Make "show object part" command correctly display script status.

Uses new IEntityInventory.TryGetScriptInstanceRunning()
Makes it clearer that TaskInventoryItem.ScriptRunning cannot be used as it is temporary and not updated.

OpenSim/Framework/TaskInventoryDictionary.cs

@@ -35,10 +35,12 @@ using OpenMetaverse;
 namespace OpenSim.Framework
 {
     /// <summary>
-    /// A dictionary for task inventory.
+    /// A dictionary containing task inventory items.  Indexed by item UUID.
     /// </summary>
+    /// <remarks>
     /// This class is not thread safe.  Callers must synchronize on Dictionary methods or Clone() this object before
     /// iterating over it.
+    /// </remarks>
     public class TaskInventoryDictionary : Dictionary<UUID, TaskInventoryItem>,
                                            ICloneable, IXmlSerializable
     {

OpenSim/Framework/TaskInventoryItem.cs

@@ -73,9 +73,6 @@ namespace OpenSim.Framework
 
         private bool _ownerChanged = false;
 
-        // This used ONLY during copy. It can't be relied on at other times!
-        private bool _scriptRunning = true;
-
         public UUID AssetID {
             get {
                 return _assetID;
@@ -353,14 +350,13 @@ namespace OpenSim.Framework
             }
         }
 
-        public bool ScriptRunning {
-            get {
-                return _scriptRunning;
-            }
-            set {
-                _scriptRunning = value;
-            }
-        }
+        /// <summary>
+        /// This used ONLY during copy. It can't be relied on at other times!
+        /// </summary>
+        /// <remarks>
+        /// For true script running status, use IEntityInventory.TryGetScriptInstanceRunning() for now.
+        /// </remarks>
+        public bool ScriptRunning { get; set; }
 
         // See ICloneable
 
@@ -388,6 +384,7 @@ namespace OpenSim.Framework
 
         public TaskInventoryItem()
         {
+            ScriptRunning = true;
             CreationDate = (uint)(DateTime.UtcNow - new DateTime(1970, 1, 1)).TotalSeconds;
         }
     }

OpenSim/Region/CoreModules/Avatar/Attachments/AttachmentsModule.cs

@@ -571,9 +571,9 @@ namespace OpenSim.Region.CoreModules.Avatar.Attachments
 
             if (grp.HasGroupChanged)
             {
-//                m_log.DebugFormat(
-//                    "[ATTACHMENTS MODULE]: Updating asset for attachment {0}, attachpoint {1}",
-//                    grp.UUID, grp.AttachmentPoint);
+                m_log.DebugFormat(
+                    "[ATTACHMENTS MODULE]: Updating asset for attachment {0}, attachpoint {1}",
+                    grp.UUID, grp.AttachmentPoint);
 
                 string sceneObjectXml = SceneObjectSerializer.ToOriginalXmlFormat(grp, scriptedState);
 

OpenSim/Region/CoreModules/World/Objects/Commands/ObjectCommandsModule.cs

@@ -606,12 +606,18 @@ namespace OpenSim.Region.CoreModules.World.Objects.Commands
             cdt.AddColumn("Asset UUID", 36);
 
             foreach (TaskInventoryItem item in inv.GetInventoryItems())
+            {
+                bool foundScriptInstance, scriptRunning;
+                foundScriptInstance
+                    = SceneObjectPartInventory.TryGetScriptInstanceRunning(m_scene, item, out scriptRunning);
+
                 cdt.AddRow(
                     item.Name,
                     ((InventoryType)item.InvType).ToString(),
-                    (InventoryType)item.InvType == InventoryType.LSL ? item.ScriptRunning.ToString() : "n/a",
+                    foundScriptInstance ? scriptRunning.ToString() : "n/a",
                     item.ItemID.ToString(),
                     item.AssetID.ToString());
+            }
 
             return sb.Append(cdt.ToString());
         }

OpenSim/Region/Framework/Interfaces/IEntityInventory.cs

@@ -149,6 +149,19 @@ namespace OpenSim.Region.Framework.Interfaces
         /// <param name="itemId"></param>
         void StopScriptInstance(UUID itemId);
 
+        /// <summary>
+        /// Try to get the script running status.
+        /// </summary>
+        /// <returns>
+        /// Returns true if a script for the item was found in one of the simulator's script engines.  In this case,
+        /// the running parameter will reflect the running status.
+        /// Returns false if the item could not be found, if the item is not a script or if a script instance for the
+        /// item was not found in any of the script engines.  In this case, running status is irrelevant.
+        /// </returns>
+        /// <param name='itemId'></param>
+        /// <param name='running'></param>
+        bool TryGetScriptInstanceRunning(UUID itemId, out bool running);
+
         /// <summary>
         /// Add an item to this entity's inventory.  If an item with the same name already exists, then an alternative
         /// name is chosen.

OpenSim/Region/Framework/Scenes/SceneObjectPartInventory.cs

@@ -232,31 +232,49 @@ namespace OpenSim.Region.Framework.Scenes
             if (m_part == null || m_part.ParentGroup == null || m_part.ParentGroup.Scene == null)
                 return;
 
-            IScriptModule[] engines = m_part.ParentGroup.Scene.RequestModuleInterfaces<IScriptModule>();
-            if (engines == null) // No engine at all
-                return;
-
             lock (Items)
             {
                 foreach (TaskInventoryItem item in Items.Values)
                 {
-                    if (item.InvType == (int)InventoryType.LSL)
-                    {
-                        foreach (IScriptModule e in engines)
-                        {
-                            bool running;
-
-                            if (e.HasScript(item.ItemID, out running))
-                            {
-                                item.ScriptRunning = running;
-                                break;
-                            }
-                        }
-                    }
+                    bool running;
+                    if (TryGetScriptInstanceRunning(m_part.ParentGroup.Scene, item, out running))
+                        item.ScriptRunning = running;
                 }
             }
         }
 
+        public bool TryGetScriptInstanceRunning(UUID itemId, out bool running)
+        {
+            running = false;
+
+            TaskInventoryItem item = GetInventoryItem(itemId);
+
+            if (item == null)
+                return false;
+
+            return TryGetScriptInstanceRunning(m_part.ParentGroup.Scene, item, out running);
+        }
+
+        public static bool TryGetScriptInstanceRunning(Scene scene, TaskInventoryItem item, out bool running)
+        {
+            running = false;
+
+            if (item.InvType != (int)InventoryType.LSL)
+                return false;
+
+            IScriptModule[] engines = scene.RequestModuleInterfaces<IScriptModule>();
+            if (engines == null) // No engine at all
+                return false;
+
+            foreach (IScriptModule e in engines)
+            {
+                if (e.HasScript(item.ItemID, out running))
+                    return true;
+            }
+
+            return false;
+        }
+
         public int CreateScriptInstances(int startParam, bool postOnRez, string engine, int stateSource)
         {
             int scriptsValidForStarting = 0;

OpenSim/Region/ScriptEngine/XEngine/Tests/XEngineTest.cs

@@ -90,7 +90,7 @@ namespace OpenSim.Region.ScriptEngine.XEngine.Tests
 //            log4net.Config.XmlConfigurator.Configure();
 
             UUID userId = TestHelpers.ParseTail(0x1);
-//            UUID objectId = TestHelpers.ParseTail(0x2);
+//            UUID objectId = TestHelpers.ParseTail(0x100);
 //            UUID itemId = TestHelpers.ParseTail(0x3);
             string itemName = "TestStartScript() Item";
 
@@ -105,12 +105,18 @@ namespace OpenSim.Region.ScriptEngine.XEngine.Tests
 
             m_scene.EventManager.OnChatFromWorld += OnChatFromWorld;
 
-            m_scene.RezNewScript(userId, itemTemplate);
+            SceneObjectPart partWhereRezzed = m_scene.RezNewScript(userId, itemTemplate);
 
             m_chatEvent.WaitOne(60000);
 
             Assert.That(m_osChatMessageReceived, Is.Not.Null, "No chat message received in TestStartScript()");
             Assert.That(m_osChatMessageReceived.Message, Is.EqualTo("Script running"));
+
+            bool running;
+            TaskInventoryItem scriptItem = partWhereRezzed.Inventory.GetInventoryItem(itemName);
+            Assert.That(
+                SceneObjectPartInventory.TryGetScriptInstanceRunning(m_scene, scriptItem, out running), Is.True);
+            Assert.That(running, Is.True);
         }
 
         private void OnChatFromWorld(object sender, OSChatMessage oscm)