ASP.NET MVC——序列之【身份证验证】
1.创建新类继承【ValidationAttribute】类
2.首先引用程序集【System.ComponentModel.DataAnnotations】
3.导入命名空间 using System.ComponentModel.DataAnnotations;
4.重新【IsValid】方法
5.
1 protected override ValidationResult IsValid(object value, ValidationContext validationContext) 2 { 3 4 if (str.Length == 0) 5 { 6 return new ValidationResult(validationContext.DisplayName + "不能为空");//数字验证 7 } 8 string str = value.ToString(); 9 10 if (str.Length == 18) 11 { 12 long n = 0; 13 if (long.TryParse(str.Remove(17), out n) == false || n < Math.Pow(10, 16) || long.TryParse(str.Replace('x', '0').Replace('X', '0'), out n) == false) 14 { 15 return new ValidationResult(validationContext.DisplayName + "包含非法字符");//数字验证 16 } 17 string address = "11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91"; 18 if (address.IndexOf(str.Remove(2)) == -1) 19 { 20 return new ValidationResult(validationContext.DisplayName + "地区不合法！");//省份验证 21 } 22 string birth = str.Substring(6, 8).Insert(6, "-").Insert(4, "-"); 23 DateTime time = new DateTime(); 24 if (DateTime.TryParse(birth, out time) == false) 25 { 26 return new ValidationResult(validationContext.DisplayName + "出生日期不通过！");//生日验证 27 } 28 string[] arrVarifyCode = ("1,0,x,9,8,7,ralph lauren home store,6,5,4,3,2").Split(','); 29 string[] Wi = ("7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2").Split(','); 30 char[] Ai = str.Remove(17).ToCharArray(); 31 int sum = 0; 32 for (int i = 0; i < 17; i++) 33 { 34 sum += int.Parse(Wi[i]) * int.Parse(Ai[i].ToString()); 35 } 36 int y = -1; 37 Math.DivRem(sum, 11, out y); 38 if (arrVarifyCode[y] != str.Substring(17, 1).ToLower()) 39 { 40 return new ValidationResult(validationContext.DisplayName + "校验码不通过！");//校验码验证 41 } 42 return ValidationResult.Success;//契合GB11643-1999标准 43 44 } 45 else if (str.Length == 15) 46 { 47 long n = 0; 48 if (long.TryParse(str, out n) == false || n < Math.Pow(10, 14)) 49 { 50 return new ValidationResult(validationContext.DisplayName + "包含非法字符！");//数字验证 51 } 52 string address = "11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91"; 53 if (address.IndexOf(str.Remove(2)) == -1) 54 { 55 return new ValidationResult(validationContext.DisplayName + "地区不合法！");//省份验证 56 } 57 string birth = str.Substring(6, 6).Insert(4, "-").Insert(2, "-"); 58 DateTime time = new DateTime(); 59 if (DateTime.TryParse(birth, out time) == false) 60 { 61 return new ValidationResult(validationContext.DisplayName + "出生日期不通过！");//生日验证 62 } 63 return ValidationResult.Success;//契合GB11643-1999标准 64 } 65 else 66 { 67 return new ValidationResult(validationContext.DisplayName + "位数不符合！");//生日验证 68 69 } 70 71 72 73 }
