opensim/OpenGridServices.UserServer/UserHttp.cs

/*
Copyright (c) OpenGrid project, http://osgrid.org/


* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*     * Redistributions of source code must retain the above copyright
*       notice, this list of conditions and the following disclaimer.
*     * Redistributions in binary form must reproduce the above copyright
*       notice, this list of conditions and the following disclaimer in the
*       documentation and/or other materials provided with the distribution.
*     * Neither the name of the <organization> nor the
*       names of its contributors may be used to endorse or promote products
*       derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY <copyright holder> ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL <copyright holder> BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

using System;
using System.Text;
using Nwc.XmlRpc;
using System.Threading;
using System.Text.RegularExpressions;
using System.Net;
using System.IO;
using System.Collections;
using System.Collections.Generic;
using libsecondlife;
using OpenSim.Framework.User;
using OpenSim.Framework.Sims;
using OpenSim.Framework.Inventory;
using OpenSim.Framework.Console;

namespace OpenGridServices.UserServer
{
    public class UserHTTPServer
    {
        public Thread HTTPD;
        public HttpListener Listener;

        public UserHTTPServer()
        {
            MainConsole.Instance.WriteLine("Starting up HTTP Server");
            HTTPD = new Thread(new ThreadStart(StartHTTP));
            HTTPD.Start();
        }

        public void StartHTTP()
        {
            MainConsole.Instance.WriteLine("UserHttp.cs:StartHTTP() - Spawned main thread OK");
            Listener = new HttpListener();

            Listener.Prefixes.Add("http://+:8002/userserver/");
            Listener.Prefixes.Add("http://+:8002/usersessions/");
            Listener.Start();

            HttpListenerContext context;
            while (true)
            {
                context = Listener.GetContext();
                ThreadPool.QueueUserWorkItem(new WaitCallback(HandleRequest), context);
            }
        }

        static string ParseXMLRPC(string requestBody)
        {
            return OpenUser_Main.userserver._profilemanager.ParseXMLRPC(requestBody);
        }

        static string ParseREST(HttpListenerRequest www_req)
        {
            Console.WriteLine("INCOMING REST - " + www_req.RawUrl);

            char[] splitter = { '/' };
            string[] rest_params = www_req.RawUrl.Split(splitter);
            string req_type = rest_params[1];	// First part of the URL is the type of request - usersessions/userprofiles/inventory/blabla
            switch (req_type)
            {
                case "usersessions":
                    LLUUID sessionid = new LLUUID(rest_params[2]);	// get usersessions/sessionid
                    if (www_req.HttpMethod == "DELETE")
                    {
                        foreach (libsecondlife.LLUUID UUID in OpenUser_Main.userserver._profilemanager.UserProfiles.Keys)
                        {
                            if (OpenUser_Main.userserver._profilemanager.UserProfiles[UUID].CurrentSessionID == sessionid)
                            {
                                OpenUser_Main.userserver._profilemanager.UserProfiles[UUID].CurrentSessionID = null;
                                OpenUser_Main.userserver._profilemanager.UserProfiles[UUID].CurrentSecureSessionID = null;
                                OpenUser_Main.userserver._profilemanager.UserProfiles[UUID].Circuits.Clear();
                            }
                        }

                    }
                    return "OK";
            }

            return "";
        }


        static void HandleRequest(Object stateinfo)
        {
            HttpListenerContext context = (HttpListenerContext)stateinfo;

            HttpListenerRequest request = context.Request;
            HttpListenerResponse response = context.Response;

            response.KeepAlive = false;
            response.SendChunked = false;

            System.IO.Stream body = request.InputStream;
            System.Text.Encoding encoding = System.Text.Encoding.UTF8;
            System.IO.StreamReader reader = new System.IO.StreamReader(body, encoding);

            string requestBody = reader.ReadToEnd();
            body.Close();
            reader.Close();

            string responseString = "";
            switch (request.ContentType)
            {
                case "text/xml":
                    // must be XML-RPC, so pass to the XML-RPC parser

                    responseString = ParseXMLRPC(requestBody);
                    response.AddHeader("Content-type", "text/xml");
                    break;

                case "text/plaintext":
                    responseString = ParseREST(request);
                    response.AddHeader("Content-type", "text/plaintext");
                    break;
            }


            byte[] buffer = System.Text.Encoding.UTF8.GetBytes(responseString);
            System.IO.Stream output = response.OutputStream;
            response.SendChunked = false;
            response.ContentLength64 = buffer.Length;
            output.Write(buffer, 0, buffer.Length);
            output.Close();
        }
    }


}