territory markers properly defer to all node rightclick actions rather than specialcasing stacks, overridden with sneak

rules.lua

@@ -348,13 +348,18 @@ end
 function lc_liberties.handle_territory_fill(itemstack, placer, pointed_thing)
     local control = placer.get_player_control and placer:get_player_control()
 
-    if (control and (control.aux1 or control.sneak))
-            or
-        (pointed_thing and pointed_thing.under and minetest.get_node(pointed_thing.under).name == "nc_items:stack")
-            then
+    if (control and (control.aux1 or control.sneak)) then
         return minetest.item_place(itemstack, placer, pointed_thing)
     end
 
+    if (pointed_thing and pointed_thing.under) then
+        local under = minetest.get_node(pointed_thing.under)
+        local override_rightclick = minetest.registered_nodes[under.name].on_rightclick
+        if override_rightclick then
+            return override_rightclick(pointed_thing.under, under, placer, itemstack, pointed_thing)
+        end
+    end
+
     if pointed_thing and pointed_thing.above then
         cache = {}