Some work in progress LLSD serialise / de-serialise functions.

2007-06-25 18:31:47 +00:00 · 2007-06-25 18:31:47 +00:00 · 49b9913210
parent bc1862ecde
commit 49b9913210
4 changed files with 215 additions and 24 deletions
--- a/Common/OpenSim.Framework/LLSDHelpers.cs
+++ b/Common/OpenSim.Framework/LLSDHelpers.cs
@ -0,0 +1,173 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Text;
+using System.IO;
+using System.Xml;
+using libsecondlife;
+
+namespace OpenSim.Framework
+{
+    public class LLSDHelpers
+    {
+        public static string SerialiseLLSDReply(object obj)
+        {
+            StringWriter sw = new StringWriter();
+            XmlTextWriter writer = new XmlTextWriter(sw);
+            writer.Formatting = Formatting.None;
+            writer.WriteStartElement(String.Empty, "llsd", String.Empty);
+            LLSDHelpers.SerializeLLSDType(writer, obj);
+            writer.WriteEndElement();
+            writer.Close();
+            return sw.ToString();
+        }
+
+        public static void SerializeLLSDType(XmlTextWriter writer, object obj)
+        {
+            Type myType = obj.GetType();
+            LLSDType[] llsdattributes = (LLSDType[])myType.GetCustomAttributes(typeof(LLSDType), false);
+            if (llsdattributes.Length > 0)
+            {
+                switch (llsdattributes[0].ObjectType)
+                {
+                    case "MAP":
+                        writer.WriteStartElement(String.Empty, "map", String.Empty);
+                        System.Reflection.FieldInfo[] fields = myType.GetFields();
+                        for (int i = 0; i < fields.Length; i++)
+                        {
+                            object fieldValue = fields[i].GetValue(obj);
+                            LLSDType[] fieldAttributes = (LLSDType[])fieldValue.GetType().GetCustomAttributes(typeof(LLSDType), false);
+                            if (fieldAttributes.Length > 0)
+                            {
+                                writer.WriteStartElement(String.Empty, "key", String.Empty);
+                                writer.WriteString(fields[i].Name);
+                                writer.WriteEndElement();
+                                SerializeLLSDType(writer, fieldValue);
+                            }
+                            else
+                            {
+                                //Console.WriteLine("LLSD field name" + fields[i].Name + " , " + fields[i].GetValue(obj).GetType());
+                                writer.WriteStartElement(String.Empty, "key", String.Empty);
+                                writer.WriteString(fields[i].Name);
+                                writer.WriteEndElement();
+                                LLSD.LLSDWriteOne(writer, fieldValue);
+                            }
+                        }
+                        writer.WriteEndElement();
+                        break;
+                    case "ARRAY":
+                        // LLSDArray arrayObject = obj as LLSDArray;
+                        // ArrayList a = arrayObject.Array;
+                        ArrayList a = (ArrayList)obj.GetType().GetField("Array").GetValue(obj);
+                        writer.WriteStartElement(String.Empty, "array", String.Empty);
+                        foreach (object item in a)
+                        {
+                            SerializeLLSDType(writer, item);
+                        }
+                        writer.WriteEndElement();
+                        break;
+                }
+            }
+            else
+            {
+                LLSD.LLSDWriteOne(writer, obj);
+            }
+        }
+
+        public static object DeserialiseLLSDMap(Hashtable llsd, object obj)
+        {
+            Type myType = obj.GetType();
+            LLSDType[] llsdattributes = (LLSDType[])myType.GetCustomAttributes(typeof(LLSDType), false);
+            if (llsdattributes.Length > 0)
+            {
+                switch (llsdattributes[0].ObjectType)
+                {
+                    case "MAP":
+                        IDictionaryEnumerator enumerator = llsd.GetEnumerator();
+                        while (enumerator.MoveNext())
+                        {
+                            System.Reflection.FieldInfo field = myType.GetField((string)enumerator.Key);
+                            if (field != null)
+                            {
+                                field.SetValue(obj, enumerator.Value);
+                            }
+                        }
+                        break;
+                }
+            }
+            return obj;
+        }
+    }
+
+    [LLSDType("MAP")]
+    public class LLSDMapLayer
+    {
+        public int Left = 0;
+        public int Right = 0;
+        public int Top = 0;
+        public int Bottom = 0;
+        public LLUUID ImageID = LLUUID.Zero;
+
+        public LLSDArray TestArray = new LLSDArray();
+        public LLSDMapLayer()
+        {
+
+        }
+    }
+
+    [LLSDType("ARRAY")]
+    public class LLSDArray
+    {
+        public ArrayList Array = new ArrayList();
+
+        public LLSDArray()
+        {
+
+        }
+    }
+
+    [LLSDType("MAP")]
+    public class LLSDMapRequest
+    {
+        public int Flags = 0;
+
+        public LLSDMapRequest()
+        {
+
+        }
+    }
+
+    [LLSDType("MAP")]
+    public class LLSDTest
+    {
+        public int Test1 = 20;
+        public int Test2 = 10;
+
+        public LLSDTest()
+        {
+
+        }
+    }
+
+
+    [AttributeUsage(AttributeTargets.Class)]
+    public class LLSDType : Attribute
+    {
+        private string myHandler;
+
+
+        public LLSDType(string type)
+        {
+            myHandler = type;
+
+        }
+
+        public string ObjectType
+        {
+            get
+            {
+                return myHandler;
+            }
+        }
+    }
+}
--- a/Common/OpenSim.Framework/OpenSim.Framework.csproj
+++ b/Common/OpenSim.Framework/OpenSim.Framework.csproj
@ -1,4 +1,4 @@
-<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
  <PropertyGroup>
    <ProjectType>Local</ProjectType>
    <ProductVersion>8.0.50727</ProductVersion>
@ -6,7 +6,8 @@
    <ProjectGuid>{8ACA2445-0000-0000-0000-000000000000}</ProjectGuid>
    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ApplicationIcon></ApplicationIcon>
+    <ApplicationIcon>
+    </ApplicationIcon>
    <AssemblyKeyContainerName>
    </AssemblyKeyContainerName>
    <AssemblyName>OpenSim.Framework</AssemblyName>
@ -15,9 +16,11 @@
    <DefaultTargetSchema>IE50</DefaultTargetSchema>
    <DelaySign>false</DelaySign>
    <OutputType>Library</OutputType>
-    <AppDesignerFolder></AppDesignerFolder>
+    <AppDesignerFolder>
+    </AppDesignerFolder>
    <RootNamespace>OpenSim.Framework</RootNamespace>
-    <StartupObject></StartupObject>
+    <StartupObject>
+    </StartupObject>
    <FileUpgradeFlags>
    </FileUpgradeFlags>
  </PropertyGroup>
@ -28,7 +31,8 @@
    <ConfigurationOverrideFile>
    </ConfigurationOverrideFile>
    <DefineConstants>TRACE;DEBUG</DefineConstants>
-    <DocumentationFile></DocumentationFile>
+    <DocumentationFile>
+    </DocumentationFile>
    <DebugSymbols>True</DebugSymbols>
    <FileAlignment>4096</FileAlignment>
    <Optimize>False</Optimize>
@ -37,7 +41,8 @@
    <RemoveIntegerChecks>False</RemoveIntegerChecks>
    <TreatWarningsAsErrors>False</TreatWarningsAsErrors>
    <WarningLevel>4</WarningLevel>
-    <NoWarn></NoWarn>
+    <NoWarn>
+    </NoWarn>
  </PropertyGroup>
  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
    <AllowUnsafeBlocks>False</AllowUnsafeBlocks>
@ -46,7 +51,8 @@
    <ConfigurationOverrideFile>
    </ConfigurationOverrideFile>
    <DefineConstants>TRACE</DefineConstants>
-    <DocumentationFile></DocumentationFile>
+    <DocumentationFile>
+    </DocumentationFile>
    <DebugSymbols>False</DebugSymbols>
    <FileAlignment>4096</FileAlignment>
    <Optimize>True</Optimize>
@ -55,22 +61,24 @@
    <RemoveIntegerChecks>False</RemoveIntegerChecks>
    <TreatWarningsAsErrors>False</TreatWarningsAsErrors>
    <WarningLevel>4</WarningLevel>
-    <NoWarn></NoWarn>
+    <NoWarn>
+    </NoWarn>
  </PropertyGroup>
  <ItemGroup>
-    <Reference Include="Db4objects.Db4o.dll" >
+    <Reference Include="Db4objects.Db4o.dll">
      <HintPath>..\..\bin\Db4objects.Db4o.dll</HintPath>
      <Private>False</Private>
    </Reference>
-    <Reference Include="libsecondlife.dll" >
+    <Reference Include="libsecondlife.dll">
      <HintPath>..\..\bin\libsecondlife.dll</HintPath>
      <Private>False</Private>
    </Reference>
-    <Reference Include="System" >
+    <Reference Include="System">
      <HintPath>System.dll</HintPath>
      <Private>False</Private>
    </Reference>
-    <Reference Include="System.Xml" >
+    <Reference Include="System.Data" />
+    <Reference Include="System.Xml">
      <HintPath>System.Xml.dll</HintPath>
      <Private>False</Private>
    </Reference>
@ -80,13 +88,13 @@
      <Name>OpenSim.Framework.Console</Name>
      <Project>{A7CD0630-0000-0000-0000-000000000000}</Project>
      <Package>{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</Package>
-			<Private>False</Private>
+      <Private>False</Private>
    </ProjectReference>
    <ProjectReference Include="..\XmlRpcCS\XMLRPC.csproj">
      <Name>XMLRPC</Name>
      <Project>{8E81D43C-0000-0000-0000-000000000000}</Project>
      <Package>{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</Package>
-			<Private>False</Private>
+      <Private>False</Private>
    </ProjectReference>
  </ItemGroup>
  <ItemGroup>
@ -102,6 +110,7 @@
    <Compile Include="IRegionCommsListener.cs">
      <SubType>Code</SubType>
    </Compile>
+    <Compile Include="LLSDHelpers.cs" />
    <Compile Include="Logger.cs">
      <SubType>Code</SubType>
    </Compile>
--- a/Common/OpenSim.Framework/OpenSim.Framework.dll.build
+++ b/Common/OpenSim.Framework/OpenSim.Framework.dll.build
@ -15,6 +15,7 @@
                <include name="AuthenticateSessionBase.cs" />
                <include name="BlockingQueue.cs" />
                <include name="IRegionCommsListener.cs" />
+                <include name="LLSDHelpers.cs" />
                <include name="Logger.cs" />
                <include name="LoginService.cs" />
                <include name="RegionCommsListener.cs" />
--- a/OpenSim/OpenSim.Region/Caps.cs
+++ b/OpenSim/OpenSim.Region/Caps.cs
@ -1,8 +1,11 @@
 using System;
+using System.Collections;
 using System.Collections.Generic;
 using System.Text;
 using System.IO;
+using System.Xml;
 using OpenSim.Servers;
+using OpenSim.Framework;
 using OpenSim.Framework.Utilities;
 using OpenSim.Framework.Types;
 using OpenSim.Caches;
@ -91,6 +94,11 @@ namespace OpenSim.Region
        /// <returns></returns>
        public string MapLayer(string request, string path, string param)
        {
+            Encoding _enc = System.Text.Encoding.UTF8;
+            Hashtable hash =(Hashtable) LLSD.LLSDDeserialize(_enc.GetBytes(request));
+            LLSDMapRequest mapReq = new LLSDMapRequest();
+            LLSDHelpers.DeserialiseLLSDMap(hash, mapReq );
+
            string res = "<llsd><map><key>AgentData</key><map><key>Flags</key><integer>0</integer></map><key>LayerData</key><array>";
            res += this.BuildLLSDMapLayerResponse();
            res += "</array></map></llsd>";
@ -123,14 +131,14 @@ namespace OpenSim.Region

        public string ProcessEventQueue(string request, string path, string param)
        {
-         //  Console.WriteLine("event queue request " + request);
+            //  Console.WriteLine("event queue request " + request);
            string res = "";
            int timer = 0;

-           /*while ((timer < 200) || (this.CapsEventQueue.Count < 1))
-            {
-                timer++;
-            }*/
+            /*while ((timer < 200) || (this.CapsEventQueue.Count < 1))
+             {
+                 timer++;
+             }*/
            if (this.CapsEventQueue.Count > 0)
            {
                lock (this.CapsEventQueue)
@ -152,9 +160,9 @@ namespace OpenSim.Region
            res += "<key>events</key><array><map>";
            res += "<key>message</key><string>EstablishAgentCommunication</string>";
            res += "<key>body</key><map>";
-            res += "<key>sim-ip-and-port</key><string>"+ipAddressPort +"</string>";
-            res += "<key>seed-capability</key><string>"+caps+"</string>";
-            res += "<key>agent-id</key><uuid>"+this.agentID.ToStringHyphenated()+"</uuid>";
+            res += "<key>sim-ip-and-port</key><string>" + ipAddressPort + "</string>";
+            res += "<key>seed-capability</key><string>" + caps + "</string>";
+            res += "<key>agent-id</key><uuid>" + this.agentID.ToStringHyphenated() + "</uuid>";
            res += "</map>";
            res += "</map></array>";
            res += "</map></llsd>";
@ -195,7 +203,7 @@ namespace OpenSim.Region

        public void UploadHandler(LLUUID assetID, LLUUID inventoryItem, byte[] data)
        {
-           // Console.WriteLine("upload handler called");
+            // Console.WriteLine("upload handler called");
            AssetBase asset;
            asset = new AssetBase();
            asset.FullID = assetID;