mirror of https://github.com/keeweb/keeweb.git
38 lines
1.3 KiB
JavaScript
38 lines
1.3 KiB
JavaScript
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'use strict';
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var kdbxweb = require('kdbxweb');
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var PasswordGenerator = {
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charRanges: {
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upper: 'ABCDEFGHJKLMNPQRSTUVWXYZ',
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lower: 'abcdefghijkmnpqrstuvwxyz',
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digits: '23456789',
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special: '!@#$%^&*_+-=,./?;:`"~\'\\',
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brackets: '()[]<>',
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high: '¡¢£¤¥¦§©ª«¬®¯°±²³´µ¶¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþ',
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ambiguous: 'O0oIl1'
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},
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generate: function(opts) {
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if (!opts || typeof opts.length !== 'number' || opts.length < 0) {
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return '';
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}
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var pass = '';
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var ranges = Object.keys(this.charRanges)
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.filter(function(r) { return opts[r]; })
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.map(function(r) { return this.charRanges[r]; }, this);
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if (!ranges.length) {
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return '';
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}
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var randomBytes = kdbxweb.Random.getBytes(opts.length * 2);
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var pos = 0;
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while (pass.length < opts.length) {
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var rangeNum = randomBytes[pos++] % ranges.length;
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var range = ranges[rangeNum];
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pass += range[randomBytes[pos++] % range.length];
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}
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return pass;
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}
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};
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module.exports = PasswordGenerator;
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