Fixes Issue #14

Fixes: "Needs a global table so other mods can be nether aware. #14"

nether/portal.lua

@@ -13,6 +13,9 @@ end)
 local save_path = minetest.get_worldpath() .. "/nether_players"
 local players_in_nether = {}
 
+-- Global table to store things that nether aware mods might need to access.
+NETHER = {}
+
 -- Load the list of players which are trapped in the nether
 -- (or would be trapped if nether.trap_players was true)
 do
@@ -29,6 +32,16 @@ do
 	end
 end
 
+-- Nether aware mods will need to know if a player is in the nether.
+NETHER['is_player_in_nether'] = function (player)
+	local pname = player:get_player_name()
+	if players_in_nether[pname] == nil then
+		return false
+	else
+		return true
+	end
+end
+
 local function save_nether_players()
 	local playernames,n = {},1
 	for name in pairs(players_in_nether) do