestUri, c);
}
}
request.Method = "GET";
if (req.ContentType != null)
{
request.ContentType = req.ContentType;
}
if (req.Headers.Count > 0)
{
foreach (var item in req.Headers)
{
request.Headers[item.Key] = item.Value;
}
}
response.CreateTimeoutTimer(request);
request.BeginGetRequestStream(r => ProcessResponse(r, request, response, action), request);
}
catch (Exception ex)
{
response.Exception = ex;
if (action != null)
{
action(response);
}
}
lock (pendingRequests)
{
pendingRequests.Add(response);
}
return response;
}