internal async Task <FileSystemResult <T> > CreateMetadataStream <T>(string url, byte[] postdata = null, string contenttype = "application/x-www-form-urlencoded", HttpMethod method = null) where T : class
{
bool retry = false;
do
{
if (method == null)
{
method = HttpMethod.Get;
}
WebParameters pars = new WebParameters(new Uri(url));
pars.Method = method;
if (postdata != null)
{
pars.PostData = postdata;
pars.PostEncoding = contenttype;
if (method == null || method == HttpMethod.Get)
{
pars.Method = HttpMethod.Post;
}
}
if (UserAgent != null)
{
pars.UserAgent = UserAgent;
}
if (Token != null)
{
NameValueCollection nm = new NameValueCollection();
nm.Add("Authorization", "Bearer " + Token.AccessToken);
pars.Headers = nm;
}
using (WebStream w = await WebStreamFactory.Instance.CreateStreamAsync(pars))
{
if ((w.StatusCode == HttpStatusCode.OK) || (w.StatusCode == HttpStatusCode.Created) || (w.StatusCode == HttpStatusCode.Accepted) || (w.StatusCode == HttpStatusCode.NoContent)) //TODO move this to a parameter
{
StreamReader rd = new StreamReader(w);
string d = await rd.ReadToEndAsync();
if (typeof(T).Name.Equals("string", StringComparison.InvariantCultureIgnoreCase))
{
return(new FileSystemResult <T>((T)(object)d));
}
return(new FileSystemResult <T>(JsonConvert.DeserializeObject <T>(d)));
}
if (w.StatusCode != HttpStatusCode.Unauthorized || retry)
{
return(new FileSystemResult <T>("'url' responds with Http code: " + w.StatusCode));
}
retry = true;
await MayRefreshToken(true);
}
} while (true);
}
/// <summary>
/// 当页面事件发生时
/// </summary>
/// <param name="sourceControl"></param>
/// <param name="eventArgument"></param>
protected virtual void BeforeEventRaise(IPostBackEventHandler sourceControl, string eventArgument)
{
if (!(sourceControl is PageNavigation) && _controls_auto_process.ContainsKey(((Control)sourceControl).ID))
{
//执行预调用logic
WebParameters.SetValue("__CurrentEventArgs", ComFunc.nvl(eventArgument));
WebParameters.RequestResourceName = this.PageName;
WebParameters.Action = PostBackActionKey.POST_BACK_EVENT + "." + ((Control)sourceControl).ID;
CallLogic();
//回写页面数据
SetPageDataBind();
SetPageModelValue();
}
}
