add protected switch variant

init.lua

@@ -15,6 +15,7 @@ dofile(MP.."/plants.lua")
 dofile(MP.."/nodes.lua")
 dofile(MP.."/doors.lua")
 dofile(MP.."/switch.lua")
+dofile(MP.."/protected_switch.lua")
 dofile(MP.."/nodeboxes.lua")
 dofile(MP.."/palm_scanner.lua")
 dofile(MP.."/digicode.lua")

protected_switch.lua

@@ -0,0 +1,89 @@
+
+--------------
+-- Switches --
+--------------
+
+local has_mesecons = minetest.get_modpath("mesecons")
+
+local function toggle_switch(pos, _, player)
+	local node = minetest.get_node(pos)
+	local name = node.name
+	if name == "scifi_nodes:protected_switch_on" then
+		-- toggle off
+		minetest.sound_play("scifi_nodes_switch", {max_hear_distance = 8, pos = pos})
+		minetest.set_node(pos, {name = "scifi_nodes:protected_switch_off", param2 = node.param2})
+		mesecon.receptor_off(pos, scifi_nodes.get_switch_rules(node.param2))
+	elseif name == "scifi_nodes:protected_switch_off" then
+		-- toggle on, check protection first
+		if player and minetest.is_protected(pos, player:get_player_name()) then
+			-- position is protected, abort
+			minetest.sound_play("scifi_nodes_scanner_refused", {max_hear_distance = 8, pos = pos})
+			return
+		end
+		minetest.sound_play("scifi_nodes_switch", {max_hear_distance = 8, pos = pos})
+		minetest.set_node(pos, {name = "scifi_nodes:protected_switch_on", param2 = node.param2})
+		mesecon.receptor_on(pos, scifi_nodes.get_switch_rules(node.param2))
+		minetest.get_node_timer(pos):start(2)
+	end
+end
+
+minetest.register_node("scifi_nodes:protected_switch_on", {
+	description = "Protected wall switch",
+	sunlight_propagates = true,
+	buildable_to = false,
+	tiles = {"scifi_nodes_switch_on.png",},
+	inventory_image = "scifi_nodes_switch_on.png",
+	wield_image = "scifi_nodes_switch_on.png",
+	drawtype = "signlike",
+	node_box = {type = "wallmounted",},
+	selection_box = {type = "wallmounted",},
+	paramtype = "light",
+	paramtype2 = "wallmounted",
+	light_source = 5,
+	groups = {
+		cracky=1,
+		oddly_breakable_by_hand = 1,
+		not_in_creative_inventory = 1,
+		mesecon_needs_receiver = 1
+	},
+	mesecons = {
+		receptor = {
+			state = (has_mesecons and mesecon.state.on)
+		}
+	},
+	sounds = default.node_sound_glass_defaults(),
+	on_rightclick = (has_mesecons and toggle_switch),
+	on_timer = (has_mesecons and toggle_switch)
+})
+
+minetest.register_node("scifi_nodes:protected_switch_off", {
+	description = "Protected wall switch",
+	tiles = {"scifi_nodes_switch_off.png",},
+	inventory_image = "scifi_nodes_switch_on.png",
+	wield_image = "scifi_nodes_switch_on.png",
+	drawtype = "signlike",
+	sunlight_propagates = true,
+	buildable_to = false,
+	node_box = {type = "wallmounted",},
+	selection_box = {type = "wallmounted",},
+	paramtype = "light",
+	paramtype2 = "wallmounted",
+	groups = {
+		cracky = 1,
+		oddly_breakable_by_hand = 1,
+		mesecon_needs_receiver = 1
+	},
+	mesecons = {
+		receptor = {
+			state = (has_mesecons and mesecon.state.off)
+		}
+	},
+	sounds = default.node_sound_glass_defaults(),
+	on_rightclick = (has_mesecons and toggle_switch)
+})
+
+minetest.register_craft({
+	output = "scifi_nodes:protected_switch_off 2",
+	type = "shapeless",
+	recipe = {"scifi_nodes:switch_off", "default:steel_ingot"}
+})