Add the "mesecons jammer" node

moremesecons_jammer/depends.txt

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+mesecons

moremesecons_jammer/init.lua

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+local JAMMER_MAX_DISTANCE = 10
+
+minetest.after(0, function() -- After load all mods
+function mesecon.turnon(pos, link) -- Overwrite mesecons function.
+	local frontiers = {{pos = pos, link = link}}
+
+	local depth = 1
+	while frontiers[depth] do
+		local f = frontiers[depth]
+		local node = minetest.get_node_or_nil(f.pos)
+
+		-- area not loaded, postpone action
+		if not node then
+			mesecon.queue:add_action(f.pos, "turnon", {link}, nil, true)
+		elseif minetest.find_node_near(f.pos, JAMMER_MAX_DISTANCE, {"moremesecons_jammer:jammer_on"}) then -- JAMMER
+			break
+		elseif mesecon.is_conductor_off(node, f.link) then
+			local rules = mesecon.conductor_get_rules(node)
+
+			minetest.swap_node(f.pos, {name = mesecon.get_conductor_on(node, f.link),
+				param2 = node.param2})
+
+			-- call turnon on neighbors: normal rules
+			for _, r in ipairs(mesecon.rule2meta(f.link, rules)) do
+				local np = mesecon.addPosRule(f.pos, r)
+
+				-- area not loaded, postpone action
+				if not minetest.get_node_or_nil(np) then
+					mesecon.queue:add_action(np, "turnon", {rulename},
+						nil, true)
+				else
+					local links = mesecon.rules_link_rule_all(f.pos, r)
+					for _, l in ipairs(links) do
+						table.insert(frontiers, {pos = np, link = l})
+					end
+				end
+			end
+		elseif mesecon.is_effector(node.name) then
+			mesecon.changesignal(f.pos, node, f.link, mesecon.state.on, depth)
+			if mesecon.is_effector_off(node.name) then
+				mesecon.activate(f.pos, node, f.link, depth)
+			end
+		end
+		depth = depth + 1
+	end
+end
+end)
+
+mesecon.register_node("moremesecons_jammer:jammer", {
+	description = "Mesecons Jammer",
+	paramtype = "light",
+},{
+	tiles = {"moremesecons_jammer_off.png"},
+	groups = {dig_immediate=2},
+	mesecons = {effector = {
+		action_on = function(pos)
+			minetest.swap_node(pos, {name="moremesecons_jammer:jammer_on"})
+		end }}
+},{
+	tiles = {"moremesecons_jammer_on.png"},
+	groups = {dig_immediate=2, not_in_creative_inventory=1},
+	mesecons = {effector = {
+		action_off = function(pos)
+			minetest.swap_node(pos, {name="moremesecons_jammer:jammer_off"})
+		end }}
+})
+
+minetest.register_craft({
+	output = "moremesecons_jammer:jammer_off",
+	recipe = {{"group:mesecon_conductor_craftable", "default:mese", "group:mesecon_conductor_craftable"},
+		{"", "moremesecons_wireless:jammer_off", ""}}
+})