public static ActionResult SendFile(this HttpListenerResponse response, FileResponse r)
{
response.StatusCode = 200;
//content-type
response.ContentType = r.ContentType;
//Range
response.Headers["Accept-Ranges"] = "bytes";
long start = r.Start;
long end = 0;
if (!string.IsNullOrEmpty(r.Range))
{
Match m = Regex.Match(r.Range, @"(?<start>\d+)\-(?<end>(\d+|))");
start = long.Parse(m.Groups["start"].Value);
end = long.Parse(m.Groups["end"].Value);
}
//Content-Length
FileInfo info = new FileInfo(r.FilePath);
long length = info.Length;
if (start > length) start = 0;
response.ContentLength64 = length - start;
//Content-Range
response.Headers["Content-Range"] = "bytes " + start.ToString() + "-" +
(length - 1).ToString() + "/" + response.ContentLength64.ToString();
int t = 0;
int limitcount = 0;
int privateTick = 0;
byte[] buf = new byte[1024];
//open output stream
using (var fs = File.OpenRead(r.FilePath))
{
fs.Position = start;
using (var net = response.OutputStream)
{
using (var bs = new BufferedStream(net, r.BufferSize))
{
while (true)
{
int read = 0;
if (r.SpeedLimit > 0)
{
limitcount++;
read = fs.Read(buf, 0, buf.Length);
if (limitcount >= r.SpeedLimit)
{
t = System.Environment.TickCount - privateTick;
if (t < 1000)
Thread.Sleep(1000 - t);
limitcount = 0;
privateTick = System.Environment.TickCount;
}
}
else
{
read = fs.Read(buf, 0, buf.Length);
}
if (read <= 0)
break;
bs.Write(buf, 0, read);
}
}
//bs.Flush();
}
}//end write
return ActionResult.Handled;
}
public static ActionResult SendFile(this HttpListenerResponse response, FileResponse r)
{
response.StatusCode = 200;
//content-type
response.ContentType = r.ContentType;
//Range
response.Headers["Accept-Ranges"] = "bytes";
long start = r.Start;
long end = 0;
if (!string.IsNullOrEmpty(r.Range))
{
Match m = Regex.Match(r.Range, @"(?<start>\d+)\-(?<end>(\d+|))");
start = long.Parse(m.Groups["start"].Value);
end = long.Parse(m.Groups["end"].Value);
}
//Content-Length
FileInfo info = new FileInfo(r.FilePath);
long length = info.Length;
if (start > length)
{
start = 0;
}
response.ContentLength64 = length - start;
//Content-Range
response.Headers["Content-Range"] = "bytes " + start.ToString() + "-" +
(length - 1).ToString() + "/" + response.ContentLength64.ToString();
int t = 0;
int limitcount = 0;
int privateTick = 0;
byte[] buf = new byte[1024];
//open output stream
using (var fs = File.OpenRead(r.FilePath))
{
fs.Position = start;
using (var net = response.OutputStream)
{
using (var bs = new BufferedStream(net, r.BufferSize))
{
while (true)
{
int read = 0;
if (r.SpeedLimit > 0)
{
limitcount++;
read = fs.Read(buf, 0, buf.Length);
if (limitcount >= r.SpeedLimit)
{
t = System.Environment.TickCount - privateTick;
if (t < 1000)
{
Thread.Sleep(1000 - t);
}
limitcount = 0;
privateTick = System.Environment.TickCount;
}
}
else
{
read = fs.Read(buf, 0, buf.Length);
}
if (read <= 0)
{
break;
}
bs.Write(buf, 0, read);
}
}
//bs.Flush();
}
} //end write
return(ActionResult.Handled);
}
