3 files changed, 122 insertions, 34 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 61a6907..c5392b5 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -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()
@@ -7047,10 +7069,12 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             shapeBlock.PathScaleX = 100;
             shapeBlock.PathScaleY = 150;
 
-            if (type != (int)ScriptBaseClass.PRIM_SCULPT_TYPE_CYLINDER &&
-                type != (int)ScriptBaseClass.PRIM_SCULPT_TYPE_PLANE &&
-                type != (int)ScriptBaseClass.PRIM_SCULPT_TYPE_SPHERE &&
-                type != (int)ScriptBaseClass.PRIM_SCULPT_TYPE_TORUS)
+            int flag = type & (ScriptBaseClass.PRIM_SCULPT_FLAG_INVERT | ScriptBaseClass.PRIM_SCULPT_FLAG_MIRROR);
+
+            if (type != (ScriptBaseClass.PRIM_SCULPT_TYPE_CYLINDER | flag) &&
+                type != (ScriptBaseClass.PRIM_SCULPT_TYPE_PLANE | flag) &&
+                type != (ScriptBaseClass.PRIM_SCULPT_TYPE_SPHERE | flag) &&
+                type != (ScriptBaseClass.PRIM_SCULPT_TYPE_TORUS | flag))
             {
                 // default
                 type = (int)ScriptBaseClass.PRIM_SCULPT_TYPE_SPHERE;
@@ -8151,23 +8175,40 @@ 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 +8290,52 @@ 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 +8414,12 @@ 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 +8428,40 @@ 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)