8 files changed, 47 insertions, 30 deletions

diff --git a/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/HGGridConnector.cs b/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/HGGridConnector.cs
index f9cd90f..131febd 100644
--- a/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/HGGridConnector.cs
+++ b/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/HGGridConnector.cs
@@ -200,7 +200,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
 
         #region IGridService
 
-        public bool RegisterRegion(UUID scopeID, GridRegion regionInfo)
+        public string RegisterRegion(UUID scopeID, GridRegion regionInfo)
         {
             // Region doesn't exist here. Trying to link remote region
             if (regionInfo.RegionID.Equals(UUID.Zero))
@@ -215,12 +215,12 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
 
                     // Try get the map image
                     m_HypergridServiceConnector.GetMapImage(regionInfo);
-                    return true;
+                    return String.Empty;
                 }
                 else
                 {
                     m_log.Info("[HGrid]: No such region " + regionInfo.ExternalHostName + ":" + regionInfo.HttpPort + "(" + regionInfo.InternalEndPoint.Port + ")");
-                    return false;
+                    return "No such region";
                 }
                 // Note that these remote regions aren't registered in localBackend, so return null, no local listeners
             }
@@ -469,7 +469,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
             }
 
             // Finally, link it
-                if (!RegisterRegion(UUID.Zero, regInfo))
+                if (RegisterRegion(UUID.Zero, regInfo) != String.Empty)
                 {
                     m_log.Warn("[HGrid]: Unable to link region");
                     return false;
diff --git a/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/LocalGridServiceConnector.cs b/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/LocalGridServiceConnector.cs
index 1c72488..144b5a4 100644
--- a/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/LocalGridServiceConnector.cs
+++ b/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/LocalGridServiceConnector.cs
@@ -169,7 +169,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
 
         #region IGridService
 
-        public bool RegisterRegion(UUID scopeID, GridRegion regionInfo)
+        public string RegisterRegion(UUID scopeID, GridRegion regionInfo)
         {
             return m_GridService.RegisterRegion(scopeID, regionInfo);
         }
diff --git a/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/RemoteGridServiceConnector.cs b/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/RemoteGridServiceConnector.cs
index 72c00fc..391e7c8 100644
--- a/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/RemoteGridServiceConnector.cs
+++ b/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/RemoteGridServiceConnector.cs
@@ -135,12 +135,14 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
 
         #region IGridService
 
-        public override bool RegisterRegion(UUID scopeID, GridRegion regionInfo)
+        public override string RegisterRegion(UUID scopeID, GridRegion regionInfo)
         {
-            if (m_LocalGridService.RegisterRegion(scopeID, regionInfo))
+            string msg = m_LocalGridService.RegisterRegion(scopeID, regionInfo);
+
+            if (msg == String.Empty)
                 return base.RegisterRegion(scopeID, regionInfo);
 
-            return false;
+            return msg;
         }
 
         public override bool DeregisterRegion(UUID regionID)
diff --git a/OpenSim/Region/Framework/Interfaces/IScriptModuleComms.cs b/OpenSim/Region/Framework/Interfaces/IScriptModuleComms.cs
index 5cdf191..d7fa316 100644
--- a/OpenSim/Region/Framework/Interfaces/IScriptModuleComms.cs
+++ b/OpenSim/Region/Framework/Interfaces/IScriptModuleComms.cs
@@ -32,13 +32,29 @@ namespace OpenSim.Region.Framework.Interfaces
 {
     public delegate void ScriptCommand(UUID script, string id, string module, string command, string k);
 
+    /// <summary>
+    /// Interface for communication between OpenSim modules and in-world scripts
+    /// </summary>
+    ///
+    /// See OpenSim.Region.ScriptEngine.Shared.Api.MOD_Api.modSendCommand() for information on receiving messages
+    /// from scripts in OpenSim modules.
     public interface IScriptModuleComms
     {
+        /// <summary>
+        /// Modules can subscribe to this event to receive command invocations from in-world scripts
+        /// </summary>
         event ScriptCommand OnScriptCommand;
 
-        void DispatchReply(UUID script, int code, string text, string k);
+        /// <summary>
+        /// Send a link_message event to an in-world script
+        /// </summary>
+        /// <param name="scriptId"></param>
+        /// <param name="code"></param>
+        /// <param name="text"></param>
+        /// <param name="key"></param>
+        void DispatchReply(UUID scriptId, int code, string text, string key);
 
         // For use ONLY by the script API
-        void RaiseEvent(UUID script, string id, string module, string command, string k);
+        void RaiseEvent(UUID script, string id, string module, string command, string key);
     }
 }
diff --git a/OpenSim/Region/Framework/Scenes/Scene.cs b/OpenSim/Region/Framework/Scenes/Scene.cs
index 8ac4bc4..db21bf9 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.cs
@@ -1589,9 +1589,9 @@ namespace OpenSim.Region.Framework.Scenes
             //m_sceneGridService.RegisterRegion(m_interregionCommsOut, RegionInfo);
 
             GridRegion region = new GridRegion(RegionInfo);
-            bool success = GridService.RegisterRegion(RegionInfo.ScopeID, region);
-            if (!success)
-                throw new Exception("Can't register with grid");
+            string error = GridService.RegisterRegion(RegionInfo.ScopeID, region);
+            if (error != String.Empty)
+                throw new Exception(error);
 
             m_sceneGridService.SetScene(this);
             m_sceneGridService.InformNeighborsThatRegionisUp(RequestModuleInterface<INeighbourService>(), RegionInfo);
diff --git a/OpenSim/Region/OptionalModules/Avatar/Chat/ChannelState.cs b/OpenSim/Region/OptionalModules/Avatar/Chat/ChannelState.cs
index 3c5e8c9..b3fa07f 100644
--- a/OpenSim/Region/OptionalModules/Avatar/Chat/ChannelState.cs
+++ b/OpenSim/Region/OptionalModules/Avatar/Chat/ChannelState.cs
@@ -220,8 +220,14 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
             
             // Fail if fundamental information is still missing
 
-            if (cs.Server == null || cs.IrcChannel == null || cs.BaseNickname == null || cs.User == null)
-                throw new Exception(String.Format("[IRC-Channel-{0}] Invalid configuration for region {1}", cs.idn, rs.Region));
+            if (cs.Server == null)
+                throw new Exception(String.Format("[IRC-Channel-{0}] Invalid configuration for region {1}: server missing", cs.idn, rs.Region));
+            else if (cs.IrcChannel == null)
+                throw new Exception(String.Format("[IRC-Channel-{0}] Invalid configuration for region {1}: channel missing", cs.idn, rs.Region));
+            else if (cs.BaseNickname == null)
+                throw new Exception(String.Format("[IRC-Channel-{0}] Invalid configuration for region {1}: nick missing", cs.idn, rs.Region));
+            else if (cs.User == null)
+                throw new Exception(String.Format("[IRC-Channel-{0}] Invalid configuration for region {1}: user missing", cs.idn, rs.Region));
 
             m_log.InfoFormat("[IRC-Channel-{0}] Configuration for Region {1} is valid", cs.idn, rs.Region);
             m_log.InfoFormat("[IRC-Channel-{0}]    Server = {1}", cs.idn, cs.Server);
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
index 42c52dd..085d61f 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -7456,23 +7456,12 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
         public LSL_Integer llGetNumberOfPrims()
         {
             m_host.AddScriptLPS(1);
-            ScenePresence[] presences = World.GetScenePresences();
-            if (presences.Length == 0)
-                return 0;
-
             int avatarCount = 0;
-            for (int i = 0; i < presences.Length; i++)
+            World.ForEachScenePresence(delegate(ScenePresence presence)
             {
-                ScenePresence presence = presences[i];
-
-                if (!presence.IsChildAgent && presence.ParentID != 0)
-                {
-                    if (m_host.ParentGroup.HasChildPrim(presence.ParentID))
-                    {
+                if (!presence.IsChildAgent && presence.ParentID != 0 && m_host.ParentGroup.HasChildPrim(presence.ParentID))
                         avatarCount++;
-                    }
-                }
-            }
+            });
 
             return m_host.ParentGroup.PrimCount + avatarCount;
         }
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
index a5be251..1ddba1e 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
@@ -1987,6 +1987,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
 
             return (int)pws;
         }
+        
         public void osSetSpeed(string UUID, float SpeedModifier)
         {
             CheckThreatLevel(ThreatLevel.Moderate, "osSetSpeed");
@@ -1994,6 +1995,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             ScenePresence avatar = World.GetScenePresence(new UUID(UUID));
             avatar.SpeedModifier = SpeedModifier;
         }
+        
         public void osKickAvatar(string FirstName,string SurName,string alert)
         {
             CheckThreatLevel(ThreatLevel.Severe, "osKickAvatar");
@@ -2014,6 +2016,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
                 }
             }
         }
+        
         public void osCauseDamage(string avatar, double damage)
         {
             CheckThreatLevel(ThreatLevel.High, "osCauseDamage");
@@ -2041,6 +2044,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
                 }
             }
         }
+        
         public void osCauseHealing(string avatar, double healing)
         {
             CheckThreatLevel(ThreatLevel.High, "osCauseHealing");
@@ -2065,4 +2069,4 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             }
         }
     }
-}
+}
\ No newline at end of file