private static void ProcessFileResponse(WebHelper web, ProcessResponseStreamEventArgs e, string fileName)
{
e.Handled = true;
var buffer = new byte[web.Options.BufferSize];
var bytesRead = 0;
int read;
Stream s;
if (e.Response.ContentEncoding.ToLower().Contains("deflate"))
{
s = new DeflateStream(e.ResponseStream, CompressionMode.Decompress);
}
else if (e.Response.ContentEncoding.ToLower().Contains("gzip"))
{
s = new GZipStream(e.ResponseStream, CompressionMode.Decompress);
}
else
{
s = e.ResponseStream;
}
using (var fs = new FileStream(fileName, FileMode.CreateNew))
{
while ((read = s.Read(buffer, 0, buffer.Length)) > 0)
{
fs.Write(buffer, 0, read);
bytesRead += read;
web.ReportResponseProgress(bytesRead);
}
fs.Flush();
}
e.Result = new FileInfo(fileName);
}
/// <summary>
/// Raises the ProcessResponseStream event.
/// </summary>
/// <param name="e"></param>
protected virtual void OnProcessResponseStream(ProcessResponseStreamEventArgs e)
{
if (ProcessResponseStream == null)
{
return;
}
ProcessResponseStream(this, e);
}
/// <summary>
/// Processes the response from the server.
/// </summary>
/// <param name="response"></param>
/// <returns></returns>
protected virtual WebHelperResponse ProcessResponse(HttpWebResponse response)
{
//todo: check to see if this is set yet.
mResponseContentLength = response.ContentLength;
using (var responseStream = response.GetResponseStream())
{
var processArgs = new ProcessResponseStreamEventArgs(responseStream, response, Options.State);
OnProcessResponseStream(processArgs);
if (processArgs.Handled)
{
return(new WebHelperResponse(processArgs.Result, response.ContentType, response.StatusCode, response.ContentEncoding, response.CharacterSet, Options));
}
Stream s;
if (response.ContentEncoding.ToLower().Contains("deflate"))
{
s = new DeflateStream(responseStream, CompressionMode.Decompress);
}
else if (response.ContentEncoding.ToLower().Contains("gzip"))
{
s = new GZipStream(responseStream, CompressionMode.Decompress);
}
else
{
s = responseStream;
}
var buffer = new byte[Options.BufferSize];
var bytesRead = 0;
int read;
using (var ms = new MemoryStream())
{
while ((read = s.Read(buffer, 0, buffer.Length)) > 0)
{
if (CancellationPending)
{
return(null);
}
ms.Write(buffer, 0, read);
bytesRead += read;
ReportResponseProgress(bytesRead);
}
return(new WebHelperResponse(ms.ToArray(), response.ContentType, response.StatusCode, response.ContentEncoding, response.CharacterSet, Options));
}
}
}
