Localize some global variables

enchanting.lua

@@ -2,6 +2,8 @@ local enchanting = {}
 
 function enchanting.construct(pos)
 	local meta = minetest.get_meta(pos)
+	local xbg = default.gui_bg..default.gui_bg_img..default.gui_slots
+
 	meta:set_string("formspec", "size[8,7;]"..xbg..
 		"label[0.85,-0.15;Enchant]".."image[0.6,0.2;2,2;xdecor_enchbook.png]"..
 		"list[current_name;tool;0.5,2;1,1;]"..
@@ -78,7 +80,7 @@ xdecor.register("enchantment_table", {
 		"xdecor_enchantment_side.png", "xdecor_enchantment_side.png"
 	},
 	groups = {cracky=1},
-	sounds = sound.stone,
+	sounds = default.node_sound_stone_defaults(),
 	can_dig = enchanting.dig,
 	on_construct = enchanting.construct,
 	on_receive_fields = enchanting.fields,

handlers/registration.lua

@@ -5,13 +5,7 @@ local default_can_dig = function(pos, _)
 	return inv:is_empty("main")
 end
 
-sound = {}
-sound.wood = default.node_sound_wood_defaults()
-sound.glass = default.node_sound_glass_defaults()
-sound.leaves = default.node_sound_leaves_defaults()
-sound.stone = default.node_sound_stone_defaults()
-
-xbg = default.gui_bg..default.gui_bg_img..default.gui_slots
+local xbg = default.gui_bg..default.gui_bg_img..default.gui_slots
 
 local default_inventory_size = 32
 local default_inventory_formspecs = {
@@ -66,7 +60,8 @@ function xdecor.register(name, def)
 				meta:set_string("infotext", infotext)
 			end
 			local size = inventory.size or default_inventory_size
-			meta:get_inventory():set_size("main", size)
+			local inv = meta:get_inventory()
+			inv:set_size("main", size)
 			meta:set_string("formspec", inventory.formspec or get_formspec_by_size(size))
 		end
 

hive.lua

@@ -2,6 +2,8 @@ local hive = {}
 
 function hive.construct(pos)
 	local meta = minetest.get_meta(pos)
+	local xbg = default.gui_bg..default.gui_bg_img..default.gui_slots
+
 	meta:set_string("formspec", "size[8,5;]"..xbg..
 		"label[1.35,0;Bees are making honey\nwith pollen around...]"..
 		"image[0.2,-0.1;1,1;flowers_dandelion_white.png]"..

itemframe.lua

@@ -82,7 +82,7 @@ end
 xdecor.register("frame", {
 	description = "Item frame",
 	groups = {choppy=3, snappy=2},
-	sounds = sound.wood,
+	sounds = default.node_sound_wood_defaults(),
 	on_rotate = screwdriver.disallow,
 	node_box = {
 		type = "fixed",

mailbox.lua

@@ -59,6 +59,8 @@ xdecor.register("mailbox", {
 	end
 })
 
+local xbg = default.gui_bg..default.gui_bg_img..default.gui_slots
+
 function mailbox.get_formspec(pos)
 	local spos = pos.x..","..pos.y..","..pos.z
 	local formspec =

nodes.lua

@@ -1,3 +1,9 @@
+local sound = {}
+sound.wood = default.node_sound_wood_defaults()
+sound.glass = default.node_sound_glass_defaults()
+sound.leaves = default.node_sound_leaves_defaults()
+sound.stone = default.node_sound_stone_defaults()
+
 xpanes.register_pane("bamboo_frame", {
 	description = "Bamboo Frame",
 	tiles = {"xdecor_bamboo_frame.png"},

worktable.lua

@@ -34,6 +34,7 @@ function worktable.construct(pos)
 	end
 	nodebtn = table.concat(nodebtn)
 
+	local xbg = default.gui_bg..default.gui_bg_img..default.gui_slots
 	meta:set_string("formspec", "size[8,7;]"..xbg..
 		"label[0,0;Cut your material into...]"..nodebtn..
 		"label[0,1.5;Input]".."list[current_name;input;0,2;1,1;]"..
@@ -118,7 +119,7 @@ end
 xdecor.register("worktable", {
 	description = "Work Table",
 	groups = {cracky=2, choppy=2},
-	sounds = sound.wood,
+	sounds = default.node_sound_wood_defaults(),
 	tiles = {
 		"xdecor_worktable_top.png", "xdecor_worktable_top.png",
 		"xdecor_worktable_sides.png", "xdecor_worktable_sides.png",

xwall.lua

@@ -184,7 +184,7 @@ function xwall.register_wall(name, tiles, def)
 	def = { 
 		description = string.sub(name:gsub("%l", string.upper, 7), 8, -6).." Wall",
 		textures = {tiles, tiles, tiles, tiles},
-		sounds = sound.stone,
+		sounds = default.node_sound_stone_defaults(),
 		groups = {cracky=3, stone=1, pane=1},
 		sunlight_propagates = true,
 		collision_box = {