jellyfin/Emby.Server.Implementations/HttpServer/SocketSharp/WebSocketSharpResponse.cs
2017-03-12 15:27:26 -04:00

202 lines
5.6 KiB
C#

using System;
using System.Collections.Generic;
using System.IO;
using System.Net;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using MediaBrowser.Model.IO;
using MediaBrowser.Model.Logging;
using SocketHttpListener.Net;
using HttpListenerResponse = SocketHttpListener.Net.HttpListenerResponse;
using IHttpResponse = MediaBrowser.Model.Services.IHttpResponse;
using IRequest = MediaBrowser.Model.Services.IRequest;
namespace Emby.Server.Implementations.HttpServer.SocketSharp
{
public class WebSocketSharpResponse : IHttpResponse
{
private readonly ILogger _logger;
private readonly HttpListenerResponse _response;
public WebSocketSharpResponse(ILogger logger, HttpListenerResponse response, IRequest request)
{
_logger = logger;
this._response = response;
Items = new Dictionary<string, object>();
Request = request;
}
public IRequest Request { get; private set; }
public bool UseBufferedStream { get; set; }
public Dictionary<string, object> Items { get; private set; }
public object OriginalResponse
{
get { return _response; }
}
public int StatusCode
{
get { return this._response.StatusCode; }
set { this._response.StatusCode = value; }
}
public string StatusDescription
{
get { return this._response.StatusDescription; }
set { this._response.StatusDescription = value; }
}
public string ContentType
{
get { return _response.ContentType; }
set { _response.ContentType = value; }
}
//public ICookies Cookies { get; set; }
public void AddHeader(string name, string value)
{
if (string.Equals(name, "Content-Type", StringComparison.OrdinalIgnoreCase))
{
ContentType = value;
return;
}
_response.AddHeader(name, value);
}
public string GetHeader(string name)
{
return _response.Headers[name];
}
public void Redirect(string url)
{
_response.Redirect(url);
}
public Stream OutputStream
{
get { return _response.OutputStream; }
}
public void Close()
{
if (!this.IsClosed)
{
this.IsClosed = true;
try
{
CloseOutputStream(this._response);
}
catch (Exception ex)
{
_logger.ErrorException("Error closing HttpListener output stream", ex);
}
}
}
public void CloseOutputStream(HttpListenerResponse response)
{
try
{
var outputStream = response.OutputStream;
// This is needed with compression
if (outputStream is ResponseStream)
{
//if (!string.IsNullOrWhiteSpace(GetHeader("Content-Encoding")))
{
outputStream.Flush();
}
outputStream.Dispose();
}
response.Close();
}
catch (Exception ex)
{
_logger.ErrorException("Error in HttpListenerResponseWrapper: " + ex.Message, ex);
}
}
public bool IsClosed
{
get;
private set;
}
public void SetContentLength(long contentLength)
{
//you can happily set the Content-Length header in Asp.Net
//but HttpListener will complain if you do - you have to set ContentLength64 on the response.
//workaround: HttpListener throws "The parameter is incorrect" exceptions when we try to set the Content-Length header
_response.ContentLength64 = contentLength;
}
public void SetCookie(Cookie cookie)
{
var cookieStr = AsHeaderValue(cookie);
_response.Headers.Add("Set-Cookie", cookieStr);
}
public static string AsHeaderValue(Cookie cookie)
{
var defaultExpires = DateTime.MinValue;
var path = cookie.Expires == defaultExpires
? "/"
: cookie.Path ?? "/";
var sb = new StringBuilder();
sb.Append($"{cookie.Name}={cookie.Value};path={path}");
if (cookie.Expires != defaultExpires)
{
sb.Append($";expires={cookie.Expires:R}");
}
if (!string.IsNullOrEmpty(cookie.Domain))
{
sb.Append($";domain={cookie.Domain}");
}
//else if (restrictAllCookiesToDomain != null)
//{
// sb.Append($";domain={restrictAllCookiesToDomain}");
//}
if (cookie.Secure)
{
sb.Append(";Secure");
}
if (cookie.HttpOnly)
{
sb.Append(";HttpOnly");
}
return sb.ToString();
}
public bool SendChunked
{
get { return _response.SendChunked; }
set { _response.SendChunked = value; }
}
public bool KeepAlive { get; set; }
public void ClearCookies()
{
}
public Task TransmitFile(string path, long offset, long count, CancellationToken cancellationToken)
{
return _response.TransmitFile(path, offset, count, cancellationToken);
}
}
}