doors from minetest_game

mods/doors/README.txt

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+Minetest Game mod: doors
+========================
+version: 2.0
+
+License of source code:
+-----------------------
+Copyright (C) 2012 PilzAdam
+modified by BlockMen (added sounds, glassdoors[glass, obsidian glass], trapdoor)
+Steel trapdoor added by sofar.
+Copyright (C) 2016 sofar@foo-projects.org
+Re-implemented most of the door algorithms, added meshes, UV wrapped texture
+Added doors API to facilitate coding mods accessing and operating doors.
+Added Fence Gate model, code, and sounds
+
+This program is free software. It comes without any warranty, to
+the extent permitted by applicable law. You can redistribute it
+and/or modify it under the terms of the Do What The Fuck You Want
+To Public License, Version 2, as published by Sam Hocevar. See
+http://sam.zoy.org/wtfpl/COPYING for more details.
+
+License of textures
+--------------------------------------
+following Textures created by Fernando Zapata (CC BY-SA 3.0):
+  door_wood.png
+  door_wood_a.png
+  door_wood_a_r.png
+  door_wood_b.png
+  door_wood_b_r.png
+
+following Textures created by BlockMen (WTFPL):
+  door_trapdoor.png
+  door_obsidian_glass_side.png
+
+following textures created by celeron55 (CC BY-SA 3.0):
+  door_glass_a.png
+  door_glass_b.png
+
+following Textures created by PenguinDad (CC BY-SA 4.0):
+  door_glass.png
+  door_obsidian_glass.png
+
+following textures created by sofar (CC-BY-SA-3.0)
+  doors_trapdoor_steel.png
+  doors_trapdoor_steel_side.png
+  door_trapdoor_side.png
+
+
+Obsidian door textures by red-001 based on textures by Pilzadam and BlockMen: WTFPL
+  door_obsidian_glass.png
+
+Glass door textures by red-001 based on textures by celeron55: CC BY-SA 3.0
+  door_glass.png
+All other textures (created by PilzAdam): WTFPL
+
+Door textures were converted to the new texture map by sofar, paramat and
+red-001, under the same license as the originals.
+
+Models:
+--------------------------------------
+Door 3d models by sofar (CC-BY-SA-3.0)
+ - door_a.obj
+ - door_b.obj
+Fence gate models by sofar (CC-BY-SA-3.0)
+ - fencegate_open.obj
+ - fencegate_closed.obj
+
+License of sounds
+--------------------------------------
+Opening-Sound created by CGEffex (CC BY 3.0), modified by BlockMen
+  door_open.ogg
+Closing-Sound created by bennstir (CC BY 3.0)
+  door_close.ogg
+fencegate_open.ogg:
+  http://www.freesound.org/people/mhtaylor67/sounds/126041/ - CC0
+fencegate_close.ogg:
+  http://www.freesound.org/people/BarkersPinhead/sounds/274807/ - CC-BY-3.0
+  http://www.freesound.org/people/rivernile7/sounds/249573/ - CC-BY-3.0
+Steel door sounds (open & close (CC-BY-3.0) by HazMatt
+  - http://www.freesound.org/people/HazMattt/sounds/187283/
+  doors_steel_door_open.ogg
+  doors_steel_door_close.ogg

mods/doors/depends.txt

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+default
+screwdriver?

mods/doors/init.lua

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+
+--[[
+
+Copyright (C) 2012 PilzAdam
+  modified by BlockMen (added sounds, glassdoors[glass, obsidian glass], trapdoor)
+Copyright (C) 2015 - Auke Kok <sofar@foo-projects.org>
+
+--]]
+
+-- our API object
+doors = {}
+
+-- private data
+local _doors = {}
+_doors.registered_doors = {}
+_doors.registered_trapdoors = {}
+
+-- returns an object to a door object or nil
+function doors.get(pos)
+	if _doors.registered_doors[minetest.get_node(pos).name] then
+		-- A normal upright door
+		return {
+			pos = pos,
+			open = function(self, player)
+				if self:state() then
+					return false
+				end
+				return _doors.door_toggle(self.pos, player)
+			end,
+			close = function(self, player)
+				if not self:state() then
+					return false
+				end
+				return _doors.door_toggle(self.pos, player)
+			end,
+			toggle = function(self, player)
+				return _doors.door_toggle(self.pos, player)
+			end,
+			state = function(self)
+				local state = minetest.get_meta(self.pos):get_int("state")
+				return state %2 == 1
+			end
+		}
+	elseif _doors.registered_trapdoors[minetest.get_node(pos).name] then
+		-- A trapdoor
+		return {
+			pos = pos,
+			open = function(self, player)
+				if self:state() then
+					return false
+				end
+				return _doors.trapdoor_toggle(self.pos, player)
+			end,
+			close = function(self, player)
+				if not self:state() then
+					return false
+				end
+				return _doors.trapdoor_toggle(self.pos, player)
+			end,
+			toggle = function(self, player)
+				return _doors.trapdoor_toggle(self.pos, player)
+			end,
+			state = function(self)
+				local name = minetest.get_node(pos).name
+				return name:sub(-5) == "_open"
+			end
+		}
+	else
+		return nil
+	end
+end
+
+-- this hidden node is placed on top of the bottom, and prevents
+-- nodes from being placed in the top half of the door.
+minetest.register_node("doors:hidden", {
+	description = "Hidden Door Segment",
+	-- can't use airlike otherwise falling nodes will turn to entities
+	-- and will be forever stuck until door is removed.
+	drawtype = "nodebox",
+	paramtype = "light",
+	paramtype2 = "facedir",
+	sunlight_propagates = true,
+	-- has to be walkable for falling nodes to stop falling.
+	walkable = true,
+	pointable = false,
+	diggable = false,
+	buildable_to = false,
+	floodable = false,
+	drop = "",
+	groups = {not_in_creative_inventory = 1},
+	on_blast = function() end,
+	tiles = {"doors_blank.png"},
+	-- 1px transparent block inside door hinge near node top.
+	nodebox = {
+		type = "fixed",
+		fixed = {-15/32, 13/32, -15/32, -13/32, 1/2, -13/32},
+	},
+	-- collision_box needed otherise selection box would be full node size
+	collision_box = {
+		type = "fixed",
+		fixed = {-15/32, 13/32, -15/32, -13/32, 1/2, -13/32},
+	},
+})
+
+-- table used to aid door opening/closing
+local transform = {
+	{
+		{ v = "_a", param2 = 3 },
+		{ v = "_a", param2 = 0 },
+		{ v = "_a", param2 = 1 },
+		{ v = "_a", param2 = 2 },
+	},
+	{
+		{ v = "_b", param2 = 1 },
+		{ v = "_b", param2 = 2 },
+		{ v = "_b", param2 = 3 },
+		{ v = "_b", param2 = 0 },
+	},
+	{
+		{ v = "_b", param2 = 1 },
+		{ v = "_b", param2 = 2 },
+		{ v = "_b", param2 = 3 },
+		{ v = "_b", param2 = 0 },
+	},
+	{
+		{ v = "_a", param2 = 3 },
+		{ v = "_a", param2 = 0 },
+		{ v = "_a", param2 = 1 },
+		{ v = "_a", param2 = 2 },
+	},
+}
+
+function _doors.door_toggle(pos, clicker)
+	local meta = minetest.get_meta(pos)
+	local def = minetest.registered_nodes[minetest.get_node(pos).name]
+	local name = def.door.name
+
+	local state = meta:get_string("state")
+	if state == "" then
+		-- fix up lvm-placed right-hinged doors, default closed
+		if minetest.get_node(pos).name:sub(-2) == "_b" then
+			state = 2
+		end
+	else
+		state = tonumber(state)
+	end
+
+	if clicker and not minetest.check_player_privs(clicker, "protection_bypass") then
+		local owner = meta:get_string("doors_owner")
+		if owner ~= "" then
+			if clicker:get_player_name() ~= owner then
+				return false
+			end
+		end
+	end
+
+	local old = state
+	-- until Lua-5.2 we have no bitwise operators :(
+	if state % 2 == 1 then
+		state = state - 1
+	else
+		state = state + 1
+	end
+
+	local dir = minetest.get_node(pos).param2
+	if state % 2 == 0 then
+		minetest.sound_play(def.door.sounds[1], {pos = pos, gain = 0.3, max_hear_distance = 10})
+	else
+		minetest.sound_play(def.door.sounds[2], {pos = pos, gain = 0.3, max_hear_distance = 10})
+	end
+
+	minetest.swap_node(pos, {
+		name = name .. transform[state + 1][dir+1].v,
+		param2 = transform[state + 1][dir+1].param2
+	})
+	meta:set_int("state", state)
+
+	return true
+end
+
+
+local function on_place_node(place_to, newnode, placer, oldnode, itemstack, pointed_thing)
+	-- Run script hook
+	local _, callback
+	for _, callback in ipairs(core.registered_on_placenodes) do
+		-- Deepcopy pos, node and pointed_thing because callback can modify them
+		local place_to_copy = {x = place_to.x, y = place_to.y, z = place_to.z}
+		local newnode_copy = {name = newnode.name, param1 = newnode.param1, param2 = newnode.param2}
+		local oldnode_copy = {name = oldnode.name, param1 = oldnode.param1, param2 = oldnode.param2}
+		local pointed_thing_copy = {
+			type  = pointed_thing.type,
+			above = vector.new(pointed_thing.above),
+			under = vector.new(pointed_thing.under),
+			ref   = pointed_thing.ref,
+		}
+		callback(place_to_copy, newnode_copy, placer, oldnode_copy, itemstack, pointed_thing_copy)
+	end
+end
+
+function doors.register(name, def)
+	if not name:find(":") then
+		name = "doors:" .. name
+	end
+
+	-- replace old doors of this type automatically
+	minetest.register_lbm({
+		name = ":doors:replace_" .. name:gsub(":", "_"),
+		nodenames = {name.."_b_1", name.."_b_2"},
+		action = function(pos, node)
+			local l = tonumber(node.name:sub(-1))
+			local meta = minetest.get_meta(pos)
+			local h = meta:get_int("right") + 1
+			local p2 = node.param2
+			local replace = {
+				{ { type = "a", state = 0 }, { type = "a", state = 3 } },
+				{ { type = "b", state = 1 }, { type = "b", state = 2 } }
+			}
+			local new = replace[l][h]
+			-- retain infotext and doors_owner fields
+			minetest.swap_node(pos, {name = name .. "_" .. new.type, param2 = p2})
+			meta:set_int("state", new.state)
+			-- properly place doors:hidden at the right spot
+			local p3 = p2
+			if new.state >= 2 then
+				p3 = (p3 + 3) % 4
+			end
+			if new.state % 2 == 1 then
+				if new.state >= 2 then
+					p3 = (p3 + 1) % 4
+				else
+					p3 = (p3 + 3) % 4
+				end
+			end
+			-- wipe meta on top node as it's unused
+			minetest.set_node({x = pos.x, y = pos.y + 1, z = pos.z},
+				{name = "doors:hidden", param2 = p3})
+		end
+	})
+
+	minetest.register_craftitem(":" .. name, {
+		description = def.description,
+		inventory_image = def.inventory_image,
+
+		on_place = function(itemstack, placer, pointed_thing)
+			local pos = nil
+
+			if not pointed_thing.type == "node" then
+				return itemstack
+			end
+
+			local node = minetest.get_node(pointed_thing.under)
+			local pdef = minetest.registered_nodes[node.name]
+			if pdef and pdef.on_rightclick then
+				return pdef.on_rightclick(pointed_thing.under,
+						node, placer, itemstack)
+			end
+
+			if pdef and pdef.buildable_to then
+				pos = pointed_thing.under
+			else
+				pos = pointed_thing.above
+				node = minetest.get_node(pos)
+				pdef = minetest.registered_nodes[node.name]
+				if not pdef or not pdef.buildable_to then
+					return itemstack
+				end
+			end
+
+			local above = { x = pos.x, y = pos.y + 1, z = pos.z }
+			if not minetest.registered_nodes[minetest.get_node(above).name].buildable_to then
+				return itemstack
+			end
+
+			local pn = placer:get_player_name()
+			if minetest.is_protected(pos, pn) or minetest.is_protected(above, pn) then
+				return itemstack
+			end
+
+			local dir = minetest.dir_to_facedir(placer:get_look_dir())
+
+			local ref = {
+				{ x = -1, y = 0, z = 0 },
+				{ x = 0, y = 0, z = 1 },
+				{ x = 1, y = 0, z = 0 },
+				{ x = 0, y = 0, z = -1 },
+			}
+
+			local aside = {
+				x = pos.x + ref[dir + 1].x,
+				y = pos.y + ref[dir + 1].y,
+				z = pos.z + ref[dir + 1].z,
+			}
+
+			local state = 0
+			if minetest.get_item_group(minetest.get_node(aside).name, "door") == 1 then
+				state = state + 2
+				minetest.set_node(pos, {name = name .. "_b", param2 = dir})
+				minetest.set_node(above, {name = "doors:hidden", param2 = (dir + 3) % 4})
+			else
+				minetest.set_node(pos, {name = name .. "_a", param2 = dir})
+				minetest.set_node(above, {name = "doors:hidden", param2 = dir})
+			end
+
+			local meta = minetest.get_meta(pos)
+			meta:set_int("state", state)
+
+			if def.protected then
+				local pn = placer:get_player_name()
+				meta:set_string("doors_owner", pn)
+				meta:set_string("infotext", "Owned by " .. pn)
+			end
+
+			if not minetest.setting_getbool("creative_mode") then
+				itemstack:take_item()
+			end
+
+			on_place_node(pos, minetest.get_node(pos), placer, node, itemstack, pointed_thing)
+
+			return itemstack
+		end
+	})
+
+	local can_dig = function(pos, digger)
+		if not def.protected then
+			return true
+		end
+		if minetest.check_player_privs(digger, "protection_bypass") then
+			return true
+		end
+		local meta = minetest.get_meta(pos)
+		local name = ""
+		if digger then
+			name = digger:get_player_name()
+		end
+		return meta:get_string("doors_owner") == name
+	end
+
+	if not def.sounds then
+		def.sounds = default.node_sound_wood_defaults()
+	end
+
+	if not def.sound_open then
+		def.sound_open = "doors_door_open"
+	end
+
+	if not def.sound_close then
+		def.sound_close = "doors_door_close"
+	end
+
+	def.groups.not_in_creative_inventory = 1
+	def.groups.door = 1
+	def.drop = name
+	def.door = {
+		name = name,
+		sounds = { def.sound_close, def.sound_open },
+	}
+
+	def.on_rightclick = function(pos, node, clicker)
+		_doors.door_toggle(pos, clicker)
+	end
+	def.after_dig_node = function(pos, node, meta, digger)
+		minetest.remove_node({x = pos.x, y = pos.y + 1, z = pos.z})
+		nodeupdate({x = pos.x, y = pos.y + 1, z = pos.z})
+	end
+	def.can_dig = function(pos, player)
+		return can_dig(pos, player)
+	end
+	def.on_rotate = function(pos, node, user, mode, new_param2)
+		return false
+	end
+
+	if def.protected then
+		def.on_blast = function() end
+	else
+		def.on_blast = function(pos, intensity)
+			minetest.remove_node(pos)
+			-- hidden node doesn't get blasted away.
+			minetest.remove_node({x = pos.x, y = pos.y + 1, z = pos.z})
+			return {name}
+		end
+	end
+
+	def.on_destruct = function(pos)
+		minetest.remove_node({x = pos.x, y = pos.y + 1, z = pos.z})
+	end
+
+	minetest.register_node(":" .. name .. "_a", {
+		description = def.description,
+		visual = "mesh",
+		mesh = "door_a.obj",
+		tiles = def.tiles,
+		drawtype = "mesh",
+		paramtype = "light",
+		paramtype2 = "facedir",
+		sunlight_propagates = true,
+		walkable = true,
+		is_ground_content = false,
+		buildable_to = false,
+		drop = def.drop,
+		groups = def.groups,
+		sounds = def.sounds,
+		door = def.door,
+		on_rightclick = def.on_rightclick,
+		after_dig_node = def.after_dig_node,
+		can_dig = def.can_dig,
+		on_rotate = def.on_rotate,
+		on_blast = def.on_blast,
+		on_destruct = def.on_destruct,
+		selection_box = {
+			type = "fixed",
+			fixed = { -1/2,-1/2,-1/2,1/2,3/2,-6/16}
+		},
+		collision_box = {
+			type = "fixed",
+			fixed = { -1/2,-1/2,-1/2,1/2,3/2,-6/16}
+		},
+	})
+
+	minetest.register_node(":" .. name .. "_b", {
+		description = def.description,
+		visual = "mesh",
+		mesh = "door_b.obj",
+		tiles = def.tiles,
+		drawtype = "mesh",
+		paramtype = "light",
+		paramtype2 = "facedir",
+		sunlight_propagates = true,
+		walkable = true,
+		is_ground_content = false,
+		buildable_to = false,
+		drop = def.drop,
+		groups = def.groups,
+		sounds = def.sounds,
+		door = def.door,
+		on_rightclick = def.on_rightclick,
+		after_dig_node = def.after_dig_node,
+		can_dig = def.can_dig,
+		on_rotate = def.on_rotate,
+		on_blast = def.on_blast,
+		on_destruct = def.on_destruct,
+		selection_box = {
+			type = "fixed",
+			fixed = { -1/2,-1/2,-1/2,1/2,3/2,-6/16}
+		},
+		collision_box = {
+			type = "fixed",
+			fixed = { -1/2,-1/2,-1/2,1/2,3/2,-6/16}
+		},
+	})
+
+	if def.recipe then
+		minetest.register_craft({
+			output = name,
+			recipe = def.recipe,
+		})
+	end
+
+	_doors.registered_doors[name .. "_a"] = true
+	_doors.registered_doors[name .. "_b"] = true
+end
+
+doors.register("door_wood", {
+		tiles = {{ name = "doors_door_wood.png", backface_culling = true }},
+		description = "Wooden Door",
+		inventory_image = "doors_item_wood.png",
+		groups = { snappy = 1, choppy = 2, oddly_breakable_by_hand = 2, flammable = 2 },
+		recipe = {
+			{"group:wood", "group:wood"},
+			{"group:wood", "group:wood"},
+			{"group:wood", "group:wood"},
+		}
+})
+
+doors.register("door_steel", {
+		tiles = {{ name = "doors_door_steel.png", backface_culling = true }},
+		description = "Steel Door",
+		inventory_image = "doors_item_steel.png",
+		protected = true,
+		groups = { snappy = 1, bendy = 2, cracky = 1, melty = 2, level = 2 },
+		sound_open = "doors_steel_door_open",
+		sound_close = "doors_steel_door_close",
+		recipe = {
+			{"default:steel_ingot", "default:steel_ingot"},
+			{"default:steel_ingot", "default:steel_ingot"},
+			{"default:steel_ingot", "default:steel_ingot"},
+		}
+})
+
+doors.register("door_glass", {
+		tiles = { "doors_door_glass.png"},
+		description = "Glass Door",
+		inventory_image = "doors_item_glass.png",
+		groups = { snappy=1, cracky=1, oddly_breakable_by_hand=3 },
+		sounds = default.node_sound_glass_defaults(),
+		recipe = {
+			{"default:glass", "default:glass"},
+			{"default:glass", "default:glass"},
+			{"default:glass", "default:glass"},
+		}
+})
+
+doors.register("door_obsidian_glass", {
+		tiles = { "doors_door_obsidian_glass.png" },
+		description = "Obsidian Glass Door",
+		inventory_image = "doors_item_obsidian_glass.png",
+		groups = { snappy=1, cracky=1, oddly_breakable_by_hand=3 },
+		sounds = default.node_sound_glass_defaults(),
+		recipe = {
+			{"default:obsidian_glass", "default:obsidian_glass"},
+			{"default:obsidian_glass", "default:obsidian_glass"},
+			{"default:obsidian_glass", "default:obsidian_glass"},
+		},
+})
+
+-- Capture mods using the old API as best as possible.
+function doors.register_door(name, def)
+	if def.only_placer_can_open then
+		def.protected = true
+	end
+	def.only_placer_can_open = nil
+
+	local i = name:find(":")
+	local modname = name:sub(1, i - 1)
+	if not def.tiles then
+		if def.protected then
+			def.tiles = {{name = "doors_door_steel.png", backface_culling = true}}
+		else
+			def.tiles = {{name = "doors_door_wood.png", backface_culling = true}}
+		end
+		minetest.log("warning", modname .. " registered door \"" .. name .. "\" " ..
+				"using deprecated API method \"doors.register_door()\" but " ..
+				"did not provide the \"tiles\" parameter. A fallback tiledef " ..
+				"will be used instead.")
+	end
+
+	doors.register(name, def)
+end
+
+----trapdoor----
+
+function _doors.trapdoor_toggle(pos, clicker)
+	if clicker and not minetest.check_player_privs(clicker, "protection_bypass") then
+		local meta = minetest.get_meta(pos)
+		local owner = meta:get_string("doors_owner")
+		if owner ~= "" then
+			if clicker:get_player_name() ~= owner then
+				return false
+			end
+		end
+	end
+
+	local node = minetest.get_node(pos)
+	local def = minetest.registered_nodes[node.name]
+
+	if string.sub(node.name, -5) == "_open" then
+		minetest.sound_play(def.sound_close, {pos = pos, gain = 0.3, max_hear_distance = 10})
+		minetest.swap_node(pos, {name = string.sub(node.name, 1, string.len(node.name) - 5), param1 = node.param1, param2 = node.param2})
+	else
+		minetest.sound_play(def.sound_open, {pos = pos, gain = 0.3, max_hear_distance = 10})
+		minetest.swap_node(pos, {name = node.name .. "_open", param1 = node.param1, param2 = node.param2})
+	end
+end
+
+function doors.register_trapdoor(name, def)
+	local name_closed = name
+	local name_opened = name.."_open"
+
+	local function check_player_priv(pos, player)
+		if not def.protected or minetest.check_player_privs(player, "protection_bypass") then
+			return true
+		end
+		local meta = minetest.get_meta(pos)
+		local pn = player:get_player_name()
+		return meta:get_string("doors_owner") == pn
+	end
+
+	def.on_rightclick = function(pos, node, clicker)
+		_doors.trapdoor_toggle(pos, clicker)
+	end
+
+	-- Common trapdoor configuration
+	def.drawtype = "nodebox"
+	def.paramtype = "light"
+	def.paramtype2 = "facedir"
+	def.is_ground_content = false
+	def.can_dig = check_player_priv
+
+	if def.protected then
+		def.after_place_node = function(pos, placer, itemstack, pointed_thing)
+			local pn = placer:get_player_name()
+			local meta = minetest.get_meta(pos)
+			meta:set_string("doors_owner", pn)
+			meta:set_string("infotext", "Owned by "..pn)
+
+			return minetest.setting_getbool("creative_mode")
+		end
+
+		def.on_blast = function() end
+	else
+		def.on_blast = function(pos, intensity)
+			minetest.remove_node(pos)
+			minetest.remove_node({ x = pos.x, y = pos.y + 1, z = pos.z})
+			return { name }
+		end
+	end
+
+	if not def.sounds then
+		def.sounds = default.node_sound_wood_defaults()
+	end
+
+	if not def.sound_open then
+		def.sound_open = "doors_door_open"
+	end
+
+	if not def.sound_close then
+		def.sound_close = "doors_door_close"
+	end
+
+	local def_opened = table.copy(def)
+	local def_closed = table.copy(def)
+
+	def_closed.node_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, -6/16, 0.5}
+	}
+	def_closed.selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, -6/16, 0.5}
+	}
+	def_closed.tiles = { def.tile_front, def.tile_front, def.tile_side, def.tile_side,
+		def.tile_side, def.tile_side }
+
+	def_opened.node_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, 6/16, 0.5, 0.5, 0.5}
+	}
+	def_opened.selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, 6/16, 0.5, 0.5, 0.5}
+	}
+	def_opened.tiles = { def.tile_side, def.tile_side,
+			def.tile_side .. '^[transform3',
+			def.tile_side .. '^[transform1',
+			def.tile_front, def.tile_front }
+
+	def_opened.drop = name_closed
+	def_opened.groups.not_in_creative_inventory = 1
+
+	minetest.register_node(name_opened, def_opened)
+	minetest.register_node(name_closed, def_closed)
+
+	_doors.registered_trapdoors[name_opened] = true
+	_doors.registered_trapdoors[name_closed] = true
+end
+
+doors.register_trapdoor("doors:trapdoor", {
+	description = "Trapdoor",
+	inventory_image = "doors_trapdoor.png",
+	wield_image = "doors_trapdoor.png",
+	tile_front = "doors_trapdoor.png",
+	tile_side = "doors_trapdoor_side.png",
+	groups = {snappy=1, choppy=2, oddly_breakable_by_hand=2, flammable=2, door=1},
+})
+
+doors.register_trapdoor("doors:trapdoor_steel", {
+	description = "Steel Trapdoor",
+	inventory_image = "doors_trapdoor_steel.png",
+	wield_image = "doors_trapdoor_steel.png",
+	tile_front = "doors_trapdoor_steel.png",
+	tile_side = "doors_trapdoor_steel_side.png",
+	protected = true,
+	sound_open = "doors_steel_door_open",
+	sound_close = "doors_steel_door_close",
+	groups = {snappy=1, bendy=2, cracky=1, melty=2, level=2, door=1},
+})
+
+minetest.register_craft({
+	output = 'doors:trapdoor 2',
+	recipe = {
+		{'group:wood', 'group:wood', 'group:wood'},
+		{'group:wood', 'group:wood', 'group:wood'},
+		{'', '', ''},
+	}
+})
+
+minetest.register_craft({
+	output = 'doors:trapdoor_steel',
+	recipe = {
+		{'default:steel_ingot', 'default:steel_ingot'},
+		{'default:steel_ingot', 'default:steel_ingot'},
+	}
+})
+
+
+----fence gate----
+
+function doors.register_fencegate(name, def)
+	local fence = {
+		description = def.description,
+		drawtype = "mesh",
+		tiles = { def.texture },
+		paramtype = "light",
+		paramtype2 = "facedir",
+		sunlight_propagates = true,
+		is_ground_content = false,
+		drop = name .. "_closed",
+		connect_sides = { "left", "right" },
+		groups = def.groups,
+		sounds = def.sounds,
+		on_rightclick = function(pos, clicker)
+			local node = minetest.get_node(pos)
+			local node_def = minetest.registered_nodes[node.name]
+			minetest.swap_node(pos, {name = node_def.gate, param2 = node.param2})
+			minetest.sound_play(node_def.sound, {pos = pos, gain = 0.3,
+				max_hear_distance = 8})
+		end,
+		selection_box = {
+			type = "fixed",
+			fixed = {-1/2, -1/2, -1/4, 1/2, 1/2, 1/4},
+		},
+	}
+
+	if not fence.sounds then
+		fence.sounds = default.node_sound_wood_defaults()
+	end
+
+	fence.groups.fence = 1
+
+	local fence_closed = table.copy(fence)
+	fence_closed.mesh = "doors_fencegate_closed.obj"
+	fence_closed.gate = name .. "_open"
+	fence_closed.sound = "doors_fencegate_open"
+	fence_closed.collision_box = {
+		type = "fixed",
+		fixed = {-1/2, -1/2, -1/4, 1/2, 1/2, 1/4},
+	}
+
+	local fence_open = table.copy(fence)
+	fence_open.mesh = "doors_fencegate_open.obj"
+	fence_open.gate = name .. "_closed"
+	fence_open.sound = "doors_fencegate_close"
+	fence_open.groups.not_in_creative_inventory = 1
+	fence_open.collision_box = {
+		type = "fixed",
+		fixed = {{-1/2, -1/2, -1/4, -3/8, 1/2, 1/4},
+			{-5/8, -3/8, -14/16, -3/8, 3/8, 0}},
+	}
+
+	minetest.register_node(":" .. name .. "_closed", fence_closed)
+	minetest.register_node(":" .. name .. "_open", fence_open)
+
+	minetest.register_craft({
+		output = name .. "_closed",
+		recipe = {
+			{"default:stick", def.material, "default:stick"},
+			{"default:stick", def.material, "default:stick"}
+		}
+	})
+end
+
+doors.register_fencegate("doors:gate_wood", {
+	description = "Wooden Fence Gate",
+	texture = "default_wood.png",
+	material = "default:wood",
+	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2}
+})
+
+doors.register_fencegate("doors:gate_acacia_wood", {
+	description = "Acacia Fence Gate",
+	texture = "default_acacia_wood.png",
+	material = "default:acacia_wood",
+	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2}
+})
+
+doors.register_fencegate("doors:gate_junglewood", {
+	description = "Junglewood Fence Gate",
+	texture = "default_junglewood.png",
+	material = "default:junglewood",
+	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2}
+})
+
+doors.register_fencegate("doors:gate_pine_wood", {
+	description = "Pine Fence Gate",
+	texture = "default_pine_wood.png",
+	material = "default:pine_wood",
+	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2}
+})
+
+doors.register_fencegate("doors:gate_aspen_wood", {
+	description = "Aspen Fence Gate",
+	texture = "default_aspen_wood.png",
+	material = "default:aspen_wood",
+	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2}
+})

mods/doors/models/door_a.obj

@@ -0,0 +1,40 @@
+# Blender v2.76 (sub 0) OBJ File: 'door_a.blend'
+# www.blender.org
+mtllib door_a.mtl
+o Cube_Cube.001
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mods/doors/models/door_b.obj

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+# Blender v2.76 (sub 0) OBJ File: 'door_b.blend'
+# www.blender.org
+mtllib door_b.mtl
+o Cube_Cube.001
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mods/doors/models/doors_fencegate_closed.obj

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+# Blender v2.76 (sub 0) OBJ File: 'gate_closed.blend'
+# www.blender.org
+mtllib gate_closed.mtl
+o Cube_Cube.001
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mods/doors/models/doors_fencegate_open.obj

@@ -0,0 +1,112 @@
+# Blender v2.76 (sub 0) OBJ File: 'gate_open.blend'
+# www.blender.org
+mtllib gate_open.mtl
+o Cube_Cube.001
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