removed boost_cart and carbone_mobs -- too many crashes

updated blox, homedecor, plantlifed, cottages, farming_redo,
framedglass, gloopblocks, mesecons, moreblocks, moretrees,
pipeworks, player_textures, replacer, signs_lib, stained_glass,
technic, travelnet, unified_inventory, unifieddyes, and worldedit.

8 files changed, 51 insertions, 302 deletions

diff --git a/technic/machines/HV/quarry.lua b/technic/machines/HV/quarry.lua
index c1ee1bb..e69de29 100644
--- a/technic/machines/HV/quarry.lua
+++ b/technic/machines/HV/quarry.lua
@@ -1,268 +0,0 @@
-
-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"},
-		{"technic:motor",              "technic:machine_casing", "technic:diamond_drill_head"},
-		{"technic:carbon_steel_block", "technic:hv_cable",       "technic:carbon_steel_block"}},
-	output = "technic:quarry",
-})
-
-local quarry_dig_above_nodes = 3 -- How far above the quarry we will dig nodes
-local quarry_max_depth       = 100
-local quarry_demand = 10000
-local quarry_eject_dir = vector.new(0, 1, 0)
-
-local function set_quarry_formspec(meta)
-	local radius = meta:get_int("size")
-	local formspec = "size[6,4.3]"..
-		"list[context;cache;0,1;4,3;]"..
-		"item_image[4.8,0;1,1;technic:quarry]"..
-		"label[0,0.2;"..S("%s Quarry"):format("HV").."]"..
-		"field[4.3,3.5;2,1;size;"..S("Radius:")..";"..radius.."]"
-	if meta:get_int("enabled") == 0 then
-		formspec = formspec.."button[4,1;2,1;enable;"..S("Disabled").."]"
-	else
-		formspec = formspec.."button[4,1;2,1;disable;"..S("Enabled").."]"
-	end
-	local diameter = radius*2 + 1
-	local nd = meta:get_int("dug")
-	local rel_y = quarry_dig_above_nodes - math.floor(nd / (diameter*diameter))
-	formspec = formspec.."label[0,4;"..minetest.formspec_escape(
-			nd == 0 and S("Digging not started") or
-			(rel_y < -quarry_max_depth and S("Digging finished") or
-				(meta:get_int("purge_on") == 1 and S("Purging cache") or
-				S("Digging %d m "..(rel_y > 0 and "above" or "below").." machine")
-					:format(math.abs(rel_y))))
-			).."]"
-	formspec = formspec.."button[4,2;2,1;restart;"..S("Restart").."]"
-	meta:set_string("formspec", formspec)
-end
-
-local function set_quarry_demand(meta)
-	local radius = meta:get_int("size")
-	local diameter = radius*2 + 1
-	local machine_name = S("%s Quarry"):format("HV")
-	if meta:get_int("enabled") == 0 or meta:get_int("purge_on") == 1 then
-		meta:set_string("infotext", S(meta:get_int("purge_on") == 1 and "%s purging cache" or "%s Disabled"):format(machine_name))
-		meta:set_int("HV_EU_demand", 0)
-	elseif meta:get_int("dug") == diameter*diameter * (quarry_dig_above_nodes+1+quarry_max_depth) then
-		meta:set_string("infotext", S("%s Finished"):format(machine_name))
-		meta:set_int("HV_EU_demand", 0)
-	else
-		meta:set_string("infotext", S(meta:get_int("HV_EU_input") >= quarry_demand and "%s Active" or "%s Unpowered"):format(machine_name))
-		meta:set_int("HV_EU_demand", quarry_demand)
-	end
-end
-
-local function quarry_receive_fields(pos, formname, fields, sender)
-	local meta = minetest.get_meta(pos)
-	if fields.size and string.find(fields.size, "^[0-9]+$") then
-		local size = tonumber(fields.size)
-		if size >= 2 and size <= 8 and size ~= meta:get_int("size") then
-			meta:set_int("size", size)
-			meta:set_int("dug", 0)
-		end
-	end
-	if fields.enable then meta:set_int("enabled", 1) end
-	if fields.disable then meta:set_int("enabled", 0) end
-	if fields.restart then
-		meta:set_int("dug", 0)
-		meta:set_int("purge_on", 1)
-	end
-	set_quarry_formspec(meta)
-	set_quarry_demand(meta)
-end
-
-local function quarry_handle_purge(pos)
-	local meta = minetest.get_meta(pos)
-	local inv = meta:get_inventory()
-	local i = 0
-	for _,stack in ipairs(inv:get_list("cache")) do
-		i = i + 1
-		if stack then
-			local item = stack:to_table()
-			if item then
-				technic.tube_inject_item(pos, pos, quarry_eject_dir, item)
-				stack:clear()
-				inv:set_stack("cache", i, stack)
-				break
-			end
-		end
-	end
-	if inv:is_empty("cache") then
-		meta:set_int("purge_on", 0)
-	end
-end
-
-local function quarry_run(pos, node)
-	local meta = minetest.get_meta(pos)
-	local inv = meta:get_inventory()
-	-- initialize cache for the case we load an older world
-	inv:set_size("cache", 12)
-	-- toss a coin whether we do an automatic purge. Chance 1:200
-	local purge_rand = math.random()
-	if purge_rand <= 0.005 then
-		meta:set_int("purge_on", 1)
-	end
-
-	if meta:get_int("enabled") and meta:get_int("HV_EU_input") >= quarry_demand and meta:get_int("purge_on") == 0 then
-		local pdir = minetest.facedir_to_dir(node.param2)
-		local qdir = pdir.x == 1 and vector.new(0,0,-1) or
-			(pdir.z == -1 and vector.new(-1,0,0) or
-			(pdir.x == -1 and vector.new(0,0,1) or
-			vector.new(1,0,0)))
-		local radius = meta:get_int("size")
-		local diameter = radius*2 + 1
-		local startpos = vector.add(vector.add(vector.add(pos,
-			vector.new(0, quarry_dig_above_nodes, 0)),
-			pdir),
-			vector.multiply(qdir, -radius))
-		local endpos = vector.add(vector.add(vector.add(startpos,
-			vector.new(0, -quarry_dig_above_nodes-quarry_max_depth, 0)),
-			vector.multiply(pdir, diameter-1)),
-			vector.multiply(qdir, diameter-1))
-		local vm = VoxelManip()
-		local minpos, maxpos = vm:read_from_map(startpos, endpos)
-		local area = VoxelArea:new({MinEdge=minpos, MaxEdge=maxpos})
-		local data = vm:get_data()
-		local c_air = minetest.get_content_id("air")
-		local owner = meta:get_string("owner")
-		local nd = meta:get_int("dug")
-		while nd ~= diameter*diameter * (quarry_dig_above_nodes+1+quarry_max_depth) do
-			local ry = math.floor(nd / (diameter*diameter))
-			local ndl = nd % (diameter*diameter)
-			if ry % 2 == 1 then
-				ndl = diameter*diameter - 1 - ndl
-			end
-			local rq = math.floor(ndl / diameter)
-			local rp = ndl % diameter
-			if rq % 2 == 1 then rp = diameter - 1 - rp end
-			local digpos = vector.add(vector.add(vector.add(startpos,
-				vector.new(0, -ry, 0)),
-				vector.multiply(pdir, rp)),
-				vector.multiply(qdir, rq))
-			local can_dig = true
-			if can_dig and minetest.is_protected and minetest.is_protected(digpos, owner) then
-				can_dig = false
-			end
-			local dignode
-			if can_dig then
-				dignode = technic.get_or_load_node(digpos) or minetest.get_node(digpos)
-				local dignodedef = minetest.registered_nodes[dignode.name] or {diggable=false}
-				if not dignodedef.diggable or (dignodedef.can_dig and not dignodedef.can_dig(digpos, nil)) then
-					can_dig = false
-				end
-			end
-
-			if can_dig then
-				for ay = startpos.y, digpos.y+1, -1 do
-					local checkpos = {x=digpos.x, y=ay, z=digpos.z}
-					local checknode = technic.get_or_load_node(checkpos) or minetest.get_node(checkpos)
-					if checknode.name ~= "air" then
-						can_dig = false
-						break
-					end
-				end
-			end
-			nd = nd + 1
-			if can_dig then
-				minetest.remove_node(digpos)
-				local drops = minetest.get_node_drops(dignode.name, "")
-				for _, dropped_item in ipairs(drops) do
-					local left = inv:add_item("cache", dropped_item)
-					while not left:is_empty() do
-						meta:set_int("purge_on", 1)
-						quarry_handle_purge(pos)
-						left = inv:add_item("cache", left)
-					end
-				end
-				break
-			end
-		end
-		if nd == diameter*diameter * (quarry_dig_above_nodes+1+quarry_max_depth) then
-			-- if a quarry is finished, we enable purge mode
-			meta:set_int("purge_on", 1)
-		end
-		meta:set_int("dug", nd)
-	else
-		-- if a quarry is disabled or has no power, we enable purge mode
-		meta:set_int("purge_on", 1)
-	end
-	-- if something triggered a purge, we handle it
-	if meta:get_int("purge_on") == 1 then
-		quarry_handle_purge(pos)
-	end
-	set_quarry_formspec(meta)
-	set_quarry_demand(meta)
-end
-
-local function send_move_error(player)
-	minetest.chat_send_player(player:get_player_name(),
-		S("Manually taking/removing from cache by hand is not possible. "..
-		"If you can't wait, restart or disable the quarry to start automatic purge."))
-	return 0
-end
-
-minetest.register_node("technic:quarry", {
-	description = S("%s Quarry"):format("HV"),
-	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"},
-	tube = {
-		connect_sides = {top = 1},
-		-- lower priority than other tubes, so that quarries will prefer any
-		-- other tube to another quarry, which could lead to server freezes
-		-- in certain quarry placements (2x2 for example would never eject)
-		priority = 10,
-		can_go = function(pos, node, velocity, stack)
-			-- always eject the same, even if items came in another way
-			-- this further mitigates loops and generally avoids random sideway movement
-			-- that can be expected in certain quarry placements
-			return { quarry_eject_dir }
-		end
-	},
-	on_construct = function(pos)
-		local meta = minetest.get_meta(pos)
-		meta:set_string("infotext", S("%s Quarry"):format("HV"))
-		meta:set_int("size", 4)
-		set_quarry_formspec(meta)
-		set_quarry_demand(meta)
-	end,
-	after_place_node = function(pos, placer, itemstack)
-		local meta = minetest.get_meta(pos)
-		meta:set_string("owner", placer:get_player_name())
-		pipeworks.scan_for_tube_objects(pos)
-	end,
-	can_dig = function(pos,player)
-		local meta = minetest.get_meta(pos);
-		local inv = meta:get_inventory()
-		return inv:is_empty("cache")
-	end,
-	after_dig_node = pipeworks.scan_for_tube_objects,
-	on_receive_fields = quarry_receive_fields,
-	technic_run = quarry_run,
-	allow_metadata_inventory_move = function(pos, from_list, from_index, to_list, to_index, count, player)
-		return send_move_error(player)
-	end,
-	allow_metadata_inventory_put = function(pos, listname, index, stack, player)
-		return send_move_error(player)
-	end,
-	allow_metadata_inventory_take = function(pos, listname, index, stack, player)
-		return send_move_error(player)
-	end
-})
-
-technic.register_machine("HV", "technic:quarry", technic.receiver)
diff --git a/technic/machines/switching_station.lua b/technic/machines/switching_station.lua
index dcc0520..21d394b 100644
--- a/technic/machines/switching_station.lua
+++ b/technic/machines/switching_station.lua
@@ -91,48 +91,57 @@ minetest.register_node("technic:switching_station",{
 --------------------------------------------------
 -- Functions to traverse the electrical network
 --------------------------------------------------
+local function flatten(map)
+	local list = {}
+	for key, value in pairs(map) do
+		list[#list + 1] = value
+	end
+	return list
+end
 
 -- Add a wire node to the LV/MV/HV network
-local add_new_cable_node = function(nodes, pos, network_id)
-	technic.cables[minetest.hash_node_position(pos)] = network_id
-	-- Ignore if the node has already been added
-	for i = 1, #nodes do
-		if pos.x == nodes[i].x and
-		   pos.y == nodes[i].y and
-		   pos.z == nodes[i].z then
-			return false
-		end
+local function add_network_node(nodes, pos, network_id)
+	local node_id = minetest.hash_node_position(pos)
+	technic.cables[node_id] = network_id
+	if nodes[node_id] then
+		return false
 	end
-	table.insert(nodes, {x=pos.x, y=pos.y, z=pos.z, visited=1})
+	nodes[node_id] = pos
 	return true
 end
 
+local function add_cable_node(nodes, pos, network_id, queue)
+	if add_network_node(nodes, pos, network_id) then
+		queue[#queue + 1] = pos
+	end
+end
+
 -- Generic function to add found connected nodes to the right classification array
-local check_node_subp = function(PR_nodes, RE_nodes, BA_nodes, SP_nodes, all_nodes, pos, machines, tier, sw_pos, from_below, network_id)
+local check_node_subp = function(PR_nodes, RE_nodes, BA_nodes, SP_nodes, all_nodes, pos, machines, tier, sw_pos, from_below, network_id, queue)
 	technic.get_or_load_node(pos)
 	local meta = minetest.get_meta(pos)
 	local name = minetest.get_node(pos).name
 
 	if technic.is_tier_cable(name, tier) then
-		add_new_cable_node(all_nodes, pos,network_id)
+		add_cable_node(all_nodes, pos,network_id, queue)
 	elseif machines[name] then
 		--dprint(name.." is a "..machines[name])
 		meta:set_string(tier.."_network",minetest.pos_to_string(sw_pos))
 		if     machines[name] == technic.producer then
-			add_new_cable_node(PR_nodes, pos, network_id)
+			add_network_node(PR_nodes, pos, network_id)
 		elseif machines[name] == technic.receiver then
-			add_new_cable_node(RE_nodes, pos, network_id)
+			add_network_node(RE_nodes, pos, network_id)
 		elseif machines[name] == technic.producer_receiver then
-			add_new_cable_node(PR_nodes, pos, network_id)
-			add_new_cable_node(RE_nodes, pos, network_id)
+			add_network_node(PR_nodes, pos, network_id)
+			add_network_node(RE_nodes, pos, network_id)
 		elseif machines[name] == "SPECIAL" and
 				(pos.x ~= sw_pos.x or pos.y ~= sw_pos.y or pos.z ~= sw_pos.z) and
 				from_below then
 			-- Another switching station -> disable it
-			add_new_cable_node(SP_nodes, pos, network_id)
+			add_network_node(SP_nodes, pos, network_id)
 			meta:set_int("active", 0)
 		elseif machines[name] == technic.battery then
-			add_new_cable_node(BA_nodes, pos, network_id)
+			add_network_node(BA_nodes, pos, network_id)
 		end
 
 		meta:set_int(tier.."_EU_timeout", 2) -- Touch node
@@ -140,8 +149,7 @@ local check_node_subp = function(PR_nodes, RE_nodes, BA_nodes, SP_nodes, all_nod
 end
 
 -- Traverse a network given a list of machines and a cable type name
-local traverse_network = function(PR_nodes, RE_nodes, BA_nodes, SP_nodes, all_nodes, i, machines, tier, sw_pos, network_id)
-	local pos = all_nodes[i]
+local traverse_network = function(PR_nodes, RE_nodes, BA_nodes, SP_nodes, all_nodes, pos, machines, tier, sw_pos, network_id, queue)
 	local positions = {
 		{x=pos.x+1, y=pos.y,   z=pos.z},
 		{x=pos.x-1, y=pos.y,   z=pos.z},
@@ -149,9 +157,8 @@ local traverse_network = function(PR_nodes, RE_nodes, BA_nodes, SP_nodes, all_no
 		{x=pos.x,   y=pos.y-1, z=pos.z},
 		{x=pos.x,   y=pos.y,   z=pos.z+1},
 		{x=pos.x,   y=pos.y,   z=pos.z-1}}
-	--print("ON")
 	for i, cur_pos in pairs(positions) do
-		check_node_subp(PR_nodes, RE_nodes, BA_nodes, SP_nodes, all_nodes, cur_pos, machines, tier, sw_pos, i == 3, network_id)
+		check_node_subp(PR_nodes, RE_nodes, BA_nodes, SP_nodes, all_nodes, cur_pos, machines, tier, sw_pos, i == 3, network_id, queue)
 	end
 end
 
@@ -163,7 +170,8 @@ local touch_nodes = function(list, tier)
 end
 
 local get_network = function(sw_pos, pos1, tier)
-	local cached = technic.networks[minetest.hash_node_position(pos1)]
+	local network_id = minetest.hash_node_position(pos1)
+	local cached = technic.networks[network_id]
 	if cached and cached.tier == tier then
 		touch_nodes(cached.PR_nodes, tier)
 		touch_nodes(cached.BA_nodes, tier)
@@ -175,19 +183,28 @@ local get_network = function(sw_pos, pos1, tier)
 		end
 		return cached.PR_nodes, cached.BA_nodes, cached.RE_nodes
 	end
-	local i = 1
 	local PR_nodes = {}
 	local BA_nodes = {}
 	local RE_nodes = {}
 	local SP_nodes = {}
-	local all_nodes = {pos1}
-	repeat
-		traverse_network(PR_nodes, RE_nodes, BA_nodes, SP_nodes, all_nodes,
-				i, technic.machines[tier], tier, sw_pos, minetest.hash_node_position(pos1))
-		i = i + 1
-	until all_nodes[i] == nil
-	technic.networks[minetest.hash_node_position(pos1)] = {tier = tier, PR_nodes = PR_nodes,
-			RE_nodes = RE_nodes, BA_nodes = BA_nodes, SP_nodes = SP_nodes, all_nodes = all_nodes}
+	local all_nodes = {}
+	local queue = {}
+	add_cable_node(all_nodes, pos1, network_id, queue)
+	while next(queue) do
+		local to_visit = {}
+		for _, pos in ipairs(queue) do
+			traverse_network(PR_nodes, RE_nodes, BA_nodes, SP_nodes, all_nodes,
+					pos, technic.machines[tier], tier, sw_pos, network_id, to_visit)
+		end
+		queue = to_visit
+	end
+	PR_nodes = flatten(PR_nodes)
+	BA_nodes = flatten(BA_nodes)
+	RE_nodes = flatten(RE_nodes)
+	SP_nodes = flatten(SP_nodes)
+	all_nodes = flatten(all_nodes)
+	technic.networks[network_id] = {tier = tier, all_nodes = all_nodes, SP_nodes = SP_nodes,
+			PR_nodes = PR_nodes, RE_nodes = RE_nodes, BA_nodes = BA_nodes}
 	return PR_nodes, BA_nodes, RE_nodes
 end
 
@@ -242,8 +259,8 @@ minetest.register_abm({
 
 			local poshash = minetest.hash_node_position(pos)
 
-			if not technic.redundant_warn.poshash then
-				technic.redundant_warn.poshash = true
+			if not technic.redundant_warn[poshash] then
+				technic.redundant_warn[poshash] = true
 				print("[TECHNIC] Warning: redundant switching station found near "..minetest.pos_to_string(pos))
 			end
 			return
diff --git a/technic/textures/technic_battery_box_side.png b/technic/textures/technic_battery_box_side.png
deleted file mode 100644
index 98a22d6..0000000
--- a/technic/textures/technic_battery_box_side.png
+++ /dev/null
diff --git a/technic/textures/technic_battery_box_side8.png b/technic/textures/technic_battery_box_side8.png
deleted file mode 100644
index 65806f4..0000000
--- a/technic/textures/technic_battery_box_side8.png
+++ /dev/null
diff --git a/technic/textures/technic_battery_box_side_mv.png b/technic/textures/technic_battery_box_side_mv.png
deleted file mode 100644
index 06a4be5..0000000
--- a/technic/textures/technic_battery_box_side_mv.png
+++ /dev/null
diff --git a/technic/textures/technic_power_monitor_bottom_back.png b/technic/textures/technic_power_monitor_bottom_back.png
deleted file mode 100644
index c857039..0000000
--- a/technic/textures/technic_power_monitor_bottom_back.png
+++ /dev/null
diff --git a/technic/textures/technic_supply_converter_bottom.png b/technic/textures/technic_supply_converter_bottom.png
deleted file mode 100644
index ca49733..0000000
--- a/technic/textures/technic_supply_converter_bottom.png
+++ /dev/null
diff --git a/technic/textures/technic_supply_converter_top.png b/technic/textures/technic_supply_converter_top.png
deleted file mode 100644
index d3c20a2..0000000
--- a/technic/textures/technic_supply_converter_top.png
+++ /dev/null