Eluna add a new test extension (and the folder)

extensions/ObjectVariables.lua

@@ -0,0 +1,55 @@
+--[[
+Functions:
+Object:GetData(instance) -- returns a table unique for the object or it's instance
+Object:RemoveData(instance) -- deletes the unique table for the object or it's instance
+
+Usage:
+-- Set a variable
+creature:GetData().escorted = true
+-- Check a variable
+if(creature:GetData().escorted) then
+    print(creature:GetName().." has been escorted")
+end
+-- Remove all variables (on death, logout etc)
+creature:RemoveData()
+]]
+
+local T = {}
+function Object:GetData(instance)
+    assert(self, "ObjectVariables: self was nil")
+    if(instance) then
+        if(not self:GetInstanceId or not self:GetMapId) then
+            error("instance is true and object is not worldobject", 2)
+        end
+        local map = -self:GetMapId()
+        local ID = self:GetInstanceId()
+        if(not T[map]) then
+            T[map] = {}
+        end
+        if(not T[map][ID]) then
+            T[map][ID] = {}
+        end
+        return T[map][ID]
+    else
+        local ID = self:GetGUID()
+        if(not T[ID]) then
+            T[ID] = {}
+        end
+        return T[ID]
+    end
+end
+function Object:RemoveData(instance)
+    assert(self, "ObjectVariables: self was nil")
+    if(instance) then
+        if(not self:GetInstance or not self:GetMapId) then
+            error("instance or map is true and object is not worldobject", 2)
+        end
+        local map = -self:GetMapId()
+        local ID = self:GetInstanceId()
+        if(T[map]) then
+            T[map][ID] = nil
+        end
+    else
+        T[self:GetGUID()] = nil
+    end
+end