Force-call on_place callbacks when placing door

mods/ITEMS/mcl_doors/api_doors.lua

@@ -1,3 +1,25 @@
+-- This helper function calls on_place_node callbacks.
+local function on_place_node(place_to, newnode,
+	placer, oldnode, itemstack, pointed_thing)
+	-- Run script hook
+	for _, callback in ipairs(minetest.registered_on_placenodes) do
+		-- Deep-copy pos, node and pointed_thing because callback can modify them
+		local place_to_copy = {x = place_to.x, y = place_to.y, z = place_to.z}
+		local newnode_copy =
+			{name = newnode.name, param1 = newnode.param1, param2 = newnode.param2}
+		local oldnode_copy =
+			{name = oldnode.name, param1 = oldnode.param1, param2 = oldnode.param2}
+		local pointed_thing_copy = {
+			type  = pointed_thing.type,
+			above = vector.new(pointed_thing.above),
+			under = vector.new(pointed_thing.under),
+			ref   = pointed_thing.ref,
+		}
+		callback(place_to_copy, newnode_copy, placer,
+			oldnode_copy, itemstack, pointed_thing_copy)
+	end
+end
+
 -- Registers a door
 --  name: The name of the door
 --  def: a table with the folowing fields:
@@ -138,6 +160,10 @@ function mcl_doors:register_door(name, def)
 			if not minetest.settings:get_bool("creative_mode") then
 				itemstack:take_item()
 			end
+
+			on_place_node(pt, minetest.get_node(pt), placer, nu, itemstack, pointed_thing)
+			on_place_node(pt2, minetest.get_node(pt2), placer, minetest.get_node({x=ptu.x,y=ptu.y+1,z=ptu.z}), itemstack, pointed_thing)
+	
 			return itemstack
 		end,
 	})