added /protector_show /protector_hide feature

admin.lua

@@ -68,7 +68,7 @@ minetest.register_chatcommand("protector_replace", {
 
 
 minetest.register_abm({
-	nodenames = {"protector:protect", "protector:protect2"},
+	nodenames = {"protector:protect", "protector:protect2", "protector:protect_hidden"},
 	interval = 8,
 	chance = 1,
 	catch_up = false,
@@ -112,7 +112,7 @@ minetest.register_abm({
 local r = tonumber(minetest.settings:get("protector_radius")) or 5
 
 -- show protection areas of nearby protectors owned by you (thanks agaran)
-minetest.register_chatcommand("protector_show", {
+minetest.register_chatcommand("protector_show_area", {
 	params = "",
 	description = S("Show protected areas of your nearby protectors"),
 	privs = {},
@@ -125,7 +125,7 @@ minetest.register_chatcommand("protector_show", {
 		local pos = minetest.find_nodes_in_area(
 			{x = pos.x - r, y = pos.y - r, z = pos.z - r},
 			{x = pos.x + r, y = pos.y + r, z = pos.z + r},
-			{"protector:protect", "protector:protect2"})
+			{"protector:protect", "protector:protect2", "protector:protect_hidden"})
 
 		local meta, owner
 
@@ -141,3 +141,96 @@ minetest.register_chatcommand("protector_show", {
 		end
 	end
 })
+
+
+-- ability to hide protection blocks (borrowed from doors mod :)
+minetest.register_node("protector:protect_hidden", {
+	description = "Hidden Protector",
+	drawtype = "airlike",
+	paramtype = "light",
+	paramtype2 = "facedir",
+	sunlight_propagates = true,
+	-- has to be walkable for falling nodes to stop falling
+	walkable = true,
+	pointable = false,
+	diggable = false,
+	buildable_to = false,
+	floodable = false,
+	drop = "",
+	groups = {not_in_creative_inventory = 1, unbreakable = 1},
+	on_blast = function() end,
+	-- 1px block inside door hinge near node top
+	collision_box = {
+		type = "fixed",
+		fixed = {-15/32, 13/32, -15/32, -13/32, 1/2, -13/32},
+	},
+})
+
+
+minetest.register_chatcommand("protector_show", {
+	params = "",
+	description = "Hide protection blocks",
+	privs = {interact = true},
+
+	func = function(name, param)
+
+		local player = minetest.get_player_by_name(name)
+
+		if not player then
+			return false, "Player not found"
+		end
+
+		local pos = player:get_pos()
+
+		local a = minetest.find_nodes_in_area(
+			{x = pos.x - r, y = pos.y - r, z = pos.z - r},
+			{x = pos.x + r, y = pos.y + r, z = pos.z + r},
+			{"protector:protect_hidden"})
+
+		local meta, owner
+
+		for _, row in pairs(a) do
+
+			meta = minetest.get_meta(row)
+			owner = meta:get_string("owner") or ""
+
+			if owner == name then
+				minetest.swap_node(row, {name = "protector:protect"})
+			end
+		end
+	end
+})
+
+minetest.register_chatcommand("protector_hide", {
+	params = "",
+	description = "Hide protection blocks",
+	privs = {interact = true},
+
+	func = function(name, param)
+
+		local player = minetest.get_player_by_name(name)
+
+		if not player then
+			return false, "Player not found"
+		end
+
+		local pos = player:get_pos()
+
+		local a = minetest.find_nodes_in_area(
+			{x = pos.x - r, y = pos.y - r, z = pos.z - r},
+			{x = pos.x + r, y = pos.y + r, z = pos.z + r},
+			{"protector:protect", "protector:protect2"})
+
+		local meta, owner
+
+		for _, row in pairs(a) do
+
+			meta = minetest.get_meta(row)
+			owner = meta:get_string("owner") or ""
+
+			if owner == name then
+				minetest.swap_node(row, {name = "protector:protect_hidden"})
+			end
+		end
+	end
+})