47 lines
1.2 KiB
JavaScript
47 lines
1.2 KiB
JavaScript
/* jslint node:true */
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'use strict';
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// From https://www.npmjs.com/package/password-generator
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exports = module.exports = {
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generate: generate,
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validate: validate
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};
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var assert = require('assert'),
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generatePassword = require('password-generator');
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// http://www.w3resource.com/javascript/form/example4-javascript-form-validation-password.html
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var gPasswordTestRegExp = /^(?=.*\d)(?=.*[a-z])(?=.*[A-Z])(?=.*[^a-zA-Z0-9])(?!.*\s).{8,30}$/;
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var UPPERCASE_RE = /([A-Z])/g;
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var LOWERCASE_RE = /([a-z])/g;
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var NUMBER_RE = /([\d])/g;
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var SPECIAL_CHAR_RE = /([\?\-])/g;
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function isStrongEnough(password) {
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var uc = password.match(UPPERCASE_RE);
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var lc = password.match(LOWERCASE_RE);
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var n = password.match(NUMBER_RE);
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var sc = password.match(SPECIAL_CHAR_RE);
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return uc && lc && n && sc;
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}
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function generate() {
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var password = '';
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while (!isStrongEnough(password)) password = generatePassword(8, false, /[\w\d\?\-]/);
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return password;
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}
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function validate(password) {
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assert.strictEqual(typeof password, 'string');
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if (!password.match(gPasswordTestRegExp)) return new Error('Password must be 8-30 character with at least one uppercase, one numeric and one special character');
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return null;
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}
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