身份证号码查询与生成(C#源码)

using System;
using System.Collections.Generic;
using System.Collections;
using System.Text;
using System.Xml;
using System.Text.RegularExpressions;
using System.Globalization;
using System.Web.Hosting;

namespace IDCardNumber
{
/// <summary>
/// 身份证号码解析与生成
/// 作者：宋雷鸣 10522779@qq.com
/// </summary>
public class IDCardNumber
{
#region 身份证信息属性
private string _province;
/// <summary>
/// 所在省份信息
/// </summary>
public string Province
{
get { return _province; }
set { _province = value; }
}
private string _area;
/// <summary>
/// 所在地区信息
/// </summary>
public string Area
{
get { return _area; }
set { _area = value; }
}
private string _city;
/// <summary>
/// 所在区县信息
/// </summary>
public string City
{
get { return _city; }
set { _city = value; }
}
private DateTime _age;
/// <summary>
/// 年龄
/// </summary>
public DateTime Age
{
get { return _age; }
set { _age = value; }
}
private int _sex;
/// <summary>
/// 性别，0为女，1为男
/// </summary>
public int Sex
{
get { return _sex; }
set { _sex = value; }
}
private string _cardnumber;
/// <summary>
/// 身份证号码
/// </summary>
public string CardNumber
{
get { return _cardnumber; }
set { _cardnumber = value; }
}
private string _json;
/// <summary>
/// 生成Javascript对象；
/// </summary>
public string Json
{
get { return _json; }
set { _json = value; }
}

#endregion

#region 静态方法
private static readonly List<string[]> Areas = new List<string[]>();
/// <summary>
/// 获取区域信息
/// </summary>
private static void FillAreas()
{
XmlDocument docXml = new XmlDocument();
string file = HostingEnvironment.MapPath("~/App_Data/AreaCodeInfo.xml");
docXml.Load(file);
XmlNodeList nodelist = docXml.GetElementsByTagName("area");
foreach (XmlNode node in nodelist)
{
string code = node.Attributes["code"].Value;
string name = node.Attributes["name"].Value;
IDCardNumber.Areas.Add(new string[] { code, name });
}
}
/// <summary>
/// 解析身份证信息
/// </summary>
/// <param name="idCardNumber"></param>
public static IDCardNumber Get(string idCardNumber)
{
if (IDCardNumber.Areas.Count < 1)
IDCardNumber.FillAreas();
if (!IDCardNumber.CheckIDCardNumber(idCardNumber))
throw new Exception("非法的身份证号码");
//
IDCardNumber cardInfo = new IDCardNumber(idCardNumber);
return cardInfo;
}
/// <summary>
/// 校验身份证号码是否合法
/// </summary>
/// <param name="idCardNumber"></param>
/// <returns></returns>
public static bool CheckIDCardNumber(string idCardNumber)
{
//正则验证
Regex rg = new Regex(@"^\d{17}(\d|X)$");
Match mc = rg.Match(idCardNumber);
if (!mc.Success) return false;
//加权码
string code = idCardNumber.Substring(17, 1);
double sum = 0;
string checkCode = null;
for (int i = 2; i <= 18; i++)
{
sum += int.Parse(idCardNumber[18 - i].ToString(), NumberStyles.HexNumber) * (Math.Pow(2, i - 1) % 11);
}
string[] checkCodes ={ "1", "0", "X", "9", "8", "7", "6", "5", "4", "3", "2" };
checkCode = checkCodes[(int)sum % 11];
if (checkCode != code) return false;
//
return true;
}
/// <summary>
/// 随机生成一个身份证号
/// </summary>
/// <returns></returns>
public static IDCardNumber Radom()
{
long tick = DateTime.Now.Ticks;
return new IDCardNumber(_radomCardNumber((int)tick));
}
/// <summary>
/// 批量生成身份证
/// </summary>
/// <param name="count"></param>
/// <returns></returns>
public static List<IDCardNumber> Radom(int count)
{
List<IDCardNumber> list = new List<IDCardNumber>();
string cardNumber;
bool isExits;
for (int i = 0; i < count; i++)
{
do
{
isExits = false;
int tick = (int)DateTime.Now.Ticks;
cardNumber = IDCardNumber._radomCardNumber(tick * (i + 1));
foreach (IDCardNumber c in list)
{
if (c.CardNumber == cardNumber)
{
isExits = true;
break;
}
}

} while (isExits);
list.Add(new IDCardNumber(cardNumber));
}
return list;
}
/// <summary>
/// 生成随身份证号
/// </summary>
/// <param name="seed">随机数种子</param>
/// <returns></returns>
private static string _radomCardNumber(int seed)
{
if (IDCardNumber.Areas.Count < 1)
IDCardNumber.FillAreas();
System.Random rd = new System.Random(seed);
//随机生成发证地
string area = "";
do
{
area = IDCardNumber.Areas[rd.Next(0, IDCardNumber.Areas.Count - 1)][0];
} while (area.Substring(4, 2) == "00");
//随机出生日期
DateTime birthday = DateTime.Now;
birthday = birthday.AddYears(-rd.Next(16, 60));
birthday = birthday.AddMonths(-rd.Next(0, 12));
birthday = birthday.AddDays(-rd.Next(0, 31));
//随机码
string code = rd.Next(1000, 9999).ToString("####");
//生成完整身份证号
string codeNumber = area + birthday.ToString("yyyyMMdd") + code;
double sum = 0;
string checkCode = null;
for (int i = 2; i <= 18; i++)
{
sum += int.Parse(codeNumber[18 - i].ToString(), NumberStyles.HexNumber) * (Math.Pow(2, i - 1) % 11);
}
string[] checkCodes ={ "1", "0", "X", "9", "8", "7", "6", "5", "4", "3", "2" };
checkCode = checkCodes[(int)sum % 11];
codeNumber = codeNumber.Substring(0, 17) + checkCode;
//
return codeNumber;
}
#endregion

#region 身份证解析方法

private IDCardNumber(string idCardNumber)
{
this._cardnumber = idCardNumber;
_analysis();
}
/// <summary>
/// 解析身份证
/// </summary>
private void _analysis()
{
//取省份，地区，区县
string provCode = _cardnumber.Substring(0, 2).PadRight(6, '0');
string areaCode = _cardnumber.Substring(0, 4).PadRight(6, '0');
string cityCode = _cardnumber.Substring(0, 6).PadRight(6, '0');
for (int i = 0; i < IDCardNumber.Areas.Count; i++)
{
if (provCode == IDCardNumber.Areas[i][0])
this._province = IDCardNumber.Areas[i][1];
if (areaCode == IDCardNumber.Areas[i][0])
this._area = IDCardNumber.Areas[i][1];
if (cityCode == IDCardNumber.Areas[i][0])
this._city = IDCardNumber.Areas[i][1];
if (_province != null && _area != null && _city != null) break;
}
//取年龄
string ageCode = _cardnumber.Substring(6, 8);
try
{
int year = Convert.ToInt16(ageCode.Substring(0, 4));
int month = Convert.ToInt16(ageCode.Substring(4, 2));
int day = Convert.ToInt16(ageCode.Substring(6, 2));
_age = new DateTime(year, month, day);
}
catch
{
throw new Exception("非法的出生日期");
}
//取性别
string orderCode = _cardnumber.Substring(14, 3);
this._sex = Convert.ToInt16(orderCode) % 2 == 0 ? 0 : 1;
//生成Javascript对象
_json = @"prov:'{0}',area:'{1}',city:'{2}',year:{3},month:{4},day:{5},sex:{6},number:'{7}'";
_json = string.Format(_json, _province, _area, _city, _age.Year, _age.Month, _age.Day, _sex, _cardnumber);
_json = "{" + _json + "}";
}
#endregion
}

}