Major update.

ip.lua

@@ -0,0 +1,28 @@
+factions_ip = {}
+factions_ip.player_ips = {}
+
+--read some basic information
+local factions_worldid = minetest.get_worldpath()
+
+function factions_ip.save()
+    local file,error = io.open(factions_worldid .. "/" .. "factions_iplist.conf","w")
+
+    if file ~= nil then
+        file:write(minetest.serialize(factions_ip.player_ips))
+        file:close()
+    else
+        minetest.log("error","MOD factions: unable to save faction player ips!: " .. error)
+    end
+end
+
+function factions_ip.load()
+    local file,error = io.open(factions_worldid .. "/" .. "factions_iplist.conf","r")
+
+    if file ~= nil then
+        local raw_data = file:read("*a")
+        factions_ip.player_ips = minetest.deserialize(raw_data)
+        file:close()
+	else
+        minetest.log("error","MOD factions: unable to load faction player ips!: " .. error)
+    end
+end