wasStitchNET – Blame information for rev 13
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13 | office | 1 | /////////////////////////////////////////////////////////////////////////// |
2 | // Copyright (C) Wizardry and Steamworks 2017 - License: GNU GPLv3 // |
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3 | // Please see: http://www.gnu.org/licenses/gpl.html for legal details, // |
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4 | // rights of fair usage, the disclaimer and warranty conditions. // |
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5 | /////////////////////////////////////////////////////////////////////////// |
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6 | |||
7 | using System; |
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8 | using System.IO.Compression; |
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9 | using System.Net; |
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10 | using System.Reflection; |
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11 | using MaxMind.GeoIP2; |
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12 | using MaxMind.GeoIP2.Responses; |
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13 | |||
14 | namespace wasStitchNET.GeoIP |
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15 | { |
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16 | public static class Extensions |
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17 | { |
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18 | public static CityResponse GeoIPGetCity(this IPAddress address) |
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19 | { |
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20 | // Open the MaxMind GeoIP database. |
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21 | using (var gZipStream = |
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22 | new GZipStream( |
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23 | Assembly.GetExecutingAssembly() |
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24 | .GetManifestResourceStream($"wasStitchNET.GeoIP.MaxMind.{STITCH_CONSTANTS.GEOIP_CITY_DATABASE}"), |
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25 | CompressionMode.Decompress)) |
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26 | { |
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27 | // Resolve the IP address to a city response. |
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28 | using (var reader = new DatabaseReader(gZipStream)) |
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29 | { |
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30 | CityResponse response; |
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31 | if (reader.TryCity(address, out response)) |
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32 | return response; |
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33 | } |
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34 | } |
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35 | |||
36 | return null; |
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37 | } |
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38 | } |
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39 | } |