1 files changed, 152 insertions, 52 deletions

diff --git a/OpenSim/Region/ClientStack/Linden/Caps/WebFetchInvDescModule.cs b/OpenSim/Region/ClientStack/Linden/Caps/WebFetchInvDescModule.cs
index 2359bd6..4908c2c 100644
--- a/OpenSim/Region/ClientStack/Linden/Caps/WebFetchInvDescModule.cs
+++ b/OpenSim/Region/ClientStack/Linden/Caps/WebFetchInvDescModule.cs
@@ -27,18 +27,22 @@
 
 using System;
 using System.Collections;
+using System.Collections.Generic;
 using System.Reflection;
+using System.Threading;
 using log4net;
 using Nini.Config;
 using Mono.Addins;
 using OpenMetaverse;
 using OpenSim.Framework;
+using OpenSim.Framework.Servers;
 using OpenSim.Framework.Servers.HttpServer;
 using OpenSim.Region.Framework.Interfaces;
 using OpenSim.Region.Framework.Scenes;
 using OpenSim.Services.Interfaces;
 using Caps = OpenSim.Framework.Capabilities.Caps;
 using OpenSim.Capabilities.Handlers;
+using OpenSim.Framework.Monitoring;
 
 namespace OpenSim.Region.ClientStack.Linden
 {
@@ -48,67 +52,65 @@ namespace OpenSim.Region.ClientStack.Linden
     [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule")]
     public class WebFetchInvDescModule : INonSharedRegionModule
     {
-//        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
 
         private Scene m_scene;
 
         private IInventoryService m_InventoryService;
         private ILibraryService m_LibraryService;
 
-        private bool m_Enabled;
+        private static WebFetchInvDescHandler m_webFetchHandler;
 
-        private string m_fetchInventoryDescendents2Url;
-        private string m_webFetchInventoryDescendentsUrl;
+        private Dictionary<UUID, string> m_capsDict = new Dictionary<UUID, string>();
+        private static Thread[] m_workerThreads = null;
 
-        private WebFetchInvDescHandler m_webFetchHandler;
+        private static OpenMetaverse.BlockingQueue<PollServiceInventoryEventArgs> m_queue =
+                new OpenMetaverse.BlockingQueue<PollServiceInventoryEventArgs>();
 
         #region ISharedRegionModule Members
 
         public void Initialise(IConfigSource source)
         {
-            IConfig config = source.Configs["ClientStack.LindenCaps"];
-            if (config == null)
-                return;
-
-            m_fetchInventoryDescendents2Url = config.GetString("Cap_FetchInventoryDescendents2", string.Empty);
-            m_webFetchInventoryDescendentsUrl = config.GetString("Cap_WebFetchInventoryDescendents", string.Empty);
-
-            if (m_fetchInventoryDescendents2Url != string.Empty || m_webFetchInventoryDescendentsUrl != string.Empty)
-            {
-                m_Enabled = true;
-            }
         }
 
         public void AddRegion(Scene s)
         {
-            if (!m_Enabled)
-                return;
-
             m_scene = s;
         }
 
         public void RemoveRegion(Scene s)
         {
-            if (!m_Enabled)
-                return;
-
             m_scene.EventManager.OnRegisterCaps -= RegisterCaps;
+            m_scene.EventManager.OnDeregisterCaps -= DeregisterCaps;
             m_scene = null;
         }
 
         public void RegionLoaded(Scene s)
         {
-            if (!m_Enabled)
-                return;
-
             m_InventoryService = m_scene.InventoryService;
             m_LibraryService = m_scene.LibraryService;
 
             // We'll reuse the same handler for all requests.
-            if (m_fetchInventoryDescendents2Url == "localhost" || m_webFetchInventoryDescendentsUrl == "localhost")
-                m_webFetchHandler = new WebFetchInvDescHandler(m_InventoryService, m_LibraryService);
+            m_webFetchHandler = new WebFetchInvDescHandler(m_InventoryService, m_LibraryService);
 
             m_scene.EventManager.OnRegisterCaps += RegisterCaps;
+            m_scene.EventManager.OnDeregisterCaps += DeregisterCaps;
+
+            if (m_workerThreads == null)
+            {
+                m_workerThreads = new Thread[2];
+
+                for (uint i = 0; i < 2; i++)
+                {
+                    m_workerThreads[i] = Watchdog.StartThread(DoInventoryRequests,
+                            String.Format("InventoryWorkerThread{0}", i),
+                            ThreadPriority.Normal,
+                            false,
+                            true,
+                            null,
+                            int.MaxValue);
+                }
+            }
         }
 
         public void PostInitialise()
@@ -126,43 +128,141 @@ namespace OpenSim.Region.ClientStack.Linden
 
         #endregion
 
-        private void RegisterCaps(UUID agentID, Caps caps)
+        ~WebFetchInvDescModule()
         {
-            if (m_webFetchInventoryDescendentsUrl != "")
-                RegisterFetchCap(agentID, caps, "WebFetchInventoryDescendents", m_webFetchInventoryDescendentsUrl);
-
-            if (m_fetchInventoryDescendents2Url != "")
-                RegisterFetchCap(agentID, caps, "FetchInventoryDescendents2", m_fetchInventoryDescendents2Url);
+            foreach (Thread t in m_workerThreads)
+                t.Abort();
         }
 
-        private void RegisterFetchCap(UUID agentID, Caps caps, string capName, string url)
+        private class PollServiceInventoryEventArgs : PollServiceEventArgs
         {
-            string capUrl;
+            private List<Hashtable> requests =
+                    new List<Hashtable>();
+            private Dictionary<UUID, Hashtable> responses =
+                    new Dictionary<UUID, Hashtable>();
 
-            if (url == "localhost")
+            public PollServiceInventoryEventArgs(UUID pId) :
+                    base(null, null, null, null, pId, 30000)
             {
-                capUrl = "/CAPS/" + UUID.Random();
+                HasEvents = (x, y) => { return this.responses.ContainsKey(x); };
+                GetEvents = (x, y, s) =>
+                {
+                    try
+                    {
+                        return this.responses[x];
+                    }
+                    finally
+                    {
+                        responses.Remove(x);
+                    }
+                };
+
+                Request = (x, y) =>
+                {
+                    y["RequestID"] = x.ToString();
+                    lock (this.requests)
+                        this.requests.Add(y);
+
+                    m_queue.Enqueue(this);
+                };
+
+                NoEvents = (x, y) =>
+                {
+                    lock (this.requests)
+                    {
+                        Hashtable request = requests.Find(id => id["RequestID"].ToString() == x.ToString());
+                        requests.Remove(request);
+                    }
+
+                    Hashtable response = new Hashtable();
+
+                    response["int_response_code"] = 500;
+                    response["str_response_string"] = "Script timeout";
+                    response["content_type"] = "text/plain";
+                    response["keepalive"] = false;
+                    response["reusecontext"] = false;
+
+                    return response;
+                };
+            }
+
+            public void Process()
+            {
+                Hashtable request = null;
+
+                try
+                {
+                    lock (this.requests)
+                    {
+                        request = requests[0];
+                        requests.RemoveAt(0);
+                    }
+                }
+                catch
+                {
+                    return;
+                }
+
+                UUID requestID = new UUID(request["RequestID"].ToString());
 
-                IRequestHandler reqHandler
-                    = new RestStreamHandler(
-                        "POST",
-                        capUrl,
-                        m_webFetchHandler.FetchInventoryDescendentsRequest,
-                        "FetchInventoryDescendents2",
-                        agentID.ToString());
+                Hashtable response = new Hashtable();
 
-                caps.RegisterHandler(capName, reqHandler);
+                response["int_response_code"] = 200;
+                response["content_type"] = "text/plain";
+                response["keepalive"] = false;
+                response["reusecontext"] = false;
+
+                response["str_response_string"] = m_webFetchHandler.FetchInventoryDescendentsRequest(request["body"].ToString(), String.Empty, String.Empty, null, null);
+
+                responses[requestID] = response; 
             }
-            else
+        }
+
+        private void RegisterCaps(UUID agentID, Caps caps)
+        {
+            string capUrl = "/CAPS/" + UUID.Random() + "/";
+
+            // Register this as a poll service
+            // absurd large timeout to tune later to make a bit less than viewer
+            PollServiceInventoryEventArgs args = new PollServiceInventoryEventArgs(agentID);
+            
+            args.Type = PollServiceEventArgs.EventType.Inventory;
+            MainServer.Instance.AddPollServiceHTTPHandler(capUrl, args);
+
+            string hostName = m_scene.RegionInfo.ExternalHostName;
+            uint port = (MainServer.Instance == null) ? 0 : MainServer.Instance.Port;
+            string protocol = "http";
+            
+            if (MainServer.Instance.UseSSL)
             {
-                capUrl = url;
+                hostName = MainServer.Instance.SSLCommonName;
+                port = MainServer.Instance.SSLPort;
+                protocol = "https";
+            }
+            caps.RegisterHandler("FetchInventoryDescendents2", String.Format("{0}://{1}:{2}{3}", protocol, hostName, port, capUrl));
+
+            m_capsDict[agentID] = capUrl;
+        }
 
-                caps.RegisterHandler(capName, capUrl);
+        private void DeregisterCaps(UUID agentID, Caps caps)
+        {
+            string capUrl;
+
+            if (m_capsDict.TryGetValue(agentID, out capUrl))
+            {
+                MainServer.Instance.RemoveHTTPHandler("", capUrl);
+                m_capsDict.Remove(agentID);
             }
+        }
 
-//            m_log.DebugFormat(
-//                "[WEB FETCH INV DESC MODULE]: Registered capability {0} at {1} in region {2} for {3}",
-//                capName, capUrl, m_scene.RegionInfo.RegionName, agentID);
+        private void DoInventoryRequests()
+        {
+            while (true)
+            {
+                PollServiceInventoryEventArgs args = m_queue.Dequeue();
+
+                args.Process();
+            }
         }
     }
-}
\ No newline at end of file
+}