updated technic and pipeworks

15 files changed, 412 insertions, 95 deletions

diff --git a/technic/machines/HV/forcefield.lua b/technic/machines/HV/forcefield.lua
index 1d46bcf..3bb8d03 100644
--- a/technic/machines/HV/forcefield.lua
+++ b/technic/machines/HV/forcefield.lua
@@ -12,6 +12,8 @@ local forcefield_power_drain   = 10
 
 local S = technic.getter
 
+local cable_entry = "^technic_cable_connection_overlay.png"
+
 minetest.register_craft({
 	output = "technic:forcefield_emitter_off",
 	recipe = {
@@ -258,7 +260,14 @@ end
 
 minetest.register_node("technic:forcefield_emitter_off", {
 	description = S("%s Forcefield Emitter"):format("HV"),
-	tiles = {"technic_forcefield_emitter_off.png"},
+	tiles = {
+		"technic_forcefield_emitter_off.png",
+		"technic_machine_bottom.png"..cable_entry,
+		"technic_forcefield_emitter_off.png",
+		"technic_forcefield_emitter_off.png",
+		"technic_forcefield_emitter_off.png",
+		"technic_forcefield_emitter_off.png"
+	},
 	groups = {cracky = 1, technic_machine = 1, technic_hv = 1},
 	on_receive_fields = forcefield_receive_fields,
 	on_construct = function(pos)
@@ -282,7 +291,14 @@ minetest.register_node("technic:forcefield_emitter_off", {
 
 minetest.register_node("technic:forcefield_emitter_on", {
 	description = S("%s Forcefield Emitter"):format("HV"),
-	tiles = {"technic_forcefield_emitter_on.png"},
+	tiles = {
+		"technic_forcefield_emitter_on.png",
+		"technic_machine_bottom.png"..cable_entry,
+		"technic_forcefield_emitter_on.png",
+		"technic_forcefield_emitter_on.png",
+		"technic_forcefield_emitter_on.png",
+		"technic_forcefield_emitter_on.png"
+	},
 	groups = {cracky = 1, technic_machine = 1, technic_hv = 1,
 			not_in_creative_inventory=1},
 	drop = "technic:forcefield_emitter_off",
diff --git a/technic/machines/HV/quarry.lua b/technic/machines/HV/quarry.lua
index 8d87b65..c1ee1bb 100644
--- a/technic/machines/HV/quarry.lua
+++ b/technic/machines/HV/quarry.lua
@@ -1,6 +1,9 @@
 
 local S = technic.getter
 
+local tube_entry = "^pipeworks_tube_connection_metallic.png"
+local cable_entry = "^technic_cable_connection_overlay.png"
+
 minetest.register_craft({
 	recipe = {
 		{"technic:carbon_plate",       "pipeworks:filter",       "technic:composite_plate"},
@@ -207,12 +210,14 @@ end
 
 minetest.register_node("technic:quarry", {
 	description = S("%s Quarry"):format("HV"),
-	tiles = {"technic_carbon_steel_block.png", "technic_carbon_steel_block.png",
-	         "technic_carbon_steel_block.png", "technic_carbon_steel_block.png",
-	         "technic_carbon_steel_block.png^default_tool_mesepick.png", "technic_carbon_steel_block.png"},
-	inventory_image = minetest.inventorycube("technic_carbon_steel_block.png",
-	         "technic_carbon_steel_block.png^default_tool_mesepick.png",
-	         "technic_carbon_steel_block.png"),
+	tiles = {
+		"technic_carbon_steel_block.png"..tube_entry,
+		"technic_carbon_steel_block.png"..cable_entry,
+		"technic_carbon_steel_block.png"..cable_entry,
+		"technic_carbon_steel_block.png"..cable_entry,
+		"technic_carbon_steel_block.png^default_tool_mesepick.png",
+		"technic_carbon_steel_block.png"..cable_entry
+	},
 	paramtype2 = "facedir",
 	groups = {cracky=2, tubedevice=1, technic_machine=1, technic_hv=1},
 	connect_sides = {"bottom", "front", "left", "right"},
diff --git a/technic/machines/LV/water_mill.lua b/technic/machines/LV/water_mill.lua
index d291332..5d871f0 100644
--- a/technic/machines/LV/water_mill.lua
+++ b/technic/machines/LV/water_mill.lua
@@ -4,6 +4,8 @@
 
 local S = technic.getter
 
+local cable_entry = "^technic_cable_connection_overlay.png"
+
 minetest.register_alias("water_mill", "technic:water_mill")
 
 minetest.register_craft({
@@ -68,9 +70,14 @@ end
 
 minetest.register_node("technic:water_mill", {
 	description = S("Hydro %s Generator"):format("LV"),
-	tiles = {"technic_water_mill_top.png",  "technic_machine_bottom.png",
-	         "technic_water_mill_side.png", "technic_water_mill_side.png",
-	         "technic_water_mill_side.png", "technic_water_mill_side.png"},
+	tiles = {
+		"technic_water_mill_top.png",
+		"technic_machine_bottom.png"..cable_entry,
+		"technic_water_mill_side.png",
+		"technic_water_mill_side.png",
+		"technic_water_mill_side.png",
+		"technic_water_mill_side.png"
+	},
 	paramtype2 = "facedir",
 	groups = {snappy=2, choppy=2, oddly_breakable_by_hand=2,
 		technic_machine=1, technic_lv=1},
diff --git a/technic/machines/MV/tool_workshop.lua b/technic/machines/MV/tool_workshop.lua
index 9219717..6679d1d 100644
--- a/technic/machines/MV/tool_workshop.lua
+++ b/technic/machines/MV/tool_workshop.lua
@@ -5,6 +5,8 @@ minetest.register_alias("tool_workshop", "technic:tool_workshop")
 
 local S = technic.getter
 
+local tube_entry = "^pipeworks_tube_connection_wooden.png"
+
 minetest.register_craft({
 	output = 'technic:tool_workshop',
 	recipe = {
@@ -83,8 +85,14 @@ end
 minetest.register_node("technic:tool_workshop", {
 	description = S("%s Tool Workshop"):format("MV"),
 	paramtype2 = "facedir",
-	tiles = {"technic_workshop_top.png", "technic_machine_bottom.png", "technic_workshop_side.png",
-	         "technic_workshop_side.png", "technic_workshop_side.png", "technic_workshop_side.png"},
+	tiles = {
+		"technic_workshop_top.png"..tube_entry,
+		"technic_machine_bottom.png"..tube_entry,
+		"technic_workshop_side.png"..tube_entry,
+		"technic_workshop_side.png"..tube_entry,
+		"technic_workshop_side.png"..tube_entry,
+		"technic_workshop_side.png"
+	},
 	groups = {snappy=2, choppy=2, oddly_breakable_by_hand=2,
 		technic_machine=1, technic_mv=1, tubedevice=1, tubedevice_receiver=1},
 	connect_sides = {"bottom", "back", "left", "right"},
@@ -103,8 +111,7 @@ minetest.register_node("technic:tool_workshop", {
 	allow_metadata_inventory_take = technic.machine_inventory_take,
 	tube = {
 		can_insert = function (pos, node, stack, direction)
-			local onestack = stack:peek_item(1)
-			return minetest.get_meta(pos):get_inventory():room_for_item("src", onestack)
+			return minetest.get_meta(pos):get_inventory():room_for_item("src", stack)
 		end,
 		insert_object = function (pos, node, stack, direction)
 			return minetest.get_meta(pos):get_inventory():add_item("src", stack)
diff --git a/technic/machines/other/injector.lua b/technic/machines/other/injector.lua
index f803a25..b34dd79 100644
--- a/technic/machines/other/injector.lua
+++ b/technic/machines/other/injector.lua
@@ -1,6 +1,10 @@
 
 local S = technic.getter
 
+local fs_helpers = pipeworks.fs_helpers
+
+local tube_entry = "^pipeworks_tube_connection_metallic.png"
+
 local function inject_items (pos)
 		local meta=minetest.get_meta(pos) 
 		local inv = meta:get_inventory()
@@ -51,38 +55,59 @@ minetest.register_craft({
 local function set_injector_formspec(meta)
 	local is_stack = meta:get_string("mode") == "whole stacks"
 	meta:set_string("formspec",
-			"invsize[8,9;]"..
-			"item_image[0,0;1,1;technic:injector]"..
-			"label[1,0;"..S("Self-Contained Injector").."]"..
-			(is_stack and
-				"button[0,1;2,1;mode_item;"..S("Stackwise").."]" or
-				"button[0,1;2,1;mode_stack;"..S("Itemwise").."]")..
-			"list[current_name;main;0,2;8,2;]"..
-			"list[current_player;main;0,5;8,4;]"..
-			"listring[]")
+		"invsize[8,9;]"..
+		"item_image[0,0;1,1;technic:injector]"..
+		"label[1,0;"..S("Self-Contained Injector").."]"..
+		(is_stack and
+			"button[0,1;2,1;mode_item;"..S("Stackwise").."]" or
+			"button[0,1;2,1;mode_stack;"..S("Itemwise").."]")..
+		"list[current_name;main;0,2;8,2;]"..
+		"list[current_player;main;0,5;8,4;]"..
+		"listring[]"..
+		fs_helpers.cycling_button(
+			meta,
+			pipeworks.button_base,
+			"splitstacks",
+			{
+				pipeworks.button_off,
+				pipeworks.button_on
+			}
+		)..pipeworks.button_label
+	)
 end
 
 minetest.register_node("technic:injector", {
 	description = S("Self-Contained Injector"),
-	tiles = {"technic_injector_top.png", "technic_injector_bottom.png", "technic_injector_side.png",
-		"technic_injector_side.png", "technic_injector_side.png", "technic_injector_side.png"},
+	tiles = {
+		"technic_injector_top.png"..tube_entry,
+		"technic_injector_bottom.png",
+		"technic_injector_side.png"..tube_entry,
+		"technic_injector_side.png"..tube_entry,
+		"technic_injector_side.png"..tube_entry,
+		"technic_injector_side.png"
+	},
+	paramtype2 = "facedir",
 	groups = {snappy=2, choppy=2, oddly_breakable_by_hand=2, tubedevice=1, tubedevice_receiver=1},
 	tube = {
 		can_insert = function(pos, node, stack, direction)
-			local onestack = stack:peek_item(1)
-			return minetest.get_meta(pos):get_inventory():room_for_item("main", onestack)
+			local meta = minetest.get_meta(pos)
+			local inv = meta:get_inventory()
+			if meta:get_int("splitstacks") == 1 then
+				stack = stack:peek_item(1)
+			end
+			return meta:get_inventory():room_for_item("main", stack)
 		end,
 		insert_object = function(pos, node, stack, direction)
 			return minetest.get_meta(pos):get_inventory():add_item("main", stack)
 		end,
-		connect_sides = {left=1, right=1, front=1, back=1, top=1, bottom=1},
+		connect_sides = {left=1, right=1, back=1, top=1, bottom=1},
 	},
 	sounds = default.node_sound_wood_defaults(),
 	on_construct = function(pos)
 		local meta = minetest.get_meta(pos)
 		meta:set_string("infotext", S("Self-Contained Injector"))
 		local inv = meta:get_inventory()
-		inv:set_size("main", 8*4)
+		inv:set_size("main", 8*2)
 		meta:set_string("mode","single items")
 		set_injector_formspec(meta)
 	end,
@@ -95,6 +120,12 @@ minetest.register_node("technic:injector", {
 		local meta = minetest.get_meta(pos)
 		if fields.mode_item then meta:set_string("mode", "single items") end
 		if fields.mode_stack then meta:set_string("mode", "whole stacks") end
+
+		if fields["fs_helpers_cycling:0:splitstacks"]
+		  or fields["fs_helpers_cycling:1:splitstacks"] then
+			if not pipeworks.may_configure(pos, sender) then return end
+			fs_helpers.on_receive_fields(pos, fields)
+		end
 		set_injector_formspec(meta)
 	end,
 	allow_metadata_inventory_put = technic.machine_inventory_put,
diff --git a/technic/machines/power_monitor.lua b/technic/machines/power_monitor.lua
index 8c5bed6..4d722a2 100644
--- a/technic/machines/power_monitor.lua
+++ b/technic/machines/power_monitor.lua
@@ -4,6 +4,8 @@
 
 local S = technic.getter
 
+local cable_entry = "^technic_cable_connection_overlay.png"
+
 minetest.register_craft({
 	output = "technic:power_monitor",
 	recipe = {
@@ -17,10 +19,10 @@ minetest.register_node("technic:power_monitor",{
 	description = S("Power Monitor"),
 	tiles  = {
 		"technic_power_monitor_sides.png",
-		"technic_power_monitor_bottom_back.png",
+		"technic_power_monitor_sides.png"..cable_entry,
 		"technic_power_monitor_sides.png",
 		"technic_power_monitor_sides.png",
-		"technic_power_monitor_bottom_back.png",
+		"technic_power_monitor_sides.png"..cable_entry,
 		"technic_power_monitor_front.png"
 	},
 	paramtype2 = "facedir",
diff --git a/technic/machines/register/battery_box.lua b/technic/machines/register/battery_box.lua
index 2a45b13..7238d6d 100644
--- a/technic/machines/register/battery_box.lua
+++ b/technic/machines/register/battery_box.lua
@@ -2,6 +2,9 @@
 local digilines_path = minetest.get_modpath("digilines")
 
 local S = technic.getter
+local tube_entry = "^pipeworks_tube_connection_metallic.png"
+
+local fs_helpers = pipeworks.fs_helpers
 
 technic.register_power_tool("technic:battery", 10000)
 technic.register_power_tool("technic:red_energy_crystal", 50000)
@@ -50,16 +53,49 @@ local tube = {
 		end
 		local meta = minetest.get_meta(pos)
 		local inv = meta:get_inventory()
-		local onestack = stack:peek_item(1)
 		if direction.y > 0 then
-			return inv:room_for_item("src", onestack)
+			if meta:get_int("split_src_stacks") == 1 then
+				stack = stack:peek_item(1)
+			end
+			return inv:room_for_item("src", stack)
 		else
-			return inv:room_for_item("dst", onestack)
+			if meta:get_int("split_dst_stacks") == 1 then
+				stack = stack:peek_item(1)
+			end
+			return inv:room_for_item("dst", stack)
 		end
 	end,
 	connect_sides = {left=1, right=1, back=1, top=1, bottom=1},
 }
 
+local function add_on_off_buttons(meta, ltier, charge_percent)
+	local formspec = ""
+	if ltier == "mv" or ltier == "hv" then
+		formspec = "image[1,1;1,2;technic_power_meter_bg.png"
+			.."^[lowpart:"..charge_percent
+			..":technic_power_meter_fg.png]"..
+			fs_helpers.cycling_button(
+				meta,
+				"image_button[3,2.0;1,0.6",
+				"split_src_stacks",
+				{
+					pipeworks.button_off,
+					pipeworks.button_on
+				}
+			).."label[3.9,2.01;Allow splitting incoming 'charge' stacks from tubes]"..
+			fs_helpers.cycling_button(
+				meta,
+				"image_button[3,2.5;1,0.6",
+				"split_dst_stacks",
+				{
+					pipeworks.button_off,
+					pipeworks.button_on
+				}
+			).."label[3.9,2.51;Allow splitting incoming 'discharge' stacks]"
+	end
+	return formspec
+end
+
 function technic.register_battery_box(data)
 	local tier = data.tier
 	local ltier = string.lower(tier)
@@ -79,6 +115,7 @@ function technic.register_battery_box(data)
 		"listring[current_player;main]"..
 		"listring[context;src]"..
 		"listring[current_player;main]"
+
 	if digilines_path then
 		formspec = formspec.."button[0.6,3.7;2,1;edit_channel;edit Channel]"
 	end
@@ -150,12 +187,7 @@ function technic.register_battery_box(data)
 		end
 
 		local charge_percent = math.floor(current_charge / max_charge * 100)
-		meta:set_string("formspec",
-			formspec..
-			"image[1,1;1,2;technic_power_meter_bg.png"
-			.."^[lowpart:"..charge_percent
-			..":technic_power_meter_fg.png]")
-
+		meta:set_string("formspec", formspec..add_on_off_buttons(meta, ltier, charge_percent))
 		local infotext = S("@1 Battery Box: @2/@3", tier,
 				technic.pretty_num(current_charge), technic.pretty_num(max_charge))
 		if eu_input == 0 then
@@ -176,11 +208,16 @@ function technic.register_battery_box(data)
 			groups.tubedevice_receiver = 1
 		end
 
+		local tentry = tube_entry
+		if ltier == "lv" then
+			tentry = ""
+		end
+
 		minetest.register_node("technic:"..ltier.."_battery_box"..i, {
 			description = S("%s Battery Box"):format(tier),
 			tiles = {
-				"technic_"..ltier.."_battery_box_top.png",
-				"technic_"..ltier.."_battery_box_bottom.png",
+				"technic_"..ltier.."_battery_box_top.png"..tentry,
+				"technic_"..ltier.."_battery_box_bottom.png"..tentry,
 				"technic_"..ltier.."_battery_box_side.png^technic_power_meter"..i..".png",
 				"technic_"..ltier.."_battery_box_side.png^technic_power_meter"..i..".png",
 				"technic_"..ltier.."_battery_box_side.png^technic_power_meter"..i..".png",
@@ -193,11 +230,17 @@ function technic.register_battery_box(data)
 			drop = "technic:"..ltier.."_battery_box0",
 			on_construct = function(pos)
 				local meta = minetest.get_meta(pos)
+				local EU_upgrade, tube_upgrade = 0, 0
+				if data.upgrade then
+					EU_upgrade, tube_upgrade = technic.handle_machine_upgrades(meta)
+				end
+				local max_charge = data.max_charge * (1 + EU_upgrade / 10)
+				local charge = meta:get_int("internal_EU_charge")
+				local cpercent = math.floor(charge / max_charge * 100)
 				local inv = meta:get_inventory()
 				local node = minetest.get_node(pos)
-
 				meta:set_string("infotext", S("%s Battery Box"):format(tier))
-				meta:set_string("formspec", formspec)
+				meta:set_string("formspec", formspec..add_on_off_buttons(meta, ltier, cpercent))
 				meta:set_string("channel", ltier.."_battery_box"..minetest.pos_to_string(pos))
 				meta:set_int(tier.."_EU_demand", 0)
 				meta:set_int(tier.."_EU_supply", 0)
@@ -216,13 +259,28 @@ function technic.register_battery_box(data)
 			after_place_node = data.tube and pipeworks.after_place,
 			after_dig_node = technic.machine_after_dig_node,
 			on_receive_fields = function(pos, formname, fields, sender)
-				if not fields.edit_channel then
-					return
-				end
 				local meta = minetest.get_meta(pos)
-				minetest.show_formspec(sender:get_player_name(),
+				local nodename = minetest.get_node(pos).name
+				if fields.edit_channel then
+					minetest.show_formspec(sender:get_player_name(),
 						"technic:battery_box_edit_channel"..minetest.pos_to_string(pos),
 						"field[channel;Digiline Channel;"..meta:get_string("channel").."]")
+				elseif fields["fs_helpers_cycling:0:split_src_stacks"]
+				  or   fields["fs_helpers_cycling:0:split_dst_stacks"]
+				  or   fields["fs_helpers_cycling:1:split_src_stacks"]
+				  or   fields["fs_helpers_cycling:1:split_dst_stacks"] then
+					local meta = minetest.get_meta(pos)
+					if not pipeworks.may_configure(pos, sender) then return end
+					fs_helpers.on_receive_fields(pos, fields)
+					local EU_upgrade, tube_upgrade = 0, 0
+					if data.upgrade then
+						EU_upgrade, tube_upgrade = technic.handle_machine_upgrades(meta)
+					end
+					local max_charge = data.max_charge * (1 + EU_upgrade / 10)
+					local charge = meta:get_int("internal_EU_charge")
+					local cpercent = math.floor(charge / max_charge * 100)
+					meta:set_string("formspec", formspec..add_on_off_buttons(meta, ltier, cpercent))
+				end
 			end,
 			digiline = {
 				receptor = {action = function() end},
@@ -278,7 +336,6 @@ minetest.register_on_player_receive_fields(
 	end
 )
 
-
 function technic.charge_tools(meta, batt_charge, charge_step)
 	local inv = meta:get_inventory()
 	if inv:is_empty("src") then
diff --git a/technic/machines/register/generator.lua b/technic/machines/register/generator.lua
index f3ada1f..9062d09 100644
--- a/technic/machines/register/generator.lua
+++ b/technic/machines/register/generator.lua
@@ -1,5 +1,8 @@
 local S = technic.getter
 
+local fs_helpers = pipeworks.fs_helpers
+local tube_entry = "^pipeworks_tube_connection_metallic.png"
+
 local tube = {
 	insert_object = function(pos, node, stack, direction)
 		local meta = minetest.get_meta(pos)
@@ -9,13 +12,16 @@ local tube = {
 	can_insert = function(pos, node, stack, direction)
 		local meta = minetest.get_meta(pos)
 		local inv = meta:get_inventory()
-		local onestack = stack:peek_item(1)
-		return inv:room_for_item("src", onestack)
+		if meta:get_int("splitstacks") == 1 then
+			stack = stack:peek_item(1)
+		end
+		return inv:room_for_item("src", stack)
 	end,
 	connect_sides = {left=1, right=1, back=1, top=1, bottom=1},
 }
 
-function technic.register_generator(data) 
+function technic.register_generator(data)
+
 	local tier = data.tier
 	local ltier = string.lower(tier)
 
@@ -77,21 +83,41 @@ function technic.register_generator(data)
 		if burn_totaltime == 0 then burn_totaltime = 1 end
 		local percent = math.floor((burn_time / burn_totaltime) * 100)
 		meta:set_string("infotext", desc.." ("..percent.."%)")
-			meta:set_string("formspec", 
-				"size[8, 9]"..
-				"label[0, 0;"..minetest.formspec_escape(desc).."]"..
-				"list[current_name;src;3, 1;1, 1;]"..
-				"image[4, 1;1, 1;default_furnace_fire_bg.png^[lowpart:"..
-				(percent)..":default_furnace_fire_fg.png]"..
-				"list[current_player;main;0, 5;8, 4;]"..
-				"listring[]")
+
+		local form_buttons = ""
+		if ltier ~= "lv" then
+			form_buttons = fs_helpers.cycling_button(
+				meta,
+				pipeworks.button_base,
+				"splitstacks",
+				{
+					pipeworks.button_off,
+					pipeworks.button_on
+				}
+			)..pipeworks.button_label
+		end
+		meta:set_string("formspec", 
+			"size[8, 9]"..
+			"label[0, 0;"..minetest.formspec_escape(desc).."]"..
+			"list[current_name;src;3, 1;1, 1;]"..
+			"image[4, 1;1, 1;default_furnace_fire_bg.png^[lowpart:"..
+			(percent)..":default_furnace_fire_fg.png]"..
+			"list[current_player;main;0, 5;8, 4;]"..
+			"listring[]"..
+			form_buttons
+		)
 	end
-	
+
 	minetest.register_node("technic:"..ltier.."_generator", {
 		description = desc,
-		tiles = {"technic_"..ltier.."_generator_top.png", "technic_machine_bottom.png",
-		         "technic_"..ltier.."_generator_side.png", "technic_"..ltier.."_generator_side.png",
-		         "technic_"..ltier.."_generator_side.png", "technic_"..ltier.."_generator_front.png"}, 
+		tiles = {
+				"technic_"..ltier.."_generator_top.png"..tube_entry,
+				"technic_machine_bottom.png"..tube_entry,
+				"technic_"..ltier.."_generator_side.png"..tube_entry,
+				"technic_"..ltier.."_generator_side.png"..tube_entry,
+				"technic_"..ltier.."_generator_side.png"..tube_entry,
+				"technic_"..ltier.."_generator_front.png"
+		}, 
 		paramtype2 = "facedir",
 		groups = groups,
 		connect_sides = {"bottom", "back", "left", "right"},
@@ -100,11 +126,24 @@ function technic.register_generator(data)
 		tube = data.tube and tube or nil,
 		on_construct = function(pos)
 			local meta = minetest.get_meta(pos)
+			local node = minetest.get_node(pos)
 			meta:set_string("infotext", desc)
 			meta:set_int(data.tier.."_EU_supply", 0)
 			meta:set_int("burn_time", 0)
 			meta:set_int("tube_time",  0)
-			meta:set_string("formspec", generator_formspec)
+			local form_buttons = ""
+			if not string.find(node.name, ":lv_") then
+				form_buttons = fs_helpers.cycling_button(
+						meta,
+						pipeworks.button_base,
+						"splitstacks",
+						{
+							pipeworks.button_off,
+							pipeworks.button_on
+						}
+					)..pipeworks.button_label
+			end
+			meta:set_string("formspec", generator_formspec..form_buttons)
 			local inv = meta:get_inventory()
 			inv:set_size("src", 1)
 		end,
@@ -114,14 +153,39 @@ function technic.register_generator(data)
 		allow_metadata_inventory_move = technic.machine_inventory_move,
 		technic_run = run,
 		after_place_node = data.tube and pipeworks.after_place,
-		after_dig_node = technic.machine_after_dig_node
+		after_dig_node = technic.machine_after_dig_node,
+		on_receive_fields = function(pos, formname, fields, sender)
+			if not pipeworks.may_configure(pos, sender) then return end
+			fs_helpers.on_receive_fields(pos, fields)
+			local meta = minetest.get_meta(pos)
+			local node = minetest.get_node(pos)
+			local form = generator_formspec
+			local form_buttons = ""
+			if not string.find(node.name, ":lv_") then
+				form_buttons = fs_helpers.cycling_button(
+						meta,
+						pipeworks.button_base,
+						"splitstacks",
+						{
+							pipeworks.button_off,
+							pipeworks.button_on
+						}
+					)..pipeworks.button_label
+			end
+			meta:set_string("formspec", generator_formspec..form_buttons)
+		end,
 	})
 
 	minetest.register_node("technic:"..ltier.."_generator_active", {
 		description = desc,
-		tiles = {"technic_"..ltier.."_generator_top.png", "technic_machine_bottom.png",
-		         "technic_"..ltier.."_generator_side.png", "technic_"..ltier.."_generator_side.png",
-		         "technic_"..ltier.."_generator_side.png", "technic_"..ltier.."_generator_front_active.png"},
+		tiles = {
+			"technic_"..ltier.."_generator_top.png"..tube_entry,
+			"technic_machine_bottom.png"..tube_entry,
+			"technic_"..ltier.."_generator_side.png"..tube_entry,
+			"technic_"..ltier.."_generator_side.png"..tube_entry,
+			"technic_"..ltier.."_generator_side.png"..tube_entry,
+			"technic_"..ltier.."_generator_front_active.png"
+		},
 		paramtype2 = "facedir",
 		groups = active_groups,
 		connect_sides = {"bottom"},
@@ -130,6 +194,7 @@ function technic.register_generator(data)
 		tube = data.tube and tube or nil,
 		drop = "technic:"..ltier.."_generator",
 		can_dig = technic.machine_can_dig,
+		after_dig_node = technic.machine_after_dig_node,
 		allow_metadata_inventory_put = technic.machine_inventory_put,
 		allow_metadata_inventory_take = technic.machine_inventory_take,
 		allow_metadata_inventory_move = technic.machine_inventory_move,
@@ -140,7 +205,8 @@ function technic.register_generator(data)
         	end,
 		on_timer = function(pos, node)
 			local meta = minetest.get_meta(pos)
-			
+			local node = minetest.get_node(pos)
+
 			-- Connected back?
 			if meta:get_int(tier.."_EU_timeout") > 0 then return false end
 			
@@ -158,6 +224,19 @@ function technic.register_generator(data)
 			burn_time = burn_time - 1
 			meta:set_int("burn_time", burn_time)
 			local percent = math.floor(burn_time / burn_totaltime * 100)
+
+			local form_buttons = ""
+			if not string.find(node.name, ":lv_") then
+				form_buttons = fs_helpers.cycling_button(
+					meta,
+					pipeworks.button_base,
+					"splitstacks",
+					{
+						pipeworks.button_off,
+						pipeworks.button_on
+					}
+				)..pipeworks.button_label
+			end
 			meta:set_string("formspec", 
 				"size[8, 9]"..
 				"label[0, 0;"..minetest.formspec_escape(desc).."]"..
@@ -165,9 +244,44 @@ function technic.register_generator(data)
 				"image[4, 1;1, 1;default_furnace_fire_bg.png^[lowpart:"..
 				(percent)..":default_furnace_fire_fg.png]"..
 				"list[current_player;main;0, 5;8, 4;]"..
-				"listring[]")
+				"listring[]"..
+				form_buttons
+			)
 			return true
 		end,
+		on_receive_fields = function(pos, formname, fields, sender)
+			if not pipeworks.may_configure(pos, sender) then return end
+			fs_helpers.on_receive_fields(pos, fields)
+			local meta = minetest.get_meta(pos)
+			local node = minetest.get_node(pos)
+			local form_buttons = ""
+			if not string.find(node.name, ":lv_") then
+				form_buttons = fs_helpers.cycling_button(
+						meta,
+						pipeworks.button_base,
+						"splitstacks",
+						{
+							pipeworks.button_off,
+							pipeworks.button_on
+						}
+					)..pipeworks.button_label
+			end
+
+			local burn_totaltime = meta:get_int("burn_totaltime") or 0
+			local burn_time = meta:get_int("burn_time")
+			local percent = math.floor(burn_time / burn_totaltime * 100)
+
+			meta:set_string("formspec", 
+				"size[8, 9]"..
+				"label[0, 0;"..minetest.formspec_escape(desc).."]"..
+				"list[current_name;src;3, 1;1, 1;]"..
+				"image[4, 1;1, 1;default_furnace_fire_bg.png^[lowpart:"..
+				(percent)..":default_furnace_fire_fg.png]"..
+				"list[current_player;main;0, 5;8, 4;]"..
+				"listring[]"..
+				form_buttons
+			)
+		end,
 	})
 
 	technic.register_machine(tier, "technic:"..ltier.."_generator",        technic.producer)
diff --git a/technic/machines/register/machine_base.lua b/technic/machines/register/machine_base.lua
index d479773..0c6a6b3 100644
--- a/technic/machines/register/machine_base.lua
+++ b/technic/machines/register/machine_base.lua
@@ -1,6 +1,9 @@
 
 local S = technic.getter
 
+local fs_helpers = pipeworks.fs_helpers
+local tube_entry = "^pipeworks_tube_connection_metallic.png"
+
 local tube = {
 	insert_object = function(pos, node, stack, direction)
 		local meta = minetest.get_meta(pos)
@@ -10,8 +13,10 @@ local tube = {
 	can_insert = function(pos, node, stack, direction)
 		local meta = minetest.get_meta(pos)
 		local inv = meta:get_inventory()
-		local onestack = stack:peek_item(1)
-		return inv:room_for_item("src", onestack)
+		if meta:get_int("splitstacks") == 1 then
+			stack = stack:peek_item(1)
+		end
+		return inv:room_for_item("src", stack)
 	end,
 	connect_sides = {left = 1, right = 1, back = 1, top = 1, bottom = 1},
 }
@@ -134,15 +139,21 @@ function technic.register_base_machine(data)
 			inv:set_list("dst", inv:get_list("dst_tmp"))
 		end
 	end
-	
+
+	local tentry = tube_entry
+	if ltier == "lv" then
+		tentry = ""
+	end
 	minetest.register_node("technic:"..ltier.."_"..machine_name, {
 		description = machine_desc:format(tier),
-		tiles = {"technic_"..ltier.."_"..machine_name.."_top.png", 
-	                 "technic_"..ltier.."_"..machine_name.."_bottom.png",
-		         "technic_"..ltier.."_"..machine_name.."_side.png",
-		         "technic_"..ltier.."_"..machine_name.."_side.png",
-		         "technic_"..ltier.."_"..machine_name.."_side.png",
-		         "technic_"..ltier.."_"..machine_name.."_front.png"},
+		tiles = {
+			"technic_"..ltier.."_"..machine_name.."_top.png"..tentry, 
+			"technic_"..ltier.."_"..machine_name.."_bottom.png"..tentry,
+			"technic_"..ltier.."_"..machine_name.."_side.png"..tentry,
+			"technic_"..ltier.."_"..machine_name.."_side.png"..tentry,
+			"technic_"..ltier.."_"..machine_name.."_side.png"..tentry,
+			"technic_"..ltier.."_"..machine_name.."_front.png"
+		},
 		paramtype2 = "facedir",
 		groups = groups,
 		tube = data.tube and tube or nil,
@@ -152,9 +163,23 @@ function technic.register_base_machine(data)
 		on_construct = function(pos)
 			local node = minetest.get_node(pos)
 			local meta = minetest.get_meta(pos)
+
+			local form_buttons = ""
+			if not string.find(node.name, ":lv_") then
+				form_buttons = fs_helpers.cycling_button(
+					meta,
+					pipeworks.button_base,
+					"splitstacks",
+					{
+						pipeworks.button_off,
+						pipeworks.button_on
+					}
+				)..pipeworks.button_label
+			end
+
 			meta:set_string("infotext", machine_desc:format(tier))
 			meta:set_int("tube_time",  0)
-			meta:set_string("formspec", formspec)
+			meta:set_string("formspec", formspec..form_buttons)
 			local inv = meta:get_inventory()
 			inv:set_size("src", input_size)
 			inv:set_size("dst", 4)
@@ -167,17 +192,38 @@ function technic.register_base_machine(data)
 		allow_metadata_inventory_move = technic.machine_inventory_move,
 		technic_run = run,
 		after_place_node = data.tube and pipeworks.after_place,
-		after_dig_node = technic.machine_after_dig_node
+		after_dig_node = technic.machine_after_dig_node,
+		on_receive_fields = function(pos, formname, fields, sender)
+			local node = minetest.get_node(pos)
+			if not pipeworks.may_configure(pos, sender) then return end
+			fs_helpers.on_receive_fields(pos, fields)
+			local meta = minetest.get_meta(pos)
+			local form_buttons = ""
+			if not string.find(node.name, ":lv_") then
+				form_buttons = fs_helpers.cycling_button(
+					meta,
+					pipeworks.button_base,
+					"splitstacks",
+					{
+						pipeworks.button_off,
+						pipeworks.button_on
+					}
+				)..pipeworks.button_label
+			end
+			meta:set_string("formspec", formspec..form_buttons)
+		end,
 	})
 
 	minetest.register_node("technic:"..ltier.."_"..machine_name.."_active",{
 		description = machine_desc:format(tier),
-		tiles = {"technic_"..ltier.."_"..machine_name.."_top.png",
-		         "technic_"..ltier.."_"..machine_name.."_bottom.png",
-		         "technic_"..ltier.."_"..machine_name.."_side.png",
-		         "technic_"..ltier.."_"..machine_name.."_side.png",
-		         "technic_"..ltier.."_"..machine_name.."_side.png",
-		         "technic_"..ltier.."_"..machine_name.."_front_active.png"},
+		tiles = {
+			"technic_"..ltier.."_"..machine_name.."_top.png"..tentry,
+			"technic_"..ltier.."_"..machine_name.."_bottom.png"..tentry,
+			"technic_"..ltier.."_"..machine_name.."_side.png"..tentry,
+			"technic_"..ltier.."_"..machine_name.."_side.png"..tentry,
+			"technic_"..ltier.."_"..machine_name.."_side.png"..tentry,
+			"technic_"..ltier.."_"..machine_name.."_front_active.png"
+		},
 		paramtype2 = "facedir",
 		drop = "technic:"..ltier.."_"..machine_name,
 		groups = active_groups,
@@ -191,6 +237,25 @@ function technic.register_base_machine(data)
 		allow_metadata_inventory_move = technic.machine_inventory_move,
 		technic_run = run,
 		technic_disabled_machine_name = "technic:"..ltier.."_"..machine_name,
+		on_receive_fields = function(pos, formname, fields, sender)
+			local node = minetest.get_node(pos)
+			if not pipeworks.may_configure(pos, sender) then return end
+			fs_helpers.on_receive_fields(pos, fields)
+			local meta = minetest.get_meta(pos)
+			local form_buttons = ""
+			if not string.find(node.name, ":lv_") then
+				form_buttons = fs_helpers.cycling_button(
+					meta,
+					pipeworks.button_base,
+					"splitstacks",
+					{
+						pipeworks.button_off,
+						pipeworks.button_on
+					}
+				)..pipeworks.button_label
+			end
+			meta:set_string("formspec", formspec..form_buttons)
+		end,
 	})
 
 	technic.register_machine(tier, "technic:"..ltier.."_"..machine_name,            technic.receiver)
diff --git a/technic/machines/supply_converter.lua b/technic/machines/supply_converter.lua
index 8ae4dd4..aa41791 100644
--- a/technic/machines/supply_converter.lua
+++ b/technic/machines/supply_converter.lua
@@ -11,6 +11,8 @@ local digilines_path = minetest.get_modpath("digilines")
 
 local S = technic.getter
 
+local cable_entry = "^technic_cable_connection_overlay.png"
+
 local function set_supply_converter_formspec(meta)
 	local formspec = "size[5,2.25]"..
 		"field[0.3,0.5;2,1;power;"..S("Input Power")..";"..meta:get_int("power").."]"
@@ -158,9 +160,14 @@ end
 
 minetest.register_node("technic:supply_converter", {
 	description = S("Supply Converter"),
-	tiles  = {"technic_supply_converter_top.png", "technic_supply_converter_bottom.png",
-	          "technic_supply_converter_side.png", "technic_supply_converter_side.png",
-	          "technic_supply_converter_side.png", "technic_supply_converter_side.png"},
+	tiles  = {
+		"technic_supply_converter_tb.png"..cable_entry,
+		"technic_supply_converter_tb.png"..cable_entry,
+		"technic_supply_converter_side.png",
+		"technic_supply_converter_side.png",
+		"technic_supply_converter_side.png",
+		"technic_supply_converter_side.png"
+		},
 	groups = {snappy=2, choppy=2, oddly_breakable_by_hand=2,
 		technic_machine=1, technic_all_tiers=1},
 	connect_sides = {"top", "bottom"},
diff --git a/technic/machines/switching_station.lua b/technic/machines/switching_station.lua
index be5f6c0..9c6f32c 100644
--- a/technic/machines/switching_station.lua
+++ b/technic/machines/switching_station.lua
@@ -39,6 +39,8 @@ local digilines_path = minetest.get_modpath("digilines")
 
 local S = technic.getter
 
+local cable_entry = "^technic_cable_connection_overlay.png"
+
 minetest.register_craft({
 	output = "technic:switching_station",
 	recipe = {
@@ -57,9 +59,13 @@ end
 
 minetest.register_node("technic:switching_station",{
 	description = S("Switching Station"),
-	tiles  = {"technic_water_mill_top_active.png", "technic_water_mill_top_active.png",
-                  "technic_water_mill_top_active.png", "technic_water_mill_top_active.png",
-	          "technic_water_mill_top_active.png", "technic_water_mill_top_active.png"},
+	tiles  = {
+		"technic_water_mill_top_active.png",
+		"technic_water_mill_top_active.png"..cable_entry,
+		"technic_water_mill_top_active.png",
+		"technic_water_mill_top_active.png",
+		"technic_water_mill_top_active.png",
+		"technic_water_mill_top_active.png"},
 	groups = {snappy=2, choppy=2, oddly_breakable_by_hand=2, technic_all_tiers=1},
 	connect_sides = {"bottom"},
 	sounds = default.node_sound_wood_defaults(),
diff --git a/technic/textures/technic_cable_connection_overlay.png b/technic/textures/technic_cable_connection_overlay.png
new file mode 100644
index 0000000..122cad2
--- /dev/null
+++ b/technic/textures/technic_cable_connection_overlay.png
diff --git a/technic/textures/technic_supply_converter_bottom.png b/technic/textures/technic_supply_converter_bottom.png
index a610660..ca49733 100644
--- a/technic/textures/technic_supply_converter_bottom.png
+++ b/technic/textures/technic_supply_converter_bottom.png
diff --git a/technic/textures/technic_supply_converter_tb.png b/technic/textures/technic_supply_converter_tb.png
new file mode 100644
index 0000000..053b3d8
--- /dev/null
+++ b/technic/textures/technic_supply_converter_tb.png
diff --git a/technic/textures/technic_supply_converter_top.png b/technic/textures/technic_supply_converter_top.png
index a610660..d3c20a2 100644
--- a/technic/textures/technic_supply_converter_top.png
+++ b/technic/textures/technic_supply_converter_top.png