VoxeLibre/mods/ITEMS/mcl_beds/api.lua

local reverse = true

local function destruct_bed(pos, is_top)
	local node = minetest.get_node(pos)
	local other
	local dir = minetest.facedir_to_dir(node.param2)
	if is_top then
		other = vector.subtract(pos, dir)
	else
		other = vector.add(pos, dir)
	end

	if reverse then
		reverse = not reverse
		minetest.remove_node(other)
		minetest.check_for_falling(other)
	else
		reverse = not reverse
	end
end

local function kick_player_after_destruct(destruct_pos)
	for name, player_bed_pos in pairs(mcl_beds.bed_pos) do
		if vector.distance(destruct_pos, player_bed_pos) < 0.1 then
			local player = minetest.get_player_by_name(name)
			if player and player:is_player() then
				mcl_beds.kick_player(player)
				break
			end
		end
	end
end

local beddesc = "Beds allow you to sleep at night and make the time pass faster."
local beduse = "To use a bed, stand close to it and right-click the bed to sleep in it. Sleeping only works when the sun sets, at night or during a thunderstorm. The bed must also be clear of any danger."
if minetest.settings:get_bool("enable_bed_respawn") == false then
	beddesc = beddesc .. "\n" .. "In local folklore, legends are told of other worlds where setting the start point for your next life would be possible. But this world is not one of them."
else
	beddesc = beddesc .. "\n" .. "By using a bed, you set the starting point for your next life. If you die, you will start your next life at this bed, unless it is obstructed or destroyed."
end
if minetest.settings:get_bool("enable_bed_night_skip") == false then
	beddesc = beddesc .. "\n" .. "In this strange world, going to bed won't skip the night, but you can skip thunderstorms."
else
	beddesc = beddesc .. "\n" .. "Sleeping allows you to skip the night. The night is skipped when all players in this world went to sleep. The night is skipped after sleeping for a few seconds. Thunderstorms can be skipped in the same manner."
end

local default_sounds
if minetest.get_modpath("mcl_sounds") then
	default_sounds = mcl_sounds.node_sound_wood_defaults()
end

function mcl_beds.register_bed(name, def)
	local node_box_bottom, selection_box_bottom, collision_box_bottom
	if def.nodebox and def.nodebox.bottom then
		node_box_bottom = { type = "fixed", fixed = def.nodebox.bottom }
	end
	if def.selectionbox and def.selectionbox.bottom then
		selection_box_bottom = { type = "fixed", fixed = def.selectionbox.bottom }
	end
	if def.collisionbox and def.collisionbox.bottom then
		collision_box_bottom = { type = "fixed", fixed = def.collisionbox.bottom }
	end
	minetest.register_node(name .. "_bottom", {
		description = def.description,
		_doc_items_longdesc = def._doc_items_longdesc or beddesc,
		_doc_items_usagehelp = def._doc_items_usagehelp or beduse,
		inventory_image = def.inventory_image,
		wield_image = def.wield_image,
		drawtype = "nodebox",
		tiles = def.tiles.bottom,
		paramtype = "light",
		paramtype2 = "facedir",
		is_ground_content = false,
		stack_max = 1,
		groups = {handy=1, flammable = 3, bed = 1, dig_by_piston=1, bouncy=66, fall_damage_add_percent=-50, deco_block = 1},
		_mcl_hardness = 0.2,
		_mcl_blast_resistance = 1,
		sounds = def.sounds or default_sounds,
		node_box = node_box_bottom,
		selection_box = selection_box_bottom,
		collision_box = collision_box_bottom,
		on_place = function(itemstack, placer, pointed_thing)
			local under = pointed_thing.under

			-- Use pointed node's on_rightclick function first, if present
			local node = minetest.get_node(under)
			if placer and not placer:get_player_control().sneak then
				if minetest.registered_nodes[node.name] and minetest.registered_nodes[node.name].on_rightclick then
					return minetest.registered_nodes[node.name].on_rightclick(pointed_thing.under, node, placer, itemstack) or itemstack
				end
			end

			local pos
			local undername = minetest.get_node(under).name
			if minetest.registered_items[undername] and minetest.registered_items[undername].buildable_to then
				pos = under
			else
				pos = pointed_thing.above
			end

			if minetest.is_protected(pos, placer:get_player_name()) and
					not minetest.check_player_privs(placer, "protection_bypass") then
				minetest.record_protection_violation(pos, placer:get_player_name())
				return itemstack
			end

			local node_def = minetest.registered_nodes[minetest.get_node(pos).name]
			if not node_def or not node_def.buildable_to then
				return itemstack
			end

			local dir = minetest.dir_to_facedir(placer:get_look_dir())
			local botpos = vector.add(pos, minetest.facedir_to_dir(dir))

			if minetest.is_protected(botpos, placer:get_player_name()) and
					not minetest.check_player_privs(placer, "protection_bypass") then
				minetest.record_protection_violation(botpos, placer:get_player_name())
				return itemstack
			end

			local botdef = minetest.registered_nodes[minetest.get_node(botpos).name]
			if not botdef or not botdef.buildable_to then
				return itemstack
			end

			minetest.set_node(pos, {name = name .. "_bottom", param2 = dir})
			minetest.set_node(botpos, {name = name .. "_top", param2 = dir})

			if not minetest.settings:get_bool("creative_mode") then
				itemstack:take_item()
			end
			return itemstack
		end,

		on_destruct = function(pos)
			destruct_bed(pos, false)
			kick_player_after_destruct(pos)
		end,

		on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
			mcl_beds.on_rightclick(pos, clicker, false)
			return itemstack
		end,

		on_rotate = function(pos, node, user, mode, new_param2)
			local dir = minetest.facedir_to_dir(node.param2)
			local p = vector.add(pos, dir)
			local node2 = minetest.get_node_or_nil(p)
			if not node2 or not minetest.get_item_group(node2.name, "bed") == 2 or
					not node.param2 == node2.param2 then
				return false
			end
			if minetest.is_protected(p, user:get_player_name()) then
				minetest.record_protection_violation(p, user:get_player_name())
				return false
			end
			if mode ~= screwdriver.ROTATE_FACE then
				return false
			end
			local newp = vector.add(pos, minetest.facedir_to_dir(new_param2))
			local node3 = minetest.get_node_or_nil(newp)
			local node_def = node3 and minetest.registered_nodes[node3.name]
			if not node_def or not node_def.buildable_to then
				return false
			end
			if minetest.is_protected(newp, user:get_player_name()) then
				minetest.record_protection_violation(newp, user:get_player_name())
				return false
			end
			node.param2 = new_param2
			-- do not remove_node here - it will trigger destroy_bed()
			minetest.set_node(p, {name = "air"})
			minetest.set_node(pos, node)
			minetest.set_node(newp, {name = name .. "_top", param2 = new_param2})
			return true
		end,
	})

	local node_box_top, selection_box_top, collision_box_top
	if def.nodebox and def.nodebox.top then
		node_box_top = { type = "fixed", fixed = def.nodebox.top }
	end
	if def.selectionbox and def.selectionbox.top then
		selection_box_top = { type = "fixed", fixed = def.selectionbox.top }
	end
	if def.collisionbox and def.collisionbox.top then
		collision_box_top = { type = "fixed", fixed = def.collisionbox.top }
	end

	minetest.register_node(name .. "_top", {
		drawtype = "nodebox",
		tiles = def.tiles.top,
		paramtype = "light",
		paramtype2 = "facedir",
		is_ground_content = false,
		-- FIXME: Should be bouncy=66, but this would be a higher bounciness than slime blocks!
		groups = {handy = 1, flammable = 3, bed = 2, dig_by_piston=1, bouncy=33, fall_damage_add_percent=-50, not_in_creative_inventory = 1},
		_mcl_hardness = 0.2,
		_mcl_blast_resistance = 1,
		sounds = def.sounds or default_sounds,
		drop = name .. "_bottom",
		node_box = node_box_top,
		selection_box = selection_box_top,
		collision_box = collision_box_top,
		on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
			mcl_beds.on_rightclick(pos, clicker, true)
			return itemstack
		end,
		on_rotate = false,
		on_destruct = function(pos)
			destruct_bed(pos, true)
			kick_player_after_destruct(pos)
		end,
	})

	minetest.register_alias(name, name .. "_bottom")

	if def.recipe then
		minetest.register_craft({
			output = name,
			recipe = def.recipe
		})
	end

	doc.add_entry_alias("nodes", name.."_bottom", "nodes", name.."_top")
end