local upbuttontex = "[combine:64x64"..
                    ":0,0=elevatorparts_generic_bg.png"..
                    ":22,24=elevatorparts_callbutton_bg.png"..
                    ":24,35=elevatorparts_callbutton_up.png"

minetest.register_node("elevatorparts:callbutton_up",{
	description = "Up Call Button (unprogrammed)",
	groups = {
		dig_immediate = 2,
	},
	tiles = {
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		upbuttontex,
	},
	paramtype = "light",
	paramtype2 = "facedir",
	is_ground_content = false,
	sunlight_propagates = true,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5,  -0.5,  0.48, 0.5,  0.5,  0.5 },
			{-0.16, -0.37, 0.45, 0.17, 0.13, 0.48},
		},
	},
	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		meta:set_string("formspec","field[channel;Channel;${channel}")
	end,
	on_receive_fields = function(pos,_,fields,sender)
		local name = sender:get_player_name()
		if minetest.is_protected(pos,name) and not minetest.check_player_privs(name,{protection_bypass=true}) then
			minetest.record_protection_violation(pos,name)
			return
		end
		local meta = minetest.get_meta(pos)
		if fields.channel then
			meta:set_string("channel",fields.channel)
			meta:set_string("formspec","")
			local node = minetest.get_node(pos)
			node.name = "elevatorparts:callbutton_up_off"
			minetest.swap_node(pos,node)
		end
	end,
	_digistuff_channelcopier_fieldname = "channel",
	_digistuff_channelcopier_onset = function(pos,node)
		node.name = "elevatorparts:callbutton_up_off"
		minetest.swap_node(pos,node)
		minetest.get_meta(pos):set_string("formspec","")
	end,
})

minetest.register_node("elevatorparts:callbutton_up_off",{
	description = "Up Call Button (programmed, off state - you hacker you!)",
	groups = {
		dig_immediate = 2,
		not_in_creative_inventory = 1,
	},
	tiles = {
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		upbuttontex,
	},
	drop = "elevatorparts:callbutton_up",
	paramtype = "light",
	paramtype2 = "facedir",
	is_ground_content = false,
	sunlight_propagates = true,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5,  -0.5,  0.48, 0.5,  0.5,  0.5 },
			{-0.16, -0.37, 0.45, 0.17, 0.13, 0.48},
		},
	},
	on_punch = function(pos)
		digilines.receptor_send(pos,digilines.rules.default,minetest.get_meta(pos):get_string("channel"),"up_press")
	end,
	on_rightclick = function(pos)
		digilines.receptor_send(pos,digilines.rules.default,minetest.get_meta(pos):get_string("channel"),"up_press")
	end,
	digiline = {
		receptor = {},
		effector = {
			action = function(pos,node,channel,msg)
					local meta = minetest.get_meta(pos)
					if meta:get_string("channel") ~= channel or type(msg) ~= "string" then return end
					msg = string.lower(msg)
					if msg == "up_light_on" then
						node.name = "elevatorparts:callbutton_up_on"
						minetest.swap_node(pos,node)
					end
				end
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
})

minetest.register_node("elevatorparts:callbutton_up_on",{
	description = "Up Call Button (programmed, on state - you hacker you!)",
	groups = {
		dig_immediate = 2,
		not_in_creative_inventory = 1,
	},
	tiles = {
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		upbuttontex..":33,36=elevatorparts_callbutton_light.png",
	},
	drop = "elevatorparts:callbutton_up",
	paramtype = "light",
	paramtype2 = "facedir",
	is_ground_content = false,
	sunlight_propagates = true,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5,  -0.5,  0.48, 0.5,  0.5,  0.5 },
			{-0.16, -0.37, 0.45, 0.17, 0.13, 0.48},
		},
	},
	on_punch = function(pos)
		digilines.receptor_send(pos,digilines.rules.default,minetest.get_meta(pos):get_string("channel"),"up_press")
	end,
	on_rightclick = function(pos)
		digilines.receptor_send(pos,digilines.rules.default,minetest.get_meta(pos):get_string("channel"),"up_press")
	end,
	digiline = {
		receptor = {},
		effector = {
			action = function(pos,node,channel,msg)
					local meta = minetest.get_meta(pos)
					if meta:get_string("channel") ~= channel or type(msg) ~= "string" then return end
					msg = string.lower(msg)
					if msg == "up_light_off" then
						node.name = "elevatorparts:callbutton_up_off"
						minetest.swap_node(pos,node)
					end
				end
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
})

local downbuttontex = "[combine:64x64"..
                      ":0,0=elevatorparts_generic_bg.png"..
                      ":22,24=elevatorparts_callbutton_bg.png"..
                      ":24,35=elevatorparts_callbutton_down.png"

minetest.register_node("elevatorparts:callbutton_down",{
	description = "Down Call Button (unprogrammed)",
	groups = {
		dig_immediate = 2,
	},
	tiles = {
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		downbuttontex,
	},
	paramtype = "light",
	paramtype2 = "facedir",
	is_ground_content = false,
	sunlight_propagates = true,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5,  -0.5,  0.48, 0.5,  0.5,  0.5 },
			{-0.16, -0.37, 0.45, 0.17, 0.13, 0.48},
		},
	},
	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		meta:set_string("formspec","field[channel;Channel;${channel}")
	end,
	on_receive_fields = function(pos,_,fields,sender)
		local name = sender:get_player_name()
		if minetest.is_protected(pos,name) and not minetest.check_player_privs(name,{protection_bypass=true}) then
			minetest.record_protection_violation(pos,name)
			return
		end
		local meta = minetest.get_meta(pos)
		if fields.channel then
			meta:set_string("channel",fields.channel)
			meta:set_string("formspec","")
			local node = minetest.get_node(pos)
			node.name = "elevatorparts:callbutton_down_off"
			minetest.swap_node(pos,node)
		end
	end,
	_digistuff_channelcopier_fieldname = "channel",
	_digistuff_channelcopier_onset = function(pos,node)
		node.name = "elevatorparts:callbutton_down_off"
		minetest.swap_node(pos,node)
		minetest.get_meta(pos):set_string("formspec","")
	end,
})

minetest.register_node("elevatorparts:callbutton_down_off",{
	description = "Down Call Button (programmed, off state - you hacker you!)",
	groups = {
		dig_immediate = 2,
		not_in_creative_inventory = 1,
	},
	tiles = {
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		downbuttontex,
	},
	drop = "elevatorparts:callbutton_down",
	paramtype = "light",
	paramtype2 = "facedir",
	is_ground_content = false,
	sunlight_propagates = true,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5,  -0.5,  0.48, 0.5,  0.5,  0.5 },
			{-0.16, -0.37, 0.45, 0.17, 0.13, 0.48},
		},
	},
	on_punch = function(pos)
		digilines.receptor_send(pos,digilines.rules.default,minetest.get_meta(pos):get_string("channel"),"down_press")
	end,
	on_rightclick = function(pos)
		digilines.receptor_send(pos,digilines.rules.default,minetest.get_meta(pos):get_string("channel"),"down_press")
	end,
	digiline = {
		receptor = {},
		effector = {
			action = function(pos,node,channel,msg)
					local meta = minetest.get_meta(pos)
					if meta:get_string("channel") ~= channel or type(msg) ~= "string" then return end
					msg = string.lower(msg)
					if msg == "down_light_on" then
						node.name = "elevatorparts:callbutton_down_on"
						minetest.swap_node(pos,node)
					end
				end
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
})

minetest.register_node("elevatorparts:callbutton_down_on",{
	description = "Down Call Button (programmed, on state - you hacker you!)",
	groups = {
		dig_immediate = 2,
		not_in_creative_inventory = 1,
	},
	tiles = {
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		downbuttontex..":33,36=elevatorparts_callbutton_light.png",
	},
	drop = "elevatorparts:callbutton_down",
	paramtype = "light",
	paramtype2 = "facedir",
	is_ground_content = false,
	sunlight_propagates = true,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5,  -0.5,  0.48, 0.5,  0.5,  0.5 },
			{-0.16, -0.37, 0.45, 0.17, 0.13, 0.48},
		},
	},
	on_punch = function(pos)
		digilines.receptor_send(pos,digilines.rules.default,minetest.get_meta(pos):get_string("channel"),"down_press")
	end,
	on_rightclick = function(pos)
		digilines.receptor_send(pos,digilines.rules.default,minetest.get_meta(pos):get_string("channel"),"down_press")
	end,
	digiline = {
		receptor = {},
		effector = {
			action = function(pos,node,channel,msg)
					local meta = minetest.get_meta(pos)
					if meta:get_string("channel") ~= channel or type(msg) ~= "string" then return end
					msg = string.lower(msg)
					if msg == "down_light_off" then
						node.name = "elevatorparts:callbutton_down_off"
						minetest.swap_node(pos,node)
					end
				end
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
})

local bothbuttontex = "[combine:64x64"..
                      ":0,0=elevatorparts_generic_bg.png"..
                      ":22,24=elevatorparts_callbutton_bg.png"..
                      ":24,28=elevatorparts_callbutton_up.png"..
                      ":24,43=elevatorparts_callbutton_down.png"

minetest.register_node("elevatorparts:callbutton_both",{
	description = "Up and Down Call Buttons (unprogrammed)",
	groups = {
		dig_immediate = 2,
	},
	tiles = {
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		bothbuttontex,
	},
	paramtype = "light",
	paramtype2 = "facedir",
	is_ground_content = false,
	sunlight_propagates = true,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5,  -0.5,  0.48, 0.5,  0.5,  0.5 },
			{-0.16, -0.37, 0.45, 0.17, 0.13, 0.48},
		},
	},
	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		meta:set_string("formspec","field[channel;Channel;${channel}")
	end,
	on_receive_fields = function(pos,_,fields,sender)
		local name = sender:get_player_name()
		if minetest.is_protected(pos,name) and not minetest.check_player_privs(name,{protection_bypass=true}) then
			minetest.record_protection_violation(pos,name)
			return
		end
		local meta = minetest.get_meta(pos)
		if fields.channel then
			meta:set_string("channel",fields.channel)
			meta:set_string("formspec","")
			meta:set_string("infotext","Left-click for up or right-click for down")
			local node = minetest.get_node(pos)
			node.name = "elevatorparts:callbutton_both_off"
			minetest.swap_node(pos,node)
		end
	end,
	_digistuff_channelcopier_fieldname = "channel",
	_digistuff_channelcopier_onset = function(pos,node)
		node.name = "elevatorparts:callbutton_both_off"
		minetest.swap_node(pos,node)
		minetest.get_meta(pos):set_string("formspec","")
	end,
})

minetest.register_node("elevatorparts:callbutton_both_off",{
	description = "Up and Down Call Buttons (programmed, both off state - you hacker you!)",
	groups = {
		dig_immediate = 2,
		not_in_creative_inventory = 1,
	},
	tiles = {
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		bothbuttontex,
	},
	drop = "elevatorparts:callbutton_both",
	paramtype = "light",
	paramtype2 = "facedir",
	is_ground_content = false,
	sunlight_propagates = true,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5,  -0.5,  0.48, 0.5,  0.5,  0.5 },
			{-0.16, -0.37, 0.45, 0.17, 0.13, 0.48},
		},
	},
	on_punch = function(pos)
		digilines.receptor_send(pos,digilines.rules.default,minetest.get_meta(pos):get_string("channel"),"up_press")
	end,
	on_rightclick = function(pos)
		digilines.receptor_send(pos,digilines.rules.default,minetest.get_meta(pos):get_string("channel"),"down_press")
	end,
	digiline = {
		receptor = {},
		effector = {
			action = function(pos,node,channel,msg)
					local meta = minetest.get_meta(pos)
					if meta:get_string("channel") ~= channel or type(msg) ~= "string" then return end
					msg = string.lower(msg)
					if msg == "up_light_on" then
						node.name = "elevatorparts:callbutton_both_upon"
						minetest.swap_node(pos,node)
					elseif msg == "down_light_on" then
						node.name = "elevatorparts:callbutton_both_downon"
						minetest.swap_node(pos,node)
					end
				end
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
})

minetest.register_node("elevatorparts:callbutton_both_upon",{
	description = "Up and Down Call Buttons (programmed, up on, down off state - you hacker you!)",
	groups = {
		dig_immediate = 2,
		not_in_creative_inventory = 1,
	},
	tiles = {
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		bothbuttontex..":33,29=elevatorparts_callbutton_light.png",
	},
	drop = "elevatorparts:callbutton_both",
	paramtype = "light",
	paramtype2 = "facedir",
	is_ground_content = false,
	sunlight_propagates = true,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5,  -0.5,  0.48, 0.5,  0.5,  0.5 },
			{-0.16, -0.37, 0.45, 0.17, 0.13, 0.48},
		},
	},
	on_punch = function(pos)
		digilines.receptor_send(pos,digilines.rules.default,minetest.get_meta(pos):get_string("channel"),"up_press")
	end,
	on_rightclick = function(pos)
		digilines.receptor_send(pos,digilines.rules.default,minetest.get_meta(pos):get_string("channel"),"down_press")
	end,
	digiline = {
		receptor = {},
		effector = {
			action = function(pos,node,channel,msg)
					local meta = minetest.get_meta(pos)
					if meta:get_string("channel") ~= channel or type(msg) ~= "string" then return end
					msg = string.lower(msg)
					if msg == "up_light_off" then
						node.name = "elevatorparts:callbutton_both_off"
						minetest.swap_node(pos,node)
					elseif msg == "down_light_on" then
						node.name = "elevatorparts:callbutton_both_on"
						minetest.swap_node(pos,node)
					end
				end
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
})

minetest.register_node("elevatorparts:callbutton_both_downon",{
	description = "Up and Down Call Buttons (programmed, up off, down on state - you hacker you!)",
	groups = {
		dig_immediate = 2,
		not_in_creative_inventory = 1,
	},
	tiles = {
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		bothbuttontex..":33,44=elevatorparts_callbutton_light.png",
	},
	drop = "elevatorparts:callbutton_both",
	paramtype = "light",
	paramtype2 = "facedir",
	is_ground_content = false,
	sunlight_propagates = true,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5,  -0.5,  0.48, 0.5,  0.5,  0.5 },
			{-0.16, -0.37, 0.45, 0.17, 0.13, 0.48},
		},
	},
	on_punch = function(pos)
		digilines.receptor_send(pos,digilines.rules.default,minetest.get_meta(pos):get_string("channel"),"up_press")
	end,
	on_rightclick = function(pos)
		digilines.receptor_send(pos,digilines.rules.default,minetest.get_meta(pos):get_string("channel"),"down_press")
	end,
	digiline = {
		receptor = {},
		effector = {
			action = function(pos,node,channel,msg)
					local meta = minetest.get_meta(pos)
					if meta:get_string("channel") ~= channel or type(msg) ~= "string" then return end
					msg = string.lower(msg)
					if msg == "up_light_on" then
						node.name = "elevatorparts:callbutton_both_on"
						minetest.swap_node(pos,node)
					elseif msg == "down_light_off" then
						node.name = "elevatorparts:callbutton_both_off"
						minetest.swap_node(pos,node)
					end
				end
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
})

minetest.register_node("elevatorparts:callbutton_both_on",{
	description = "Up and Down Call Buttons (programmed, both on state - you hacker you!)",
	groups = {
		dig_immediate = 2,
		not_in_creative_inventory = 1,
	},
	tiles = {
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		bothbuttontex..":33,29=elevatorparts_callbutton_light.png:33,44=elevatorparts_callbutton_light.png",
	},
	drop = "elevatorparts:callbutton_both",
	paramtype = "light",
	paramtype2 = "facedir",
	is_ground_content = false,
	sunlight_propagates = true,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5,  -0.5,  0.48, 0.5,  0.5,  0.5 },
			{-0.16, -0.37, 0.45, 0.17, 0.13, 0.48},
		},
	},
	on_punch = function(pos)
		digilines.receptor_send(pos,digilines.rules.default,minetest.get_meta(pos):get_string("channel"),"up_press")
	end,
	on_rightclick = function(pos)
		digilines.receptor_send(pos,digilines.rules.default,minetest.get_meta(pos):get_string("channel"),"down_press")
	end,
	digiline = {
		receptor = {},
		effector = {
			action = function(pos,node,channel,msg)
					local meta = minetest.get_meta(pos)
					if meta:get_string("channel") ~= channel or type(msg) ~= "string" then return end
					msg = string.lower(msg)
					if msg == "up_light_off" then
						node.name = "elevatorparts:callbutton_both_downon"
						minetest.swap_node(pos,node)
					elseif msg == "down_light_off" then
						node.name = "elevatorparts:callbutton_both_upon"
						minetest.swap_node(pos,node)
					end
				end
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
})

local chars = {
	["0"] = "elevatorparts_pi_0.png",
	["1"] = "elevatorparts_pi_1.png",
	["2"] = "elevatorparts_pi_2.png",
	["3"] = "elevatorparts_pi_3.png",
	["4"] = "elevatorparts_pi_4.png",
	["5"] = "elevatorparts_pi_5.png",
	["6"] = "elevatorparts_pi_6.png",
	["7"] = "elevatorparts_pi_7.png",
	["8"] = "elevatorparts_pi_8.png",
	["9"] = "elevatorparts_pi_9.png",
	["a"] = "elevatorparts_pi_a.png",
	["b"] = "elevatorparts_pi_b.png",
	["c"] = "elevatorparts_pi_c.png",
	["d"] = "elevatorparts_pi_d.png",
	["e"] = "elevatorparts_pi_e.png",
	["f"] = "elevatorparts_pi_f.png",
	["g"] = "elevatorparts_pi_9.png",
	["h"] = "elevatorparts_pi_h.png",
	["i"] = "elevatorparts_pi_1.png",
	["j"] = "elevatorparts_pi_j.png",
	["l"] = "elevatorparts_pi_l.png",
	["n"] = "elevatorparts_pi_n.png",
	["o"] = "elevatorparts_pi_0.png",
	["p"] = "elevatorparts_pi_p.png",
	["r"] = "elevatorparts_pi_r.png",
	["s"] = "elevatorparts_pi_5.png",
	["t"] = "elevatorparts_pi_t.png",
	["u"] = "elevatorparts_pi_u.png",
	["y"] = "elevatorparts_pi_y.png",
	["z"] = "elevatorparts_pi_2.png",
	["-"] = "elevatorparts_pi_dash.png",
}

minetest.register_entity("elevatorparts:pi_entity",{
	initial_properties = {
		visual = "upright_sprite",
		physical = false,
		collisionbox = {0,0,0,0,0,0,},
		textures = {"elevatorparts_transparent.png",},
	},
})

local function removeEntity(pos)
	local entitiesNearby = minetest.get_objects_inside_radius(pos,0.5)
	for _,i in pairs(entitiesNearby) do
		if i:get_luaentity() and i:get_luaentity().name == "elevatorparts:pi_entity" then
			i:remove()
		end
	end
end

local function generateTexture(text,uparrow,downarrow)
	local out = "[combine:64x64:0,0=elevatorparts_transparent.png"
	local pos = 0
	for i=1,string.len(text),1 do
		local char = string.sub(text,i,i)
		if char ~= " " then out = out..string.format(":%d,%d=%s",pos*12+22,7,chars[char] or chars["-"]) end
		pos = pos+1
	end
	if uparrow then out = out..":6,7=elevatorparts_pi_arrow_up.png"
	elseif downarrow then out = out..":6,7=elevatorparts_pi_arrow_down.png" end
	return out
end

local function updateDisplay(pos)
	removeEntity(pos)
	local meta = minetest.get_meta(pos)
	local text = meta:get_string("text")
	local entity = minetest.add_entity(pos,"elevatorparts:pi_entity")
	local fdir = minetest.facedir_to_dir(minetest.get_node(pos).param2)
	local uparrow = meta:get_int("uparrow") > 0
	local downarrow = meta:get_int("downarrow") > 0
	local flash_fs = meta:get_int("flash_fs") > 0
	local flash_is = meta:get_int("flash_is") > 0
	local flashtimer = meta:get_int("flashtimer") > 0
	local etex = generateTexture(text,uparrow,downarrow)
	if flash_fs then
		if flashtimer then etex = generateTexture(" fs",uparrow,downarrow) end
		entity:set_properties({_flash_fs = true,_flash_is = false,})
	elseif flash_is then
		if flashtimer then etex = generateTexture("  n",uparrow,downarrow) end
		entity:set_properties({_flash_fs = false,_flash_is = true,})
	else
		entity:set_properties({_flash_fs = false,_flash_is = false,})
	end
	entity:set_properties({textures={etex}})
	entity:set_yaw((fdir.x ~= 0) and math.pi/2 or 0)
	entity:set_pos(vector.add(pos,vector.multiply(fdir,0.45)))
end

local pi_ignore = {
	up_light_on = true,
	up_light_off = true,
	down_light_on = true,
	down_light_off = true,
	up_press = true,
	down_press = true,
	arrow_up = true,
	arrow_down = true,
	arrow_off = true,
	flash_is = true,
	flash_fs = true,
	flash_off = true,
}

minetest.register_node("elevatorparts:pilantern_up_off",{
	description = "PI + Up Lantern Combo",
	groups = {
		dig_immediate = 2,
		elevatorparts_pi_abm = 1,
	},
	tiles = {
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"[combine:64x64:0,0=elevatorparts_pilantern_bg.png:25,37=elevatorparts_lantern_up_off.png",
	},
	paramtype = "light",
	paramtype2 = "facedir",
	is_ground_content = false,
	sunlight_propagates = true,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5,  -0.5,  0.48, 0.5,  0.5,  0.5 },
		},
	},
	on_destruct = removeEntity,
	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		meta:set_string("formspec","field[channel;Channel;${channel}")
	end,
	on_receive_fields = function(pos,_,fields,sender)
		local name = sender:get_player_name()
		if minetest.is_protected(pos,name) and not minetest.check_player_privs(name,{protection_bypass=true}) then
			minetest.record_protection_violation(pos,name)
			return
		end
		local meta = minetest.get_meta(pos)
		if fields.channel then
			meta:set_string("channel",fields.channel)
		end
	end,
	digiline = {
		receptor = {},
		effector = {
			action = function(pos,node,channel,msg)
					local meta = minetest.get_meta(pos)
					if meta:get_string("channel") ~= channel or type(msg) ~= "string" then return end
					msg = string.lower(msg)
					if msg == "up_light_on" then
						node.name = "elevatorparts:pilantern_up_on"
						minetest.swap_node(pos,node)
					elseif msg == "arrow_up" then
						meta:set_int("uparrow",1)
						meta:set_int("downarrow",0)
					elseif msg == "arrow_down" then
						meta:set_int("uparrow",0)
						meta:set_int("downarrow",1)
					elseif msg == "arrow_off" then
						meta:set_int("uparrow",0)
						meta:set_int("downarrow",0)
					elseif msg == "flash_is" then
						meta:set_int("flash_is",1)
						meta:set_int("flash_fs",0)
					elseif msg == "flash_fs" then
						meta:set_int("flash_is",0)
						meta:set_int("flash_fs",1)
					elseif msg == "flash_off" then
						meta:set_int("flash_is",0)
						meta:set_int("flash_fs",0)
					elseif not pi_ignore[msg] then
						meta:set_string("text",string.sub("   "..msg,-3,-1))
					end
					updateDisplay(pos)
				end
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
})

minetest.register_node("elevatorparts:pilantern_up_on",{
	description = "PI + Up Lantern Combo (on state - you hacker you!)",
	groups = {
		dig_immediate = 2,
		not_in_creative_inventory = 1,
		elevatorparts_pi_abm = 1,
	},
	tiles = {
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"[combine:64x64:0,0=elevatorparts_pilantern_bg.png:25,37=elevatorparts_lantern_up_on.png",
	},
	drop = "elevatorparts:pilantern_up_off",
	paramtype = "light",
	paramtype2 = "facedir",
	is_ground_content = false,
	sunlight_propagates = true,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5,  -0.5,  0.48, 0.5,  0.5,  0.5 },
		},
	},
	on_destruct = removeEntity,
	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		meta:set_string("formspec","field[channel;Channel;${channel}")
	end,
	on_receive_fields = function(pos,_,fields,sender)
		local name = sender:get_player_name()
		if minetest.is_protected(pos,name) and not minetest.check_player_privs(name,{protection_bypass=true}) then
			minetest.record_protection_violation(pos,name)
			return
		end
		local meta = minetest.get_meta(pos)
		if fields.channel then
			meta:set_string("channel",fields.channel)
		end
	end,
	digiline = {
		receptor = {},
		effector = {
			action = function(pos,node,channel,msg)
					local meta = minetest.get_meta(pos)
					if meta:get_string("channel") ~= channel or type(msg) ~= "string" then return end
					msg = string.lower(msg)
					if msg == "up_light_off" then
						node.name = "elevatorparts:pilantern_up_off"
						minetest.swap_node(pos,node)
					elseif msg == "arrow_up" then
						meta:set_int("uparrow",1)
						meta:set_int("downarrow",0)
					elseif msg == "arrow_down" then
						meta:set_int("uparrow",0)
						meta:set_int("downarrow",1)
					elseif msg == "arrow_off" then
						meta:set_int("uparrow",0)
						meta:set_int("downarrow",0)
					elseif msg == "flash_is" then
						meta:set_int("flash_is",1)
						meta:set_int("flash_fs",0)
					elseif msg == "flash_fs" then
						meta:set_int("flash_is",0)
						meta:set_int("flash_fs",1)
					elseif msg == "flash_off" then
						meta:set_int("flash_is",0)
						meta:set_int("flash_fs",0)
					elseif not pi_ignore[msg] then
						meta:set_string("text",string.sub("   "..msg,-3,-1))
					end
					updateDisplay(pos)
				end
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
})

minetest.register_node("elevatorparts:pilantern_down_off",{
	description = "PI + Down Lantern Combo",
	groups = {
		dig_immediate = 2,
		elevatorparts_pi_abm = 1,
	},
	tiles = {
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"[combine:64x64:0,0=elevatorparts_pilantern_bg.png:25,37=elevatorparts_lantern_down_off.png",
	},
	paramtype = "light",
	paramtype2 = "facedir",
	is_ground_content = false,
	sunlight_propagates = true,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5,  -0.5,  0.48, 0.5,  0.5,  0.5 },
		},
	},
	on_destruct = removeEntity,
	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		meta:set_string("formspec","field[channel;Channel;${channel}")
	end,
	on_receive_fields = function(pos,_,fields,sender)
		local name = sender:get_player_name()
		if minetest.is_protected(pos,name) and not minetest.check_player_privs(name,{protection_bypass=true}) then
			minetest.record_protection_violation(pos,name)
			return
		end
		local meta = minetest.get_meta(pos)
		if fields.channel then
			meta:set_string("channel",fields.channel)
		end
	end,
	digiline = {
		receptor = {},
		effector = {
			action = function(pos,node,channel,msg)
					local meta = minetest.get_meta(pos)
					if meta:get_string("channel") ~= channel or type(msg) ~= "string" then return end
					msg = string.lower(msg)
					if msg == "down_light_on" then
						node.name = "elevatorparts:pilantern_down_on"
						minetest.swap_node(pos,node)
					elseif msg == "arrow_up" then
						meta:set_int("uparrow",1)
						meta:set_int("downarrow",0)
					elseif msg == "arrow_down" then
						meta:set_int("uparrow",0)
						meta:set_int("downarrow",1)
					elseif msg == "arrow_off" then
						meta:set_int("uparrow",0)
						meta:set_int("downarrow",0)
					elseif msg == "flash_is" then
						meta:set_int("flash_is",1)
						meta:set_int("flash_fs",0)
					elseif msg == "flash_fs" then
						meta:set_int("flash_is",0)
						meta:set_int("flash_fs",1)
					elseif msg == "flash_off" then
						meta:set_int("flash_is",0)
						meta:set_int("flash_fs",0)
					elseif not pi_ignore[msg] then
						meta:set_string("text",string.sub("   "..msg,-3,-1))
					end
					updateDisplay(pos)
				end
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
})

minetest.register_node("elevatorparts:pilantern_down_on",{
	description = "PI + Down Lantern Combo (on state - you hacker you!)",
	groups = {
		dig_immediate = 2,
		not_in_creative_inventory = 1,
		elevatorparts_pi_abm = 1,
	},
	tiles = {
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"[combine:64x64:0,0=elevatorparts_pilantern_bg.png:25,37=elevatorparts_lantern_down_on.png",
	},
	drop = "elevatorparts:pilantern_down_off",
	paramtype = "light",
	paramtype2 = "facedir",
	is_ground_content = false,
	sunlight_propagates = true,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5,  -0.5,  0.48, 0.5,  0.5,  0.5 },
		},
	},
	on_destruct = removeEntity,
	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		meta:set_string("formspec","field[channel;Channel;${channel}")
	end,
	on_receive_fields = function(pos,_,fields,sender)
		local name = sender:get_player_name()
		if minetest.is_protected(pos,name) and not minetest.check_player_privs(name,{protection_bypass=true}) then
			minetest.record_protection_violation(pos,name)
			return
		end
		local meta = minetest.get_meta(pos)
		if fields.channel then
			meta:set_string("channel",fields.channel)
		end
	end,
	digiline = {
		receptor = {},
		effector = {
			action = function(pos,node,channel,msg)
					local meta = minetest.get_meta(pos)
					if meta:get_string("channel") ~= channel or type(msg) ~= "string" then return end
					msg = string.lower(msg)
					if msg == "down_light_off" then
						node.name = "elevatorparts:pilantern_down_off"
						minetest.swap_node(pos,node)
					elseif msg == "arrow_up" then
						meta:set_int("uparrow",1)
						meta:set_int("downarrow",0)
					elseif msg == "arrow_down" then
						meta:set_int("uparrow",0)
						meta:set_int("downarrow",1)
					elseif msg == "arrow_off" then
						meta:set_int("uparrow",0)
						meta:set_int("downarrow",0)
					elseif msg == "flash_is" then
						meta:set_int("flash_is",1)
						meta:set_int("flash_fs",0)
					elseif msg == "flash_fs" then
						meta:set_int("flash_is",0)
						meta:set_int("flash_fs",1)
					elseif msg == "flash_off" then
						meta:set_int("flash_is",0)
						meta:set_int("flash_fs",0)
					elseif not pi_ignore[msg] then
						meta:set_string("text",string.sub("   "..msg,-3,-1))
					end
					updateDisplay(pos)
				end
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
})

minetest.register_node("elevatorparts:pilantern_updown_off",{
	description = "PI + Up and Down Lantern Combo",
	groups = {
		dig_immediate = 2,
		elevatorparts_pi_abm = 1,
	},
	tiles = {
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"[combine:64x64:0,0=elevatorparts_pilantern_bg.png:10,37=elevatorparts_lantern_up_off.png:39,37=elevatorparts_lantern_down_off.png",
	},
	paramtype = "light",
	paramtype2 = "facedir",
	is_ground_content = false,
	sunlight_propagates = true,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5,  -0.5,  0.48, 0.5,  0.5,  0.5 },
		},
	},
	on_destruct = removeEntity,
	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		meta:set_string("formspec","field[channel;Channel;${channel}")
	end,
	on_receive_fields = function(pos,_,fields,sender)
		local name = sender:get_player_name()
		if minetest.is_protected(pos,name) and not minetest.check_player_privs(name,{protection_bypass=true}) then
			minetest.record_protection_violation(pos,name)
			return
		end
		local meta = minetest.get_meta(pos)
		if fields.channel then
			meta:set_string("channel",fields.channel)
		end
	end,
	digiline = {
		receptor = {},
		effector = {
			action = function(pos,node,channel,msg)
					local meta = minetest.get_meta(pos)
					if meta:get_string("channel") ~= channel or type(msg) ~= "string" then return end
					msg = string.lower(msg)
					if msg == "up_light_on" then
						node.name = "elevatorparts:pilantern_updown_upon"
						minetest.swap_node(pos,node)
					elseif msg == "down_light_on" then
						node.name = "elevatorparts:pilantern_updown_downon"
						minetest.swap_node(pos,node)
					elseif msg == "arrow_up" then
						meta:set_int("uparrow",1)
						meta:set_int("downarrow",0)
					elseif msg == "arrow_down" then
						meta:set_int("uparrow",0)
						meta:set_int("downarrow",1)
					elseif msg == "arrow_off" then
						meta:set_int("uparrow",0)
						meta:set_int("downarrow",0)
					elseif msg == "flash_is" then
						meta:set_int("flash_is",1)
						meta:set_int("flash_fs",0)
					elseif msg == "flash_fs" then
						meta:set_int("flash_is",0)
						meta:set_int("flash_fs",1)
					elseif msg == "flash_off" then
						meta:set_int("flash_is",0)
						meta:set_int("flash_fs",0)
					elseif not pi_ignore[msg] then
						meta:set_string("text",string.sub("   "..msg,-3,-1))
					end
					updateDisplay(pos)
				end
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
})

minetest.register_node("elevatorparts:pilantern_updown_upon",{
	description = "PI + Up and Down Lantern Combo (up on, down off state - you hacker you!)",
	groups = {
		dig_immediate = 2,
		not_in_creative_inventory = 1,
		elevatorparts_pi_abm = 1,
	},
	tiles = {
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"[combine:64x64:0,0=elevatorparts_pilantern_bg.png:10,37=elevatorparts_lantern_up_on.png:39,37=elevatorparts_lantern_down_off.png",
	},
	drop = "elevatorparts:pilantern_updown_off",
	paramtype = "light",
	paramtype2 = "facedir",
	is_ground_content = false,
	sunlight_propagates = true,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5,  -0.5,  0.48, 0.5,  0.5,  0.5 },
		},
	},
	on_destruct = removeEntity,
	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		meta:set_string("formspec","field[channel;Channel;${channel}")
	end,
	on_receive_fields = function(pos,_,fields,sender)
		local name = sender:get_player_name()
		if minetest.is_protected(pos,name) and not minetest.check_player_privs(name,{protection_bypass=true}) then
			minetest.record_protection_violation(pos,name)
			return
		end
		local meta = minetest.get_meta(pos)
		if fields.channel then
			meta:set_string("channel",fields.channel)
		end
	end,
	digiline = {
		receptor = {},
		effector = {
			action = function(pos,node,channel,msg)
					local meta = minetest.get_meta(pos)
					if meta:get_string("channel") ~= channel or type(msg) ~= "string" then return end
					msg = string.lower(msg)
					if msg == "up_light_off" then
						node.name = "elevatorparts:pilantern_updown_off"
						minetest.swap_node(pos,node)
					elseif msg == "down_light_on" then
						node.name = "elevatorparts:pilantern_updown_bothon"
						minetest.swap_node(pos,node)
					elseif msg == "arrow_up" then
						meta:set_int("uparrow",1)
						meta:set_int("downarrow",0)
					elseif msg == "arrow_down" then
						meta:set_int("uparrow",0)
						meta:set_int("downarrow",1)
					elseif msg == "arrow_off" then
						meta:set_int("uparrow",0)
						meta:set_int("downarrow",0)
					elseif msg == "flash_is" then
						meta:set_int("flash_is",1)
						meta:set_int("flash_fs",0)
					elseif msg == "flash_fs" then
						meta:set_int("flash_is",0)
						meta:set_int("flash_fs",1)
					elseif msg == "flash_off" then
						meta:set_int("flash_is",0)
						meta:set_int("flash_fs",0)
					elseif not pi_ignore[msg] then
						meta:set_string("text",string.sub("   "..msg,-3,-1))
					end
					updateDisplay(pos)
				end
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
})

minetest.register_node("elevatorparts:pilantern_updown_downon",{
	description = "PI + Up and Down Lantern Combo (up off, down on state - you hacker you!)",
	groups = {
		dig_immediate = 2,
		not_in_creative_inventory = 1,
		elevatorparts_pi_abm = 1,
	},
	tiles = {
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"[combine:64x64:0,0=elevatorparts_pilantern_bg.png:10,37=elevatorparts_lantern_up_off.png:39,37=elevatorparts_lantern_down_on.png",
	},
	drop = "elevatorparts:pilantern_updown_off",
	paramtype = "light",
	paramtype2 = "facedir",
	is_ground_content = false,
	sunlight_propagates = true,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5,  -0.5,  0.48, 0.5,  0.5,  0.5 },
		},
	},
	on_destruct = removeEntity,
	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		meta:set_string("formspec","field[channel;Channel;${channel}")
	end,
	on_receive_fields = function(pos,_,fields,sender)
		local name = sender:get_player_name()
		if minetest.is_protected(pos,name) and not minetest.check_player_privs(name,{protection_bypass=true}) then
			minetest.record_protection_violation(pos,name)
			return
		end
		local meta = minetest.get_meta(pos)
		if fields.channel then
			meta:set_string("channel",fields.channel)
		end
	end,
	digiline = {
		receptor = {},
		effector = {
			action = function(pos,node,channel,msg)
					local meta = minetest.get_meta(pos)
					if meta:get_string("channel") ~= channel or type(msg) ~= "string" then return end
					msg = string.lower(msg)
					if msg == "up_light_on" then
						node.name = "elevatorparts:pilantern_updown_bothon"
						minetest.swap_node(pos,node)
					elseif msg == "down_light_off" then
						node.name = "elevatorparts:pilantern_updown_off"
						minetest.swap_node(pos,node)
					elseif msg == "arrow_up" then
						meta:set_int("uparrow",1)
						meta:set_int("downarrow",0)
					elseif msg == "arrow_down" then
						meta:set_int("uparrow",0)
						meta:set_int("downarrow",1)
					elseif msg == "arrow_off" then
						meta:set_int("uparrow",0)
						meta:set_int("downarrow",0)
					elseif msg == "flash_is" then
						meta:set_int("flash_is",1)
						meta:set_int("flash_fs",0)
					elseif msg == "flash_fs" then
						meta:set_int("flash_is",0)
						meta:set_int("flash_fs",1)
					elseif msg == "flash_off" then
						meta:set_int("flash_is",0)
						meta:set_int("flash_fs",0)
					elseif not pi_ignore[msg] then
						meta:set_string("text",string.sub("   "..msg,-3,-1))
					end
					updateDisplay(pos)
				end
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
})

minetest.register_node("elevatorparts:pilantern_updown_bothon",{
	description = "PI + Up and Down Lantern Combo (both on state - you hacker you!)",
	groups = {
		dig_immediate = 2,
		not_in_creative_inventory = 1,
		elevatorparts_pi_abm = 1,
	},
	tiles = {
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"elevatorparts_generic_bg.png",
		"[combine:64x64:0,0=elevatorparts_pilantern_bg.png:10,37=elevatorparts_lantern_up_on.png:39,37=elevatorparts_lantern_down_on.png",
	},
	drop = "elevatorparts:pilantern_updown_off",
	paramtype = "light",
	paramtype2 = "facedir",
	is_ground_content = false,
	sunlight_propagates = true,
	drawtype = "nodebox",
	node_box = {
		type = "fixed",
		fixed = {
			{-0.5,  -0.5,  0.48, 0.5,  0.5,  0.5 },
		},
	},
	on_destruct = removeEntity,
	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		meta:set_string("formspec","field[channel;Channel;${channel}")
	end,
	on_receive_fields = function(pos,_,fields,sender)
		local name = sender:get_player_name()
		if minetest.is_protected(pos,name) and not minetest.check_player_privs(name,{protection_bypass=true}) then
			minetest.record_protection_violation(pos,name)
			return
		end
		local meta = minetest.get_meta(pos)
		if fields.channel then
			meta:set_string("channel",fields.channel)
		end
	end,
	digiline = {
		receptor = {},
		effector = {
			action = function(pos,node,channel,msg)
					local meta = minetest.get_meta(pos)
					if meta:get_string("channel") ~= channel or type(msg) ~= "string" then return end
					msg = string.lower(msg)
					if msg == "up_light_off" then
						node.name = "elevatorparts:pilantern_updown_downon"
						minetest.swap_node(pos,node)
					elseif msg == "down_light_off" then
						node.name = "elevatorparts:pilantern_updown_upon"
						minetest.swap_node(pos,node)
					elseif msg == "arrow_up" then
						meta:set_int("uparrow",1)
						meta:set_int("downarrow",0)
					elseif msg == "arrow_down" then
						meta:set_int("uparrow",0)
						meta:set_int("downarrow",1)
					elseif msg == "arrow_off" then
						meta:set_int("uparrow",0)
						meta:set_int("downarrow",0)
					elseif msg == "flash_is" then
						meta:set_int("flash_is",1)
						meta:set_int("flash_fs",0)
					elseif msg == "flash_fs" then
						meta:set_int("flash_is",0)
						meta:set_int("flash_fs",1)
					elseif msg == "flash_off" then
						meta:set_int("flash_is",0)
						meta:set_int("flash_fs",0)
					elseif not pi_ignore[msg] then
						meta:set_string("text",string.sub("   "..msg,-3,-1))
					end
					updateDisplay(pos)
				end
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
})

minetest.register_abm({
	label = "Respawn / Flash PI displays",
	nodenames = {"group:elevatorparts_pi_abm"},
	interval = 1,
	chance = 1,
	action = function(pos)
		local meta = minetest.get_meta(pos)
		local flashtimer = meta:get_int("flashtimer") > 0
		meta:set_int("flashtimer",flashtimer and 0 or 1)
		updateDisplay(pos)
	end,
})

minetest.register_craft({
	output = "elevatorparts:callbutton_up",
	recipe = {
		{"basic_materials:plastic_sheet","mesecons_button:button_off","basic_materials:plastic_sheet"},
		{"mesecons_luacontroller:luacontroller0000","mesecons_lightstone:lightstone_blue_off","basic_materials:plastic_sheet"},
		{"basic_materials:plastic_sheet","","basic_materials:plastic_sheet"},
	},
})

minetest.register_craft({
	output = "elevatorparts:callbutton_down",
	recipe = {
		{"basic_materials:plastic_sheet","","basic_materials:plastic_sheet"},
		{"mesecons_luacontroller:luacontroller0000","mesecons_lightstone:lightstone_blue_off","basic_materials:plastic_sheet"},
		{"basic_materials:plastic_sheet","mesecons_button:button_off","basic_materials:plastic_sheet"},
	},
})

minetest.register_craft({
	output = "elevatorparts:callbutton_both",
	recipe = {
		{"basic_materials:plastic_sheet","mesecons_button:button_off","basic_materials:plastic_sheet"},
		{"mesecons_luacontroller:luacontroller0000","mesecons_lightstone:lightstone_blue_off","basic_materials:plastic_sheet"},
		{"basic_materials:plastic_sheet","mesecons_button:button_off","basic_materials:plastic_sheet"},
	},
})

minetest.register_craft({
	output = "elevatorparts:pilantern_up_off",
	recipe = {
		{"basic_materials:plastic_sheet","basic_materials:plastic_sheet","basic_materials:plastic_sheet"},
		{"mesecons_luacontroller:luacontroller0000","digilines:lcd","basic_materials:plastic_sheet"},
		{"basic_materials:plastic_sheet","mesecons_lightstone:lightstone_green_off","basic_materials:plastic_sheet"},
	},
})

minetest.register_craft({
	output = "elevatorparts:pilantern_down_off",
	recipe = {
		{"basic_materials:plastic_sheet","basic_materials:plastic_sheet","basic_materials:plastic_sheet"},
		{"mesecons_luacontroller:luacontroller0000","digilines:lcd","basic_materials:plastic_sheet"},
		{"basic_materials:plastic_sheet","mesecons_lightstone:lightstone_red_off","basic_materials:plastic_sheet"},
	},
})

minetest.register_craft({
	output = "elevatorparts:pilantern_updown_off",
	recipe = {
		{"basic_materials:plastic_sheet","basic_materials:plastic_sheet","basic_materials:plastic_sheet"},
		{"mesecons_luacontroller:luacontroller0000","digilines:lcd","basic_materials:plastic_sheet"},
		{"mesecons_lightstone:lightstone_green_off","basic_materials:plastic_sheet","mesecons_lightstone:lightstone_red_off"},
	},
})

if minetest.global_exists("digistuff") and type(digistuff.register_nb_sound) == "function" then
	for _,filename in ipairs(minetest.get_dir_list(minetest.get_modpath("elevatorparts").."/sounds",false)) do
		local name = string.sub(filename,1,-5)
		digistuff.register_nb_sound(name,name)
	end
end