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These files are part of the GridUserService write-up.
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Diva Canto
278
OpenSim/Server/Handlers/GridUser/GridUserServerPostHandler.cs
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278
OpenSim/Server/Handlers/GridUser/GridUserServerPostHandler.cs
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/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSimulator Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using Nini.Config;
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using log4net;
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using System;
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using System.Reflection;
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using System.IO;
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using System.Net;
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using System.Text;
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using System.Text.RegularExpressions;
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using System.Xml;
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using System.Xml.Serialization;
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using System.Collections.Generic;
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using OpenSim.Server.Base;
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using OpenSim.Services.Interfaces;
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using OpenSim.Framework;
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using OpenSim.Framework.Servers.HttpServer;
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using OpenMetaverse;
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namespace OpenSim.Server.Handlers.GridUser
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{
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public class GridUserServerPostHandler : BaseStreamHandler
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{
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private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
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private IGridUserService m_GridUserService;
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public GridUserServerPostHandler(IGridUserService service) :
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base("POST", "/griduser")
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{
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m_GridUserService = service;
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}
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public override byte[] Handle(string path, Stream requestData,
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OSHttpRequest httpRequest, OSHttpResponse httpResponse)
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{
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StreamReader sr = new StreamReader(requestData);
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string body = sr.ReadToEnd();
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sr.Close();
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body = body.Trim();
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//m_log.DebugFormat("[XXX]: query String: {0}", body);
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string method = string.Empty;
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try
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{
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Dictionary<string, object> request =
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ServerUtils.ParseQueryString(body);
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if (!request.ContainsKey("METHOD"))
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return FailureResult();
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method = request["METHOD"].ToString();
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switch (method)
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{
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case "loggedin":
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return LoggedIn(request);
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case "loggedout":
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return LoggedOut(request);
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case "sethome":
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return SetHome(request);
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case "setposition":
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return SetPosition(request);
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case "getgriduserinfo":
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return GetGridUserInfo(request);
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}
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m_log.DebugFormat("[GRID USER HANDLER]: unknown method request: {0}", method);
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}
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catch (Exception e)
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{
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m_log.DebugFormat("[GRID USER HANDLER]: Exception in method {0}: {1}", method, e);
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}
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return FailureResult();
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}
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byte[] LoggedIn(Dictionary<string, object> request)
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{
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string user = String.Empty;
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if (!request.ContainsKey("UserID"))
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return FailureResult();
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user = request["UserID"].ToString();
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GridUserInfo guinfo = m_GridUserService.LoggedIn(user);
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Dictionary<string, object> result = new Dictionary<string, object>();
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result["result"] = guinfo.ToKeyValuePairs();
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string xmlString = ServerUtils.BuildXmlResponse(result);
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//m_log.DebugFormat("[GRID USER HANDLER]: resp string: {0}", xmlString);
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UTF8Encoding encoding = new UTF8Encoding();
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return encoding.GetBytes(xmlString);
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}
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byte[] LoggedOut(Dictionary<string, object> request)
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{
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string userID = string.Empty;
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UUID regionID = UUID.Zero;
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Vector3 position = Vector3.Zero;
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Vector3 lookat = Vector3.Zero;
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if (!UnpackArgs(request, out userID, out regionID, out position, out lookat))
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return FailureResult();
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if (m_GridUserService.LoggedOut(userID, regionID, position, lookat))
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return SuccessResult();
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return FailureResult();
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}
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byte[] SetHome(Dictionary<string, object> request)
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{
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string user = string.Empty;
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UUID region = UUID.Zero;
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Vector3 position = new Vector3(128, 128, 70);
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Vector3 look = Vector3.Zero;
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if (!UnpackArgs(request, out user, out region, out position, out look))
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return FailureResult();
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if (m_GridUserService.SetHome(user, region, position, look))
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return SuccessResult();
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return FailureResult();
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}
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byte[] SetPosition(Dictionary<string, object> request)
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{
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string user = string.Empty;
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UUID region = UUID.Zero;
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Vector3 position = new Vector3(128, 128, 70);
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Vector3 look = Vector3.Zero;
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if (!request.ContainsKey("UserID") || !request.ContainsKey("RegionID"))
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return FailureResult();
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if (!UnpackArgs(request, out user, out region, out position, out look))
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return FailureResult();
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if (m_GridUserService.SetLastPosition(user, region, position, look))
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return SuccessResult();
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return FailureResult();
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}
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byte[] GetGridUserInfo(Dictionary<string, object> request)
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{
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string user = String.Empty;
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if (!request.ContainsKey("UserID"))
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return FailureResult();
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user = request["UserID"].ToString();
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GridUserInfo guinfo = m_GridUserService.GetGridUserInfo(user);
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Dictionary<string, object> result = new Dictionary<string, object>();
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result["result"] = guinfo.ToKeyValuePairs();
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string xmlString = ServerUtils.BuildXmlResponse(result);
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//m_log.DebugFormat("[GRID USER HANDLER]: resp string: {0}", xmlString);
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UTF8Encoding encoding = new UTF8Encoding();
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return encoding.GetBytes(xmlString);
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}
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private bool UnpackArgs(Dictionary<string, object> request, out string user, out UUID region, out Vector3 position, out Vector3 lookAt)
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{
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user = string.Empty;
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region = UUID.Zero;
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position = new Vector3(128, 128, 70);
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lookAt = Vector3.Zero;
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if (!request.ContainsKey("UserID") || !request.ContainsKey("RegionID"))
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return false;
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user = request["UserID"].ToString();
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if (!UUID.TryParse(request["RegionID"].ToString(), out region))
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return false;
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if (request.ContainsKey("Position"))
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Vector3.TryParse(request["Position"].ToString(), out position);
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if (request.ContainsKey("LookAt"))
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Vector3.TryParse(request["LookAt"].ToString(), out lookAt);
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return true;
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}
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private byte[] SuccessResult()
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{
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XmlDocument doc = new XmlDocument();
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XmlNode xmlnode = doc.CreateNode(XmlNodeType.XmlDeclaration,
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"", "");
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doc.AppendChild(xmlnode);
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XmlElement rootElement = doc.CreateElement("", "ServerResponse",
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"");
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doc.AppendChild(rootElement);
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XmlElement result = doc.CreateElement("", "result", "");
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result.AppendChild(doc.CreateTextNode("Success"));
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rootElement.AppendChild(result);
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return DocToBytes(doc);
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}
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private byte[] FailureResult()
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{
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XmlDocument doc = new XmlDocument();
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XmlNode xmlnode = doc.CreateNode(XmlNodeType.XmlDeclaration,
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"", "");
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doc.AppendChild(xmlnode);
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XmlElement rootElement = doc.CreateElement("", "ServerResponse",
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"");
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doc.AppendChild(rootElement);
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XmlElement result = doc.CreateElement("", "result", "");
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result.AppendChild(doc.CreateTextNode("Failure"));
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rootElement.AppendChild(result);
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return DocToBytes(doc);
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}
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private byte[] DocToBytes(XmlDocument doc)
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{
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MemoryStream ms = new MemoryStream();
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XmlTextWriter xw = new XmlTextWriter(ms, null);
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xw.Formatting = Formatting.Indented;
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doc.WriteTo(xw);
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xw.Flush();
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return ms.ToArray();
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}
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}
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}
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