* refactor: Move module handling code up into SceneBase from Scene, reducing the large number of different things that Scene does

2 files changed, 182 insertions, 181 deletions

diff --git a/OpenSim/Region/Environment/Scenes/Scene.cs b/OpenSim/Region/Environment/Scenes/Scene.cs
index 8d3792c..f798a0e 100644
--- a/OpenSim/Region/Environment/Scenes/Scene.cs
+++ b/OpenSim/Region/Environment/Scenes/Scene.cs
@@ -113,25 +113,6 @@ namespace OpenSim.Region.Environment.Scenes
             get { return m_sceneGridService; }
         }
 
-        /// <value>
-        /// All the region modules attached to this scene.
-        /// </value>
-        public Dictionary<string, IRegionModule> Modules
-        {
-            get { return m_modules; }
-        }
-        protected Dictionary<string, IRegionModule> m_modules = new Dictionary<string, IRegionModule>();
-
-        /// <value>
-        /// The module interfaces available from this scene.
-        /// </value>
-        protected Dictionary<Type, List<object> > ModuleInterfaces = new Dictionary<Type, List<object> >();
-
-        protected Dictionary<string, object> ModuleAPIMethods = new Dictionary<string, object>();
-        protected Dictionary<string, ICommander> m_moduleCommanders = new Dictionary<string, ICommander>();
-
-        //API module interfaces
-
         public IXfer XferManager;
 
         protected IXMLRPC m_xmlrpcModule;
@@ -281,11 +262,6 @@ namespace OpenSim.Region.Environment.Scenes
 
         public int objectCapacity = 45000;
 
-        /// <value>
-        /// Registered classes that are capable of creating entities.
-        /// </value>
-        protected Dictionary<PCode, IEntityCreator> m_entityCreators = new Dictionary<PCode, IEntityCreator>();
-
         #endregion
 
         #region Constructors
@@ -737,16 +713,6 @@ namespace OpenSim.Region.Environment.Scenes
             // De-register with region communications (events cleanup)
             UnRegisterRegionWithComms();
 
-            // Shut down all non shared modules.
-            foreach (IRegionModule module in Modules.Values)
-            {
-                if (!module.IsSharedModule)
-                {
-                    module.Close();
-                }
-            }
-            Modules.Clear();
-
             // call the base class Close method.
             base.Close();
         }
@@ -1838,6 +1804,7 @@ namespace OpenSim.Region.Environment.Scenes
         /// <summary>
         /// Add an object into the scene that has come from storage
         /// </summary>
+        /// 
         /// <param name="sceneObject"></param>
         /// <param name="attachToBackup">
         /// If true, changes to the object will be reflected in its persisted data
@@ -3158,128 +3125,8 @@ namespace OpenSim.Region.Environment.Scenes
 
         #endregion
 
-        #region Module Methods
-
-        /// <summary>
-        /// Add a module to this scene.
-        /// </summary>
-        /// <param name="name"></param>
-        /// <param name="module"></param>
-        public void AddModule(string name, IRegionModule module)
-        {
-            if (!Modules.ContainsKey(name))
-            {
-                Modules.Add(name, module);
-            }
-        }
-
-        public void RegisterModuleCommander(string name, ICommander commander)
-        {
-            lock (m_moduleCommanders)
-            {
-                m_moduleCommanders.Add(name, commander);
-            }
-        }
-
-        public ICommander GetCommander(string name)
-        {
-            lock (m_moduleCommanders)
-            {
-                return m_moduleCommanders[name];
-            }
-        }
-
-        public Dictionary<string, ICommander> GetCommanders()
-        {
-            return m_moduleCommanders;
-        }
-
-        /// <summary>
-        /// Register an interface to a region module.  This allows module methods to be called directly as
-        /// well as via events.  If there is already a module registered for this interface, it is not replaced
-        /// (is this the best behaviour?)
-        /// </summary>
-        /// <param name="mod"></param>
-        public void RegisterModuleInterface<M>(M mod)
-        {
-            if (!ModuleInterfaces.ContainsKey(typeof(M)))
-            {
-                List<Object> l = new List<Object>();
-                l.Add(mod);
-                ModuleInterfaces.Add(typeof(M), l);
-
-                if (mod is IEntityCreator)
-                {
-                    IEntityCreator entityCreator = (IEntityCreator)mod;
-                    foreach (PCode pcode in entityCreator.CreationCapabilities)
-                    {
-                        m_entityCreators[pcode] = entityCreator;
-                    }
-                }
-            }
-        }
-
-        public void StackModuleInterface<M>(M mod)
-        {
-            List<Object> l;
-            if (ModuleInterfaces.ContainsKey(typeof(M)))
-                l = ModuleInterfaces[typeof(M)];
-            else
-                l = new List<Object>();
-
-            if (l.Contains(mod))
-                return;
-
-            l.Add(mod);
-
-            if (mod is IEntityCreator)
-            {
-                IEntityCreator entityCreator = (IEntityCreator)mod;
-                foreach (PCode pcode in entityCreator.CreationCapabilities)
-                {
-                    m_entityCreators[pcode] = entityCreator;
-                }
-            }
-
-            ModuleInterfaces[typeof(M)] = l;
-        }
-
-        /// <summary>
-        /// For the given interface, retrieve the region module which implements it.
-        /// </summary>
-        /// <returns>null if there is no registered module implementing that interface</returns>
-        public override T RequestModuleInterface<T>()
-        {
-            if (ModuleInterfaces.ContainsKey(typeof(T)))
-            {
-                return (T)ModuleInterfaces[typeof(T)][0];
-            }
-            else
-            {
-                return default(T);
-            }
-        }
-
-        /// <summary>
-        /// For the given interface, retrieve an array of region modules that implement it.
-        /// </summary>
-        /// <returns>an empty array if there are no registered modules implementing that interface</returns>
-        public override T[] RequestModuleInterfaces<T>()
-        {
-            if (ModuleInterfaces.ContainsKey(typeof(T)))
-            {
-                List<T> ret = new List<T>();
-
-                foreach (Object o in ModuleInterfaces[typeof(T)])
-                    ret.Add((T)o);
-                return ret.ToArray();
-            }
-            else
-            {
-                return new T[] { default(T) };
-            }
-        }
-
+        #region Other Methods
+        
         public void SetObjectCapacity(int objects)
         {
             // Region specific config overrides global
@@ -3293,7 +3140,7 @@ namespace OpenSim.Region.Environment.Scenes
             }
             objectCapacity = objects;
         }
-
+        
         public List<FriendListItem> GetFriendList(UUID avatarID)
         {
             return CommsManager.GetUserFriendList(avatarID);
@@ -3314,10 +3161,6 @@ namespace OpenSim.Region.Environment.Scenes
             return CommsManager.TriggerTerminateFriend(regionHandle, agentID, exFriendID);
         }
 
-        #endregion
-
-        #region Other Methods
-
         public virtual void StoreAddFriendship(UUID ownerID, UUID friendID, uint perms)
         {
             m_sceneGridService.AddNewUserFriend(ownerID, friendID, perms);
@@ -3563,12 +3406,10 @@ namespace OpenSim.Region.Environment.Scenes
             }
         }
 
-        /// <summary>
-        /// Shows various details about the sim based on the parameters supplied by the console command in openSimMain.
-        /// </summary>
-        /// <param name="showParams">What to show</param>
-        public void Show(string[] showParams)
+        public override void Show(string[] showParams)
         {
+            base.Show(showParams);
+            
             switch (showParams[0])
             {
                 case "users":
@@ -3587,18 +3428,9 @@ namespace OpenSim.Region.Environment.Scenes
                                           "Unknown",
                                           RegionInfo.RegionName);
                     }
+                
                     break;
-                case "modules":
-                    m_log.Error("The currently loaded modules in " + RegionInfo.RegionName + " are:");
-                    foreach (IRegionModule module in Modules.Values)
-                    {
-                        if (!module.IsSharedModule)
-                        {
-                            m_log.Error("Region Module: " + module.Name);
-                        }
-                    }
-                    break;
-            }
+            }           
         }
 
         #region Script Handling Methods
diff --git a/OpenSim/Region/Environment/Scenes/SceneBase.cs b/OpenSim/Region/Environment/Scenes/SceneBase.cs
index e6e2c93..4d6a39a 100644
--- a/OpenSim/Region/Environment/Scenes/SceneBase.cs
+++ b/OpenSim/Region/Environment/Scenes/SceneBase.cs
@@ -48,6 +48,30 @@ namespace OpenSim.Region.Environment.Scenes
         #endregion
 
         #region Fields
+        
+        /// <value>
+        /// All the region modules attached to this scene.
+        /// </value>
+        public Dictionary<string, IRegionModule> Modules
+        {
+            get { return m_modules; }
+        }
+        protected Dictionary<string, IRegionModule> m_modules = new Dictionary<string, IRegionModule>();
+
+        /// <value>
+        /// The module interfaces available from this scene.
+        /// </value>
+        protected Dictionary<Type, List<object> > ModuleInterfaces = new Dictionary<Type, List<object> >();
+
+        protected Dictionary<string, object> ModuleAPIMethods = new Dictionary<string, object>();
+        protected Dictionary<string, ICommander> m_moduleCommanders = new Dictionary<string, ICommander>();
+        
+        /// <value>
+        /// Registered classes that are capable of creating entities.
+        /// </value>
+        protected Dictionary<PCode, IEntityCreator> m_entityCreators = new Dictionary<PCode, IEntityCreator>();        
+
+        //API module interfaces        
 
         /// <summary>
         /// The last allocated local prim id.  When a new local id is requested, the next number in the sequence is
@@ -202,6 +226,16 @@ namespace OpenSim.Region.Environment.Scenes
         /// </summary>
         public virtual void Close()
         {
+            // Shut down all non shared modules.
+            foreach (IRegionModule module in Modules.Values)
+            {
+                if (!module.IsSharedModule)
+                {
+                    module.Close();
+                }
+            }
+            Modules.Clear();
+            
             try
             {
                 EventManager.TriggerShutdown();
@@ -228,15 +262,150 @@ namespace OpenSim.Region.Environment.Scenes
 
             return myID;
         }        
+        
+        #region Module Methods
+
+        /// <summary>
+        /// Add a module to this scene.
+        /// </summary>
+        /// <param name="name"></param>
+        /// <param name="module"></param>
+        public void AddModule(string name, IRegionModule module)
+        {
+            if (!Modules.ContainsKey(name))
+            {
+                Modules.Add(name, module);
+            }
+        }
+
+        public void RegisterModuleCommander(string name, ICommander commander)
+        {
+            lock (m_moduleCommanders)
+            {
+                m_moduleCommanders.Add(name, commander);
+            }
+        }
+
+        public ICommander GetCommander(string name)
+        {
+            lock (m_moduleCommanders)
+            {
+                return m_moduleCommanders[name];
+            }
+        }
+
+        public Dictionary<string, ICommander> GetCommanders()
+        {
+            return m_moduleCommanders;
+        }
+
+        /// <summary>
+        /// Register an interface to a region module.  This allows module methods to be called directly as
+        /// well as via events.  If there is already a module registered for this interface, it is not replaced
+        /// (is this the best behaviour?)
+        /// </summary>
+        /// <param name="mod"></param>
+        public void RegisterModuleInterface<M>(M mod)
+        {
+            if (!ModuleInterfaces.ContainsKey(typeof(M)))
+            {
+                List<Object> l = new List<Object>();
+                l.Add(mod);
+                ModuleInterfaces.Add(typeof(M), l);
+
+                if (mod is IEntityCreator)
+                {
+                    IEntityCreator entityCreator = (IEntityCreator)mod;
+                    foreach (PCode pcode in entityCreator.CreationCapabilities)
+                    {
+                        m_entityCreators[pcode] = entityCreator;
+                    }
+                }
+            }
+        }
 
-        public virtual T RequestModuleInterface<T>()
+        public void StackModuleInterface<M>(M mod)
         {
-            return default(T);
+            List<Object> l;
+            if (ModuleInterfaces.ContainsKey(typeof(M)))
+                l = ModuleInterfaces[typeof(M)];
+            else
+                l = new List<Object>();
+
+            if (l.Contains(mod))
+                return;
+
+            l.Add(mod);
+
+            if (mod is IEntityCreator)
+            {
+                IEntityCreator entityCreator = (IEntityCreator)mod;
+                foreach (PCode pcode in entityCreator.CreationCapabilities)
+                {
+                    m_entityCreators[pcode] = entityCreator;
+                }
+            }
+
+            ModuleInterfaces[typeof(M)] = l;
         }
 
-        public virtual T[] RequestModuleInterfaces<T>()
+        /// <summary>
+        /// For the given interface, retrieve the region module which implements it.
+        /// </summary>
+        /// <returns>null if there is no registered module implementing that interface</returns>
+        public T RequestModuleInterface<T>()
         {
-            return new T[] { default(T) };
+            if (ModuleInterfaces.ContainsKey(typeof(T)))
+            {
+                return (T)ModuleInterfaces[typeof(T)][0];
+            }
+            else
+            {
+                return default(T);
+            }
         }
+
+        /// <summary>
+        /// For the given interface, retrieve an array of region modules that implement it.
+        /// </summary>
+        /// <returns>an empty array if there are no registered modules implementing that interface</returns>
+        public T[] RequestModuleInterfaces<T>()
+        {
+            if (ModuleInterfaces.ContainsKey(typeof(T)))
+            {
+                List<T> ret = new List<T>();
+
+                foreach (Object o in ModuleInterfaces[typeof(T)])
+                    ret.Add((T)o);
+                return ret.ToArray();
+            }
+            else
+            {
+                return new T[] { default(T) };
+            }
+        }
+        
+        #endregion
+        
+        /// <summary>
+        /// Shows various details about the sim based on the parameters supplied by the console command in openSimMain.
+        /// </summary>
+        /// <param name="showParams">What to show</param>        
+        public virtual void Show(string[] showParams)
+        {
+            switch (showParams[0])
+            {
+                case "modules":
+                    m_log.Error("The currently loaded modules in " + RegionInfo.RegionName + " are:");
+                    foreach (IRegionModule module in Modules.Values)
+                    {
+                        if (!module.IsSharedModule)
+                        {
+                            m_log.Error("Region Module: " + module.Name);
+                        }
+                    }
+                    break;
+            }
+        }        
     }
 }