implementing a function to get the number of attachments worn

OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs

@@ -3313,6 +3313,44 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             ((LSL_Api)m_LSL_Api).DetachFromAvatar();
         }
 
+        public LSL_List osGetNumberOfAttachments(LSL_Key avatar, LSL_List attachmentPoints)
+        {
+            CheckThreatLevel(ThreatLevel.Moderate, "osGetNumberOfAttachments");
+
+            m_host.AddScriptLPS(1);
+
+            UUID targetUUID;
+            ScenePresence target;
+            LSL_List resp = new LSL_List();
+
+            if (attachmentPoints.Length >= 1 && UUID.TryParse(avatar.ToString(), out targetUUID) && World.TryGetScenePresence(targetUUID, out target))
+            {
+                foreach (object point in attachmentPoints.Data)
+                {
+                    LSL_Integer ipoint = new LSL_Integer(
+                        (point is LSL_Integer || point is int || point is uint) ?
+                            (int)point :
+                            0
+                    );
+                    resp.Add(ipoint);
+                    if (ipoint == 0)
+                    {
+                        // indicates zero attachments
+                        resp.Add(new LSL_Integer(0));
+                    }
+                    else
+                    {
+                        // gets the number of attachments on the attachment point
+                        resp.Add(new LSL_Integer(target.GetAttachments((uint)ipoint).Count));
+                    }
+                }
+            }
+
+            return resp;
+        }
+
+        #endregion
+
         /// <summary>
         /// Checks if thing is a UUID.
         /// </summary>

OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs

@@ -192,6 +192,16 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
         /// <remarks>Nothing happens if the object is not attached.</remarks>
         void osForceDetachFromAvatar();
 
+        /// <summary>
+        /// Returns a strided list of the specified attachment points and the number of attachments on those points.
+        /// </summary>
+        /// <param name="avatar">avatar UUID</param>
+        /// <param name="attachmentPoints">list of ATTACH_* constants</param>
+        /// <returns></returns>
+        LSL_List osGetNumberOfAttachments(LSL_Key avatar, LSL_List attachmentPoints);
+
+        #endregion
+
         //texture draw functions
         string osMovePen(string drawList, int x, int y);
         string osDrawLine(string drawList, int startX, int startY, int endX, int endY);

OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs

@@ -311,6 +311,13 @@ namespace OpenSim.Region.ScriptEngine.Shared.ScriptBase
             m_OSSL_Functions.osForceDetachFromAvatar();
         }
 
+        public LSL_List osGetNumberOfAttachments(LSL_Key avatar, LSL_List attachmentPoints)
+        {
+            return m_OSSL_Functions.osGetNumberOfAttachments(avatar, attachmentPoints);
+        }
+
+        #endregion
+
         // Texture Draw functions
 
         public string osMovePen(string drawList, int x, int y)