81 lines
2.4 KiB
C#
81 lines
2.4 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Web;
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/// <summary>
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/// ip 的摘要描述
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/// </summary>
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///
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namespace MyWeb
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{
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public class ip:function
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{
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public ip()
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{
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//
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// TODO: 在這裡新增建構函式邏輯
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//
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}
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public static string Get()
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{
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string myip = HttpContext.Current.Request.UserHostAddress;
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if (myip == "::1")
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myip = "127.0.0.1";
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return myip;
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}
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//由ip取得國別
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public string nation(string DefNation="")
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{
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language lang = new language();
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string nation = DefNation != "" ? DefNation : lang.defaultNation();
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string myip = Get();
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string cname = "ip_" + myip.Replace(".", "_");
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//清除之前暫存其它ip
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List<string> clearItem = new List<string>();
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foreach (string item in HttpContext.Current.Request.Cookies)
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if (item.Split('_')[0] == "ip" && item != cname)
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clearItem.Add(item);
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foreach (string item in clearItem)
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HttpContext.Current.Response.Cookies[item].Expires = DateTime.Now.AddDays(-1);
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if (myip != "127.0.0.1")
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{
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if (HttpContext.Current.Request.Cookies[cname] != null)
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{
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nation = HttpContext.Current.Request.Cookies[cname].Value;
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}
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else
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{
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string[] data = WRequest("http://ip2c.org/" + myip, Method.GET , "").data.Split(';'); //1;TW;TWN;Taiwan; Republic of China (ROC)
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if (data[0] == "1" && data.Length >= 2)
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{
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nation = data[1];
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HttpContext.Current.Response.Cookies[cname].Value = nation;
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HttpContext.Current.Response.Cookies[cname].Expires = DateTime.Now.AddDays(3);
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}
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}
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}
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if (!isStrNull(lang.Text(nation)))
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{
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//網站有對應的語系
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return nation;
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}
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else
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{
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//網站沒對應的語系，傳回指定預設的語系
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return DefNation != "" ? DefNation : lang.defaultNation();
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}
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}
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}
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}
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