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