Added isIdentityCard for identity card codes validation

README.md

@@ -85,6 +85,7 @@ Validator                               | Description
 **isHash(str, algorithm)**              | check if the string is a hash of type algorithm.<br/><br/>Algorithm is one of `['md4', 'md5', 'sha1', 'sha256', 'sha384', 'sha512', 'ripemd128', 'ripemd160', 'tiger128', 'tiger160', 'tiger192', 'crc32', 'crc32b']`
 **isHexColor(str)**                     | check if the string is a hexadecimal color.
 **isHexadecimal(str)**                  | check if the string is a hexadecimal number.
+**isIdentityCard(str [, locale])**      | check if the string is a valid identity card code.<br/><br/>`locale` is one of `['ES']` OR `'any'`. If 'any' is used, function will check if any of the locals match.<br/><br/>Defaults to 'any'.
 **isIP(str [, version])**               | check if the string is an IP (version 4 or 6).
 **isIPRange(str)**                      | check if the string is an IP Range(version 4 only).
 **isISBN(str [, version])**             | check if the string is an ISBN (version 10 or 13).

index.js

@@ -188,6 +188,10 @@ var _isCreditCard = require('./lib/isCreditCard');
 
 var _isCreditCard2 = _interopRequireDefault(_isCreditCard);
 
+var _isIdentityCard = require('./lib/isIdentityCard');
+
+var _isIdentityCard2 = _interopRequireDefault(_isIdentityCard);
+
 var _isISIN = require('./lib/isISIN');
 
 var _isISIN2 = _interopRequireDefault(_isISIN);
@@ -347,6 +351,7 @@ var validator = {
   isBefore: _isBefore2.default,
   isIn: _isIn2.default,
   isCreditCard: _isCreditCard2.default,
+  isIdentityCard: _isIdentityCard2.default,
   isISIN: _isISIN2.default,
   isISBN: _isISBN2.default,
   isISSN: _isISSN2.default,

lib/isIdentityCard.js

@@ -0,0 +1,64 @@
+'use strict';
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = isIdentityCard;
+
+var _assertString = require('./util/assertString');
+
+var _assertString2 = _interopRequireDefault(_assertString);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+var validators = {
+  ES: function ES(str) {
+    (0, _assertString2.default)(str);
+
+    var DNI = /^[0-9X-Z][0-9]{7}[TRWAGMYFPDXBNJZSQVHLCKE]$/;
+
+    var charsValue = {
+      X: 0,
+      Y: 1,
+      Z: 2
+    };
+
+    var controlDigits = ['T', 'R', 'W', 'A', 'G', 'M', 'Y', 'F', 'P', 'D', 'X', 'B', 'N', 'J', 'Z', 'S', 'Q', 'V', 'H', 'L', 'C', 'K', 'E'];
+
+    // sanitize user input
+    var sanitized = str.trim().toUpperCase();
+
+    // validate the data structure
+    if (!DNI.test(sanitized)) {
+      return false;
+    }
+
+    // validate the control digit
+    var number = sanitized.slice(0, -1).replace(/[X,Y,Z]/g, function (char) {
+      return charsValue[char];
+    });
+
+    return sanitized.endsWith(controlDigits[number % 23]);
+  }
+};
+
+function isIdentityCard(str) {
+  var locale = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'any';
+
+  (0, _assertString2.default)(str);
+  if (locale in validators) {
+    return validators[locale](str);
+  } else if (locale === 'any') {
+    for (var key in validators) {
+      if (validators.hasOwnProperty(key)) {
+        var validator = validators[key];
+        if (validator(str)) {
+          return true;
+        }
+      }
+    }
+    return false;
+  }
+  throw new Error('Invalid locale \'' + locale + '\'');
+}
+module.exports = exports['default'];

src/index.js

@@ -58,6 +58,7 @@ import isBefore from './lib/isBefore';
 import isIn from './lib/isIn';
 
 import isCreditCard from './lib/isCreditCard';
+import isIdentityCard from './lib/isIdentityCard';
 
 import isISIN from './lib/isISIN';
 import isISBN from './lib/isISBN';
@@ -148,6 +149,7 @@ const validator = {
   isBefore,
   isIn,
   isCreditCard,
+  isIdentityCard,
   isISIN,
   isISBN,
   isISSN,

src/lib/isIdentityCard.js

@@ -0,0 +1,51 @@
+import assertString from './util/assertString';
+
+const validators = {
+  ES: (str) => {
+    assertString(str);
+
+    const DNI = /^[0-9X-Z][0-9]{7}[TRWAGMYFPDXBNJZSQVHLCKE]$/;
+
+    const charsValue = {
+      X: 0,
+      Y: 1,
+      Z: 2,
+    };
+
+    const controlDigits = [
+      'T', 'R', 'W', 'A', 'G', 'M', 'Y', 'F', 'P', 'D', 'X', 'B',
+      'N', 'J', 'Z', 'S', 'Q', 'V', 'H', 'L', 'C', 'K', 'E',
+    ];
+
+    // sanitize user input
+    const sanitized = str.trim().toUpperCase();
+
+    // validate the data structure
+    if (!DNI.test(sanitized)) {
+      return false;
+    }
+
+    // validate the control digit
+    const number = sanitized.slice(0, -1).replace(/[X,Y,Z]/g, char => charsValue[char]);
+
+    return sanitized.endsWith(controlDigits[number % 23]);
+  },
+};
+
+export default function isIdentityCard(str, locale = 'any') {
+  assertString(str);
+  if (locale in validators) {
+    return validators[locale](str);
+  } else if (locale === 'any') {
+    for (const key in validators) {
+      if (validators.hasOwnProperty(key)) {
+        const validator = validators[key];
+        if (validator(str)) {
+          return true;
+        }
+      }
+    }
+    return false;
+  }
+  throw new Error(`Invalid locale '${locale}'`);
+}

test/validators.js

@@ -2921,6 +2921,67 @@ describe('Validators', () => {
     });
   });
 
+  it('should validate identity cards', () => {
+    const fixtures = [
+      {
+        locale: 'ES',
+        valid: [
+          '99999999R',
+          '12345678Z',
+          '01234567L',
+          '01234567l',
+          'X1234567l',
+          'x1234567l',
+          'X1234567L',
+          'Y1234567X',
+          'Z1234567R',
+        ],
+        invalid: [
+          '123456789',
+          '12345678A',
+          '12345 678Z',
+          '12345678-Z',
+          '1234*6789',
+          '1234*678Z',
+          '12345678!',
+          '1234567L',
+          'A1234567L',
+          'X1234567A',
+          'Y1234567B',
+          'Z1234567C',
+        ],
+      },
+    ];
+
+    let allValid = [];
+    let allInvalid = [];
+
+    // Test fixtures
+    fixtures.forEach((fixture) => {
+      if (fixture.valid) allValid = allValid.concat(fixture.valid);
+      if (fixture.invalid) allInvalid = allInvalid.concat(fixture.invalid);
+      test({
+        validator: 'isIdentityCard',
+        valid: fixture.valid,
+        invalid: fixture.invalid,
+        args: [fixture.locale],
+      });
+    });
+
+    // Test generics
+    test({
+      validator: 'isIdentityCard',
+      valid: [
+        ...allValid,
+      ],
+      invalid: [
+        'foo',
+        ...allInvalid,
+      ],
+      args: ['any'],
+    });
+  });
+
   it('should validate ISINs', () => {
     test({
       validator: 'isISIN',

validator.js

@@ -950,6 +950,57 @@ function isCreditCard(str) {
   return !!(sum % 10 === 0 ? sanitized : false);
 }
 
+var validators = {
+  ES: function ES(str) {
+    assertString(str);
+
+    var DNI = /^[0-9X-Z][0-9]{7}[TRWAGMYFPDXBNJZSQVHLCKE]$/;
+
+    var charsValue = {
+      X: 0,
+      Y: 1,
+      Z: 2
+    };
+
+    var controlDigits = ['T', 'R', 'W', 'A', 'G', 'M', 'Y', 'F', 'P', 'D', 'X', 'B', 'N', 'J', 'Z', 'S', 'Q', 'V', 'H', 'L', 'C', 'K', 'E'];
+
+    // sanitize user input
+    var sanitized = str.trim().toUpperCase();
+
+    // validate the data structure
+    if (!DNI.test(sanitized)) {
+      return false;
+    }
+
+    // validate the control digit
+    var number = sanitized.slice(0, -1).replace(/[X,Y,Z]/g, function (char) {
+      return charsValue[char];
+    });
+
+    return sanitized.endsWith(controlDigits[number % 23]);
+  }
+};
+
+function isIdentityCard(str) {
+  var locale = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'any';
+
+  assertString(str);
+  if (locale in validators) {
+    return validators[locale](str);
+  } else if (locale === 'any') {
+    for (var key in validators) {
+      if (validators.hasOwnProperty(key)) {
+        var validator = validators[key];
+        if (validator(str)) {
+          return true;
+        }
+      }
+    }
+    return false;
+  }
+  throw new Error('Invalid locale \'' + locale + '\'');
+}
+
 var isin = /^[A-Z]{2}[0-9A-Z]{9}[0-9]$/;
 
 function isISIN(str) {
@@ -1710,6 +1761,7 @@ var validator = {
   isBefore: isBefore,
   isIn: isIn,
   isCreditCard: isCreditCard,
+  isIdentityCard: isIdentityCard,
   isISIN: isISIN,
   isISBN: isISBN,
   isISSN: isISSN,