5 files changed, 145 insertions, 35 deletions

diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/AsyncCommandManager.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/AsyncCommandManager.cs
index ee32755..14edde4 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/AsyncCommandManager.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/AsyncCommandManager.cs
@@ -137,7 +137,9 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             if (cmdHandlerThread == null)
             {
                 // Start the thread that will be doing the work
-                cmdHandlerThread = Watchdog.StartThread(CmdHandlerThreadLoop, "AsyncLSLCmdHandlerThread", ThreadPriority.Normal, true);
+                cmdHandlerThread
+                    = Watchdog.StartThread(
+                        CmdHandlerThreadLoop, "AsyncLSLCmdHandlerThread", ThreadPriority.Normal, true, true);
             }
         }
 
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
index 0bdd84a..525c3c3 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -3845,7 +3845,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             // Single prim
             if (m_host.LinkNum == 0)
             {
-                if (linknum == 0)
+                if (linknum == 0 || linknum == ScriptBaseClass.LINK_ROOT)
                     return m_host.Name;
                 else
                     return UUID.Zero.ToString();
@@ -6376,16 +6376,38 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             }
         }
 
-        public void llSitTarget(LSL_Vector offset, LSL_Rotation rot)
+        protected void SitTarget(SceneObjectPart part, LSL_Vector offset, LSL_Rotation rot)
         {
-            m_host.AddScriptLPS(1);
             // LSL quaternions can normalize to 0, normal Quaternions can't.
             if (rot.s == 0 && rot.x == 0 && rot.y == 0 && rot.z == 0)
                 rot.z = 1; // ZERO_ROTATION = 0,0,0,1
 
-            m_host.SitTargetPosition = new Vector3((float)offset.x, (float)offset.y, (float)offset.z);
-            m_host.SitTargetOrientation = Rot2Quaternion(rot);
-            m_host.ParentGroup.HasGroupChanged = true;
+            part.SitTargetPosition = new Vector3((float)offset.x, (float)offset.y, (float)offset.z);
+            part.SitTargetOrientation = Rot2Quaternion(rot);
+            part.ParentGroup.HasGroupChanged = true;
+        }
+
+        public void llSitTarget(LSL_Vector offset, LSL_Rotation rot)
+        {
+            m_host.AddScriptLPS(1);
+            SitTarget(m_host, offset, rot);
+        }
+
+        public void llLinkSitTarget(LSL_Integer link, LSL_Vector offset, LSL_Rotation rot)
+        {
+            m_host.AddScriptLPS(1);
+            if (link == ScriptBaseClass.LINK_ROOT)
+                SitTarget(m_host.ParentGroup.RootPart, offset, rot);
+            else if (link == ScriptBaseClass.LINK_THIS)
+                SitTarget(m_host, offset, rot);
+            else
+            {
+                SceneObjectPart part = m_host.ParentGroup.GetLinkNumPart(link);
+                if (null != part)
+                {
+                    SitTarget(part, offset, rot);
+                }
+            }
         }
 
         public LSL_String llAvatarOnSitTarget()
@@ -8151,23 +8173,40 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
         {
             m_host.AddScriptLPS(1);
             ScriptSleep(1000);
+            return GetPrimMediaParams(m_host, face, rules);
+        }
 
+        public LSL_List llGetLinkMedia(LSL_Integer link, LSL_Integer face, LSL_List rules)
+        {
+            m_host.AddScriptLPS(1);
+            ScriptSleep(1000);
+            if (link == ScriptBaseClass.LINK_ROOT)
+                return GetPrimMediaParams(m_host.ParentGroup.RootPart, face, rules);
+            else if (link == ScriptBaseClass.LINK_THIS)
+                return GetPrimMediaParams(m_host, face, rules);
+            else
+            {
+                SceneObjectPart part = m_host.ParentGroup.GetLinkNumPart(link);
+                if (null != part)
+                    return GetPrimMediaParams(part, face, rules);
+            }
+
+            return new LSL_List();
+        }
+
+        private LSL_List GetPrimMediaParams(SceneObjectPart part, int face, LSL_List rules)
+        {
             // LSL Spec http://wiki.secondlife.com/wiki/LlGetPrimMediaParams says to fail silently if face is invalid
             // TODO: Need to correctly handle case where a face has no media (which gives back an empty list).
             // Assuming silently fail means give back an empty list.  Ideally, need to check this.
-            if (face < 0 || face > m_host.GetNumberOfSides() - 1)
+            if (face < 0 || face > part.GetNumberOfSides() - 1)
                 return new LSL_List();
 
-            return GetPrimMediaParams(face, rules);
-        }
-
-        private LSL_List GetPrimMediaParams(int face, LSL_List rules)
-        {
             IMoapModule module = m_ScriptEngine.World.RequestModuleInterface<IMoapModule>();
             if (null == module)
-                throw new Exception("Media on a prim functions not available");
+                return new LSL_List();
 
-            MediaEntry me = module.GetMediaEntry(m_host, face);
+            MediaEntry me = module.GetMediaEntry(part, face);
 
             // As per http://wiki.secondlife.com/wiki/LlGetPrimMediaParams
             if (null == me)
@@ -8249,33 +8288,52 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
                     case ScriptBaseClass.PRIM_MEDIA_PERMS_CONTROL:
                         res.Add(new LSL_Integer((int)me.ControlPermissions));
                         break;
+
+                    default: return ScriptBaseClass.LSL_STATUS_MALFORMED_PARAMS;
                 }
             }
 
             return res;
         }
 
-        public LSL_Integer llSetPrimMediaParams(int face, LSL_List rules)
+        public LSL_Integer llSetPrimMediaParams(LSL_Integer face, LSL_List rules)
         {
             m_host.AddScriptLPS(1);
             ScriptSleep(1000);
+            return SetPrimMediaParams(m_host, face, rules);
+        }
 
-            // LSL Spec http://wiki.secondlife.com/wiki/LlSetPrimMediaParams says to fail silently if face is invalid
-            // Assuming silently fail means sending back LSL_STATUS_OK.  Ideally, need to check this.
-            // Don't perform the media check directly
-            if (face < 0 || face > m_host.GetNumberOfSides() - 1)
-                return ScriptBaseClass.LSL_STATUS_OK;
+        public LSL_Integer llSetLinkMedia(LSL_Integer link, LSL_Integer face, LSL_List rules)
+        {
+            m_host.AddScriptLPS(1);
+            ScriptSleep(1000);
+            if (link == ScriptBaseClass.LINK_ROOT)
+                return SetPrimMediaParams(m_host.ParentGroup.RootPart, face, rules);
+            else if (link == ScriptBaseClass.LINK_THIS)
+                return SetPrimMediaParams(m_host, face, rules);
+            else
+            {
+                SceneObjectPart part = m_host.ParentGroup.GetLinkNumPart(link);
+                if (null != part)
+                    return SetPrimMediaParams(part, face, rules);
+            }
 
-            return SetPrimMediaParams(face, rules);
+            return ScriptBaseClass.LSL_STATUS_NOT_FOUND;
         }
 
-        private LSL_Integer SetPrimMediaParams(int face, LSL_List rules)
+        private LSL_Integer SetPrimMediaParams(SceneObjectPart part, LSL_Integer face, LSL_List rules)
         {
+            // LSL Spec http://wiki.secondlife.com/wiki/LlSetPrimMediaParams says to fail silently if face is invalid
+            // Assuming silently fail means sending back LSL_STATUS_OK.  Ideally, need to check this.
+            // Don't perform the media check directly
+            if (face < 0 || face > part.GetNumberOfSides() - 1)
+                return ScriptBaseClass.LSL_STATUS_NOT_FOUND;
+
             IMoapModule module = m_ScriptEngine.World.RequestModuleInterface<IMoapModule>();
             if (null == module)
-                throw new Exception("Media on a prim functions not available");
+                return ScriptBaseClass.LSL_STATUS_NOT_SUPPORTED;
 
-            MediaEntry me = module.GetMediaEntry(m_host, face);
+            MediaEntry me = module.GetMediaEntry(part, face);
             if (null == me)
                 me = new MediaEntry();
 
@@ -8354,10 +8412,12 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
                     case ScriptBaseClass.PRIM_MEDIA_PERMS_CONTROL:
                         me.ControlPermissions = (MediaPermission)(byte)(int)rules.GetLSLIntegerItem(i++);
                         break;
+
+                    default: return ScriptBaseClass.LSL_STATUS_MALFORMED_PARAMS;
                 }
             }
 
-            module.SetMediaEntry(m_host, face, me);
+            module.SetMediaEntry(part, face, me);
 
             return ScriptBaseClass.LSL_STATUS_OK;
         }
@@ -8366,18 +8426,40 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
         {
             m_host.AddScriptLPS(1);
             ScriptSleep(1000);
+            return ClearPrimMedia(m_host, face);
+        }
 
+        public LSL_Integer llClearLinkMedia(LSL_Integer link, LSL_Integer face)
+        {
+            m_host.AddScriptLPS(1);
+            ScriptSleep(1000);
+            if (link == ScriptBaseClass.LINK_ROOT)
+                return ClearPrimMedia(m_host.ParentGroup.RootPart, face);
+            else if (link == ScriptBaseClass.LINK_THIS)
+                return ClearPrimMedia(m_host, face);
+            else
+            {
+                SceneObjectPart part = m_host.ParentGroup.GetLinkNumPart(link);
+                if (null != part)
+                    return ClearPrimMedia(part, face);
+            }
+
+            return ScriptBaseClass.LSL_STATUS_NOT_FOUND;
+        }
+
+        private LSL_Integer ClearPrimMedia(SceneObjectPart part, LSL_Integer face)
+        {
             // LSL Spec http://wiki.secondlife.com/wiki/LlClearPrimMedia says to fail silently if face is invalid
             // Assuming silently fail means sending back LSL_STATUS_OK.  Ideally, need to check this.
             // FIXME: Don't perform the media check directly
-            if (face < 0 || face > m_host.GetNumberOfSides() - 1)
-                return ScriptBaseClass.LSL_STATUS_OK;
+            if (face < 0 || face > part.GetNumberOfSides() - 1)
+                return ScriptBaseClass.LSL_STATUS_NOT_FOUND;
 
             IMoapModule module = m_ScriptEngine.World.RequestModuleInterface<IMoapModule>();
             if (null == module)
-                throw new Exception("Media on a prim functions not available");
+                return ScriptBaseClass.LSL_STATUS_NOT_SUPPORTED;
 
-            module.ClearMediaEntry(m_host, face);
+            module.ClearMediaEntry(part, face);
 
             return ScriptBaseClass.LSL_STATUS_OK;
         }
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
index c55e2ae..ff1f5fd 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
@@ -2740,7 +2740,9 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             CheckThreatLevel(ThreatLevel.Moderate, "osSetSpeed");
             m_host.AddScriptLPS(1);
             ScenePresence avatar = World.GetScenePresence(new UUID(UUID));
-            avatar.SpeedModifier = (float)SpeedModifier;
+
+            if (avatar != null)
+                avatar.SpeedModifier = (float)SpeedModifier;
         }
         
         public void osKickAvatar(string FirstName,string SurName,string alert)
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/ILSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/ILSL_Api.cs
index 6106a65..0f53bc3 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/ILSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/ILSL_Api.cs
@@ -64,6 +64,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
           LSL_List llCastRay(LSL_Vector start, LSL_Vector end, LSL_List options);
        LSL_Integer llCeil(double f);
               void llClearCameraParams();
+       LSL_Integer llClearLinkMedia(LSL_Integer link, LSL_Integer face);
        LSL_Integer llClearPrimMedia(LSL_Integer face);
               void llCloseRemoteDataChannel(string channel);
          LSL_Float llCloud(LSL_Vector offset);
@@ -139,7 +140,8 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
         LSL_String llGetLinkName(int linknum);
        LSL_Integer llGetLinkNumber();
        LSL_Integer llGetLinkNumberOfSides(int link);
-       LSL_List    llGetLinkPrimitiveParams(int linknum, LSL_List rules);
+          LSL_List llGetLinkMedia(LSL_Integer link, LSL_Integer face, LSL_List rules);
+          LSL_List llGetLinkPrimitiveParams(int linknum, LSL_List rules);
        LSL_Integer llGetListEntryType(LSL_List src, int index);
        LSL_Integer llGetListLength(LSL_List src);
         LSL_Vector llGetLocalPos();
@@ -218,6 +220,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
         LSL_String llGetDisplayName(string id);
         LSL_String llRequestDisplayName(string id);
         void llLinkParticleSystem(int linknum, LSL_List rules);
+        void llLinkSitTarget(LSL_Integer link, LSL_Vector offset, LSL_Rotation rot);
         LSL_String llList2CSV(LSL_List src);
          LSL_Float llList2Float(LSL_List src, int index);
        LSL_Integer llList2Integer(LSL_List src, int index);
@@ -334,6 +337,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
               void llSetInventoryPermMask(string item, int mask, int value);
               void llSetLinkAlpha(int linknumber, double alpha, int face);
               void llSetLinkColor(int linknumber, LSL_Vector color, int face);
+       LSL_Integer llSetLinkMedia(LSL_Integer link, LSL_Integer face, LSL_List rules);
               void llSetLinkPrimitiveParams(int linknumber, LSL_List rules);
               void llSetLinkTexture(int linknumber, string texture, int face);
               void llSetLinkTextureAnim(int linknum, int mode, int face, int sizex, int sizey, double start, double length, double rate);
@@ -344,7 +348,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
               void llSetParcelMusicURL(string url);
               void llSetPayPrice(int price, LSL_List quick_pay_buttons);
               void llSetPos(LSL_Vector pos);
-       LSL_Integer llSetPrimMediaParams(int face, LSL_List rules);
+       LSL_Integer llSetPrimMediaParams(LSL_Integer face, LSL_List rules);
               void llSetPrimitiveParams(LSL_List rules);
               void llSetLinkPrimitiveParamsFast(int linknum, LSL_List rules);
               void llSetPrimURL(string url);
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LSL_Stub.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LSL_Stub.cs
index 83550a5..f8e3c36 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LSL_Stub.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LSL_Stub.cs
@@ -1688,6 +1688,11 @@ namespace OpenSim.Region.ScriptEngine.Shared.ScriptBase
             m_LSL_Functions.llSitTarget(offset, rot);
         }
 
+        public void llLinkSitTarget(LSL_Integer link, LSL_Vector offset, LSL_Rotation rot)
+        {
+            m_LSL_Functions.llLinkSitTarget(link, offset, rot);
+        }
+
         public void llSleep(double sec)
         {
             m_LSL_Functions.llSleep(sec);
@@ -1882,17 +1887,32 @@ namespace OpenSim.Region.ScriptEngine.Shared.ScriptBase
         {
             return m_LSL_Functions.llGetPrimMediaParams(face, rules);
         }
-        
+
+        public LSL_List llGetLinkMedia(LSL_Integer link, LSL_Integer face, LSL_List rules)
+        {
+            return m_LSL_Functions.llGetLinkMedia(link, face, rules);
+        }
+
         public LSL_Integer llSetPrimMediaParams(int face, LSL_List rules)
         {
             return m_LSL_Functions.llSetPrimMediaParams(face, rules);
         }
-        
+
+        public LSL_Integer llSetLinkMedia(LSL_Integer link, LSL_Integer face, LSL_List rules)
+        {
+            return m_LSL_Functions.llSetLinkMedia(link, face, rules);
+        }
+
         public LSL_Integer llClearPrimMedia(LSL_Integer face)
         {
             return m_LSL_Functions.llClearPrimMedia(face);
         }
 
+        public LSL_Integer llClearLinkMedia(LSL_Integer link, LSL_Integer face)
+        {
+            return m_LSL_Functions.llClearLinkMedia(link, face);
+        }
+
         public void print(string str)
         {
             m_LSL_Functions.print(str);