Caching hand feasibility, disabling interactions if there are no hands

media/lua/server/TOC/LimitActionsController.lua

@@ -0,0 +1,7 @@
+function ISObjectClickHandler.doClickCurtain(object, playerNum, playerObj)
+    TOC_DEBUG.print("Opening door")
+
+    if not object:canInteractWith(playerObj) then return false end
+    object:ToggleDoor(playerObj)
+    return true
+end