From b4be27e4a513b0e76b318da5fa0c38f0b5cd13a2 Mon Sep 17 00:00:00 2001
From: rubenwardy <rw@rubenwardy.com>
Date: Sat, 23 Jun 2018 15:54:00 +0100
Subject: [PATCH] Require two flags before being able to export

---
 mods/ctf_map/map_maker.lua | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/mods/ctf_map/map_maker.lua b/mods/ctf_map/map_maker.lua
index 91b90bd..370a3ea 100644
--- a/mods/ctf_map/map_maker.lua
+++ b/mods/ctf_map/map_maker.lua
@@ -264,6 +264,11 @@ minetest.register_on_player_receive_fields(function(player, formname, fields)
 	end
 
 	if fields.export then
+		if #flag_positions ~= 2 then
+			minetest.chat_send_all("You need to place two flags!")
+			return
+		end
+
 		we_select(player_name)
 		show_progress_formspec(player_name, "Exporting...")