Never postpone action_on or action_off

There is no more need for that since VoxelManip caching makes sure we
always get an answer to get_node_force.

COPYING.txt

@@ -0,0 +1,30 @@
+The Mesecons Mod for Minetest is
+	Copyright (C) 2011-2016 Mesecons Mod Developer Team and contributors
+
+See the version control system log for information about other authors.
+
+License of source code
+----------------------
+Copyright (C) 2011-2016 Mesecons Mod Developer Team and contributors
+
+This program is free software; you can redistribute the Mesecons Mod and/or
+modify it under the terms of the GNU Lesser General Public License version 3
+published by the Free Software Foundation.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with this library; if not, write to the
+Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+Boston, MA  02110-1301, USA.
+
+License of media (textures, sounds and documentation)
+-----------------------------------------------------
+Copyright (C) 2011-2016 Mesecons Mod Developer Team and contributors
+
+All textures, sounds and documentation files are licensed under the
+Attribution-ShareAlike 3.0 Unported (CC BY-SA 3.0)
+http://creativecommons.org/licenses/by-sa/3.0/

README.md

@@ -22,7 +22,7 @@ OK, I want in.
 --------------
 Go get it!
 
-[DOWNLOADS PAGE](http://mesecons.net/downloads.php)
+[DOWNLOAD IT NOW](https://github.com/Jeija/minetest-mod-mesecons/archive/master.zip)
 
 Now go ahead and install it like any other Minetest mod. Don't know how? Check out [the wonderful page about it](http://wiki.minetest.com/wiki/Mods) over at the Minetest Wiki. For your convenience, here's a quick summary:
 
@@ -39,7 +39,7 @@ How do I use this thing?
 ------------------------
 How about a [quick overview video](https://www.youtube.com/watch?v=6kmeQj6iW5k)?
 
-Or maybe a [comprehensive reference](http://mesecons.net/items.php) is your style?
+Or maybe a [comprehensive reference](http://mesecons.net/items.html) is your style?
 
 An overview for the very newest of new beginners? How does [this one](http://uberi.mesecons.net/projects/MeseconsBasics/index.html) look?
 
@@ -53,6 +53,7 @@ These awesome people made Mesecons possible!
 
 | Contributor     | Contribution                     |
 | --------------- | -------------------------------- |
+| Hawk777         | Code for VoxelManip caching      |
 | Jat15           | Various tweaks.                  |
 | Jeija           | **Main developer! Everything.**  |
 | Jordach         | Noteblock sounds.                |

documentation.json

@@ -0,0 +1,62 @@
+{
+	"Conductors" : {
+		"Mesecon" : "mesecons_wires/doc/mesecon",
+		"Insulated Wire" : "mesecons_insulated/doc/insulated",
+		"T-Junction" : "mesecons_extrawires/doc/tjunction",
+		"Crossing" : "mesecons_extrawires/doc/crossing",
+		"Corner" : "mesecons_extrawires/doc/corner",
+		"Vertical Wire" : "mesecons_extrawires/doc/vertical",
+		"Mese" : "mesecons_extrawires/doc/mese"
+	},
+	"Receptors" : {
+		"Power Plant" : "mesecons_powerplant/doc/powerplant",
+		"Blinky Plant" : "mesecons_blinkyplant/doc/blinkyplant",
+		"Switch" : "mesecons_switch/doc/switch",
+		"Object Detector" : "mesecons_detector/doc/objectdetector",
+		"Node Detector" : "mesecons_detector/doc/nodedetector",
+		"Wall Lever" : "mesecons_walllever/doc/walllever",
+		"Pressure Plate" : "mesecons_pressureplates/doc/pressureplate_wood",
+		"Pressure Plate" : "mesecons_pressureplates/doc/pressureplate_stone",
+		"Water Turbine" : "mesecons_hydroturbine/doc/waterturbine",
+		"Solar Panel" : "mesecons_solarpanel/doc/solarpanel",
+		"Wall Button" : "mesecons_button/doc/button"
+	},
+	"Effectors" : {
+		"Noteblock" : "mesecons_noteblock/doc/noteblock",
+		"Lamp" : "mesecons_lamp/doc/lamp",
+		"Piston" : "mesecons_pistons/doc/piston",
+		"Sticky Piston" : "mesecons_pistons/doc/piston_sticky",
+		"Movestone" : "mesecons_movestones/doc/movestone",
+		"Sticky Movestone" : "mesecons_movestones/doc/movestone_sticky",
+		"Removestone" : "mesecons_random/doc/removestone",
+		"Ghoststone" : "mesecons_random/doc/ghoststone",
+		"Command Block" : "mesecons_commandblock/doc/commandblock",
+		"Lightstones" : {
+			"Dark Grey" : "mesecons_lightstone/doc/lightstone_darkgrey",
+			"Light Grey" : "mesecons_lightstone/doc/lightstone_lightgrey",
+			"Green" : "mesecons_lightstone/doc/lightstone_green",
+			"Red" : "mesecons_lightstone/doc/lightstone_red",
+			"Blue" : "mesecons_lightstone/doc/lightstone_blue",
+			"Yellow" : "mesecons_lightstone/doc/lightstone_yellow"
+		}
+	},
+	"Logic" : {
+		"Luacontroller" : "mesecons_luacontroller/doc/luacontroller",
+		"Torch" : "mesecons_torch/doc/torch",
+		"Delayer" : "mesecons_delayer/doc/delayer",
+		"Gates" : {
+			"Diode" : "mesecons_gates/doc/diode",
+			"NOT Gate" : "mesecons_gates/doc/not",
+			"AND Gate" : "mesecons_gates/doc/and",
+			"NAND Gate" : "mesecons_gates/doc/nand",
+			"OR Gate" : "mesecons_gates/doc/or",
+			"NOR Gate" : "mesecons_gates/doc/nor",
+			"XOR Gate" : "mesecons_gates/doc/xor"
+		}
+	},
+	"Crafts" : {
+		"Silicon" : "mesecons_materials/doc/silicon",
+		"Glue" : "mesecons_materials/doc/glue",
+		"Fiber" : "mesecons_materials/doc/fiber"
+	}
+}

mesecons/VERSION

@@ -1 +0,0 @@
-0.41 DEV

mesecons/actionqueue.lua

@@ -0,0 +1,105 @@
+mesecon.queue.actions={} -- contains all ActionQueue actions
+
+function mesecon.queue:add_function(name, func)
+	mesecon.queue.funcs[name] = func
+end
+
+-- If add_action with twice the same overwritecheck and same position are called, the first one is overwritten
+-- use overwritecheck nil to never overwrite, but just add the event to the queue
+-- priority specifies the order actions are executed within one globalstep, highest first
+-- should be between 0 and 1
+function mesecon.queue:add_action(pos, func, params, time, overwritecheck, priority)
+	-- Create Action Table:
+	time = time or 0 -- time <= 0 --> execute, time > 0 --> wait time until execution
+	priority = priority or 1
+	local action = {	pos=mesecon.tablecopy(pos),
+				func=func,
+				params=mesecon.tablecopy(params or {}),
+				time=time,
+				owcheck=(overwritecheck and mesecon.tablecopy(overwritecheck)) or nil,
+				priority=priority}
+
+	local toremove = nil
+	-- Otherwise, add the action to the queue
+	if overwritecheck then -- check if old action has to be overwritten / removed:
+		for i, ac in ipairs(mesecon.queue.actions) do
+			if(vector.equals(pos, ac.pos)
+			and mesecon.cmpAny(overwritecheck, ac.owcheck)) then
+				toremove = i
+				break
+			end
+		end
+	end
+
+	if (toremove ~= nil) then
+		table.remove(mesecon.queue.actions, toremove)
+	end
+
+	table.insert(mesecon.queue.actions, action)
+end
+
+-- execute the stored functions on a globalstep
+-- if however, the pos of a function is not loaded (get_node_or_nil == nil), do NOT execute the function
+-- this makes sure that resuming mesecons circuits when restarting minetest works fine
+-- However, even that does not work in some cases, that's why we delay the time the globalsteps
+-- start to be execute by 5 seconds
+local get_highest_priority = function (actions)
+	local highestp = -1
+	local highesti
+	for i, ac in ipairs(actions) do
+		if ac.priority > highestp then
+			highestp = ac.priority
+			highesti = i
+		end
+	end
+
+	return highesti
+end
+
+local m_time = 0
+local resumetime = mesecon.setting("resumetime", 4)
+minetest.register_globalstep(function (dtime)
+	m_time = m_time + dtime
+	-- don't even try if server has not been running for XY seconds; resumetime = time to wait
+	-- after starting the server before processing the ActionQueue, don't set this too low
+	if (m_time < resumetime) then return end
+	local actions = mesecon.tablecopy(mesecon.queue.actions)
+	local actions_now={}
+
+	mesecon.queue.actions = {}
+
+	-- sort actions into two categories:
+	-- those toexecute now (actions_now) and those to execute later (mesecon.queue.actions)
+	for i, ac in ipairs(actions) do
+		if ac.time > 0 then
+			ac.time = ac.time - dtime -- executed later
+			table.insert(mesecon.queue.actions, ac)
+		else
+			table.insert(actions_now, ac)
+		end
+	end
+
+	while(#actions_now > 0) do -- execute highest priorities first, until all are executed
+		local hp = get_highest_priority(actions_now)
+		mesecon.queue:execute(actions_now[hp])
+		table.remove(actions_now, hp)
+	end
+end)
+
+function mesecon.queue:execute(action)
+	-- ignore if action queue function name doesn't exist,
+	-- (e.g. in case the action queue savegame was written by an old mesecons version)
+	if mesecon.queue.funcs[action.func] then
+		mesecon.queue.funcs[action.func](action.pos, unpack(action.params))
+	end
+end
+
+
+-- Store and read the ActionQueue to / from a file
+-- so that upcoming actions are remembered when the game
+-- is restarted
+mesecon.queue.actions = mesecon.file2table("mesecon_actionqueue")
+
+minetest.register_on_shutdown(function()
+	mesecon.table2file("mesecon_actionqueue", mesecon.queue.actions)
+end)

mesecons/init.lua

@@ -3,7 +3,7 @@
 -- |  \/  | |___ ____  |___ |      |    | | \  | |____
 -- |      | |        | |    |      |    | |  \ |     |
 -- |      | |___ ____| |___ |____  |____| |   \| ____|
--- by Jeija, Uberi (Temperest), sfan5, VanessaE
+-- by Jeija, Uberi (Temperest), sfan5, VanessaE, Hawk777 and contributors
 --
 --
 --
@@ -11,7 +11,7 @@
 -- See the documentation on the forum for additional information, especially about crafting
 --
 --
--- For developer documentation see the Developers' section on mesecons.TK
+-- For basic development resources, see http://mesecons.net/developers.html
 --
 --
 --
@@ -30,7 +30,7 @@
 --		action_change = function
 --		rules = rules/get_rules
 --	},
---	conductor = 
+--	conductor =
 --	{
 --		state = mesecon.state.on/off
 --		offstate = opposite state (for state = on only)
@@ -39,53 +39,26 @@
 --	}
 --}
 
-
 -- PUBLIC VARIABLES
 mesecon={} -- contains all functions and all global variables
-mesecon.actions_on={} -- Saves registered function callbacks for mesecon on | DEPRECATED
+mesecon.queue={} -- contains the ActionQueue
-mesecon.actions_off={} -- Saves registered function callbacks for mesecon off | DEPRECATED
+mesecon.queue.funcs={} -- contains all ActionQueue functions
-mesecon.actions_change={} -- Saves registered function callbacks for mesecon change | DEPRECATED
-mesecon.receptors={} --  saves all information about receptors  | DEPRECATED
-mesecon.effectors={} --  saves all information about effectors  | DEPRECATED
-mesecon.conductors={} -- saves all information about conductors | DEPRECATED
-
-
-local wpath = minetest.get_worldpath()
-local function read_file(fn)
-	local f = io.open(fn, "r")
-	if f==nil then return {} end
-	local t = f:read("*all")
-	f:close()
-	if t=="" or t==nil then return {} end
-	return minetest.deserialize(t)
-end
-
-local function write_file(fn, tbl)
-	local f = io.open(fn, "w")
-	f:write(minetest.serialize(tbl))
-	f:close()
-end
-
-mesecon.to_update = read_file(wpath.."/mesecon_to_update")
-mesecon.r_to_update = read_file(wpath.."/mesecon_r_to_update")
-
-minetest.register_on_shutdown(function()
-	write_file(wpath.."/mesecon_to_update",mesecon.to_update)
-	write_file(wpath.."/mesecon_r_to_update",mesecon.r_to_update)
-end)
 
 -- Settings
 dofile(minetest.get_modpath("mesecons").."/settings.lua")
 
--- Presets (eg default rules)
-dofile(minetest.get_modpath("mesecons").."/presets.lua");
-
-
 -- Utilities like comparing positions,
 -- adding positions and rules,
 -- mostly things that make the source look cleaner
 dofile(minetest.get_modpath("mesecons").."/util.lua");
 
+-- Presets (eg default rules)
+dofile(minetest.get_modpath("mesecons").."/presets.lua");
+
+-- The ActionQueue
+-- Saves all the actions that have to be execute in the future
+dofile(minetest.get_modpath("mesecons").."/actionqueue.lua");
+
 -- Internal stuff
 -- This is the most important file
 -- it handles signal transmission and basically everything else
@@ -93,64 +66,63 @@ dofile(minetest.get_modpath("mesecons").."/util.lua");
 -- like calling action_on/off/change
 dofile(minetest.get_modpath("mesecons").."/internal.lua");
 
--- Deprecated stuff
--- To be removed in future releases
--- Currently there is nothing here
-dofile(minetest.get_modpath("mesecons").."/legacy.lua");
-
 -- API
 -- these are the only functions you need to remember
 
-function mesecon:receptor_on_i(pos, rules)
+mesecon.queue:add_function("receptor_on", function (pos, rules)
+	mesecon.vm_begin()
+
 	rules = rules or mesecon.rules.default
 
-	for _, rule in ipairs(mesecon:flattenrules(rules)) do
+	-- Call turnon on all linking positions
-		local np = mesecon:addPosRule(pos, rule)
+	for _, rule in ipairs(mesecon.flattenrules(rules)) do
-		local rulenames = mesecon:rules_link_rule_all(pos, rule)
+		local np = vector.add(pos, rule)
+		local rulenames = mesecon.rules_link_rule_all(pos, rule)
 		for _, rulename in ipairs(rulenames) do
-			mesecon:turnon(np, rulename)
+			mesecon.turnon(np, rulename)
 		end
 	end
+
+	mesecon.vm_commit()
+end)
+
+function mesecon.receptor_on(pos, rules)
+	mesecon.queue:add_action(pos, "receptor_on", {rules}, nil, rules)
 end
 
-function mesecon:receptor_on(pos, rules)
+mesecon.queue:add_function("receptor_off", function (pos, rules)
-	if MESECONS_GLOBALSTEP then
-		rules = rules or mesecon.rules.default
-		mesecon.r_to_update[#mesecon.r_to_update+1]={pos=pos, rules=rules, action="on"}
-	else
-		mesecon:receptor_on_i(pos, rules)
-	end
-end
-
-function mesecon:receptor_off_i(pos, rules)
 	rules = rules or mesecon.rules.default
-	for _, rule in ipairs(mesecon:flattenrules(rules)) do
+
-		local np = mesecon:addPosRule(pos, rule)
+	-- Call turnoff on all linking positions
-		local rulenames = mesecon:rules_link_rule_all(pos, rule)
+	for _, rule in ipairs(mesecon.flattenrules(rules)) do
+		local np = vector.add(pos, rule)
+		local rulenames = mesecon.rules_link_rule_all(pos, rule)
 		for _, rulename in ipairs(rulenames) do
-			if not mesecon:connected_to_receptor(np, mesecon:invertRule(rule)) then
+			mesecon.vm_begin()
-				mesecon:turnoff(np, rulename)
+			mesecon.changesignal(np, minetest.get_node(np), rulename, mesecon.state.off, 2)
+
+			-- Turnoff returns true if turnoff process was successful, no onstate receptor
+			-- was found along the way. Commit changes that were made in voxelmanip. If turnoff
+			-- returns true, an onstate receptor was found, abort voxelmanip transaction.
+			if (mesecon.turnoff(np, rulename)) then
+				mesecon.vm_commit()
 			else
-				mesecon:changesignal(np, minetest.get_node(np), rulename, mesecon.state.off)
+				mesecon.vm_abort()
 			end
 		end
 	end
-end
+end)
 
-function mesecon:receptor_off(pos, rules)
+function mesecon.receptor_off(pos, rules)
-	if MESECONS_GLOBALSTEP then
+	mesecon.queue:add_action(pos, "receptor_off", {rules}, nil, rules)
-		rules = rules or mesecon.rules.default
-		mesecon.r_to_update[#mesecon.r_to_update+1]={pos=pos, rules=rules, action="off"}
-	else
-		mesecon:receptor_off_i(pos, rules)
-	end
 end
 
 
 print("[OK] Mesecons")
 
---The actual wires
+-- Deprecated stuff
-dofile(minetest.get_modpath("mesecons").."/wires.lua");
+-- To be removed in future releases
+dofile(minetest.get_modpath("mesecons").."/legacy.lua");
 
 --Services like turnoff receptor on dignode and so on
 dofile(minetest.get_modpath("mesecons").."/services.lua");

mesecons/legacy.lua

@@ -1,5 +1,14 @@
-minetest.swap_node = minetest.swap_node or function(pos, node)
+-- Un-forceload any forceloaded mapblocks from older versions of Mesecons which
-	local data = minetest.get_meta(pos):to_table()
+-- used forceloading instead of VoxelManipulators.
-	minetest.add_node(pos, node)
+local BLOCKSIZE = 16
-	minetest.get_meta(pos):from_table(data)
+
-end
+-- convert block hash --> node position
+local function unhash_blockpos(hash)
+	return vector.multiply(minetest.get_position_from_hash(hash), BLOCKSIZE)
+end
+
+local old_forceloaded_blocks = mesecon.file2table("mesecon_forceloaded")
+for hash, _ in pairs(old_forceloaded_blocks) do
+	minetest.forceload_free_block(unhash_blockpos(hash))
+end
+os.remove(minetest.get_worldpath()..DIR_DELIM.."mesecon_forceloaded")

mesecons/oldwires.lua

@@ -30,7 +30,7 @@ minetest.register_node("mesecons:mesecon_on", {
 	},
 	groups = {dig_immediate=3, not_in_creaive_inventory=1, mesecon=1},
 	drop = "mesecons:mesecon_off 1",
-	light_source = LIGHT_MAX-11,
+	light_source = default.LIGHT_MAX-11,
 	mesecons = {conductor={
 		state = mesecon.state.on,
 		offstate = "mesecons:mesecon_off"

mesecons/presets.lua

@@ -15,11 +15,13 @@ mesecon.rules.default =
  {x=0,  y=1,  z=-1},
  {x=0,  y=-1, z=-1}}
 
+mesecon.rules.pplate = mesecon.mergetable(mesecon.rules.default, {{x=0, y=-2, z=0}})
+
 mesecon.rules.buttonlike =
 {{x = 1,  y = 0, z = 0},
  {x = 1,  y = 1, z = 0},
  {x = 1,  y =-1, z = 0},
- {x = 1,  y =-1, z = 1}, 
+ {x = 1,  y =-1, z = 1},
  {x = 1,  y =-1, z =-1},
  {x = 2,  y = 0, z = 0}}
 
@@ -28,15 +30,23 @@ mesecon.rules.flat =
  {x =-1, y = 0, z = 0},
  {x = 0, y = 0, z = 1},
  {x = 0, y = 0, z =-1}}
- 
+
+mesecon.rules.alldirs =
+{{x= 1, y= 0,  z= 0},
+ {x=-1, y= 0,  z= 0},
+ {x= 0, y= 1,  z= 0},
+ {x= 0, y=-1,  z= 0},
+ {x= 0, y= 0,  z= 1},
+ {x= 0, y= 0,  z=-1}}
+
 mesecon.rules.buttonlike_get = function(node)
 	local rules = mesecon.rules.buttonlike
 	if node.param2 == 2 then
-		rules=mesecon:rotate_rules_left(rules)
+		rules=mesecon.rotate_rules_left(rules)
 	elseif node.param2 == 3 then
-		rules=mesecon:rotate_rules_right(mesecon:rotate_rules_right(rules))
+		rules=mesecon.rotate_rules_right(mesecon.rotate_rules_right(rules))
 	elseif node.param2 == 0 then
-		rules=mesecon:rotate_rules_right(rules)
+		rules=mesecon.rotate_rules_right(rules)
 	end
 	return rules
 end

mesecons/services.lua

@@ -1,38 +1,95 @@
-mesecon.on_placenode = function (pos, node)
+-- Dig and place services
-	if mesecon:is_receptor_on(node.name) then
+
-		mesecon:receptor_on(pos, mesecon:receptor_get_rules(node))
+mesecon.on_placenode = function(pos, node)
-	elseif mesecon:is_powered(pos) then
+	mesecon.execute_autoconnect_hooks_now(pos, node)
-		if mesecon:is_conductor(node.name) then
+
-			mesecon:turnon (pos)
+	-- Receptors: Send on signal when active
-			--mesecon:receptor_on (pos, mesecon:conductor_get_rules(node))
+	if mesecon.is_receptor_on(node.name) then
-		else
+		mesecon.receptor_on(pos, mesecon.receptor_get_rules(node))
-			mesecon:changesignal(pos, node, mesecon:effector_get_rules(node), "on")
+	end
-			mesecon:activate(pos, node)
+
+	-- Conductors: Send turnon signal when powered or replace by respective offstate conductor
+	-- if placed conductor is an onstate one
+	if mesecon.is_conductor(node.name) then
+		local sources = mesecon.is_powered(pos)
+		if sources then
+			-- also call receptor_on if itself is powered already, so that neighboring
+			-- conductors will be activated (when pushing an on-conductor with a piston)
+			for _, s in ipairs(sources) do
+				local rule = vector.subtract(pos, s)
+				mesecon.turnon(pos, rule)
+			end
+			--mesecon.receptor_on (pos, mesecon.conductor_get_rules(node))
+		elseif mesecon.is_conductor_on(node) then
+			minetest.swap_node(pos, {name = mesecon.get_conductor_off(node)})
+		end
+	end
+
+	-- Effectors: Send changesignal and activate or deactivate
+	if mesecon.is_effector(node.name) then
+		local powered_rules = {}
+		local unpowered_rules = {}
+
+		-- for each input rule, check if powered
+		for _, r in ipairs(mesecon.effector_get_rules(node)) do
+			local powered = mesecon.is_powered(pos, r)
+			if powered then table.insert(powered_rules, r)
+			else table.insert(unpowered_rules, r) end
+
+			local state = powered and mesecon.state.on or mesecon.state.off
+			mesecon.changesignal(pos, node, r, state, 1)
+		end
+
+		if (#powered_rules > 0) then
+			for _, r in ipairs(powered_rules) do
+				mesecon.activate(pos, node, r, 1)
+			end
+		else
+			for _, r in ipairs(unpowered_rules) do
+				mesecon.deactivate(pos, node, r, 1)
+			end
 		end
-	elseif mesecon:is_conductor_on(node) then
-		minetest.swap_node(pos, {name = mesecon:get_conductor_off(node)})
-	elseif mesecon:is_effector_on (node.name) then
-		mesecon:deactivate(pos, node)
 	end
 end
 
-mesecon.on_dignode = function (pos, node)
+mesecon.on_dignode = function(pos, node)
-	if mesecon:is_conductor_on(node) then
+	if mesecon.is_conductor_on(node) then
-		mesecon:receptor_off_i(pos, mesecon:conductor_get_rules(node))
+		mesecon.receptor_off(pos, mesecon.conductor_get_rules(node))
-	elseif mesecon:is_receptor_on(node.name) then
+	elseif mesecon.is_receptor_on(node.name) then
-		mesecon:receptor_off(pos, mesecon:receptor_get_rules(node))
+		mesecon.receptor_off(pos, mesecon.receptor_get_rules(node))
 	end
-end
 
-minetest.register_abm({
+	mesecon.execute_autoconnect_hooks_queue(pos, node)
-	nodenames = {"group:overheat"},
+end
-	interval = 1.0,
-	chance = 1,
-	action = function(pos, node, active_object_count, active_object_count_wider)
-		local meta = minetest.get_meta(pos)
-		meta:set_int("heat",0)
-	end,
-})
 
 minetest.register_on_placenode(mesecon.on_placenode)
 minetest.register_on_dignode(mesecon.on_dignode)
+
+-- Overheating service for fast circuits
+
+-- returns true if heat is too high
+mesecon.do_overheat = function(pos)
+	local meta = minetest.get_meta(pos)
+	local heat = meta:get_int("heat") or 0
+
+	heat = heat + 1
+	meta:set_int("heat", heat)
+
+	if heat < mesecon.setting("overheat_max", 20) then
+		mesecon.queue:add_action(pos, "cooldown", {}, 1, nil, 0)
+	else
+		return true
+	end
+
+	return false
+end
+
+
+mesecon.queue:add_function("cooldown", function (pos)
+	local meta = minetest.get_meta(pos)
+	local heat = meta:get_int("heat")
+
+	if (heat > 0) then
+		meta:set_int("heat", heat - 1)
+	end
+end)

mesecons/settings.lua

@@ -1,9 +1,15 @@
--- SETTINGS
+-- SETTINGS
-BLINKY_PLANT_INTERVAL = 3
+function mesecon.setting(setting, default)
-NEW_STYLE_WIRES  = true  -- true = new nodebox wires, false = old raillike wires
+	if type(default) == "boolean" then
-PRESSURE_PLATE_INTERVAL = 0.1
+		local read = minetest.setting_getbool("mesecon."..setting)
-OBJECT_DETECTOR_RADIUS = 6
+		if read == nil then
-PISTON_MAXIMUM_PUSH = 15
+			return default
-MOVESTONE_MAXIMUM_PUSH = 100
+		else
-MESECONS_GLOBALSTEP = true	-- true = receptors/effectors won't be updated
+			return read
-				-- until next globalstep, decreases server load
+		end
+	elseif type(default) == "string" then
+		return minetest.setting_get("mesecon."..setting) or default
+	elseif type(default) == "number" then
+		return tonumber(minetest.setting_get("mesecon."..setting) or default)
+	end
+end

mesecons/util.lua

@@ -1,24 +1,12 @@
-function mesecon:move_node(pos, newpos)
+function mesecon.move_node(pos, newpos)
 	local node = minetest.get_node(pos)
 	local meta = minetest.get_meta(pos):to_table()
 	minetest.remove_node(pos)
-	minetest.add_node(newpos, node)
+	minetest.set_node(newpos, node)
 	minetest.get_meta(pos):from_table(meta)
 end
 
---[[ new functions:
+function mesecon.flattenrules(allrules)
-mesecon:flattenrules(allrules)
-mesecon:rule2bit(findrule, allrules)
-mesecon:rule2meta(findrule, allrules)
-dec2bin(n)
-mesecon:getstate(nodename, states)
-mesecon:getbinstate(nodename, states)
-mesecon:get_bit(binary, bit)
-mesecon:set_bit(binary, bit, value)
-mesecon:invertRule(r)
---]]
-
-function mesecon:flattenrules(allrules)
 --[[
 	{
 		{
@@ -53,7 +41,7 @@ function mesecon:flattenrules(allrules)
 --]]
 end
 
-function mesecon:rule2bit(findrule, allrules)
+function mesecon.rule2bit(findrule, allrules)
 	--get the bit of the metarule the rule is in, or bit 1
 	if (allrules[1] and
 	    allrules[1].x) or
@@ -62,35 +50,36 @@ function mesecon:rule2bit(findrule, allrules)
 	end
 	for m,metarule in ipairs( allrules) do
 	for _,    rule in ipairs(metarule ) do
-		if mesecon:cmpPos(findrule, rule) and mesecon:cmpSpecial(findrule, rule) then
+		if vector.equals(findrule, rule) then
 			return m
 		end
 	end
 	end
 end
 
-function mesecon:rule2metaindex(findrule, allrules)
+function mesecon.rule2metaindex(findrule, allrules)
 	--get the metarule the rule is in, or allrules
-
 	if allrules[1].x then
 		return nil
 	end
 
 	if not(findrule) then
-		return mesecon:flattenrules(allrules)
+		return mesecon.flattenrules(allrules)
 	end
 
 	for m, metarule in ipairs( allrules) do
 	for _,     rule in ipairs(metarule ) do
-		if mesecon:cmpPos(findrule, rule) and mesecon:cmpSpecial(findrule, rule) then
+		if vector.equals(findrule, rule) then
 			return m
 		end
 	end
 	end
 end
 
-function mesecon:rule2meta(findrule, allrules)
+function mesecon.rule2meta(findrule, allrules)
-	local index = mesecon:rule2metaindex(findrule, allrules)
+	if #allrules == 0 then return {} end
+
+	local index = mesecon.rule2metaindex(findrule, allrules)
 	if index == nil then
 		if allrules[1].x then
 			return allrules
@@ -101,25 +90,16 @@ function mesecon:rule2meta(findrule, allrules)
 	return allrules[index]
 end
 
-if convert_base then
+function mesecon.dec2bin(n)
-	print(
+	local x, y = math.floor(n / 2), n % 2
-		"base2dec is tonumber(num,base1)\n"..
+	if (n > 1) then
-		"commonlib needs dec2base(num,base2)\n"..
+		return mesecon.dec2bin(x)..y
-		"and it needs base2base(num,base1,base2),\n"..
+	else
-		"which is dec2base(tonumber(num,base1),base2)"
+		return ""..y
-	)
-else
-	function dec2bin(n)
-		local x, y = math.floor(n / 2), n % 2
-		if (n > 1) then
-			return dec2bin(x)..y
-		else
-			return ""..y
-		end
 	end
 end
 
-function mesecon:getstate(nodename, states)
+function mesecon.getstate(nodename, states)
 	for state, name in ipairs(states) do
 		if name == nodename then
 			return state
@@ -128,52 +108,41 @@ function mesecon:getstate(nodename, states)
 	error(nodename.." doesn't mention itself in "..dump(states))
 end
 
-function mesecon:getbinstate(nodename, states)
+function mesecon.getbinstate(nodename, states)
-	return dec2bin(mesecon:getstate(nodename, states)-1)
+	return mesecon.dec2bin(mesecon.getstate(nodename, states)-1)
 end
 
-function mesecon:get_bit(binary,bit)
+function mesecon.get_bit(binary,bit)
 	bit = bit or 1
 	local c = binary:len()-(bit-1)
 	return binary:sub(c,c) == "1"
 end
 
-function mesecon:set_bit(binary,bit,value)
+function mesecon.set_bit(binary,bit,value)
 	if value == "1" then
-		if not mesecon:get_bit(binary,bit) then
+		if not mesecon.get_bit(binary,bit) then
-			return dec2bin(tonumber(binary,2)+math.pow(2,bit-1))
+			return mesecon.dec2bin(tonumber(binary,2)+math.pow(2,bit-1))
 		end
 	elseif value == "0" then
-		if mesecon:get_bit(binary,bit) then
+		if mesecon.get_bit(binary,bit) then
-			return dec2bin(tonumber(binary,2)-math.pow(2,bit-1))
+			return mesecon.dec2bin(tonumber(binary,2)-math.pow(2,bit-1))
 		end
 	end
 	return binary
-	
+
 end
 
-function mesecon:invertRule(r)
+function mesecon.invertRule(r)
-	return {x = -r.x, y = -r.y, z = -r.z, sx = r.sx, sy = r.sy, sz = r.sz}
+	return vector.multiply(r, -1)
 end
 
-function mesecon:addPosRule(p, r)
+function mesecon.tablecopy(table) -- deep table copy
-	return {x = p.x + r.x, y = p.y + r.y, z = p.z + r.z}
+	if type(table) ~= "table" then return table end -- no need to copy
-end
-
-function mesecon:cmpPos(p1, p2)
-	return (p1.x == p2.x and p1.y == p2.y and p1.z == p2.z)
-end
-
-function mesecon:cmpSpecial(r1, r2)
-	return (r1.sx == r2.sx and r1.sy == r2.sy and r1.sz == r2.sz)
-end
-
-function mesecon:tablecopy(table) -- deep table copy
 	local newtable = {}
 
 	for idx, item in pairs(table) do
 		if type(item) == "table" then
-			newtable[idx] = mesecon:tablecopy(item)
+			newtable[idx] = mesecon.tablecopy(item)
 		else
 			newtable[idx] = item
 		end
@@ -181,3 +150,246 @@ function mesecon:tablecopy(table) -- deep table copy
 
 	return newtable
 end
+
+function mesecon.cmpAny(t1, t2)
+	if type(t1) ~= type(t2) then return false end
+	if type(t1) ~= "table" and type(t2) ~= "table" then return t1 == t2 end
+
+	for i, e in pairs(t1) do
+		if not mesecon.cmpAny(e, t2[i]) then return false end
+	end
+
+	return true
+end
+
+-- does not overwrite values; number keys (ipairs) are appended, not overwritten
+function mesecon.mergetable(source, dest)
+	local rval = mesecon.tablecopy(dest)
+
+	for k, v in pairs(source) do
+		rval[k] = dest[k] or mesecon.tablecopy(v)
+	end
+	for i, v in ipairs(source) do
+		table.insert(rval, mesecon.tablecopy(v))
+	end
+
+	return rval
+end
+
+function mesecon.register_node(name, spec_common, spec_off, spec_on)
+	spec_common.drop = spec_common.drop or name .. "_off"
+	spec_common.__mesecon_basename = name
+	spec_on.__mesecon_state = "on"
+	spec_off.__mesecon_state = "off"
+
+	spec_on = mesecon.mergetable(spec_common, spec_on);
+	spec_off = mesecon.mergetable(spec_common, spec_off);
+
+	minetest.register_node(name .. "_on", spec_on)
+	minetest.register_node(name .. "_off", spec_off)
+end
+
+-- swap onstate and offstate nodes, returns new state
+function mesecon.flipstate(pos, node)
+	local nodedef = minetest.registered_nodes[node.name]
+	local newstate
+	if (nodedef.__mesecon_state == "on") then newstate = "off" end
+	if (nodedef.__mesecon_state == "off") then newstate = "on" end
+
+	minetest.swap_node(pos, {name = nodedef.__mesecon_basename .. "_" .. newstate,
+		param2 = node.param2})
+
+	return newstate
+end
+
+-- File writing / reading utilities
+local wpath = minetest.get_worldpath()
+function mesecon.file2table(filename)
+	local f = io.open(wpath..DIR_DELIM..filename, "r")
+	if f == nil then return {} end
+	local t = f:read("*all")
+	f:close()
+	if t == "" or t == nil then return {} end
+	return minetest.deserialize(t)
+end
+
+function mesecon.table2file(filename, table)
+	local f = io.open(wpath..DIR_DELIM..filename, "w")
+	f:write(minetest.serialize(table))
+	f:close()
+end
+
+-- Block position "hashing" (convert to integer) functions for voxelmanip cache
+local BLOCKSIZE = 16
+
+-- convert node position --> block hash
+local function hash_blockpos(pos)
+	return minetest.hash_node_position({
+		x = math.floor(pos.x/BLOCKSIZE),
+		y = math.floor(pos.y/BLOCKSIZE),
+		z = math.floor(pos.z/BLOCKSIZE)
+	})
+end
+
+-- convert block hash --> node position
+local function unhash_blockpos(hash)
+	return vector.multiply(minetest.get_position_from_hash(hash), BLOCKSIZE)
+end
+
+-- Maps from a hashed mapblock position (as returned by hash_blockpos) to a
+-- table.
+--
+-- Contents of the table are:
+-- “vm” → the VoxelManipulator
+-- “va” → the VoxelArea
+-- “data” → the data array
+-- “param1” → the param1 array
+-- “param2” → the param2 array
+-- “dirty” → true if data has been modified
+--
+-- Nil if no VM-based transaction is in progress.
+local vm_cache = nil
+
+-- Starts a VoxelManipulator-based transaction.
+--
+-- During a VM transaction, calls to vm_get_node and vm_swap_node operate on a
+-- cached copy of the world loaded via VoxelManipulators. That cache can later
+-- be committed to the real map by means of vm_commit or discarded by means of
+-- vm_abort.
+function mesecon.vm_begin()
+	vm_cache = {}
+end
+
+-- Finishes a VoxelManipulator-based transaction, freeing the VMs and map data
+-- and writing back any modified areas.
+function mesecon.vm_commit()
+	for hash, tbl in pairs(vm_cache) do
+		if tbl.dirty then
+			local vm = tbl.vm
+			vm:set_data(tbl.data)
+			vm:write_to_map()
+			vm:update_map()
+		end
+	end
+	vm_cache = nil
+end
+
+-- Finishes a VoxelManipulator-based transaction, freeing the VMs and throwing
+-- away any modified areas.
+function mesecon.vm_abort()
+	vm_cache = nil
+end
+
+-- Gets the cache entry covering a position, populating it if necessary.
+local function vm_get_or_create_entry(pos)
+	local hash = hash_blockpos(pos)
+	local tbl = vm_cache[hash]
+	if not tbl then
+		local vm = minetest.get_voxel_manip(pos, pos)
+		local min_pos, max_pos = vm:get_emerged_area()
+		local va = VoxelArea:new{MinEdge = min_pos, MaxEdge = max_pos}
+		tbl = {vm = vm, va = va, data = vm:get_data(), param1 = vm:get_light_data(), param2 = vm:get_param2_data(), dirty = false}
+		vm_cache[hash] = tbl
+	end
+	return tbl
+end
+
+-- Gets the node at a given position during a VoxelManipulator-based
+-- transaction.
+function mesecon.vm_get_node(pos)
+	local tbl = vm_get_or_create_entry(pos)
+	local index = tbl.va:indexp(pos)
+	local node_value = tbl.data[index]
+	if node_value == core.CONTENT_IGNORE then
+		return nil
+	else
+		local node_param1 = tbl.param1[index]
+		local node_param2 = tbl.param2[index]
+		return {name = minetest.get_name_from_content_id(node_value), param1 = node_param1, param2 = node_param2}
+	end
+end
+
+-- Sets a node’s name during a VoxelManipulator-based transaction.
+--
+-- Existing param1, param2, and metadata are left alone.
+function mesecon.vm_swap_node(pos, name)
+	local tbl = vm_get_or_create_entry(pos)
+	local index = tbl.va:indexp(pos)
+	tbl.data[index] = minetest.get_content_id(name)
+	tbl.dirty = true
+end
+
+-- Gets the node at a given position, regardless of whether it is loaded or
+-- not, respecting a transaction if one is in progress.
+--
+-- Outside a VM transaction, if the mapblock is not loaded, it is pulled into
+-- the server’s main map data cache and then accessed from there.
+--
+-- Inside a VM transaction, the transaction’s VM cache is used.
+function mesecon.get_node_force(pos)
+	if vm_cache then
+		return mesecon.vm_get_node(pos)
+	else
+		local node = minetest.get_node_or_nil(pos)
+		if node == nil then
+			-- Node is not currently loaded; use a VoxelManipulator to prime
+			-- the mapblock cache and try again.
+			minetest.get_voxel_manip(pos, pos)
+			node = minetest.get_node_or_nil(pos)
+		end
+		return node
+	end
+end
+
+-- Swaps the node at a given position, regardless of whether it is loaded or
+-- not, respecting a transaction if one is in progress.
+--
+-- Outside a VM transaction, if the mapblock is not loaded, it is pulled into
+-- the server’s main map data cache and then accessed from there.
+--
+-- Inside a VM transaction, the transaction’s VM cache is used.
+--
+-- This function can only be used to change the node’s name, not its parameters
+-- or metadata.
+function mesecon.swap_node_force(pos, name)
+	if vm_cache then
+		return mesecon.vm_swap_node(pos, name)
+	else
+		-- This serves to both ensure the mapblock is loaded and also hand us
+		-- the old node table so we can preserve param2.
+		local node = mesecon.get_node_force(pos)
+		node.name = name
+		minetest.swap_node(pos, node)
+	end
+end
+
+-- Autoconnect Hooks
+-- Nodes like conductors may change their appearance and their connection rules
+-- right after being placed or after being dug, e.g. the default wires use this
+-- to automatically connect to linking nodes after placement.
+-- After placement, the update function will be executed immediately so that the
+-- possibly changed rules can be taken into account when recalculating the circuit.
+-- After digging, the update function will be queued and executed after
+-- recalculating the circuit. The update function must take care of updating the
+-- node at the given position itself, but also all of the other nodes the given
+-- position may have (had) a linking connection to.
+mesecon.autoconnect_hooks = {}
+
+-- name: A unique name for the hook, e.g. "foowire". Used to name the actionqueue function.
+-- fct: The update function with parameters function(pos, node)
+function mesecon.register_autoconnect_hook(name, fct)
+	mesecon.autoconnect_hooks[name] = fct
+	mesecon.queue:add_function("autoconnect_hook_"..name, fct)
+end
+
+function mesecon.execute_autoconnect_hooks_now(pos, node)
+	for _, fct in pairs(mesecon.autoconnect_hooks) do
+		fct(pos, node)
+	end
+end
+
+function mesecon.execute_autoconnect_hooks_queue(pos, node)
+	for name in pairs(mesecon.autoconnect_hooks) do
+		mesecon.queue:add_action(pos, "autoconnect_hook_"..name, {node})
+	end
+end

mesecons/wires.lua

@@ -1,280 +0,0 @@
--- naming scheme: wire:(xp)(zp)(xm)(zm)_on/off
--- The conditions in brackets define whether there is a mesecon at that place or not
--- 1 = there is one; 0 = there is none
--- y always means y+
-
-box_center = {-1/16, -.5, -1/16, 1/16, -.5+1/16, 1/16}
-box_bump1 =  { -2/16, -8/16,  -2/16, 2/16, -13/32, 2/16 }
-
-box_xp = {1/16, -.5, -1/16, 8/16, -.5+1/16, 1/16}
-box_zp = {-1/16, -.5, 1/16, 1/16, -.5+1/16, 8/16}
-box_xm = {-8/16, -.5, -1/16, -1/16, -.5+1/16, 1/16}
-box_zm = {-1/16, -.5, -8/16, 1/16, -.5+1/16, -1/16}
-
-box_xpy = {.5-1/16, -.5+1/16, -1/16, .5, .4999+1/16, 1/16}
-box_zpy = {-1/16, -.5+1/16, .5-1/16, 1/16, .4999+1/16, .5}
-box_xmy = {-.5, -.5+1/16, -1/16, -.5+1/16, .4999+1/16, 1/16}
-box_zmy = {-1/16, -.5+1/16, -.5, 1/16, .4999+1/16, -.5+1/16}
-
--- Registering the wires
-
-for xp=0, 1 do
-for zp=0, 1 do
-for xm=0, 1 do
-for zm=0, 1 do
-for xpy=0, 1 do
-for zpy=0, 1 do
-for xmy=0, 1 do
-for zmy=0, 1 do
-	if (xpy == 1 and xp == 0) or (zpy == 1 and zp == 0) 
-	or (xmy == 1 and xm == 0) or (zmy == 1 and zm == 0) then break end
-
-	local groups
-	local nodeid = 	tostring(xp )..tostring(zp )..tostring(xm )..tostring(zm )..
-			tostring(xpy)..tostring(zpy)..tostring(xmy)..tostring(zmy)
-
-	if nodeid == "00000000" then
-		groups = {dig_immediate = 3, mesecon_conductor_craftable=1}
-		wiredesc = "Mesecon"
-	else
-		groups = {dig_immediate = 3, not_in_creative_inventory = 1}
-		wiredesc = "Mesecons Wire (ID: "..nodeid..")"
-	end
-
-	local nodebox = {}
-	local adjx = false
-	local adjz = false
-	if xp == 1 then table.insert(nodebox, box_xp) adjx = true end
-	if zp == 1 then table.insert(nodebox, box_zp) adjz = true end
-	if xm == 1 then table.insert(nodebox, box_xm) adjx = true end
-	if zm == 1 then table.insert(nodebox, box_zm) adjz = true end
-	if xpy == 1 then table.insert(nodebox, box_xpy) end
-	if zpy == 1 then table.insert(nodebox, box_zpy) end
-	if xmy == 1 then table.insert(nodebox, box_xmy) end
-	if zmy == 1 then table.insert(nodebox, box_zmy) end
-
-	if adjx and adjz and (xp + zp + xm + zm > 2) then
-		table.insert(nodebox, box_bump1)
-		tiles_off = {
-			"wires_bump_off.png",
-			"wires_bump_off.png",
-			"wires_vertical_off.png",
-			"wires_vertical_off.png",
-			"wires_vertical_off.png",
-			"wires_vertical_off.png"
-		}
-		tiles_on = {
-			"wires_bump_on.png",
-			"wires_bump_on.png",
-			"wires_vertical_on.png",
-			"wires_vertical_on.png",
-			"wires_vertical_on.png",
-			"wires_vertical_on.png"
-		}
-	else
-		table.insert(nodebox, box_center)
-		tiles_off = {
-			"wires_off.png",
-			"wires_off.png",
-			"wires_vertical_off.png",
-			"wires_vertical_off.png",
-			"wires_vertical_off.png",
-			"wires_vertical_off.png"
-		}
-		tiles_on = {
-			"wires_on.png",
-			"wires_on.png",
-			"wires_vertical_on.png",
-			"wires_vertical_on.png",
-			"wires_vertical_on.png",
-			"wires_vertical_on.png"
-		}
-	end
-
-	if nodeid == "00000000" then
-		nodebox = {-8/16, -.5, -1/16, 8/16, -.5+1/16, 1/16}
-	end
-
-	minetest.register_node("mesecons:wire_"..nodeid.."_off", {
-		description = wiredesc,
-		drawtype = "nodebox",
-		tiles = tiles_off,
---		inventory_image = "wires_inv.png",
---		wield_image = "wires_inv.png",
-		inventory_image = "jeija_mesecon_off.png",
-		wield_image = "jeija_mesecon_off.png",
-		paramtype = "light",
-		paramtype2 = "facedir",
-		sunlight_propagates = true,
-		selection_box = {
-              		type = "fixed",
-			fixed = {-.5, -.5, -.5, .5, -.5+4/16, .5}
-		},
-		node_box = {
-			type = "fixed",
-			fixed = nodebox
-		},
-		groups = groups,
-		walkable = false,
-		stack_max = 99,
-		drop = "mesecons:wire_00000000_off",
-		mesecons = {conductor={
-			state = mesecon.state.off,
-			onstate = "mesecons:wire_"..nodeid.."_on"
-		}}
-	})
-
-	minetest.register_node("mesecons:wire_"..nodeid.."_on", {
-		description = "Wire ID:"..nodeid,
-		drawtype = "nodebox",
-		tiles = tiles_on,
---		inventory_image = "wires_inv.png",
---		wield_image = "wires_inv.png",
-		inventory_image = "jeija_mesecon_off.png",
-		wield_image = "jeija_mesecon_off.png",
-		paramtype = "light",
-		paramtype2 = "facedir",
-		sunlight_propagates = true,
-		selection_box = {
-              		type = "fixed",
-			fixed = {-.5, -.5, -.5, .5, -.5+4/16, .5}
-		},
-		node_box = {
-			type = "fixed",
-			fixed = nodebox
-		},
-		groups = {dig_immediate = 3, mesecon = 2, not_in_creative_inventory = 1},
-		walkable = false,
-		stack_max = 99,
-		drop = "mesecons:wire_00000000_off",
-		mesecons = {conductor={
-			state = mesecon.state.on,
-			offstate = "mesecons:wire_"..nodeid.."_off"
-		}}
-	})
-end
-end
-end
-end
-end
-end
-end
-end
-
--- Updating the wires:
--- Place the right connection wire
-
-local update_on_place_dig = function (pos, node)
-	if minetest.registered_nodes[node.name]
-	and minetest.registered_nodes[node.name].mesecons then
-		mesecon:update_autoconnect(pos)
-	end
-end
-
-minetest.register_on_placenode(update_on_place_dig)
-minetest.register_on_dignode(update_on_place_dig)
-
-function mesecon:update_autoconnect(pos, secondcall, replace_old)
-	local xppos = {x=pos.x+1, y=pos.y, z=pos.z}
-	local zppos = {x=pos.x, y=pos.y, z=pos.z+1}
-	local xmpos = {x=pos.x-1, y=pos.y, z=pos.z}
-	local zmpos = {x=pos.x, y=pos.y, z=pos.z-1}
-
-	local xpympos = {x=pos.x+1, y=pos.y-1, z=pos.z}
-	local zpympos = {x=pos.x, y=pos.y-1, z=pos.z+1}
-	local xmympos = {x=pos.x-1, y=pos.y-1, z=pos.z}
-	local zmympos = {x=pos.x, y=pos.y-1, z=pos.z-1}
-
-	local xpypos = {x=pos.x+1, y=pos.y+1, z=pos.z}
-	local zpypos = {x=pos.x, y=pos.y+1, z=pos.z+1}
-	local xmypos = {x=pos.x-1, y=pos.y+1, z=pos.z}
-	local zmypos = {x=pos.x, y=pos.y+1, z=pos.z-1}
-
-	if secondcall == nil then
-		mesecon:update_autoconnect(xppos, true)
-		mesecon:update_autoconnect(zppos, true)
-		mesecon:update_autoconnect(xmpos, true)
-		mesecon:update_autoconnect(zmpos, true)
-
-		mesecon:update_autoconnect(xpypos, true)
-		mesecon:update_autoconnect(zpypos, true)
-		mesecon:update_autoconnect(xmypos, true)
-		mesecon:update_autoconnect(zmypos, true)
-
-		mesecon:update_autoconnect(xpympos, true)
-		mesecon:update_autoconnect(zpympos, true)
-		mesecon:update_autoconnect(xmympos, true)
-		mesecon:update_autoconnect(zmympos, true)
-	end
-
-	nodename = minetest.get_node(pos).name
-	if string.find(nodename, "mesecons:wire_") == nil and not replace_old then return nil end
-
-	if mesecon:rules_link_anydir(pos, xppos) then xp = 1 else xp = 0 end
-	if mesecon:rules_link_anydir(pos, xmpos) then xm = 1 else xm = 0 end
-	if mesecon:rules_link_anydir(pos, zppos) then zp = 1 else zp = 0 end
-	if mesecon:rules_link_anydir(pos, zmpos) then zm = 1 else zm = 0 end
-
-	if mesecon:rules_link_anydir(pos, xpympos) then xp = 1 end
-	if mesecon:rules_link_anydir(pos, xmympos) then xm = 1 end
-	if mesecon:rules_link_anydir(pos, zpympos) then zp = 1 end
-	if mesecon:rules_link_anydir(pos, zmympos) then zm = 1 end
-
-	if mesecon:rules_link_anydir(pos, xpypos) then xpy = 1 else xpy = 0 end
-	if mesecon:rules_link_anydir(pos, zpypos) then zpy = 1 else zpy = 0 end
-	if mesecon:rules_link_anydir(pos, xmypos) then xmy = 1 else xmy = 0 end
-	if mesecon:rules_link_anydir(pos, zmypos) then zmy = 1 else zmy = 0 end
-
-	if xpy == 1 then xp = 1 end
-	if zpy == 1 then zp = 1 end
-	if xmy == 1 then xm = 1 end
-	if zmy == 1 then zm = 1 end
-
-	local nodeid = 	tostring(xp )..tostring(zp )..tostring(xm )..tostring(zm )..
-			tostring(xpy)..tostring(zpy)..tostring(xmy)..tostring(zmy)
-
-	
-	if string.find(nodename, "_off") ~= nil then
-		minetest.set_node(pos, {name = "mesecons:wire_"..nodeid.."_off"})
-	else
-		minetest.set_node(pos, {name = "mesecons:wire_"..nodeid.."_on" })
-	end
-end
-
-if not minetest.registered_nodes["default:stone_with_mese"] then --before MESE update, use old recipes
-	minetest.register_craft({
-		output = "mesecons:wire_00000000_off 18",
-		recipe = {
-			{"default:mese"},
-		}
-	})
-else
-
-	minetest.register_craft({
-		type = "cooking",
-		output = "mesecons:wire_00000000_off 2",
-		recipe = "default:mese_crystal_fragment",
-		cooktime = 3,
-	})
-
-	minetest.register_craft({
-		type = "cooking",
-		output = "mesecons:wire_00000000_off 18",
-		recipe = "default:mese_crystal",
-		cooktime = 15,
-	})
-
-	minetest.register_craft({
-		type = "cooking",
-		output = "mesecons:wire_00000000_off 162",
-		recipe = "default:mese",
-		cooktime = 30,
-	})
-
-end
-
-minetest.register_craft({
-	type = "cooking",
-	output = "mesecons:wire_00000000_off 16",
-	recipe = "default:mese_crystal",
-})

mesecons_blinkyplant/doc/blinkyplant/description.html

@@ -0,0 +1 @@
+The blinky plants toggles between on and off state every three seconds. Can be used to make clocks. Also works after having restarted the game.

mesecons_blinkyplant/init.lua

@@ -1,102 +1,51 @@
 -- The BLINKY_PLANT
-minetest.register_node("mesecons_blinkyplant:blinky_plant", {
-	drawtype = "plantlike",
-	visual_scale = 1,
-	tiles = {"jeija_blinky_plant_off.png"},
-	inventory_image = "jeija_blinky_plant_off.png",
-	walkable = false,
-	groups = {dig_immediate=3, not_in_creative_inventory=1},
-	drop="mesecons_blinkyplant:blinky_plant_off 1",
-    description="Deactivated Blinky Plant",
-	sounds = default.node_sound_leaves_defaults(),
-	selection_box = {
-		type = "fixed",
-		fixed = {-0.3, -0.5, -0.3, 0.3, -0.5+0.7, 0.3},
-	},
-	mesecons = {receptor = {
-		state = mesecon.state.off
-	}},
-	on_rightclick = function(pos, node, clicker)
-        minetest.set_node(pos, {name="mesecons_blinkyplant:blinky_plant_off"})
-    end	
-})
 
-minetest.register_node("mesecons_blinkyplant:blinky_plant_off", {
+local toggle_timer = function (pos)
-	drawtype = "plantlike",
+	local timer = minetest.get_node_timer(pos)
-	visual_scale = 1,
+	if timer:is_started() then
-	tiles = {"jeija_blinky_plant_off.png"},
+		timer:stop()
-	inventory_image = "jeija_blinky_plant_off.png",
+	else
-	paramtype = "light",
+		timer:start(mesecon.setting("blinky_plant_interval", 3))
-	walkable = false,
-	groups = {dig_immediate=3, mesecon=2},
-    description="Blinky Plant",
-	sounds = default.node_sound_leaves_defaults(),
-	selection_box = {
-		type = "fixed",
-		fixed = {-0.3, -0.5, -0.3, 0.3, -0.5+0.7, 0.3},
-	},
-	mesecons = {receptor = {
-		state = mesecon.state.off
-	}},
-	on_rightclick = function(pos, node, clicker)
-        minetest.set_node(pos, {name="mesecons_blinkyplant:blinky_plant"})
-    end
-})
-
-minetest.register_node("mesecons_blinkyplant:blinky_plant_on", {
-	drawtype = "plantlike",
-	visual_scale = 1,
-	tiles = {"jeija_blinky_plant_on.png"},
-	inventory_image = "jeija_blinky_plant_off.png",
-	paramtype = "light",
-	walkable = false,
-	groups = {dig_immediate=3, not_in_creative_inventory=1, mesecon=2},
-	drop="mesecons_blinkyplant:blinky_plant_off 1",
-	light_source = LIGHT_MAX-7,
-	description = "Blinky Plant",
-	sounds = default.node_sound_leaves_defaults(),
-	selection_box = {
-		type = "fixed",
-		fixed = {-0.3, -0.5, -0.3, 0.3, -0.5+0.7, 0.3},
-	},
-	mesecons = {receptor = {
-		state = mesecon.state.on
-	}},
-	on_rightclick = function(pos, node, clicker)
-		minetest.set_node(pos, {name = "mesecons_blinkyplant:blinky_plant"})
-		mesecon:receptor_off(pos)
 	end
+end
+
+local on_timer = function (pos)
+	local node = minetest.get_node(pos)
+	if(mesecon.flipstate(pos, node) == "on") then
+		mesecon.receptor_on(pos)
+	else
+		mesecon.receptor_off(pos)
+	end
+	toggle_timer(pos)
+end
+
+mesecon.register_node("mesecons_blinkyplant:blinky_plant", {
+	description="Blinky Plant",
+	drawtype = "plantlike",
+	inventory_image = "jeija_blinky_plant_off.png",
+	paramtype = "light",
+	walkable = false,
+	sounds = default.node_sound_leaves_defaults(),
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.3, -0.5, -0.3, 0.3, -0.5+0.7, 0.3},
+	},
+	on_timer = on_timer,
+	on_rightclick = toggle_timer,
+	on_construct = toggle_timer
+},{
+	tiles = {"jeija_blinky_plant_off.png"},
+	groups = {dig_immediate=3},
+	mesecons = {receptor = { state = mesecon.state.off }}
+},{
+	tiles = {"jeija_blinky_plant_on.png"},
+	groups = {dig_immediate=3, not_in_creative_inventory=1},
+	mesecons = {receptor = { state = mesecon.state.on }}
 })
 
 minetest.register_craft({
 	output = "mesecons_blinkyplant:blinky_plant_off 1",
-	recipe = {
+	recipe = {	{"","group:mesecon_conductor_craftable",""},
-	{"","group:mesecon_conductor_craftable",""},
+			{"","group:mesecon_conductor_craftable",""},
-	{"","group:mesecon_conductor_craftable",""},
+			{"group:sapling","group:sapling","group:sapling"}}
-	{"default:sapling","default:sapling","default:sapling"},
-	}
-})
-
-minetest.register_abm(
-	{nodenames = {"mesecons_blinkyplant:blinky_plant_off"},
-	interval = BLINKY_PLANT_INTERVAL,
-	chance = 1,
-	action = function(pos, node, active_object_count, active_object_count_wider)
-		--minetest.remove_node(pos)
-		minetest.add_node(pos, {name="mesecons_blinkyplant:blinky_plant_on"})
-		nodeupdate(pos)	
-		mesecon:receptor_on(pos)
-	end,
-})
-
-minetest.register_abm({
-	nodenames = {"mesecons_blinkyplant:blinky_plant_on"},
-	interval = BLINKY_PLANT_INTERVAL,
-	chance = 1,
-	action = function(pos, node, active_object_count, active_object_count_wider)
-		--minetest.remove_node(pos)
-		minetest.add_node(pos, {name="mesecons_blinkyplant:blinky_plant_off"})
-		nodeupdate(pos)	
-		mesecon:receptor_off(pos)
-	end,
 })

mesecons_button/doc/button/description.html

@@ -0,0 +1 @@
+This receptor can be attached to walls. It turns on for 1 second if it's punched.

mesecons_button/init.lua

@@ -8,14 +8,14 @@ mesecon.button_turnoff = function (pos)
 		minetest.swap_node(pos, {name = "mesecons_button:button_off", param2=node.param2})
 		minetest.sound_play("mesecons_button_pop", {pos=pos})
 		local rules = mesecon.rules.buttonlike_get(node)
-		mesecon:receptor_off(pos, rules)
+		mesecon.receptor_off(pos, rules)
 	end
 end
 
 minetest.register_node("mesecons_button:button_off", {
 	drawtype = "nodebox",
 	tiles = {
-	"jeija_wall_button_sides.png",	
+	"jeija_wall_button_sides.png",
 	"jeija_wall_button_sides.png",
 	"jeija_wall_button_sides.png",
 	"jeija_wall_button_sides.png",
@@ -32,7 +32,7 @@ minetest.register_node("mesecons_button:button_off", {
 		fixed = { -6/16, -6/16, 5/16, 6/16, 6/16, 8/16 }
 	},
 	node_box = {
-		type = "fixed",	
+		type = "fixed",
 		fixed = {
 		{ -6/16, -6/16, 6/16, 6/16, 6/16, 8/16 },	-- the thin plate behind the button
 		{ -4/16, -2/16, 4/16, 4/16, 2/16, 6/16 }	-- the button itself
@@ -40,9 +40,9 @@ minetest.register_node("mesecons_button:button_off", {
 	},
 	groups = {dig_immediate=2, mesecon_needs_receiver = 1},
 	description = "Button",
-	on_punch = function (pos, node)
+	on_rightclick = function (pos, node)
 		minetest.swap_node(pos, {name = "mesecons_button:button_on", param2=node.param2})
-		mesecon:receptor_on(pos, mesecon.rules.buttonlike_get(node))
+		mesecon.receptor_on(pos, mesecon.rules.buttonlike_get(node))
 		minetest.sound_play("mesecons_button_push", {pos=pos})
 		minetest.after(1, mesecon.button_turnoff, pos)
 	end,
@@ -67,7 +67,7 @@ minetest.register_node("mesecons_button:button_on", {
 	paramtype2 = "facedir",
 	legacy_wallmounted = true,
 	walkable = false,
-	light_source = LIGHT_MAX-7,
+	light_source = default.LIGHT_MAX-7,
 	sunlight_propagates = true,
 	selection_box = {
 		type = "fixed",

mesecons_commandblock/doc/commandblock/description.html

@@ -0,0 +1 @@
+There is no crafting recipe as this should only be available for server admins. Quite similar to the Minecraft counterpart. Executes server commands.

mesecons_commandblock/init.lua

@@ -1,210 +1,208 @@
-minetest.register_chatcommand("say", {
+minetest.register_chatcommand("say", {
-	params = "<text>",
+	params = "<text>",
-	description = "Say <text> as the server",
+	description = "Say <text> as the server",
-	privs = {server=true},
+	privs = {server=true},
-	func = function(name, param)
+	func = function(name, param)
-		minetest.chat_send_all(name .. ": " .. param)
+		minetest.chat_send_all(name .. ": " .. param)
-	end
+	end
-})
+})
-
+
-minetest.register_chatcommand("tell", {
+minetest.register_chatcommand("tell", {
-	params = "<name> <text>",
+	params = "<name> <text>",
-	description = "Say <text> to <name> privately",
+	description = "Say <text> to <name> privately",
-	func = function(name, param)
+	func = function(name, param)
-		local found, _, target, message = param:find("^([^%s]+)%s+(.*)$")
+		local found, _, target, message = param:find("^([^%s]+)%s+(.*)$")
-		if found == nil then
+		if found == nil then
-			minetest.chat_send_player(name, "Invalid usage: " .. param)
+			minetest.chat_send_player(name, "Invalid usage: " .. param)
-			return
+			return
-		end
+		end
-		if not minetest.get_player_by_name(target) then
+		if not minetest.get_player_by_name(target) then
-			minetest.chat_send_player(name, "Invalid target: " .. target)
+			minetest.chat_send_player(name, "Invalid target: " .. target)
-		end
+		end
-		minetest.chat_send_player(target, name .. " whispers: " .. message, false)
+		minetest.chat_send_player(target, name .. " whispers: " .. message, false)
-	end
+	end
-})
+})
-
+
-minetest.register_chatcommand("tellme", {
+minetest.register_chatcommand("hp", {
-	params = "<text>",
+	params = "<name> <value>",
-	description = "Say <text> to yourself",
+	description = "Set health of <name> to <value> hitpoints",
-	func = function(name, param)
+	privs = {ban=true},
-		minetest.chat_send_player(name, param, false)
+	func = function(name, param)
-	end
+		local found, _, target, value = param:find("^([^%s]+)%s+(%d+)$")
-})
+		if found == nil then
-
+			minetest.chat_send_player(name, "Invalid usage: " .. param)
-minetest.register_chatcommand("hp", {
+			return
-	params = "<name> <value>",
+		end
-	description = "Set health of <name> to <value> hitpoints",
+		local player = minetest.get_player_by_name(target)
-	privs = {ban=true},
+		if player then
-	func = function(name, param)
+			player:set_hp(value)
-		local found, _, target, value = param:find("^([^%s]+)%s+(%d+)$")
+		else
-		if found == nil then
+			minetest.chat_send_player(name, "Invalid target: " .. target)
-			minetest.chat_send_player(name, "Invalid usage: " .. param)
+		end
-			return
+	end
-		end
+})
-		local player = minetest.get_player_by_name(target)
+
-		if player then
+local function initialize_data(meta)
-			player:set_hp(value)
+	local commands = minetest.formspec_escape(meta:get_string("commands"))
-		else
+	meta:set_string("formspec",
-			minetest.chat_send_player(name, "Invalid target: " .. target)
+		"invsize[9,5;]" ..
-		end
+		"textarea[0.5,0.5;8.5,4;commands;Commands;"..commands.."]" ..
-	end
+		"label[1,3.8;@nearest, @farthest, and @random are replaced by the respective player names]" ..
-})
+		"button_exit[3.3,4.5;2,1;submit;Submit]")
-
+	local owner = meta:get_string("owner")
-local initialize_data = function(meta, player, command, param)
+	if owner == "" then
-	meta:set_string("formspec",
+		owner = "not owned"
-		"invsize[9,6;]" ..
+	else
-		"field[1,1;7.5,1;player;Player;" .. player .. "]" ..
+		owner = "owned by " .. owner
-		"button[1.3,2;2,1;nearest;Nearest]" ..
+	end
-		"button[3.3,2;2,1;farthest;Farthest]" ..
+	meta:set_string("infotext", "Command Block\n" ..
-		"button[5.3,2;2,1;random;Random]" ..
+		"(" .. owner .. ")\n" ..
-		"field[1,4;2,1;command;Command;" .. command .. "]" ..
+		"Commands: "..commands)
-		"field[3,4;5.5,1;param;Parameter;" .. param .. "]" ..
+end
-		"button_exit[3.3,5;2,1;submit;Submit]")
+
-	local owner = meta:get_string("owner")
+local function construct(pos)
-	if owner == "" then
+	local meta = minetest.get_meta(pos)
-		owner = "not owned"
+
-	else
+	meta:set_string("commands", "tell @nearest Commandblock unconfigured")
-		owner = "owned by " .. owner
+
-	end
+	meta:set_string("owner", "")
-	meta:set_string("infotext", "Command Block\n" ..
+
-		"(" .. owner .. ")\n" ..
+	initialize_data(meta)
-		"Command: /" .. command .. " " .. param)
+end
-end
+
-
+local function after_place(pos, placer)
-local construct = function(pos)
+	if placer then
-	local meta = minetest.get_meta(pos)
+		local meta = minetest.get_meta(pos)
-
+		meta:set_string("owner", placer:get_player_name())
-	meta:set_string("player", "@nearest")
+		initialize_data(meta)
-	meta:set_string("command", "time")
+	end
-	meta:set_string("param", "7000")
+end
-
+
-	meta:set_string("owner", "")
+local function receive_fields(pos, formname, fields, sender)
-
+	if not fields.submit then
-	initialize_data(meta, "@nearest", "time", "7000")
+		return
-end
+	end
-
+	local meta = minetest.get_meta(pos)
-local after_place = function(pos, placer)
+	local owner = meta:get_string("owner")
-	if placer then
+	if owner ~= "" and sender:get_player_name() ~= owner then
-		local meta = minetest.get_meta(pos)
+		return
-		meta:set_string("owner", placer:get_player_name())
+	end
-		initialize_data(meta, "@nearest", "time", "7000")
+	meta:set_string("commands", fields.commands)
-	end
+
-end
+	initialize_data(meta)
-
+end
-local receive_fields = function(pos, formname, fields, sender)
+
-	if fields.quit then
+local function resolve_commands(commands, pos)
-		return
+	local players = minetest.get_connected_players()
-	end
+
-	local meta = minetest.get_meta(pos)
+	-- No players online: remove all commands containing
-	if fields.nearest then
+	-- @nearest, @farthest and @random
-		initialize_data(meta, "@nearest", fields.command, fields.param)
+	if #players == 0 then
-	elseif fields.farthest then
+		commands = commands:gsub("[^\r\n]+", function (line)
-		initialize_data(meta, "@farthest", fields.command, fields.param)
+			if line:find("@nearest") then return "" end
-	elseif fields.random then
+			if line:find("@farthest") then return "" end
-		initialize_data(meta, "@random", fields.command, fields.param)
+			if line:find("@random") then return "" end
-	else --fields.submit or pressed enter
+			return line
-		meta:set_string("player", fields.player)
+		end)
-		meta:set_string("command", fields.command)
+		return commands
-		meta:set_string("param", fields.param)
+	end
-
+
-		initialize_data(meta, fields.player, fields.command, fields.param)
+	local nearest, farthest = nil, nil
-	end
+	local min_distance, max_distance = math.huge, -1
-end
+	for index, player in pairs(players) do
-
+		local distance = vector.distance(pos, player:getpos())
-local resolve_player = function(name, pos)
+		if distance < min_distance then
-	local get_distance = function(pos1, pos2)
+			min_distance = distance
-		return math.sqrt((pos1.x - pos2.x) ^ 2 + (pos1.y - pos2.y) ^ 2 + (pos1.z - pos2.z) ^ 2)
+			nearest = player:get_player_name()
-	end
+		end
-
+		if distance > max_distance then
-	if name == "@nearest" then
+			max_distance = distance
-		local min_distance = math.huge
+			farthest = player:get_player_name()
-		for index, player in ipairs(minetest.get_connected_players()) do
+		end
-			local distance = get_distance(pos, player:getpos())
+	end
-			if distance < min_distance then
+	local random = players[math.random(#players)]:get_player_name()
-				min_distance = distance
+	commands = commands:gsub("@nearest", nearest)
-				name = player:get_player_name()
+	commands = commands:gsub("@farthest", farthest)
-			end
+	commands = commands:gsub("@random", random)
-		end
+	return commands
-	elseif name == "@farthest" then
+end
-		local max_distance = -1
+
-		for index, player in ipairs(minetest.get_connected_players()) do
+local function commandblock_action_on(pos, node)
-			local distance = get_distance(pos, player:getpos())
+	if node.name ~= "mesecons_commandblock:commandblock_off" then
-			if distance > max_distance then
+		return
-				max_distance = distance
+	end
-				name = player:get_player_name()
+
-			end
+	minetest.swap_node(pos, {name = "mesecons_commandblock:commandblock_on"})
-		end
+
-	elseif name == "@random" then
+	local meta = minetest.get_meta(pos)
-		local players = minetest.get_connected_players()
+	local owner = meta:get_string("owner")
-		local player = players[math.random(#players)]
+	if owner == "" then
-		name = player:get_player_name()
+		return
-	end
+	end
-	return name
+
-end
+	local commands = resolve_commands(meta:get_string("commands"), pos)
-
+	for _, command in pairs(commands:split("\n")) do
-local commandblock_action_on = function(pos, node)
+		local pos = command:find(" ")
-	if node.name ~= "mesecons_commandblock:commandblock_off" then
+		local cmd, param = command, ""
-		return
+		if pos then
-	end
+			cmd = command:sub(1, pos - 1)
-
+			param = command:sub(pos + 1)
-	minetest.swap_node(pos, {name = "mesecons_commandblock:commandblock_on"})
+		end
-
+		local cmddef = minetest.chatcommands[cmd]
-	local meta = minetest.get_meta(pos)
+		if not cmddef then
-	local command = minetest.chatcommands[meta:get_string("command")]
+			minetest.chat_send_player(owner, "The command "..cmd.." does not exist")
-	if command == nil then
+			return
-		return
+		end
-	end
+		local has_privs, missing_privs = minetest.check_player_privs(owner, cmddef.privs)
-	local owner = meta:get_string("owner")
+		if not has_privs then
-	if owner == "" then
+			minetest.chat_send_player(owner, "You don't have permission "
-		return
+					.."to run "..cmd
-	end
+					.." (missing privileges: "
-	local has_privs, missing_privs = minetest.check_player_privs(owner, command.privs)
+					..table.concat(missing_privs, ", ")..")")
-	if not has_privs then
+			return
-		minetest.chat_send_player(owner, "You don't have permission to run this command (missing privileges: "..table.concat(missing_privs, ", ")..")")
+		end
-		return
+		cmddef.func(owner, param)
-	end
+	end
-	local player = resolve_player(meta:get_string("player"), pos)
+end
-	command.func(player, meta:get_string("param"))
+
-end
+local function commandblock_action_off(pos, node)
-
+	if node.name == "mesecons_commandblock:commandblock_on" then
-local commandblock_action_off = function(pos, node)
+		minetest.swap_node(pos, {name = "mesecons_commandblock:commandblock_off"})
-	if node.name == "mesecons_commandblock:commandblock_on" then
+	end
-		minetest.swap_node(pos, {name = "mesecons_commandblock:commandblock_off"})
+end
-	end
+
-end
+local function can_dig(pos, player)
-
+	local meta = minetest.get_meta(pos)
-minetest.register_node("mesecons_commandblock:commandblock_off", {
+	local owner = meta:get_string("owner")
-	description = "Command Block",
+	return owner == "" or owner == player:get_player_name()
-	tiles = {"jeija_commandblock_off.png"},
+end
-	inventory_image = minetest.inventorycube("jeija_commandblock_off.png"),
+
-	groups = {cracky=2, mesecon_effector_off=1},
+minetest.register_node("mesecons_commandblock:commandblock_off", {
-	on_construct = construct,
+	description = "Command Block",
-	after_place_node = after_place,
+	tiles = {"jeija_commandblock_off.png"},
-	on_receive_fields = receive_fields,
+	inventory_image = minetest.inventorycube("jeija_commandblock_off.png"),
-	can_dig = function(pos,player)
+	groups = {cracky=2, mesecon_effector_off=1},
-		local owner = minetest.get_meta(pos):get_string("owner")
+	on_construct = construct,
-		return owner == "" or owner == player:get_player_name()
+	after_place_node = after_place,
-	end,
+	on_receive_fields = receive_fields,
-	sounds = default.node_sound_stone_defaults(),
+	can_dig = can_dig,
-	mesecons = {effector = {
+	sounds = default.node_sound_stone_defaults(),
-		action_on = commandblock_action_on
+	mesecons = {effector = {
-	}}
+		action_on = commandblock_action_on
-})
+	}}
-
+})
-minetest.register_node("mesecons_commandblock:commandblock_on", {
+
-	tiles = {"jeija_commandblock_on.png"},
+minetest.register_node("mesecons_commandblock:commandblock_on", {
-	groups = {cracky=2, mesecon_effector_on=1, not_in_creative_inventory=1},
+	tiles = {"jeija_commandblock_on.png"},
-	light_source = 10,
+	groups = {cracky=2, mesecon_effector_on=1, not_in_creative_inventory=1},
-	drop = "mesecons_commandblock:commandblock_off",
+	light_source = 10,
-	on_construct = construct,
+	drop = "mesecons_commandblock:commandblock_off",
-	after_place_node = after_place,
+	on_construct = construct,
-	on_receive_fields = receive_fields,
+	after_place_node = after_place,
-	can_dig = function(pos,player)
+	on_receive_fields = receive_fields,
-		local owner = minetest.get_meta(pos):get_string("owner")
+	can_dig = can_dig,
-		return owner == "" or owner == player:get_player_name()
+	sounds = default.node_sound_stone_defaults(),
-	end,
+	mesecons = {effector = {
-	sounds = default.node_sound_stone_defaults(),
+		action_off = commandblock_action_off
-	mesecons = {effector = {
+	}}
-		action_off = commandblock_action_off
+})
-	}}
-})

mesecons_compatibility/init.lua

@@ -1,167 +0,0 @@
-doors = {}
-
--- Registers a door - REDEFINITION ONLY | DOORS MOD MUST HAVE BEEN LOADED BEFORE
---  name: The name of the door
---  def: a table with the folowing fields:
---    description
---    inventory_image
---    groups
---    tiles_bottom: the tiles of the bottom part of the door {front, side}
---    tiles_top: the tiles of the bottom part of the door {front, side}
---    If the following fields are not defined the default values are used
---    node_box_bottom
---    node_box_top
---    selection_box_bottom
---    selection_box_top
---    only_placer_can_open: if true only the player who placed the door can
---                          open it
-
-function doors:register_door(name, def)
-	def.groups.not_in_creative_inventory = 1
-	
-	local box = {{-0.5, -0.5, -0.5,   0.5, 0.5, -0.5+1.5/16}}
-	
-	if not def.node_box_bottom then
-		def.node_box_bottom = box
-	end
-	if not def.node_box_top then
-		def.node_box_top = box
-	end
-	if not def.selection_box_bottom then
-		def.selection_box_bottom= box
-	end
-	if not def.selection_box_top then
-		def.selection_box_top = box
-	end
-	
-	local tt = def.tiles_top
-	local tb = def.tiles_bottom
-	
-	local function after_dig_node(pos, name)
-		if minetest.get_node(pos).name == name then
-			minetest.remove_node(pos)
-		end
-	end
-
-	local function on_rightclick(pos, dir, check_name, replace, replace_dir, params)
-		pos.y = pos.y+dir
-		if not minetest.get_node(pos).name == check_name then
-			return
-		end
-		local p2 = minetest.get_node(pos).param2
-		p2 = params[p2+1]
-		
-		local meta = minetest.get_meta(pos):to_table()
-		minetest.set_node(pos, {name=replace_dir, param2=p2})
-		minetest.get_meta(pos):from_table(meta)
-		
-		pos.y = pos.y-dir
-		meta = minetest.get_meta(pos):to_table()
-		minetest.set_node(pos, {name=replace, param2=p2})
-		minetest.get_meta(pos):from_table(meta)
-	end
-
-	local function on_mesecons_signal_open (pos, node)
-		on_rightclick(pos, 1, name.."_t_1", name.."_b_2", name.."_t_2", {1,2,3,0})
-	end
-
-	local function on_mesecons_signal_close (pos, node)
-		on_rightclick(pos, 1, name.."_t_2", name.."_b_1", name.."_t_1", {3,0,1,2})
-	end
-	
-	local function check_player_priv(pos, player)
-		if not def.only_placer_can_open then
-			return true
-		end
-		local meta = minetest.get_meta(pos)
-		local pn = player:get_player_name()
-		return meta:get_string("doors_owner") == pn
-	end
-	
-	minetest.register_node(":"..name.."_b_1", {
-		tiles = {tb[2], tb[2], tb[2], tb[2], tb[1], tb[1].."^[transformfx"},
-		paramtype = "light",
-		paramtype2 = "facedir",
-		drop = name,
-		drawtype = "nodebox",
-		node_box = {
-			type = "fixed",
-			fixed = def.node_box_bottom
-		},
-		selection_box = {
-			type = "fixed",
-			fixed = def.selection_box_bottom
-		},
-		groups = def.groups,
-		
-		after_dig_node = function(pos, oldnode, oldmetadata, digger)
-			pos.y = pos.y+1
-			after_dig_node(pos, name.."_t_1")
-		end,
-		
-		on_rightclick = function(pos, node, puncher)
-			if check_player_priv(pos, puncher) then
-				on_rightclick(pos, 1, name.."_t_1", name.."_b_2", name.."_t_2", {1,2,3,0})
-			end
-		end,
-
-		mesecons = {effector = {
-			action_on  = on_mesecons_signal_open
-		}},
-		
-		can_dig = check_player_priv,
-	})
-	
-	minetest.register_node(":"..name.."_b_2", {
-		tiles = {tb[2], tb[2], tb[2], tb[2], tb[1].."^[transformfx", tb[1]},
-		paramtype = "light",
-		paramtype2 = "facedir",
-		drop = name,
-		drawtype = "nodebox",
-		node_box = {
-			type = "fixed",
-			fixed = def.node_box_bottom
-		},
-		selection_box = {
-			type = "fixed",
-			fixed = def.selection_box_bottom
-		},
-		groups = def.groups,
-		
-		after_dig_node = function(pos, oldnode, oldmetadata, digger)
-			pos.y = pos.y+1
-			after_dig_node(pos, name.."_t_2")
-		end,
-		
-		on_rightclick = function(pos, node, puncher)
-			if check_player_priv(pos, puncher) then
-				on_rightclick(pos, 1, name.."_t_2", name.."_b_1", name.."_t_1", {3,0,1,2})
-			end
-		end,
-
-		mesecons = {effector = {
-			action_off = on_mesecons_signal_close
-		}},
-		
-		can_dig = check_player_priv,
-	})
-end
-
-doors:register_door("doors:door_wood", {
-	description = "Wooden Door",
-	inventory_image = "door_wood.png",
-	groups = {snappy=1,choppy=2,oddly_breakable_by_hand=2,flammable=2,door=1},
-	tiles_bottom = {"door_wood_b.png", "door_brown.png"},
-	tiles_top = {"door_wood_a.png", "door_brown.png"},
-	sounds = default.node_sound_wood_defaults(),
-})
-
-doors:register_door("doors:door_steel", {
-	description = "Steel Door",
-	inventory_image = "door_steel.png",
-	groups = {snappy=1,bendy=2,cracky=1,melty=2,level=2,door=1},
-	tiles_bottom = {"door_steel_b.png", "door_grey.png"},
-	tiles_top = {"door_steel_a.png", "door_grey.png"},
-	only_placer_can_open = true,
-	sounds = default.node_sound_stone_defaults(),
-})

mesecons_delayer/doc/delayer/description.html

@@ -0,0 +1 @@
+The delayer delays the signal from the input for a determined time. The time can be set by punching the delayer. Possible delays are: 0.1 seconds, 0.3 seconds, 0.5 seconds and 1 second. You may try to use it for creating songs with the noteblock.

mesecons_delayer/init.lua

@@ -2,7 +2,7 @@
 local delayer_get_output_rules = function(node)
 	local rules = {{x = 0, y = 0, z = 1}}
 	for i = 0, node.param2 do
-		rules = mesecon:rotate_rules_left(rules)
+		rules = mesecon.rotate_rules_left(rules)
 	end
 	return rules
 end
@@ -10,42 +10,32 @@ end
 local delayer_get_input_rules = function(node)
 	local rules = {{x = 0, y = 0, z = -1}}
 	for i = 0, node.param2 do
-		rules = mesecon:rotate_rules_left(rules)
+		rules = mesecon.rotate_rules_left(rules)
 	end
 	return rules
 end
 
 -- Functions that are called after the delay time
 
-local delayer_turnon = function(params)
-	local rules = delayer_get_output_rules(params.node)
-	mesecon:receptor_on(params.pos, rules)
-end
-
-local delayer_turnoff = function(params)
-	local rules = delayer_get_output_rules(params.node)
-	mesecon:receptor_off(params.pos, rules)
-end
-
 local delayer_activate = function(pos, node)
 	local def = minetest.registered_nodes[node.name]
 	local time = def.delayer_time
 	minetest.swap_node(pos, {name = def.delayer_onstate, param2=node.param2})
-	minetest.after(time, delayer_turnon , {pos = pos, node = node})
+	mesecon.queue:add_action(pos, "receptor_on", {delayer_get_output_rules(node)}, time, nil)
 end
 
 local delayer_deactivate = function(pos, node)
 	local def = minetest.registered_nodes[node.name]
 	local time = def.delayer_time
 	minetest.swap_node(pos, {name = def.delayer_offstate, param2=node.param2})
-	minetest.after(time, delayer_turnoff, {pos = pos, node = node})
+	mesecon.queue:add_action(pos, "receptor_off", {delayer_get_output_rules(node)}, time, nil)
 end
 
 -- Register the 2 (states) x 4 (delay times) delayers
 
 for i = 1, 4 do
 local groups = {}
-if i == 1 then 
+if i == 1 then
 	groups = {bendy=2,snappy=1,dig_immediate=2}
 else
 	groups = {bendy=2,snappy=1,dig_immediate=2, not_in_creative_inventory=1}

mesecons_detector/doc/nodedetector/description.html

@@ -0,0 +1,6 @@
+The node detector is a receptor. It changes its state when either any node
+or a specific node is detected. Right-click it to set a nodename to scan for.
+It can also receive digiline signals. You can either send "GET" and it will
+respond with the detected nodename or you can send any other string and it will
+set this string as the node to scan for.
+Nodenames must include the mod they reside in, so for instance default:dirt, not just dirt.

mesecons_detector/doc/objectdetector/description.html

@@ -0,0 +1,3 @@
+The object detector is a receptor. It changes its state when a player approaches.
+Right-click it to set a name to scan for.
+It can also receive digiline signals which are the name to scan for on the specified channel in the right-click menu.

mesecons_detector/init.lua

@@ -1,18 +1,19 @@
+local GET_COMMAND = "GET"
+
 -- Object detector
 -- Detects players in a certain radius
 -- The radius can be specified in mesecons/settings.lua
 
-local object_detector_make_formspec = function (pos)
+local function object_detector_make_formspec(pos)
-	local meta = minetest.get_meta(pos)
+	minetest.get_meta(pos):set_string("formspec", "size[9,2.5]" ..
-	meta:set_string("formspec", "size[9,2.5]" ..
 		"field[0.3,  0;9,2;scanname;Name of player to scan for (empty for any):;${scanname}]"..
-		"field[0.3,1.5;4,2;digiline_channel;Digiline Channel (optional):;${digiline_channel}]")
+		"field[0.3,1.5;4,2;digiline_channel;Digiline Channel (optional):;${digiline_channel}]"..
+		"button_exit[7,0.75;2,3;;Save]")
 end
 
-local object_detector_on_receive_fields = function(pos, formname, fields)
+local function object_detector_on_receive_fields(pos, _, fields)
-	if fields.quit then
+	if not fields.scanname or not fields.digiline_channel then return end
-		return
+
-	end
 	local meta = minetest.get_meta(pos)
 	meta:set_string("scanname", fields.scanname)
 	meta:set_string("digiline_channel", fields.digiline_channel)
@@ -20,25 +21,35 @@ local object_detector_on_receive_fields = function(pos, formname, fields)
 end
 
 -- returns true if player was found, false if not
-local object_detector_scan = function (pos)
+local function object_detector_scan(pos)
-	local objs = minetest.get_objects_inside_radius(pos, OBJECT_DETECTOR_RADIUS)
+	local objs = minetest.get_objects_inside_radius(pos, mesecon.setting("detector_radius", 6))
-	for k, obj in pairs(objs) do
+
-		local isname = obj:get_player_name() -- "" is returned if it is not a player; "" ~= nil!
+	-- abort if no scan results were found
-		local scanname = minetest.get_meta(pos):get_string("scanname")
+	if next(objs) == nil then return false end
-		if (isname == scanname and isname ~= "") or (isname  ~= "" and scanname == "") then -- player with scanname found or not scanname specified
+
-			return true
+	local scanname = minetest.get_meta(pos):get_string("scanname")
+	local every_player = scanname == ""
+	for _, obj in pairs(objs) do
+		-- "" is returned if it is not a player; "" ~= nil; so only handle objects with foundname ~= ""
+		local foundname = obj:get_player_name()
+
+		if foundname ~= "" then
+			-- return true if scanning for any player or if specific playername was detected
+			if scanname == "" or foundname == scanname then
+				return true
+			end
 		end
 	end
+
 	return false
 end
 
 -- set player name when receiving a digiline signal on a specific channel
-object_detector_digiline = {
+local object_detector_digiline = {
 	effector = {
-		action = function (pos, node, channel, msg)
+		action = function(pos, node, channel, msg)
 			local meta = minetest.get_meta(pos)
-			local active_channel = meta:get_string("digiline_channel")
+			if channel == meta:get_string("digiline_channel") then
-			if channel == active_channel then
 				meta:set_string("scanname", msg)
 				object_detector_make_formspec(pos)
 			end
@@ -53,7 +64,8 @@ minetest.register_node("mesecons_detector:object_detector_off", {
 	groups = {cracky=3},
 	description="Player Detector",
 	mesecons = {receptor = {
-		state = mesecon.state.off
+		state = mesecon.state.off,
+		rules = mesecon.rules.pplate
 	}},
 	on_construct = object_detector_make_formspec,
 	on_receive_fields = object_detector_on_receive_fields,
@@ -68,7 +80,8 @@ minetest.register_node("mesecons_detector:object_detector_on", {
 	groups = {cracky=3,not_in_creative_inventory=1},
 	drop = 'mesecons_detector:object_detector_off',
 	mesecons = {receptor = {
-		state = mesecon.state.on
+		state = mesecon.state.on,
+		rules = mesecon.rules.pplate
 	}},
 	on_construct = object_detector_make_formspec,
 	on_receive_fields = object_detector_on_receive_fields,
@@ -85,26 +98,169 @@ minetest.register_craft({
 	}
 })
 
-minetest.register_abm(
+minetest.register_abm({
-	{nodenames = {"mesecons_detector:object_detector_off"},
+	nodenames = {"mesecons_detector:object_detector_off"},
-	interval = 1.0,
+	interval = 1,
 	chance = 1,
-	action = function(pos)
+	action = function(pos, node)
-		if object_detector_scan(pos) then
+		if not object_detector_scan(pos) then return end
-			minetest.swap_node(pos, {name = "mesecons_detector:object_detector_on"})
+
-			mesecon:receptor_on(pos)
+		node.name = "mesecons_detector:object_detector_on"
-		end
+		minetest.swap_node(pos, node)
+		mesecon.receptor_on(pos, mesecon.rules.pplate)
 	end,
 })
 
-minetest.register_abm(
+minetest.register_abm({
-	{nodenames = {"mesecons_detector:object_detector_on"},
+	nodenames = {"mesecons_detector:object_detector_on"},
-	interval = 1.0,
+	interval = 1,
 	chance = 1,
-	action = function(pos)
+	action = function(pos, node)
-		if not object_detector_scan(pos) then
+		if object_detector_scan(pos) then return end
-			minetest.swap_node(pos, {name = "mesecons_detector:object_detector_off"})
+
-			mesecon:receptor_off(pos)
+		node.name = "mesecons_detector:object_detector_off"
-		end
+		minetest.swap_node(pos, node)
+		mesecon.receptor_off(pos, mesecon.rules.pplate)
+	end,
+})
+
+-- Node detector
+-- Detects the node in front of it
+
+local function node_detector_make_formspec(pos)
+	minetest.get_meta(pos):set_string("formspec", "size[9,2.5]" ..
+		"field[0.3,  0;9,2;scanname;Name of node to scan for (empty for any):;${scanname}]"..
+		"field[0.3,1.5;4,2;digiline_channel;Digiline Channel (optional):;${digiline_channel}]"..
+		"button_exit[7,0.75;2,3;;Save]")
+end
+
+local function node_detector_on_receive_fields(pos, _, fields)
+	if not fields.scanname or not fields.digiline_channel then return end
+
+	local meta = minetest.get_meta(pos)
+	meta:set_string("scanname", fields.scanname)
+	meta:set_string("digiline_channel", fields.digiline_channel)
+	node_detector_make_formspec(pos)
+end
+
+-- returns true if node was found, false if not
+local function node_detector_scan(pos)
+	local node = minetest.get_node_or_nil(pos)
+	if not node then return end
+
+	local frontname = minetest.get_node(
+		vector.subtract(pos, minetest.facedir_to_dir(node.param2))
+	).name
+	local scanname = minetest.get_meta(pos):get_string("scanname")
+
+	return (frontname == scanname) or
+		(frontname ~= "air" and frontname ~= "ignore" and scanname == "")
+end
+
+-- set player name when receiving a digiline signal on a specific channel
+local node_detector_digiline = {
+	effector = {
+		action = function(pos, node, channel, msg)
+			local meta = minetest.get_meta(pos)
+			if channel ~= meta:get_string("digiline_channel") then return end
+
+			if msg == GET_COMMAND then
+				local nodename = minetest.get_node(
+					vector.subtract(pos, minetest.facedir_to_dir(node.param2))
+				).name
+
+				digiline:receptor_send(pos, digiline.rules.default, channel, nodename)
+			else
+				meta:set_string("scanname", msg)
+				node_detector_make_formspec(pos)
+			end
+		end,
+	},
+	receptor = {}
+}
+
+local function after_place_node_detector(pos, placer)
+	local placer_pos = placer:getpos()
+	if not placer_pos then
+		return
+	end
+
+	--correct for the player's height
+	if placer:is_player() then
+		placer_pos.y = placer_pos.y + 1.625
+	end
+
+	--correct for 6d facedir
+	local node = minetest.get_node(pos)
+	node.param2 = minetest.dir_to_facedir(vector.subtract(pos, placer_pos), true)
+	minetest.set_node(pos, node)
+end
+
+minetest.register_node("mesecons_detector:node_detector_off", {
+	tiles = {"default_steel_block.png", "default_steel_block.png", "default_steel_block.png", "default_steel_block.png", "default_steel_block.png", "jeija_node_detector_off.png"},
+	paramtype = "light",
+	paramtype2 = "facedir",
+	walkable = true,
+	groups = {cracky=3},
+	description="Node Detector",
+	mesecons = {receptor = {
+		state = mesecon.state.off
+	}},
+	on_construct = node_detector_make_formspec,
+	on_receive_fields = node_detector_on_receive_fields,
+	after_place_node = after_place_node_detector,
+	sounds = default.node_sound_stone_defaults(),
+	digiline = node_detector_digiline
+})
+
+minetest.register_node("mesecons_detector:node_detector_on", {
+	tiles = {"default_steel_block.png", "default_steel_block.png", "default_steel_block.png", "default_steel_block.png", "default_steel_block.png", "jeija_node_detector_on.png"},
+	paramtype = "light",
+	paramtype2 = "facedir",
+	walkable = true,
+	groups = {cracky=3,not_in_creative_inventory=1},
+	drop = 'mesecons_detector:node_detector_off',
+	mesecons = {receptor = {
+		state = mesecon.state.on
+	}},
+	on_construct = node_detector_make_formspec,
+	on_receive_fields = node_detector_on_receive_fields,
+	after_place_node = after_place_node_detector,
+	sounds = default.node_sound_stone_defaults(),
+	digiline = node_detector_digiline
+})
+
+minetest.register_craft({
+	output = 'mesecons_detector:node_detector_off',
+	recipe = {
+		{"default:steel_ingot", "group:mesecon_conductor_craftable", "default:steel_ingot"},
+		{"default:steel_ingot", "mesecons_luacontroller:luacontroller0000", "default:steel_ingot"},
+		{"default:steel_ingot", "default:steel_ingot", "default:steel_ingot"},
+	}
+})
+
+minetest.register_abm({
+	nodenames = {"mesecons_detector:node_detector_off"},
+	interval = 1,
+	chance = 1,
+	action = function(pos, node)
+		if not node_detector_scan(pos) then return end
+
+		node.name = "mesecons_detector:node_detector_on"
+		minetest.swap_node(pos, node)
+		mesecon.receptor_on(pos)
+	end,
+})
+
+minetest.register_abm({
+	nodenames = {"mesecons_detector:node_detector_on"},
+	interval = 1,
+	chance = 1,
+	action = function(pos, node)
+		if node_detector_scan(pos) then return end
+
+		node.name = "mesecons_detector:node_detector_off"
+		minetest.swap_node(pos, node)
+		mesecon.receptor_off(pos)
 	end,
 })

mesecons_doors/init.lua

@@ -0,0 +1,129 @@
+-- Modified, from minetest_game/mods/doors/init.lua
+local function on_rightclick(pos, dir, check_name, replace, replace_dir, params)
+	pos.y = pos.y + dir
+	if not minetest.get_node(pos).name == check_name then
+		return
+	end
+	local p2 = minetest.get_node(pos).param2
+	p2 = params[p2 + 1]
+
+	minetest.swap_node(pos, {name = replace_dir, param2 = p2})
+
+	pos.y = pos.y - dir
+	minetest.swap_node(pos, {name = replace, param2 = p2})
+
+	if (minetest.get_meta(pos):get_int("right") ~= 0) == (params[1] ~= 3) then
+		minetest.sound_play("doors_door_close", {pos = pos, gain = 0.3, max_hear_distance = 10})
+	else
+		minetest.sound_play("doors_door_open", {pos = pos, gain = 0.3, max_hear_distance = 10})
+	end
+end
+
+local function meseconify_door(name)
+	if minetest.registered_items[name .. "_b_1"] then
+		-- old style double-node doors
+		local function toggle_state1 (pos, node)
+			on_rightclick(pos, 1, name.."_t_1", name.."_b_2", name.."_t_2", {1,2,3,0})
+		end
+
+		local function toggle_state2 (pos, node)
+			on_rightclick(pos, 1, name.."_t_2", name.."_b_1", name.."_t_1", {3,0,1,2})
+		end
+
+		minetest.override_item(name.."_b_1", {
+			mesecons = {effector = {
+				action_on = toggle_state1,
+				action_off = toggle_state1,
+				rules = mesecon.rules.pplate
+			}}
+		})
+
+		minetest.override_item(name.."_b_2", {
+			mesecons = {effector = {
+				action_on = toggle_state2,
+				action_off = toggle_state2,
+				rules = mesecon.rules.pplate
+			}}
+		})
+	elseif minetest.registered_items[name .. "_a"] then
+		-- new style mesh node based doors
+		local override = {
+			mesecons = {effector = {
+				action_on = function(pos, node)
+					local door = doors.get(pos)
+					if door then
+						door:open()
+					end
+				end,
+				action_off = function(pos, node)
+					local door = doors.get(pos)
+					if door then
+						door:close()
+					end
+				end,
+				rules = mesecon.rules.pplate
+			}}
+		}
+		minetest.override_item(name .. "_a", override)
+		minetest.override_item(name .. "_b", override)
+	end
+end
+
+meseconify_door("doors:door_wood")
+meseconify_door("doors:door_steel")
+meseconify_door("doors:door_glass")
+meseconify_door("doors:door_obsidian_glass")
+
+-- Trapdoor
+local function trapdoor_switch(pos, node)
+	local state = minetest.get_meta(pos):get_int("state")
+
+	if state == 1 then
+		minetest.sound_play("doors_door_close", {pos = pos, gain = 0.3, max_hear_distance = 10})
+		minetest.set_node(pos, {name="doors:trapdoor", param2 = node.param2})
+	else
+		minetest.sound_play("doors_door_open", {pos = pos, gain = 0.3, max_hear_distance = 10})
+		minetest.set_node(pos, {name="doors:trapdoor_open", param2 = node.param2})
+	end
+
+	minetest.get_meta(pos):set_int("state", state == 1 and 0 or 1)
+end
+
+if doors and doors.get then
+	local override = {
+		mesecons = {effector = {
+			action_on = function(pos, node)
+				local door = doors.get(pos)
+				if door then
+					door:open()
+				end
+			end,
+			action_off = function(pos, node)
+				local door = doors.get(pos)
+				if door then
+					door:close()
+				end
+			end,
+		}},
+	}
+	minetest.override_item("doors:trapdoor", override)
+	minetest.override_item("doors:trapdoor_open", override)
+	minetest.override_item("doors:trapdoor_steel", override)
+	minetest.override_item("doors:trapdoor_steel_open", override)
+else
+	if minetest.registered_nodes["doors:trapdoor"] then
+		minetest.override_item("doors:trapdoor", {
+			mesecons = {effector = {
+				action_on = trapdoor_switch,
+				action_off = trapdoor_switch
+			}},
+		})
+
+		minetest.override_item("doors:trapdoor_open", {
+			mesecons = {effector = {
+				action_on = trapdoor_switch,
+				action_off = trapdoor_switch
+			}},
+		})
+	end
+end

mesecons_extrawires/corner.lua

@@ -10,12 +10,12 @@ local corner_selectionbox = {
 }
 
 local corner_get_rules = function (node)
-	local rules = 
+	local rules =
 	{{x = 1,  y = 0,  z =  0},
 	 {x = 0,  y = 0,  z = -1}}
 
 	for i = 0, node.param2 do
-		rules = mesecon:rotate_rules_left(rules)
+		rules = mesecon.rotate_rules_left(rules)
 	end
 
 	return rules
@@ -39,7 +39,7 @@ minetest.register_node("mesecons_extrawires:corner_on", {
 	node_box = corner_nodebox,
 	groups = {dig_immediate = 3, not_in_creative_inventory = 1},
 	drop = "mesecons_extrawires:corner_off",
-	mesecons = {conductor = 
+	mesecons = {conductor =
 	{
 		state = mesecon.state.on,
 		rules = corner_get_rules,
@@ -65,7 +65,7 @@ minetest.register_node("mesecons_extrawires:corner_off", {
 	selection_box = corner_selectionbox,
 	node_box = corner_nodebox,
 	groups = {dig_immediate = 3},
-	mesecons = {conductor = 
+	mesecons = {conductor =
 	{
 		state = mesecon.state.off,
 		rules = corner_get_rules,

mesecons_extrawires/crossover.lua

@@ -41,7 +41,7 @@ minetest.register_node("mesecons_extrawires:crossover_off", {
 			{ -3/32, -17/32, 6/32, 3/32, -13/32, 16/32+0.001 },
 		},
 	},
-	groups = {dig_immediate=3, mesecon=3, mesecon_conductor_craftable=1},
+	groups = {dig_immediate=3, mesecon=3},
 	mesecons = {
 		conductor = {
 			states = crossover_states,
@@ -77,7 +77,7 @@ minetest.register_node("mesecons_extrawires:crossover_01", {
 			{ -3/32, -17/32, 6/32, 3/32, -13/32, 16/32+0.001 },
 		},
 	},
-	groups = {dig_immediate=3, mesecon=3, mesecon_conductor_craftable=1, not_in_creative_inventory=1},
+	groups = {dig_immediate=3, mesecon=3, not_in_creative_inventory=1},
 	mesecons = {
 		conductor = {
 			states = crossover_states,
@@ -113,7 +113,7 @@ minetest.register_node("mesecons_extrawires:crossover_10", {
 			{ -3/32, -17/32, 6/32, 3/32, -13/32, 16/32+0.001 },
 		},
 	},
-	groups = {dig_immediate=3, mesecon=3, mesecon_conductor_craftable=1, not_in_creative_inventory=1},
+	groups = {dig_immediate=3, mesecon=3, not_in_creative_inventory=1},
 	mesecons = {
 		conductor = {
 			states = crossover_states,
@@ -149,7 +149,7 @@ minetest.register_node("mesecons_extrawires:crossover_on", {
 			{ -3/32, -17/32, 6/32, 3/32, -13/32, 16/32+0.001 },
 		},
 	},
-	groups = {dig_immediate=3, mesecon=3, mesecon_conductor_craftable=1, not_in_creative_inventory=1},
+	groups = {dig_immediate=3, mesecon=3, not_in_creative_inventory=1},
 	mesecons = {
 		conductor = {
 			states = crossover_states,

mesecons_extrawires/doc/corner/description.html

@@ -0,0 +1 @@
+Insulated corners are conductors that only conduct between the inputs (also not up or down). When placing they always point to the left in direction of your vision.

mesecons_extrawires/doc/crossing/description.html

@@ -0,0 +1 @@
+Insulated crossing are conductors that conduct two signals between the opposing sides, the signals are insulated to each other.

mesecons_extrawires/doc/mese/description.html

@@ -0,0 +1 @@
+The basic prerequesite for mesecons, can be crafted into wires and other stuff. Have a look at the <a href="http://wiki.minetest.net/Mese">Minetest Wiki</a> for more information. Mese is a conductor. It conducts in all six directions: Up/Down/Left/Right/Forward/Backward

mesecons_extrawires/doc/tjunction/description.html

@@ -0,0 +1 @@
+Insulated T-Junctions are conductors that only conduct between the inputs (also not up or down).

mesecons_extrawires/doc/vertical/description.html

@@ -0,0 +1 @@
+Vertical Mesecons only conduct up and down. Plates appear at the ends, at that place they also conduct to the side.

mesecons_extrawires/mesewire.lua

@@ -8,12 +8,7 @@ local mesewire_rules =
 	{x = 0, y = 0, z =-1},
 }
 
-minetest.register_node(":default:mese", {
+minetest.override_item("default:mese", {
-	description = "Mese Block",
-	tiles = {minetest.registered_nodes["default:mese"].tiles[1]},
-	is_ground_content = true,
-	groups = {cracky=1},
-	sounds = default.node_sound_stone_defaults(),
 	mesecons = {conductor = {
 		state = mesecon.state.off,
 		onstate = "mesecons_extrawires:mese_powered",
@@ -21,15 +16,21 @@ minetest.register_node(":default:mese", {
 	}}
 })
 
-minetest.register_node("mesecons_extrawires:mese_powered", {
+-- Copy node definition of powered mese from normal mese
-	tiles = {minetest.registered_nodes["default:mese"].tiles[1].."^[brighten"},
+-- and brighten texture tiles to indicate mese is powered
-	is_ground_content = true,
+local powered_def = mesecon.mergetable(minetest.registered_nodes["default:mese"], {
-	groups = {cracky=1, not_in_creative_inventory = 1},
+	drop = "default:mese",
-	sounds = default.node_sound_stone_defaults(),
+	light_source = 5,
 	mesecons = {conductor = {
 		state = mesecon.state.on,
 		offstate = "default:mese",
 		rules = mesewire_rules
 	}},
-	drop = "default:mese"
+	groups = {cracky = 1, not_in_creative_inventory = 1}
 })
+
+for i, v in pairs(powered_def.tiles) do
+	powered_def.tiles[i] = v .. "^[brighten"
+end
+
+minetest.register_node("mesecons_extrawires:mese_powered", powered_def)

mesecons_extrawires/tjunction.lua

@@ -10,13 +10,13 @@ local tjunction_selectionbox = {
 }
 
 local tjunction_get_rules = function (node)
-	local rules = 
+	local rules =
 	{{x = 0,  y = 0,  z =  1},
 	 {x = 1,  y = 0,  z =  0},
 	 {x = 0,  y = 0,  z = -1}}
 
 	for i = 0, node.param2 do
-		rules = mesecon:rotate_rules_left(rules)
+		rules = mesecon.rotate_rules_left(rules)
 	end
 
 	return rules
@@ -38,9 +38,9 @@ minetest.register_node("mesecons_extrawires:tjunction_on", {
 	sunlight_propagates = true,
 	selection_box = tjunction_selectionbox,
 	node_box = tjunction_nodebox,
-	groups = {dig_immediate = 3, mesecon_conductor_craftable=1, not_in_creative_inventory = 1},
+	groups = {dig_immediate = 3, not_in_creative_inventory = 1},
 	drop = "mesecons_extrawires:tjunction_off",
-	mesecons = {conductor = 
+	mesecons = {conductor =
 	{
 		state = mesecon.state.on,
 		rules = tjunction_get_rules,
@@ -65,8 +65,8 @@ minetest.register_node("mesecons_extrawires:tjunction_off", {
 	sunlight_propagates = true,
 	selection_box = tjunction_selectionbox,
 	node_box = tjunction_nodebox,
-	groups = {dig_immediate = 3, mesecon_conductor_craftable=1},
+	groups = {dig_immediate = 3},
-	mesecons = {conductor = 
+	mesecons = {conductor =
 	{
 		state = mesecon.state.off,
 		rules = tjunction_get_rules,

mesecons_extrawires/vertical.lua

@@ -18,7 +18,7 @@ local bottom_box = {
 
 local vertical_rules = {
 	{x=0, y=1, z=0},
-	{x=0, y=-1, z=0},
+	{x=0, y=-1, z=0}
 }
 
 local top_rules = {
@@ -26,7 +26,7 @@ local top_rules = {
 	{x=-1,y=0, z=0},
 	{x=0,y=0, z=1},
 	{x=0,y=0, z=-1},
-	{x=0,y=-1, z=0},
+	{x=0,y=-1, z=0}
 }
 
 local bottom_rules = {
@@ -35,85 +35,81 @@ local bottom_rules = {
 	{x=0, y=0, z=1},
 	{x=0, y=0, z=-1},
 	{x=0, y=1, z=0},
+	{x=0, y=2, z=0} -- receive power from pressure plate / detector / ... 2 nodes above
 }
 
 local vertical_updatepos = function (pos)
 	local node = minetest.get_node(pos)
-	if minetest.registered_nodes[node.name] and minetest.registered_nodes[node.name].is_vertical_conductor then
+	if minetest.registered_nodes[node.name]
-		local node_above = minetest.get_node(mesecon:addPosRule(pos, vertical_rules[1]))
+	and minetest.registered_nodes[node.name].is_vertical_conductor then
-		local node_below = minetest.get_node(mesecon:addPosRule(pos, vertical_rules[2]))
+		local node_above = minetest.get_node(vector.add(pos, vertical_rules[1]))
-		local namestate = minetest.registered_nodes[node.name].vertical_conductor_state
+		local node_below = minetest.get_node(vector.add(pos, vertical_rules[2]))
 
-		local above = minetest.registered_nodes[node_above.name] and minetest.registered_nodes[node_above.name].is_vertical_conductor
+		local above = minetest.registered_nodes[node_above.name]
-		local below = minetest.registered_nodes[node_below.name] and minetest.registered_nodes[node_below.name].is_vertical_conductor
+			and minetest.registered_nodes[node_above.name].is_vertical_conductor
+		local below = minetest.registered_nodes[node_below.name]
+			and minetest.registered_nodes[node_below.name].is_vertical_conductor
 
+		mesecon.on_dignode(pos, node)
+
+		-- Always place offstate conductor and let mesecon.on_placenode take care
+		local newname = "mesecons_extrawires:vertical_"
 		if above and below then -- above and below: vertical mesecon
-			minetest.add_node(pos, {name = "mesecons_extrawires:vertical_" .. namestate})
+			newname = newname .. "off"
 		elseif above and not below then -- above only: bottom
-			minetest.add_node(pos, {name = "mesecons_extrawires:vertical_bottom_" .. namestate})
+			newname = newname .. "bottom_off"
 		elseif not above and below then -- below only: top
-			minetest.add_node(pos, {name = "mesecons_extrawires:vertical_top_" .. namestate})
+			newname = newname .. "top_off"
-		else -- no vertical wire above, no vertical wire below: use default wire
+		else -- no vertical wire above, no vertical wire below: use bottom
-			minetest.add_node(pos, {name = "mesecons_extrawires:vertical_" .. namestate})
+			newname = newname .. "bottom_off"
 		end
+
+		minetest.set_node(pos, {name = newname})
+		mesecon.on_placenode(pos, {name = newname})
 	end
 end
 
 local vertical_update = function (pos, node)
 	vertical_updatepos(pos) -- this one
-	vertical_updatepos(mesecon:addPosRule(pos, vertical_rules[1])) -- above
+	vertical_updatepos(vector.add(pos, vertical_rules[1])) -- above
-	vertical_updatepos(mesecon:addPosRule(pos, vertical_rules[2])) -- below
+	vertical_updatepos(vector.add(pos, vertical_rules[2])) -- below
 end
 
 -- Vertical wire
-minetest.register_node("mesecons_extrawires:vertical_on", {
+mesecon.register_node("mesecons_extrawires:vertical", {
 	description = "Vertical mesecon",
 	drawtype = "nodebox",
-	tiles = {"wires_vertical_on.png"},
 	walkable = false,
 	paramtype = "light",
 	sunlight_propagates = true,
-	groups = {dig_immediate=3, not_in_creative_inventory=1},
 	selection_box = vertical_box,
 	node_box = vertical_box,
 	is_vertical_conductor = true,
-	vertical_conductor_state = "on",
-	mesecons = {conductor = {
-		state = mesecon.state.on,
-		offstate = "mesecons_extrawires:vertical_off",
-		rules = vertical_rules,
-	}},
 	drop = "mesecons_extrawires:vertical_off",
 	after_place_node = vertical_update,
-	after_dig_node = vertical_update,
+	after_dig_node = vertical_update
-})
+},{
-
+	tiles = {"mesecons_wire_off.png"},
-minetest.register_node("mesecons_extrawires:vertical_off", {
-	description = "Vertical mesecon",
-	drawtype = "nodebox",
-	tiles = {"wires_vertical_off.png"},
-	walkable = false,
-	paramtype = "light",
-	sunlight_propagates = true,
 	groups = {dig_immediate=3},
-	selection_box = vertical_box,
-	node_box = vertical_box,
-	is_vertical_conductor = true,
-	vertical_conductor_state = "off",
 	mesecons = {conductor = {
 		state = mesecon.state.off,
 		onstate = "mesecons_extrawires:vertical_on",
 		rules = vertical_rules,
-	}},
+	}}
-	after_place_node = vertical_update,
+},{
-	after_dig_node = vertical_update,
+	tiles = {"mesecons_wire_on.png"},
+	groups = {dig_immediate=3, not_in_creative_inventory=1},
+	mesecons = {conductor = {
+		state = mesecon.state.on,
+		offstate = "mesecons_extrawires:vertical_off",
+		rules = vertical_rules,
+	}}
 })
 
 -- Vertical wire top
-minetest.register_node("mesecons_extrawires:vertical_top_on", {
+mesecon.register_node("mesecons_extrawires:vertical_top", {
 	description = "Vertical mesecon",
 	drawtype = "nodebox",
-	tiles = {"wires_full_on.png","wires_full_on.png","wires_vertical_on.png"},
 	walkable = false,
 	paramtype = "light",
 	sunlight_propagates = true,
@@ -121,65 +117,29 @@ minetest.register_node("mesecons_extrawires:vertical_top_on", {
 	selection_box = top_box,
 	node_box = top_box,
 	is_vertical_conductor = true,
-	vertical_conductor_state = "on",
-	mesecons = {conductor = {
-		state = mesecon.state.on,
-		offstate = "mesecons_extrawires:vertical_top_off",
-		rules = top_rules,
-	}},
 	drop = "mesecons_extrawires:vertical_off",
 	after_place_node = vertical_update,
-	after_dig_node = vertical_update,
+	after_dig_node = vertical_update
-})
+},{
-
+	tiles = {"mesecons_wire_off.png"},
-minetest.register_node("mesecons_extrawires:vertical_top_off", {
-	description = "Vertical mesecon",
-	drawtype = "nodebox",
-	tiles = {"wires_full_off.png","wires_full_off.png","wires_vertical_off.png"},
-	walkable = false,
-	paramtype = "light",
-	sunlight_propagates = true,
-	groups = {dig_immediate=3, not_in_creative_inventory=1},
-	selection_box = top_box,
-	node_box = top_box,
-	is_vertical_conductor = true,
-	vertical_conductor_state = "off",
 	mesecons = {conductor = {
 		state = mesecon.state.off,
 		onstate = "mesecons_extrawires:vertical_top_on",
 		rules = top_rules,
-	}},
+	}}
-	drop = "mesecons_extrawires:vertical_off",
+},{
-	after_place_node = vertical_update,
+	tiles = {"mesecons_wire_on.png"},
-	after_dig_node = vertical_update,
+	mesecons = {conductor = {
+		state = mesecon.state.on,
+		offstate = "mesecons_extrawires:vertical_top_off",
+		rules = top_rules,
+	}}
 })
 
 -- Vertical wire bottom
-minetest.register_node("mesecons_extrawires:vertical_bottom_on", {
+mesecon.register_node("mesecons_extrawires:vertical_bottom", {
 	description = "Vertical mesecon",
 	drawtype = "nodebox",
-	tiles = {"wires_full_on.png","wires_full_on.png","wires_vertical_on.png"},
-	walkable = false,
-	paramtype = "light",
-	sunlight_propagates = true,
-	vertical_conductor_state = "on",
-	groups = {dig_immediate = 3, not_in_creative_inventory = 1},
-	selection_box = bottom_box,
-	node_box = bottom_box,
-	mesecons = {conductor = {
-		state = mesecon.state.on,
-		offstate = "mesecons_extrawires:vertical_bottom_off",
-		rules = bottom_rules,
-	}},
-	drop = "mesecons_extrawires:vertical_off",
-	after_place_node = vertical_update,
-	after_dig_node = vertical_update,
-})
-
-minetest.register_node("mesecons_extrawires:vertical_bottom_off", {
-	description = "Vertical mesecon",
-	drawtype = "nodebox",
-	tiles = {"wires_full_off.png","wires_full_off.png","wires_vertical_off.png"},
 	walkable = false,
 	paramtype = "light",
 	sunlight_propagates = true,
@@ -187,15 +147,23 @@ minetest.register_node("mesecons_extrawires:vertical_bottom_off", {
 	selection_box = bottom_box,
 	node_box = bottom_box,
 	is_vertical_conductor = true,
-	vertical_conductor_state = "off",
+	drop = "mesecons_extrawires:vertical_off",
+	after_place_node = vertical_update,
+	after_dig_node = vertical_update
+},{
+	tiles = {"mesecons_wire_off.png"},
 	mesecons = {conductor = {
 		state = mesecon.state.off,
 		onstate = "mesecons_extrawires:vertical_bottom_on",
 		rules = bottom_rules,
-	}},
+	}}
-	drop = "mesecons_extrawires:vertical_off",
+},{
-	after_place_node = vertical_update,
+	tiles = {"mesecons_wire_on.png"},
-	after_dig_node = vertical_update,
+	mesecons = {conductor = {
+		state = mesecon.state.on,
+		offstate = "mesecons_extrawires:vertical_bottom_off",
+		rules = bottom_rules,
+	}}
 })
 
 minetest.register_craft({

mesecons_gates/doc/and/description.html

@@ -0,0 +1 @@
+And gates power their output if both inputs (from left and right) are powered.

mesecons_gates/doc/diode/description.html

@@ -0,0 +1 @@
+Mesecon diodes, just like real ones, only transfer power (signals) in one direction only.

mesecons_gates/doc/nand/description.html

@@ -0,0 +1 @@
+Nand gates do not power their output if both inputs (from left and right) are powered, but power it in every other case.

mesecons_gates/doc/nor/description.html

@@ -0,0 +1 @@
+Nor gates only power their output if none of their two inputs is powered. They are basically or gates with a not gate at their output.

mesecons_gates/doc/not/description.html

@@ -0,0 +1 @@
+Not gates invert signals, just like a mesecon torch does, but faster. The input is at the opposite side of the output.

mesecons_gates/doc/or/description.html

@@ -0,0 +1 @@
+Or gates power their output if either of their inputs (or both) are powered. You could basically get the same behaviour with two diodes, but or gates save some space.

mesecons_gates/doc/xor/description.html

@@ -0,0 +1 @@
+XOR gates power their output if only one input is powered, they're off if either both or none of the inputs is powered.

mesecons_gates/init.lua

@@ -1,223 +1,134 @@
-function gate_rotate_rules(node)
+local nodebox = {
+	type = "fixed",
+	fixed = {{-8/16, -8/16, -8/16, 8/16, -7/16, 8/16 }},
+}
+
+local function gate_rotate_rules(node, rules)
 	for rotations = 0, node.param2 - 1 do
-		rules = mesecon:rotate_rules_left(rules)
+		rules = mesecon.rotate_rules_left(rules)
 	end
 	return rules
 end
 
-function gate_get_output_rules(node)
+local function gate_get_output_rules(node)
-	rules = {{x=1, y=0, z=0}}
+	return gate_rotate_rules(node, {{x=1, y=0, z=0}})
-	return gate_rotate_rules(node)
 end
 
-function gate_get_input_rules_oneinput(node)
+local function gate_get_input_rules_oneinput(node)
-	rules = {{x=-1, y=0, z=0}, {x=1, y=0, z=0}}
+	return gate_rotate_rules(node, {{x=-1, y=0, z=0}})
-	return gate_rotate_rules(node)
 end
 
-function gate_get_input_rules_twoinputs(node)
+local function gate_get_input_rules_twoinputs(node)
-	rules = {
+	return gate_rotate_rules(node, {{x=0, y=0, z=1, name="input1"},
-	{x=0, y=0, z=1},
+		{x=0, y=0, z=-1, name="input2"}})
-	{x=0, y=0, z=-1},
-	{x=1, y=0, z=0}}
-	return gate_rotate_rules(node)
 end
 
-function update_gate(pos)
+local function set_gate(pos, node, state)
-	gate = get_gate(pos)
+	local gate = minetest.registered_nodes[node.name]
-	L = rotate_ports(
+
-		yc_get_real_portstates(pos),
+	if mesecon.do_overheat(pos) then
-		minetest.get_node(pos).param2
+		minetest.remove_node(pos)
-	)
+		mesecon.receptor_off(pos, gate_get_output_rules(node))
-	if gate == "diode" then
+		minetest.add_item(pos, gate.drop)
-		set_gate(pos, L.a)
+	elseif state then
-	elseif gate == "not" then
+		minetest.swap_node(pos, {name = gate.onstate, param2=node.param2})
-		set_gate(pos, not L.a)
+		mesecon.receptor_on(pos, gate_get_output_rules(node))
-	elseif gate == "nand" then
+	else
-		set_gate(pos, not(L.b and L.d))
+		minetest.swap_node(pos, {name = gate.offstate, param2=node.param2})
-	elseif gate == "and" then
+		mesecon.receptor_off(pos, gate_get_output_rules(node))
-		set_gate(pos, L.b and L.d)
-	elseif gate == "xor" then
-		set_gate(pos, (L.b and not L.d) or (not L.b and L.d))
 	end
 end
 
-function set_gate(pos, on)
+local function update_gate(pos, node, link, newstate)
-	gate = get_gate(pos)
+	local gate = minetest.registered_nodes[node.name]
-	local meta = minetest.get_meta(pos)
-	if on ~= gate_state(pos) then
-		yc_heat(meta)
-		--minetest.after(0.5, yc_cool, meta)
-		if yc_overheat(meta) then
-			pop_gate(pos)
-		else
-			local node = minetest.get_node(pos)
-			if on then
-				minetest.swap_node(pos, {name = "mesecons_gates:"..gate.."_on", param2=node.param2})
-				mesecon:receptor_on(pos,
-				gate_get_output_rules(node))
-			else
-				minetest.swap_node(pos, {name = "mesecons_gates:"..gate.."_off", param2=node.param2})
-				mesecon:receptor_off(pos,
-				gate_get_output_rules(node))
-			end
-		end
-	end
-end
 
-function get_gate(pos)
-	return minetest.registered_nodes[minetest.get_node(pos).name].mesecons_gate
-end
-
-function gate_state(pos)
-	name = minetest.get_node(pos).name
-	return string.find(name, "_on") ~= nil
-end
-
-function pop_gate(pos)
-	gate = get_gate(pos)
-	minetest.remove_node(pos)
-	minetest.after(0.2, yc_overheat_off, pos)
-	minetest.add_item(pos, "mesecons_gates:"..gate.."_off")
-end
-
-function rotate_ports(L, param2)
-	for rotations=0, param2-1 do
-		port = L.a
-		L.a = L.b
-		L.b = L.c
-		L.c = L.d
-		L.d = port
-	end
-	return L
-end
-
-gates = {
-{name = "diode", inputnumber = 1}, 
-{name = "not"  , inputnumber = 1}, 
-{name = "nand" , inputnumber = 2},
-{name = "and"  , inputnumber = 2},
-{name = "xor"  , inputnumber = 2}}
-
-local onoff, drop, nodename, description, groups
-for _, gate in ipairs(gates) do
 	if gate.inputnumber == 1 then
-		get_rules = gate_get_input_rules_oneinput
+		set_gate(pos, node, gate.assess(newstate == "on"))
 	elseif gate.inputnumber == 2 then
-		get_rules = gate_get_input_rules_twoinputs
+		local meta = minetest.get_meta(pos)
-	end
+		meta:set_int(link.name, newstate == "on" and 1 or 0)
-	for on = 0, 1 do
-		nodename = "mesecons_gates:"..gate.name
-		if on == 1 then
-			onoff = "on"
-			drop = nodename.."_off"
-			nodename = nodename.."_"..onoff
-			description = "You hacker you!"
-			groups = {dig_immediate=2, not_in_creative_inventory=1, overheat = 1}
-		else
-			onoff = "off"
-			drop = nil
-			nodename = nodename.."_"..onoff
-			description = gate.name.." Gate"
-			groups = {dig_immediate=2, overheat = 1}
-		end
 
-		tiles = "jeija_microcontroller_bottom.png^"..
+		local val1 = meta:get_int("input1") == 1
-			"jeija_gate_"..onoff..".png^"..
+		local val2 = meta:get_int("input2") == 1
-			"jeija_gate_"..gate.name..".png"
+		set_gate(pos, node, gate.assess(val1, val2))
-
-		node_box = {
-			type = "fixed",
-			fixed = {
-				{-8/16, -8/16, -8/16, 8/16, -7/16, 8/16 },
-			},
-		}
-
-		local mesecon_state
-		if on == 1 then
-			mesecon_state = mesecon.state.on
-		else
-			mesecon_state = mesecon.state.off
-		end
-
-		minetest.register_node(nodename, {
-			description = description,
-			paramtype = "light",
-			paramtype2 = "facedir",
-			drawtype = "nodebox",
-			tiles = {tiles},
-			inventory_image = tiles,
-			selection_box = node_box,
-			node_box = node_box,
-			walkable = true,
-			on_construct = function(pos)
-				local meta = minetest.get_meta(pos)
-				meta:set_int("heat", 0)
-				update_gate(pos)
-			end,
-			groups = groups,
-			drop = drop,
-			sounds = default.node_sound_stone_defaults(),
-			mesecons_gate = gate.name,
-			mesecons =
-			{
-				receptor =
-				{
-					state = mesecon_state,
-					rules = gate_get_output_rules
-				},
-				effector =
-				{
-					rules = get_rules,
-					action_change = update_gate
-				}
-			}
-		})
 	end
 end
 
-minetest.register_craft({
+function register_gate(name, inputnumber, assess, recipe)
-	output = 'mesecons_gates:diode_off',
+	local get_inputrules = inputnumber == 2 and gate_get_input_rules_twoinputs or
-	recipe = {
+		gate_get_input_rules_oneinput
-		{'', '', ''},
+	local description = "Mesecons Logic Gate: "..name
-		{'mesecons:mesecon', 'mesecons_torch:mesecon_torch_on', 'mesecons_torch:mesecon_torch_on'},
-		{'', '', ''},
-	},
-})
 
-minetest.register_craft({
+	local basename = "mesecons_gates:"..name
-	output = 'mesecons_gates:not_off',
+	mesecon.register_node(basename, {
-	recipe = {
+		description = description,
-		{'', '', ''},
+		inventory_image = "jeija_gate_off.png^jeija_gate_"..name..".png",
-		{'mesecons:mesecon', 'mesecons_torch:mesecon_torch_on', 'mesecons:mesecon'},
+		paramtype = "light",
-		{'', '', ''},
+		paramtype2 = "facedir",
-	},
+		drawtype = "nodebox",
-})
+		drop = basename.."_off",
+		selection_box = nodebox,
+		node_box = nodebox,
+		walkable = true,
+		sounds = default.node_sound_stone_defaults(),
+		assess = assess,
+		onstate = basename.."_on",
+		offstate = basename.."_off",
+		inputnumber = inputnumber
+	},{
+		tiles = {"jeija_microcontroller_bottom.png^".."jeija_gate_off.png^"..
+			"jeija_gate_"..name..".png"},
+		groups = {dig_immediate = 2, overheat = 1},
+		mesecons = { receptor = {
+			state = "off",
+			rules = gate_get_output_rules
+		}, effector = {
+			rules = get_inputrules,
+			action_change = update_gate
+		}}
+	},{
+		tiles = {"jeija_microcontroller_bottom.png^".."jeija_gate_on.png^"..
+			"jeija_gate_"..name..".png"},
+		groups = {dig_immediate = 2, not_in_creative_inventory = 1, overheat = 1},
+		mesecons = { receptor = {
+			state = "on",
+			rules = gate_get_output_rules
+		}, effector = {
+			rules = get_inputrules,
+			action_change = update_gate
+		}}
+	})
 
-minetest.register_craft({
+	minetest.register_craft({output = basename.."_off", recipe = recipe})
-	output = 'mesecons_gates:and_off',
+end
-	recipe = {
-		{'mesecons:mesecon', '', ''},
-		{'', 'mesecons_materials:silicon', 'mesecons:mesecon'},
-		{'mesecons:mesecon', '', ''},
-	},
-})
 
-minetest.register_craft({
+register_gate("diode", 1, function (input) return input end,
-	output = 'mesecons_gates:nand_off',
+	{{"mesecons:mesecon", "mesecons_torch:mesecon_torch_on", "mesecons_torch:mesecon_torch_on"}})
-	recipe = {
-		{'mesecons:mesecon', '', ''},
-		{'', 'mesecons_materials:silicon', 'mesecons_torch:mesecon_torch_on'},
-		{'mesecons:mesecon', '', ''},
-	},
-})
 
-minetest.register_craft({
+register_gate("not", 1, function (input) return not input end,
-	output = 'mesecons_gates:xor_off',
+	{{"mesecons:mesecon", "mesecons_torch:mesecon_torch_on", "mesecons:mesecon"}})
-	recipe = {
-		{'mesecons:mesecon', '', ''},
-		{'', 'mesecons_materials:silicon', 'mesecons_materials:silicon'},
-		{'mesecons:mesecon', '', ''},
-	},
-})
 
+register_gate("and", 2, function (val1, val2) return val1 and val2 end,
+	{{"mesecons:mesecon", "", ""},
+	 {"", "mesecons_materials:silicon", "mesecons:mesecon"},
+	 {"mesecons:mesecon", "", ""}})
+
+register_gate("nand", 2, function (val1, val2) return not (val1 and val2) end,
+	{{"mesecons:mesecon", "", ""},
+	 {"", "mesecons_materials:silicon", "mesecons_torch:mesecon_torch_on"},
+	 {"mesecons:mesecon", "", ""}})
+
+register_gate("xor", 2, function (val1, val2) return (val1 or val2) and not (val1 and val2) end,
+	{{"mesecons:mesecon", "", ""},
+	 {"", "mesecons_materials:silicon", "mesecons_materials:silicon"},
+	 {"mesecons:mesecon", "", ""}})
+
+register_gate("nor", 2, function (val1, val2) return not (val1 or val2) end,
+	{{"mesecons:mesecon", "", ""},
+	 {"", "mesecons:mesecon", "mesecons_torch:mesecon_torch_on"},
+	 {"mesecons:mesecon", "", ""}})
+
+register_gate("or", 2, function (val1, val2) return (val1 or val2) end,
+	{{"mesecons:mesecon", "", ""},
+	 {"", "mesecons:mesecon", "mesecons:mesecon"},
+	 {"mesecons:mesecon", "", ""}})