From 47a49eccf4bd59427fa7486fd413e6eade1db896 Mon Sep 17 00:00:00 2001
From: Novatux <nathanael.courant@laposte.net>
Date: Sun, 8 Dec 2013 18:12:44 +0100
Subject: [PATCH] Use minetest.swap_node instead of hacky_swap_node

---
 mods/default/nodes.lua    | 15 +++++----------
 mods/doors/init.lua       |  8 ++------
 mods/screwdriver/init.lua |  6 +-----
 3 files changed, 8 insertions(+), 21 deletions(-)

diff --git a/mods/default/nodes.lua b/mods/default/nodes.lua
index c9b50818..3dee2257 100644
--- a/mods/default/nodes.lua
+++ b/mods/default/nodes.lua
@@ -960,18 +960,13 @@ minetest.register_node("default:furnace_active", {
 	end,
 })
 
-function hacky_swap_node(pos,name)
+local function swap_node(pos,name)
 	local node = minetest.get_node(pos)
-	local meta = minetest.get_meta(pos)
-	local meta0 = meta:to_table()
 	if node.name == name then
 		return
 	end
 	node.name = name
-	local meta0 = meta:to_table()
-	minetest.set_node(pos,node)
-	meta = minetest.get_meta(pos)
-	meta:from_table(meta0)
+	minetest.swap_node(pos,node)
 end
 
 minetest.register_abm({
@@ -1025,7 +1020,7 @@ minetest.register_abm({
 			local percent = math.floor(meta:get_float("fuel_time") /
 					meta:get_float("fuel_totaltime") * 100)
 			meta:set_string("infotext","Furnace active: "..percent.."%")
-			hacky_swap_node(pos,"default:furnace_active")
+			swap_node(pos,"default:furnace_active")
 			meta:set_string("formspec",default.get_furnace_active_formspec(pos, percent))
 			return
 		end
@@ -1045,7 +1040,7 @@ minetest.register_abm({
 
 		if fuel.time <= 0 then
 			meta:set_string("infotext","Furnace out of fuel")
-			hacky_swap_node(pos,"default:furnace")
+			swap_node(pos,"default:furnace")
 			meta:set_string("formspec", default.furnace_inactive_formspec)
 			return
 		end
@@ -1053,7 +1048,7 @@ minetest.register_abm({
 		if cooked.item:is_empty() then
 			if was_active then
 				meta:set_string("infotext","Furnace is empty")
-				hacky_swap_node(pos,"default:furnace")
+				swap_node(pos,"default:furnace")
 				meta:set_string("formspec", default.furnace_inactive_formspec)
 			end
 			return
diff --git a/mods/doors/init.lua b/mods/doors/init.lua
index 40938994..46ab539b 100644
--- a/mods/doors/init.lua
+++ b/mods/doors/init.lua
@@ -113,14 +113,10 @@ function doors:register_door(name, def)
 		local p2 = minetest.get_node(pos).param2
 		p2 = params[p2+1]
 		
-		local meta = minetest.get_meta(pos):to_table()
-		minetest.set_node(pos, {name=replace_dir, param2=p2})
-		minetest.get_meta(pos):from_table(meta)
+		minetest.swap_node(pos, {name=replace_dir, param2=p2})
 		
 		pos.y = pos.y-dir
-		meta = minetest.get_meta(pos):to_table()
-		minetest.set_node(pos, {name=replace, param2=p2})
-		minetest.get_meta(pos):from_table(meta)
+		minetest.swap_node(pos, {name=replace, param2=p2})
 	end
 	
 	local function check_player_priv(pos, player)
diff --git a/mods/screwdriver/init.lua b/mods/screwdriver/init.lua
index af40d093..fbbcea59 100644
--- a/mods/screwdriver/init.lua
+++ b/mods/screwdriver/init.lua
@@ -113,12 +113,8 @@ function screwdriver_handler (itemstack,user,pointed_thing)
 				end
 			end
 			--print (dump(axisdir..", "..rotation))
-			local meta = minetest.get_meta(pos)
-			local meta0 = meta:to_table()
 			node.param2 = n
-			minetest.set_node(pos,node)
-			meta = minetest.get_meta(pos)
-			meta:from_table(meta0)
+			minetest.swap_node(pos,node)
 			local item=itemstack:to_table()
 			local item_wear=tonumber((item["wear"]))
 			item_wear=item_wear+327