Fix stair placement error caused by unexpected param2 values

This is the same implementation that Luanti uses to to ensure compatibility.

.luacheckrc

@@ -31,4 +31,5 @@ read_globals = {
 	"HasOwner",
 	"getLastOwner",
 	"GetNodeOwnerName",
+	"place_rotated",
 }

circular_saw.lua

@@ -20,6 +20,9 @@ circular_saw.known_stairs = setmetatable({}, {
 -- This is populated by stairsplus:register_all:
 circular_saw.known_nodes = {}
 
+-- This is populated by stairsplus:register_micro:
+circular_saw.microblocks = {}
+
 -- How many microblocks does this shape at the output inventory cost:
 -- It may cause slight loss, but no gain.
 circular_saw.cost_in_microblocks = {
@@ -137,10 +140,13 @@ function circular_saw:reset(pos)
 
 	inv:set_list("input",  {})
 	inv:set_list("micro",  {})
-	inv:set_list("output", {})
 
-	meta:set_int("anz", 0)
-	meta:set_string("infotext", S("Circular Saw is empty") .. owned_by)
+	local microblockcount = inv:get_stack("micro",1):get_count()
+	meta:set_int("anz", microblockcount)
+	if microblockcount == 0 then
+		meta:set_string("infotext", S("Circular Saw is empty") .. owned_by)
+		inv:set_list("output", {})
+	end
 end
 
 
@@ -161,19 +167,21 @@ function circular_saw:update_inventory(pos, amount)
 	end
 
 	local stack = inv:get_stack("input",  1)
-	-- At least one "normal" block is necessary to see what kind of stairs are requested.
-	if stack:is_empty() then
-		-- Any microblocks not taken out yet are now lost.
-		-- (covers material loss in the machine)
+	local microstack = inv:get_stack("micro",1)
+
+	-- At least one (micro)block is necessary to see what kind of stairs are requested.
+	if stack:is_empty() and microstack:is_empty() then
+
 		self:reset(pos)
 		return
 
 	end
-	local node_name = stack:get_name() or ""
+
+	local node_name = circular_saw.microblocks[microstack:get_name()] or stack:get_name() or ""
 	local node_def = stack:get_definition()
 	local name_parts = circular_saw.known_nodes[node_name] or ""
-	local modname  = name_parts[1] or ""
-	local material = name_parts[2] or ""
+	local modname  = name_parts[1]
+	local material = name_parts[2]
 	local owned_by = meta:get_string("owner")
 
 	if owned_by and owned_by ~= "" then
@@ -197,6 +205,7 @@ function circular_saw:update_inventory(pos, amount)
 	inv:set_list("micro", {
 		modname .. ":micro_" .. material .. " " .. (amount % 8)
 	})
+
 	-- Display:
 	inv:set_list("output",
 		self:get_output_inv(modname, material, amount,
@@ -233,11 +242,11 @@ function circular_saw.allow_metadata_inventory_move(
 end
 
 
--- Only input- and recycle-slot are intended as input slots:
+-- Only input- and recycle-slot (and microblock slot when empty) are intended as input slots:
 function circular_saw.allow_metadata_inventory_put(
 		pos, listname, index, stack, player)
 	-- The player is not allowed to put something in there:
-	if listname == "output" or listname == "micro" then
+	if listname == "output" then
 		return 0
 	end
 
@@ -285,6 +294,16 @@ function circular_saw.allow_metadata_inventory_put(
 		end
 		return 0
 	end
+
+	if listname == "micro" then
+		if not (inv:is_empty("input") and inv:is_empty("micro")) then return 0 end
+		for name, t in pairs(circular_saw.microblocks) do
+			if name == stackname and inv:room_for_item("input", stack) then
+				return count
+			end
+		end
+		return 0
+	end
 end
 
 -- Taking is allowed from all slots (even the internal microblock slot).
@@ -304,6 +323,8 @@ function circular_saw.on_metadata_inventory_put(
 	if listname == "input" then
 		-- Each new block is worth 8 microblocks:
 		circular_saw:update_inventory(pos, 8 * count)
+	elseif listname == "micro" then
+		circular_saw:update_inventory(pos, count)
 	elseif listname == "recycle" then
 		-- Lets look which shape this represents:
 		local cost = circular_saw:get_cost(inv, stackname)
@@ -354,7 +375,6 @@ function circular_saw.on_metadata_inventory_take(
 		-- We do know how much each block at each position costs:
 		local cost = circular_saw.cost_in_microblocks[index]
 				* stack:get_count()
-
 		circular_saw:update_inventory(pos, -cost)
 	elseif listname == "micro" then
 		-- Each microblock costs 1 microblock:
@@ -447,6 +467,7 @@ minetest.register_node("moreblocks:circular_saw",  {
 	sunlight_propagates = true,
 	paramtype2 = "facedir",
 	groups = {choppy = 2,oddly_breakable_by_hand = 2},
+	is_ground_content = false,
 	sounds = moreblocks.node_sound_wood_defaults(),
 	on_construct = circular_saw.on_construct,
 	can_dig = circular_saw.can_dig,

locale/moreblocks.pt_BR.tr

@@ -0,0 +1,94 @@
+# textdomain: moreblocks
+
+# Portuguese_Brazil translation for More Blocks.
+# Copyright © 2011-2020 Hugo Locurcio and contributors
+# This file is distributed under the same license as the More Blocks package.
+# Jose Anastacio 2020.
+
+#: circular_saw.lua
+
+Circular Saw=Serra Circular
+Input material=Material de entrada
+Left-over=Sobra
+Max=Máximo
+Recycle output=Saida reciclagem
+Set=Defina
+owned by @1=propriedade de @1
+Circular Saw is empty=Serra Circular está vazia
+Circular Saw is working on @1=Serra Circular está trabalhando em @1
+
+#: nodes.lua
+
+Deprecated=Descontinuado
+All-faces Acacia Tree=Árvore de Acácia multifacetada
+All-faces Aspen Tree=Árvore Aspen multifacetada
+All-faces Jungle Tree=Árvore da Selva multifacetada
+All-faces Pine Tree=Pinheiro multifacetado
+All-faces Tree=Tronco de árvore
+Cactus Brick=Tijolos de Cacto
+Cactus Checker=Xadrez de Cacto
+Centered Wooden Tile=Tijolos Centrado de Madeira
+Checker Stone Tile=Xadrez Centrado de Pedra
+Circle Stone Bricks=Tijolos de Pedra Cricular
+Clean Glass=Vidro Limpo
+Coal Checker=Xadrez de Carvão
+Coal Glass=Vidro com Carvao
+Clean Super Glow Glass=Cristal Limpo Super brilhante
+Trap Clean Super Glow Glass=Vidro Limpo Super brilhante
+Trap Clean Glass=Cristal Falso Limpo
+Clean Glow Glass=Cristal Brillante Limpo
+Trap Clean Glow Glass=Cristal Brillante Limpo Falso
+Coal Stone=Pedra de carvão
+Coal Stone Bricks=Tijolos de Carvão
+Compressed Cobblestone=Pedregulho Comprimido
+Compressed Desert Cobblestone=Pedregulho do Deserto Comprimido
+Compressed Dirt=Terra Comprimida
+Copper Patina Block=Bloco pátina de cobre
+Empty Shelf=Prateleira Vazia
+Full Wooden Tile=Xadrez de Madeira completo
+Glow Glass=Vidro brilhante
+Iron Checker=Xadrez de Ferro
+Iron Glass=Cristal com ferro
+Iron Stone=Ferro e Pedra
+Iron Stone Bricks=Tijolos de Ferro
+Plankstone=Prancha de Pedra
+Rope=Corda
+Split Stone Tile=Xadrez de Pedra Dividido
+Stone Bricks=Tijolos de Pedra
+Stone Tile=Xadrez de Pedra
+Super Glow Glass=Cristal Súper Brillante
+Sweeper=Limpiador
+Tar=Alquitrán
+Trap Desert Stone=Pedra del Desierto Falsa
+Trap Glass=Cristal Falso
+Trap Glow Glass=Cristal Brillante Falso
+Trap Obsidian=Obsidiana Falsa
+Trap Obsidian Glass=Vidrio de Obsidiana Falso
+Trap Sandstone=Arenisca Falsa
+Trap Stone=Piedra Falsa
+Trap Super Glow Glass=Cristal Súper Brillante Falso
+Wooden Tile=Xadrez de Madeira
+Offset Wooden Tile=Xadrez de Madeira compensada
+Downwards Wooden Tile=Xadrez de Madeira para baixo
+Leftwards Wooden Tile=Xadrez de Madeira para a esquerda
+Rightwards Wooden Tile=Xadrez de Madeira para a direita
+
+
+#: ownership.lua
+
+Sorry, @1 owns that spot.=Desculpe, @1 é o dono desse lugar.
+someone=alguem
+
+#: stairsplus/common.lua
+
+@1 Microblock=Microbloco de @1
+@1 Slab=Laje de @1
+@1 Slope=Declive de @1
+@1 Painel=Panel de @1
+@1 Stairs=Escadas de @1
+
+#: stairsplus/registrations.lua
+
+Concrete=Concreto
+Cement=Cimento
+Brass Block=Bloco de latão

locale/moreblocks.uk.tr

@@ -0,0 +1,92 @@
+# textdomain: moreblocks
+
+More Blocks=Більше Блоків
+Adds various miscellaneous blocks to the game.=Додає різноманітні нові блоки до гри.
+Adds various miscellaneous blocks.=Додає різноманітні нові блоки до гри.
+
+#: circular_saw.lua
+
+Circular Saw=Циркулярна пила
+Input material=Вхідний@nматеріал
+Left-over=Залишки
+Max=Кільк.
+Recycle output=Пере-@nобробка
+Set=Гаразд
+owned by @1=належить @1
+Circular Saw is empty=Циркулярна пила пуста
+Circular Saw is working on @1=Циркулярна пила працює над @1
+
+#: init.lua
+
+[MOD] moreblocks loaded.=[MOD] moreblocks завантажено.
+
+#: nodes.lua
+
+Deprecated=застарілий
+All-faces Acacia Tree=Всебічна колода акації
+All-faces Aspen Tree=Всебічна колода осики
+All-faces Jungle Tree=Всебічна джунглева колода
+All-faces Pine Tree=Всебічна колода сосни
+All-faces Tree=Всебічна колода яблуні
+Cactus Brick=Кактусова цегла
+Cactus Checker=Кактусова мозаїка
+Centered Wooden Tile=Дерев'яна мозаїка (центр)
+Checker Stone Tile=Кам'яна мозаїка
+Circle Stone Bricks=Кільцевий камінь
+Clean Glass=Чисте скло
+Coal Checker=Вугілляна мозаїка
+Coal Glass=Вугілляне скло
+Clean Super Glow Glass=Чисте супер-сяюче скло
+Trap Clean Super Glow Glass=Trap чисте супер-сяюче скло
+Trap Clean Glass=Trap чисте скло
+Clean Glow Glass=Чисте сяюче скло
+Trap Clean Glow Glass=Trap чисте сяюче скло
+Coal Stone=Вугілляний камінь
+Coal Stone Bricks=Вуглекам'яна цегла
+Compressed Cobblestone=Пресований кругляк
+Compressed Desert Cobblestone=Пресований пустельний кругляк
+Compressed Dirt=Пресований ґрунт
+Copper Patina Block=Блок мідного патину
+Empty Shelf=Пусті полиці
+Full Wooden Tile=Дерев'яна мозаїка
+Glow Glass=Сяюче скло
+Iron Checker=Сталева мозаїка
+Iron Glass=Металізоване скло
+Iron Stone=Залізний камінь
+Iron Stone Bricks=Залізокам'яна цегла
+Plankstone=Деревокам'яна мозаїка
+Rope=Мотузка
+Split Stone Tile=Кам'яна мозаїка
+Stone Bricks=Кам'яна цегла
+Stone Tile=Кам'яна плитка
+Super Glow Glass=Супер-сяюче скло
+Sweeper=Підмітальник
+Tar=Смола
+Trap Desert Stone=Уявний пустельний камінь
+Trap Glass=Уявне скло
+Trap Glow Glass=Уявне сяюче скло
+Trap Obsidian=Уявний обсидіан
+Trap Obsidian Glass=Уявне обсидіанове скло
+Trap Sandstone=Уявний пісковик
+Trap Stone=Уявний камінь
+Trap Super Glow Glass=Уявне супер-сяюче скло
+Wooden Tile=Дерев'яна мозаїка
+Offset Wooden Tile=Дерев'яна мозаїка (зверзу)
+# @deprecated
+Downwards Wooden Tile=Дерев'яна мозаїка (знизу)
+# @deprecated
+Leftwards Wooden Tile=Дерев'яна мозаїка (ліворуч)
+# @deprecated
+Rightwards Wooden Tile=Дерев'яна мозаїка (праворуч)
+
+#: ownership.lua
+Sorry, @1 owns that spot.=Вибачте, це належить @1.
+someone=комусь
+
+#: stairsplus/common.lua
+
+@1 Microblock=@1 (мікроблок)
+@1 Slab=@1 (плита)
+@1 Slope=@1 (схил)
+@1 Panel=@1 (панель)
+@1 Stairs=@1 (сходи)

mod.conf

@@ -1,4 +1,4 @@
 name = moreblocks
 description = Adds various miscellaneous blocks to the game.
-optional_depends = default,stairs,farming,wool,basic_materials
+optional_depends = default,stairs,farming,wool,basic_materials,place_rotated
 min_minetest_version = 5.0.0

nodes.lua

@@ -41,7 +41,6 @@ local nodes = {
 	["wood_tile"] = {
 		description = S("Wooden Tile"),
 		groups = {wood = 1, choppy = 2, oddly_breakable_by_hand = 2, flammable = 3},
-		is_ground_content = false,
 		paramtype2 = "facedir",
 		place_param2 = 0,
 		tiles = {"default_wood.png^moreblocks_wood_tile.png",
@@ -66,14 +65,12 @@ local nodes = {
 	["wood_tile_center"] = {
 		description = S("Centered Wooden Tile"),
 		groups = {wood = 1, choppy = 2, oddly_breakable_by_hand = 2, flammable = 3},
-		is_ground_content = false,
 		tiles = {"default_wood.png^moreblocks_wood_tile_center.png"},
 		sounds = sound_wood,
 	},
 	["wood_tile_full"] = {
 		description = S("Full Wooden Tile"),
 		groups = {wood = 1, choppy = 2, oddly_breakable_by_hand = 2, flammable = 3},
-		is_ground_content = false,
 		tiles = tile_tiles("wood_tile_full"),
 		sounds = sound_wood,
 	},
@@ -82,7 +79,6 @@ local nodes = {
 		paramtype2 = "facedir",
 		place_param2 = 0,
 		groups = {wood = 1, choppy = 2, oddly_breakable_by_hand = 2, flammable = 3},
-		is_ground_content = false,
 		tiles = {"default_wood.png^moreblocks_wood_tile_offset.png"},
 		sounds = sound_wood,
 		no_stairs = true,
@@ -108,7 +104,6 @@ local nodes = {
 	["circle_stone_bricks"] = {
 		description = S("Circle Stone Bricks"),
 		groups = {stone = 1, cracky = 3},
-		is_ground_content = false,
 		sounds = sound_stone,
 	},
 	["grey_bricks"] = {
@@ -116,7 +111,6 @@ local nodes = {
 		paramtype2 = "facedir",
 		place_param2 = 0,
 		groups = {cracky = 3},
-		is_ground_content = false,
 		sounds = sound_stone,
 	},
 	["coal_stone_bricks"] = {
@@ -124,7 +118,6 @@ local nodes = {
 		paramtype2 = "facedir",
 		place_param2 = 0,
 		groups = {stone = 1, cracky = 3},
-		is_ground_content = false,
 		sounds = sound_stone,
 	},
 	["iron_stone_bricks"] = {
@@ -132,13 +125,11 @@ local nodes = {
 		paramtype2 = "facedir",
 		place_param2 = 0,
 		groups = {stone = 1, cracky = 3},
-		is_ground_content = false,
 		sounds = sound_stone,
 	},
 	["stone_tile"] = {
 		description = S("Stone Tile"),
 		groups = {stone = 1, cracky = 3},
-		is_ground_content = false,
 		sounds = sound_stone,
 	},
 	["split_stone_tile"] = {
@@ -148,37 +139,31 @@ local nodes = {
 		tiles = {"moreblocks_split_stone_tile_top.png",
 			"moreblocks_split_stone_tile.png"},
 		groups = {stone = 1, cracky = 3},
-		is_ground_content = false,
 		sounds = sound_stone,
 	},
 	["checker_stone_tile"] = {
 		description = S("Checker Stone Tile"),
 		groups = {stone = 1, cracky = 3},
-		is_ground_content = false,
 		sounds = sound_stone,
 	},
 	["tar"] = {
 		description = S("Tar"),
 		groups = {cracky=2, tar_block=1},
-		is_ground_content = false,
 		sounds = sound_stone,
 	},
 	["dirt_compressed"] = {
 		description = S("Compressed Dirt"),
-		groups = {crumbly=2},
-		is_ground_content = false,
+		groups = {crumbly=2, compressed = 1},
 		sounds = sound_dirt,
 	},
 	["cobble_compressed"] = {
 		description = S("Compressed Cobblestone"),
-		groups = {cracky = 1},
-		is_ground_content = false,
+		groups = {cracky = 1, compressed = 1},
 		sounds = sound_stone,
 	},
 	["desert_cobble_compressed"] = {
 		description = S("Compressed Desert Cobblestone"),
-		groups = {cracky = 1},
-		is_ground_content = false,
+		groups = {cracky = 1, compressed = 1},
 		sounds = sound_stone,
 	},
 	["plankstone"] = {
@@ -186,7 +171,6 @@ local nodes = {
 		paramtype2 = "facedir",
 		place_param2 = 0,
 		groups = {cracky = 3},
-		is_ground_content = false,
 		tiles = tile_tiles("plankstone"),
 		sounds = sound_stone,
 	},
@@ -197,7 +181,6 @@ local nodes = {
 		use_texture_alpha = "clip",
 		paramtype = "light",
 		sunlight_propagates = true,
-		is_ground_content = false,
 		groups = {cracky = 3, oddly_breakable_by_hand = 3},
 		sounds = sound_glass,
 	},
@@ -208,7 +191,6 @@ local nodes = {
 		use_texture_alpha = "clip",
 		paramtype = "light",
 		sunlight_propagates = true,
-		is_ground_content = false,
 		groups = {cracky = 3, oddly_breakable_by_hand = 3},
 		sounds = sound_glass,
 	},
@@ -219,7 +201,6 @@ local nodes = {
 		use_texture_alpha = "clip",
 		paramtype = "light",
 		sunlight_propagates = true,
-		is_ground_content = false,
 		groups = {cracky = 3, oddly_breakable_by_hand = 3},
 		sounds = sound_glass,
 	},
@@ -228,13 +209,11 @@ local nodes = {
 		paramtype2 = "facedir",
 		place_param2 = 0,
 		groups = {cracky = 3},
-		is_ground_content = false,
 		sounds = sound_stone,
 	},
 	["cactus_checker"] = {
 		description = S("Cactus Checker"),
 		groups = {stone = 1, cracky = 3},
-		is_ground_content = false,
 		tiles = {"default_stone.png^moreblocks_cactus_checker.png",
 		"default_stone.png^moreblocks_cactus_checker.png",
 		"default_stone.png^moreblocks_cactus_checker.png",
@@ -249,7 +228,6 @@ local nodes = {
 		tiles = {"default_wood.png", "default_wood.png", "default_wood.png",
 		"default_wood.png", "moreblocks_empty_shelf.png", "moreblocks_empty_shelf.png"},
 		groups = {choppy = 3, oddly_breakable_by_hand = 2, flammable = 3},
-		is_ground_content = false,
 		sounds = sound_wood,
 		furnace_burntime = 15,
 		no_stairs = true,
@@ -257,13 +235,11 @@ local nodes = {
 	["coal_stone"] = {
 		description = S("Coal Stone"),
 		groups = {stone = 1, cracky = 3},
-		is_ground_content = false,
 		sounds = sound_stone,
 	},
 	["iron_stone"] = {
 		description = S("Iron Stone"),
 		groups = {stone = 1, cracky = 3},
-		is_ground_content = false,
 		sounds = sound_stone,
 	},
 	["coal_checker"] = {
@@ -275,7 +251,6 @@ local nodes = {
 		"default_stone.png^moreblocks_coal_checker.png^[transformR90",
 		"default_stone.png^moreblocks_coal_checker.png^[transformR90"},
 		groups = {stone = 1, cracky = 3},
-		is_ground_content = false,
 		sounds = sound_stone,
 	},
 	["iron_checker"] = {
@@ -287,7 +262,6 @@ local nodes = {
 		"default_stone.png^moreblocks_iron_checker.png^[transformR90",
 		"default_stone.png^moreblocks_iron_checker.png^[transformR90"},
 		groups = {stone = 1, cracky = 3},
-		is_ground_content = false,
 		sounds = sound_stone,
 	},
 	["trap_stone"] = {
@@ -297,7 +271,6 @@ local nodes = {
 		walkable = false,
 		groups = {cracky = 3},
 		paramtype = "light",
-		is_ground_content = false,
 		sounds = sound_stone,
 		no_stairs = true,
 	},
@@ -308,7 +281,6 @@ local nodes = {
 		walkable = false,
 		groups = {cracky = 3},
 		paramtype = "light",
-		is_ground_content = false,
 		sounds = sound_stone,
 		no_stairs = true,
 	},
@@ -319,7 +291,6 @@ local nodes = {
 		use_texture_alpha = "clip",
 		paramtype = "light",
 		sunlight_propagates = true,
-		is_ground_content = false,
 		walkable = false,
 		groups = {cracky = 3, oddly_breakable_by_hand = 3},
 		sounds = sound_glass,
@@ -332,7 +303,6 @@ local nodes = {
 		use_texture_alpha = "clip",
 		paramtype = "light",
 		sunlight_propagates = true,
-		is_ground_content = false,
 		walkable = false,
 		groups = {cracky = 3, oddly_breakable_by_hand = 3},
 		sounds = sound_glass,
@@ -345,7 +315,6 @@ local nodes = {
 		walkable = false,
 		groups = {cracky = 1, level = 2},
 		paramtype = "light",
-		is_ground_content = false,
 		sounds = sound_stone,
 		no_stairs = true,
 	},
@@ -356,7 +325,6 @@ local nodes = {
 		use_texture_alpha = "clip",
 		paramtype = "light",
 		sunlight_propagates = true,
-		is_ground_content = false,
 		walkable = false,
 		groups = {cracky = 3, oddly_breakable_by_hand = 3},
 		sounds = sound_glass,
@@ -369,7 +337,6 @@ local nodes = {
 		walkable = false,
 		groups = {crumbly = 1, cracky = 3},
 		paramtype = "light",
-		is_ground_content = false,
 		sounds = sound_stone,
 		no_stairs = true,
 	},
@@ -415,7 +382,6 @@ local nodes = {
 		use_texture_alpha = "clip",
 		paramtype = "light",
 		sunlight_propagates = true,
-		is_ground_content = false,
 		light_source = 11,
 		groups = {cracky = 3, oddly_breakable_by_hand = 3},
 		sounds = sound_glass,
@@ -427,7 +393,6 @@ local nodes = {
 		use_texture_alpha = "clip",
 		paramtype = "light",
 		sunlight_propagates = true,
-		is_ground_content = false,
 		light_source = 11,
 		groups = {cracky = 3, oddly_breakable_by_hand = 3},
 		sounds = sound_glass,
@@ -439,7 +404,6 @@ local nodes = {
 		use_texture_alpha = "clip",
 		paramtype = "light",
 		sunlight_propagates = true,
-		is_ground_content = false,
 		light_source = 11,
 		walkable = false,
 		groups = {cracky = 3, oddly_breakable_by_hand = 3},
@@ -453,7 +417,6 @@ local nodes = {
 		use_texture_alpha = "clip",
 		paramtype = "light",
 		sunlight_propagates = true,
-		is_ground_content = false,
 		light_source = 11,
 		walkable = false,
 		groups = {cracky = 3, oddly_breakable_by_hand = 3},
@@ -467,7 +430,6 @@ local nodes = {
 		use_texture_alpha = "clip",
 		paramtype = "light",
 		sunlight_propagates = true,
-		is_ground_content = false,
 		light_source = default.LIGHT_MAX,
 		groups = {cracky = 3, oddly_breakable_by_hand = 3},
 		sounds = sound_glass,
@@ -479,7 +441,6 @@ local nodes = {
 		use_texture_alpha = "clip",
 		paramtype = "light",
 		sunlight_propagates = true,
-		is_ground_content = false,
 		light_source = default.LIGHT_MAX,
 		groups = {cracky = 3, oddly_breakable_by_hand = 3},
 		sounds = sound_glass,
@@ -491,7 +452,6 @@ local nodes = {
 		use_texture_alpha = "clip",
 		paramtype = "light",
 		sunlight_propagates = true,
-		is_ground_content = false,
 		light_source = default.LIGHT_MAX,
 		walkable = false,
 		groups = {cracky = 3, oddly_breakable_by_hand = 3},
@@ -505,7 +465,6 @@ local nodes = {
 		use_texture_alpha = "clip",
 		paramtype = "light",
 		sunlight_propagates = true,
-		is_ground_content = false,
 		light_source = default.LIGHT_MAX,
 		walkable = false,
 		groups = {cracky = 3, oddly_breakable_by_hand = 3},
@@ -519,7 +478,6 @@ local nodes = {
 		wield_image = "moreblocks_rope.png",
 		paramtype = "light",
 		sunlight_propagates = true,
-		is_ground_content = false,
 		paramtype2 = "wallmounted",
 		walkable = false,
 		climbable = true,
@@ -531,27 +489,40 @@ local nodes = {
 	["copperpatina"] = {
 		description = S("Copper Patina Block"),
 		groups = {cracky = 1, level = 2},
-		is_ground_content = false,
 		sounds = sound_metal,
 	},
 }
 
 for name, def in pairs(nodes) do
+	def.is_ground_content = def.is_ground_content == true
 	def.tiles = def.tiles or {"moreblocks_" ..name.. ".png"}
+
+	local burntime = def.furnace_burntime
+	def.furnace_burntime = nil -- deprecated node def field
+
 	minetest.register_node("moreblocks:" ..name, def)
 	minetest.register_alias(name, "moreblocks:" ..name)
 
-	def_copy = table.copy(def)
+	-- Optional: register the node as fuel
+	if burntime then
+		core.register_craft({
+			type = "fuel",
+			recipe = "moreblocks:" .. name,
+			burntime = burntime,
+		})
+	end
+
+	local tiles = def.tiles
 
 	-- Use the primary tile for all sides of cut glasslike nodes.
 	-- This makes them easier to see
 	if
-		#def_copy.tiles > 1 and
-		def_copy.drawtype and
-		def_copy.drawtype == "glasslike_framed" or
-		def_copy.drawtype == "glasslike_framed_optional"
+		#tiles > 1 and
+		def.drawtype and
+		def.drawtype == "glasslike_framed" or
+		def.drawtype == "glasslike_framed_optional"
 	then
-		def.tiles = {def_copy.tiles[1]}
+		tiles = {def.tiles[1]}
 	end
 
 
@@ -561,7 +532,7 @@ for name, def in pairs(nodes) do
 		stairsplus:register_all("moreblocks", name, "moreblocks:" ..name, {
 			description = def.description,
 			groups = groups,
-			tiles = def.tiles,
+			tiles = tiles,
 			sunlight_propagates = def.sunlight_propagates,
 			light_source = def.light_source,
 			sounds = def.sounds,

stairsplus/common.lua

@@ -66,7 +66,10 @@ stairsplus.rotate_node_aux = function(itemstack, placer, pointed_thing)
 	local wallmounted = minetest.dir_to_wallmounted(vector.subtract(pointed_thing.above, under))
 
 	if same_cat and not aux then
-		p2 = under_node.param2
+		-- param2 can be in the range [0, 31]. We assume that the stair nodes use the
+		-- drawtype "facedir". Wrap the value like done in Luanti `src/mapnode.cpp`.
+		p2 = under_node.param2 % 24
+
 		-- flip if placing above or below an upright or upside-down node
 		-- TODO should we also flip when placing next to a side-mounted node?
 		if wallmounted < 2 then
@@ -133,6 +136,7 @@ stairsplus.register_single = function(category, alternate, info, modname, subnam
 		def[k] = v
 	end
 
+	def.is_ground_content = def.is_ground_content == true
 	def.drawtype = "nodebox"
 	def.paramtype = "light"
 	def.paramtype2 = def.paramtype2 or "facedir"
@@ -145,11 +149,14 @@ stairsplus.register_single = function(category, alternate, info, modname, subnam
 
 	-- Darken light sources slightly to make up for their smaller visual size
 	def.light_source = math.max(0, (def.light_source or 0) - 1)
-
-	def.on_place = stairsplus.rotate_node_aux
 	def.groups = stairsplus:prepare_groups(fields.groups)
 
 	if category == "slab" then
+		if minetest.global_exists("place_rotated") then
+			def.on_place = place_rotated.slab
+		else
+			def.on_place = stairsplus.rotate_node_aux
+		end
 		if type(info) ~= "table" then
 			def.node_box = {
 				type = "fixed",
@@ -164,6 +171,7 @@ stairsplus.register_single = function(category, alternate, info, modname, subnam
 			def.description = desc_base .. alternate:gsub("_", " "):gsub("(%a)(%S*)", function(a, b) return a:upper() .. b end)
 		end
 	else
+		def.on_place = stairsplus.rotate_node_aux
 		def.description = desc_base
 		if category == "slope" then
 			def.drawtype = "mesh"
@@ -172,7 +180,7 @@ stairsplus.register_single = function(category, alternate, info, modname, subnam
 		end
 	end
 
-	if fields.drop and not (type(fields.drop) == "table") then
+	if fields.drop and (type(fields.drop) ~= "table") then
 		def.drop = modname.. ":" .. category .. "_" .. fields.drop .. alternate
 	end
 

stairsplus/custom.lua

@@ -94,4 +94,5 @@ function stairsplus:register_custom_subset(subset, modname, subname, recipeitem,
 	end
 
 	circular_saw.known_nodes[recipeitem] = {modname, subname}
+	circular_saw.microblocks[modname.. ":micro_" .. subname] = recipeitem
 end

stairsplus/microblocks.lua

@@ -40,4 +40,5 @@ function stairsplus:register_micro(modname, subname, recipeitem, fields)
 	end
 
 	circular_saw.known_nodes[recipeitem] = {modname, subname}
+	circular_saw.microblocks[modname.. ":micro_" .. subname] = recipeitem
 end