Merge branch 'master' into careminster-presence-refactor

6 files changed, 1023 insertions, 0 deletions

diff --git a/OpenSim/Capabilities/Handlers/GetMesh/GetMeshHandler.cs b/OpenSim/Capabilities/Handlers/GetMesh/GetMeshHandler.cs
new file mode 100644
index 0000000..c60abb1
--- /dev/null
+++ b/OpenSim/Capabilities/Handlers/GetMesh/GetMeshHandler.cs
@@ -0,0 +1,143 @@
+/*
+ * 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.Specialized;
+using System.Reflection;
+using System.IO;
+using System.Web;
+using log4net;
+using Nini.Config;
+using OpenMetaverse;
+using OpenMetaverse.StructuredData;
+using OpenSim.Framework;
+using OpenSim.Framework.Servers;
+using OpenSim.Framework.Servers.HttpServer;
+using OpenSim.Services.Interfaces;
+using Caps = OpenSim.Framework.Capabilities.Caps;
+
+namespace OpenSim.Capabilities.Handlers
+{
+    public class GetMeshHandler 
+    {
+//        private static readonly ILog m_log =
+//            LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+        
+        private IAssetService m_assetService;
+
+        public GetMeshHandler(IAssetService assService)
+        {
+            m_assetService = assService;
+        }
+
+        public Hashtable ProcessGetMesh(Hashtable request, UUID AgentId, Caps cap)
+        {
+            
+            Hashtable responsedata = new Hashtable();
+            responsedata["int_response_code"] = 400; //501; //410; //404;
+            responsedata["content_type"] = "text/plain";
+            responsedata["keepalive"] = false;
+            responsedata["str_response_string"] = "Request wasn't what was expected";
+
+            string meshStr = string.Empty;
+
+            if (request.ContainsKey("mesh_id"))
+                meshStr = request["mesh_id"].ToString();
+
+
+            UUID meshID = UUID.Zero;
+            if (!String.IsNullOrEmpty(meshStr) && UUID.TryParse(meshStr, out meshID))
+            {
+                if (m_assetService == null)
+                {
+                    responsedata["int_response_code"] = 404; //501; //410; //404;
+                    responsedata["content_type"] = "text/plain";
+                    responsedata["keepalive"] = false;
+                    responsedata["str_response_string"] = "The asset service is unavailable.  So is your mesh.";
+                    return responsedata;
+                }
+
+                AssetBase mesh;
+                // Only try to fetch locally cached textures. Misses are redirected
+                mesh = m_assetService.GetCached(meshID.ToString());
+                if (mesh != null)
+                {
+                    if (mesh.Type == (SByte)AssetType.Mesh) 
+                    {
+                        responsedata["str_response_string"] = Convert.ToBase64String(mesh.Data);
+                        responsedata["content_type"] = "application/vnd.ll.mesh";
+                        responsedata["int_response_code"] = 200;
+                    }
+                    // Optionally add additional mesh types here
+                    else
+                    {
+                        responsedata["int_response_code"] = 404; //501; //410; //404;
+                        responsedata["content_type"] = "text/plain";
+                        responsedata["keepalive"] = false;
+                        responsedata["str_response_string"] = "Unfortunately, this asset isn't a mesh.";
+                        return responsedata;
+                    }
+                }
+                else
+                {
+                    mesh = m_assetService.Get(meshID.ToString());
+                    if (mesh != null)
+                    {
+                        if (mesh.Type == (SByte)AssetType.Mesh) 
+                        {
+                            responsedata["str_response_string"] = Convert.ToBase64String(mesh.Data);
+                            responsedata["content_type"] = "application/vnd.ll.mesh";
+                            responsedata["int_response_code"] = 200;
+                        }
+                        // Optionally add additional mesh types here
+                        else
+                        {
+                            responsedata["int_response_code"] = 404; //501; //410; //404;
+                            responsedata["content_type"] = "text/plain";
+                            responsedata["keepalive"] = false;
+                            responsedata["str_response_string"] = "Unfortunately, this asset isn't a mesh.";
+                            return responsedata;
+                        }
+                    }
+
+                    else
+                    {
+                        responsedata["int_response_code"] = 404; //501; //410; //404;
+                        responsedata["content_type"] = "text/plain";
+                        responsedata["keepalive"] = false;
+                        responsedata["str_response_string"] = "Your Mesh wasn't found.  Sorry!";
+                        return responsedata;
+                    }
+                }
+
+            }
+
+            return responsedata;
+        }
+    }
+}
diff --git a/OpenSim/Capabilities/Handlers/GetMesh/GetMeshServerConnector.cs b/OpenSim/Capabilities/Handlers/GetMesh/GetMeshServerConnector.cs
new file mode 100644
index 0000000..fa5f755
--- /dev/null
+++ b/OpenSim/Capabilities/Handlers/GetMesh/GetMeshServerConnector.cs
@@ -0,0 +1,79 @@
+/*
+ * 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 Nini.Config;
+using OpenSim.Server.Base;
+using OpenSim.Services.Interfaces;
+using OpenSim.Framework.Servers.HttpServer;
+using OpenSim.Server.Handlers.Base;
+using OpenSim.Framework.Servers;
+using OpenSim.Framework.Servers.HttpServer;
+
+using OpenMetaverse;
+
+namespace OpenSim.Capabilities.Handlers
+{
+    public class GetMeshServerConnector : ServiceConnector
+    {
+        private IAssetService m_AssetService;
+        private string m_ConfigName = "CapsService";
+
+        public GetMeshServerConnector(IConfigSource config, IHttpServer server, string configName) :
+                base(config, server, configName)
+        {
+            if (configName != String.Empty)
+                m_ConfigName = configName;
+
+            IConfig serverConfig = config.Configs[m_ConfigName];
+            if (serverConfig == null)
+                throw new Exception(String.Format("No section '{0}' in config file", m_ConfigName));
+
+            string assetService = serverConfig.GetString("AssetService", String.Empty);
+
+            if (assetService == String.Empty)
+                throw new Exception("No AssetService in config file");
+
+            Object[] args = new Object[] { config };
+            m_AssetService =
+                    ServerUtils.LoadPlugin<IAssetService>(assetService, args);
+
+            if (m_AssetService == null)
+                throw new Exception(String.Format("Failed to load AssetService from {0}; config is {1}", assetService, m_ConfigName));
+
+            GetMeshHandler gmeshHandler = new GetMeshHandler(m_AssetService);
+            IRequestHandler reqHandler = new RestHTTPHandler("GET", "/CAPS/" + UUID.Random(),
+                                                       delegate(Hashtable m_dhttpMethod)
+                                                       {
+                                                           return gmeshHandler.ProcessGetMesh(m_dhttpMethod, UUID.Zero, null);
+                                                       });
+            server.AddStreamHandler(reqHandler);
+        }
+
+    }
+}
diff --git a/OpenSim/Capabilities/Handlers/GetTexture/GetTextureHandler.cs b/OpenSim/Capabilities/Handlers/GetTexture/GetTextureHandler.cs
new file mode 100644
index 0000000..00ff3d0
--- /dev/null
+++ b/OpenSim/Capabilities/Handlers/GetTexture/GetTextureHandler.cs
@@ -0,0 +1,357 @@
+/*
+ * 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.Specialized;
+using System.Drawing;
+using System.Drawing.Imaging;
+using System.Reflection;
+using System.IO;
+using System.Web;
+using log4net;
+using Nini.Config;
+using OpenMetaverse;
+using OpenMetaverse.StructuredData;
+using OpenMetaverse.Imaging;
+using OpenSim.Framework;
+using OpenSim.Framework.Servers;
+using OpenSim.Framework.Servers.HttpServer;
+using OpenSim.Region.Framework.Interfaces;
+using OpenSim.Services.Interfaces;
+using Caps = OpenSim.Framework.Capabilities.Caps;
+
+namespace OpenSim.Capabilities.Handlers
+{
+
+    public class GetTextureHandler : BaseStreamHandler
+    {
+        private static readonly ILog m_log =
+            LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+        private IAssetService m_assetService;
+
+        public const string DefaultFormat = "x-j2c";
+
+        // TODO: Change this to a config option
+        const string REDIRECT_URL = null;
+
+        public GetTextureHandler(string path, IAssetService assService) :
+                base("GET", path)
+        {
+            m_assetService = assService;
+        }
+
+        public override byte[] Handle(string path, Stream request, OSHttpRequest httpRequest, OSHttpResponse httpResponse)
+        {
+
+            // Try to parse the texture ID from the request URL
+            NameValueCollection query = HttpUtility.ParseQueryString(httpRequest.Url.Query);
+            string textureStr = query.GetOne("texture_id");
+            string format = query.GetOne("format");
+
+            m_log.DebugFormat("[GETTEXTURE]: called {0}", textureStr);
+
+            if (m_assetService == null)
+            {
+                m_log.Error("[GETTEXTURE]: Cannot fetch texture " + textureStr + " without an asset service");
+                httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound;
+                return null;
+            }
+
+            UUID textureID;
+            if (!String.IsNullOrEmpty(textureStr) && UUID.TryParse(textureStr, out textureID))
+            {
+                string[] formats;
+                if (format != null && format != string.Empty)
+                {
+                    formats = new string[1] { format.ToLower() };
+                }
+                else
+                {
+                    formats = WebUtil.GetPreferredImageTypes(httpRequest.Headers.Get("Accept"));
+                    if (formats.Length == 0)
+                        formats = new string[1] { DefaultFormat }; // default
+
+                }
+                // OK, we have an array with preferred formats, possibly with only one entry
+
+                httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound;
+                foreach (string f in formats)
+                {
+                    if (FetchTexture(httpRequest, httpResponse, textureID, f))
+                        break;
+                }
+
+            }
+            else
+            {
+                m_log.Warn("[GETTEXTURE]: Failed to parse a texture_id from GetTexture request: " + httpRequest.Url);
+            }
+
+            httpResponse.Send();
+            return null;
+        }
+
+        /// <summary>
+        /// 
+        /// </summary>
+        /// <param name="httpRequest"></param>
+        /// <param name="httpResponse"></param>
+        /// <param name="textureID"></param>
+        /// <param name="format"></param>
+        /// <returns>False for "caller try another codec"; true otherwise</returns>
+        private bool FetchTexture(OSHttpRequest httpRequest, OSHttpResponse httpResponse, UUID textureID, string format)
+        {
+//            m_log.DebugFormat("[GETTEXTURE]: {0} with requested format {1}", textureID, format);
+            AssetBase texture;
+
+            string fullID = textureID.ToString();
+            if (format != DefaultFormat)
+                fullID = fullID + "-" + format;
+
+            if (!String.IsNullOrEmpty(REDIRECT_URL))
+            {
+                // Only try to fetch locally cached textures. Misses are redirected
+                texture = m_assetService.GetCached(fullID);
+
+                if (texture != null)
+                {
+                    if (texture.Type != (sbyte)AssetType.Texture)
+                    {
+                        httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound;
+                        return true;
+                    }
+                    WriteTextureData(httpRequest, httpResponse, texture, format);
+                }
+                else
+                {
+                    string textureUrl = REDIRECT_URL + textureID.ToString();
+                    m_log.Debug("[GETTEXTURE]: Redirecting texture request to " + textureUrl);
+                    httpResponse.RedirectLocation = textureUrl;
+                    return true;
+                }
+            }
+            else // no redirect
+            {
+                // try the cache
+                texture = m_assetService.GetCached(fullID);
+
+                if (texture == null)
+                {
+                    //m_log.DebugFormat("[GETTEXTURE]: texture was not in the cache");
+
+                    // Fetch locally or remotely. Misses return a 404
+                    texture = m_assetService.Get(textureID.ToString());
+
+                    if (texture != null)
+                    {
+                        if (texture.Type != (sbyte)AssetType.Texture)
+                        {
+                            httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound;
+                            return true;
+                        }
+                        if (format == DefaultFormat)
+                        {
+                            WriteTextureData(httpRequest, httpResponse, texture, format);
+                            return true;
+                        }
+                        else
+                        {
+                            AssetBase newTexture = new AssetBase(texture.ID + "-" + format, texture.Name, (sbyte)AssetType.Texture, texture.Metadata.CreatorID);
+                            newTexture.Data = ConvertTextureData(texture, format);
+                            if (newTexture.Data.Length == 0)
+                                return false; // !!! Caller try another codec, please!
+
+                            newTexture.Flags = AssetFlags.Collectable;
+                            newTexture.Temporary = true;
+                            m_assetService.Store(newTexture);
+                            WriteTextureData(httpRequest, httpResponse, newTexture, format);
+                            return true;
+                        }
+                    }
+               }
+               else // it was on the cache
+               {
+                   //m_log.DebugFormat("[GETTEXTURE]: texture was in the cache");
+                   WriteTextureData(httpRequest, httpResponse, texture, format);
+                   return true;
+               }
+            }
+
+            // not found
+//            m_log.Warn("[GETTEXTURE]: Texture " + textureID + " not found");
+            httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound;
+            return true;
+        }
+
+        private void WriteTextureData(OSHttpRequest request, OSHttpResponse response, AssetBase texture, string format)
+        {
+            string range = request.Headers.GetOne("Range");
+            //m_log.DebugFormat("[GETTEXTURE]: Range {0}", range);
+            if (!String.IsNullOrEmpty(range)) // JP2's only
+            {
+                // Range request
+                int start, end;
+                if (TryParseRange(range, out start, out end))
+                {
+                    // Before clamping start make sure we can satisfy it in order to avoid
+                    // sending back the last byte instead of an error status
+                    if (start >= texture.Data.Length)
+                    {
+                        response.StatusCode = (int)System.Net.HttpStatusCode.RequestedRangeNotSatisfiable;
+                        return;
+                    }
+
+                    end = Utils.Clamp(end, 0, texture.Data.Length - 1);
+                    start = Utils.Clamp(start, 0, end);
+                    int len = end - start + 1;
+
+                    //m_log.Debug("Serving " + start + " to " + end + " of " + texture.Data.Length + " bytes for texture " + texture.ID);
+
+                    if (len < texture.Data.Length)
+                        response.StatusCode = (int)System.Net.HttpStatusCode.PartialContent;
+
+                    response.ContentLength = len;
+                    response.ContentType = texture.Metadata.ContentType;
+                    response.AddHeader("Content-Range", String.Format("bytes {0}-{1}/{2}", start, end, texture.Data.Length));
+
+                    response.Body.Write(texture.Data, start, len);
+                }
+                else
+                {
+                    m_log.Warn("[GETTEXTURE]: Malformed Range header: " + range);
+                    response.StatusCode = (int)System.Net.HttpStatusCode.BadRequest;
+                }
+            }
+            else // JP2's or other formats
+            {
+                // Full content request
+                response.StatusCode = (int)System.Net.HttpStatusCode.OK;
+                response.ContentLength = texture.Data.Length;
+                if (format == DefaultFormat)
+                    response.ContentType = texture.Metadata.ContentType;
+                else
+                    response.ContentType = "image/" + format;
+                response.Body.Write(texture.Data, 0, texture.Data.Length);
+            }
+        }
+
+        private bool TryParseRange(string header, out int start, out int end)
+        {
+            if (header.StartsWith("bytes="))
+            {
+                string[] rangeValues = header.Substring(6).Split('-');
+                if (rangeValues.Length == 2)
+                {
+                    if (Int32.TryParse(rangeValues[0], out start) && Int32.TryParse(rangeValues[1], out end))
+                        return true;
+                }
+            }
+
+            start = end = 0;
+            return false;
+        }
+
+
+        private byte[] ConvertTextureData(AssetBase texture, string format)
+        {
+            m_log.DebugFormat("[GETTEXTURE]: Converting texture {0} to {1}", texture.ID, format);
+            byte[] data = new byte[0];
+
+            MemoryStream imgstream = new MemoryStream();
+            Bitmap mTexture = new Bitmap(1, 1);
+            ManagedImage managedImage;
+            Image image = (Image)mTexture;
+
+            try
+            {
+                // Taking our jpeg2000 data, decoding it, then saving it to a byte array with regular data
+
+                imgstream = new MemoryStream();
+
+                // Decode image to System.Drawing.Image
+                if (OpenJPEG.DecodeToImage(texture.Data, out managedImage, out image))
+                {
+                    // Save to bitmap
+                    mTexture = new Bitmap(image);
+
+                    EncoderParameters myEncoderParameters = new EncoderParameters();
+                    myEncoderParameters.Param[0] = new EncoderParameter(Encoder.Quality, 95L);
+
+                    // Save bitmap to stream
+                    ImageCodecInfo codec = GetEncoderInfo("image/" + format);
+                    if (codec != null)
+                    {
+                        mTexture.Save(imgstream, codec, myEncoderParameters);
+                        // Write the stream to a byte array for output
+                        data = imgstream.ToArray();
+                    }
+                    else
+                        m_log.WarnFormat("[GETTEXTURE]: No such codec {0}", format);
+
+                }
+            }
+            catch (Exception e)
+            {
+                m_log.WarnFormat("[GETTEXTURE]: Unable to convert texture {0} to {1}: {2}", texture.ID, format, e.Message);
+            }
+            finally
+            {
+                // Reclaim memory, these are unmanaged resources
+                // If we encountered an exception, one or more of these will be null
+                if (mTexture != null)
+                    mTexture.Dispose();
+
+                if (image != null)
+                    image.Dispose();
+
+                if (imgstream != null)
+                {
+                    imgstream.Close();
+                    imgstream.Dispose();
+                }
+            }
+
+            return data;
+        }
+
+        // From msdn
+        private static ImageCodecInfo GetEncoderInfo(String mimeType)
+        {
+            ImageCodecInfo[] encoders;
+            encoders = ImageCodecInfo.GetImageEncoders();
+            for (int j = 0; j < encoders.Length; ++j)
+            {
+                if (encoders[j].MimeType == mimeType)
+                    return encoders[j];
+            }
+            return null;
+        }
+
+
+    }
+}
diff --git a/OpenSim/Capabilities/Handlers/GetTexture/GetTextureServerConnector.cs b/OpenSim/Capabilities/Handlers/GetTexture/GetTextureServerConnector.cs
new file mode 100644
index 0000000..0d072f7
--- /dev/null
+++ b/OpenSim/Capabilities/Handlers/GetTexture/GetTextureServerConnector.cs
@@ -0,0 +1,69 @@
+/*
+ * 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 Nini.Config;
+using OpenSim.Server.Base;
+using OpenSim.Services.Interfaces;
+using OpenSim.Framework.Servers.HttpServer;
+using OpenSim.Server.Handlers.Base;
+using OpenMetaverse;
+
+namespace OpenSim.Capabilities.Handlers
+{
+    public class GetTextureServerConnector : ServiceConnector
+    {
+        private IAssetService m_AssetService;
+        private string m_ConfigName = "CapsService";
+
+        public GetTextureServerConnector(IConfigSource config, IHttpServer server, string configName) :
+                base(config, server, configName)
+        {
+            if (configName != String.Empty)
+                m_ConfigName = configName;
+
+            IConfig serverConfig = config.Configs[m_ConfigName];
+            if (serverConfig == null)
+                throw new Exception(String.Format("No section '{0}' in config file", m_ConfigName));
+
+            string assetService = serverConfig.GetString("AssetService", String.Empty);
+
+            if (assetService == String.Empty)
+                throw new Exception("No AssetService in config file");
+
+            Object[] args = new Object[] { config };
+            m_AssetService =
+                    ServerUtils.LoadPlugin<IAssetService>(assetService, args);
+
+            if (m_AssetService == null)
+                throw new Exception(String.Format("Failed to load AssetService from {0}; config is {1}", assetService, m_ConfigName));
+
+            server.AddStreamHandler(new GetTextureHandler("/CAPS/GetTexture/" /*+ UUID.Random() */, m_AssetService));
+        }
+
+    }
+}
diff --git a/OpenSim/Capabilities/Handlers/WebFetchInventoryDescendents/WebFetchInvDescHandler.cs b/OpenSim/Capabilities/Handlers/WebFetchInventoryDescendents/WebFetchInvDescHandler.cs
new file mode 100644
index 0000000..6fd7946
--- /dev/null
+++ b/OpenSim/Capabilities/Handlers/WebFetchInventoryDescendents/WebFetchInvDescHandler.cs
@@ -0,0 +1,299 @@
+/*
+ * 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.Reflection;
+using log4net;
+using Nini.Config;
+using OpenMetaverse;
+using OpenMetaverse.StructuredData;
+using OpenSim.Framework;
+using OpenSim.Framework.Capabilities;
+using OpenSim.Region.Framework.Interfaces;
+using OpenSim.Framework.Servers.HttpServer;
+using OpenSim.Services.Interfaces;
+using Caps = OpenSim.Framework.Capabilities.Caps;
+
+namespace OpenSim.Capabilities.Handlers
+{
+
+    public class WebFetchInvDescHandler 
+    {
+        private static readonly ILog m_log =
+            LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+        private IInventoryService m_InventoryService;
+        private ILibraryService m_LibraryService;
+        private object m_fetchLock = new Object();
+
+        public WebFetchInvDescHandler(IInventoryService invService, ILibraryService libService) 
+        {
+            m_InventoryService = invService;
+            m_LibraryService = libService;
+        }
+
+        public string FetchInventoryDescendentsRequest(string request, string path, string param, OSHttpRequest httpRequest, OSHttpResponse httpResponse)
+        {
+            // nasty temporary hack here, the linden client falsely
+            // identifies the uuid 00000000-0000-0000-0000-000000000000
+            // as a string which breaks us
+            //
+            // correctly mark it as a uuid
+            //
+            request = request.Replace("<string>00000000-0000-0000-0000-000000000000</string>", "<uuid>00000000-0000-0000-0000-000000000000</uuid>");
+
+            // another hack <integer>1</integer> results in a
+            // System.ArgumentException: Object type System.Int32 cannot
+            // be converted to target type: System.Boolean
+            //
+            request = request.Replace("<key>fetch_folders</key><integer>0</integer>", "<key>fetch_folders</key><boolean>0</boolean>");
+            request = request.Replace("<key>fetch_folders</key><integer>1</integer>", "<key>fetch_folders</key><boolean>1</boolean>");
+
+            Hashtable hash = new Hashtable();
+            try
+            {
+                hash = (Hashtable)LLSD.LLSDDeserialize(Utils.StringToBytes(request));
+            }
+            catch (LLSD.LLSDParseException pe)
+            {
+                m_log.Error("[AGENT INVENTORY]: Fetch error: " + pe.Message);
+                m_log.Error("Request: " + request.ToString());
+            }
+
+            ArrayList foldersrequested = (ArrayList)hash["folders"];
+
+            string response = "";
+            lock (m_fetchLock)
+            {
+                for (int i = 0; i < foldersrequested.Count; i++)
+                {
+                    string inventoryitemstr = "";
+                    Hashtable inventoryhash = (Hashtable)foldersrequested[i];
+
+                    LLSDFetchInventoryDescendents llsdRequest = new LLSDFetchInventoryDescendents();
+
+                    try
+                    {
+                        LLSDHelpers.DeserialiseOSDMap(inventoryhash, llsdRequest);
+                    }
+                    catch (Exception e)
+                    {
+                        m_log.Debug("[CAPS]: caught exception doing OSD deserialize" + e);
+                    }
+                    LLSDInventoryDescendents reply = FetchInventoryReply(llsdRequest);
+
+                    inventoryitemstr = LLSDHelpers.SerialiseLLSDReply(reply);
+                    inventoryitemstr = inventoryitemstr.Replace("<llsd><map><key>folders</key><array>", "");
+                    inventoryitemstr = inventoryitemstr.Replace("</array></map></llsd>", "");
+
+                    response += inventoryitemstr;
+                }
+
+
+                if (response.Length == 0)
+                {
+                    // Ter-guess: If requests fail a lot, the client seems to stop requesting descendants.
+                    // Therefore, I'm concluding that the client only has so many threads available to do requests
+                    // and when a thread stalls..   is stays stalled.
+                    // Therefore we need to return something valid
+                    response = "<llsd><map><key>folders</key><array /></map></llsd>";
+                }
+                else
+                {
+                    response = "<llsd><map><key>folders</key><array>" + response + "</array></map></llsd>";
+                }
+
+                //m_log.DebugFormat("[CAPS]: Replying to CAPS fetch inventory request with following xml");
+                //m_log.Debug("[CAPS] "+response);
+
+            }
+            return response;
+        }
+
+        /// <summary>
+        /// Construct an LLSD reply packet to a CAPS inventory request
+        /// </summary>
+        /// <param name="invFetch"></param>
+        /// <returns></returns>
+        private LLSDInventoryDescendents FetchInventoryReply(LLSDFetchInventoryDescendents invFetch)
+        {
+            LLSDInventoryDescendents reply = new LLSDInventoryDescendents();
+            LLSDInventoryFolderContents contents = new LLSDInventoryFolderContents();
+            contents.agent_id = invFetch.owner_id;
+            contents.owner_id = invFetch.owner_id;
+            contents.folder_id = invFetch.folder_id;
+
+            reply.folders.Array.Add(contents);
+            InventoryCollection inv = new InventoryCollection();
+            inv.Folders = new List<InventoryFolderBase>();
+            inv.Items = new List<InventoryItemBase>();
+            int version = 0;
+
+            inv = Fetch(invFetch.owner_id, invFetch.folder_id, invFetch.owner_id, invFetch.fetch_folders, invFetch.fetch_items, invFetch.sort_order, out version);
+
+            if (inv.Folders != null)
+            {
+                foreach (InventoryFolderBase invFolder in inv.Folders)
+                {
+                    contents.categories.Array.Add(ConvertInventoryFolder(invFolder));
+                }
+            }
+
+            if (inv.Items != null)
+            {
+                foreach (InventoryItemBase invItem in inv.Items)
+                {
+                    contents.items.Array.Add(ConvertInventoryItem(invItem));
+                }
+            }
+
+            contents.descendents = contents.items.Array.Count + contents.categories.Array.Count;
+            contents.version = version;
+
+            return reply;
+        }
+
+        public InventoryCollection Fetch(UUID agentID, UUID folderID, UUID ownerID,
+                                            bool fetchFolders, bool fetchItems, int sortOrder, out int version)
+        {
+            m_log.DebugFormat(
+                "[WEBFETCHINVENTORYDESCENDANTS]: Fetching folders ({0}), items ({1}) from {2} for agent {3}",
+                fetchFolders, fetchItems, folderID, agentID);
+
+            version = 0;
+            InventoryFolderImpl fold;
+            if (m_LibraryService != null && m_LibraryService.LibraryRootFolder != null && agentID == m_LibraryService.LibraryRootFolder.Owner)
+                if ((fold = m_LibraryService.LibraryRootFolder.FindFolder(folderID)) != null)
+                {
+                    InventoryCollection ret = new InventoryCollection();
+                    ret.Folders = new List<InventoryFolderBase>();
+                    ret.Items = fold.RequestListOfItems();
+
+                    return ret;
+                }
+
+            InventoryCollection contents = new InventoryCollection();
+
+            if (folderID != UUID.Zero)
+            {
+                contents = m_InventoryService.GetFolderContent(agentID, folderID);
+                InventoryFolderBase containingFolder = new InventoryFolderBase();
+                containingFolder.ID = folderID;
+                containingFolder.Owner = agentID;
+                containingFolder = m_InventoryService.GetFolder(containingFolder);
+                if (containingFolder != null)
+                    version = containingFolder.Version;
+            }
+            else
+            {
+                // Lost itemsm don't really need a version
+                version = 1;
+            }
+
+            return contents;
+
+        }
+        /// <summary>
+        /// Convert an internal inventory folder object into an LLSD object.
+        /// </summary>
+        /// <param name="invFolder"></param>
+        /// <returns></returns>
+        private LLSDInventoryFolder ConvertInventoryFolder(InventoryFolderBase invFolder)
+        {
+            LLSDInventoryFolder llsdFolder = new LLSDInventoryFolder();
+            llsdFolder.folder_id = invFolder.ID;
+            llsdFolder.parent_id = invFolder.ParentID;
+            llsdFolder.name = invFolder.Name;
+            if (invFolder.Type < 0 || invFolder.Type >= TaskInventoryItem.Types.Length)
+                llsdFolder.type = "-1";
+            else
+                llsdFolder.type = TaskInventoryItem.Types[invFolder.Type];
+            llsdFolder.preferred_type = "-1";
+
+            return llsdFolder;
+        }
+
+        /// <summary>
+        /// Convert an internal inventory item object into an LLSD object.
+        /// </summary>
+        /// <param name="invItem"></param>
+        /// <returns></returns>
+        private LLSDInventoryItem ConvertInventoryItem(InventoryItemBase invItem)
+        {
+            LLSDInventoryItem llsdItem = new LLSDInventoryItem();
+            llsdItem.asset_id = invItem.AssetID;
+            llsdItem.created_at = invItem.CreationDate;
+            llsdItem.desc = invItem.Description;
+            llsdItem.flags = (int)invItem.Flags;
+            llsdItem.item_id = invItem.ID;
+            llsdItem.name = invItem.Name;
+            llsdItem.parent_id = invItem.Folder;
+            try
+            {
+                // TODO reevaluate after upgrade to libomv >= r2566. Probably should use UtilsConversions.
+                llsdItem.type = TaskInventoryItem.Types[invItem.AssetType];
+                llsdItem.inv_type = TaskInventoryItem.InvTypes[invItem.InvType];
+            }
+            catch (Exception e)
+            {
+                m_log.ErrorFormat("[CAPS]: Problem setting asset {0} inventory {1} types while converting inventory item {2}: {3}", invItem.AssetType, invItem.InvType, invItem.Name, e.Message);
+            }
+            llsdItem.permissions = new LLSDPermissions();
+            llsdItem.permissions.creator_id = invItem.CreatorIdAsUuid;
+            llsdItem.permissions.base_mask = (int)invItem.CurrentPermissions;
+            llsdItem.permissions.everyone_mask = (int)invItem.EveryOnePermissions;
+            llsdItem.permissions.group_id = invItem.GroupID;
+            llsdItem.permissions.group_mask = (int)invItem.GroupPermissions;
+            llsdItem.permissions.is_owner_group = invItem.GroupOwned;
+            llsdItem.permissions.next_owner_mask = (int)invItem.NextPermissions;
+            llsdItem.permissions.owner_id = invItem.Owner;
+            llsdItem.permissions.owner_mask = (int)invItem.CurrentPermissions;
+            llsdItem.sale_info = new LLSDSaleInfo();
+            llsdItem.sale_info.sale_price = invItem.SalePrice;
+            switch (invItem.SaleType)
+            {
+                default:
+                    llsdItem.sale_info.sale_type = "not";
+                    break;
+                case 1:
+                    llsdItem.sale_info.sale_type = "original";
+                    break;
+                case 2:
+                    llsdItem.sale_info.sale_type = "copy";
+                    break;
+                case 3:
+                    llsdItem.sale_info.sale_type = "contents";
+                    break;
+            }
+
+            return llsdItem;
+        }
+
+    }
+}
diff --git a/OpenSim/Capabilities/Handlers/WebFetchInventoryDescendents/WebFetchInvDescServerConnector.cs b/OpenSim/Capabilities/Handlers/WebFetchInventoryDescendents/WebFetchInvDescServerConnector.cs
new file mode 100644
index 0000000..92eeb14
--- /dev/null
+++ b/OpenSim/Capabilities/Handlers/WebFetchInventoryDescendents/WebFetchInvDescServerConnector.cs
@@ -0,0 +1,76 @@
+/*
+ * 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 Nini.Config;
+using OpenSim.Server.Base;
+using OpenSim.Services.Interfaces;
+using OpenSim.Framework.Servers.HttpServer;
+using OpenSim.Server.Handlers.Base;
+using OpenMetaverse;
+
+namespace OpenSim.Capabilities.Handlers
+{
+    public class WebFetchInvDescServerConnector : ServiceConnector
+    {
+        private IInventoryService m_InventoryService;
+        private ILibraryService m_LibraryService;
+        private string m_ConfigName = "CapsService";
+
+        public WebFetchInvDescServerConnector(IConfigSource config, IHttpServer server, string configName) :
+                base(config, server, configName)
+        {
+            if (configName != String.Empty)
+                m_ConfigName = configName;
+
+            IConfig serverConfig = config.Configs[m_ConfigName];
+            if (serverConfig == null)
+                throw new Exception(String.Format("No section '{0}' in config file", m_ConfigName));
+
+            string invService = serverConfig.GetString("InventoryService", String.Empty);
+
+            if (invService == String.Empty)
+                throw new Exception("No InventoryService in config file");
+
+            Object[] args = new Object[] { config };
+            m_InventoryService =
+                    ServerUtils.LoadPlugin<IInventoryService>(invService, args);
+
+            if (m_InventoryService == null)
+                throw new Exception(String.Format("Failed to load InventoryService from {0}; config is {1}", invService, m_ConfigName));
+
+            string libService = serverConfig.GetString("LibraryService", String.Empty);
+            m_LibraryService =
+                    ServerUtils.LoadPlugin<ILibraryService>(libService, args);
+
+            WebFetchInvDescHandler webFetchHandler = new WebFetchInvDescHandler(m_InventoryService, m_LibraryService);
+            IRequestHandler reqHandler = new RestStreamHandler("POST", "/CAPS/WebFetchInvDesc/" /*+ UUID.Random()*/, webFetchHandler.FetchInventoryDescendentsRequest);
+            server.AddStreamHandler(reqHandler);
+        }
+
+    }
+}