protected HttpSession GetSessionFromCookie(ContextRFC AContext, HttpRequestInfo AHttpRequestInfo, HttpResponseInfo AHttpResponseInfo, out bool OContinueProcessing)
{
OContinueProcessing = true;
HttpSession TempResult = null;
if (SessionState)
{
int CurrentCookieIndex = AHttpRequestInfo.Cookies.GetCookieIndex(0, Http.SessionIdCookie);
string SessionId = "";
while (TempResult == null &&
CurrentCookieIndex > -1)
{
SessionId = AHttpRequestInfo.Cookies[CurrentCookieIndex].Value;
TempResult = _SessionList.GetSession(SessionId, AHttpRequestInfo.RemoteIP);
if (TempResult == null)
{
DoInvalidSession(AContext, AHttpRequestInfo, AHttpResponseInfo, SessionId, out OContinueProcessing);
}
CurrentCookieIndex++;
CurrentCookieIndex = AHttpRequestInfo.Cookies.GetCookieIndex(CurrentCookieIndex, Http.SessionIdCookie);
}
if (_AutoStartSession &&
OContinueProcessing &&
TempResult == null)
{
TempResult = CreateSession(AContext, AHttpRequestInfo, AHttpResponseInfo);
}
}
AHttpRequestInfo.SetSession(TempResult);
AHttpResponseInfo.SetSession(TempResult);
return(TempResult);
}
public HttpSession CreateSession(ContextRFC AContext, HttpRequestInfo AHttpRequestInfo, HttpResponseInfo AHttpResponseInfo)
{
if (SessionState)
{
HttpSession TempResult = null;
DoOnCreateSession(AContext, out TempResult);
if (TempResult == null)
{
TempResult = _SessionList.CreateUniqueSession(AHttpRequestInfo.RemoteIP);
}
else
{
_SessionList.Add(TempResult);
}
ServerCookie TempCookie = AHttpResponseInfo.Cookies.Add();
TempCookie.CookieName = Http.SessionIdCookie;
TempCookie.Value = TempResult.SessionId;
TempCookie.Path = "/";
TempCookie.MaxAge = -1;
AHttpRequestInfo.SetSession(TempResult);
AHttpResponseInfo.SetSession(TempResult);
return(TempResult);
}
return(null);
}
protected override void DoRequestNotHandled(ContextRFC AContext, HttpRequestInfo ARequestInfo, HttpResponseInfo AResponseInfo) {
bool LHandled = false;
if (mOnRequestNotHandled != null) {
mOnRequestNotHandled(AContext, ARequestInfo, AResponseInfo, ref LHandled);
}
if (!LHandled) {
AResponseInfo.ContentText = "<html><body><h3>The server didn't handle your request.</h3></body></html>";
}
}
private void ProcessBannedRequest(HttpRequestInfo request, HttpResponseInfo response)
{
string page = File.ReadAllText(
string.Format(@"{0}\BannedSitePage.htm",
new FileInfo(this.GetType().Assembly.Location).Directory));
response.ResponseNo = 200;
response.ContentText = page;
}
private void HandleCommand(ContextRFC AContext, HttpRequestInfo ARequestInfo, HttpResponseInfo AResponseInfo)
{
bool LHandled = false;
DoCommand(AContext, ARequestInfo, AResponseInfo, ref LHandled);
if (!LHandled)
{
DoRequestNotHandled(AContext, ARequestInfo, AResponseInfo);
}
}
protected override void DoRequestNotHandled(ContextRFC AContext, HttpRequestInfo ARequestInfo, HttpResponseInfo AResponseInfo)
{
bool LHandled = false;
if (mOnRequestNotHandled != null)
{
mOnRequestNotHandled(AContext, ARequestInfo, AResponseInfo, ref LHandled);
}
if (!LHandled)
{
AResponseInfo.ContentText = "<html><body><h3>The server didn't handle your request.</h3></body></html>";
}
}
public virtual long SmartServeFile(ContextRFC AContext, HttpRequestInfo ARequestInfo, string AFile, CustomHttpServer server)
{
DateTime LFileDate = File.GetLastWriteTime(AFile);
DateTime LReqDate = Http.GmtToLocalDateTime(ARequestInfo.RawHeaders["If-Modified-Since"]);
if (LReqDate.Ticks > 0 &&
LReqDate.Subtract(new TimeSpan(LFileDate.Ticks)).Ticks < 20000)
{
ResponseNo = 304;
return(0);
}
else
{
return(ServeFile(AContext, AFile, server));
}
}
protected override void DoCommand(ContextRFC context, HttpRequestInfo request, HttpResponseInfo response, ref bool handled) {
switch (request.CommandType) {
case HttpCommandEnum.Get: {
if (mOnCommandGet != null) {
mOnCommandGet(context, request, response, ref handled);
}
break;
}
default: {
if (mOnCommandOther != null) {
mOnCommandOther(context, request, response, ref handled);
}
break;
}
}
}
protected override void DoCommand(ContextRFC context, HttpRequestInfo request, HttpResponseInfo response, ref bool handled) {
// first raise events is user want to handle request by event
switch (request.CommandType)
{
case HttpCommandEnum.Connect:
if (OnCommandConnect != null) OnCommandConnect(context, request, response, ref handled);
break;
case HttpCommandEnum.Delete:
if (OnCommandDelete != null) OnCommandDelete(context, request, response, ref handled);
break;
case HttpCommandEnum.Get:
if (OnCommandGet != null) OnCommandGet(context, request, response, ref handled);
break;
case HttpCommandEnum.Head:
if (OnCommandHead != null) OnCommandHead(context, request, response, ref handled);
break;
case HttpCommandEnum.Options:
if (OnCommandOptions != null) OnCommandOptions(context, request, response, ref handled);
break;
case HttpCommandEnum.Post:
if (OnCommandPost != null) OnCommandPost(context, request, response, ref handled);
break;
case HttpCommandEnum.Put:
if (OnCommandPut != null) OnCommandPut(context, request, response, ref handled);
break;
case HttpCommandEnum.Trace:
if (OnCommandTrace != null) OnCommandTrace(context, request, response, ref handled);
break;
default:
if (OnCommandOther != null) OnCommandOther(context, request, response, ref handled);
break;
}
// if request handled from an event handler skip request handlers
if (handled) return;
// try to handle request by request handlers collection
RequestHandlersLock.AcquireReaderLock(-1);
try {
for (int i = 0; i < mRequestHandlers.Count && !handled; i++) {
mRequestHandlers[i].HandleCommand(this, request, response, ref handled);
}
} finally {
RequestHandlersLock.ReleaseReaderLock();
}
}
private void ReadCookiesFromRequestHeader(HttpRequestInfo ARequestInfo)
{
List <string> LRawCookies = new List <string>();
ARequestInfo.RawHeaders.Extract("cookie", LRawCookies);
for (int i = 0; i < LRawCookies.Count - 1; i++)
{
string S = LRawCookies[i];
while (S.IndexOf(';') > -1)
{
ARequestInfo.Cookies.AddSrcCookie(Global.Fetch(ref S, ";"));
S = S.Trim();
}
if (S != "")
{
ARequestInfo.Cookies.AddSrcCookie(S);
}
}
LRawCookies.Clear();
}
protected override void DoCommand(ContextRFC context, HttpRequestInfo request, HttpResponseInfo response, ref bool handled)
{
switch (request.CommandType)
{
case HttpCommandEnum.Get: {
if (mOnCommandGet != null)
{
mOnCommandGet(context, request, response, ref handled);
}
break;
}
default: {
if (mOnCommandOther != null)
{
mOnCommandOther(context, request, response, ref handled);
}
break;
}
}
}
public void HandleCommand(HttpServer server, HttpRequestInfo request, HttpResponseInfo response, ref bool handled)
{
if (request.CommandType != HttpCommandEnum.Get) return;
Logger.Log("Command: {0}",request.RawHttpCommand);
handled = true;
try
{
if (IsBannedUri(request.RequestURI))
{
ProcessBannedRequest(request, response);
}
else
ProcessRequest(request, response);
}
catch (Exception ex)
{
Logger.Log("Error: {0} on command {1}", ex.Message, request.RequestURI);
}
}
protected override void DoCommand(ContextRFC context, HttpRequestInfo request, HttpResponseInfo response, ref bool handled)
{
// first raise events is user want to handle request by event
switch (request.CommandType)
{
case HttpCommandEnum.Connect:
if (OnCommandConnect != null)
{
OnCommandConnect(context, request, response, ref handled);
}
break;
case HttpCommandEnum.Delete:
if (OnCommandDelete != null)
{
OnCommandDelete(context, request, response, ref handled);
}
break;
case HttpCommandEnum.Get:
if (OnCommandGet != null)
{
OnCommandGet(context, request, response, ref handled);
}
break;
case HttpCommandEnum.Head:
if (OnCommandHead != null)
{
OnCommandHead(context, request, response, ref handled);
}
break;
case HttpCommandEnum.Options:
if (OnCommandOptions != null)
{
OnCommandOptions(context, request, response, ref handled);
}
break;
case HttpCommandEnum.Post:
if (OnCommandPost != null)
{
OnCommandPost(context, request, response, ref handled);
}
break;
case HttpCommandEnum.Put:
if (OnCommandPut != null)
{
OnCommandPut(context, request, response, ref handled);
}
break;
case HttpCommandEnum.Trace:
if (OnCommandTrace != null)
{
OnCommandTrace(context, request, response, ref handled);
}
break;
default:
if (OnCommandOther != null)
{
OnCommandOther(context, request, response, ref handled);
}
break;
}
// if request handled from an event handler skip request handlers
if (handled)
{
return;
}
// try to handle request by request handlers collection
RequestHandlersLock.AcquireReaderLock(-1);
try {
for (int i = 0; i < mRequestHandlers.Count && !handled; i++)
{
mRequestHandlers[i].HandleCommand(this, request, response, ref handled);
}
} finally {
RequestHandlersLock.ReleaseReaderLock();
}
}
public virtual long SmartServeFile(ContextRFC AContext, HttpRequestInfo ARequestInfo, string AFile, CustomHttpServer server)
{
DateTime LFileDate = File.GetLastWriteTime(AFile);
DateTime LReqDate = Http.GmtToLocalDateTime(ARequestInfo.RawHeaders["If-Modified-Since"]);
if (LReqDate.Ticks > 0
&&LReqDate.Subtract(new TimeSpan(LFileDate.Ticks)).Ticks < 20000)
{
ResponseNo = 304;
return 0;
}
else
{
return ServeFile(AContext, AFile, server);
}
}
private void ProcessRequest(HttpRequestInfo request, HttpResponseInfo response)
{
//lock (_syncRoot)
//{
HttpClient client = new HttpClient();
try
{
client.Host = request.Host;
client.Port = 80;
client.Connect();
try
{
client.Request.Accept = request.Accept;
client.Request.AcceptCharset = request.AcceptCharSet;
client.Request.AcceptEncoding = request.AcceptEncoding;
client.Request.AcceptLanguage = request.AcceptLanguage;
// client.Request.Authorization = request.Authentication;
client.Request.BasicAuthentication = request.BasicAuthentication;
client.Request.CacheControl = request.CacheControl;
client.Request.Connection = request.Connection;
client.Request.ContentEncoding = request.ContentEncoding;
client.Request.ContentLanguage = request.ContentLanguage;
client.Request.ContentLength = request.ContentLength;
//client.Request.ContentRangeEnd = request.ContentRangeEnd;
//client.Request.ContentRangeStart = request.ContentRangeStart;
client.Request.ContentType = request.ContentType;
//client.Request.ContentVersion = request.ContentVersion;
//client.Request.CustomHeaders = request.CustomHeaders;
client.Request.Date = request.Date;
client.Request.Expires = request.Expires;
client.Request.From = request.From;
client.Request.Host = request.Host;
client.Request.LastModified = request.LastModified;
client.Request.Method = HttpCommandEnum.Get;
client.Request.Password = request.Password;
client.Request.Pragma = request.Pragma;
client.Request.ProxyConnection = request.ProxyConnection;
//client.Request.RawHeaders.Clear();
//foreach (string header in request.RawHeaders)
//{
// client.Request.RawHeaders.Add(header);
//}
client.Request.Referer = request.Referer;
client.Request.UserAgent = request.UserAgent;
client.Request.UserName = request.UserName;
MemoryStream mem = new MemoryStream();
client.Get(request.RequestURI, mem);
response.CacheControl = client.Response.CacheControl;
response.Connection = client.Response.Connection;
response.ContentEncoding = client.Response.ContentEncoding;
response.ContentLanguage = client.Response.ContentLanguage;
response.ContentLength = client.Response.ContentLength;
//response.ContentRangeEnd = client.Response.ContentRangeEnd;
//response.ContentRangeStart = client.Response.ContentRangeEnd;
response.ContentStream = client.Response.ContentStream;
response.ContentType = client.Response.ContentType;
//response.ContentVersion = client.Response.ContentVersion;
//response.CustomHeaders = client.Response.CustomHeaders;
response.Date = client.Response.Date;
response.Expires = client.Response.Expires;
response.LastModified = client.Response.LastModified;
response.Location = client.Response.Location;
response.Pragma = client.Response.Pragma;
request.RawHeaders.Clear();
foreach (string header in client.Response.RawHeaders)
{
request.RawHeaders.Add(header);
}
response.ResponseNo = client.Response.ResponseCode;
response.ResponseText = client.Response.ResponseText;
response.Server = client.Response.Server;
response.WWWAuthenticate = client.Response.WWWAuthenticate;
}
finally { client.Disconnect(); }
}
catch (Exception ex)
{
response.ResponseNo = 500;
response.ContentText = string.Format("Exception: {0}", ex.Message);
}
//}
}
protected virtual void DoInvalidSession(ContextRFC AContext, HttpRequestInfo ARequestInfo, HttpResponseInfo AResponseInfo, string AInvalidSessionId, out bool OContinueProcessing)
{
OContinueProcessing = false;
}
protected abstract void DoCommand(ContextRFC context, HttpRequestInfo request, HttpResponseInfo response, ref bool handled);
protected abstract void DoRequestNotHandled(ContextRFC AContext, HttpRequestInfo ARequestInfo, HttpResponseInfo AResponseInfo);
protected override void DoExecute(object sender, ContextRunEventArgs <int, ReplyRFC, ContextRFC> eventArgs)
{
HttpRequestInfo LRequestInfo;
HttpResponseInfo LResponseInfo;
bool ContinueProcessing = true;
string S = "";
string sCmd = "";
string sVersion = "";
string sRequestURI = "";
URI LURI;
bool LCloseConnection = !KeepAlive;
string LRawHttpCommand = "";
try
{
try
{
do
{
LRawHttpCommand = eventArgs.Context.TcpConnection.Socket.ReadLn();
string[] commandParts = LRawHttpCommand.Split(new string[] { " " }, StringSplitOptions.RemoveEmptyEntries);
switch (commandParts.Length)
{
case 2:
sCmd = commandParts[0].ToUpper();
sRequestURI = "/";
sVersion = commandParts[1];
break;
case 3:
sCmd = commandParts[0].ToUpper();
sRequestURI = commandParts[1];
sVersion = commandParts[2];
break;
default:
throw new HTTPErrorParsingCommandException(ResourceStrings.ErrorParsingCommand);
}
// TODO: Check for 1.0 only at this point
using (LRequestInfo = new HttpRequestInfo(LRawHttpCommand, eventArgs.Context.TcpConnection.Socket.EndPoint, sCmd, eventArgs.Context))
{
LRequestInfo.RawHttpCommand = LRawHttpCommand;
LRequestInfo.RawHeaders.Clear();
eventArgs.Context.TcpConnection.Socket.MaxCapturedLines = MaximumHeaderLineCount;
eventArgs.Context.TcpConnection.Socket.Capture(LRequestInfo.RawHeaders, String.Empty);
LRequestInfo.ProcessHeaders();
// TODO: This is the area that needs fixed. Ive hacked it for now
// Get data can exists with POSTs, but can POST data exist with GETs?
// If only the first, the solution is easy. If both - need more
// investigation.
LRequestInfo.PostStream = null;
Stream TempStream = LRequestInfo.__PostStream;
CreatePostStream(eventArgs.Context, out TempStream);
LRequestInfo.__PostStream = TempStream;
if (LRequestInfo.PostStream == null)
{
LRequestInfo.__PostStream = new MemoryStream();
}
if (LRequestInfo.ContentLength > 0)
{
eventArgs.Context.TcpConnection.Socket.ReadStream(LRequestInfo.PostStream, LRequestInfo.ContentLength);
}
else
{
if (sCmd == "POST")
{
if (!LRequestInfo.HasContentLength)
{
eventArgs.Context.TcpConnection.Socket.ReadStream(LRequestInfo.PostStream, -1, true);
}
}
}
LRequestInfo.__Command = sCmd;
LRequestInfo.PostStream.Position = 0;
LRequestInfo.__FormParams = new StreamReader(LRequestInfo.PostStream).ReadToEnd();
LRequestInfo.__UnparsedParams = LRequestInfo.FormParams;
LRequestInfo.__QueryParams = sRequestURI.IndexOf("?") >= 0 ?
sRequestURI.Substring(sRequestURI.IndexOf("?") + 1) : string.Empty;
// LRequestInfo.__RemoteIP = ((new IPEndPoint(. eventArgs.Context.TcpConnection.Socket.EndPoint).Address;
// LRequestInfo.__RemotePort = ((IPEndPoint)eventArgs.Context.TcpConnection.Socket.EndPoint).Port;
if (LRequestInfo.QueryParams.Length > 0)
{
if (LRequestInfo.UnparsedParams.Length == 0)
{
LRequestInfo.__UnparsedParams = LRequestInfo.QueryParams;
}
else
{
LRequestInfo.__UnparsedParams += "&" + LRequestInfo.QueryParams;
}
}
if (ParseParams)
{
if (LRequestInfo.ContentType.ToLower() == "application/x-www-form-urlencoded")
{
LRequestInfo.DecodeAndSetParams(LRequestInfo.UnparsedParams);
}
else
{
LRequestInfo.DecodeAndSetParams(LRequestInfo.QueryParams);
}
}
ReadCookiesFromRequestHeader(LRequestInfo);
LRequestInfo.__Version = sVersion;
LRequestInfo.RequestURI = sRequestURI;
if (sRequestURI == "*")
{
LRequestInfo.__Document = "*";
}
else
{
LURI = new URI(sRequestURI);
LRequestInfo.__Document = URI.URLDecode(LURI.Document);
if (LURI.Host.Length > 0 &&
LRequestInfo.Host.Length == 0)
{
LRequestInfo.__Host = LURI.Host;
}
}
S = LRequestInfo.RawHeaders.Values("Authorization");
LRequestInfo.__AuthExists = S.Length > 0;
if (LRequestInfo.AuthExists)
{
string AuthMethod = Global.Fetch(ref S, " ");
if (AuthenticationRegistry.FindAuthenticationMethod(AuthMethod) != null)
{
using (AuthenticationBase ab = AuthenticationRegistry.GetAuthenticationMethodHandler(AuthMethod))
{
ab.DecodeAuthParams(S);
LRequestInfo.__AuthUserName = ab.UserName;
LRequestInfo.__AuthPassword = ab.Password;
}
}
else
{
throw new HTTPUnsupportedAuthorisationSchemeException(ResourceStrings.UnsupportedAuthorizationScheme);
}
}
using (LResponseInfo = new HttpResponseInfo(eventArgs.Context.TcpConnection))
{
try
{
LResponseInfo.CloseConnection = !(_KeepAlive && LRequestInfo.Connection.Equals("Keep-alive", StringComparison.InvariantCultureIgnoreCase));
GetSessionFromCookie(eventArgs.Context, LRequestInfo, LResponseInfo, out ContinueProcessing);
if (ServerSoftware.Trim().Length > 0)
{
LResponseInfo.ServerSoftware = ServerSoftware;
}
try
{
if (ContinueProcessing)
{
HandleCommand(eventArgs.Context, LRequestInfo, LResponseInfo);
}
}
catch (SocketException)
{
throw;
}
catch (Exception E)
{
LResponseInfo.ResponseNo = 500;
LResponseInfo.ContentText = E.Message;
LResponseInfo.ContentType = "text/plain";
}
if (!LResponseInfo.HeaderHasBeenWritten)
{
LResponseInfo.WriteHeader();
}
if (LResponseInfo.ContentText.Length > 0 ||
LResponseInfo.ContentStream != null)
{
LResponseInfo.WriteContent();
}
}
finally
{
LCloseConnection = LResponseInfo.CloseConnection;
}
}
}
}while (!LCloseConnection);
}
catch (SocketException E)
{
if (E.ErrorCode != 10054) // WSAECONNRESET
{
throw;
}
}
catch (ClosedSocketException)
{
eventArgs.Context.TcpConnection.Disconnect();
}
catch (Exception)
{
throw;
}
}
finally
{
eventArgs.Context.TcpConnection.Disconnect(false);
}
eventArgs.ReturnValue = false;
}