public static bool DownloadFile(Uri url, string destFileName, HttpWebResponse response, CancellationToken?token = null, Action <int> indicateProgress = null)
{
using (new ProfileSection("Download file", typeof(WebRequestHelper)))
{
ProfileSection.Argument("url", url);
ProfileSection.Argument("destFileName", destFileName);
ProfileSection.Argument("response", response);
ProfileSection.Argument("token", token);
ProfileSection.Argument("indicateProgress", indicateProgress);
using (var responseStream = response.GetResponseStream())
{
try
{
Assert.ArgumentNotNull(responseStream, "responseStream");
responseStream.ReadTimeout = Settings.CoreWebDownloadTimeoutMinutes.Value * Minute;
DownloadFile(destFileName, responseStream, token, indicateProgress);
ProfileSection.Result("Done");
return(true);
}
catch (OperationCanceledException)
{
FileSystem.FileSystem.Local.File.Delete(destFileName);
ProfileSection.Result("Canceled");
return(false);
}
catch (Exception ex)
{
throw new InvalidOperationException("Downloading failed with exception", ex);
}
}
}
}
public static bool DownloadFile(Uri url, string destFileName, int?timeout = null, int?readWriteTimeout = null, string cookies = null)
{
using (new ProfileSection("Download file", typeof(WebRequestHelper)))
{
ProfileSection.Argument("url", url);
ProfileSection.Argument("destFileName", destFileName);
var response = RequestAndGetResponse(url, timeout, readWriteTimeout, cookies);
using (var responseStream = response.GetResponseStream())
{
try
{
DownloadFile(destFileName, responseStream);
ProfileSection.Result("Done");
return(true);
}
catch (OperationCanceledException)
{
FileSystem.FileSystem.Local.File.Delete(destFileName);
ProfileSection.Result("Canceled");
return(false);
}
catch (Exception ex)
{
throw new InvalidOperationException("Downloading failed with exception", ex);
}
}
}
}
public static object CreateObject(Type type, params object[] objects)
{
Assert.ArgumentNotNull(type, "type");
using (new ProfileSection("Create object"))
{
ProfileSection.Argument("type", type);
ProfileSection.Argument("objects", objects);
return(ProfileSection.Result(Activator.CreateInstance(type, objects)));
}
}
public static void DownloadFile(string destFileName, Stream responseStream, CancellationToken?token = null, Action <int> indicateProgress = null)
{
using (new ProfileSection("Download file", typeof(WebRequestHelper)))
{
ProfileSection.Argument("destFileName", destFileName);
ProfileSection.Argument("responseStream", responseStream);
ProfileSection.Argument("token", token);
ProfileSection.Argument("indicateProgress", indicateProgress);
int bufferSize = Settings.CoreWebDownloadBufferSize.Value;
using (var fileStream = new FileStream(destFileName, FileMode.Create, FileAccess.Write, FileShare.Read, bufferSize))
{
var buffer = new byte[bufferSize];
while (true)
{
if (token != null)
{
((CancellationToken)token).ThrowIfCancellationRequested();
}
int count = responseStream.Read(buffer, 0, bufferSize);
if (count == 0)
{
break;
}
fileStream.Write(buffer, 0, count);
if (indicateProgress != null)
{
indicateProgress(count);
}
}
}
}
}