public static Task <DownloadFileRequest> DownloadFile(string url, bool noCache)
{
if (HttpClientProvider.HasCustomCreation || !WebRequestHelper.HasCustomRequestHandler)
{
return(HttpClientDownloadFileRequest.Create(url, noCache));
}
return(WebRequestDownloadFileRequest.Create(url, noCache));
}
public static Task <DownloadFileRequest> Create(string url, bool noCache)
{
var response = WebRequestHelper.GetResponse(
() => (HttpWebRequest)WebRequest.Create(url),
r => {
if (noCache)
{
r.Headers ["Pragma"] = "no-cache";
}
}
);
var request = new WebRequestDownloadFileRequest {
response = response,
stream = response.GetResponseStream()
};
return(Task.FromResult <DownloadFileRequest> (request));
}