1 files changed, 489 insertions, 0 deletions

diff --git a/OpenSim/Region/OptionalModules/Scripting/JsonStore/JsonStoreScriptModule.cs b/OpenSim/Region/OptionalModules/Scripting/JsonStore/JsonStoreScriptModule.cs
new file mode 100644
index 0000000..7aba860
--- /dev/null
+++ b/OpenSim/Region/OptionalModules/Scripting/JsonStore/JsonStoreScriptModule.cs
@@ -0,0 +1,489 @@
+/*
+ * Copyright (c) Contributors 
+ * 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 OpenSim 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 Mono.Addins;
+
+using System;
+using System.Reflection;
+using System.Threading;
+using System.Text;
+using System.Net;
+using System.Net.Sockets;
+using log4net;
+using Nini.Config;
+using OpenMetaverse;
+using OpenMetaverse.StructuredData;
+using OpenSim.Framework;
+using OpenSim.Region.Framework.Interfaces;
+using OpenSim.Region.Framework.Scenes;
+using System.Collections.Generic;
+using System.Text.RegularExpressions;
+
+namespace OpenSim.Region.OptionalModules.Scripting.JsonStore
+{
+    [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "JsonStoreScriptModule")]
+
+    public class JsonStoreScriptModule  : INonSharedRegionModule
+    {
+        private static readonly ILog m_log =
+            LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+        private IConfig m_config = null;
+        private bool m_enabled = false;
+        private Scene m_scene = null;
+
+        private IScriptModuleComms m_comms;
+        private IJsonStoreModule m_store;
+        
+#region IRegionModule Members
+
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// Name of this shared module is it's class name
+        /// </summary>
+        // -----------------------------------------------------------------
+        public string Name
+        {
+            get { return this.GetType().Name; }
+        }
+
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// Initialise this shared module
+        /// </summary>
+        /// <param name="scene">this region is getting initialised</param>
+        /// <param name="source">nini config, we are not using this</param>
+        // -----------------------------------------------------------------
+        public void Initialise(IConfigSource config)
+        {
+            try 
+            {
+                if ((m_config = config.Configs["JsonStore"]) == null)
+                {
+                    // There is no configuration, the module is disabled
+                    m_log.InfoFormat("[JsonStoreScripts] no configuration info");
+                    return;
+                }
+
+                m_enabled = m_config.GetBoolean("Enabled", m_enabled);
+            }
+            catch (Exception e)
+            {
+                m_log.ErrorFormat("[JsonStoreScripts] initialization error: {0}",e.Message);
+                return;
+            }
+
+            m_log.InfoFormat("[JsonStoreScripts] module {0} enabled",(m_enabled ? "is" : "is not"));
+        }
+
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// everything is loaded, perform post load configuration
+        /// </summary>
+        // -----------------------------------------------------------------
+        public void PostInitialise()
+        {
+        }
+
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// Nothing to do on close
+        /// </summary>
+        // -----------------------------------------------------------------
+        public void Close()
+        {
+        }
+
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// </summary>
+        // -----------------------------------------------------------------
+        public void AddRegion(Scene scene)
+        {
+        }
+
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// </summary>
+        // -----------------------------------------------------------------
+        public void RemoveRegion(Scene scene)
+        {
+            // need to remove all references to the scene in the subscription
+            // list to enable full garbage collection of the scene object
+        }
+
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// Called when all modules have been added for a region. This is 
+        /// where we hook up events
+        /// </summary>
+        // -----------------------------------------------------------------
+        public void RegionLoaded(Scene scene)
+        {
+            if (m_enabled)
+            {
+                m_scene = scene;
+                m_comms = m_scene.RequestModuleInterface<IScriptModuleComms>();
+                if (m_comms == null)
+                {
+                    m_log.ErrorFormat("[JsonStoreScripts] ScriptModuleComms interface not defined");
+                    m_enabled = false;
+                    return;
+                }
+
+                m_store = m_scene.RequestModuleInterface<IJsonStoreModule>();
+                if (m_store == null)
+                {
+                    m_log.ErrorFormat("[JsonStoreScripts] JsonModule interface not defined");
+                    m_enabled = false;
+                    return;
+                }
+                    
+                m_comms.RegisterScriptInvocation(this,"JsonCreateStore");
+                m_comms.RegisterScriptInvocation(this,"JsonDestroyStore");
+
+                m_comms.RegisterScriptInvocation(this,"JsonReadNotecard");
+                m_comms.RegisterScriptInvocation(this,"JsonWriteNotecard");
+
+                m_comms.RegisterScriptInvocation(this,"JsonTestPath");
+                m_comms.RegisterScriptInvocation(this,"JsonTestPathJson");
+
+                m_comms.RegisterScriptInvocation(this,"JsonGetValue");
+                m_comms.RegisterScriptInvocation(this,"JsonGetValueJson");
+
+                m_comms.RegisterScriptInvocation(this,"JsonTakeValue");
+                m_comms.RegisterScriptInvocation(this,"JsonTakeValueJson");
+
+                m_comms.RegisterScriptInvocation(this,"JsonReadValue");
+                m_comms.RegisterScriptInvocation(this,"JsonReadValueJson");
+
+                m_comms.RegisterScriptInvocation(this,"JsonSetValue");
+                m_comms.RegisterScriptInvocation(this,"JsonSetValueJson");
+
+                m_comms.RegisterScriptInvocation(this,"JsonRemoveValue");
+            }
+        }
+
+        /// -----------------------------------------------------------------
+        /// <summary>
+        /// </summary>
+        // -----------------------------------------------------------------
+        public Type ReplaceableInterface
+        {
+            get { return null; }
+        }
+
+#endregion
+
+#region ScriptInvocationInteface
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// 
+        /// </summary>
+        // -----------------------------------------------------------------
+        protected void GenerateRuntimeError(string msg)
+        {
+            throw new Exception("JsonStore Runtime Error: " + msg);
+        }
+        
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// 
+        /// </summary>
+        // -----------------------------------------------------------------
+        protected UUID JsonCreateStore(UUID hostID, UUID scriptID, string value)
+        {
+            UUID uuid = UUID.Zero;
+            if (! m_store.CreateStore(value, out uuid))
+                GenerateRuntimeError("Failed to create Json store");
+            
+            return uuid;
+        }
+
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// 
+        /// </summary>
+        // -----------------------------------------------------------------
+        protected int JsonDestroyStore(UUID hostID, UUID scriptID, UUID storeID)
+        {
+            return m_store.DestroyStore(storeID) ? 1 : 0;
+        }
+
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// 
+        /// </summary>
+        // -----------------------------------------------------------------
+        protected UUID JsonReadNotecard(UUID hostID, UUID scriptID, UUID storeID, string path, UUID assetID)
+        {
+            UUID reqID = UUID.Random();
+            Util.FireAndForget(delegate(object o) { DoJsonReadNotecard(reqID,hostID,scriptID,storeID,path,assetID); });
+            return reqID;
+        }
+        
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// 
+        /// </summary>
+        // -----------------------------------------------------------------
+        protected UUID JsonWriteNotecard(UUID hostID, UUID scriptID, UUID storeID, string path, string name)
+        {
+            UUID reqID = UUID.Random();
+            Util.FireAndForget(delegate(object o) { DoJsonWriteNotecard(reqID,hostID,scriptID,storeID,path,name); });
+            return reqID;
+        }
+
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// 
+        /// </summary>
+        // -----------------------------------------------------------------
+        protected int JsonTestPath(UUID hostID, UUID scriptID, UUID storeID, string path)
+        {
+            return m_store.TestPath(storeID,path,false) ? 1 : 0;
+        }
+
+        protected int JsonTestPathJson(UUID hostID, UUID scriptID, UUID storeID, string path)
+        {
+            return m_store.TestPath(storeID,path,true) ? 1 : 0;
+        }
+
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// 
+        /// </summary>
+        // -----------------------------------------------------------------
+        protected int JsonSetValue(UUID hostID, UUID scriptID, UUID storeID, string path, string value)
+        {
+            return m_store.SetValue(storeID,path,value,false) ? 1 : 0;
+        }
+
+        protected int JsonSetValueJson(UUID hostID, UUID scriptID, UUID storeID, string path, string value)
+        {
+            return m_store.SetValue(storeID,path,value,true) ? 1 : 0;
+        }
+
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// 
+        /// </summary>
+        // -----------------------------------------------------------------
+        protected int JsonRemoveValue(UUID hostID, UUID scriptID, UUID storeID, string path)
+        {
+            return m_store.RemoveValue(storeID,path) ? 1 : 0;
+        }
+        
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// 
+        /// </summary>
+        // -----------------------------------------------------------------
+        protected string JsonGetValue(UUID hostID, UUID scriptID, UUID storeID, string path)
+        {
+            string value = String.Empty;
+            m_store.GetValue(storeID,path,false,out value);
+            return value;
+        }
+
+        protected string JsonGetValueJson(UUID hostID, UUID scriptID, UUID storeID, string path)
+        {
+            string value = String.Empty;
+            m_store.GetValue(storeID,path,true, out value);
+            return value;
+        }
+        
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// 
+        /// </summary>
+        // -----------------------------------------------------------------
+        protected UUID JsonTakeValue(UUID hostID, UUID scriptID, UUID storeID, string path)
+        {
+            UUID reqID = UUID.Random();
+            Util.FireAndForget(delegate(object o) { DoJsonTakeValue(scriptID,reqID,storeID,path,false); });
+            return reqID;
+        }
+
+        protected UUID JsonTakeValueJson(UUID hostID, UUID scriptID, UUID storeID, string path)
+        {
+            UUID reqID = UUID.Random();
+            Util.FireAndForget(delegate(object o) { DoJsonTakeValue(scriptID,reqID,storeID,path,true); });
+            return reqID;
+        }
+        
+        private void DoJsonTakeValue(UUID scriptID, UUID reqID, UUID storeID, string path, bool useJson)
+        {
+            try
+            {
+                m_store.TakeValue(storeID,path,useJson,delegate(string value) { DispatchValue(scriptID,reqID,value); });
+                return;
+            }
+            catch (Exception e)
+            {
+                m_log.InfoFormat("[JsonStoreScripts] unable to retrieve value; {0}",e.ToString());
+            }
+            
+            DispatchValue(scriptID,reqID,String.Empty);
+        }
+
+
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// 
+        /// </summary>
+        // -----------------------------------------------------------------
+        protected UUID JsonReadValue(UUID hostID, UUID scriptID, UUID storeID, string path)
+        {
+            UUID reqID = UUID.Random();
+            Util.FireAndForget(delegate(object o) { DoJsonReadValue(scriptID,reqID,storeID,path,false); });
+            return reqID;
+        }
+
+        protected UUID JsonReadValueJson(UUID hostID, UUID scriptID, UUID storeID, string path)
+        {
+            UUID reqID = UUID.Random();
+            Util.FireAndForget(delegate(object o) { DoJsonReadValue(scriptID,reqID,storeID,path,true); });
+            return reqID;
+        }
+        
+        private void DoJsonReadValue(UUID scriptID, UUID reqID, UUID storeID, string path, bool useJson)
+        {
+            try
+            {
+                m_store.ReadValue(storeID,path,useJson,delegate(string value) { DispatchValue(scriptID,reqID,value); });
+                return;
+            }
+            catch (Exception e)
+            {
+                m_log.InfoFormat("[JsonStoreScripts] unable to retrieve value; {0}",e.ToString());
+            }
+            
+            DispatchValue(scriptID,reqID,String.Empty);
+        }
+
+#endregion
+
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// 
+        /// </summary>
+        // -----------------------------------------------------------------
+        protected void DispatchValue(UUID scriptID, UUID reqID, string value)
+        {
+            m_comms.DispatchReply(scriptID,1,value,reqID.ToString());
+        }
+
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// 
+        /// </summary>
+        // -----------------------------------------------------------------
+        private void DoJsonReadNotecard(UUID reqID, UUID hostID, UUID scriptID, UUID storeID, string path, UUID assetID)
+        {
+            AssetBase a = m_scene.AssetService.Get(assetID.ToString());
+            if (a == null)
+                GenerateRuntimeError(String.Format("Unable to find notecard asset {0}",assetID));
+
+            if (a.Type != (sbyte)AssetType.Notecard)
+                GenerateRuntimeError(String.Format("Invalid notecard asset {0}",assetID));
+            
+            m_log.DebugFormat("[JsonStoreScripts] read notecard in context {0}",storeID);
+
+            try 
+            {
+                System.Text.UTF8Encoding enc = new System.Text.UTF8Encoding();
+                string jsondata = SLUtil.ParseNotecardToString(enc.GetString(a.Data));
+                int result = m_store.SetValue(storeID,path,jsondata,true) ? 1 : 0;
+                m_comms.DispatchReply(scriptID,result,"",reqID.ToString());
+                return;
+            }
+            catch (Exception e)
+            {
+                m_log.WarnFormat("[JsonStoreScripts] Json parsing failed; {0}",e.Message);
+            }
+
+            GenerateRuntimeError(String.Format("Json parsing failed for {0}",assetID.ToString()));
+            m_comms.DispatchReply(scriptID,0,"",reqID.ToString());
+        }
+            
+        // -----------------------------------------------------------------
+        /// <summary>
+        /// 
+        /// </summary>
+        // -----------------------------------------------------------------
+        private void DoJsonWriteNotecard(UUID reqID, UUID hostID, UUID scriptID, UUID storeID, string path, string name)
+        {
+            string data;
+            if (! m_store.GetValue(storeID,path,true, out data))
+            {
+                m_comms.DispatchReply(scriptID,0,UUID.Zero.ToString(),reqID.ToString());
+                return;
+            }
+                
+            SceneObjectPart host = m_scene.GetSceneObjectPart(hostID);
+            
+            // Create new asset
+            UUID assetID = UUID.Random();
+            AssetBase asset = new AssetBase(assetID, name, (sbyte)AssetType.Notecard, host.OwnerID.ToString());
+            asset.Description = "Json store";
+
+            int textLength = data.Length;
+            data = "Linden text version 2\n{\nLLEmbeddedItems version 1\n{\ncount 0\n}\nText length "
+                    + textLength.ToString() + "\n" + data + "}\n";
+
+            asset.Data = Util.UTF8.GetBytes(data);
+            m_scene.AssetService.Store(asset);
+
+            // Create Task Entry
+            TaskInventoryItem taskItem = new TaskInventoryItem();
+
+            taskItem.ResetIDs(host.UUID);
+            taskItem.ParentID = host.UUID;
+            taskItem.CreationDate = (uint)Util.UnixTimeSinceEpoch();
+            taskItem.Name = asset.Name;
+            taskItem.Description = asset.Description;
+            taskItem.Type = (int)AssetType.Notecard;
+            taskItem.InvType = (int)InventoryType.Notecard;
+            taskItem.OwnerID = host.OwnerID;
+            taskItem.CreatorID = host.OwnerID;
+            taskItem.BasePermissions = (uint)PermissionMask.All;
+            taskItem.CurrentPermissions = (uint)PermissionMask.All;
+            taskItem.EveryonePermissions = 0;
+            taskItem.NextPermissions = (uint)PermissionMask.All;
+            taskItem.GroupID = host.GroupID;
+            taskItem.GroupPermissions = 0;
+            taskItem.Flags = 0;
+            taskItem.PermsGranter = UUID.Zero;
+            taskItem.PermsMask = 0;
+            taskItem.AssetID = asset.FullID;
+
+            host.Inventory.AddInventoryItem(taskItem, false);
+
+            m_comms.DispatchReply(scriptID,1,assetID.ToString(),reqID.ToString());
+        }
+    }
+}