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/** * PasswordStrength script by Thomas Kjaergaard * License: MIT * Repo: https://github.com/tkjaergaard/Password-Strength * * The MIT License (MIT) * * Copyright (c) 2014 Thomas Kjærgaard * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ class PasswordStrength { constructor(settings) { this.lowercase = parseInt(settings.lowercase, 10) || 0; this.uppercase = parseInt(settings.uppercase, 10) || 0; this.numbers = parseInt(settings.numbers, 10) || 0; this.special = parseInt(settings.special, 10) || 0; this.length = parseInt(settings.length, 10) || 12; } getScore(value) { let score = 0; let mods = 0; const sets = ['lowercase', 'uppercase', 'numbers', 'special', 'length']; sets.forEach(set => { if (this[set] > 0) { mods += 1; } }); score += this.constructor.calc(value, /[a-z]/g, this.lowercase, mods); score += this.constructor.calc(value, /[A-Z]/g, this.uppercase, mods); score += this.constructor.calc(value, /[0-9]/g, this.numbers, mods); // eslint-disable-next-line no-useless-escape score += this.constructor.calc(value, /[\$\!\#\?\=\;\:\*\-\_\€\%\&\(\)\`\´]/g, this.special, mods); if (mods === 1) { score += value.length > this.length ? 100 : 100 / this.length * value.length; } else { score += value.length > this.length ? 100 / mods : 100 / mods / this.length * value.length; } return score; } static calc(value, pattern, length, mods) { const count = value.match(pattern); if (count && count.length > length && length !== 0) { return 100 / mods; } if (count && length > 0) { return 100 / mods / length * count.length; } return 0; } } /** * @copyright (C) 2020 Open Source Matters, Inc.
* @license GNU General Public License version 2 or later; see LICENSE.txt */ ((Joomla, document) => { // Method to check the input and set the meter const getMeter = element => { const meter = document.querySelector('meter'); const minLength = element.getAttribute('data-min-length'); const minIntegers = element.getAttribute('data-min-integers'); const minSymbols = element.getAttribute('data-min-symbols'); const minUppercase = element.getAttribute('data-min-uppercase'); const minLowercase = element.getAttribute('data-min-lowercase'); const strength = new PasswordStrength({ lowercase: minLowercase || 0, uppercase: minUppercase || 0, numbers: minIntegers || 0, special: minSymbols || 0, length: minLength || 12 }); const score = strength.getScore(element.value); const i = meter.getAttribute('id').replace(/^\D+/g, ''); const label = element.parentNode.parentNode.querySelector(`#password-${i}`); if (score === 100) { label.innerText = Joomla.Text._('JFIELD_PASSWORD_INDICATE_COMPLETE'); } else { label.innerText = Joomla.Text._('JFIELD_PASSWORD_INDICATE_INCOMPLETE'); } meter.value = score; if (!element.value.length) { label.innerText = ''; element.setAttribute('required', ''); } }; document.addEventListener('DOMContentLoaded', () => { const fields = [].slice.call(document.querySelectorAll('.js-password-strength')); // Loop through the fields fields.forEach((field, index) => { let initialVal = ''; if (!field.value.length) { initialVal = 0; } // Create a progress meter and the label const meter = document.createElement('meter'); meter.setAttribute('id', `progress-${index}`); meter.setAttribute('min', 0); meter.setAttribute('max', 100); meter.setAttribute('low', 40); meter.setAttribute('high', 99); meter.setAttribute('optimum', 100); meter.value = initialVal; const label = document.createElement('div'); label.setAttribute('class', 'text-center'); label.setAttribute('id', `password-${index}`); label.setAttribute('aria-live', 'polite'); field.parentNode.insertAdjacentElement('afterEnd', label); field.parentNode.insertAdjacentElement('afterEnd', meter); // Add a data attribute for the required if (field.value.length > 0) { field.setAttribute('required', true); } // Add a listener for input data change field.addEventListener('keyup', ({ target }) => { getMeter(target); }); }); // Set a handler for the validation script if (fields[0]) { document.formvalidator.setHandler('password-strength', value => { const strengthElements = document.querySelectorAll('.js-password-strength'); const minLength = strengthElements[0].getAttribute('data-min-length'); const minIntegers = strengthElements[0].getAttribute('data-min-integers'); const minSymbols = strengthElements[0].getAttribute('data-min-symbols'); const minUppercase = strengthElements[0].getAttribute('data-min-uppercase'); const minLowercase = strengthElements[0].getAttribute('data-min-lowercase'); const strength = new PasswordStrength({ lowercase: minLowercase || 0, uppercase: minUppercase || 0, numbers: minIntegers || 0, special: minSymbols || 0, length: minLength || 12 }); const score = strength.getScore(value); if (score === 100) { return true; } return false; }); } }); })(Joomla, document);