From 195c1dc9b8b8511980d9a607a242b24a5a91da17 Mon Sep 17 00:00:00 2001
From: Justin Clark-Casey (justincc)
Date: Wed, 10 Aug 2011 00:26:38 +0100
Subject: implement osNpcStopMoveTo() to cancel any current move target

---
 .../Avatar/Attachments/AttachmentsModule.cs        |  4 +--
 OpenSim/Region/Framework/Interfaces/INPCModule.cs  | 19 ++++++++---
 .../Region/OptionalModules/World/NPC/NPCModule.cs  | 37 ++++++++++++++++++++--
 .../Shared/Api/Implementation/OSSL_Api.cs          |  9 ++++++
 .../ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs |  1 +
 .../ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs   |  5 +++
 6 files changed, 66 insertions(+), 9 deletions(-)

(limited to 'OpenSim/Region')

diff --git a/OpenSim/Region/CoreModules/Avatar/Attachments/AttachmentsModule.cs b/OpenSim/Region/CoreModules/Avatar/Attachments/AttachmentsModule.cs
index 1e09610..ebb5bd2 100644
--- a/OpenSim/Region/CoreModules/Avatar/Attachments/AttachmentsModule.cs
+++ b/OpenSim/Region/CoreModules/Avatar/Attachments/AttachmentsModule.cs
@@ -566,8 +566,8 @@ namespace OpenSim.Region.CoreModules.Avatar.Attachments
         /// <param name="silent"></param>
         protected void AttachToAgent(ScenePresence avatar, SceneObjectGroup so, uint attachmentpoint, Vector3 attachOffset, bool silent)
         {
-            m_log.DebugFormat("[ATTACHMENTS MODULE]: Adding attachment {0} to avatar {1} in pt {2} pos {3} {4}", Name, avatar.Name,
-                attachmentpoint, attachOffset, so.RootPart.AttachedPos);
+            m_log.DebugFormat("[ATTACHMENTS MODULE]: Adding attachment {0} to avatar {1} in pt {2} pos {3} {4}",
+                so.Name, avatar.Name, attachmentpoint, attachOffset, so.RootPart.AttachedPos);
                               
             so.DetachFromBackup();
 
diff --git a/OpenSim/Region/Framework/Interfaces/INPCModule.cs b/OpenSim/Region/Framework/Interfaces/INPCModule.cs
index 54575ca..763d2dc 100644
--- a/OpenSim/Region/Framework/Interfaces/INPCModule.cs
+++ b/OpenSim/Region/Framework/Interfaces/INPCModule.cs
@@ -58,7 +58,7 @@ namespace OpenSim.Region.Framework.Interfaces
         /// <param name="agentID"></param>
         /// <param name="appearance"></param>
         /// <param name="scene"></param>
-        /// <returns></returns>
+        /// <returns>True if the operation succeeded, false if there was no such agent or the agent was not an NPC</returns>
         bool SetNPCAppearance(UUID agentID, AvatarAppearance appearance, Scene scene);
 
         /// <summary>
@@ -67,7 +67,16 @@ namespace OpenSim.Region.Framework.Interfaces
         /// <param name="agentID">The UUID of the NPC</param>
         /// <param name="scene"></param>
         /// <param name="pos"></param>
-        void MoveToTarget(UUID agentID, Scene scene, Vector3 pos);
+        /// <returns>True if the operation succeeded, false if there was no such agent or the agent was not an NPC</returns>
+        bool MoveToTarget(UUID agentID, Scene scene, Vector3 pos);
+
+        /// <summary>
+        /// Stop the NPC's current movement.
+        /// </summary>
+        /// <param name="agentID">The UUID of the NPC</param>
+        /// <param name="scene"></param>
+        /// <returns>True if the operation succeeded, false if there was no such agent or the agent was not an NPC</returns>
+        bool StopMoveToTarget(UUID agentID, Scene scene);
 
         /// <summary>
         /// Get the NPC to say something.
@@ -75,13 +84,15 @@ namespace OpenSim.Region.Framework.Interfaces
         /// <param name="agentID">The UUID of the NPC</param>
         /// <param name="scene"></param>
         /// <param name="text"></param>
-        void Say(UUID agentID, Scene scene, string text);
+        /// <returns>True if the operation succeeded, false if there was no such agent or the agent was not an NPC</returns>
+        bool Say(UUID agentID, Scene scene, string text);
 
         /// <summary>
         /// Delete an NPC.
         /// </summary>
         /// <param name="agentID">The UUID of the NPC</param>
         /// <param name="scene"></param>
-        void DeleteNPC(UUID agentID, Scene scene);
+        /// <returns>True if the operation succeeded, false if there was no such agent or the agent was not an NPC</returns>
+        bool DeleteNPC(UUID agentID, Scene scene);
     }
 }
\ No newline at end of file
diff --git a/OpenSim/Region/OptionalModules/World/NPC/NPCModule.cs b/OpenSim/Region/OptionalModules/World/NPC/NPCModule.cs
index 068eec8..87cb322 100644
--- a/OpenSim/Region/OptionalModules/World/NPC/NPCModule.cs
+++ b/OpenSim/Region/OptionalModules/World/NPC/NPCModule.cs
@@ -217,7 +217,7 @@ namespace OpenSim.Region.OptionalModules.World.NPC
             return npcAvatar.AgentId;
         }
 
-        public void MoveToTarget(UUID agentID, Scene scene, Vector3 pos)
+        public bool MoveToTarget(UUID agentID, Scene scene, Vector3 pos)
         {
             lock (m_avatars)
             {
@@ -230,22 +230,49 @@ namespace OpenSim.Region.OptionalModules.World.NPC
                         "[NPC MODULE]: Moving {0} to {1} in {2}", sp.Name, pos, scene.RegionInfo.RegionName);
 
                     sp.MoveToTarget(pos);
+
+                    return true;
+                }
+            }
+
+            return false;
+        }
+
+        public bool StopMoveToTarget(UUID agentID, Scene scene)
+        {
+            lock (m_avatars)
+            {
+                if (m_avatars.ContainsKey(agentID))
+                {
+                    ScenePresence sp;
+                    scene.TryGetScenePresence(agentID, out sp);
+
+                    sp.Velocity = Vector3.Zero;
+                    sp.ResetMoveToTarget();
+
+                    return true;
                 }
             }
+
+            return false;
         }
 
-        public void Say(UUID agentID, Scene scene, string text)
+        public bool Say(UUID agentID, Scene scene, string text)
         {
             lock (m_avatars)
             {
                 if (m_avatars.ContainsKey(agentID))
                 {
                     m_avatars[agentID].Say(text);
+
+                    return true;
                 }
             }
+
+            return false;
         }
 
-        public void DeleteNPC(UUID agentID, Scene scene)
+        public bool DeleteNPC(UUID agentID, Scene scene)
         {
             lock (m_avatars)
             {
@@ -253,8 +280,12 @@ namespace OpenSim.Region.OptionalModules.World.NPC
                 {
                     scene.RemoveClient(agentID);
                     m_avatars.Remove(agentID);
+
+                    return true;
                 }
             }
+
+            return false;
         }
 
         public void PostInitialise()
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
index a05c623..9c32029 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
@@ -2213,6 +2213,15 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             }
         }
 
+        public void osNpcStopMoveTo(LSL_Key npc)
+        {
+            CheckThreatLevel(ThreatLevel.VeryLow, "osNpcStopMoveTo");
+
+            INPCModule module = World.RequestModuleInterface<INPCModule>();
+            if (module != null)
+                module.StopMoveToTarget(new UUID(npc.m_string), World);
+        }
+
         public void osNpcSay(LSL_Key npc, string message)
         {
             CheckThreatLevel(ThreatLevel.High, "osNpcSay");
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
index 92473ae..ab0097a 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
@@ -173,6 +173,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
         LSL_Key osNpcSaveAppearance(string avatar, string notecardName);
         void osNpcLoadAppearance(string avatar, string notecardNameOrUuid);
         void osNpcMoveTo(key npc, vector position);
+        void osNpcStopMoveTo(LSL_Key npc);
         void osNpcSay(key npc, string message);
         void osNpcRemove(key npc);
 
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
index 4b21c88..a7843dd 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
@@ -498,6 +498,11 @@ namespace OpenSim.Region.ScriptEngine.Shared.ScriptBase
             m_OSSL_Functions.osNpcMoveTo(npc, position);
         }
 
+        public void osNpcStopMoveTo(LSL_Key npc)
+        {
+            m_OSSL_Functions.osNpcStopMoveTo(npc);
+        }
+
         public void osNpcSay(key npc, string message)
         {
             m_OSSL_Functions.osNpcSay(npc, message);
-- 
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