working beacon and radar

beacon.lua

@@ -0,0 +1,114 @@
+
+local update_formspec = function(meta)
+	local inv = meta:get_inventory()
+
+	local active = meta:get_int("active") == 1
+	local state = "Inactive"
+
+	if active then
+		state = "Active"
+	end
+
+	local name = meta:get_string("name")
+	meta:set_string("infotext", "Locator: " .. name .. " (" .. state .. ")")
+
+	meta:set_string("formspec", "size[8,3;]" ..
+		-- col 1
+		"field[0,1.5;4,1;name;Name;" .. name .. "]" ..
+		"button_exit[4,1;4,1;save;Save]" ..
+		"button_exit[0,2;8,1;toggle;Toggle]" ..
+		"")
+end
+
+-- base beacon
+minetest.register_node("locator:beacon_base", {
+	description = "Locator beacon base",
+	tiles = {
+		"locator_beacon_base.png",
+		"locator_beacon_base.png",
+		"locator_beacon_base.png",
+		"locator_beacon_base.png",
+		"locator_beacon_base.png",
+		"locator_beacon_base.png",
+	},
+	groups = {cracky=3,oddly_breakable_by_hand=3},
+	sounds = default.node_sound_glass_defaults()
+})
+
+-- level/range register beacon
+local register_beacon = function(level, range)
+
+	minetest.register_node("locator:beacon_" .. level, {
+		description = "Locator beacon, level: " .. level .. ", range: " .. range,
+		tiles = {
+			"locator_beacon_level" .. level .. ".png",
+			"locator_beacon_level" .. level .. ".png",
+			"locator_beacon_level" .. level .. ".png",
+			"locator_beacon_level" .. level .. ".png",
+			"locator_beacon_level" .. level .. ".png",
+			"locator_beacon_level" .. level .. ".png"
+		},
+		groups = {cracky=3,oddly_breakable_by_hand=3},
+		sounds = default.node_sound_glass_defaults(),
+
+		after_place_node = function(pos, placer)
+			local meta = minetest.get_meta(pos)
+			meta:set_string("owner", placer:get_player_name() or "")
+		end,
+
+		on_dig = function(pos)
+			locator.remove_beacon(pos)
+			return true
+		end,
+
+		on_construct = function(pos)
+			local meta = minetest.get_meta(pos)
+
+			meta:set_string("name", "<unconfigured>")
+			meta:set_int("range", range)
+			meta:set_int("active", 0)
+
+			update_formspec(meta)
+		end,
+
+		on_receive_fields = function(pos, formname, fields, sender)
+			local meta = minetest.get_meta(pos)
+			local playername = sender:get_player_name()
+
+			if playername == meta:get_string("owner") then
+				-- owner
+				if fields.save then
+
+					local name = fields.name
+					meta:set_string("name", fields.name)
+
+
+				end
+
+				if fields.toggle then
+					if meta:get_int("active") == 1 then
+						meta:set_int("active", 0)
+					else
+						meta:set_int("active", 1)
+					end
+				end
+
+			else
+				-- non-owner
+			end
+
+
+			update_formspec(meta)
+			locator.update_beacon(pos, meta)
+		end
+
+
+	})
+
+end
+
+
+register_beacon(1, 500) -- short range
+register_beacon(2, 5000) -- mid range
+register_beacon(3, 30000) -- long range
+