64 lines
1.9 KiB
C#
64 lines
1.9 KiB
C#
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using IP2Region.Net.XDB;
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using System;
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using System.IO;
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using DOAN.Infrastructure.IPTools.Model;
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namespace DOAN.Infrastructure.IPTools
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{
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public class IpTool
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{
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private static readonly string DbPath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "ip2region.xdb");
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private static readonly Searcher Searcher;
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static IpTool()
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{
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if (!File.Exists(DbPath))
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{
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throw new Exception($"IP initialize failed. Can not find database file from {DbPath}. Please download the file to your application root directory, then set it can be copied to the output directory. Url: https://gitee.com/lionsoul/ip2region/blob/master/data/ip2region.xdb");
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}
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Searcher = new Searcher(CachePolicy.File, DbPath);
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}
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public static string GetRegion(string ip)
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{
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if (string.IsNullOrEmpty(ip))
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{
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throw new ArgumentException("IP为空", nameof(ip));
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}
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try
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{
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var region = Searcher.Search(ip);
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return region;
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}
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catch (Exception ex)
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{
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Console.WriteLine(ex.Message);
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throw new Exception($"搜索IP异常IP={ip}", ex);
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}
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}
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public static IpInfo Search(string ip)
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{
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try
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{
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var region = GetRegion(ip);
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var array = region.Split("|");
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var info = new IpInfo()
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{
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Country = array[0],
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Province = array[2],
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City = array[3],
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NetworkOperator = array[4],
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IpAddress = ip
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};
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return info;
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}
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catch (Exception e)
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{
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throw new Exception("Error converting ip address information to ipinfo object", e);
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}
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}
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}
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}
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