autogen LSLSyntax version uuid

OpenSim/Framework/Util.cs

@@ -869,6 +869,19 @@ namespace OpenSim.Framework
             return ret;
         }
 
+        public static UUID ComputeSHA1UUID(string src)
+        {
+            return ComputeSHA1UUID(Encoding.Default.GetBytes(src));
+        }
+
+        public static UUID ComputeSHA1UUID(byte[] src)
+        {
+            byte[] ret;
+            using (SHA1CryptoServiceProvider SHA1 = new SHA1CryptoServiceProvider())
+                ret = SHA1.ComputeHash(src);
+            return new UUID(ret, 2);
+        }
+
         public static int fast_distance2d(int x, int y)
         {
             x = Math.Abs(x);

OpenSim/Region/ClientStack/Linden/Caps/SimulatorFeaturesModule.cs

@@ -77,16 +77,17 @@ namespace OpenSim.Region.ClientStack.Linden
         private string m_GridName = string.Empty;
         private string m_GridURL = string.Empty;
 
+        private bool m_doScriptSyntax;
+        static private object m_scriptSyntaxLock = new object();
         static private UUID m_scriptSyntaxID = UUID.Zero;
         static private string m_scriptSyntaxXML;
-        private bool m_doScriptSyntax;
 
         #region ISharedRegionModule Members
 
         public void Initialise(IConfigSource source)
         {
             IConfig config = source.Configs["SimulatorFeatures"];
-            m_doScriptSyntax = false;
+            m_doScriptSyntax = true;
             if (config != null)
             {
                 //
@@ -329,6 +330,8 @@ namespace OpenSim.Region.ClientStack.Linden
         }
 
         private void ReadScriptSyntax()
+        {
+            lock(m_scriptSyntaxLock)
             {
                 if(!m_doScriptSyntax || m_scriptSyntaxID != UUID.Zero)
                     return;
@@ -340,23 +343,21 @@ namespace OpenSim.Region.ClientStack.Linden
                 {
                     using (StreamReader sr = File.OpenText("ScriptSyntax.xml"))
                     {
-                    string version = sr.ReadLine();
-                    if(string.IsNullOrEmpty(version))
-                        return;
-                    if(!UUID.TryParse(version, out m_scriptSyntaxID))
-                        return;
-
                         StringBuilder sb = new StringBuilder(400*1024);
+                        sb.Append("<llsd><map><key>llsd-lsl-syntax-version</key><integer>2</integer>");
+
                         string s="";
                         char[] trimc = new char[] {' ','\t', '\n', '\r'};
                         while((s = sr.ReadLine()) != null)
                         {
                             s = s.Trim(trimc);
-                        if(String.IsNullOrEmpty(s) || s.StartsWith("<--"))
+                            if(String.IsNullOrEmpty(s) || s.StartsWith("<!--"))
                                 continue;
                             sb.Append(s);
                         }
+                        sb.Append("</map></llsd>");
                         m_scriptSyntaxXML = sb.ToString();
+                        m_scriptSyntaxID = Util.ComputeSHA1UUID(m_scriptSyntaxXML);
                     }
                 }
                 catch
@@ -368,3 +369,4 @@ namespace OpenSim.Region.ClientStack.Linden
             }
         }
     }
+}