/// <summary>
/// 功能：将15位的身份证号码转成18位的身份证号码
/// 日期：2013-03-25
/// </summary>
/// <param name="cardNo">15位的身份证号码</param>
/// <returns>18位的身份证号码</returns>
public static string UserCarNo15To18(string cardNo)
{
int iS = 0;
//加权因子常数
int[] iW = new int[] { 7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2 };
//校验码常数
string LastCode = "10X98765432";
//新身份证号
string perIDNew;
perIDNew = cardNo.Substring(0, 6);
//填在第6位及第7位上填上‘1’，‘9’两个数字
perIDNew += "19";
perIDNew += cardNo.Substring(6, 9);
//进行加权求和
for (int i = 0; i < 17; i++)
{
iS += Int32Helper.ToInt32(perIDNew.Substring(i, 1)) * iW[i];
}
//取模运算，得到模值
int iY = iS % 11;
//从LastCode中取得以模为索引号的值，加到身份证的最后一位，即为新身份证号。
perIDNew += LastCode.Substring(iY, 1);
return(perIDNew);
}
/// <summary>
/// 功能：取得数据源中数据的总行数
/// 日期：2013-04-02
/// </summary>
/// <param name="obj">数据源</param>
/// <returns>数据源行数</returns>
public static int GetRowTotal(DataTable dt)
{
if (ValidationHelper.CheckDt(dt))
{
return(Int32Helper.ToInt32(dt.Rows[0]["ROW_TOTAL"]));
}
return(0);
}
public static ImportResultEntity GetExcelData(HttpPostedFileBase fileBase)
{
HttpPostedFile file = HttpContext.Current.Request.Files["Files"];
ImportResultEntity model = new ImportResultEntity();
string fileName = Path.GetFileName(file.FileName);
int fileSize = file.ContentLength; //获取上传文件的大小单位为字节byte
string fileEx = System.IO.Path.GetExtension(fileName); //获取上传文件的扩展名
string NoFileName = System.IO.Path.GetFileNameWithoutExtension(fileName); //获取无扩展名的文件名
int maxSize = 5000 * 1024; //定义上传文件的最大空间大小为5M
if (!string.IsNullOrEmpty(WebConfigHelper.GetConfigurationApp("importFileMaxSize")))
{
maxSize = Int32Helper.ToInt32(WebConfigHelper.GetConfigurationApp("importFileMaxSize")) * 1024 * 1000;
}
string FileType = ".xls,.xlsx";//定义上传文件的类型字符串
fileName = NoFileName + "_" + Guid.NewGuid().ToString().Replace("-", "") + fileEx;
if (!FileType.Contains(fileEx))
{
model.Status = 1;
model.Message = "导入的文件必须是Excel文件。";
return(model);
}
if (fileSize > maxSize)
{
model.Status = 1;
model.Message = "导入的文件Excel大小不能超过" + (maxSize / 1000 / 1024) + "MB.";
return(model);
}
string path = AppDomain.CurrentDomain.BaseDirectory + "uploads/EXCEL/" + DateTime.Now.ToString("yyyyMMdd");
if (!System.IO.File.Exists(path))
{
System.IO.Directory.CreateDirectory(path);
}
string savePath = Path.Combine(path, fileName);
file.SaveAs(savePath);
model.Status = 2;
model.FileName = fileName;
model.Message = "您的文件已上传成功。";
return(model);
}
/// <summary>
/// 功能：验证身份证号码是否合法
/// 日期：2013-03-25
/// </summary>
/// <param name="userCardNo">参数 身份证号码</param>
/// <returns>返回string 合法返回null 不合法返回原因</returns>
public static string CheckUserCardNo(string userCardNo)
{
//如果是15位，则先升级成18位
if (userCardNo.Length == 15)
{
userCardNo = BusinessHelper.UserCarNo15To18(userCardNo);
}
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;
userCardNo = userCardNo.ToLower();
System.Text.RegularExpressions.Regex rg = new System.Text.RegularExpressions.Regex(@"^\d{17}(\d|x)$");
System.Text.RegularExpressions.Match mc = rg.Match(userCardNo);
if (!mc.Success)
{
return("身份证号错误：位数必须是18位");
}
userCardNo = userCardNo.Replace("x", "a");
if (aCity[Int32Helper.ToInt32(userCardNo.Substring(0, 2))] == null)
{
return("身份证号错误：非法地区");
}
try
{
DateTime.Parse(userCardNo.Substring(6, 4) + "-" + userCardNo.Substring(10, 2) + "-" + userCardNo.Substring(12, 2));
}
catch
{
return("身份证号错误：非法生日");
}
for (int i = 17; i >= 0; i--)
{
iSum += (System.Math.Pow(2, i) % 11) * int.Parse(userCardNo[17 - i].ToString(), System.Globalization.NumberStyles.HexNumber);
}
if (iSum % 11 != 1)
{
return("身份证号错误：非法证号");
}
return(null);
}
