From 253a120424849290f0d78a6b3f3fc326a55fbe24 Mon Sep 17 00:00:00 2001 From: Redns Date: Wed, 8 Jun 2022 21:41:20 +0800 Subject: [PATCH] =?UTF-8?q?=E2=9C=A8=20=E6=96=B0=E5=A2=9E=E8=BA=AB?= =?UTF-8?q?=E4=BB=BD=E8=AF=81=E5=8F=B7=E7=94=9F=E6=88=90=E5=99=A8?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- lib/Common/CheckMethod.cs | 87 +++++++++++++++++++++++++++++++++++++++ lib/CreditCard.cs | 70 +++++++------------------------ lib/FakeSharp.csproj | 4 +- lib/IdentifyCard.cs | 62 +++++++++++++++++++++++++++- test/Program.cs | 20 ++++++++- 5 files changed, 183 insertions(+), 60 deletions(-) create mode 100644 lib/Common/CheckMethod.cs diff --git a/lib/Common/CheckMethod.cs b/lib/Common/CheckMethod.cs new file mode 100644 index 0000000..a45613f --- /dev/null +++ b/lib/Common/CheckMethod.cs @@ -0,0 +1,87 @@ +namespace FakeSharp.Common +{ + public class CheckMethod + { + /// + /// Luhn校验，用于银行卡号、IMEI、社会保险等场合 + /// + /// 待校验的数字 + /// + public static int Luhn(long n) + { + var sum = 0L; + var isDoubleBit = true; + + while (n > 0) + { + if (isDoubleBit) { sum += SelfSum((n % 10) * 2); } + else { sum += n % 10; } + + isDoubleBit = !isDoubleBit; + n /= 10; + } + + var res = sum % 10; + if (res != 0) { res = 10 - res; } + + return (int)res; + } + + + /// + /// 身份证号校验 + /// + /// 身份证号码（不含校验码） + /// + public static char IDCardCheck(string number) + { + if(number.Length != 17) + { + return 'E'; + } + else + { + var sum = (number[0] - 48) * 7 + (number[1] - 48) * 9 + (number[2] - 48) * 10 + + (number[3] - 48) * 5 + (number[4] - 48) * 8 + (number[5] - 48) * 4 + + (number[6] - 48) * 2 + (number[7] - 48) * 1 + (number[8] - 48) * 6 + + (number[9] - 48) * 3 + (number[10] - 48) * 7 + (number[11] - 48) * 9 + + (number[12] - 48) * 10 + (number[13] - 48) * 5 + (number[14] - 48) * 8 + + (number[15] - 48) * 4 + (number[16] - 48) * 2; + return (sum % 11) switch + { + 0 => '1', + 1 => '0', + 2 => 'X', + 3 => '9', + 4 => '8', + 5 => '7', + 6 => '6', + 7 => '5', + 8 => '4', + 9 => '3', + 10 => '2', + _ => 'E' + }; + } + } + + + /// + /// 求整数中每位数字之和 + /// + /// + /// + static long SelfSum(long n) + { + var sum = n % 10; + var rest = n; + + while ((rest /= 10) > 0) + { + sum += rest % 10; + } + + return sum; + } + } +} diff --git a/lib/CreditCard.cs b/lib/CreditCard.cs index 712a242..c9d8b3a 100644 --- a/lib/CreditCard.cs +++ b/lib/CreditCard.cs @@ -1,4 +1,6 @@ -namespace FakeSharp +using FakeSharp.Common; + +namespace FakeSharp { public class CreditCard { @@ -7,17 +9,17 @@ public class CreditCard /// public enum BinType { - Any = 0, - GongShang = 623062, - ZhongGuo = 621343, - JianShe = 622676, - ZhaoShang = 410062, - ZhongXin = 433680, - GuangDa = 622663, - MinSheng = 622622, - JiaoTong = 621335, - PingAn = 622989, - NongYe = 622848 + Any = 0, // 任意 + GongShang = 623062, // 工商银行 + ZhongGuo = 621343, // 中国银行 + JianShe = 622676, // 建设银行 + ZhaoShang = 410062, // 招商银行 + ZhongXin = 433680, // 中信银行 + GuangDa = 622663, // 光大银行 + MinSheng = 622622, // 民生银行 + JiaoTong = 621335, // 交通银行 + PingAn = 622989, // 平安银行 + NongYe = 622848 // 农业银行 } @@ -43,31 +45,8 @@ public static IEnumerable Generate(BinType binType = BinType.Any, int le // 添加中间位 fakeCardNumber += (long)(fakeCardNumber * Math.Pow(10, length - 7)) + r.Next((int)Math.Pow(10, length - 8), (int)(0.9 * Math.Pow(10, length - 7))); - // 计算校验位 - var sum = 0L; - var isDoubleBit = true; - - var fakeCardNumberCopy = fakeCardNumber; - while (fakeCardNumberCopy > 0) - { - if (isDoubleBit) - { - sum += SelfSum((fakeCardNumberCopy % 10) * 2); - } - else - { - sum += fakeCardNumberCopy % 10; - } - - isDoubleBit = !isDoubleBit; - fakeCardNumberCopy /= 10; - } - - var res = sum % 10; - if (res != 0) { res = 10 - res; } - // 构造银行卡号 - fakeCardNumbers[i] = $"{fakeCardNumber}{res}"; + fakeCardNumbers[i] = $"{fakeCardNumber}{CheckMethod.Luhn(fakeCardNumber)}"; } return fakeCardNumbers; @@ -97,24 +76,5 @@ static BinType GenerateRandomBinCode(Random? r = null) _ => BinType.Any }; } - - - /// - /// 求整数中每位数字之和 - /// - /// - /// - static long SelfSum(long n) - { - var sum = n % 10; - var rest = n; - - while ((rest /= 10) > 0) - { - sum += rest % 10; - } - - return sum; - } } } \ No newline at end of file diff --git a/lib/FakeSharp.csproj b/lib/FakeSharp.csproj index 3de4d9e..edc5150 100644 --- a/lib/FakeSharp.csproj +++ b/lib/FakeSharp.csproj @@ -16,9 +16,9 @@ True data-generation MIT - ✨ 新增银行卡号生成器 + ✨ 新增身份证号生成器 伪数据生成器，用于构造手机号、银行卡号、身份证号等数据 - 1.0.3 + 1.0.4 diff --git a/lib/IdentifyCard.cs b/lib/IdentifyCard.cs index 6e61311..74855db 100644 --- a/lib/IdentifyCard.cs +++ b/lib/IdentifyCard.cs @@ -1,9 +1,67 @@ -namespace FakeSharp +using FakeSharp.Common; + +namespace FakeSharp { public class IdentifyCard { - + static readonly string[] PROVINCE_CODE = { "11", "12", "13", "14", "15", "21", "22", "23", "31", "32", "33", "34", "35", "36", + "37", "42", "42", "43", "44", "45", "46", "50", "51", "52", "53", "54", "61", "62", + "63", "64", "65", "71", "81", "82" }; + static readonly string[] PREFECTURE_CODE = { "01", "02", "03", "04", "05", "06", "07", "08", "09", "10", "11", "12", "13", + "14", "15", "16", "17", "18", "19", "20", "21", "22", "23", "24", "25", "26", + "27", "28", "29", "30", "31", "32", "33", "34", "35", "36", "37", "38", "39", + "40", "41", "42", "43", "44", "45", "46", "47", "48", "49", "50", "51", "52", + "53", "54", "55", "56", "57", "58", "59", "60", "61", "62", "63", "64", "65", + "66", "67", "68", "69", "70", "90" }; + + /// + /// 生成身份证号 + /// + /// 起始日期 + /// 终止日期 + /// 性别 + /// 生成数量 + /// + public static IEnumerable Generate(DateTime? dateStart = null, DateTime? dateEnd = null, Gender gender = Gender.Any, int count = 100) + { + var IDCardNumber = ""; + var fakeIDCardNumbers = new string[count]; + var random = new Random(DateTime.Now.Second * 1000 + DateTime.Now.Millisecond); + + // 检查输入参数 + if(dateStart == null) { dateStart = new DateTime(1949, 10, 1); } + if(dateEnd == null) { dateEnd = DateTime.Now; } + if(dateStart > dateEnd) { dateStart = dateEnd; } + + for(int i = 0; i < count; i++) + { + IDCardNumber = $"{PROVINCE_CODE[random.Next(PROVINCE_CODE.Length)]}{PREFECTURE_CODE[random.Next(PREFECTURE_CODE.Length)]}{random.Next(100):D2}{random.Next(dateStart.Value.Year, dateEnd.Value.Year + 1)}{random.Next(13):D2}{random.Next(29):D2}{random.Next(100):D2}"; + + // 添加性别位 + _ = gender switch + { + Gender.Any => IDCardNumber += $"{random.Next(10)}", + Gender.Male => IDCardNumber += $"{random.Next(5) * 2 + 1}", + Gender.Female => IDCardNumber += $"{random.Next(5) * 2}", + _ => "" + }; + + // 添加校验位 + fakeIDCardNumbers[i] = $"{IDCardNumber}{CheckMethod.IDCardCheck(IDCardNumber)}"; + } + + return fakeIDCardNumbers; + } + /// + /// 性别 + /// + public enum Gender + { + Any = 0, // 任意 + Male = 1, // 男性 + Female = 2 // 女性 + } } } diff --git a/test/Program.cs b/test/Program.cs index d2e9796..81a9b95 100644 --- a/test/Program.cs +++ b/test/Program.cs @@ -11,6 +11,9 @@ static void Main(string[] args) // 随机生成10个银行卡号，限制Bin码为建设银行 GenerateCreditCardNumbers(); + + // 随机生成10个身份证号 + GenerateIDCardNumbers(); } /// @@ -33,7 +36,7 @@ static void GenerateMobileNumber() /// static void GenerateCreditCardNumbers() { - var fakeCreditCardNumbers = CreditCard.Generate(CreditCard.BinType.JianShe, count: 10).ToArray(); + var fakeCreditCardNumbers = CreditCard.Generate(CreditCard.BinType.Any, count: 10).ToArray(); Console.WriteLine("########## 银行卡号 ##########"); for (int i = 0; i < fakeCreditCardNumbers.Length; i++) @@ -41,5 +44,20 @@ static void GenerateCreditCardNumbers() Console.WriteLine($"[{i}]{fakeCreditCardNumbers[i]}"); } } + + + /// + /// 随机生成身份证号 + /// + static void GenerateIDCardNumbers() + { + var fakeIDCardNumbers = IdentifyCard.Generate(count: 10).ToArray(); + + Console.WriteLine("########## 身份证号 ##########"); + for (int i = 0; i < fakeIDCardNumbers.Length; i++) + { + Console.WriteLine($"[{i}]{fakeIDCardNumbers[i]}"); + } + } } } \ No newline at end of file