Files
OpenRA/OpenRA.Game/Network/GeoIP.cs

51 lines
1.1 KiB
C#

#region Copyright & License Information
/*
* Copyright 2007-2015 The OpenRA Developers (see AUTHORS)
* This file is part of OpenRA, which is free software. It is made
* available to you under the terms of the GNU General Public License
* as published by the Free Software Foundation. For more information,
* see COPYING.
*/
#endregion
using System;
using System.IO;
using ICSharpCode.SharpZipLib.GZip;
using MaxMind.GeoIP2;
namespace OpenRA.Network
{
public class GeoIP
{
static DatabaseReader database;
public static void Initialize()
{
try
{
using (var fileStream = new FileStream("GeoLite2-Country.mmdb.gz", FileMode.Open, FileAccess.Read))
using (var gzipStream = new GZipInputStream(fileStream))
database = new DatabaseReader(gzipStream);
}
catch (Exception e)
{
Log.Write("geoip", "DatabaseReader failed: {0}", e);
}
}
public static string LookupCountry(string ip)
{
const string Unknown = "Unknown Location";
try
{
return database.Country(ip).Country.Name ?? Unknown;
}
catch (Exception e)
{
Log.Write("geoip", "LookupCountry failed: {0}", e);
return Unknown;
}
}
}
}