5 files changed, 231 insertions, 43 deletions

diff --git a/OpenSim/Region/OptionalModules/Example/WebSocketEchoTest/WebSocketEchoModule.cs b/OpenSim/Region/OptionalModules/Example/WebSocketEchoTest/WebSocketEchoModule.cs
new file mode 100644
index 0000000..112ba4e
--- /dev/null
+++ b/OpenSim/Region/OptionalModules/Example/WebSocketEchoTest/WebSocketEchoModule.cs
@@ -0,0 +1,174 @@
+/*
+ * 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.Generic;
+using System.Reflection;
+using OpenSim.Framework.Servers;
+using Mono.Addins;
+using log4net;
+using Nini.Config;
+using OpenSim.Region.Framework.Interfaces;
+using OpenSim.Region.Framework.Scenes;
+
+using OpenSim.Framework.Servers.HttpServer;
+
+
+namespace OpenSim.Region.OptionalModules.WebSocketEchoModule
+{
+    
+    [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "WebSocketEchoModule")]
+    public class WebSocketEchoModule : ISharedRegionModule
+    {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+        private bool enabled;
+        public string Name { get { return "WebSocketEchoModule"; } }
+
+        public Type ReplaceableInterface { get { return null; } }
+
+
+        private HashSet<WebSocketHttpServerHandler> _activeHandlers = new HashSet<WebSocketHttpServerHandler>();
+
+        public void Initialise(IConfigSource pConfig)
+        {
+            enabled =(pConfig.Configs["WebSocketEcho"] != null);
+            if (enabled)
+                m_log.DebugFormat("[WebSocketEchoModule]: INITIALIZED MODULE");
+        }
+
+        /// <summary>
+        /// This method sets up the callback to WebSocketHandlerCallback below when a HTTPRequest comes in for /echo
+        /// </summary>
+        public void PostInitialise()
+        {
+            if (enabled)
+                MainServer.Instance.AddWebSocketHandler("/echo", WebSocketHandlerCallback);
+        }
+
+        // This gets called by BaseHttpServer and gives us an opportunity to set things on the WebSocket handler before we turn it on
+        public void WebSocketHandlerCallback(string path, WebSocketHttpServerHandler handler)
+        {
+            SubscribeToEvents(handler);
+            handler.SetChunksize(8192);
+            handler.NoDelay_TCP_Nagle = true;
+            handler.HandshakeAndUpgrade();
+        }
+
+        //These are our normal events
+        public void SubscribeToEvents(WebSocketHttpServerHandler handler)
+        {
+            handler.OnClose += HandlerOnOnClose;
+            handler.OnText += HandlerOnOnText;
+            handler.OnUpgradeCompleted += HandlerOnOnUpgradeCompleted;
+            handler.OnData += HandlerOnOnData;
+            handler.OnPong += HandlerOnOnPong;
+        }
+
+        public void UnSubscribeToEvents(WebSocketHttpServerHandler handler)
+        {
+            handler.OnClose -= HandlerOnOnClose;
+            handler.OnText -= HandlerOnOnText;
+            handler.OnUpgradeCompleted -= HandlerOnOnUpgradeCompleted;
+            handler.OnData -= HandlerOnOnData;
+            handler.OnPong -= HandlerOnOnPong;
+        }
+
+        private void HandlerOnOnPong(object sender, PongEventArgs pongdata)
+        {
+            m_log.Info("[WebSocketEchoModule]: Got a pong..  ping time: " + pongdata.PingResponseMS);
+        }
+
+        private void HandlerOnOnData(object sender, WebsocketDataEventArgs data)
+        {
+            WebSocketHttpServerHandler obj = sender as WebSocketHttpServerHandler;
+            obj.SendData(data.Data);
+            m_log.Info("[WebSocketEchoModule]: We received a bunch of ugly non-printable bytes");
+            obj.SendPingCheck();
+        }
+
+        
+        private void HandlerOnOnUpgradeCompleted(object sender, UpgradeCompletedEventArgs completeddata)
+        {
+            WebSocketHttpServerHandler obj = sender as WebSocketHttpServerHandler;
+            _activeHandlers.Add(obj);
+        }
+
+        private void HandlerOnOnText(object sender, WebsocketTextEventArgs text)
+        {
+            WebSocketHttpServerHandler obj = sender as WebSocketHttpServerHandler;
+            obj.SendMessage(text.Data);
+            m_log.Info("[WebSocketEchoModule]: We received this: " + text.Data);
+        }
+
+        // Remove the references to our handler
+        private void HandlerOnOnClose(object sender, CloseEventArgs closedata)
+        {
+            WebSocketHttpServerHandler obj = sender as WebSocketHttpServerHandler;
+            UnSubscribeToEvents(obj);
+
+            lock (_activeHandlers)
+                _activeHandlers.Remove(obj);
+            obj.Dispose();
+        }
+
+        // Shutting down..  so shut down all sockets.   
+        // Note..    this should be done outside of an ienumerable if you're also hook to the close event.
+        public void Close()
+        {
+            if (!enabled)
+                return;
+        
+            // We convert this to a for loop so we're not in in an IEnumerable when the close 
+            //call triggers an event which then removes item from _activeHandlers that we're enumerating
+            WebSocketHttpServerHandler[] items = new WebSocketHttpServerHandler[_activeHandlers.Count];
+            _activeHandlers.CopyTo(items);
+
+            for (int i = 0; i < items.Length; i++)
+            {
+                items[i].Close(string.Empty);
+                items[i].Dispose();
+            }
+            _activeHandlers.Clear();
+            MainServer.Instance.RemoveWebSocketHandler("/echo");
+        }
+
+        public void AddRegion(Scene scene)
+        {
+            m_log.DebugFormat("[WebSocketEchoModule]: REGION {0} ADDED", scene.RegionInfo.RegionName);
+        }
+
+        public void RemoveRegion(Scene scene)
+        {
+            m_log.DebugFormat("[WebSocketEchoModule]: REGION {0} REMOVED", scene.RegionInfo.RegionName);
+        }
+
+        public void RegionLoaded(Scene scene)
+        {
+            m_log.DebugFormat("[WebSocketEchoModule]: REGION {0} LOADED", scene.RegionInfo.RegionName);
+        }
+    }
+}
\ No newline at end of file
diff --git a/OpenSim/Region/OptionalModules/PhysicsParameters/PhysicsParameters.cs b/OpenSim/Region/OptionalModules/PhysicsParameters/PhysicsParameters.cs
index 40f7fbc..3083a33 100755
--- a/OpenSim/Region/OptionalModules/PhysicsParameters/PhysicsParameters.cs
+++ b/OpenSim/Region/OptionalModules/PhysicsParameters/PhysicsParameters.cs
@@ -146,7 +146,7 @@ namespace OpenSim.Region.OptionalModules.PhysicsParameters
                 {
                     foreach (PhysParameterEntry ppe in physScene.GetParameterList())
                     {
-                        float val = 0.0f;
+                        string val = string.Empty;
                         if (physScene.GetPhysicsParameter(ppe.name, out val))
                         {
                             WriteOut("  {0}/{1} = {2}", scene.RegionInfo.RegionName, ppe.name, val);
@@ -159,7 +159,7 @@ namespace OpenSim.Region.OptionalModules.PhysicsParameters
                 }
                 else
                 {
-                    float val = 0.0f;
+                    string val = string.Empty;
                     if (physScene.GetPhysicsParameter(parm, out val))
                     {
                         WriteOut("  {0}/{1} = {2}", scene.RegionInfo.RegionName, parm, val);
@@ -185,21 +185,12 @@ namespace OpenSim.Region.OptionalModules.PhysicsParameters
                 return;
             }
             string parm = "xxx";
-            float val = 0f;
+            string valparm = String.Empty;
             uint localID = (uint)PhysParameterEntry.APPLY_TO_NONE;  // set default value
             try
             {
                 parm = cmdparms[2];
-                string valparm = cmdparms[3].ToLower();
-                if (valparm == "true")
-                    val = PhysParameterEntry.NUMERIC_TRUE;
-                else
-                {
-                    if (valparm == "false")
-                        val = PhysParameterEntry.NUMERIC_FALSE;
-                    else
-                        val = float.Parse(valparm, Culture.NumberFormatInfo);
-                }
+                valparm = cmdparms[3].ToLower();
                 if (cmdparms.Length > 4)
                 {
                     if (cmdparms[4].ToLower() == "all")
@@ -224,7 +215,7 @@ namespace OpenSim.Region.OptionalModules.PhysicsParameters
             IPhysicsParameters physScene = scene.PhysicsScene as IPhysicsParameters;
             if (physScene != null)
             {
-                if (!physScene.SetPhysicsParameter(parm, val, localID))
+                if (!physScene.SetPhysicsParameter(parm, valparm, localID))
                 {
                     WriteError("Failed set of parameter '{0}' for region '{1}'", parm, scene.RegionInfo.RegionName);
                 }
diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSParam.cs b/OpenSim/Region/Physics/BulletSPlugin/BSParam.cs
index 965c382..601c78c 100755
--- a/OpenSim/Region/Physics/BulletSPlugin/BSParam.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BSParam.cs
@@ -641,24 +641,6 @@ public static class BSParam
         return (b == ConfigurationParameters.numericTrue ? true : false);
     }
 
-    private static void ResetBroadphasePoolTainted(BSScene pPhysScene, float v)
-    {
-        BSScene physScene = pPhysScene;
-        physScene.TaintedObject("BSParam.ResetBroadphasePoolTainted", delegate()
-        {
-            physScene.PE.ResetBroadphasePool(physScene.World);
-        });
-    }
-
-    private static void ResetConstraintSolverTainted(BSScene pPhysScene, float v)
-    {
-        BSScene physScene = pPhysScene;
-        physScene.TaintedObject("BSParam.ResetConstraintSolver", delegate()
-        {
-            physScene.PE.ResetConstraintSolver(physScene.World);
-        });
-    }
-
     // Search through the parameter definitions and return the matching
     //    ParameterDefn structure.
     // Case does not matter as names are compared after converting to lower case.
@@ -722,6 +704,22 @@ public static class BSParam
         }
     }
 
+    private static void ResetBroadphasePoolTainted(BSScene pPhysScene, float v)
+    {
+        BSScene physScene = pPhysScene;
+        physScene.TaintedObject("BSParam.ResetBroadphasePoolTainted", delegate()
+        {
+            physScene.PE.ResetBroadphasePool(physScene.World);
+        });
+    }
 
+    private static void ResetConstraintSolverTainted(BSScene pPhysScene, float v)
+    {
+        BSScene physScene = pPhysScene;
+        physScene.TaintedObject("BSParam.ResetConstraintSolver", delegate()
+        {
+            physScene.PE.ResetConstraintSolver(physScene.World);
+        });
+    }
 }
 }
diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSScene.cs b/OpenSim/Region/Physics/BulletSPlugin/BSScene.cs
index 6cd72f2..f8a0c1e 100644
--- a/OpenSim/Region/Physics/BulletSPlugin/BSScene.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BSScene.cs
@@ -876,14 +876,39 @@ public sealed class BSScene : PhysicsScene, IPhysicsParameters
     //   will use the next time since it's pinned and shared memory.
     // Some of the values require calling into the physics engine to get the new
     //   value activated ('terrainFriction' for instance).
-    public bool SetPhysicsParameter(string parm, float val, uint localID)
+    public bool SetPhysicsParameter(string parm, string val, uint localID)
     {
         bool ret = false;
+
+        float valf = 0f;
+        if (val.ToLower() == "true")
+        {
+            valf = PhysParameterEntry.NUMERIC_TRUE;
+        }
+        else
+        {
+            if (val.ToLower() == "false")
+            {
+                valf = PhysParameterEntry.NUMERIC_FALSE;
+            }
+            else
+            {
+                try
+                {
+                    valf = float.Parse(val);
+                }
+                catch
+                {
+                    valf = 0f;
+                }
+            }
+        }
+
         BSParam.ParameterDefn theParam;
         if (BSParam.TryGetParameter(parm, out theParam))
         {
             // Set the value in the C# code
-            theParam.setter(this, parm, localID, val);
+            theParam.setter(this, parm, localID, valf);
 
             // Optionally set the parameter in the unmanaged code
             if (theParam.onObject != null)
@@ -898,16 +923,16 @@ public sealed class BSScene : PhysicsScene, IPhysicsParameters
                     case PhysParameterEntry.APPLY_TO_NONE:
                         // This will cause a call into the physical world if some operation is specified (SetOnObject).
                         objectIDs.Add(TERRAIN_ID);
-                        TaintedUpdateParameter(parm, objectIDs, val);
+                        TaintedUpdateParameter(parm, objectIDs, valf);
                         break;
                     case PhysParameterEntry.APPLY_TO_ALL:
                         lock (PhysObjects) objectIDs = new List<uint>(PhysObjects.Keys);
-                        TaintedUpdateParameter(parm, objectIDs, val);
+                        TaintedUpdateParameter(parm, objectIDs, valf);
                         break;
                     default:
                         // setting only one localID
                         objectIDs.Add(localID);
-                        TaintedUpdateParameter(parm, objectIDs, val);
+                        TaintedUpdateParameter(parm, objectIDs, valf);
                         break;
                 }
             }
@@ -942,14 +967,14 @@ public sealed class BSScene : PhysicsScene, IPhysicsParameters
 
     // Get parameter.
     // Return 'false' if not able to get the parameter.
-    public bool GetPhysicsParameter(string parm, out float value)
+    public bool GetPhysicsParameter(string parm, out string value)
     {
-        float val = 0f;
+        string val = String.Empty;
         bool ret = false;
         BSParam.ParameterDefn theParam;
         if (BSParam.TryGetParameter(parm, out theParam))
         {
-            val = theParam.getter(this);
+            val = theParam.getter(this).ToString();
             ret = true;
         }
         value = val;
diff --git a/OpenSim/Region/Physics/Manager/IPhysicsParameters.cs b/OpenSim/Region/Physics/Manager/IPhysicsParameters.cs
index b8676ba..31a397c 100755
--- a/OpenSim/Region/Physics/Manager/IPhysicsParameters.cs
+++ b/OpenSim/Region/Physics/Manager/IPhysicsParameters.cs
@@ -60,14 +60,14 @@ namespace OpenSim.Region.Physics.Manager
 
         // Set parameter on a specific or all instances.
         // Return 'false' if not able to set the parameter.
-        bool SetPhysicsParameter(string parm, float value, uint localID);
+        bool SetPhysicsParameter(string parm, string value, uint localID);
 
         // Get parameter.
         // Return 'false' if not able to get the parameter.
-        bool GetPhysicsParameter(string parm, out float value);
+        bool GetPhysicsParameter(string parm, out string value);
 
         // Get parameter from a particular object
         // TODO:
-        // bool GetPhysicsParameter(string parm, out float value, uint localID);
+        // bool GetPhysicsParameter(string parm, out string value, uint localID);
     }
 }