using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Web;
using System.Web.Services;
namespace WeatherWS
{
///
/// checkID 的摘要说明。
///
public class checkCID : System.Web.Services.WebService
{
public checkCID()
{
InitializeComponent();
}
#region 组件设计器生成的代码
//Web 服务设计器所必需的
private IContainer components = null;
///
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容。
///
private void InitializeComponent()
{
}
///
/// 清理所有正在使用的资源。
///
protected override void Dispose(bool disposing)
{
if (disposing && components != null)
{
components.Dispose();
}
base.Dispose(disposing);
}
#endregion
[WebMethod(Description = "输入15或18位身份证号码以验证其有效性")]
public idDataClass CheckCidInfo(string cid)
{
string[] aCity = new string[] { null, null, null, null, null, null, null, null, null, null, null, "北京", "天津", "河北", "山西", "内蒙古", null, null, null, null, null, "辽宁", "吉林", "黑龙江", null, null, null, null, null, null, null, "上海", "江苏", "浙江", "安微", "福建", "江西", "山东", null, null, null, "河南", "湖北", "湖南", "广东", "广西", "海南", null, null, null, "重庆", "四川", "贵州", "云南", "西藏", null, null, null, null, null, null, "陕西", "甘肃", "青海", "宁夏", "新疆", null, null, null, null, null, "台湾", null, null, null, null, null, null, null, null, null, "香港", "澳门", null, null, null, null, null, null, null, null, "国外" };
double iSum = 0;
idDataClass _cidData = new idDataClass();
System.Text.RegularExpressions.Regex rg = new System.Text.RegularExpressions.Regex(@"^\d{17}(\d|x)$|^\d{15}$");
System.Text.RegularExpressions.Match mc = rg.Match(cid);
if (!mc.Success)
{
_cidData.isValid = false;
_cidData.chkInfo = "不是有效的身份证号";
return _cidData;
}
if (cid.Length == 15) cid = this.convert15to18(cid);
cid = cid.ToLower();
cid = cid.Replace("x", "a");
if (aCity[int.Parse(cid.Substring(0, 2))] == null)
{
_cidData.isValid = false;
_cidData.chkInfo = "非法地区";
return _cidData;
}
try
{
DateTime.Parse(cid.Substring(6, 4) + "-" + cid.Substring(10, 2) + "-" + cid.Substring(12, 2));
}
catch
{
_cidData.isValid = false;
_cidData.chkInfo = "非法生日";
return _cidData;
}
for (int i = 17; i >= 0; i--)
{
iSum += (System.Math.Pow(2, i) % 11) * int.Parse(cid[17 - i].ToString(), System.Globalization.NumberStyles.HexNumber);
}
if (iSum % 11 != 1)
{
_cidData.isValid = false;
_cidData.chkInfo = "非法证号";
return _cidData;
}
_cidData.isValid = true;
_cidData.chkInfo = aCity[int.Parse(cid.Substring(0, 2))] + "," + cid.Substring(6, 4) + "-" + cid.Substring(10, 2) + "-" + cid.Substring(12, 2) + "," + (int.Parse(cid.Substring(16, 1)) % 2 == 1 ? "男" : "女");
return _cidData;
}
//将15位身份证号码转换为18位
private string convert15to18(string cid)
{
char[] strJiaoYan = { '1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2' };
int[] intQuan = { 7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2, 1 };
string strTemp;
int intTemp = 0;
strTemp = cid.Substring(0, 6) + "19" + cid.Substring(6);
for (int i = 0; i <= strTemp.Length - 1; i++)
{
intTemp += int.Parse(strTemp.Substring(i, 1)) * intQuan[i];
}
intTemp = intTemp % 11;
return strTemp + strJiaoYan[intTemp];
}
}
//用于保存身份证验证结果的类
public class idDataClass
{
public idDataClass()
{
}
public bool isValid;
public string chkInfo;
}
}
本文作者:Jasonlee's Blog 来源:http://www.jasonlee.cn/article.asp?id=77
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