Update the mesecons mod and dependencies

This touches a lot of the existing Mesecons mods.
Also add mesecons_wires.

mods/ITEMS/REDSTONE/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)
@@ -39,28 +39,26 @@
 --	}
 --}
 
-local init = os.clock()
 -- PUBLIC VARIABLES
 mesecon={} -- contains all functions and all global variables
-mesecon.actions_on={} -- Saves registered function callbacks for mesecon on | DEPRECATED
-mesecon.actions_off={} -- Saves registered function callbacks for mesecon off | DEPRECATED
-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
+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");
 
+-- 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
@@ -68,47 +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(pos, rules)
+mesecon.queue:add_function("receptor_on", function (pos, rules)
+	mesecon.vm_begin()
+
 	rules = rules or mesecon.rules.default
 
-	for _, rule in ipairs(rules) do
-		local np = mesecon:addPosRule(pos, rule)
-		local link, rulename = mesecon:rules_link(pos, np, rules)
-		if link then
-			mesecon:turnon(np, rulename)
+	-- Call turnon on all linking positions
+	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
+			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_off(pos, rules)
+mesecon.queue:add_function("receptor_off", function (pos, rules)
 	rules = rules or mesecon.rules.default
 
-	for _, rule in ipairs(rules) do
-		local np = mesecon:addPosRule(pos, rule)
-		local link, rulename = mesecon:rules_link(pos, np, rules)
-		if link then
-			if not mesecon:connected_to_receptor(np) then
-				mesecon:turnoff(np, rulename)
+	-- Call turnoff on all linking positions
+	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
+			mesecon.vm_begin()
+			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)
+
+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");
+
+print("[OK] Mesecons")
+
+-- Deprecated stuff
+-- 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");
-
-local time_to_load= os.clock() - init
-print(string.format("[MOD] "..minetest.get_current_modname().." loaded in %.4f s", time_to_load))