several bugs fixed here and there

basis/fuel_lib.lua

@@ -79,7 +79,7 @@ function techage.fuel.can_dig(pos, player)
 	nvm.liquid = nvm.liquid or {}
 	nvm.liquid.amount = nvm.liquid.amount or 0
 	local inv = M(pos):get_inventory()
-	return inv:is_empty("fuel") and nvm.liquid.amount == 0
+	return not inv or inv:is_empty("fuel") and nvm.liquid.amount == 0
 end
 
 function techage.fuel.on_rightclick(pos, node, clicker)

basis/liquid_lib.lua

@@ -48,8 +48,7 @@ end
 
 function techage.liquid.is_empty(pos)
 	local nvm = techage.get_nvm(pos)
-	local inv = minetest.get_meta(pos):get_inventory()
-	return inv:is_empty("src") and inv:is_empty("dst") and (not nvm.liquid or (nvm.liquid.amount or 0) == 0)
+	return not nvm.liquid or (nvm.liquid.amount or 0) == 0
 end
 
 techage.liquid.recv_message = {
@@ -89,6 +88,7 @@ local function get_full_container(empty_container, inv_item)
 	return ContainerDef[empty_container] and ContainerDef[empty_container][inv_item]
 end
 
+-- used by filler
 local function fill_container(pos, inv, empty_container)
 	local nvm = techage.get_nvm(pos)
 	nvm.liquid = nvm.liquid or {}
@@ -112,6 +112,7 @@ local function fill_container(pos, inv, empty_container)
 	return false
 end
 
+-- used by filler
 local function empty_container(pos, inv, full_container)
 	local nvm = techage.get_nvm(pos)
 	nvm.liquid = nvm.liquid or {}
@@ -135,7 +136,7 @@ local function empty_container(pos, inv, full_container)
 	return false
 end
 
--- check if the given empty container can be replaced by a full
+-- check if the wielded empty container can be replaced by a full
 -- container and added to the players inventory
 local function fill_on_punch(nvm, empty_container, item_count, puncher)
 	nvm.liquid = nvm.liquid or {}
@@ -176,10 +177,17 @@ local function fill_on_punch(nvm, empty_container, item_count, puncher)
 	end
 end
 
-local function empty_on_punch(pos, nvm, full_container)
+-- check of the wielded full container can be emptied into the tank
+local function empty_on_punch(pos, nvm, full_container, item_count)
 	nvm.liquid = nvm.liquid or {}
 	nvm.liquid.amount = nvm.liquid.amount or 0
-	local lqd_def = get_liquid_def(full_container)
+	local lqd_def
+	-- handle legacy items
+	if full_container == "techage:hydrogen" or full_container == "techage:oil_source" then
+		lqd_def = {inv_item = full_container, size = item_count, container = ""}
+	else
+		lqd_def = get_liquid_def(full_container)
+	end
 	local ndef_lqd = LQD(pos)
 	if lqd_def and ndef_lqd then 
 		local tank_size = ndef_lqd.capa or 0
@@ -204,7 +212,7 @@ function techage.liquid.on_punch(pos, node, puncher, pointed_thing)
 	local wielded_item = puncher:get_wielded_item():get_name()
 	local item_count = puncher:get_wielded_item():get_count()
 	local new_item = fill_on_punch(nvm, wielded_item, item_count, puncher) 
-			or empty_on_punch(pos, nvm, wielded_item)
+			or empty_on_punch(pos, nvm, wielded_item, item_count)
 	if new_item then
 		puncher:set_wielded_item(new_item)
 		M(pos):set_string("formspec", techage.fuel.formspec(pos, nvm))

energy_storage/generator.lua

@@ -212,7 +212,7 @@ techage.register_node({"techage:ta4_generator", "techage:ta4_generator_on"}, {
 	on_transfer = function(pos, in_dir, topic, payload)
 		local nvm = techage.get_nvm(pos)
 		if topic == "trigger" then
-			print("trigger", nvm.provided)
+			--print("trigger", nvm.provided)
 			nvm.heatexchanger_trigger = 3
 			if nvm.running then
 				return nvm.provided or 0.1

energy_storage/heatexchanger.lua

@@ -1,404 +0,0 @@
---[[
-
-	TechAge
-	=======
-
-	Copyright (C) 2019-2020 Joachim Stolberg
-
-	GPL v3
-	See LICENSE.txt for more information
-	
-	TA4 Heat Exchanger
-
-]]--
-
--- for lazy programmers
-local S2P = minetest.string_to_pos
-local P2S = minetest.pos_to_string
-local M = minetest.get_meta
-local S = techage.S
-
-local CYCLE_TIME = 2
-local PWR_PERF = 60
-local GRVL_CAPA = 700
-local PWR_CAPA = {
-	[3] = GRVL_CAPA * 3 * 3 * 3,  -- 18900 Cyc = 630 min = 31.5 Tage bei einem ku, oder 31,5 * 24 kuh = 756 kuh = 12,6 h bei 60 ku
-	[5] = GRVL_CAPA * 5 * 5 * 5,  -- ~2.5 days
-	[7] = GRVL_CAPA * 7 * 7 * 7,  --   ~6 days
-}
-
-local Cable = techage.ElectricCable
-local Pipe = techage.LiquidPipe
-local power = techage.power
-
-local function in_range(val, min, max)
-	if val < min then return min end
-	if val > max then return max end
-	return val
-end
-
--- commands for 'techage:heatexchanger1'
-local function turbine_cmnd(pos, cmnd)
-	return techage.transfer(
-		pos, 
-		"R",  -- outdir
-		cmnd,  -- topic
-		nil,  -- payload
-		Pipe,  -- Pipe
-		{"techage:ta4_turbine", "techage:ta4_turbine_on"})
-end
-
-local function heatexchanger3_cmnd(pos, cmnd)
-	return techage.transfer(
-		{x = pos.x, y = pos.y + 1, z = pos.z}, 
-		"U",  -- outdir
-		cmnd,  -- topic
-		nil,  -- payload
-		nil,  -- Pipe
-		{"techage:heatexchanger3"})
-end
-
-local function inlet_cmnd(pos, cmnd, payload)
-	return techage.transfer(
-		pos, 
-		"L",  -- outdir
-		cmnd,  -- topic
-		payload,  -- payload
-		Pipe,  -- Pipe
-		{"techage:ta4_pipe_inlet"})
-end
-
-local function play_sound(pos)
-	local mem = techage.get_mem(pos)
-	if not mem.handle or mem.handle == -1 then
-		mem.handle = minetest.sound_play("techage_booster", {
-			pos = pos, 
-			gain = 0.5,
-			max_hear_distance = 10,
-			loop = true})
-		if mem.handle == -1 then
-			minetest.after(1, play_sound, pos)
-		end
-	end
-end
-
-local function stop_sound(pos)
-	local mem = techage.get_mem(pos)
-	if mem.handle then
-		minetest.sound_stop(mem.handle)
-		mem.handle = nil
-	end
-end
-
-local function swap_node(pos, name)
-	local node = techage.get_node_lvm(pos)
-	if node.name == name then
-		return
-	end
-	node.name = name
-	minetest.swap_node(pos, node)
-end
-
-local function charging(pos, nvm, is_charging)
-	if nvm.capa >= nvm.capa_max then
-		return
-	end
-	if is_charging ~= nvm.was_charging then
-		nvm.was_charging = is_charging
-		if is_charging then
-			turbine_cmnd(pos, "stop")
-			play_sound(pos)
-		else
-			turbine_cmnd(pos, "start")
-			stop_sound(pos)
-		end
-	elseif is_charging then
-		play_sound(pos)
-	end
-end
-
-local function delivering(pos, nvm, delivered)
-	if nvm.capa <= 0 then
-		return
-	end
-	if delivered ~= nvm.had_delivered then
-		nvm.had_delivered = delivered
-		if delivered > 0 then
-			turbine_cmnd(pos, "start")
-		elseif delivered == 0 then
-			turbine_cmnd(pos, "stop")
-		end
-	end
-end
-
-local function glowing(pos, nvm, should_glow)
-	if nvm.win_pos then
-		if should_glow then
-			swap_node(nvm.win_pos, "techage:glow_gravel")
-		else
-			swap_node(nvm.win_pos, "default:gravel")
-		end
-	end
-end
-
-local function formspec(self, pos, nvm)
-	return "size[5,3]"..
-		default.gui_bg..
-		default.gui_bg_img..
-		default.gui_slots..
-		"image[0,0.5;1,2;"..techage.power.formspec_power_bar(nvm.capa_max, nvm.capa).."]"..
-		"label[0.2,2.5;Load]"..
-		"button[1.1,1;1.8,1;update;"..S("Update").."]"..
-		"image_button[3,1;1,1;".. self:get_state_button_image(nvm) ..";state_button;]"..
-		"image[4,0.5;1,2;"..techage.power.formspec_load_bar(-(nvm.delivered or 0), PWR_PERF).."]"..
-		"label[4.2,2.5;Flow]"
-end
-
-local function error_info(pos, err)
-	local own_num = M(pos):get_string("node_number")
-	local pos1 = {x = pos.x, y = pos.y + 1, z = pos.z}
-	M(pos1):set_string("infotext", S("TA4 Heat Exchanger").." "..own_num.." : "..err)
-end
-
-local function can_start(pos, nvm, state)
-	if turbine_cmnd(pos, "power") then
-		local diameter = inlet_cmnd(pos, "diameter")
-		if diameter then
-			nvm.capa_max = PWR_CAPA[tonumber(diameter)] or 0
-			if nvm.capa_max ~= 0 then
-				local owner = M(pos):get_string("owner") or ""
-				if inlet_cmnd(pos, "volume", owner) then
-					error_info(pos, "")
-					return true
-				else
-					error_info(pos, "storage volume error")
-					return false
-				end
-			else
-				error_info(pos, "wrong storage diameter: "..diameter)
-				return false
-			end
-		else
-			error_info(pos, "inlet/pipe error")
-			return false
-		end
-	else
-		error_info(pos, "power network error")
-		return false
-	end
-	return false
-end
-
-local function start_node(pos, nvm, state)
-	nvm.running = true
-	nvm.delivered = 0
-	nvm.was_charging = true
-	nvm.had_delivered = nil
-	play_sound(pos)
-	nvm.win_pos = inlet_cmnd(pos, "window")
-	power.secondary_start(pos, nvm, PWR_PERF, PWR_PERF)
-end
-
-local function stop_node(pos, nvm, state)
-	nvm.running = false
-	nvm.delivered = 0
-	turbine_cmnd(pos, "stop")
-	power.secondary_stop(pos, nvm)
-end
-
-local State = techage.NodeStates:new({
-	node_name_passive = "techage:heatexchanger1",
-	cycle_time = CYCLE_TIME,
-	standby_ticks = 0,
-	can_start = can_start,
-	start_node = start_node,
-	stop_node = stop_node,
-})
-
-local function node_timer(pos, elapsed)
-	local nvm = techage.get_nvm(pos)
-	if nvm.running and turbine_cmnd(pos, "power") then
-		nvm.capa = nvm.capa or 0
-		nvm.capa_max = nvm.capa_max or 0
-		nvm.delivered = nvm.delivered or 0
-		nvm.delivered = power.secondary_alive(pos, nvm, nvm.capa, nvm.capa_max)
-		nvm.capa = nvm.capa - nvm.delivered
-		nvm.capa = in_range(nvm.capa, 0, nvm.capa_max)
-		glowing(pos, nvm, nvm.capa > nvm.capa_max * 0.8)
-		charging(pos, nvm, nvm.delivered < 0)
-		delivering(pos, nvm, nvm.delivered) 
-	end
-	return nvm.running
-end
-
-local function can_dig(pos, player)
-	local nvm = techage.get_nvm(pos)
-	return not nvm.running
-end
-
-local function orientate_node(pos, name)
-	local node = minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z})
-	if node.name == name then
-		local param2 = node.param2
-		node = minetest.get_node(pos)
-		node.param2 = param2
-		minetest.swap_node(pos, node)
-	else
-		minetest.remove_node(pos)
-		return true
-	end
-end
-
--- Top
-minetest.register_node("techage:heatexchanger3", {
-	description = S("TA4 Heat Exchanger 3"),
-	tiles = {
-		-- up, down, right, left, back, front
-		"techage_filling_ta4.png^techage_frame_ta4_top.png",
-		"techage_hole_ta4.png",
-		"techage_filling_ta4.png^techage_frameT_ta4.png^techage_appl_hole_pipe.png",
-		"techage_filling_ta4.png^techage_frameT_ta4.png^techage_appl_hole_pipe.png",
-		"techage_filling_ta4.png^techage_frameT_ta4.png^techage_appl_ribsT.png",
-		"techage_filling_ta4.png^techage_frameT_ta4.png^techage_appl_ribsT.png",
-	},
-	
-	after_place_node = function(pos, placer)
-		return orientate_node(pos, "techage:heatexchanger2")
-	end,
-	
-	paramtype2 = "facedir",
-	groups = {crumbly = 2, cracky = 2, snappy = 2},
-	on_rotate = screwdriver.disallow,
-	is_ground_content = false,
-	sounds = default.node_sound_metal_defaults(),
-})
-
--- Middle node with the formspec from the bottom node
-minetest.register_node("techage:heatexchanger2", {
-	description = S("TA4 Heat Exchanger 2"),
-	tiles = {
-		-- up, down, right, left, back, front
-		"techage_hole_ta4.png",
-		"techage_hole_ta4.png",
-		"techage_filling_ta4.png^techage_frameM_ta4.png^techage_appl_tes_turb.png",
-		"techage_filling_ta4.png^techage_frameM_ta4.png^techage_appl_tes_core.png",
-		"techage_filling_ta4.png^techage_frameM_ta4.png^techage_appl_ribsB.png",
-		"techage_filling_ta4.png^techage_frameM_ta4.png^techage_appl_ribsB.png",
-	},
-	
-	selection_box = {
-		type = "fixed",
-		fixed = {-1/2, -1.5/2, -1/2, 1/2, 1/2, 1/2},
-	},
-	
-	after_place_node = function(pos, placer)
-		if orientate_node(pos, "techage:heatexchanger1") then
-			return true
-		end
-		local pos1 = {x = pos.x, y = pos.y - 1, z = pos.z}
-		local nvm = techage.get_nvm(pos1)
-		local own_num = M(pos1):get_string("node_number")
-		M(pos):set_string("formspec", formspec(State, pos1, nvm))
-		M(pos):set_string("infotext", S("TA4 Heat Exchanger").." "..own_num)
-	end,
-	
-	on_rightclick = function(pos)
-		local pos1 = {x = pos.x, y = pos.y - 1, z = pos.z}
-		local nvm = techage.get_nvm(pos1)
-		M(pos):set_string("formspec", formspec(State, pos1, nvm))
-	end,
-	
-	on_receive_fields = function(pos, formname, fields, player)
-		if minetest.is_protected(pos, player:get_player_name()) then
-			return
-		end
-		local pos1 = {x = pos.x, y = pos.y - 1, z = pos.z}
-		local nvm = techage.get_nvm(pos1)
-		State:state_button_event(pos1, nvm, fields)
-		M(pos):set_string("formspec", formspec(State, pos1, nvm))
-	end,
-
-	paramtype2 = "facedir",
-	groups = {crumbly = 2, cracky = 2, snappy = 2},
-	on_rotate = screwdriver.disallow,
-	is_ground_content = false,
-	sounds = default.node_sound_metal_defaults(),
-})
-
--- Base
-minetest.register_node("techage:heatexchanger1", {
-	description = S("TA4 Heat Exchanger 1"),
-	tiles = {
-		-- up, down, right, left, back, front
-		"techage_hole_ta4.png^techage_appl_arrow_white.png",
-		"techage_filling_ta4.png^techage_frame_ta4.png",
-		"techage_filling_ta4.png^techage_frameB_ta4.png^techage_appl_hole_pipe.png",
-		"techage_filling_ta4.png^techage_frameB_ta4.png^techage_appl_hole_pipe.png",
-		"techage_filling_ta4.png^techage_frameB_ta4.png^techage_appl_hole_electric.png",
-		"techage_filling_ta4.png^techage_frameB_ta4.png^techage_appl_hole_electric.png",
-	},
-	on_timer = node_timer,
-	paramtype2 = "facedir",
-	groups = {crumbly = 2, cracky = 2, snappy = 2},
-	on_rotate = screwdriver.disallow,
-	is_ground_content = false,
-	sounds = default.node_sound_metal_defaults(),
-})
-
-techage.power.register_node({"techage:heatexchanger1"}, {
-	conn_sides = {"F", "B"},
-	power_network  = Cable,
-	after_place_node = function(pos, placer)
-		local nvm = techage.get_nvm(pos)
-		local meta = M(pos)
-		local own_num = techage.add_node(pos, "techage:heatexchanger1")
-		meta:set_string("owner", placer:get_player_name())
-		State:node_init(pos, nvm, own_num)
-		nvm.capa = 0
-	end,
-})
-
-Pipe:add_secondary_node_names({"techage:heatexchanger1", "techage:heatexchanger3"})
-
--- for logical communication
-techage.register_node({"techage:heatexchanger1"}, {
-	on_recv_message = function(pos, src, topic, payload)
-		local nvm = techage.get_nvm(pos)
-		if topic == "load" then
-			return techage.power.percent(nvm.capa_max, nvm.capa)
-		elseif topic == "size" then
-			return (nvm.capa_max or 0) / GRVL_CAPA
-		else
-			return State:on_receive_message(pos, topic, payload)
-		end
-	end,
-})
-
-
-minetest.register_craft({
-	output = "techage:heatexchanger1",
-	recipe = {
-		{"default:tin_ingot", "techage:electric_cableS", "default:steel_ingot"},
-		{"techage:ta4_pipeS", "basic_materials:gear_steel", "techage:ta4_pipeS"},
-		{"", "techage:baborium_ingot", ""},
-	},
-})
-
-minetest.register_craft({
-	output = "techage:heatexchanger2",
-	recipe = {
-		{"default:tin_ingot", "", "default:steel_ingot"},
-		{"", "techage:ta4_wlanchip", ""},
-		{"", "techage:baborium_ingot", ""},
-	},
-})
-
-minetest.register_craft({
-	output = "techage:heatexchanger3",
-	recipe = {
-		{"default:tin_ingot", "dye:blue", "default:steel_ingot"},
-		{"techage:ta4_pipeS", "basic_materials:gear_steel", "techage:ta4_pipeS"},
-		{"", "techage:baborium_ingot", ""},
-	},
-})
-

energy_storage/heatexchanger1.lua

@@ -135,6 +135,8 @@ end
 
 local function tubelib2_on_update2(pos, outdir, tlib2, node) 
 	power.update_network(pos, outdir, tlib2)
+	local nvm = techage.get_nvm(pos)
+	nvm.running = false
 end
 
 local function can_start(pos, nvm)
@@ -179,7 +181,7 @@ local function node_timer(pos, elapsed)
 	nvm.needed = taken - given
 	nvm.capa = in_range(nvm.capa + nvm.needed, 0, nvm.capa_max)
 	glowing(pos, nvm, nvm.capa > nvm.capa_max * 0.8)
-	print("node_timer TES "..P2S(pos), nvm.needed, nvm.capa, nvm.capa_max)
+	--print("node_timer TES "..P2S(pos), nvm.needed, nvm.capa, nvm.capa_max)
 	return true		
 end
 

hydrogen/electrolyzer.lua

@@ -8,7 +8,7 @@
 	GPL v3
 	See LICENSE.txt for more information
 	
-	TA4 Electrolyzer v2
+	TA4 Electrolyzer
 
 ]]--
 
@@ -64,8 +64,8 @@ local function stop_node(pos, nvm, state)
 end
 
 local State = techage.NodeStates:new({
-	node_name_passive = "techage:ta4_electrolyzer2",
-	node_name_active = "techage:ta4_electrolyzer2_on",
+	node_name_passive = "techage:ta4_electrolyzer",
+	node_name_active = "techage:ta4_electrolyzer_on",
 	cycle_time = CYCLE_TIME,
 	standby_ticks = STANDBY_TICKS,
 	formspec_func = formspec,
@@ -90,7 +90,7 @@ end
 local function generating(pos, nvm)
 	nvm.num_pwr_units = nvm.num_pwr_units or 0
 	nvm.countdown = nvm.countdown or 0
-	print("electrolyzer", nvm.running, nvm.taken, nvm.num_pwr_units, nvm.liquid.amount)
+	--print("electrolyzer", nvm.running, nvm.taken, nvm.num_pwr_units, nvm.liquid.amount)
 	if nvm.taken > 0 then
 		nvm.num_pwr_units = nvm.num_pwr_units + (nvm.taken or 0)
 		if nvm.num_pwr_units >= PWR_UNITS_PER_HYDROGEN_ITEM then
@@ -140,7 +140,7 @@ local function after_place_node(pos)
 	local nvm = techage.get_nvm(pos)
 	nvm.running = false
 	nvm.num_pwr_units = 0
-	local number = techage.add_node(pos, "techage:ta4_electrolyzer2")
+	local number = techage.add_node(pos, "techage:ta4_electrolyzer")
 	State:node_init(pos, nvm, number)
 	local node = minetest.get_node(pos)
 	M(pos):set_int("in_dir", techage.side_to_indir("R", node.param2))
@@ -196,7 +196,7 @@ local liquid_def = {
 	end
 }
 
-minetest.register_node("techage:ta4_electrolyzer2", {
+minetest.register_node("techage:ta4_electrolyzer", {
 	description = S("TA4 Electrolyzer"),
 	tiles = {
 		-- up, down, right, left, back, front
@@ -231,7 +231,7 @@ minetest.register_node("techage:ta4_electrolyzer2", {
 	is_ground_content = false,
 })
 
-minetest.register_node("techage:ta4_electrolyzer2_on", {
+minetest.register_node("techage:ta4_electrolyzer_on", {
 	description = S("TA4 Electrolyzer"),
 	tiles = {
 		-- up, down, right, left, back, front
@@ -278,12 +278,12 @@ minetest.register_node("techage:ta4_electrolyzer2_on", {
 	light_source = 6,
 })
 
-Cable:add_secondary_node_names({"techage:ta4_electrolyzer2", "techage:ta4_electrolyzer2_on"})
-Pipe:add_secondary_node_names({"techage:ta4_electrolyzer2", "techage:ta4_electrolyzer2_on"})
-techage.register_node({"techage:ta4_electrolyzer2", "techage:ta4_electrolyzer2_on"}, liquid.recv_message)	
+Cable:add_secondary_node_names({"techage:ta4_electrolyzer", "techage:ta4_electrolyzer_on"})
+Pipe:add_secondary_node_names({"techage:ta4_electrolyzer", "techage:ta4_electrolyzer_on"})
+techage.register_node({"techage:ta4_electrolyzer", "techage:ta4_electrolyzer_on"}, liquid.recv_message)	
 
 minetest.register_craft({
-	output = "techage:ta4_electrolyzer2",
+	output = "techage:ta4_electrolyzer",
 	recipe = {
 		{'default:steel_ingot', 'dye:blue', 'default:steel_ingot'},
 		{'techage:electric_cableS', 'default:glass', 'techage:tubeS'},

hydrogen/fuelcell.lua

@@ -83,11 +83,6 @@ local function has_hydrogen(nvm)
 	return nvm.num_pwr_units > 0 or (nvm.liquid.amount > 0 and nvm.liquid.name == "techage:hydrogen")
 end
 
-local function contains_hydrogen(pos)
-	local inv = M(pos):get_inventory()
-	return inv:contains_item("src", ItemStack("techage:hydrogen"))
-end
-	
 local function consuming(pos, nvm)	
 	if nvm.num_pwr_units <= 0 then
 		nvm.num_pwr_units = nvm.num_pwr_units + PWR_UNITS_PER_HYDROGEN_ITEM
@@ -99,7 +94,7 @@ end
 -- converts hydrogen into power
 local function node_timer(pos, elapsed)
 	local nvm = techage.get_nvm(pos)
-	print("fuelcell", nvm.running, nvm.given, nvm.num_pwr_units)
+	--print("fuelcell", nvm.running, nvm.given, nvm.num_pwr_units)
 	if has_hydrogen(nvm) then
 		local outdir = M(pos):get_int("outdir")
 		nvm.given = power.generator_alive(pos, Cable, CYCLE_TIME, outdir)

items/petroleum.lua

@@ -36,18 +36,18 @@ minetest.register_craftitem("techage:gasoline", {
 })
 
 minetest.register_craftitem("techage:gas", {
-	description = S("TA3 Gas"),
+	description = S("TA3 Propane"),
 	inventory_image = "techage_gas_inv.png",
 })
 
 minetest.register_craftitem("techage:ta3_cylinder_small_gas", {
-	description = S("Gas Cylinder Small"),
+	description = S("Propane Cylinder Small"),
 	inventory_image = "techage_gas_cylinder_small.png^[colorize:#e51818:120",
 	stack_max = 1,
 })
 
 minetest.register_craftitem("techage:ta3_cylinder_large_gas", {
-	description = S("Gas Cylinder Large"),
+	description = S("Propane Cylinder Large"),
 	inventory_image = "techage_gas_cylinder_large.png^[colorize:#e51818:120",
 	stack_max = 1,
 })

liquids/node_api.lua

@@ -46,6 +46,7 @@ end
 -- store network ID on each pump like node
 local function store_netID(pos, outdir, netID)
 	networks.connection_walk(pos, outdir, Pipe, function(pos, indir, node)
+		print("store_netID", dump(indir)) 
 		local ntype = net_def(pos, "pipe2").ntype
 		if ntype and ntype == "pump" then
 			local nvm = techage.get_nvm(pos)
@@ -84,6 +85,7 @@ local function get_netID(pos, outdir)
 end
 
 local function get_network_table(pos, outdir, ntype)
+	print("get_network_table", outdir)
 	local netID = get_netID(pos, outdir)
 	if netID then
 		local netw = networks.get_network("pipe2", netID)

liquids/pump.lua

@@ -65,6 +65,7 @@ local State4 = techage.NodeStates:new({
 local function pumping(pos, nvm, state, capa)
 	local outdir = M(pos):get_int("outdir")
 	local starter = get_starter_name(pos)
+	print("pumping", outdir, Flip[outdir])
 	local taken, name = liquid.take(pos, Flip[outdir], nil, capa, starter)
 	if taken > 0 then
 		local leftover = liquid.put(pos, outdir, name, taken, starter)

locale/techage.de.tr

@@ -119,6 +119,8 @@ Power Source=Stromquelle
 Primary available=Primär verfügbar
 Primary needed=Primär benötigt
 Priv missing=Rechte fehlen
+Propane Cylinder Large=Propangasflasche groß
+Propane Cylinder Small=Propangasflasche klein
 Pumpjack=Ölpumpe
 Punch the block to make the area visible.=Schlage auf den Bock um den Bereich anzuzeigen.
 Pusher=Schieber
@@ -214,7 +216,6 @@ TA3 Fuel Oil=TA3 Schweröl
 TA3 Fuel Oil Barrel=TA3 Schwerölfass
 TA3 Fuel Oil Canister=TA3 Schwerölkanister
 TA3 Furnace Oil Burner=TA3 Ofen-Ölbrenner
-TA3 Gas=TA3 Gas
 TA3 Gasoline=TA3 Benzin
 TA3 Gasoline Barrel=TA3 Benzinfass
 TA3 Gasoline Canister=TA3 Benzinkanister
@@ -236,6 +237,7 @@ TA3 Player Detector=TA3 Spieler Detektor
 TA3 Power Station Firebox=TA3 Kraftwerks-Feuerbox
 TA3 Power Station Oil Burner=TA3 Kraftwerks-Ölbrenner
 TA3 Power Terminal=TA3 Strom Terminal
+TA3 Propane=TA3 Propan
 TA3 Protected Chest=TA3 Gesicherte Kiste
 TA3 Pump=TA3 Pumpe
 TA3 Repeater=TA3 Wiederholer

locale/techage.de.tr.old

@@ -1,9 +1,11 @@
 # textdomain: techage
 
 #### TA3 Terminal ####@n@nSend commands to your machines@nand output text messages from your@nmachines to the Terminal.@n@nCommand syntax:@n  cmd <num> <cmnd>@n@nexample: cmd 181 on@n<num> is the number of the node to which the command is sent@n'on' is the command to turn machines/nodes on@nFurther commands can be retrieved by clicking on@nmachines/nodes with the Techage Info Tool.@n@nLocal commands:@n- clear    @= clear screen@n- help     @= this message@n- pub      @= switch to public use@n- priv      @= switch to private use@nTo program a user button with a command:@n  set <button-num> <button-text> <command>@ne.g. 'set 1 ON cmd 123 on'@n=
-(Num. nodes loaded / max. : Power current / max.)=(Anz. Blöcke geladen / max. : Strom aktuell / max.)
+Active:=Aktiv:
+All nodes:=Alle Blöcke:
 Allow to dig/place Techage power lines nearby power poles=Erlaubt TODO
 Aluminum=Aluminium
+Area already loaded or max. number of Forceload Blocks reached!=Bereich bereits geladen oder maximale Anzahl von Forceload Blöcken erreicht!
 Ash=Asche
 Autocrafter=Autocrafter
 Axle Power Source=Achsenkraftquelle
@@ -29,30 +31,56 @@ Biome=Biom
 Block configured items for open ports=Blockiere konfigurierte Gegenstände für offene Ausgänge
 Build derrick=Errichte Ölturm
 Compressed Gravel=Komprimiertes Kies
+Consum. 1=Konsum. 1
+Consum. 2=Konsum. 2
 Depth=Tiefe
+Digging depth=Grabungstiefe
 Dirt with Ash=Erde mit Asche
 Distributor=Verteiler
+Doser=Dosierer
 Drill Bit=Bohrstange
+Drill area is protected=Bohrbereich ist geschützt
+Drill bits missing=Bohrgestänge fehlt
 Ele Power Source=Ele Kraftquelle
+Electricity=Strom
+Electrolyzer=Eletrolyseur
 Electronic Fab=Elektronikfabrik
 Enter=Eingeben
 Epoxide Resin=Epoxidharz
 Epoxide Resin Barrel=Epoxidharz Fass
 Epoxide Resin Canister=Epoxidharz Kanister
 Error=Fehler
+Firebox=Feuerkasten
 Flint and Iron=Flint and Iron
 Flowing Oil=Fließendes Öl
+Flywheel=Schwungrad
 Force order of filter items=Erzwinge Reihenfolge
+Fuel Cell=Brennstoffzelle
+Fuel Menu=Brennstoff Menü
 Furnace Top=Ofenoberteil
+Gas Cylinder Large=Gasflasche groß
+Gas Cylinder Small=Gasflasche klein
+Genera. 1=Genera. 1
+Genera. 2=Genera. 2
+Generator=Generator
 Gibbsite Powder=Gibbsit Pulver
 Gravel Rinser=Kiesspüler
 Gravel Sieve=Kiessieb
 Grinder=Mühle
 Grinding=Mahlen
 Heat=Hitze
+Heat Exchanger=Wärmetauscher
+Hydrogen Cylinder Large=Wasserstoffflasche groß
+Hydrogen Cylinder Small=Wasserstoffflasche klein
+In use:=In Benutzung:
 Insert destination node number(s)=Gebe Zielnummer(n) ein
+Inverter=Wechselrichter
 Leave Powder=Laub Pulver
+Liquid Filler=Einfülltrichter
 Liquid Sampler=Flüssigkeitensammler
+Liquid Tank=Flüssigkeitstank
+List of your Forceload Blocks:=Liste der Forceload Blöcke
+Load=Ladung
 Lye=Lauge
 Lye Barrel=Lauge Fass
 Lye Canister=Lauge Kanister
@@ -69,25 +97,33 @@ Meridium Sword=Meridium Schwert
 More water expected (2 m deep)!=Mehr Wasser erwartet (2 m tief)
 Needle Powder=Nadel Pulver
 Network Data=Netzwerkdaten
+No network or active generator available!=Kein Stromnetz oder aktiver Generator verfügbar
 No plan available=Kein Plan verfügar
 No wind at this altitude!=Kein Wind auf dieser Höhe
 Node owner=Blockbesitzer
+Number of all nodes=Anzahl aller Blöcke
 Number of nodes=Anzahl Blöcke
 Oil Drill Box=Ölbohrkiste
 Oil Pumpjack=Ölpumpe
 Oil Source=Erdöl
 Oil Tank=Öltank
 Oil amount=Ölmenge
-Other consumers=Weitere Verbraucher
 Outp=Ergeb.
 Plan=Plan
 Plastic Granules=Plastikgranulat
 Position=Position
 Position temperature=Positionstemperatur
-Power=Energie
+Power AC=Wechselstrom
+Power DC=Gleichstrom
+Power Source=Stromquelle
 Primary available=Primär verfügbar
 Primary needed=Primär benötigt
+Priv missing=Rechte fehlen
+Pumpjack=Ölpumpe
+Punch the block to make the area visible.=Schlage auf den Bock um den Bereich anzuzeigen.
 Pusher=Schieber
+Quarry=Steinbrecher
+Quarry area is protected=Bereich ist geschützt
 Recipe=Rezept
 Red Mud=Rotschlamm
 Red Mud Barrel=Rotschlamm Fass
@@ -99,8 +135,11 @@ Save=Speichern
 Secondary available=Sekundär verfügbar
 Secondary needed=Sekundär benötigt
 Send signal if nodes have been:=Sende ein Signal falls Blöcke:
+Show all forceload blocks in a 64x64x64 range=Zeige alle Forceload Blöcke im Umkreis von 64x64x64 Blöcken
 Sieved Basalt Gravel=Basaltkies gesiebt
 Sieved Gravel=Gesiebtes Kies
+Start level=Startebene
+Start level @= 0@nmeans the same Y-level@nas the quarry is placed=Startebene @= 0@nbedeutet gleiche Y-Ebene@nwie der Steinbrecher
 Steam Power Source=Dampfenergiequelle
 Store=Speichern
 Switched to private use!=Zur privaten Nutzung umgeschaltet
@@ -116,6 +155,7 @@ TA Industrial Lamp 2=TA Industrielampe 2
 TA Industrial Lamp 3=TA Industrielampe 3
 TA Junction Pipe=TA Leitungskupplung
 TA Lamp=TA Lampe
+TA Liquid Filler=TA Einfülltrichter
 TA Pipe=TA Leitung (Flüssigkeiten)
 TA Power Line=TA Stromleitung
 TA Power Pole=TA Strommast
@@ -130,7 +170,6 @@ TA1 Burning=TA1 Brennen
 TA1 Charcoal=TA1 Holzkohle
 TA1 Diamond Hammer (smash stone to gravel)=TA1 Diamanthammer (zerschlage Stein zu Kies)
 TA1 Gravel Sieve=TA1 Kiessieb
-TA1 Hopper=TA1 Trichter
 TA1 Iron Ingot=TA1 Eisenbarren
 TA1 Lighter=TA1 Anzünder
 TA1 Melting=TA1 Schmelzen
@@ -149,7 +188,7 @@ TA2 Gearbox=TA2 Getriebeblock
 TA2 Gravel Sieve=TA2 Kiessieb
 TA2 Protected Chest=TA2 Gesicherte Kiste
 TA2 Steam Pipe=TA2 Dampfleitung
-TA3 Akku=TA3 Akku
+TA3 Accu Box=Akkublock
 TA3 Akku Box=TA3 Akku Block
 TA3 Bitumen=TA3 Bitumen
 TA3 Bitumen Barrel=TA3 Bitumenfass
@@ -161,7 +200,6 @@ TA3 Button/Switch=TA3 Taster/Schalter
 TA3 Canister=TA3 Kanister
 TA3 Cart Detector=TA3 Wagen Detektor
 TA3 Coal Power Station Firebox=TA3 Kohlekraftwerks-Feuerbox
-TA3 Coal/oil=TA3 Kohle/Öl
 TA3 Cooler=TA3 Kühler
 TA3 Derrick=TA3 Bohrturm
 TA3 Detector=TA3 Detektor
@@ -175,7 +213,6 @@ TA3 Ele Fab=TA3 E-Fabrik
 TA3 Fuel Oil=TA3 Schweröl
 TA3 Fuel Oil Barrel=TA3 Schwerölfass
 TA3 Fuel Oil Canister=TA3 Schwerölkanister
-TA3 Funnel=TA3 Trichter
 TA3 Furnace Oil Burner=TA3 Ofen-Ölbrenner
 TA3 Gas=TA3 Gas
 TA3 Gasoline=TA3 Benzin
@@ -193,6 +230,7 @@ TA3 Oil Barrel=TA3 Ölfass
 TA3 Oil Canister=TA3 Erdölkanister
 TA3 Oil Explorer=TA3 Ölexplorer
 TA3 Oil Reboiler=TA3 Aufkocher
+TA3 Oil Reboiler: blocked=TA3 Aufkocher: blockiert
 TA3 Oil Storage=TA3 Öl Speicher
 TA3 Player Detector=TA3 Spieler Detektor
 TA3 Power Station Firebox=TA3 Kraftwerks-Feuerbox
@@ -213,7 +251,6 @@ TA4 Carbon Fiber=TA4 Kohlefaser
 TA4 Derrick=TA4 Bohrturm
 TA4 Doser=TA4 Dosierer
 TA4 Electrolyzer=TA4 Elektrolyseur
-TA4 Energy Storage=TA4 Energiespeicher
 TA4 Fuel Cell=TA4 Brennstoffzelle
 TA4 Fuel Cell Stack=Brennstoffzellenstapel
 TA4 Furnace Heater=TA4 Ofenheizung
@@ -235,17 +272,18 @@ TA4 Reactor Filler Pipe=TA4 Reaktor Einfüllstutzen
 TA4 Reactor Stand=TA4 Reaktor Ständer
 TA4 Rotor Blade=TA4 Rotorblatt
 TA4 Silicon Wafer=TA4 Silizium-Wafer
+TA4 Silo=Silo
 TA4 Solar Carrier Module=TA4 Solar Trägermodul
 TA4 Solar Carrier Module B=TA4 Solar Trägermodul U
 TA4 Solar Carrier Module T=TA4 Solar Trägermodul O
 TA4 Solar Inverter=TA4 Solar Wechselrichter
-TA4 Solar Inverter AC=TA4 Solar Wechselrichter AC
 TA4 Solar Inverter DC=TA4 Solar Wechselrichter DC
 TA4 Solar Module=TA4 Solarmodul
 TA4 Streetlamp Solar Cell=TA4 Straßenlampen-Solarzelle
 TA4 Tank=TA4 Tank
 TA4 Turbine=TA4 Turbine
 TA4 WLAN Chip=TA4 WLAN Chip
+TA4 Water Pump=Wasserpumpe
 TA4 Wind Turbine=TA4 Windkraftanlage
 TA4 Wind Turbine Nacelle=TA4 Windkraftanlagengondel
 TA4 Wind Turbine Signal Lamp=TA4 Windkraftanlagenlampe
@@ -261,14 +299,26 @@ TechAge Signal Lamp=TechAge Signallampe
 TechAge Signal Lamp (can be colored)=TechAge Signallampe (kann gefärbt werden)
 TechAge Steel Mat=TechAge Stahlmatte
 TechAge Trowel=TechAge Kelle
+Techage Forceload Block=Techage Forceload Block
+The network is overloaded!=Das Stromnetz ist überlastet!
+The network load is almost at the limit!=Das Stromnetz ist ziemlich am Limit!
 The wind turbines are too close together!=Die Windkraftanlagen stehen zu eng beisammen!
+Thermal=Wärme
 Time=Zeit
+Tiny Generator=Kleingenerator
+To add fuel punch@nthis block@nwith a fuel container=Um Brennstoff nachzufüllen,@nschlage mit einem Kraftstoffbehälter@nauf den Block
+To add liquids punch@nthe tank@nwith a liquid container=Um Flüssigkeit nachzufüllen,@nschlage mit einem Flüssigkeitsbehälter@nauf den Block
+To add water punch@nthe boiler@nwith a water bucket=Um Wasser nachzufüllen,@nschlage mit einem Wassereimer@nauf den Block
+Turned on:=Eingeschaltet:
 Update=Update
 Usmium Nuggets=Usmium Nuggets
 Usmium Powder=Usmium Pulver
 WLAN Chip=WLAN Chip
 Water=Wasser
 Water Barrel=Wasserfass
+Water Boiler=Wasserboiler
+Water Pump=Wasserpumpe
+[Bucket] Lava can only be placed below sea level!=Lava kann nur unterhalb der Meerehöhe platziert werden!
 [TA4 Wind Turbine]=[TA4 Windkraftanlage]
 [TA] Area is protected!=[TA] Bereich ist geschützt
 [TA] Derrick is being built!=[TA] Bohrturm wird errichtet
@@ -279,24 +329,36 @@ Water Barrel=Wasserfass
 [TechAge Programmer] Unknown node on=[TechAge Programmer]  Unbekannter Block bei
 [TechAge Programmer] foreign or unknown node!=[TechAge Programmer] Fremder oder unbekannter Block!
 [TechAge Programmer] node programmed!=[TechAge Programmer] Nummer(n) programmiert!
-[TechAge Programmer] number=[TechAge Programmer] Nummer=
+[TechAge Programmer] number=[TechAge Programmer] Nummer
 [TechAge Programmer] programmer reset=[TechAge Programmer] Programmer zurück gesetzt
-\\[ku\\]=\\[ku\\]
 accept=akzeptieren
 added=hinzugefügt wird
 added or removed=hinzugefügt oder entfernt wird
+block can't be dug=Block kann nicht abgebaut werden
 commands like: help=Kommandos wie: help
 connected with=verbunden mit
+did you check the plan?=hast du den Plan geprüft?
 empty=leer
+full=voll
+inlet/pipe error=Einlass/Röhrenfehler
+level@==Ebene
 light=Licht
+loaded=geladen
+needs power=benötigt Strom
+no fuel=kein Kraftstoff
 no fuel or no power=kein Strom oder Brennstoff
+no oil=Kein Öl
 no power=kein Strom
+no usable water=Kein brauchbares Wasser
 off=aus
 on=an
-power=Strom
+pos@==pos@=
+power=Energie
 reactor defect=Reaktor defekt
 reactor defect or no power=Reaktor defekt oder kein Strom
 reactor has no power=Reaktor hat keinen Strom
 removed=entfernt
 stopped=gestoppt
+water temperature=Wassertemperatur
+wrong storage diameter=Falscher Wärmespeicher-Durchmesser
 ##### not used anymore #####

locale/template.txt

@@ -117,6 +117,8 @@ Power Source=
 Primary available=
 Primary needed=
 Priv missing=
+Propane Cylinder Large=
+Propane Cylinder Small=
 Pumpjack=
 Punch the block to make the area visible.=
 Pusher=
@@ -212,7 +214,6 @@ TA3 Fuel Oil=
 TA3 Fuel Oil Barrel=
 TA3 Fuel Oil Canister=
 TA3 Furnace Oil Burner=
-TA3 Gas=
 TA3 Gasoline=
 TA3 Gasoline Barrel=
 TA3 Gasoline Canister=
@@ -234,6 +235,7 @@ TA3 Player Detector=
 TA3 Power Station Firebox=
 TA3 Power Station Oil Burner=
 TA3 Power Terminal=
+TA3 Propane=
 TA3 Protected Chest=
 TA3 Pump=
 TA3 Repeater=

power/distribution.lua

@@ -87,7 +87,7 @@ local function set_given(pos, given, tlib_type)
 		else
 			def["given"] = given
 		end
-		return given
+		return def["given"]
 	end
 	return 0
 end
@@ -126,7 +126,7 @@ function techage.power.power_distribution(network, tlib_type)
 	network.available2 = get_generator_sum(network.gen2, tlib_type)
 	network.needed1 = get_consumer_sum(network.con1, tlib_type)
 	network.needed2 = get_consumer_sum(network.con2, tlib_type)
-	--print(network.available1, network.available2, network.needed1, network.needed2, network.alive)
+	print(network.available1, network.available2, network.needed1, network.needed2, network.alive)
 	
 	-- store results
 	network.on = network.available1 + network.available2 >= network.needed1

power/node_api.lua

@@ -49,7 +49,7 @@ end
 -- store network ID on each node
 local function store_netID(pos, outdir, netID, Cable)
 	networks.connection_walk(pos, outdir, Cable, function(pos, indir, node)
-		techage.mark_position("singleplayer", pos, "store", "", 2)-----------------------------------------
+		--techage.mark_position("singleplayer", pos, "store", "", 2)-----------------------------------------
 		--print(node.name, dump(net_def(pos, Cable.tube_type)))
 		if net_def(pos, Cable.tube_type) then
 			local nvm = techage.get_nvm(pos)
@@ -63,7 +63,7 @@ end
 local function delete_netID(pos, outdir, Cable)
 	local netID = 0
 	networks.connection_walk(pos, outdir, Cable, function(pos, indir, node)
-		techage.mark_position("singleplayer", pos, "delete", "", 2)----------------------------------------
+		--techage.mark_position("singleplayer", pos, "delete", "", 2)----------------------------------------
 		if net_def(pos, Cable.tube_type) then
 			local nvm = techage.get_nvm(pos)
 			if nvm[Cable.tube_type] and nvm[Cable.tube_type]["netID"] then
@@ -108,7 +108,7 @@ function techage.power.get_power(pos, outdir, Cable, inverter)
 	local sum = 0
 	local num_inverter = 0
 	networks.connection_walk(pos, outdir, Cable, function(pos, indir, node)
-		techage.mark_position("singleplayer", pos, "get_power", "", 2)-----------------------------------------
+		--techage.mark_position("singleplayer", pos, "get_power", "", 2)-----------------------------------------
 		local def = net_def(pos, Cable.tube_type)
 		if def and def.on_getpower then
 			sum = sum + def.on_getpower(pos)

power/power_terminal.lua

@@ -218,3 +218,5 @@ minetest.register_node("techage:power_terminal", {
 
 Cable:add_secondary_node_names({"techage:power_terminal"})
 
+minetest.register_alias("techage:ta3_power_terminal", "techage:power_terminal")
+

solar/inverter.lua

@@ -68,7 +68,7 @@ local function formspec(self, pos, nvm)
 		"box[0,-0.1;5.8,0.5;#c6e8ff]"..
 		"label[2.5,-0.1;"..minetest.colorize( "#000000", S("Inverter")).."]"..
 		power.formspec_label_bar(0,   0.8, S("Power DC"), PWR_PERF, max_power)..
-		power.formspec_label_bar(3.5, 0.8, S("Power AC"), PWR_PERF, delivered)..
+		power.formspec_label_bar(3.5, 0.8, S("Power AC"), max_power, delivered)..
 		arrow..
 		"image_button[2.5,3;1,1;".. self:get_state_button_image(nvm) ..";state_button;]"..
 		"tooltip[2.5,3;1,1;"..self:get_state_tooltip(nvm).."]"

ta3_power/tiny_generator.lua

@@ -65,7 +65,7 @@ local function stop_sound(pos)
 end
 
 local function can_start(pos, nvm, state)
-	if nvm.burn_cycles > 0 or (nvm.liquid and nvm.liquid.amount and nvm.liquid.amount > 0) then 
+	if (nvm.burn_cycles or 0) > 0 or (nvm.liquid and nvm.liquid.amount and nvm.liquid.amount > 0) then 
 		return true 
 	end
 	return S("no fuel")
@@ -294,6 +294,15 @@ techage.register_node({"techage:tiny_generator", "techage:tiny_generator_on"}, {
 		if node.name == "techage:tiny_generator_on" then
 			play_sound(pos)
 		end
+		local inv = M(pos):get_inventory()
+		if not inv:is_empty("fuel") then
+			local nvm = techage.get_nvm(pos)
+			nvm.liquid = nvm.liquid or {}
+			local count = inv:get_stack("fuel", 1):get_count()
+			nvm.liquid.amount = (nvm.liquid.amount or 0) + count
+			nvm.liquid.name = "techage:gasoline"
+			inv:set_stack("fuel", 1, nil)
+		end	
 	end,
 })	
 

tools/repairkit.lua

@@ -15,23 +15,23 @@
 local M = minetest.get_meta
 local S = techage.S
 
-local Nodes2Convert = {
-	["techage:detector_off"] = "techage:ta3_detector_off",
-	["techage:detector_on"] = "techage:ta3_detector_on",
-	["techage:repeater"] = "techage:ta3_repeater",
-	["techage:button_off"] = "techage:ta3_button_off",
-	["techage:button_on"] = "techage:ta3_button_on",
-}
+local Cable1 = techage.ElectricCable
+local Cable2 = techage.TA4_Cable
+local Pipe2 = techage.LiquidPipe
+local networks = techage.networks
 
-local function power_data(power)
-	local tbl = {}
-	tbl[1] = S("Primary available")   ..": "..(power.prim_available or 0)
-	tbl[2] = S("Secondary available") ..": "..(power.sec_available or 0)
-	tbl[3] = S("Primary needed")      ..": "..(power.prim_needed or 0)
-	tbl[4] = S("Secondary needed")    ..": "..(power.sec_needed or 0)
-	tbl[5] = S("Number of nodes")     ..": "..(power.num_nodes or 0)
-	tbl[6] = ""
-	return table.concat(tbl, "\n")
+local function network_check(start_pos, Cable, player_name)
+	local ndef = techage.networks.net_def(start_pos, Cable.tube_type)
+	local outdir = nil
+	if ndef and ndef.ntype ~= "junc" then
+		outdir = M(start_pos):get_int("outdir")
+	end
+	networks.connection_walk(start_pos, outdir, Cable, function(pos, indir, node)
+		local distance = vector.distance(start_pos, pos)
+		if distance < 50 then
+			techage.mark_position(player_name, pos, "check", "#ff0000", 6)
+		end
+	end)
 end	
 
 local function read_state(itemstack, user, pointed_thing)
@@ -46,21 +46,22 @@ local function read_state(itemstack, user, pointed_thing)
 		if data then
 			local name = minetest.get_biome_name(data.biome)
 			minetest.chat_send_player(user:get_player_name(), S("Biome")..": "..name..", "..S("Position temperature")..": "..math.floor(data.heat).."    ")
-			if techage.OceanIdTbl[data.biome] then
-				minetest.chat_send_player(user:get_player_name(), "Suitable for wind turbines")
-			end
 		end
 		local number = techage.get_node_number(pos)
 		local node = minetest.get_node(pos)
-		if Nodes2Convert[node.name] then
-			if minetest.is_protected(pos, user:get_player_name()) then
-				return
-			end
-			node.name = Nodes2Convert[node.name]
-			minetest.swap_node(pos, node)
-			return
-		end
 		local ndef = minetest.registered_nodes[node.name]
+		
+		if ndef.networks then
+			local player_name = user:get_player_name()
+			if ndef.networks.ele1 then
+				network_check(pos, Cable1, player_name)
+			elseif ndef.networks.ele2 then
+				network_check(pos, Cable2, player_name)
+			elseif ndef.networks.pipe2 then
+				network_check(pos, Pipe2, player_name)
+			end
+		end
+		
 		if number then
 			if ndef and ndef.description then
 				local info = techage.send_single("0", number, "info", nil)
@@ -102,13 +103,7 @@ local function read_state(itemstack, user, pointed_thing)
 				return itemstack
 			end
 		elseif ndef and ndef.description then
-			if ndef.is_power_available then
-				techage.power.mark_nodes(user:get_player_name(), pos)
-				local power = ndef.is_power_available(pos)
-				if power then
-					minetest.chat_send_player(user:get_player_name(), ndef.description..":\n"..power_data(power))
-				end
-			elseif ndef.techage_info then
+			if ndef.techage_info then
 				local info = ndef.techage_info(pos) or ""
 				minetest.chat_send_player(user:get_player_name(), ndef.description..":\n"..info)
 			end