digistuff.button_turnoff = function(pos)
	local node = minetest.get_node(pos)
	local meta = minetest.get_meta(pos)
	local mlight = meta:get_int("mlight") == 1
	if node.name == "digistuff:button_off_pushed" then node.name = "digistuff:button_off"
	elseif node.name == "digistuff:button_on" and not mlight then node.name = "digistuff:button_off"
	elseif node.name == "digistuff:button_on_pushed" then
		if mlight then node.name = "digistuff:button_on"
		else node.name = "digistuff:button_off" end
	end
	minetest.swap_node(pos,node)
	if digistuff.mesecons_installed then minetest.sound_play("mesecons_button_pop", {pos=pos}) end
end

digistuff.button_push = function(pos,node,player)
	local meta = minetest.get_meta(pos)
	if meta:get_int("protected") == 1 and not digistuff.check_protection(pos,player) then return end
	digilines.receptor_send(pos, digistuff.button_get_rules(node), meta:get_string("channel"), meta:get_string("msg"))
	local newnode = "digistuff:button_on_pushed"
	if meta:get_int("mlight") == 1 and (node.name == "digistuff:button_off" or node.name == "digistuff:button_off_pushed") then newnode = "digistuff:button_off_pushed" end
	if node.name ~= newnode then minetest.swap_node(pos, {name = newnode, param2=node.param2}) end
	if digistuff.mesecons_installed then minetest.sound_play("mesecons_button_push", {pos=pos}) end
	minetest.get_node_timer(pos):start(0.25)
end

digistuff.button_handle_digilines = function(pos,node,channel,msg)
	local meta = minetest.get_meta(pos)
	if channel ~= meta:get_string("channel") then return end
	if meta:get_int("mlight") == 0 then return end
	if msg == "light_on" then
		if node.name == "digistuff:button_off" then
			node.name = "digistuff:button_on"
		elseif node.name == "digistuff:button_off_pushed" then
			node.name = "digistuff:button_on_pushed"
		end
		minetest.swap_node(pos,node)
	elseif msg == "light_off" then
		if node.name == "digistuff:button_on" then
			node.name = "digistuff:button_off"
		elseif node.name == "digistuff:button_on_pushed" then
			node.name = "digistuff:button_off_pushed"
		end
		minetest.swap_node(pos,node)
	end
end

digistuff.button_get_rules = function(node)
	local rules = {
		{x =  1,y =  0,z =  0},
		{x = -1,y =  0,z =  0},
		{x =  0,y =  1,z =  0},
		{x =  0,y = -1,z =  0},
		{x =  0,y =  0,z =  1},
		{x =  0,y =  0,z = -1},
		{x =  0,y =  0,z =  2},
		{x =  0,y =  1,z =  1},
		{x =  0,y = -1,z =  1},
	}
	local dir = minetest.facedir_to_dir(node.param2)
	rules = digistuff.rotate_rules(rules,dir)
	return rules
end

minetest.register_node("digistuff:button", {
	drawtype = "nodebox",
	tiles = {
	"digistuff_digibutton_sides.png",
	"digistuff_digibutton_sides.png",
	"digistuff_digibutton_sides.png",
	"digistuff_digibutton_sides.png",
	"digistuff_digibutton_sides.png",
	"digistuff_digibutton_off.png"
	},
	use_texture_alpha = "clip",
	paramtype = "light",
	paramtype2 = "facedir",
	legacy_wallmounted = true,
	walkable = false,
	sunlight_propagates = true,
	selection_box = {
	type = "fixed",
		fixed = { -6/16, -6/16, 5/16, 6/16, 6/16, 8/16 }
	},
	node_box = {
		type = "fixed",
		fixed = {
		{ -6/16, -6/16, 6/16, 6/16, 6/16, 8/16 },	-- the thin plate behind the button
		{ -4/16, -2/16, 4/16, 4/16, 2/16, 6/16 }	-- the button itself
	}
	},
	digiline =
	{
		receptor = {},
		wire = {
			rules = digistuff.button_get_rules,
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
	groups = {dig_immediate = 2,digiline_receiver = 1,},
	description = "Digilines Button",
	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		meta:set_string("formspec","size[7.5,3]field[1,0;6,2;channel;Channel;${channel}]field[1,1;6,2;msg;Message;${msg}]checkbox[1,1.75;protected;Protected]checkbox[1,2;mlight;Manual Light Control]button_exit[3,2;3,1;submit;Save]")
	end,
	after_place_node = digistuff.place_receiver,
	after_destruct = digistuff.remove_receiver,
	on_receive_fields = function(pos, formname, fields, sender)
		local meta = minetest.get_meta(pos)
		if fields.submit then
			if fields.channel ~= "" then
				meta:set_string("channel",fields.channel)
				meta:set_string("msg",fields.msg)
				meta:set_string("formspec","")
				minetest.swap_node(pos, {name = "digistuff:button_off", param2=minetest.get_node(pos).param2})
			else
				minetest.chat_send_player(sender:get_player_name(),"Please set a channel!")
			end
		elseif fields.protected then
			meta:set_int("protected",fields.protected == "true" and 1 or 0)
		elseif fields.mlight then
			meta:set_int("mlight",fields.mlight == "true" and 1 or 0)
		end
	end,
	sounds = default and default.node_sound_stone_defaults(),
})

minetest.register_node("digistuff:button_off", {
	drawtype = "nodebox",
	tiles = {
	"digistuff_digibutton_sides.png",
	"digistuff_digibutton_sides.png",
	"digistuff_digibutton_sides.png",
	"digistuff_digibutton_sides.png",
	"digistuff_digibutton_sides.png",
	"digistuff_digibutton_off.png"
	},
	use_texture_alpha = "clip",
	paramtype = "light",
	paramtype2 = "facedir",
	legacy_wallmounted = true,
	walkable = false,
	sunlight_propagates = true,
	selection_box = {
	type = "fixed",
		fixed = { -6/16, -6/16, 5/16, 6/16, 6/16, 8/16 }
	},
	node_box = {
		type = "fixed",
		fixed = {
		{ -6/16, -6/16, 6/16, 6/16, 6/16, 8/16 },	-- the thin plate behind the button
		{ -4/16, -2/16, 4/16, 4/16, 2/16, 6/16 }	-- the button itself
	}
	},
	digiline =
	{
		receptor = {},
		wire = {
			rules = digistuff.button_get_rules,
		},
		effector = {
			action = digistuff.button_handle_digilines,
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
	groups = {dig_immediate = 2,not_in_creative_inventory = 1,digiline_receiver = 1,},
	drop = "digistuff:button",
	after_destruct = digistuff.remove_receiver,
	description = "Digilines Button (off state - you hacker you!)",
	on_rightclick = digistuff.button_push,
	sounds = default and default.node_sound_stone_defaults(),
})

minetest.register_node("digistuff:button_off_pushed", {
	drawtype = "nodebox",
	tiles = {
	"digistuff_digibutton_sides.png",
	"digistuff_digibutton_sides.png",
	"digistuff_digibutton_sides.png",
	"digistuff_digibutton_sides.png",
	"digistuff_digibutton_sides.png",
	"digistuff_digibutton_off.png"
	},
	use_texture_alpha = "clip",
	paramtype = "light",
	paramtype2 = "facedir",
	legacy_wallmounted = true,
	walkable = false,
	sunlight_propagates = true,
	selection_box = {
	type = "fixed",
		fixed = { -6/16, -6/16, 5/16, 6/16, 6/16, 8/16 }
	},
	node_box = {
	type = "fixed",
		fixed = {
			{ -6/16, -6/16,  6/16, 6/16, 6/16, 8/16 },
			{ -4/16, -2/16, 11/32, 4/16, 2/16, 6/16 }
		}
	},
	digiline = {
		receptor = {},
		wire = {
			rules = digistuff.button_get_rules,
		},
		effector = {
			action = digistuff.button_handle_digilines,
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
	on_timer = digistuff.button_turnoff,
	groups = {dig_immediate = 2,not_in_creative_inventory = 1,digiline_receiver = 1,},
	drop = "digistuff:button",
	after_destruct = digistuff.remove_receiver,
	description = "Digilines Button (off, pushed state - you hacker you!)",
	on_rightclick = digistuff.button_push,
	sounds = default and default.node_sound_stone_defaults(),
})

minetest.register_node("digistuff:button_on", {
	drawtype = "nodebox",
	tiles = {
		"digistuff_digibutton_sides.png",
		"digistuff_digibutton_sides.png",
		"digistuff_digibutton_sides.png",
		"digistuff_digibutton_sides.png",
		"digistuff_digibutton_sides.png",
		"digistuff_digibutton_on.png"
	},
	use_texture_alpha = "clip",
	paramtype = "light",
	paramtype2 = "facedir",
	legacy_wallmounted = true,
	walkable = false,
	light_source = 7,
	sunlight_propagates = true,
	selection_box = {
		type = "fixed",
		fixed = { -6/16, -6/16, 5/16, 6/16, 6/16, 8/16 }
	},
	node_box = {
		type = "fixed",
		fixed = {
		{ -6/16, -6/16, 6/16, 6/16, 6/16, 8/16 },	-- the thin plate behind the button
		{ -4/16, -2/16, 4/16, 4/16, 2/16, 6/16 }	-- the button itself
	}
	},
	_digistuff_channelcopier_fieldname = "channel",
	digiline =
	{
		receptor = {},
		wire = {
			rules = digistuff.button_get_rules,
		},
		effector = {
			action = digistuff.button_handle_digilines,
		},
	},
	on_timer = digistuff.button_turnoff,
	groups = {dig_immediate = 2,not_in_creative_inventory = 1,digiline_receiver = 1,},
	drop = 'digistuff:button',
	after_destruct = digistuff.remove_receiver,
	on_rightclick = digistuff.button_push,
	description = "Digilines Button (on state - you hacker you!)",
	sounds = default and default.node_sound_stone_defaults(),
})

minetest.register_node("digistuff:button_on_pushed", {
	drawtype = "nodebox",
	tiles = {
		"digistuff_digibutton_sides.png",
		"digistuff_digibutton_sides.png",
		"digistuff_digibutton_sides.png",
		"digistuff_digibutton_sides.png",
		"digistuff_digibutton_sides.png",
		"digistuff_digibutton_on.png"
	},
	use_texture_alpha = "clip",
	paramtype = "light",
	paramtype2 = "facedir",
	legacy_wallmounted = true,
	walkable = false,
	light_source = 7,
	sunlight_propagates = true,
	selection_box = {
		type = "fixed",
		fixed = { -6/16, -6/16, 5/16, 6/16, 6/16, 8/16 }
	},
	_digistuff_channelcopier_fieldname = "channel",
	node_box = {
	type = "fixed",
		fixed = {
			{ -6/16, -6/16,  6/16, 6/16, 6/16, 8/16 },
			{ -4/16, -2/16, 11/32, 4/16, 2/16, 6/16 }
		}
	},
	digiline = {
		receptor = {},
		wire = {
			rules = digistuff.button_get_rules,
		},
		effector = {
			action = digistuff.button_handle_digilines,
		},
	},
	on_timer = digistuff.button_turnoff,
	groups = {dig_immediate = 2,not_in_creative_inventory = 1,digiline_receiver = 1,},
	drop = 'digistuff:button',
	after_destruct = digistuff.remove_receiver,
	on_rightclick = digistuff.button_push,
	description = "Digilines Button (on, pushed state - you hacker you!)",
	sounds = default and default.node_sound_stone_defaults(),
})

minetest.register_craft({
	output = "digistuff:button",
	recipe = {
		{"mesecons_button:button_off"},
		{"mesecons_luacontroller:luacontroller0000"},
		{"digilines:wire_std_00000000"}
	}
})

minetest.register_node("digistuff:wall_knob", {
	paramtype = "light",
	paramtype2 = "facedir",
	walkable = false,
	sunlight_propagates = true,
	digiline =
	{
		receptor = {},
		wire = {
			rules = digistuff.button_get_rules,
		},
	},
	drawtype = "mesh",
	mesh = "digistuff_wall_knob.obj",
	tiles = {
		"digistuff_digibutton_sides.png",
		"digistuff_digiline_full.png",
	},
	selection_box = {
		type = "fixed",
		fixed = {
			{-0.4,-0.4,0,0.4,0.4,0.5},
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
	groups = {dig_immediate = 2,digiline_receiver = 1,},
	description = "Digilines Wall Knob",
	on_construct = function(pos)
		local meta = minetest.get_meta(pos)
		meta:set_int("min",0)
		meta:set_int("max",14)
		meta:set_string("formspec","size[7.5,3;]field[1,0;6,2;channel;Channel;${channel}]field[1,1;3,2;min;Minimum;${min}]field[4,1;3,2;max;Maximum;${max}]checkbox[1,2;protected;Protected]button_exit[3,2;3,1;submit;Save]")
	end,
	after_place_node = digistuff.place_receiver,
	after_destruct = digistuff.remove_receiver,
	on_receive_fields = function(pos, formname, fields, sender)
		local meta = minetest.get_meta(pos)
		if fields.submit then
			if fields.channel ~= "" then
				if tonumber(fields.min) and tonumber(fields.max) and math.floor(fields.min) < math.floor(fields.max) then
					meta:set_string("channel",fields.channel)
					meta:set_int("min",math.floor(tonumber(fields.min)))
					meta:set_int("max",math.floor(tonumber(fields.max)))
					meta:set_int("value",math.floor(tonumber(fields.min)))
					meta:set_string("infotext",string.format("Current setting: %d\nLeft-click to turn down or right-click to turn up",math.floor(tonumber(fields.min))))
					meta:set_string("formspec","")
					minetest.swap_node(pos, {name = "digistuff:wall_knob_configured", param2=minetest.get_node(pos).param2})
				else
					minetest.chat_send_player(sender:get_player_name(),"Minimum and maximum must both be numbers, and maximum must be greater than minimum")
				end
			else
				minetest.chat_send_player(sender:get_player_name(),"Please set a channel!")
			end
		elseif fields.protected then
			meta:set_int("protected",fields.protected == "true" and 1 or 0)
		end
	end,
	sounds = default and default.node_sound_stone_defaults(),
})

minetest.register_node("digistuff:wall_knob_configured", {
	paramtype = "light",
	paramtype2 = "facedir",
	walkable = false,
	sunlight_propagates = true,
	digiline =
	{
		receptor = {},
		wire = {
			rules = digistuff.button_get_rules,
		},
	},
	drawtype = "mesh",
	mesh = "digistuff_wall_knob.obj",
	tiles = {
		"digistuff_digibutton_sides.png",
		"digistuff_digiline_full.png",
	},
	selection_box = {
		type = "fixed",
		fixed = {
			{-0.4,-0.4,0,0.4,0.4,0.5},
		},
	},
	_digistuff_channelcopier_fieldname = "channel",
	groups = {dig_immediate = 2,digiline_receiver = 1,not_in_creative_inventory = 1,},
	description = "Digilines Wall Knob (configured state - you hacker you!)",
	drop = "digistuff:wall_knob",
	after_place_node = digistuff.place_receiver,
	after_destruct = digistuff.remove_receiver,
	on_rightclick = function(pos,node,player)
		local meta = minetest.get_meta(pos)
		if meta:get_int("protected") == 1 and not digistuff.check_protection(pos,player) then return end
		local max = meta:get_int("max")
		local value = meta:get_int("value")
		local full = player:get_player_control().aux1
		value = full and max or math.min(max,value+1)
		meta:set_int("value",value)
		meta:set_string("infotext",string.format("Current setting: %d\nLeft-click to turn down or right-click to turn up",math.floor(tonumber(value))))
		digilines.receptor_send(pos,digistuff.button_get_rules(node),meta:get_string("channel"),value)
	end,
	on_punch = function(pos,node,player)
		local meta = minetest.get_meta(pos)
		if meta:get_int("protected") == 1 and not digistuff.check_protection(pos,player) then return end
		local min = meta:get_int("min")
		local value = meta:get_int("value")
		local full = player:get_player_control().aux1
		value = full and min or math.max(min,value-1)
		meta:set_int("value",value)
		meta:set_string("infotext",string.format("Current setting: %d\nLeft-click to turn down or right-click to turn up",math.floor(tonumber(value))))
		digilines.receptor_send(pos,digistuff.button_get_rules(node),meta:get_string("channel"),value)
	end,
	sounds = default and default.node_sound_stone_defaults(),
})

minetest.register_craft({
	output = "digistuff:wall_knob",
	recipe = {
		{"", "mesecons_button:button_off", ""},
		{"digilines:wire_std_00000000","mesecons_luacontroller:luacontroller0000", "digilines:wire_std_00000000"},
		{"", "digilines:wire_std_00000000", ""},
	},
})
