1 files changed, 249 insertions, 0 deletions

diff --git a/OpenSim/Region/CoreModules/Framework/Caps/CapabilitiesModule.cs b/OpenSim/Region/CoreModules/Framework/Caps/CapabilitiesModule.cs
new file mode 100644
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--- /dev/null
+++ b/OpenSim/Region/CoreModules/Framework/Caps/CapabilitiesModule.cs
@@ -0,0 +1,249 @@
+/*
+ * 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 copyrightD
+ *       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.Reflection;
+using log4net;
+using Nini.Config;
+using Mono.Addins;
+using OpenMetaverse;
+using OpenSim.Framework;
+using OpenSim.Framework.Console;
+using OpenSim.Region.Framework.Interfaces;
+using OpenSim.Region.Framework.Scenes;
+using Caps=OpenSim.Framework.Capabilities.Caps;
+
+namespace OpenSim.Region.CoreModules.Framework
+{
+    [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule")]
+    public class CapabilitiesModule : INonSharedRegionModule, ICapabilitiesModule
+    { 
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+        
+        protected Scene m_scene;
+        
+        /// <summary>
+        /// Each agent has its own capabilities handler.
+        /// </summary>
+        protected Dictionary<UUID, Caps> m_capsObjects = new Dictionary<UUID, Caps>();
+        
+        protected Dictionary<UUID, string> capsPaths = new Dictionary<UUID, string>();
+        protected Dictionary<UUID, Dictionary<ulong, string>> childrenSeeds 
+            = new Dictionary<UUID, Dictionary<ulong, string>>();
+        
+        public void Initialise(IConfigSource source)
+        {
+        }
+
+        public void AddRegion(Scene scene)
+        {
+            m_scene = scene;
+            m_scene.RegisterModuleInterface<ICapabilitiesModule>(this);
+            MainConsole.Instance.Commands.AddCommand("Capabilities", false, "show caps",
+                "show capabilities",
+                "Shows all  registered capabilities", CapabilitiesCommand);
+        }
+
+        public void RegionLoaded(Scene scene)
+        {
+        }
+
+        public void RemoveRegion(Scene scene)
+        {
+            m_scene.UnregisterModuleInterface<ICapabilitiesModule>(this);
+        }
+        
+        public void PostInitialise() 
+        {
+        }
+
+        public void Close() {}
+
+        public string Name 
+        { 
+            get { return "Capabilities Module"; } 
+        }
+
+        public Type ReplaceableInterface
+        {
+            get { return null; }
+        }
+
+        public void CreateCaps(UUID agentId)
+        {
+            if (m_scene.RegionInfo.EstateSettings.IsBanned(agentId))
+                return;
+
+            String capsObjectPath = GetCapsPath(agentId);
+
+            if (m_capsObjects.ContainsKey(agentId))
+            {
+                Caps oldCaps = m_capsObjects[agentId];
+                
+                m_log.DebugFormat(
+                    "[CAPS]: Recreating caps for agent {0}.  Old caps path {1}, new caps path {2}. ", 
+                    agentId, oldCaps.CapsObjectPath, capsObjectPath);
+                // This should not happen. The caller code is confused. We need to fix that.
+                // CAPs can never be reregistered, or the client will be confused.
+                // Hence this return here.
+                //return;
+            }
+
+            Caps caps = new Caps(MainServer.Instance, m_scene.RegionInfo.ExternalHostName,
+                    (MainServer.Instance == null) ? 0: MainServer.Instance.Port,
+                    capsObjectPath, agentId, m_scene.RegionInfo.RegionName);
+
+            m_capsObjects[agentId] = caps;
+
+            m_scene.EventManager.TriggerOnRegisterCaps(agentId, caps);
+        }
+
+        public void RemoveCaps(UUID agentId)
+        {
+            if (childrenSeeds.ContainsKey(agentId))
+            {
+                childrenSeeds.Remove(agentId);
+            }
+
+            lock (m_capsObjects)
+            {
+                if (m_capsObjects.ContainsKey(agentId))
+                {
+                    m_capsObjects[agentId].DeregisterHandlers();
+                    m_scene.EventManager.TriggerOnDeregisterCaps(agentId, m_capsObjects[agentId]);
+                    m_capsObjects.Remove(agentId);
+                }
+                else
+                {
+                    m_log.WarnFormat(
+                        "[CAPS]: Received request to remove CAPS handler for root agent {0} in {1}, but no such CAPS handler found!",
+                        agentId, m_scene.RegionInfo.RegionName);
+                }
+            }
+        }
+        
+        public Caps GetCapsForUser(UUID agentId)
+        {
+            lock (m_capsObjects)
+            {
+                if (m_capsObjects.ContainsKey(agentId))
+                {
+                    return m_capsObjects[agentId];
+                }
+            }
+            
+            return null;
+        }
+        
+        public void SetAgentCapsSeeds(AgentCircuitData agent)
+        {
+            capsPaths[agent.AgentID] = agent.CapsPath;
+            childrenSeeds[agent.AgentID] 
+                = ((agent.ChildrenCapSeeds == null) ? new Dictionary<ulong, string>() : agent.ChildrenCapSeeds);
+        }
+        
+        public string GetCapsPath(UUID agentId)
+        {
+            if (capsPaths.ContainsKey(agentId))
+            {
+                return capsPaths[agentId];
+            }
+
+            return null;
+        }
+        
+        public Dictionary<ulong, string> GetChildrenSeeds(UUID agentID)
+        {
+            Dictionary<ulong, string> seeds = null;
+            if (childrenSeeds.TryGetValue(agentID, out seeds))
+                return seeds;
+            return new Dictionary<ulong, string>();
+        }
+
+        public void DropChildSeed(UUID agentID, ulong handle)
+        {
+            Dictionary<ulong, string> seeds;
+            if (childrenSeeds.TryGetValue(agentID, out seeds))
+            {
+                seeds.Remove(handle);
+            }
+        }
+
+        public string GetChildSeed(UUID agentID, ulong handle)
+        {
+            Dictionary<ulong, string> seeds;
+            string returnval;
+            if (childrenSeeds.TryGetValue(agentID, out seeds))
+            {
+                if (seeds.TryGetValue(handle, out returnval))
+                    return returnval;
+            }
+            return null;
+        }
+
+        public void SetChildrenSeed(UUID agentID, Dictionary<ulong, string> seeds)
+        {
+            //m_log.DebugFormat(" !!! Setting child seeds in {0} to {1}", m_scene.RegionInfo.RegionName, seeds.Count);
+            childrenSeeds[agentID] = seeds;
+        }
+
+        public void DumpChildrenSeeds(UUID agentID)
+        {
+            m_log.Info("================ ChildrenSeed "+m_scene.RegionInfo.RegionName+" ================");
+            foreach (KeyValuePair<ulong, string> kvp in childrenSeeds[agentID])
+            {
+                uint x, y;
+                Utils.LongToUInts(kvp.Key, out x, out y);
+                x = x / Constants.RegionSize;
+                y = y / Constants.RegionSize;
+                m_log.Info(" >> "+x+", "+y+": "+kvp.Value);
+            }
+        }
+
+        private void CapabilitiesCommand(string module, string[] cmdparams)
+        {
+            System.Text.StringBuilder caps = new System.Text.StringBuilder();
+            caps.AppendFormat("Region {0}:\n", m_scene.RegionInfo.RegionName);
+
+            foreach (KeyValuePair<UUID, Caps> kvp in m_capsObjects)
+            {
+                caps.AppendFormat("** User {0}:\n", kvp.Key);
+                for (IDictionaryEnumerator kvp2 = kvp.Value.CapsHandlers.CapsDetails.GetEnumerator(); kvp2.MoveNext(); )
+                {
+                    Uri uri = new Uri(kvp2.Value.ToString());
+                    caps.AppendFormat("   {0} = {1}\n", kvp2.Key, uri.PathAndQuery);
+                }
+                foreach (KeyValuePair<string, string> kvp3 in kvp.Value.ExternalCapsHandlers)
+                    caps.AppendFormat("   {0} = {1}\n", kvp3.Key, kvp3.Value);
+            }
+
+            MainConsole.Instance.Output(caps.ToString());
+        }
+    }
+}