ln.http/connections/Connection.cs

88 lines
2.5 KiB
C#

// /**
// * File: Connection.cs
// * Author: haraldwolff
// *
// * This file and it's content is copyrighted by the Author and / or copyright holder.
// * Any use wihtout proper permission is illegal and may lead to legal actions.
// *
// *
// **/
using System;
using ln.types;
using System.IO;
using ln.types.net;
using ln.logging;
using ln.http.listener;
namespace ln.http.connections
{
public abstract class Connection : IDisposable
{
public Listener Listener { get; private set; }
public abstract IPv6 RemoteHost { get; }
public abstract int RemotePort { get; }
public abstract Stream GetStream();
public Connection(Listener listener)
{
Listener = listener;
}
public virtual HttpRequest ReadRequest(HTTPServer httpServer)
{
try
{
return new HttpRequest(httpServer, GetStream(), Listener.LocalEndpoint, new Endpoint(RemoteHost, RemotePort));
} catch (IOException)
{
return null;
} catch (Exception e)
{
Logging.Log(e);
return null;
}
}
public abstract void Close();
public virtual void Dispose()
{
Close();
Listener = null;
}
public virtual void SendResponse(HttpResponse response) => SendResponse(GetStream(), response);
public static void SendResponse(Stream stream, HttpResponse response)
{
response.HttpRequest.FinishRequest();
response.SetHeader("Content-Length", response.ContentStream.Length.ToString());
StreamWriter streamWriter = new StreamWriter(stream);
streamWriter.NewLine = "\r\n";
streamWriter.WriteLine("{0} {1} {2}", response.HttpRequest.Protocol, response.StatusCode, response.StatusMessage);
foreach (String headerName in response.GetHeaderNames())
{
streamWriter.WriteLine("{0}: {1}", headerName, response.GetHeader(headerName));
}
foreach (HttpCookie httpCookie in response.Cookies)
{
streamWriter.WriteLine("Set-Cookie: {0}", httpCookie.ToString());
}
streamWriter.WriteLine();
streamWriter.Flush();
response.ContentStream.Position = 0;
response.ContentStream.CopyTo(stream);
response.ContentStream.Close();
response.ContentStream.Dispose();
stream.Flush();
}
}
}