jellyfin/MediaBrowser.Server.Implementations/HttpServer/SocketSharp/WebSocketSharpRequest.cs
2016-06-19 12:53:43 -04:00

419 lines
12 KiB
C#

using System;
using System.Collections.Generic;
using System.IO;
using System.Text;
using Funq;
using MediaBrowser.Model.Logging;
using ServiceStack;
using ServiceStack.Host;
using ServiceStack.Web;
using SocketHttpListener.Net;
namespace MediaBrowser.Server.Implementations.HttpServer.SocketSharp
{
public partial class WebSocketSharpRequest : IHttpRequest
{
public Container Container { get; set; }
private readonly HttpListenerRequest request;
private readonly IHttpResponse response;
public WebSocketSharpRequest(HttpListenerContext httpContext, string operationName, RequestAttributes requestAttributes, ILogger logger)
{
this.OperationName = operationName;
this.RequestAttributes = requestAttributes;
this.request = httpContext.Request;
this.response = new WebSocketSharpResponse(logger, httpContext.Response, this);
this.RequestPreferences = new RequestPreferences(this);
}
public HttpListenerRequest HttpRequest
{
get { return request; }
}
public object OriginalRequest
{
get { return request; }
}
public IResponse Response
{
get { return response; }
}
public IHttpResponse HttpResponse
{
get { return response; }
}
public RequestAttributes RequestAttributes { get; set; }
public IRequestPreferences RequestPreferences { get; private set; }
public T TryResolve<T>()
{
if (typeof(T) == typeof(IHttpRequest))
throw new Exception("You don't need to use IHttpRequest.TryResolve<IHttpRequest> to resolve itself");
if (typeof(T) == typeof(IHttpResponse))
throw new Exception("Resolve IHttpResponse with 'Response' property instead of IHttpRequest.TryResolve<IHttpResponse>");
return Container == null
? HostContext.TryResolve<T>()
: Container.TryResolve<T>();
}
public string OperationName { get; set; }
public object Dto { get; set; }
public string GetRawBody()
{
if (bufferedStream != null)
{
return bufferedStream.ToArray().FromUtf8Bytes();
}
using (var reader = new StreamReader(InputStream))
{
return reader.ReadToEnd();
}
}
public string RawUrl
{
get { return request.RawUrl; }
}
public string AbsoluteUri
{
get { return request.Url.AbsoluteUri.TrimEnd('/'); }
}
public string UserHostAddress
{
get { return request.UserHostAddress; }
}
public string XForwardedFor
{
get
{
return String.IsNullOrEmpty(request.Headers[HttpHeaders.XForwardedFor]) ? null : request.Headers[HttpHeaders.XForwardedFor];
}
}
public int? XForwardedPort
{
get
{
return string.IsNullOrEmpty(request.Headers[HttpHeaders.XForwardedPort]) ? (int?)null : int.Parse(request.Headers[HttpHeaders.XForwardedPort]);
}
}
public string XForwardedProtocol
{
get
{
return string.IsNullOrEmpty(request.Headers[HttpHeaders.XForwardedProtocol]) ? null : request.Headers[HttpHeaders.XForwardedProtocol];
}
}
public string XRealIp
{
get
{
return String.IsNullOrEmpty(request.Headers[HttpHeaders.XRealIp]) ? null : request.Headers[HttpHeaders.XRealIp];
}
}
private string remoteIp;
public string RemoteIp
{
get
{
return remoteIp ??
(remoteIp = XForwardedFor ??
(NormalizeIp(XRealIp) ??
(request.RemoteEndPoint != null ? NormalizeIp(request.RemoteEndPoint.Address.ToString()) : null)));
}
}
private string NormalizeIp(string ip)
{
if (!string.IsNullOrWhiteSpace(ip))
{
// Handle ipv4 mapped to ipv6
const string srch = "::ffff:";
var index = ip.IndexOf(srch, StringComparison.OrdinalIgnoreCase);
if (index == 0)
{
ip = ip.Substring(srch.Length);
}
}
return ip;
}
public bool IsSecureConnection
{
get { return request.IsSecureConnection || XForwardedProtocol == "https"; }
}
public string[] AcceptTypes
{
get { return request.AcceptTypes; }
}
private Dictionary<string, object> items;
public Dictionary<string, object> Items
{
get { return items ?? (items = new Dictionary<string, object>()); }
}
private string responseContentType;
public string ResponseContentType
{
get
{
return responseContentType
?? (responseContentType = this.GetResponseContentType());
}
set
{
this.responseContentType = value;
HasExplicitResponseContentType = true;
}
}
public bool HasExplicitResponseContentType { get; private set; }
private string pathInfo;
public string PathInfo
{
get
{
if (this.pathInfo == null)
{
var mode = HostContext.Config.HandlerFactoryPath;
var pos = request.RawUrl.IndexOf("?");
if (pos != -1)
{
var path = request.RawUrl.Substring(0, pos);
this.pathInfo = HttpRequestExtensions.GetPathInfo(
path,
mode,
mode ?? "");
}
else
{
this.pathInfo = request.RawUrl;
}
this.pathInfo = this.pathInfo.UrlDecode();
this.pathInfo = NormalizePathInfo(pathInfo, mode);
}
return this.pathInfo;
}
}
private Dictionary<string, System.Net.Cookie> cookies;
public IDictionary<string, System.Net.Cookie> Cookies
{
get
{
if (cookies == null)
{
cookies = new Dictionary<string, System.Net.Cookie>();
for (var i = 0; i < this.request.Cookies.Count; i++)
{
var httpCookie = this.request.Cookies[i];
cookies[httpCookie.Name] = new System.Net.Cookie(httpCookie.Name, httpCookie.Value, httpCookie.Path, httpCookie.Domain);
}
}
return cookies;
}
}
public string UserAgent
{
get { return request.UserAgent; }
}
private NameValueCollectionWrapper headers;
public INameValueCollection Headers
{
get { return headers ?? (headers = new NameValueCollectionWrapper(request.Headers)); }
}
private NameValueCollectionWrapper queryString;
public INameValueCollection QueryString
{
get { return queryString ?? (queryString = new NameValueCollectionWrapper(MyHttpUtility.ParseQueryString(request.Url.Query))); }
}
private NameValueCollectionWrapper formData;
public INameValueCollection FormData
{
get { return formData ?? (formData = new NameValueCollectionWrapper(this.Form)); }
}
public bool IsLocal
{
get { return request.IsLocal; }
}
private string httpMethod;
public string HttpMethod
{
get
{
return httpMethod
?? (httpMethod = Param(HttpHeaders.XHttpMethodOverride)
?? request.HttpMethod);
}
}
public string Verb
{
get { return HttpMethod; }
}
public string Param(string name)
{
return Headers[name]
?? QueryString[name]
?? FormData[name];
}
public string ContentType
{
get { return request.ContentType; }
}
public Encoding contentEncoding;
public Encoding ContentEncoding
{
get { return contentEncoding ?? request.ContentEncoding; }
set { contentEncoding = value; }
}
public Uri UrlReferrer
{
get { return request.UrlReferrer; }
}
public static Encoding GetEncoding(string contentTypeHeader)
{
var param = GetParameter(contentTypeHeader, "charset=");
if (param == null) return null;
try
{
return Encoding.GetEncoding(param);
}
catch (ArgumentException)
{
return null;
}
}
public bool UseBufferedStream
{
get { return bufferedStream != null; }
set
{
bufferedStream = value
? bufferedStream ?? new MemoryStream(request.InputStream.ReadFully())
: null;
}
}
private MemoryStream bufferedStream;
public Stream InputStream
{
get { return bufferedStream ?? request.InputStream; }
}
public long ContentLength
{
get { return request.ContentLength64; }
}
private IHttpFile[] httpFiles;
public IHttpFile[] Files
{
get
{
if (httpFiles == null)
{
if (files == null)
return httpFiles = new IHttpFile[0];
httpFiles = new IHttpFile[files.Count];
for (var i = 0; i < files.Count; i++)
{
var reqFile = files[i];
httpFiles[i] = new HttpFile
{
ContentType = reqFile.ContentType,
ContentLength = reqFile.ContentLength,
FileName = reqFile.FileName,
InputStream = reqFile.InputStream,
};
}
}
return httpFiles;
}
}
static Stream GetSubStream(Stream stream)
{
if (stream is MemoryStream)
{
var other = (MemoryStream)stream;
try
{
return new MemoryStream(other.GetBuffer(), 0, (int)other.Length, false, true);
}
catch (UnauthorizedAccessException)
{
return new MemoryStream(other.ToArray(), 0, (int)other.Length, false, true);
}
}
return stream;
}
static void EndSubStream(Stream stream)
{
}
public static string GetHandlerPathIfAny(string listenerUrl)
{
if (listenerUrl == null) return null;
var pos = listenerUrl.IndexOf("://", StringComparison.InvariantCultureIgnoreCase);
if (pos == -1) return null;
var startHostUrl = listenerUrl.Substring(pos + "://".Length);
var endPos = startHostUrl.IndexOf('/');
if (endPos == -1) return null;
var endHostUrl = startHostUrl.Substring(endPos + 1);
return String.IsNullOrEmpty(endHostUrl) ? null : endHostUrl.TrimEnd('/');
}
public static string NormalizePathInfo(string pathInfo, string handlerPath)
{
if (handlerPath != null && pathInfo.TrimStart('/').StartsWith(
handlerPath, StringComparison.InvariantCultureIgnoreCase))
{
return pathInfo.TrimStart('/').Substring(handlerPath.Length);
}
return pathInfo;
}
}
}