Ejemplo n.º 1
0
        /// <summary>
        ///     获取IP地址位置
        /// </summary>
        /// <param name="ip">IP</param>
        public static string GetAddress(string ip = "")
        {
            if (string.IsNullOrWhiteSpace(ip))
            {
                ip = Req.GetIP();
            }
            var loc = GetLocation(ip);

            return(loc.Area + loc.Address);
        }
Ejemplo n.º 2
0
        /// <summary>
        ///     查找指定IP位置
        /// </summary>
        /// <param name="ip"></param>
        /// <returns></returns>
        public static Location GetLocation(string ip = "")
        {
            if (string.IsNullOrWhiteSpace(ip))
            {
                ip = Req.GetIP();
            }

            if (data == null)
            {
                using (var fs = new FileStream(File, FileMode.Open, FileAccess.Read, FileShare.Read))
                {
                    data = new byte[fs.Length];
                    fs.Read(data, 0, data.Length);
                }
                var buffer = new byte[8];
                Array.Copy(data, 0, buffer, 0, 8);
                firstStartIpOffset = ((buffer[0] + (buffer[1] * 0x100)) + ((buffer[2] * 0x100) * 0x100)) +
                                     (((buffer[3] * 0x100) * 0x100) * 0x100);
                lastStartIpOffset = ((buffer[4] + (buffer[5] * 0x100)) + ((buffer[6] * 0x100) * 0x100)) +
                                    (((buffer[7] * 0x100) * 0x100) * 0x100);
                ipCount = Convert.ToInt64((((lastStartIpOffset - firstStartIpOffset)) / 7.0));

                if (ipCount <= 1L)
                {
                    throw new ArgumentException("ip FileDataError");
                }
            }
            if (!regex.Match(ip).Success)
            {
                throw new ArgumentException("IP格式错误");
            }

            var Location = new Location {
                IP = ip
            };
            var intIP = IpToInt(ip);

            if ((intIP >= IpToInt("127.0.0.1") && (intIP <= IpToInt("127.255.255.255"))))
            {
                Location.Area    = "本机/局域网地址";
                Location.Address = "";
            }
            else
            {
                if ((((intIP >= IpToInt("0.0.0.0")) && (intIP <= IpToInt("2.255.255.255"))) ||
                     ((intIP >= IpToInt("64.0.0.0")) && (intIP <= IpToInt("126.255.255.255")))) ||
                    ((intIP >= IpToInt("58.0.0.0")) && (intIP <= IpToInt("60.255.255.255"))))
                {
                    Location.Area    = "网络保留地址";
                    Location.Address = "";
                }
            }
            var right       = ipCount;
            var left        = 0L;
            var startIp     = 0L;
            var endIpOff    = 0L;
            var endIp       = 0L;
            var countryFlag = 0;

            while (left < (right - 1L))
            {
                var middle = (right + left) / 2L;
                startIp = GetStartIp(middle, out endIpOff);
                if (intIP == startIp)
                {
                    left = middle;
                    break;
                }
                if (intIP > startIp)
                {
                    left = middle;
                }
                else
                {
                    right = middle;
                }
            }
            startIp = GetStartIp(left, out endIpOff);
            endIp   = GetEndIp(endIpOff, out countryFlag);
            if ((startIp <= intIP) && (endIp >= intIP))
            {
                string local;
                Location.Area    = GetCountry(endIpOff, countryFlag, out local);
                Location.Address = local;
            }
            else
            {
                Location.Area    = "未知";
                Location.Address = "";
            }
            Location.Address = Regex.Replace(Location.Address, "CZ88.NET", "", RegexOptions.IgnoreCase);
            return(Location);
        }
Ejemplo n.º 3
0
 /// <summary>
 ///     获取IP地址位置
 /// </summary>
 /// <param name="province">返回省份</param>
 /// <param name="city">返回城市</param>
 public static string GetAddress(out string province, out string city)
 {
     return(GetAddress(Req.GetIP(), out province, out city));
 }