minetest_game/mods/default/nodes.lua

-- mods/default/nodes.lua


--[[ Node name convention:

Although many node names are in combined-word form, the required form for new
node names is words separated by underscores. If both forms are used in written
language (for example pinewood and pine wood) the underscore form should be used.

--]]


--[[ Index:

Stone
-----
(1. Material 2. Cobble variant 3. Brick variant 4. Modified forms)

default:stone
default:cobble
default:stonebrick
default:stone_block
default:mossycobble

default:desert_stone
default:desert_cobble
default:desert_stonebrick
default:desert_stone_block

default:sandstone
default:sandstonebrick
default:sandstone_block

default:obsidian
default:obsidianbrick
default:obsidian_block

Soft / Non-Stone
----------------
(1. Material 2. Modified forms)

default:dirt
default:dirt_with_grass
default:dirt_with_grass_footsteps
default:dirt_with_dry_grass
default:dirt_with_snow

default:sand
default:desert_sand

default:gravel

default:clay

default:snow
default:snowblock

default:ice

Trees
-----
(1. Trunk 2. Fabricated trunk 3. Leaves 4. Sapling 5. Fruits)

default:tree
default:wood
default:leaves
default:sapling
default:apple

default:jungletree
default:junglewood
default:jungleleaves
default:junglesapling

default:pine_tree
default:pine_wood
default:pine_needles
default:pine_sapling

default:acacia_tree
default:acacia_wood
default:acacia_leaves
default:acacia_sapling

default:aspen_tree
default:aspen_wood
default:aspen_leaves
default:aspen_sapling

Ores
----
(1. In stone 2. Blocks)

default:stone_with_coal
default:coalblock

default:stone_with_iron
default:steelblock

default:stone_with_copper
default:copperblock
default:bronzeblock

default:stone_with_gold
default:goldblock

default:stone_with_mese
default:mese

default:stone_with_diamond
default:diamondblock

Plantlife (non-cubic)
---------------------

default:cactus
default:papyrus
default:dry_shrub
default:junglegrass

default:grass_1
default:grass_2
default:grass_3
default:grass_4
default:grass_5

default:dry_grass_1
default:dry_grass_2
default:dry_grass_3
default:dry_grass_4
default:dry_grass_5

Liquids
-------
(1. Source 2. Flowing)

default:water_source
default:water_flowing

default:river_water_source
default:river_water_flowing

default:lava_source
default:lava_flowing

Tools / "Advanced" crafting / Non-"natural"
-------------------------------------------

default:torch

default:chest
default:chest_locked

default:bookshelf

default:sign_wall_wood
default:sign_wall_steel

default:ladder_wood
default:ladder_steel

default:fence_wood
default:fence_acacia_wood
default:fence_junglewood
default:fence_pine_wood
default:fence_aspen_wood

default:glass
default:obsidian_glass

default:rail

default:brick

default:meselamp

Misc
----

default:cloud

--]]

--
-- Stone
--

minetest.register_node("default:stone", {
	description = "Stone",
	tiles = {"default_stone.png"},
	groups = {cracky = 3, stone = 1},
	drop = 'default:cobble',
	legacy_mineral = true,
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:cobble", {
	description = "Cobblestone",
	tiles = {"default_cobble.png"},
	is_ground_content = false,
	groups = {cracky = 3, stone = 2},
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:stonebrick", {
	description = "Stone Brick",
	paramtype2 = "facedir",
	place_param2 = 0,
	tiles = {"default_stone_brick.png"},
	is_ground_content = false,
	groups = {cracky = 2, stone = 1},
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:stone_block", {
	description = "Stone Block",
	tiles = {"default_stone_block.png"},
	is_ground_content = false,
	groups = {cracky = 2, stone = 1},
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:mossycobble", {
	description = "Mossy Cobblestone",
	tiles = {"default_mossycobble.png"},
	is_ground_content = false,
	groups = {cracky = 3, stone = 1},
	sounds = default.node_sound_stone_defaults(),
})


minetest.register_node("default:desert_stone", {
	description = "Desert Stone",
	tiles = {"default_desert_stone.png"},
	groups = {cracky = 3, stone = 1},
	drop = 'default:desert_cobble',
	legacy_mineral = true,
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:desert_cobble", {
	description = "Desert Cobblestone",
	tiles = {"default_desert_cobble.png"},
	is_ground_content = false,
	groups = {cracky = 3, stone = 2},
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:desert_stonebrick", {
	description = "Desert Stone Brick",
	paramtype2 = "facedir",
	place_param2 = 0,
	tiles = {"default_desert_stone_brick.png"},
	is_ground_content = false,
	groups = {cracky = 2, stone = 1},
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:desert_stone_block", {
	description = "Desert Stone Block",
	tiles = {"default_desert_stone_block.png"},
	is_ground_content = false,
	groups = {cracky = 2, stone = 1},
	sounds = default.node_sound_stone_defaults(),
})


minetest.register_node("default:sandstone", {
	description = "Sandstone",
	tiles = {"default_sandstone.png"},
	groups = {crumbly = 1, cracky = 3},
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:sandstonebrick", {
	description = "Sandstone Brick",
	paramtype2 = "facedir",
	place_param2 = 0,
	tiles = {"default_sandstone_brick.png"},
	is_ground_content = false,
	groups = {cracky = 2},
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:sandstone_block", {
	description = "Sandstone Block",
	tiles = {"default_sandstone_block.png"},
	is_ground_content = false,
	groups = {cracky = 2},
	sounds = default.node_sound_stone_defaults(),
})


minetest.register_node("default:obsidian", {
	description = "Obsidian",
	tiles = {"default_obsidian.png"},
	sounds = default.node_sound_stone_defaults(),
	groups = {cracky = 1, level = 2},
})

minetest.register_node("default:obsidianbrick", {
	description = "Obsidian Brick",
	paramtype2 = "facedir",
	place_param2 = 0,
	tiles = {"default_obsidian_brick.png"},
	is_ground_content = false,
	sounds = default.node_sound_stone_defaults(),
	groups = {cracky = 1, level = 2},
})

minetest.register_node("default:obsidian_block", {
	description = "Obsidian Block",
	tiles = {"default_obsidian_block.png"},
	is_ground_content = false,
	sounds = default.node_sound_stone_defaults(),
	groups = {cracky = 1, level = 2},
})

--
-- Soft / Non-Stone
--

minetest.register_node("default:dirt", {
	description = "Dirt",
	tiles = {"default_dirt.png"},
	groups = {crumbly = 3, soil = 1},
	sounds = default.node_sound_dirt_defaults(),
})

minetest.register_node("default:dirt_with_grass", {
	description = "Dirt with Grass",
	tiles = {"default_grass.png", "default_dirt.png",
		{name = "default_dirt.png^default_grass_side.png",
			tileable_vertical = false}},
	groups = {crumbly = 3, soil = 1},
	drop = 'default:dirt',
	sounds = default.node_sound_dirt_defaults({
		footstep = {name = "default_grass_footstep", gain = 0.25},
	}),
})

minetest.register_node("default:dirt_with_grass_footsteps", {
	description = "Dirt with Grass and Footsteps",
	tiles = {"default_grass.png^default_footprint.png", "default_dirt.png",
		{name = "default_dirt.png^default_grass_side.png",
			tileable_vertical = false}},
	groups = {crumbly = 3, soil = 1, not_in_creative_inventory = 1},
	drop = 'default:dirt',
	sounds = default.node_sound_dirt_defaults({
		footstep = {name = "default_grass_footstep", gain = 0.25},
	}),
})

minetest.register_node("default:dirt_with_dry_grass", {
	description = "Dirt with Dry Grass",
	tiles = {"default_dry_grass.png",
		"default_dirt.png",
		{name = "default_dirt.png^default_dry_grass_side.png",
			tileable_vertical = false}},
	groups = {crumbly = 3, soil = 1},
	drop = 'default:dirt',
	sounds = default.node_sound_dirt_defaults({
		footstep = {name = "default_grass_footstep", gain = 0.4},
	}),
})

minetest.register_node("default:dirt_with_snow", {
	description = "Dirt with Snow",
	tiles = {"default_snow.png", "default_dirt.png",
		{name = "default_dirt.png^default_snow_side.png",
			tileable_vertical = false}},
	groups = {crumbly = 3, soil = 1},
	drop = 'default:dirt',
	sounds = default.node_sound_dirt_defaults({
		footstep = {name = "default_snow_footstep", gain = 0.15},
	}),
})

minetest.register_node("default:sand", {
	description = "Sand",
	tiles = {"default_sand.png"},
	groups = {crumbly = 3, falling_node = 1, sand = 1},
	sounds = default.node_sound_sand_defaults(),
})

minetest.register_node("default:desert_sand", {
	description = "Desert Sand",
	tiles = {"default_desert_sand.png"},
	groups = {crumbly = 3, falling_node = 1, sand = 1},
	sounds = default.node_sound_sand_defaults(),
})


minetest.register_node("default:gravel", {
	description = "Gravel",
	tiles = {"default_gravel.png"},
	groups = {crumbly = 2, falling_node = 1},
	sounds = default.node_sound_gravel_defaults(),
	drop = {
		max_items = 1,
		items = {
			{items = {'default:flint'}, rarity = 16},
			{items = {'default:gravel'}}
		}
	}
})

minetest.register_node("default:clay", {
	description = "Clay",
	tiles = {"default_clay.png"},
	groups = {crumbly = 3},
	drop = 'default:clay_lump 4',
	sounds = default.node_sound_dirt_defaults(),
})


minetest.register_node("default:snow", {
	description = "Snow",
	tiles = {"default_snow.png"},
	inventory_image = "default_snowball.png",
	wield_image = "default_snowball.png",
	paramtype = "light",
	buildable_to = true,
	floodable = true,
	walkable = false,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5, -0.5, -0.5, 0.5, -0.25, 0.5},
		},
	},
	groups = {crumbly = 3, falling_node = 1, puts_out_fire = 1},
	sounds = default.node_sound_dirt_defaults({
		footstep = {name = "default_snow_footstep", gain = 0.15},
		dug = {name = "default_snow_footstep", gain = 0.2},
		dig = {name = "default_snow_footstep", gain = 0.2}
	}),

	on_construct = function(pos)
		pos.y = pos.y - 1
		if minetest.get_node(pos).name == "default:dirt_with_grass" then
			minetest.set_node(pos, {name = "default:dirt_with_snow"})
		end
	end,
})

minetest.register_node("default:snowblock", {
	description = "Snow Block",
	tiles = {"default_snow.png"},
	groups = {crumbly = 3, puts_out_fire = 1},
	sounds = default.node_sound_dirt_defaults({
		footstep = {name = "default_snow_footstep", gain = 0.15},
		dug = {name = "default_snow_footstep", gain = 0.2},
		dig = {name = "default_snow_footstep", gain = 0.2}
	}),
})

minetest.register_node("default:ice", {
	description = "Ice",
	tiles = {"default_ice.png"},
	is_ground_content = false,
	paramtype = "light",
	groups = {cracky = 3, puts_out_fire = 1},
	sounds = default.node_sound_glass_defaults(),
})

--
-- Trees
--

minetest.register_node("default:tree", {
	description = "Tree",
	tiles = {"default_tree_top.png", "default_tree_top.png", "default_tree.png"},
	paramtype2 = "facedir",
	is_ground_content = false,
	groups = {tree = 1, choppy = 2, oddly_breakable_by_hand = 1, flammable = 2},
	sounds = default.node_sound_wood_defaults(),

	on_place = minetest.rotate_node
})

minetest.register_node("default:wood", {
	description = "Wooden Planks",
	paramtype2 = "facedir",
	place_param2 = 0,
	tiles = {"default_wood.png"},
	is_ground_content = false,
	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 3, wood = 1},
	sounds = default.node_sound_wood_defaults(),
})

minetest.register_node("default:sapling", {
	description = "Sapling",
	drawtype = "plantlike",
	visual_scale = 1.0,
	tiles = {"default_sapling.png"},
	inventory_image = "default_sapling.png",
	wield_image = "default_sapling.png",
	paramtype = "light",
	sunlight_propagates = true,
	walkable = false,
	on_timer = default.grow_sapling,
	selection_box = {
		type = "fixed",
		fixed = {-0.3, -0.5, -0.3, 0.3, 0.35, 0.3}
	},
	groups = {snappy = 2, dig_immediate = 3, flammable = 2,
		attached_node = 1, sapling = 1},
	sounds = default.node_sound_leaves_defaults(),

	on_construct = function(pos)
		minetest.get_node_timer(pos):start(math.random(2400,4800))
	end,

	on_place = function(itemstack, placer, pointed_thing)
		itemstack = default.sapling_on_place(itemstack, placer, pointed_thing,
			"default:sapling",
			-- minp, maxp to be checked, relative to sapling pos
			-- minp_relative.y = 1 because sapling pos has been checked
			{x = -2, y = 1, z = -2},
			{x = 2, y = 6, z = 2},
			-- maximum interval of interior volume check
			4)

		return itemstack
	end,
})

minetest.register_node("default:leaves", {
	description = "Leaves",
	drawtype = "allfaces_optional",
	waving = 1,
	visual_scale = 1.3,
	tiles = {"default_leaves.png"},
	special_tiles = {"default_leaves_simple.png"},
	paramtype = "light",
	is_ground_content = false,
	groups = {snappy = 3, leafdecay = 3, flammable = 2, leaves = 1},
	drop = {
		max_items = 1,
		items = {
			{
				-- player will get sapling with 1/20 chance
				items = {'default:sapling'},
				rarity = 20,
			},
			{
				-- player will get leaves only if he get no saplings,
				-- this is because max_items is 1
				items = {'default:leaves'},
			}
		}
	},
	sounds = default.node_sound_leaves_defaults(),

	after_place_node = default.after_place_leaves,
})

minetest.register_node("default:apple", {
	description = "Apple",
	drawtype = "plantlike",
	visual_scale = 1.0,
	tiles = {"default_apple.png"},
	inventory_image = "default_apple.png",
	paramtype = "light",
	sunlight_propagates = true,
	walkable = false,
	is_ground_content = false,
	selection_box = {
		type = "fixed",
		fixed = {-0.2, -0.5, -0.2, 0.2, 0, 0.2}
	},
	groups = {fleshy = 3, dig_immediate = 3, flammable = 2,
		leafdecay = 3, leafdecay_drop = 1},
	on_use = minetest.item_eat(2),
	sounds = default.node_sound_leaves_defaults(),

	after_place_node = function(pos, placer, itemstack)
		if placer:is_player() then
			minetest.set_node(pos, {name = "default:apple", param2 = 1})
		end
	end,
})


minetest.register_node("default:jungletree", {
	description = "Jungle Tree",
	tiles = {"default_jungletree_top.png", "default_jungletree_top.png",
		"default_jungletree.png"},
	paramtype2 = "facedir",
	is_ground_content = false,
	groups = {tree = 1, choppy = 2, oddly_breakable_by_hand = 1, flammable = 2},
	sounds = default.node_sound_wood_defaults(),

	on_place = minetest.rotate_node
})

minetest.register_node("default:junglewood", {
	description = "Junglewood Planks",
	paramtype2 = "facedir",
	place_param2 = 0,
	tiles = {"default_junglewood.png"},
	is_ground_content = false,
	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 3, wood = 1},
	sounds = default.node_sound_wood_defaults(),
})

minetest.register_node("default:jungleleaves", {
	description = "Jungle Leaves",
	drawtype = "allfaces_optional",
	waving = 1,
	visual_scale = 1.3,
	tiles = {"default_jungleleaves.png"},
	special_tiles = {"default_jungleleaves_simple.png"},
	paramtype = "light",
	is_ground_content = false,
	groups = {snappy = 3, leafdecay = 3, flammable = 2, leaves = 1},
	drop = {
		max_items = 1,
		items = {
			{items = {'default:junglesapling'}, rarity = 20},
			{items = {'default:jungleleaves'}}
		}
	},
	sounds = default.node_sound_leaves_defaults(),

	after_place_node = default.after_place_leaves,
})

minetest.register_node("default:junglesapling", {
	description = "Jungle Sapling",
	drawtype = "plantlike",
	visual_scale = 1.0,
	tiles = {"default_junglesapling.png"},
	inventory_image = "default_junglesapling.png",
	wield_image = "default_junglesapling.png",
	paramtype = "light",
	sunlight_propagates = true,
	walkable = false,
	on_timer = default.grow_sapling,
	selection_box = {
		type = "fixed",
		fixed = {-0.3, -0.5, -0.3, 0.3, 0.35, 0.3}
	},
	groups = {snappy = 2, dig_immediate = 3, flammable = 2,
		attached_node = 1, sapling = 1},
	sounds = default.node_sound_leaves_defaults(),

	on_construct = function(pos)
		minetest.get_node_timer(pos):start(math.random(2400,4800))
	end,

	on_place = function(itemstack, placer, pointed_thing)
		itemstack = default.sapling_on_place(itemstack, placer, pointed_thing,
			"default:junglesapling",
			-- minp, maxp to be checked, relative to sapling pos
			-- minp_relative.y = 1 because sapling pos has been checked
			{x = -2, y = 1, z = -2},
			{x = 2, y = 15, z = 2},
			-- maximum interval of interior volume check
			4)

		return itemstack
	end,
})


minetest.register_node("default:pine_tree", {
	description = "Pine Tree",
	tiles = {"default_pine_tree_top.png", "default_pine_tree_top.png",
		"default_pine_tree.png"},
	paramtype2 = "facedir",
	is_ground_content = false,
	groups = {tree = 1, choppy = 2, oddly_breakable_by_hand = 1, flammable = 2},
	sounds = default.node_sound_wood_defaults(),

	on_place = minetest.rotate_node
})

minetest.register_node("default:pine_wood", {
	description = "Pine Wood Planks",
	paramtype2 = "facedir",
	place_param2 = 0,
	tiles = {"default_pine_wood.png"},
	is_ground_content = false,
	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 3, wood = 1},
	sounds = default.node_sound_wood_defaults(),
})

minetest.register_node("default:pine_needles",{
	description = "Pine Needles",
	drawtype = "allfaces_optional",
	visual_scale = 1.3,
	tiles = {"default_pine_needles.png"},
	waving = 1,
	paramtype = "light",
	is_ground_content = false,
	groups = {snappy = 3, leafdecay = 3, flammable = 2, leaves = 1},
	drop = {
		max_items = 1,
		items = {
			{items = {"default:pine_sapling"}, rarity = 20},
			{items = {"default:pine_needles"}}
		}
	},
	sounds = default.node_sound_leaves_defaults(),

	after_place_node = default.after_place_leaves,
})

minetest.register_node("default:pine_sapling", {
	description = "Pine Sapling",
	drawtype = "plantlike",
	visual_scale = 1.0,
	tiles = {"default_pine_sapling.png"},
	inventory_image = "default_pine_sapling.png",
	wield_image = "default_pine_sapling.png",
	paramtype = "light",
	sunlight_propagates = true,
	walkable = false,
	on_timer = default.grow_sapling,
	selection_box = {
		type = "fixed",
		fixed = {-0.3, -0.5, -0.3, 0.3, 0.35, 0.3}
	},
	groups = {snappy = 2, dig_immediate = 3, flammable = 2,
		attached_node = 1, sapling = 1},
	sounds = default.node_sound_leaves_defaults(),

	on_construct = function(pos)
		minetest.get_node_timer(pos):start(math.random(2400,4800))
	end,

	on_place = function(itemstack, placer, pointed_thing)
		itemstack = default.sapling_on_place(itemstack, placer, pointed_thing,
			"default:pine_sapling",
			-- minp, maxp to be checked, relative to sapling pos
			-- minp_relative.y = 1 because sapling pos has been checked
			{x = -2, y = 1, z = -2},
			{x = 2, y = 12, z = 2},
			-- maximum interval of interior volume check
			4)

		return itemstack
	end,
})


minetest.register_node("default:acacia_tree", {
	description = "Acacia Tree",
	tiles = {"default_acacia_tree_top.png", "default_acacia_tree_top.png",
		"default_acacia_tree.png"},
	paramtype2 = "facedir",
	is_ground_content = false,
	groups = {tree = 1, choppy = 2, oddly_breakable_by_hand = 1, flammable = 2},
	sounds = default.node_sound_wood_defaults(),

	on_place = minetest.rotate_node
})

minetest.register_node("default:acacia_wood", {
	description = "Acacia Wood Planks",
	paramtype2 = "facedir",
	place_param2 = 0,
	tiles = {"default_acacia_wood.png"},
	is_ground_content = false,
	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 3, wood = 1},
	sounds = default.node_sound_wood_defaults(),
})

minetest.register_node("default:acacia_leaves", {
	description = "Acacia Leaves",
	drawtype = "allfaces_optional",
	visual_scale = 1.3,
	tiles = {"default_acacia_leaves.png"},
	waving = 1,
	paramtype = "light",
	is_ground_content = false,
	groups = {snappy = 3, leafdecay = 3, flammable = 2, leaves = 1},
	drop = {
		max_items = 1,
		items = {
			{items = {"default:acacia_sapling"}, rarity = 20},
			{items = {"default:acacia_leaves"}}
		}
	},
	sounds = default.node_sound_leaves_defaults(),

	after_place_node = default.after_place_leaves,
})

minetest.register_node("default:acacia_sapling", {
	description = "Acacia Tree Sapling",
	drawtype = "plantlike",
	visual_scale = 1.0,
	tiles = {"default_acacia_sapling.png"},
	inventory_image = "default_acacia_sapling.png",
	wield_image = "default_acacia_sapling.png",
	paramtype = "light",
	sunlight_propagates = true,
	walkable = false,
	on_timer = default.grow_sapling,
	selection_box = {
		type = "fixed",
		fixed = {-0.3, -0.5, -0.3, 0.3, 0.35, 0.3}
	},
	groups = {snappy = 2, dig_immediate = 3, flammable = 2,
		attached_node = 1, sapling = 1},
	sounds = default.node_sound_leaves_defaults(),

	on_construct = function(pos)
		minetest.get_node_timer(pos):start(math.random(2400,4800))
	end,

	on_place = function(itemstack, placer, pointed_thing)
		itemstack = default.sapling_on_place(itemstack, placer, pointed_thing,
			"default:acacia_sapling",
			-- minp, maxp to be checked, relative to sapling pos
			-- minp_relative.y = 1 because sapling pos has been checked
			{x = -4, y = 1, z = -4},
			{x = 4, y = 6, z = 4},
			-- maximum interval of interior volume check
			4)

		return itemstack
	end,
})

minetest.register_node("default:aspen_tree", {
	description = "Aspen Tree",
	tiles = {"default_aspen_tree_top.png", "default_aspen_tree_top.png",
		"default_aspen_tree.png"},
	paramtype2 = "facedir",
	is_ground_content = false,
	groups = {tree = 1, choppy = 2, oddly_breakable_by_hand = 1, flammable = 2},
	sounds = default.node_sound_wood_defaults(),

	on_place = minetest.rotate_node
})

minetest.register_node("default:aspen_wood", {
	description = "Aspen Wood Planks",
	paramtype2 = "facedir",
	place_param2 = 0,
	tiles = {"default_aspen_wood.png"},
	is_ground_content = false,
	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 3, wood = 1},
	sounds = default.node_sound_wood_defaults(),
})

minetest.register_node("default:aspen_leaves", {
	description = "Aspen Leaves",
	drawtype = "allfaces_optional",
	visual_scale = 1.3,
	tiles = {"default_aspen_leaves.png"},
	waving = 1,
	paramtype = "light",
	is_ground_content = false,
	groups = {snappy = 3, leafdecay = 3, flammable = 2, leaves = 1},
	drop = {
		max_items = 1,
		items = {
			{items = {"default:aspen_sapling"}, rarity = 20},
			{items = {"default:aspen_leaves"}}
		}
	},
	sounds = default.node_sound_leaves_defaults(),

	after_place_node = default.after_place_leaves,
})

minetest.register_node("default:aspen_sapling", {
	description = "Aspen Tree Sapling",
	drawtype = "plantlike",
	visual_scale = 1.0,
	tiles = {"default_aspen_sapling.png"},
	inventory_image = "default_aspen_sapling.png",
	wield_image = "default_aspen_sapling.png",
	paramtype = "light",
	sunlight_propagates = true,
	walkable = false,
	on_timer = default.grow_sapling,
	selection_box = {
		type = "fixed",
		fixed = {-0.3, -0.5, -0.3, 0.3, 0.35, 0.3}
	},
	groups = {snappy = 2, dig_immediate = 3, flammable = 2,
		attached_node = 1, sapling = 1},
	sounds = default.node_sound_leaves_defaults(),

	on_construct = function(pos)
		minetest.get_node_timer(pos):start(math.random(2400,4800))
	end,

	on_place = function(itemstack, placer, pointed_thing)
		itemstack = default.sapling_on_place(itemstack, placer, pointed_thing,
			"default:aspen_sapling",
			-- minp, maxp to be checked, relative to sapling pos
			-- minp_relative.y = 1 because sapling pos has been checked
			{x = -2, y = 1, z = -2},
			{x = 2, y = 12, z = 2},
			-- maximum interval of interior volume check
			4)

		return itemstack
	end,
})

--
-- Ores
--

minetest.register_node("default:stone_with_coal", {
	description = "Coal Ore",
	tiles = {"default_stone.png^default_mineral_coal.png"},
	groups = {cracky = 3},
	drop = 'default:coal_lump',
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:coalblock", {
	description = "Coal Block",
	tiles = {"default_coal_block.png"},
	is_ground_content = false,
	groups = {cracky = 3},
	sounds = default.node_sound_stone_defaults(),
})


minetest.register_node("default:stone_with_iron", {
	description = "Iron Ore",
	tiles = {"default_stone.png^default_mineral_iron.png"},
	groups = {cracky = 2},
	drop = 'default:iron_lump',
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:steelblock", {
	description = "Steel Block",
	tiles = {"default_steel_block.png"},
	is_ground_content = false,
	groups = {cracky = 1, level = 2},
	sounds = default.node_sound_stone_defaults(),
})


minetest.register_node("default:stone_with_copper", {
	description = "Copper Ore",
	tiles = {"default_stone.png^default_mineral_copper.png"},
	groups = {cracky = 2},
	drop = 'default:copper_lump',
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:copperblock", {
	description = "Copper Block",
	tiles = {"default_copper_block.png"},
	is_ground_content = false,
	groups = {cracky = 1, level = 2},
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:bronzeblock", {
	description = "Bronze Block",
	tiles = {"default_bronze_block.png"},
	is_ground_content = false,
	groups = {cracky = 1, level = 2},
	sounds = default.node_sound_stone_defaults(),
})


minetest.register_node("default:stone_with_mese", {
	description = "Mese Ore",
	tiles = {"default_stone.png^default_mineral_mese.png"},
	groups = {cracky = 1},
	drop = "default:mese_crystal",
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:mese", {
	description = "Mese Block",
	tiles = {"default_mese_block.png"},
	paramtype = "light",
	groups = {cracky = 1, level = 2},
	sounds = default.node_sound_stone_defaults(),
	light_source = 3,
})


minetest.register_node("default:stone_with_gold", {
	description = "Gold Ore",
	tiles = {"default_stone.png^default_mineral_gold.png"},
	groups = {cracky = 2},
	drop = "default:gold_lump",
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:goldblock", {
	description = "Gold Block",
	tiles = {"default_gold_block.png"},
	is_ground_content = false,
	groups = {cracky = 1},
	sounds = default.node_sound_stone_defaults(),
})


minetest.register_node("default:stone_with_diamond", {
	description = "Diamond Ore",
	tiles = {"default_stone.png^default_mineral_diamond.png"},
	groups = {cracky = 1},
	drop = "default:diamond",
	sounds = default.node_sound_stone_defaults(),
})

minetest.register_node("default:diamondblock", {
	description = "Diamond Block",
	tiles = {"default_diamond_block.png"},
	is_ground_content = false,
	groups = {cracky = 1, level = 3},
	sounds = default.node_sound_stone_defaults(),
})

--
-- Plantlife (non-cubic)
--

minetest.register_node("default:cactus", {
	description = "Cactus",
	tiles = {"default_cactus_top.png", "default_cactus_top.png",
		"default_cactus_side.png"},
	paramtype2 = "facedir",
	groups = {snappy = 1, choppy = 3},
	sounds = default.node_sound_wood_defaults(),
	on_place = minetest.rotate_node,
})

minetest.register_node("default:papyrus", {
	description = "Papyrus",
	drawtype = "plantlike",
	tiles = {"default_papyrus.png"},
	inventory_image = "default_papyrus.png",
	wield_image = "default_papyrus.png",
	paramtype = "light",
	sunlight_propagates = true,
	walkable = false,
	selection_box = {
		type = "fixed",
		fixed = {-0.3, -0.5, -0.3, 0.3, 0.5, 0.3}
	},
	groups = {snappy = 3, flammable = 2},
	sounds = default.node_sound_leaves_defaults(),

	after_dig_node = function(pos, node, metadata, digger)
		default.dig_up(pos, node, digger)
	end,
})

minetest.register_node("default:dry_shrub", {
	description = "Dry Shrub",
	drawtype = "plantlike",
	waving = 1,
	visual_scale = 1.0,
	tiles = {"default_dry_shrub.png"},
	inventory_image = "default_dry_shrub.png",
	wield_image = "default_dry_shrub.png",
	paramtype = "light",
	sunlight_propagates = true,
	walkable = false,
	buildable_to = true,
	groups = {snappy = 3, flammable = 3, attached_node = 1},
	sounds = default.node_sound_leaves_defaults(),
	selection_box = {
		type = "fixed",
		fixed = {-0.5, -0.5, -0.5, 0.5, -5/16, 0.5},
	},
})

minetest.register_node("default:junglegrass", {
	description = "Jungle Grass",
	drawtype = "plantlike",
	waving = 1,
	visual_scale = 1.3,
	tiles = {"default_junglegrass.png"},
	inventory_image = "default_junglegrass.png",
	wield_image = "default_junglegrass.png",
	paramtype = "light",
	sunlight_propagates = true,
	walkable = false,
	buildable_to = true,
	groups = {snappy = 3, flora = 1, attached_node = 1, grass = 1},
	sounds = default.node_sound_leaves_defaults(),
	selection_box = {
		type = "fixed",
		fixed = {-0.5, -0.5, -0.5, 0.5, -5/16, 0.5},
	},
})


minetest.register_node("default:grass_1", {
	description = "Grass",
	drawtype = "plantlike",
	waving = 1,
	tiles = {"default_grass_1.png"},
	-- Use texture of a taller grass stage in inventory
	inventory_image = "default_grass_3.png",
	wield_image = "default_grass_3.png",
	paramtype = "light",
	sunlight_propagates = true,
	walkable = false,
	buildable_to = true,
	groups = {snappy = 3, flora = 1, attached_node = 1, grass = 1},
	sounds = default.node_sound_leaves_defaults(),
	selection_box = {
		type = "fixed",
		fixed = {-0.5, -0.5, -0.5, 0.5, -5/16, 0.5},
	},

	on_place = function(itemstack, placer, pointed_thing)
		-- place a random grass node
		local stack = ItemStack("default:grass_" .. math.random(1,5))
		local ret = minetest.item_place(stack, placer, pointed_thing)
		return ItemStack("default:grass_1 " ..
			itemstack:get_count() - (1 - ret:get_count()))
	end,
})

for i = 2, 5 do
	minetest.register_node("default:grass_" .. i, {
		description = "Grass",
		drawtype = "plantlike",
		waving = 1,
		tiles = {"default_grass_" .. i .. ".png"},
		inventory_image = "default_grass_" .. i .. ".png",
		wield_image = "default_grass_" .. i .. ".png",
		paramtype = "light",
		sunlight_propagates = true,
		walkable = false,
		buildable_to = true,
		drop = "default:grass_1",
		groups = {snappy = 3, flora = 1, attached_node = 1,
			not_in_creative_inventory = 1, grass = 1},
		sounds = default.node_sound_leaves_defaults(),
		selection_box = {
			type = "fixed",
			fixed = {-0.5, -0.5, -0.5, 0.5, -5/16, 0.5},
		},
	})
end


minetest.register_node("default:dry_grass_1", {
	description = "Dry Grass",
	drawtype = "plantlike",
	waving = 1,
	tiles = {"default_dry_grass_1.png"},
	inventory_image = "default_dry_grass_3.png",
	wield_image = "default_dry_grass_3.png",
	paramtype = "light",
	sunlight_propagates = true,
	walkable = false,
	buildable_to = true,
	groups = {snappy = 3, flammable = 3, flora = 1,
		attached_node = 1, dry_grass = 1},
	sounds = default.node_sound_leaves_defaults(),
	selection_box = {
		type = "fixed",
		fixed = {-0.5, -0.5, -0.5, 0.5, -5/16, 0.5},
	},

	on_place = function(itemstack, placer, pointed_thing)
		-- place a random dry grass node
		local stack = ItemStack("default:dry_grass_" .. math.random(1, 5))
		local ret = minetest.item_place(stack, placer, pointed_thing)
		return ItemStack("default:dry_grass_1 " ..
			itemstack:get_count() - (1 - ret:get_count()))
	end,
})

for i = 2, 5 do
	minetest.register_node("default:dry_grass_" .. i, {
		description = "Dry Grass",
		drawtype = "plantlike",
		waving = 1,
		tiles = {"default_dry_grass_" .. i .. ".png"},
		inventory_image = "default_dry_grass_" .. i .. ".png",
		wield_image = "default_dry_grass_" .. i .. ".png",
		paramtype = "light",
		sunlight_propagates = true,
		walkable = false,
		buildable_to = true,
		groups = {snappy = 3, flammable = 3, flora = 1, attached_node = 1,
			not_in_creative_inventory=1, dry_grass = 1},
		drop = "default:dry_grass_1",
		sounds = default.node_sound_leaves_defaults(),
		selection_box = {
			type = "fixed",
			fixed = {-0.5, -0.5, -0.5, 0.5, -5/16, 0.5},
		},
	})
end

--
-- Liquids
--

minetest.register_node("default:water_source", {
	description = "Water Source",
	drawtype = "liquid",
	tiles = {
		{
			name = "default_water_source_animated.png",
			animation = {
				type = "vertical_frames",
				aspect_w = 16,
				aspect_h = 16,
				length = 2.0,
			},
		},
	},
	special_tiles = {
		-- New-style water source material (mostly unused)
		{
			name = "default_water_source_animated.png",
			animation = {
				type = "vertical_frames",
				aspect_w = 16,
				aspect_h = 16,
				length = 2.0,
			},
			backface_culling = false,
		},
	},
	alpha = 160,
	paramtype = "light",
	walkable = false,
	pointable = false,
	diggable = false,
	buildable_to = true,
	is_ground_content = false,
	drop = "",
	drowning = 1,
	liquidtype = "source",
	liquid_alternative_flowing = "default:water_flowing",
	liquid_alternative_source = "default:water_source",
	liquid_viscosity = 1,
	post_effect_color = {a = 103, r = 30, g = 60, b = 90},
	groups = {water = 3, liquid = 3, puts_out_fire = 1},
})

minetest.register_node("default:water_flowing", {
	description = "Flowing Water",
	drawtype = "flowingliquid",
	tiles = {"default_water.png"},
	special_tiles = {
		{
			name = "default_water_flowing_animated.png",
			backface_culling = false,
			animation = {
				type = "vertical_frames",
				aspect_w = 16,
				aspect_h = 16,
				length = 0.8,
			},
		},
		{
			name = "default_water_flowing_animated.png",
			backface_culling = true,
			animation = {
				type = "vertical_frames",
				aspect_w = 16,
				aspect_h = 16,
				length = 0.8,
			},
		},
	},
	alpha = 160,
	paramtype = "light",
	paramtype2 = "flowingliquid",
	walkable = false,
	pointable = false,
	diggable = false,
	buildable_to = true,
	is_ground_content = false,
	drop = "",
	drowning = 1,
	liquidtype = "flowing",
	liquid_alternative_flowing = "default:water_flowing",
	liquid_alternative_source = "default:water_source",
	liquid_viscosity = 1,
	post_effect_color = {a = 103, r = 30, g = 60, b = 90},
	groups = {water = 3, liquid = 3, puts_out_fire = 1,
		not_in_creative_inventory = 1},
})


minetest.register_node("default:river_water_source", {
	description = "River Water Source",
	drawtype = "liquid",
	tiles = {
		{
			name = "default_river_water_source_animated.png",
			animation = {
				type = "vertical_frames",
				aspect_w = 16,
				aspect_h = 16,
				length = 2.0,
			},
		},
	},
	special_tiles = {
		{
			name = "default_river_water_source_animated.png",
			animation = {
				type = "vertical_frames",
				aspect_w = 16,
				aspect_h = 16,
				length = 2.0,
			},
			backface_culling = false,
		},
	},
	alpha = 160,
	paramtype = "light",
	walkable = false,
	pointable = false,
	diggable = false,
	buildable_to = true,
	is_ground_content = false,
	drop = "",
	drowning = 1,
	liquidtype = "source",
	liquid_alternative_flowing = "default:river_water_flowing",
	liquid_alternative_source = "default:river_water_source",
	liquid_viscosity = 1,
	liquid_renewable = false,
	liquid_range = 2,
	post_effect_color = {a = 103, r = 30, g = 76, b = 90},
	groups = {water = 3, liquid = 3, puts_out_fire = 1},
})

minetest.register_node("default:river_water_flowing", {
	description = "Flowing River Water",
	drawtype = "flowingliquid",
	tiles = {"default_river_water.png"},
	special_tiles = {
		{
			name = "default_river_water_flowing_animated.png",
			backface_culling = false,
			animation = {
				type = "vertical_frames",
				aspect_w = 16,
				aspect_h = 16,
				length = 0.8,
			},
		},
		{
			name = "default_river_water_flowing_animated.png",
			backface_culling = true,
			animation = {
				type = "vertical_frames",
				aspect_w = 16,
				aspect_h = 16,
				length = 0.8,
			},
		},
	},
	alpha = 160,
	paramtype = "light",
	paramtype2 = "flowingliquid",
	walkable = false,
	pointable = false,
	diggable = false,
	buildable_to = true,
	is_ground_content = false,
	drop = "",
	drowning = 1,
	liquidtype = "flowing",
	liquid_alternative_flowing = "default:river_water_flowing",
	liquid_alternative_source = "default:river_water_source",
	liquid_viscosity = 1,
	liquid_renewable = false,
	liquid_range = 2,
	post_effect_color = {a = 103, r = 30, g = 76, b = 90},
	groups = {water = 3, liquid = 3, puts_out_fire = 1,
		not_in_creative_inventory = 1},
})


minetest.register_node("default:lava_source", {
	description = "Lava Source",
	drawtype = "liquid",
	tiles = {
		{
			name = "default_lava_source_animated.png",
			animation = {
				type = "vertical_frames",
				aspect_w = 16,
				aspect_h = 16,
				length = 3.0,
			},
		},
	},
	special_tiles = {
		-- New-style lava source material (mostly unused)
		{
			name = "default_lava_source_animated.png",
			animation = {
				type = "vertical_frames",
				aspect_w = 16,
				aspect_h = 16,
				length = 3.0,
			},
			backface_culling = false,
		},
	},
	paramtype = "light",
	light_source = default.LIGHT_MAX - 1,
	walkable = false,
	pointable = false,
	diggable = false,
	buildable_to = true,
	is_ground_content = false,
	drop = "",
	drowning = 1,
	liquidtype = "source",
	liquid_alternative_flowing = "default:lava_flowing",
	liquid_alternative_source = "default:lava_source",
	liquid_viscosity = 7,
	liquid_renewable = false,
	damage_per_second = 4 * 2,
	post_effect_color = {a = 191, r = 255, g = 64, b = 0},
	groups = {lava = 3, liquid = 2, igniter = 1},
})

minetest.register_node("default:lava_flowing", {
	description = "Flowing Lava",
	drawtype = "flowingliquid",
	tiles = {"default_lava.png"},
	special_tiles = {
		{
			name = "default_lava_flowing_animated.png",
			backface_culling = false,
			animation = {
				type = "vertical_frames",
				aspect_w = 16,
				aspect_h = 16,
				length = 3.3,
			},
		},
		{
			name = "default_lava_flowing_animated.png",
			backface_culling = true,
			animation = {
				type = "vertical_frames",
				aspect_w = 16,
				aspect_h = 16,
				length = 3.3,
			},
		},
	},
	paramtype = "light",
	paramtype2 = "flowingliquid",
	light_source = default.LIGHT_MAX - 1,
	walkable = false,
	pointable = false,
	diggable = false,
	buildable_to = true,
	is_ground_content = false,
	drop = "",
	drowning = 1,
	liquidtype = "flowing",
	liquid_alternative_flowing = "default:lava_flowing",
	liquid_alternative_source = "default:lava_source",
	liquid_viscosity = 7,
	liquid_renewable = false,
	damage_per_second = 4 * 2,
	post_effect_color = {a = 191, r = 255, g = 64, b = 0},
	groups = {lava = 3, liquid = 2, igniter = 1,
		not_in_creative_inventory = 1},
})

--
-- Tools / "Advanced" crafting / Non-"natural"
--

minetest.register_node("default:torch", {
	description = "Torch",
	drawtype = "torchlike",
	tiles = {
		{
			name = "default_torch_on_floor_animated.png",
			animation = {
				type = "vertical_frames",
				aspect_w = 16,
				aspect_h = 16,
				length = 3.0
			},
		},
		{
			name="default_torch_on_ceiling_animated.png",
			animation = {
				type = "vertical_frames",
				aspect_w = 16,
				aspect_h = 16,
				length = 3.0
			},
		},
		{
			name="default_torch_animated.png",
			animation = {
				type = "vertical_frames",
				aspect_w = 16,
				aspect_h = 16,
				length = 3.0
			},
		},
	},
	inventory_image = "default_torch_on_floor.png",
	wield_image = "default_torch_on_floor.png",
	paramtype = "light",
	paramtype2 = "wallmounted",
	sunlight_propagates = true,
	is_ground_content = false,
	walkable = false,
	light_source = default.LIGHT_MAX - 1,
	selection_box = {
		type = "wallmounted",
		wall_top = {-0.1, 0.5 - 0.6, -0.1, 0.1, 0.5, 0.1},
		wall_bottom = {-0.1, -0.5, -0.1, 0.1, -0.5 + 0.6, 0.1},
		wall_side = {-0.5, -0.3, -0.1, -0.5 + 0.3, 0.3, 0.1},
	},
	groups = {choppy = 2, dig_immediate = 3, flammable = 1, attached_node = 1},
	legacy_wallmounted = true,
	sounds = default.node_sound_defaults(),
})


local chest_formspec =
	"size[8,9]" ..
	default.gui_bg ..
	default.gui_bg_img ..
	default.gui_slots ..
	"list[current_name;main;0,0.3;8,4;]" ..
	"list[current_player;main;0,4.85;8,1;]" ..
	"list[current_player;main;0,6.08;8,3;8]" ..
	"listring[current_name;main]" ..
	"listring[current_player;main]" ..
	default.get_hotbar_bg(0,4.85)

local function get_locked_chest_formspec(pos)
	local spos = pos.x .. "," .. pos.y .. "," .. pos.z
	local formspec =
		"size[8,9]" ..
		default.gui_bg ..
		default.gui_bg_img ..
		default.gui_slots ..
		"list[nodemeta:" .. spos .. ";main;0,0.3;8,4;]" ..
		"list[current_player;main;0,4.85;8,1;]" ..
		"list[current_player;main;0,6.08;8,3;8]" ..
		"listring[nodemeta:" .. spos .. ";main]" ..
		"listring[current_player;main]" ..
		default.get_hotbar_bg(0,4.85)
 return formspec
end

local function has_locked_chest_privilege(meta, player)
	local name = ""
	if player then
		if minetest.check_player_privs(player, "protection_bypass") then
			return true
		end
		name = player:get_player_name()
	end
	if name ~= meta:get_string("owner") then
		return false
	end
	return true
end

minetest.register_node("default:chest", {
	description = "Chest",
	tiles = {"default_chest_top.png", "default_chest_top.png", "default_chest_side.png",
		"default_chest_side.png", "default_chest_side.png", "default_chest_front.png"},
	paramtype2 = "facedir",
	groups = {choppy = 2, oddly_breakable_by_hand = 2},
	legacy_facedir_simple = true,
	is_ground_content = false,
	sounds = default.node_sound_wood_defaults(),

	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		meta:set_string("formspec", chest_formspec)
		local inv = meta:get_inventory()
		inv:set_size("main", 8*4)
	end,
	can_dig = function(pos,player)
		local meta = minetest.get_meta(pos);
		local inv = meta:get_inventory()
		return inv:is_empty("main")
	end,
	on_metadata_inventory_move = function(pos, from_list, from_index,
			to_list, to_index, count, player)
		minetest.log("action", player:get_player_name() ..
			" moves stuff in chest at " .. minetest.pos_to_string(pos))
	end,
    on_metadata_inventory_put = function(pos, listname, index, stack, player)
		minetest.log("action", player:get_player_name() ..
			" moves " .. stack:get_name() ..
			" to chest at " .. minetest.pos_to_string(pos))
	end,
    on_metadata_inventory_take = function(pos, listname, index, stack, player)
		minetest.log("action", player:get_player_name() ..
			" takes " .. stack:get_name() ..
			" from chest at " .. minetest.pos_to_string(pos))
	end,
	on_blast = function(pos)
		local drops = {}
		default.get_inventory_drops(pos, "main", drops)
		drops[#drops+1] = "default:chest"
		minetest.remove_node(pos)
		return drops
	end,
})

minetest.register_node("default:chest_locked", {
	description = "Locked Chest",
	tiles = {"default_chest_top.png", "default_chest_top.png", "default_chest_side.png",
		"default_chest_side.png", "default_chest_side.png", "default_chest_lock.png"},
	paramtype2 = "facedir",
	groups = {choppy = 2, oddly_breakable_by_hand = 2},
	legacy_facedir_simple = true,
	is_ground_content = false,
	sounds = default.node_sound_wood_defaults(),

	after_place_node = function(pos, placer)
		local meta = minetest.get_meta(pos)
		meta:set_string("owner", placer:get_player_name() or "")
		meta:set_string("infotext", "Locked Chest (owned by " ..
				meta:get_string("owner") .. ")")
	end,
	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		meta:set_string("owner", "")
		local inv = meta:get_inventory()
		inv:set_size("main", 8 * 4)
	end,
	can_dig = function(pos,player)
		local meta = minetest.get_meta(pos);
		local inv = meta:get_inventory()
		return inv:is_empty("main") and has_locked_chest_privilege(meta, player)
	end,
	allow_metadata_inventory_move = function(pos, from_list, from_index,
			to_list, to_index, count, player)
		local meta = minetest.get_meta(pos)
		if not has_locked_chest_privilege(meta, player) then
			return 0
		end
		return count
	end,
    allow_metadata_inventory_put = function(pos, listname, index, stack, player)
		local meta = minetest.get_meta(pos)
		if not has_locked_chest_privilege(meta, player) then
			return 0
		end
		return stack:get_count()
	end,
    allow_metadata_inventory_take = function(pos, listname, index, stack, player)
		local meta = minetest.get_meta(pos)
		if not has_locked_chest_privilege(meta, player) then
			return 0
		end
		return stack:get_count()
	end,
    on_metadata_inventory_put = function(pos, listname, index, stack, player)
		minetest.log("action", player:get_player_name() ..
			" moves " .. stack:get_name() ..
			" to locked chest at " .. minetest.pos_to_string(pos))
	end,
    on_metadata_inventory_take = function(pos, listname, index, stack, player)
		minetest.log("action", player:get_player_name() ..
			" takes " .. stack:get_name()  ..
			" from locked chest at " .. minetest.pos_to_string(pos))
	end,
	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
		local meta = minetest.get_meta(pos)
		if has_locked_chest_privilege(meta, clicker) then
			minetest.show_formspec(
				clicker:get_player_name(),
				"default:chest_locked",
				get_locked_chest_formspec(pos)
			)
		end
		return itemstack
	end,
	on_blast = function() end,
})


local bookshelf_formspec =
	"size[8,7;]" ..
	default.gui_bg ..
	default.gui_bg_img ..
	default.gui_slots ..
	"list[context;books;0,0.3;8,2;]" ..
	"list[current_player;main;0,2.85;8,1;]" ..
	"list[current_player;main;0,4.08;8,3;8]" ..
	"listring[context;books]" ..
	"listring[current_player;main]" ..
	default.get_hotbar_bg(0,2.85)

minetest.register_node("default:bookshelf", {
	description = "Bookshelf",
	tiles = {"default_wood.png", "default_wood.png", "default_wood.png",
		"default_wood.png", "default_bookshelf.png", "default_bookshelf.png"},
	paramtype2 = "facedir",
	is_ground_content = false,
	groups = {choppy = 3, oddly_breakable_by_hand = 2, flammable = 3},
	sounds = default.node_sound_wood_defaults(),

	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		meta:set_string("formspec", bookshelf_formspec)
		local inv = meta:get_inventory()
		inv:set_size("books", 8 * 2)
	end,
	can_dig = function(pos,player)
		local inv = minetest.get_meta(pos):get_inventory()
		return inv:is_empty("books")
	end,
	allow_metadata_inventory_put = function(pos, listname, index, stack)
		if minetest.get_item_group(stack:get_name(), "book") ~= 0 then
			return stack:get_count()
		end
		return 0
	end,
	on_metadata_inventory_move = function(pos, from_list, from_index, to_list, to_index, count, player)
		minetest.log("action", player:get_player_name() ..
			" moves stuff in bookshelf at " .. minetest.pos_to_string(pos))
	end,
	on_metadata_inventory_put = function(pos, listname, index, stack, player)
		minetest.log("action", player:get_player_name() ..
			" moves stuff to bookshelf at " .. minetest.pos_to_string(pos))
	end,
	on_metadata_inventory_take = function(pos, listname, index, stack, player)
		minetest.log("action", player:get_player_name() ..
			" takes stuff from bookshelf at " .. minetest.pos_to_string(pos))
	end,
	on_blast = function(pos)
		local drops = {}
		default.get_inventory_drops(pos, "books", drops)
		drops[#drops+1] = "default:bookshelf"
		minetest.remove_node(pos)
		return drops
	end,
})

local function register_sign(material, desc, def)
	minetest.register_node("default:sign_wall_" .. material, {
		description = desc .. " Sign",
		drawtype = "nodebox",
		tiles = {"default_sign_wall_" .. material .. ".png"},
		inventory_image = "default_sign_" .. material .. ".png",
		wield_image = "default_sign_" .. material .. ".png",
		paramtype = "light",
		paramtype2 = "wallmounted",
		sunlight_propagates = true,
		is_ground_content = false,
		walkable = false,
		node_box = {
			type = "wallmounted",
			wall_top    = {-0.4375, 0.4375, -0.3125, 0.4375, 0.5, 0.3125},
			wall_bottom = {-0.4375, -0.5, -0.3125, 0.4375, -0.4375, 0.3125},
			wall_side   = {-0.5, -0.3125, -0.4375, -0.4375, 0.3125, 0.4375},
		},
		groups = def.groups,
		legacy_wallmounted = true,
		sounds = def.sounds,

		on_construct = function(pos)
			--local n = minetest.get_node(pos)
			local meta = minetest.get_meta(pos)
			meta:set_string("formspec", "field[text;;${text}]")
		end,
		on_receive_fields = function(pos, formname, fields, sender)
			--print("Sign at "..minetest.pos_to_string(pos).." got "..dump(fields))
			local player_name = sender:get_player_name()
			if minetest.is_protected(pos, player_name) then
				minetest.record_protection_violation(pos, player_name)
				return
			end
			local meta = minetest.get_meta(pos)
			if not fields.text then return end
			minetest.log("action", (player_name or "") .. " wrote \"" ..
				fields.text .. "\" to sign at " .. minetest.pos_to_string(pos))
			meta:set_string("text", fields.text)
			meta:set_string("infotext", '"' .. fields.text .. '"')
		end,
	})
end

register_sign("wood", "Wooden", {
	sounds = default.node_sound_wood_defaults(),
	groups = {choppy = 2, attached_node = 1, flammable = 2, oddly_breakable_by_hand = 3}
})

register_sign("steel", "Steel", {
	sounds = default.node_sound_defaults(),
	groups = {cracky = 2, attached_node = 1}
})

minetest.register_node("default:ladder_wood", {
	description = "Wooden Ladder",
	drawtype = "signlike",
	tiles = {"default_ladder_wood.png"},
	inventory_image = "default_ladder_wood.png",
	wield_image = "default_ladder_wood.png",
	paramtype = "light",
	paramtype2 = "wallmounted",
	sunlight_propagates = true,
	walkable = false,
	climbable = true,
	is_ground_content = false,
	selection_box = {
		type = "wallmounted",
		--wall_top = = <default>
		--wall_bottom = = <default>
		--wall_side = = <default>
	},
	groups = {choppy = 2, oddly_breakable_by_hand = 3, flammable = 2},
	legacy_wallmounted = true,
	sounds = default.node_sound_wood_defaults(),
})

minetest.register_node("default:ladder_steel", {
	description = "Steel Ladder",
	drawtype = "signlike",
	tiles = {"default_ladder_steel.png"},
	inventory_image = "default_ladder_steel.png",
	wield_image = "default_ladder_steel.png",
	paramtype = "light",
	paramtype2 = "wallmounted",
	sunlight_propagates = true,
	walkable = false,
	climbable = true,
	is_ground_content = false,
	selection_box = {
		type = "wallmounted",
		--wall_top = = <default>
		--wall_bottom = = <default>
		--wall_side = = <default>
	},
	groups = {cracky = 2},
	sounds = default.node_sound_stone_defaults(),
})

default.register_fence("default:fence_wood", {
	description = "Wooden Fence",
	texture = "default_fence_wood.png",
	inventory_image = "default_fence_overlay.png^default_wood.png^default_fence_overlay.png^[makealpha:255,126,126",
	wield_image = "default_fence_overlay.png^default_wood.png^default_fence_overlay.png^[makealpha:255,126,126",
	material = "default:wood",
	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
	sounds = default.node_sound_wood_defaults()
})

default.register_fence("default:fence_acacia_wood", {
	description = "Acacia Fence",
	texture = "default_fence_acacia_wood.png",
	inventory_image = "default_fence_overlay.png^default_acacia_wood.png^default_fence_overlay.png^[makealpha:255,126,126",
	wield_image = "default_fence_overlay.png^default_acacia_wood.png^default_fence_overlay.png^[makealpha:255,126,126",
	material = "default:acacia_wood",
	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
	sounds = default.node_sound_wood_defaults()
})

default.register_fence("default:fence_junglewood", {
	description = "Junglewood Fence",
	texture = "default_fence_junglewood.png",
	inventory_image = "default_fence_overlay.png^default_junglewood.png^default_fence_overlay.png^[makealpha:255,126,126",
	wield_image = "default_fence_overlay.png^default_junglewood.png^default_fence_overlay.png^[makealpha:255,126,126",
	material = "default:junglewood",
	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
	sounds = default.node_sound_wood_defaults()
})

default.register_fence("default:fence_pine_wood", {
	description = "Pine Fence",
	texture = "default_fence_pine_wood.png",
	inventory_image = "default_fence_overlay.png^default_pine_wood.png^default_fence_overlay.png^[makealpha:255,126,126",
	wield_image = "default_fence_overlay.png^default_pine_wood.png^default_fence_overlay.png^[makealpha:255,126,126",
	material = "default:pine_wood",
	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
	sounds = default.node_sound_wood_defaults()
})

default.register_fence("default:fence_aspen_wood", {
	description = "Aspen Fence",
	texture = "default_fence_aspen_wood.png",
	inventory_image = "default_fence_overlay.png^default_aspen_wood.png^default_fence_overlay.png^[makealpha:255,126,126",
	wield_image = "default_fence_overlay.png^default_aspen_wood.png^default_fence_overlay.png^[makealpha:255,126,126",
	material = "default:aspen_wood",
	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
	sounds = default.node_sound_wood_defaults()
})

minetest.register_node("default:glass", {
	description = "Glass",
	drawtype = "glasslike_framed_optional",
	tiles = {"default_glass.png", "default_glass_detail.png"},
	paramtype = "light",
	sunlight_propagates = true,
	is_ground_content = false,
	groups = {cracky = 3, oddly_breakable_by_hand = 3},
	sounds = default.node_sound_glass_defaults(),
})

minetest.register_node("default:obsidian_glass", {
	description = "Obsidian Glass",
	drawtype = "glasslike_framed_optional",
	tiles = {"default_obsidian_glass.png", "default_obsidian_glass_detail.png"},
	paramtype = "light",
	is_ground_content = false,
	sunlight_propagates = true,
	sounds = default.node_sound_glass_defaults(),
	groups = {cracky = 3},
})


minetest.register_node("default:rail", {
	description = "Rail",
	drawtype = "raillike",
	tiles = {"default_rail.png", "default_rail_curved.png",
		"default_rail_t_junction.png", "default_rail_crossing.png"},
	inventory_image = "default_rail.png",
	wield_image = "default_rail.png",
	paramtype = "light",
	sunlight_propagates = true,
	walkable = false,
	is_ground_content = false,
	selection_box = {
		type = "fixed",
                -- but how to specify the dimensions for curved and sideways rails?
                fixed = {-1/2, -1/2, -1/2, 1/2, -1/2+1/16, 1/2},
	},
	groups = {dig_immediate = 2, attached_node = 1,
		connect_to_raillike = minetest.raillike_group("rail")},
})


minetest.register_node("default:brick", {
	description = "Brick Block",
	paramtype2 = "facedir",
	place_param2 = 0,
	tiles = {"default_brick.png"},
	is_ground_content = false,
	groups = {cracky = 3},
	sounds = default.node_sound_stone_defaults(),
})


minetest.register_node("default:meselamp", {
	description = "Mese Lamp",
	drawtype = "glasslike",
	tiles = {"default_meselamp.png"},
	paramtype = "light",
	sunlight_propagates = true,
	is_ground_content = false,
	groups = {cracky = 3, oddly_breakable_by_hand = 3},
	sounds = default.node_sound_glass_defaults(),
	light_source = default.LIGHT_MAX,
})

--
-- Misc
--

minetest.register_node("default:cloud", {
	description = "Cloud",
	tiles = {"default_cloud.png"},
	is_ground_content = false,
	sounds = default.node_sound_defaults(),
	groups = {not_in_creative_inventory = 1},
})