bundled passwordGenerator.js and password.html
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var passwordGenerator = (function() {
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var generateRandomNum = function (max) {
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var crypto = window.crypto || window.msCrypto;
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if (!crypto) {
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throw new Error('Unsupported browser.');
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}
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var array = new Uint8Array(1);
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crypto.getRandomValues(array);
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var range = max + 1;
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var max_range = 256;
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if (array[0] >= Math.floor(max_range / range) * range)
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return generateRandomNum(max);
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return (array[0] % range);
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};
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var generatePassword = function (options) {
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var uppercase = "ABCDEFGHIJKLMNOPQRSTUVWXTZ";
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var lowercase = "abcdefghiklmnopqrstuvwxyz";
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var numbers = "0123456789";
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var punct = ".,-/#!$%^&*;:{}=-_`~()]";
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var candidates = '';
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if (options.includeUppercaseChars) {
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candidates += uppercase;
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}
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if (options.includeLowercaseChars) {
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candidates += lowercase;
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}
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if (options.includeNumbers) {
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candidates += numbers;
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}
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if (options.includePunctuationChars) {
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candidates += punct;
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}
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var result = "";
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for (var i = 0; i < options.passwordLength; i++) {
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var randomNum = generateRandomNum(candidates.length);
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result += candidates.substring(randomNum, randomNum + 1);
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}
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return result;
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};
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return {
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generatePassword: generatePassword
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};
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})();
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