opensim – Rev 1
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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* 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 OpenSimulator Project 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 THE DEVELOPERS ``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 THE CONTRIBUTORS 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.Collections;
using System.Collections.Generic;
using System.Net;
using System.Reflection;
using Nini.Config;
using OpenSim.Framework;
using OpenSim.Server.Base;
using OpenSim.Services.Interfaces;
using OpenSim.Framework.Servers.HttpServer;
using OpenSim.Server.Handlers.Base;
using GridRegion = OpenSim.Services.Interfaces.GridRegion;
using log4net;
using Nwc.XmlRpc;
using OpenMetaverse;
namespace OpenSim.Server.Handlers.Hypergrid
{
public class InstantMessageServerConnector : ServiceConnector
{
private static readonly ILog m_log =
LogManager.GetLogger(
MethodBase.GetCurrentMethod().DeclaringType);
private IInstantMessage m_IMService;
public InstantMessageServerConnector(IConfigSource config, IHttpServer server) :
this(config, server, (IInstantMessageSimConnector)null)
{
}
public InstantMessageServerConnector(IConfigSource config, IHttpServer server, string configName) :
this(config, server)
{
}
public InstantMessageServerConnector(IConfigSource config, IHttpServer server, IInstantMessageSimConnector simConnector) :
base(config, server, String.Empty)
{
IConfig gridConfig = config.Configs["HGInstantMessageService"];
if (gridConfig != null)
{
string serviceDll = gridConfig.GetString("LocalServiceModule", string.Empty);
Object[] args = new Object[] { config, simConnector };
m_IMService = ServerUtils.LoadPlugin<IInstantMessage>(serviceDll, args);
}
if (m_IMService == null)
throw new Exception("InstantMessage server connector cannot proceed because of missing service");
server.AddXmlRPCHandler("grid_instant_message", ProcessInstantMessage, false);
}
public IInstantMessage GetService()
{
return m_IMService;
}
protected virtual XmlRpcResponse ProcessInstantMessage(XmlRpcRequest request, IPEndPoint remoteClient)
{
bool successful = false;
try
{
// various rational defaults
UUID fromAgentID = UUID.Zero;
UUID toAgentID = UUID.Zero;
UUID imSessionID = UUID.Zero;
uint timestamp = 0;
string fromAgentName = "";
string message = "";
byte dialog = (byte)0;
bool fromGroup = false;
byte offline = (byte)0;
uint ParentEstateID = 0;
Vector3 Position = Vector3.Zero;
UUID RegionID = UUID.Zero;
byte[] binaryBucket = new byte[0];
float pos_x = 0;
float pos_y = 0;
float pos_z = 0;
//m_log.Info("Processing IM");
Hashtable requestData = (Hashtable)request.Params[0];
// Check if it's got all the data
if (requestData.ContainsKey("from_agent_id")
&& requestData.ContainsKey("to_agent_id") && requestData.ContainsKey("im_session_id")
&& requestData.ContainsKey("timestamp") && requestData.ContainsKey("from_agent_name")
&& requestData.ContainsKey("message") && requestData.ContainsKey("dialog")
&& requestData.ContainsKey("from_group")
&& requestData.ContainsKey("offline") && requestData.ContainsKey("parent_estate_id")
&& requestData.ContainsKey("position_x") && requestData.ContainsKey("position_y")
&& requestData.ContainsKey("position_z") && requestData.ContainsKey("region_id")
&& requestData.ContainsKey("binary_bucket"))
{
// Do the easy way of validating the UUIDs
UUID.TryParse((string)requestData["from_agent_id"], out fromAgentID);
UUID.TryParse((string)requestData["to_agent_id"], out toAgentID);
UUID.TryParse((string)requestData["im_session_id"], out imSessionID);
UUID.TryParse((string)requestData["region_id"], out RegionID);
try
{
timestamp = (uint)Convert.ToInt32((string)requestData["timestamp"]);
}
catch (ArgumentException)
{
}
catch (FormatException)
{
}
catch (OverflowException)
{
}
fromAgentName = (string)requestData["from_agent_name"];
message = (string)requestData["message"];
if (message == null)
message = string.Empty;
// Bytes don't transfer well over XMLRPC, so, we Base64 Encode them.
string requestData1 = (string)requestData["dialog"];
if (string.IsNullOrEmpty(requestData1))
{
dialog = 0;
}
else
{
byte[] dialogdata = Convert.FromBase64String(requestData1);
dialog = dialogdata[0];
}
if ((string)requestData["from_group"] == "TRUE")
fromGroup = true;
string requestData2 = (string)requestData["offline"];
if (String.IsNullOrEmpty(requestData2))
{
offline = 0;
}
else
{
byte[] offlinedata = Convert.FromBase64String(requestData2);
offline = offlinedata[0];
}
try
{
ParentEstateID = (uint)Convert.ToInt32((string)requestData["parent_estate_id"]);
}
catch (ArgumentException)
{
}
catch (FormatException)
{
}
catch (OverflowException)
{
}
float.TryParse((string)requestData["position_x"], out pos_x);
float.TryParse((string)requestData["position_y"], out pos_y);
float.TryParse((string)requestData["position_z"], out pos_z);
Position = new Vector3(pos_x, pos_y, pos_z);
string requestData3 = (string)requestData["binary_bucket"];
if (string.IsNullOrEmpty(requestData3))
{
binaryBucket = new byte[0];
}
else
{
binaryBucket = Convert.FromBase64String(requestData3);
}
// Create a New GridInstantMessageObject the the data
GridInstantMessage gim = new GridInstantMessage();
gim.fromAgentID = fromAgentID.Guid;
gim.fromAgentName = fromAgentName;
gim.fromGroup = fromGroup;
gim.imSessionID = imSessionID.Guid;
gim.RegionID = RegionID.Guid;
gim.timestamp = timestamp;
gim.toAgentID = toAgentID.Guid;
gim.message = message;
gim.dialog = dialog;
gim.offline = offline;
gim.ParentEstateID = ParentEstateID;
gim.Position = Position;
gim.binaryBucket = binaryBucket;
successful = m_IMService.IncomingInstantMessage(gim);
}
}
catch (Exception e)
{
m_log.Error("[INSTANT MESSAGE]: Caught unexpected exception:", e);
successful = false;
}
//Send response back to region calling if it was successful
// calling region uses this to know when to look up a user's location again.
XmlRpcResponse resp = new XmlRpcResponse();
Hashtable respdata = new Hashtable();
if (successful)
respdata["success"] = "TRUE";
else
respdata["success"] = "FALSE";
resp.Value = respdata;
return resp;
}
}
}