initial commit

subgame + mods

mods/mesecons/mesecons/VERSION

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+0.41 DEV

mods/mesecons/mesecons/actionqueue.lua

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+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),
+				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(mesecon:cmpPos(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, 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
+minetest.register_globalstep(function (dtime)
+	m_time = m_time + dtime
+	if (m_time < MESECONS_RESUMETIME) then return end -- don't even try if server has not been running for XY seconds
+	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)
+	mesecon.queue.funcs[action.func](action.pos, unpack(action.params))
+end
+
+
+-- Store and read the ActionQueue to / from a file
+-- so that upcoming actions are remembered when the game
+-- is restarted
+
+local wpath = minetest.get_worldpath()
+local function file2table(filename)
+	local f = io.open(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
+
+local function table2file(filename, table)
+	local f = io.open(filename, "w")
+	f:write(minetest.serialize(table))
+	f:close()
+end
+
+mesecon.queue.actions = file2table(wpath.."/mesecon_actionqueue")
+
+minetest.register_on_shutdown(function()
+	mesecon.queue.actions = table2file(wpath.."/mesecon_actionqueue", mesecon.queue.actions)
+end)

mods/mesecons/mesecons/depends.txt

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+default

mods/mesecons/mesecons/init.lua

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+-- |\    /| ____ ____  ____ _____   ____         _____
+-- | \  / | |    |     |    |      |    | |\   | |
+-- |  \/  | |___ ____  |___ |      |    | | \  | |____
+-- |      | |        | |    |      |    | |  \ |     |
+-- |      | |___ ____| |___ |____  |____| |   \| ____|
+-- by Jeija, Uberi (Temperest), sfan5, VanessaE
+--
+--
+--
+-- This mod adds mesecons[=minecraft redstone] and different receptors/effectors to minetest.
+-- See the documentation on the forum for additional information, especially about crafting
+--
+--
+-- For developer documentation see the Developers' section on mesecons.TK
+--
+--
+--
+--Quick draft for the mesecons array in the node's definition
+--mesecons =
+--{
+--	receptor =
+--	{
+--		state = mesecon.state.on/off
+--		rules = rules/get_rules
+--	},
+--	effector =
+--	{
+--		action_on = function
+--		action_off = function
+--		action_change = function
+--		rules = rules/get_rules
+--	},
+--	conductor = 
+--	{
+--		state = mesecon.state.on/off
+--		offstate = opposite state (for state = on only)
+--		onstate = opposite state (for state = off only)
+--		rules = rules/get_rules
+--	}
+--}
+
+-- PUBLIC VARIABLES
+mesecon={} -- contains all functions and all global variables
+mesecon.queue={} -- contains the ActionQueue
+mesecon.queue.funcs={} -- contains all ActionQueue functions
+
+-- 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");
+
+-- 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
+-- It is also responsible for managing the nodedef things,
+-- 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
+
+mesecon.queue:add_function("receptor_on", function (pos, rules)
+	rules = rules or mesecon.rules.default
+
+	-- if area (any of the rule targets) is not loaded, keep trying and call this again later
+	for _, rule in ipairs(mesecon:flattenrules(rules)) do
+		local np = mesecon:addPosRule(pos, rule)
+		-- if area is not loaded, keep trying
+		if minetest.get_node_or_nil(np) == nil then
+			mesecon.queue:add_action(pos, "receptor_on", {rules}, nil, rules)
+			return
+		end
+	end
+
+	-- execute action
+	for _, rule in ipairs(mesecon:flattenrules(rules)) do
+		local np = mesecon:addPosRule(pos, rule)
+		local rulenames = mesecon:rules_link_rule_all(pos, rule)
+		for _, rulename in ipairs(rulenames) do
+			mesecon:turnon(np, rulename)
+		end
+	end
+end)
+
+function mesecon:receptor_on(pos, rules)
+	mesecon.queue:add_action(pos, "receptor_on", {rules}, nil, rules)
+end
+
+mesecon.queue:add_function("receptor_off", function (pos, rules)
+	rules = rules or mesecon.rules.default
+
+	-- if area (any of the rule targets) is not loaded, keep trying and call this again later
+	for _, rule in ipairs(mesecon:flattenrules(rules)) do
+		local np = mesecon:addPosRule(pos, rule)
+		if minetest.get_node_or_nil(np) == nil then
+			mesecon.queue:add_action(pos, "receptor_off", {rules}, nil, rules)
+			return
+		end
+	end
+
+	for _, rule in ipairs(mesecon:flattenrules(rules)) do
+		local np = mesecon:addPosRule(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:turnoff(np, rulename)
+			else
+				mesecon:changesignal(np, minetest.get_node(np), rulename, mesecon.state.off, 2)
+			end
+		end
+	end
+end)
+
+function mesecon:receptor_off(pos, rules)
+	mesecon.queue:add_action(pos, "receptor_off", {rules}, nil, rules)
+end
+
+--The actual wires
+dofile(minetest.get_modpath("mesecons").."/wires.lua");
+
+--Services like turnoff receptor on dignode and so on
+dofile(minetest.get_modpath("mesecons").."/services.lua");
+
+if minetest.setting_getbool("log_mods") then
+	minetest.log("action", "Carbone: [mesecons] loaded.")
+end

mods/mesecons/mesecons/internal.lua

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+-- Internal.lua - The core of mesecons
+--
+-- For more practical developer resources see mesecons.tk
+--
+-- Function overview
+-- mesecon:get_effector(nodename)     --> Returns the mesecons.effector -specifictation in the nodedef by the nodename
+-- mesecon:get_receptor(nodename)     --> Returns the mesecons.receptor -specifictation in the nodedef by the nodename
+-- mesecon:get_conductor(nodename)    --> Returns the mesecons.conductor-specifictation in the nodedef by the nodename
+-- mesecon:get_any_inputrules (node)  --> Returns the rules of a node if it is a conductor or an effector
+-- mesecon:get_any_outputrules (node) --> Returns the rules of a node if it is a conductor or a receptor
+
+-- RECEPTORS
+-- mesecon:is_receptor(nodename)     --> Returns true if nodename is a receptor
+-- mesecon:is_receptor_on(nodename)  --> Returns true if nodename is an receptor with state = mesecon.state.on
+-- mesecon:is_receptor_off(nodename) --> Returns true if nodename is an receptor with state = mesecon.state.off
+-- mesecon:receptor_get_rules(node)  --> Returns the rules of the receptor (mesecon.rules.default if none specified)
+
+-- EFFECTORS
+-- mesecon:is_effector(nodename)     --> Returns true if nodename is an effector
+-- mesecon:is_effector_on(nodename)  --> Returns true if nodename is an effector with nodedef.mesecons.effector.action_off
+-- mesecon:is_effector_off(nodename) --> Returns true if nodename is an effector with nodedef.mesecons.effector.action_on
+-- mesecon:effector_get_rules(node)  --> Returns the input rules of the effector (mesecon.rules.default if none specified)
+
+-- SIGNALS
+-- mesecon:activate(pos, node, recdepth)		--> Activates   the effector node at the specific pos (calls nodedef.mesecons.effector.action_on), higher recdepths are executed later
+-- mesecon:deactivate(pos, node, recdepth)		--> Deactivates the effector node at the specific pos (calls nodedef.mesecons.effector.action_off), "
+-- mesecon:changesignal(pos, node, rulename, newstate)	--> Changes     the effector node at the specific pos (calls nodedef.mesecons.effector.action_change), "
+
+-- RULES
+-- mesecon:add_rules(name, rules) | deprecated? --> Saves rules table by name
+-- mesecon:get_rules(name, rules) | deprecated? --> Loads rules table with name
+
+-- CONDUCTORS
+-- mesecon:is_conductor(nodename)     --> Returns true if nodename is a conductor
+-- mesecon:is_conductor_on(node)  --> Returns true if node is a conductor with state = mesecon.state.on
+-- mesecon:is_conductor_off(node) --> Returns true if node is a conductor with state = mesecon.state.off
+-- mesecon:get_conductor_on(node_off) --> Returns the onstate  nodename of the conductor
+-- mesecon:get_conductor_off(node_on) --> Returns the offstate nodename of the conductor
+-- mesecon:conductor_get_rules(node)  --> Returns the input+output rules of a conductor (mesecon.rules.default if none specified)
+
+-- HIGH-LEVEL Internals
+-- mesecon:is_power_on(pos)             --> Returns true if pos emits power in any way
+-- mesecon:is_power_off(pos)            --> Returns true if pos does not emit power in any way
+-- mesecon:turnon(pos, rulename)        --> Returns true  whatever there is at pos. Calls itself for connected nodes (if pos is a conductor) --> recursive, the rulename is the name of the input rule that caused calling turnon; Uses third parameter recdepth internally to determine how far away the current node is from the initial pos as it uses recursion
+-- mesecon:turnoff(pos, rulename)       --> Turns off whatever there is at pos. Calls itself for connected nodes (if pos is a conductor) --> recursive, the rulename is the name of the input rule that caused calling turnoff; Uses third parameter recdepth internally to determine how far away the current node is from the initial pos as it uses recursion
+-- mesecon:connected_to_receptor(pos)   --> Returns true if pos is connected to a receptor directly or via conductors; calls itself if pos is a conductor --> recursive
+-- mesecon:rules_link(output, input, dug_outputrules) --> Returns true if outputposition + outputrules = inputposition and inputposition + inputrules = outputposition (if the two positions connect)
+-- mesecon:rules_link_anydir(outp., inp., d_outpr.)   --> Same as rules mesecon:rules_link but also returns true if output and input are swapped
+-- mesecon:is_powered(pos)              --> Returns true if pos is powered by a receptor or a conductor
+
+-- RULES ROTATION helpsers
+-- mesecon:rotate_rules_right(rules)
+-- mesecon:rotate_rules_left(rules)
+-- mesecon:rotate_rules_up(rules)
+-- mesecon:rotate_rules_down(rules)
+-- These functions return rules that have been rotated in the specific direction
+
+-- General
+function mesecon:get_effector(nodename)
+	if  minetest.registered_nodes[nodename]
+	and minetest.registered_nodes[nodename].mesecons
+	and minetest.registered_nodes[nodename].mesecons.effector then
+		return minetest.registered_nodes[nodename].mesecons.effector
+	end
+end
+
+function mesecon:get_receptor(nodename)
+	if  minetest.registered_nodes[nodename]
+	and minetest.registered_nodes[nodename].mesecons
+	and minetest.registered_nodes[nodename].mesecons.receptor then
+		return minetest.registered_nodes[nodename].mesecons.receptor
+	end
+end
+
+function mesecon:get_conductor(nodename)
+	if  minetest.registered_nodes[nodename]
+	and minetest.registered_nodes[nodename].mesecons
+	and minetest.registered_nodes[nodename].mesecons.conductor then
+		return minetest.registered_nodes[nodename].mesecons.conductor
+	end
+end
+
+function mesecon:get_any_outputrules (node)
+	if mesecon:is_conductor(node.name) then
+		return mesecon:conductor_get_rules(node)
+	elseif mesecon:is_receptor(node.name) then
+		return mesecon:receptor_get_rules(node)
+	end
+	return false
+end
+
+function mesecon:get_any_inputrules (node)
+	if mesecon:is_conductor(node.name) then
+		return mesecon:conductor_get_rules(node)
+	elseif mesecon:is_effector(node.name) then
+		return mesecon:effector_get_rules(node)
+	end
+	return false
+end
+
+-- Receptors
+-- Nodes that can power mesecons
+function mesecon:is_receptor_on(nodename)
+	local receptor = mesecon:get_receptor(nodename)
+	if receptor and receptor.state == mesecon.state.on then
+		return true
+	end
+	return false
+end
+
+function mesecon:is_receptor_off(nodename)
+	local receptor = mesecon:get_receptor(nodename)
+	if receptor and receptor.state == mesecon.state.off then
+		return true
+	end
+	return false
+end
+
+function mesecon:is_receptor(nodename)
+	local receptor = mesecon:get_receptor(nodename)
+	if receptor then
+		return true
+	end
+	return false
+end
+
+function mesecon:receptor_get_rules(node)
+	local receptor = mesecon:get_receptor(node.name)
+	if receptor then
+		local rules = receptor.rules
+		if type(rules) == 'function' then
+			return rules(node)
+		elseif rules then
+			return rules
+		end
+	end
+
+	return mesecon.rules.default
+end
+
+-- Effectors
+-- Nodes that can be powered by mesecons
+function mesecon:is_effector_on(nodename)
+	local effector = mesecon:get_effector(nodename)
+	if effector and effector.action_off then
+		return true
+	end
+	return false
+end
+
+function mesecon:is_effector_off(nodename)
+	local effector = mesecon:get_effector(nodename)
+	if effector and effector.action_on then
+		return true
+	end
+	return false
+end
+
+function mesecon:is_effector(nodename)
+	local effector = mesecon:get_effector(nodename)
+	if effector then
+		return true
+	end
+	return false
+end
+
+function mesecon:effector_get_rules(node)
+	local effector = mesecon:get_effector(node.name)
+	if effector then
+		local rules = effector.rules
+		if type(rules) == 'function' then
+			return rules(node)
+		elseif rules then
+			return rules
+		end
+	end
+	return mesecon.rules.default
+end
+
+-- #######################
+-- # Signals (effectors) #
+-- #######################
+
+-- Activation:
+mesecon.queue:add_function("activate", function (pos, rulename)
+	node = minetest.get_node(pos)
+	effector = mesecon:get_effector(node.name)
+
+	if effector and effector.action_on then
+		effector.action_on(pos, node, rulename)
+	end
+end)
+
+function mesecon:activate(pos, node, rulename, recdepth)
+	if rulename == nil then
+		for _,rule in ipairs(mesecon:effector_get_rules(node)) do
+			mesecon:activate(pos, node, rule, recdepth + 1)
+		end
+		return
+	end
+	mesecon.queue:add_action(pos, "activate", {rulename}, nil, rulename, 1 / recdepth)
+end
+
+
+-- Deactivation
+mesecon.queue:add_function("deactivate", function (pos, rulename)
+	node = minetest.get_node(pos)
+	effector = mesecon:get_effector(node.name)
+
+	if effector and effector.action_off then
+		effector.action_off(pos, node, rulename)
+	end
+end)
+
+function mesecon:deactivate(pos, node, rulename, recdepth)
+	if rulename == nil then
+		for _,rule in ipairs(mesecon:effector_get_rules(node)) do
+			mesecon:deactivate(pos, node, rule, recdepth + 1)
+		end
+		return
+	end
+	mesecon.queue:add_action(pos, "deactivate", {rulename}, nil, rulename, 1 / recdepth)
+end
+
+
+-- Change
+mesecon.queue:add_function("change", function (pos, rulename, changetype)
+	node = minetest.get_node(pos)
+	effector = mesecon:get_effector(node.name)
+
+	if effector and effector.action_change then
+		effector.action_change(pos, node, rulename, changetype)
+	end
+end)
+
+function mesecon:changesignal(pos, node, rulename, newstate, recdepth)
+	if rulename == nil then
+		for _,rule in ipairs(mesecon:effector_get_rules(node)) do
+			mesecon:changesignal(pos, node, rule, newstate, recdepth + 1)
+		end
+		return
+	end
+
+	mesecon.queue:add_action(pos, "change", {rulename, newstate}, nil, rulename, 1 / recdepth)
+end
+
+-- #########
+-- # Rules # "Database" for rulenames
+-- #########
+
+function mesecon:add_rules(name, rules)
+	mesecon.rules[name] = rules
+end
+
+function mesecon:get_rules(name)
+	return mesecon.rules[name]
+end
+
+-- Conductors
+
+function mesecon:is_conductor_on(node, rulename)
+	local conductor = mesecon:get_conductor(node.name)
+	if conductor then
+		if conductor.state then
+			return conductor.state == mesecon.state.on
+		end
+		if conductor.states then
+			if not rulename then
+				return mesecon:getstate(node.name, conductor.states) ~= 1
+			end
+			local bit = mesecon:rule2bit(rulename, mesecon:conductor_get_rules(node))
+			local binstate = mesecon:getbinstate(node.name, conductor.states)
+			return mesecon:get_bit(binstate, bit)
+		end
+	end
+	return false
+end
+
+function mesecon:is_conductor_off(node, rulename)
+	local conductor = mesecon:get_conductor(node.name)
+	if conductor then
+		if conductor.state then
+			return conductor.state == mesecon.state.off
+		end
+		if conductor.states then
+			if not rulename then
+				return mesecon:getstate(node.name, conductor.states) == 1
+			end
+			local bit = mesecon:rule2bit(rulename, mesecon:conductor_get_rules(node))
+			local binstate = mesecon:getbinstate(node.name, conductor.states)
+			return not mesecon:get_bit(binstate, bit)
+		end
+	end
+	return false
+end
+
+function mesecon:is_conductor(nodename)
+	local conductor = mesecon:get_conductor(nodename)
+	if conductor then
+		return true
+	end
+	return false
+end
+
+function mesecon:get_conductor_on(node_off, rulename)
+	local conductor = mesecon:get_conductor(node_off.name)
+	if conductor then
+		if conductor.onstate then
+			return conductor.onstate
+		end
+		if conductor.states then
+			local bit = mesecon:rule2bit(rulename, mesecon:conductor_get_rules(node_off))
+			local binstate = mesecon:getbinstate(node_off.name, conductor.states)
+			binstate = mesecon:set_bit(binstate, bit, "1")
+			return conductor.states[tonumber(binstate,2)+1]
+		end
+	end
+	return offstate
+end
+
+function mesecon:get_conductor_off(node_on, rulename)
+	local conductor = mesecon:get_conductor(node_on.name)
+	if conductor then
+		if conductor.offstate then
+			return conductor.offstate
+		end
+		if conductor.states then
+			local bit = mesecon:rule2bit(rulename, mesecon:conductor_get_rules(node_on))
+			local binstate = mesecon:getbinstate(node_on.name, conductor.states)
+			binstate = mesecon:set_bit(binstate, bit, "0")
+			return conductor.states[tonumber(binstate,2)+1]
+		end
+	end
+	return onstate
+end
+
+function mesecon:conductor_get_rules(node)
+	local conductor = mesecon:get_conductor(node.name)
+	if conductor then
+		local rules = conductor.rules
+		if type(rules) == 'function' then
+			return rules(node)
+		elseif rules then
+			return rules
+		end
+	end
+	return mesecon.rules.default
+end
+
+-- some more general high-level stuff
+
+function mesecon:is_power_on(pos, rulename)
+	local node = minetest.get_node(pos)
+	if mesecon:is_conductor_on(node, rulename) or mesecon:is_receptor_on(node.name) then
+		return true
+	end
+	return false
+end
+
+function mesecon:is_power_off(pos, rulename)
+	local node = minetest.get_node(pos)
+	if mesecon:is_conductor_off(node, rulename) or mesecon:is_receptor_off(node.name) then
+		return true
+	end
+	return false
+end
+
+function mesecon:turnon(pos, rulename, recdepth)
+	recdepth = recdepth or 2
+	local node = minetest.get_node(pos)
+
+	if(node.name == "ignore") then
+		-- try turning on later again
+		mesecon.queue:add_action(
+			pos, "turnon", {rulename, recdepth + 1}, nil, true)
+	end
+	
+	if mesecon:is_conductor_off(node, rulename) then
+		local rules = mesecon:conductor_get_rules(node)
+
+		if not rulename then
+			for _, rule in ipairs(mesecon:flattenrules(rules)) do
+				if mesecon:connected_to_receptor(pos, rule) then
+					mesecon:turnon(pos, rule, recdepth + 1)
+				end
+			end
+			return
+		end
+
+		minetest.swap_node(pos, {name = mesecon:get_conductor_on(node, rulename), param2 = node.param2})
+
+		for _, rule in ipairs(mesecon:rule2meta(rulename, rules)) do
+			local np = mesecon:addPosRule(pos, rule)
+			if(minetest.get_node(np).name == "ignore") then
+				-- try turning on later again
+				mesecon.queue:add_action(
+					np, "turnon", {rulename, recdepth + 1}, nil, true)
+			else
+				local rulenames = mesecon:rules_link_rule_all(pos, rule)
+
+				for _, rulename in ipairs(rulenames) do
+					mesecon:turnon(np, rulename, recdepth + 1)
+				end
+			end
+		end
+	elseif mesecon:is_effector(node.name) then
+		mesecon:changesignal(pos, node, rulename, mesecon.state.on, recdepth)
+		if mesecon:is_effector_off(node.name) then
+			mesecon:activate(pos, node, rulename, recdepth)
+		end
+	end
+end
+
+mesecon.queue:add_function("turnon", function (pos, rulename, recdepth)
+	mesecon:turnon(pos, rulename, recdepth)
+end)
+
+function mesecon:turnoff(pos, rulename, recdepth)
+	recdepth = recdepth or 2
+	local node = minetest.get_node(pos)
+
+	if(node.name == "ignore") then
+		-- try turning on later again
+		mesecon.queue:add_action(
+			pos, "turnoff", {rulename, recdepth + 1}, nil, true)
+	end
+
+	if mesecon:is_conductor_on(node, rulename) then
+		local rules = mesecon:conductor_get_rules(node)
+		minetest.swap_node(pos, {name = mesecon:get_conductor_off(node, rulename), param2 = node.param2})
+
+		for _, rule in ipairs(mesecon:rule2meta(rulename, rules)) do
+			local np = mesecon:addPosRule(pos, rule)
+			if(minetest.get_node(np).name == "ignore") then
+				-- try turning on later again
+				mesecon.queue:add_action(
+					np, "turnoff", {rulename, recdepth + 1}, nil, true)
+			else
+				local rulenames = mesecon:rules_link_rule_all(pos, rule)
+
+				for _, rulename in ipairs(rulenames) do
+					mesecon:turnoff(np, rulename, recdepth + 1)
+				end
+			end
+		end
+	elseif mesecon:is_effector(node.name) then
+		mesecon:changesignal(pos, node, rulename, mesecon.state.off, recdepth)
+		if mesecon:is_effector_on(node.name)
+		and not mesecon:is_powered(pos) then
+			mesecon:deactivate(pos, node, rulename, recdepth + 1)
+		end
+	end
+end
+
+mesecon.queue:add_function("turnoff", function (pos, rulename, recdepth)
+	mesecon:turnoff(pos, rulename, recdepth)
+end)
+
+
+function mesecon:connected_to_receptor(pos, rulename)
+	local node = minetest.get_node(pos)
+
+	-- Check if conductors around are connected
+	local rules = mesecon:get_any_inputrules(node)
+	if not rules then return false end
+
+	for _, rule in ipairs(mesecon:rule2meta(rulename, rules)) do
+		local rulenames = mesecon:rules_link_rule_all_inverted(pos, rule)
+		for _, rname in ipairs(rulenames) do
+			local np = mesecon:addPosRule(pos, rname)
+			if mesecon:find_receptor_on(np, {}, mesecon:invertRule(rname)) then
+				return true
+			end
+		end
+	end
+
+	return false
+end
+
+function mesecon:find_receptor_on(pos, checked, rulename)
+	local node = minetest.get_node(pos)
+
+	if mesecon:is_receptor_on(node.name) then
+		-- add current position to checked
+		table.insert(checked, {x=pos.x, y=pos.y, z=pos.z})
+		return true
+	end
+
+	if mesecon:is_conductor(node.name) then
+		local rules = mesecon:conductor_get_rules(node)
+		local metaindex = mesecon:rule2metaindex(rulename, rules)
+		-- find out if node has already been checked (to prevent from endless loop)
+		for _, cp in ipairs(checked) do
+			if mesecon:cmpPos(cp, pos) and cp.metaindex == metaindex then
+				return false, checked
+			end
+		end
+		-- add current position to checked
+		table.insert(checked, {x=pos.x, y=pos.y, z=pos.z, metaindex = metaindex})
+		for _, rule in ipairs(mesecon:rule2meta(rulename, rules)) do
+			local rulenames = mesecon:rules_link_rule_all_inverted(pos, rule)
+			for _, rname in ipairs(rulenames) do
+				local np = mesecon:addPosRule(pos, rname)
+				if mesecon:find_receptor_on(np, checked, mesecon:invertRule(rname)) then
+					return true
+				end
+			end
+		end
+	else
+		-- find out if node has already been checked (to prevent from endless loop)
+		for _, cp in ipairs(checked) do
+			if mesecon:cmpPos(cp, pos) then
+				return false, checked
+			end
+		end
+		table.insert(checked, {x=pos.x, y=pos.y, z=pos.z})
+	end
+
+	return false
+end
+
+function mesecon:rules_link(output, input, dug_outputrules) --output/input are positions (outputrules optional, used if node has been dug), second return value: the name of the affected input rule
+	local outputnode = minetest.get_node(output)
+	local inputnode = minetest.get_node(input)
+	local outputrules = dug_outputrules or mesecon:get_any_outputrules (outputnode)
+	local inputrules = mesecon:get_any_inputrules (inputnode)
+	if not outputrules or not inputrules then
+		return
+	end
+
+	for _, outputrule in ipairs(mesecon:flattenrules(outputrules)) do
+		-- Check if output sends to input
+		if mesecon:cmpPos(mesecon:addPosRule(output, outputrule), input) then
+			for _, inputrule in ipairs(mesecon:flattenrules(inputrules)) do
+				-- Check if input accepts from output
+				if  mesecon:cmpPos(mesecon:addPosRule(input, inputrule), output) then
+					if inputrule.sx == nil or outputrule.sx == nil or mesecon:cmpSpecial(inputrule, outputrule) then
+						return true, inputrule
+					end
+				end
+			end
+		end
+	end
+	return false
+end
+
+function mesecon:rules_link_rule_all(output, rule) --output/input are positions (outputrules optional, used if node has been dug), second return value: affected input rules
+	local input = mesecon:addPosRule(output, rule)
+	local inputnode = minetest.get_node(input)
+	local inputrules = mesecon:get_any_inputrules (inputnode)
+	if not inputrules then
+		return {}
+	end
+	local rules = {}
+	
+	for _, inputrule in ipairs(mesecon:flattenrules(inputrules)) do
+		-- Check if input accepts from output
+		if  mesecon:cmpPos(mesecon:addPosRule(input, inputrule), output) then
+			if inputrule.sx == nil or rule.sx == nil or mesecon:cmpSpecial(inputrule, rule) then
+				rules[#rules+1] = inputrule
+			end
+		end
+	end
+	return rules
+end
+
+function mesecon:rules_link_rule_all_inverted(input, rule)
+	--local irule = mesecon:invertRule(rule)
+	local output = mesecon:addPosRule(input, rule)
+	local outputnode = minetest.get_node(output)
+	local outputrules = mesecon:get_any_outputrules (outputnode)
+	if not outputrules then
+		return {}
+	end
+	local rules = {}
+	
+	for _, outputrule in ipairs(mesecon:flattenrules(outputrules)) do
+		if  mesecon:cmpPos(mesecon:addPosRule(output, outputrule), input) then
+			if outputrule.sx == nil or rule.sx == nil or mesecon:cmpSpecial(outputrule, rule) then
+				rules[#rules+1] = mesecon:invertRule(outputrule)
+			end
+		end
+	end
+	return rules
+end
+
+function mesecon:rules_link_anydir(pos1, pos2)
+	return mesecon:rules_link(pos1, pos2) or mesecon:rules_link(pos2, pos1)
+end
+
+function mesecon:is_powered(pos, rule)
+	local node = minetest.get_node(pos)
+	local rules = mesecon:get_any_inputrules(node)
+	if not rules then return false end
+
+	if not rule then
+		for _, rule in ipairs(mesecon:flattenrules(rules)) do
+			local rulenames = mesecon:rules_link_rule_all_inverted(pos, rule)
+			for _, rname in ipairs(rulenames) do
+				local np = mesecon:addPosRule(pos, rname)
+				local nn = minetest.get_node(np)
+				if (mesecon:is_conductor_on (nn, mesecon:invertRule(rname)) or mesecon:is_receptor_on (nn.name)) then
+					return true
+				end
+			end
+		end
+	else
+		local rulenames = mesecon:rules_link_rule_all_inverted(pos, rule)
+		for _, rname in ipairs(rulenames) do
+			local np = mesecon:addPosRule(pos, rname)
+			local nn = minetest.get_node(np)
+			if (mesecon:is_conductor_on (nn, mesecon:invertRule(rname)) or mesecon:is_receptor_on (nn.name)) then
+				return true
+			end
+		end
+	end
+	
+	return false
+end
+
+--Rules rotation Functions:
+function mesecon:rotate_rules_right(rules)
+	local nr = {}
+	for i, rule in ipairs(rules) do
+		if rule.sx then
+			table.insert(nr, {
+				x = -rule.z, 
+				y =  rule.y, 
+				z =  rule.x,
+				sx = -rule.sz, 
+				sy =  rule.sy, 
+				sz =  rule.sx})
+		else
+			table.insert(nr, {
+				x = -rule.z, 
+				y =  rule.y, 
+				z =  rule.x})
+		end
+	end
+	return nr
+end
+
+function mesecon:rotate_rules_left(rules)
+	local nr = {}
+	for i, rule in ipairs(rules) do
+		if rule.sx then
+			table.insert(nr, {
+				x =  rule.z, 
+				y =  rule.y, 
+				z = -rule.x,
+				sx =  rule.sz, 
+				sy =  rule.sy, 
+				sz = -rule.sx})
+		else
+			table.insert(nr, {
+				x =  rule.z, 
+				y =  rule.y, 
+				z = -rule.x})
+		end
+	end
+	return nr
+end
+
+function mesecon:rotate_rules_down(rules)
+	local nr = {}
+	for i, rule in ipairs(rules) do
+		if rule.sx then
+			table.insert(nr, {
+				x = -rule.y, 
+				y =  rule.x, 
+				z =  rule.z,
+				sx = -rule.sy, 
+				sy =  rule.sx, 
+				sz =  rule.sz})
+		else
+			table.insert(nr, {
+				x = -rule.y, 
+				y =  rule.x, 
+				z =  rule.z})
+		end
+	end
+	return nr
+end
+
+function mesecon:rotate_rules_up(rules)
+	local nr = {}
+	for i, rule in ipairs(rules) do
+		if rule.sx then
+			table.insert(nr, {
+				x =  rule.y, 
+				y = -rule.x, 
+				z =  rule.z,
+				sx =  rule.sy, 
+				sy = -rule.sx, 
+				sz =  rule.sz})
+		else
+			table.insert(nr, {
+				x =  rule.y, 
+				y = -rule.x, 
+				z =  rule.z})
+		end
+	end
+	return nr
+end

mods/mesecons/mesecons/legacy.lua

@@ -0,0 +1,32 @@
+minetest.swap_node = minetest.swap_node or function(pos, node)
+	local data = minetest.get_meta(pos):to_table()
+	minetest.add_node(pos, node)
+	minetest.get_meta(pos):from_table(data)
+end
+
+local rules = {}
+rules.a = {x = -1, y = 0, z =  0, name="A"}
+rules.b = {x =  0, y = 0, z =  1, name="B"}
+rules.c = {x =  1, y = 0, z =  0, name="C"}
+rules.d = {x =  0, y = 0, z = -1, name="D"}
+
+function legacy_update_ports(pos)
+	local meta = minetest.get_meta(pos)
+	L = {
+		a = mesecon:is_power_on(mesecon:addPosRule(pos, rules.a),
+			mesecon:invertRule(rules.a)) and
+			mesecon:rules_link(mesecon:addPosRule(pos, rules.a), pos),
+		b = mesecon:is_power_on(mesecon:addPosRule(pos, rules.b),
+			mesecon:invertRule(rules.b)) and
+			mesecon:rules_link(mesecon:addPosRule(pos, rules.b), pos),
+		c = mesecon:is_power_on(mesecon:addPosRule(pos, rules.c),
+			mesecon:invertRule(rules.c)) and
+			mesecon:rules_link(mesecon:addPosRule(pos, rules.c), pos),
+		d = mesecon:is_power_on(mesecon:addPosRule(pos, rules.d),
+			mesecon:invertRule(rules.d)) and
+			mesecon:rules_link(mesecon:addPosRule(pos, rules.d), pos),
+	}
+	local n = (L.a and 1 or 0) + (L.b and 2 or 0) + (L.c and 4 or 0) + (L.d and 8 or 0) + 1
+	meta:set_int("real_portstates", n)
+	return L
+end

mods/mesecons/mesecons/oldwires.lua

@@ -0,0 +1,38 @@
+minetest.register_node("mesecons:mesecon_off", {
+	drawtype = "raillike",
+	tiles = {"jeija_mesecon_off.png", "jeija_mesecon_curved_off.png", "jeija_mesecon_t_junction_off.png", "jeija_mesecon_crossing_off.png"},
+	inventory_image = "jeija_mesecon_off.png",
+	wield_image = "jeija_mesecon_off.png",
+	paramtype = "light",
+	is_ground_content = true,
+	walkable = false,
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, -0.45, 0.5},
+	},
+	groups = {dig_immediate=3, mesecon=1, mesecon_conductor_craftable=1},
+    	description="Mesecons",
+	mesecons = {conductor={
+		state = mesecon.state.off,
+		onstate = "mesecons:mesecon_on"
+	}}
+})
+
+minetest.register_node("mesecons:mesecon_on", {
+	drawtype = "raillike",
+	tiles = {"jeija_mesecon_on.png", "jeija_mesecon_curved_on.png", "jeija_mesecon_t_junction_on.png", "jeija_mesecon_crossing_on.png"},
+	paramtype = "light",
+	is_ground_content = true,
+	walkable = false,
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, -0.45, 0.5},
+	},
+	groups = {dig_immediate=3, not_in_creaive_inventory=1, mesecon=1},
+	drop = "mesecons:mesecon_off 1",
+	light_source = LIGHT_MAX-11,
+	mesecons = {conductor={
+		state = mesecon.state.on,
+		offstate = "mesecons:mesecon_off"
+	}}
+})

mods/mesecons/mesecons/presets.lua

@@ -0,0 +1,45 @@
+mesecon.rules = {}
+mesecon.state = {}
+
+mesecon.rules.default =
+{{x=0,  y=0,  z=-1},
+ {x=1,  y=0,  z=0},
+ {x=-1, y=0,  z=0},
+ {x=0,  y=0,  z=1},
+ {x=1,  y=1,  z=0},
+ {x=1,  y=-1, z=0},
+ {x=-1, y=1,  z=0},
+ {x=-1, y=-1, z=0},
+ {x=0,  y=1,  z=1},
+ {x=0,  y=-1, z=1},
+ {x=0,  y=1,  z=-1},
+ {x=0,  y=-1, z=-1}}
+
+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 = 2,  y = 0, z = 0}}
+
+mesecon.rules.flat =
+{{x = 1, y = 0, z = 0},
+ {x =-1, y = 0, 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)
+	elseif node.param2 == 3 then
+		rules=mesecon:rotate_rules_right(mesecon:rotate_rules_right(rules))
+	elseif node.param2 == 0 then
+		rules=mesecon:rotate_rules_right(rules)
+	end
+	return rules
+end
+
+mesecon.state.on = "on"
+mesecon.state.off = "off"

mods/mesecons/mesecons/services.lua

@@ -0,0 +1,76 @@
+-- Dig and place services
+
+mesecon.on_placenode = function (pos, node)
+	-- Receptors: Send on signal when active
+	if mesecon:is_receptor_on(node.name) then
+		mesecon:receptor_on(pos, mesecon:receptor_get_rules(node))
+	end
+
+	-- 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
+		if mesecon:is_powered(pos) 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)
+			mesecon:turnon (pos)
+			mesecon:receptor_on (pos, mesecon:conductor_get_rules(node))
+		elseif mesecon:is_conductor_off(node.name) 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
+		if mesecon:is_powered(pos) then
+			mesecon:changesignal(pos, node, mesecon:effector_get_rules(node), "on", 1)
+			mesecon:activate(pos, node, nil, 1)
+		else
+			mesecon:changesignal(pos, node, mesecon:effector_get_rules(node), "off", 1)
+			mesecon:deactivate(pos, node, nil, 1)
+		end
+	end
+end
+
+mesecon.on_dignode = function (pos, node)
+	if mesecon:is_conductor_on(node) then
+		mesecon:receptor_off(pos, mesecon:conductor_get_rules(node))
+	elseif mesecon:is_receptor_on(node.name) then
+		mesecon:receptor_off(pos, mesecon:receptor_get_rules(node))
+	end
+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 < OVERHEAT_MAX then
+		mesecon.queue:add_action(pos, "cooldown", {}, 1, nil, 0)
+	else
+		return true
+	end
+
+	return false
+end
+
+
+mesecon.queue:add_function("cooldown", function (pos)
+	if minetest.get_item_group(minetest.get_node(pos).name, "overheat") == 0 then
+		return -- node has been moved, this one does not use overheating - ignore
+	end
+
+	local meta = minetest.get_meta(pos)
+	local heat = meta:get_int("heat")
+
+	if (heat > 0) then
+		meta:set_int("heat", heat - 1)
+	end
+end)

mods/mesecons/mesecons/settings.lua

@@ -0,0 +1,12 @@
+-- SETTINGS
+BLINKY_PLANT_INTERVAL = 3
+NEW_STYLE_WIRES  = true  	-- true = new nodebox wires, false = old raillike wires
+PRESSURE_PLATE_INTERVAL = 0.1
+OBJECT_DETECTOR_RADIUS = 6
+PISTON_MAXIMUM_PUSH = 15
+MOVESTONE_MAXIMUM_PUSH = 100
+MESECONS_RESUMETIME = 4		-- time to wait when starting the server before
+				-- processing the ActionQueue, don't set this too low
+OVERHEAT_MAX = 20		-- maximum heat of any component that directly sends an output
+				-- signal when the input changes (e.g. luacontroller, gates)
+				-- Unit: actions per second, checks are every 1 second

mods/mesecons/mesecons/util.lua

@@ -0,0 +1,195 @@
+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.get_meta(pos):from_table(meta)
+end
+
+--[[ new functions:
+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)
+--[[
+	{
+		{
+			{xyz},
+			{xyz},
+		},
+		{
+			{xyz},
+			{xyz},
+		},
+	}
+--]]
+	if allrules[1] and
+	   allrules[1].x then
+		return allrules
+	end
+
+	local shallowrules = {}
+	for _, metarule in ipairs( allrules) do
+	for _,     rule in ipairs(metarule ) do
+		table.insert(shallowrules, rule)
+	end
+	end
+	return shallowrules
+--[[
+	{
+		{xyz},
+		{xyz},
+		{xyz},
+		{xyz},
+	}
+--]]
+end
+
+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
+	    not findrule then
+		return 1
+	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
+			return m
+		end
+	end
+	end
+end
+
+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)
+	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
+			return m
+		end
+	end
+	end
+end
+
+function mesecon:rule2meta(findrule, allrules)
+	local index = mesecon:rule2metaindex(findrule, allrules)
+	if index == nil then
+		if allrules[1].x then
+			return allrules
+		else
+			return {}
+		end
+	end
+	return allrules[index]
+end
+
+if convert_base then
+	print(
+		"base2dec is tonumber(num,base1)\n"..
+		"commonlib needs dec2base(num,base2)\n"..
+		"and it needs base2base(num,base1,base2),\n"..
+		"which is dec2base(tonumber(num,base1),base2)"
+	)
+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)
+	for state, name in ipairs(states) do
+		if name == nodename then
+			return state
+		end
+	end
+	error(nodename.." doesn't mention itself in "..dump(states))
+end
+
+function mesecon:getbinstate(nodename, states)
+	return dec2bin(mesecon:getstate(nodename, states)-1)
+end
+
+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)
+	if value == "1" then
+		if not mesecon:get_bit(binary,bit) then
+			return dec2bin(tonumber(binary,2)+math.pow(2,bit-1))
+		end
+	elseif value == "0" then
+		if mesecon:get_bit(binary,bit) then
+			return dec2bin(tonumber(binary,2)-math.pow(2,bit-1))
+		end
+	end
+	return binary
+	
+end
+
+function mesecon:invertRule(r)
+	return {x = -r.x, y = -r.y, z = -r.z, sx = r.sx, sy = r.sy, sz = r.sz}
+end
+
+function mesecon:addPosRule(p, r)
+	return {x = p.x + r.x, y = p.y + r.y, z = p.z + r.z}
+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
+	if type(table) ~= "table" then return table end -- no need to copy
+	local newtable = {}
+
+	for idx, item in pairs(table) do
+		if type(item) == "table" then
+			newtable[idx] = mesecon:tablecopy(item)
+		else
+			newtable[idx] = item
+		end
+	end
+
+	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

mods/mesecons/mesecons/wires.lua

@@ -0,0 +1,280 @@
+-- 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",
+})