mirror of
https://codeberg.org/nobody/LocalCDN.git
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319 lines
7.4 KiB
JavaScript
319 lines
7.4 KiB
JavaScript
/**
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* Internal Helper Module
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* Belongs to LocalCDN (since 2020-02-26)
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* (Origin: Decentraleyes)
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*
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* @author Thomas Rientjes
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* @since 2017-10-26
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*
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* @author nobody
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* @since 2020-02-26
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*
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* @license MPL 2.0
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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'use strict';
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/**
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* Helpers
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*/
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var helpers = {};
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/**
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* Public Methods
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*/
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helpers.insertI18nContentIntoDocument = function (document) {
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let scriptDirection, i18nElements, translationComplete;
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translationComplete = true;
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scriptDirection = helpers.determineScriptDirection(navigator.language);
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i18nElements = document.querySelectorAll('[data-i18n-content]');
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i18nElements.forEach(function (i18nElement) {
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let i18nMessageName = i18nElement.getAttribute('data-i18n-content');
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if (chrome.i18n.getMessage(i18nMessageName) !== '') {
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if (i18nElement.type === 'button') {
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i18nElement.value = chrome.i18n.getMessage(i18nMessageName);
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} else {
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i18nElement.textContent = chrome.i18n.getMessage(i18nMessageName);
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}
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i18nElement.setAttribute('dir', scriptDirection);
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} else {
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translationComplete = false;
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}
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});
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return translationComplete;
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};
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helpers.insertI18nTitlesIntoDocument = function (document) {
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let scriptDirection, i18nElements;
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scriptDirection = helpers.determineScriptDirection(navigator.language);
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i18nElements = document.querySelectorAll('[data-i18n-title]');
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i18nElements.forEach(function (i18nElement) {
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let i18nMessageName = i18nElement.getAttribute('data-i18n-title');
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i18nElement.setAttribute('title', chrome.i18n.getMessage(i18nMessageName));
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i18nElement.setAttribute('dir', scriptDirection);
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});
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};
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helpers.languageIsFullySupported = function (language) {
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let languageSupported, supportedLanguages;
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languageSupported = false;
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supportedLanguages = [
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'ar',
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'bg',
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'ca',
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'cs',
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'da',
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'de',
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'el',
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'en',
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'en_CA',
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'en_US',
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'eo',
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'es',
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'et',
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'fa',
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'fi',
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'fr',
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'he',
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'hr',
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'hu',
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'id',
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'is',
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'it',
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'ja',
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'kn',
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'ko',
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'lb',
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'lt',
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'ml',
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'nb_NO',
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'nl',
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'pl',
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'pt',
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'pt_BR',
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'pt_PT',
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'ro',
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'ru',
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'sco',
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'si',
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'sk',
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'sl',
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'sr',
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'sv',
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'te',
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'tl',
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'tr',
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'uk',
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'vi',
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'zh_Hans',
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'zh_Hant'
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];
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for (let supportedLanguage of supportedLanguages) {
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if (language.search(supportedLanguage) !== -1) {
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languageSupported = true;
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}
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}
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return languageSupported;
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};
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helpers.normalizeDomain = function (domain) {
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return domain.toLowerCase().trim();
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};
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helpers.extractDomainFromUrl = function (url, normalize) {
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if ((/^(?!(http[s]?|file):\/\/).*/).test(url)) {
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return null;
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}
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let extractedDomain;
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try {
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extractedDomain = new URL(url).host;
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} catch (exception) {
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extractedDomain = null;
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}
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if (url.startsWith(Address.CHROME)) {
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extractedDomain = null;
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}
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if (extractedDomain === '') {
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extractedDomain = null;
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}
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if (extractedDomain !== null && normalize === true) {
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extractedDomain = helpers.normalizeDomain(extractedDomain);
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}
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return extractedDomain;
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};
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helpers.getWildcard = function (initiatorDomain) {
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let domain = initiatorDomain.split('.');
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if (domain.length > 2) {
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domain[0] = '*';
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domain = domain.join().replace(/,/g, '.');
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return domain;
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}
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};
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helpers.getTopLevelDomain = function (initiatorDomain) {
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let domain = initiatorDomain.split('.');
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domain[domain.length - 2] = '*';
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return `${domain[domain.length - 2]}.${domain[domain.length - 1]}`;
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};
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helpers.checkAllowlisted = function (domain, list) {
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let domainWithoutPrefix, wildcard, tld;
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if (domain === null) {
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return false;
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}
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if (domain.startsWith(Address.WWW_PREFIX)) {
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domainWithoutPrefix = domain.slice(Address.WWW_PREFIX.length);
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}
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wildcard = helpers.getWildcard(domain);
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tld = helpers.getTopLevelDomain(domain);
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return Boolean(list[domain] ||
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list[domainWithoutPrefix] ||
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list[wildcard] ||
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list[domainWithoutPrefix] ||
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list[tld]);
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};
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helpers.extractFilenameFromPath = function (path) {
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let pathSegments, filename;
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pathSegments = path.split('/');
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filename = pathSegments[pathSegments.length - 1];
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return filename === '' ? pathSegments[1] : filename;
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};
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helpers.generateRandomHexString = function (length) {
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let randomValues, randomHexString;
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randomValues = crypto.getRandomValues(new Uint8Array(length));
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randomHexString = '';
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for (let value of randomValues) {
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// eslint-disable-next-line no-bitwise
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let hexValue = (0 ^ (value & (15 >> (0 / 4)))).toString(16);
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randomHexString += hexValue;
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}
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return randomHexString;
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};
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helpers.determineCdnName = function (domainName) {
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return CDNs[domainName] || 'Unknown';
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};
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helpers.determineScriptDirection = function (language) {
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let rightToLeftLanguages, scriptDirection;
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rightToLeftLanguages = ['ar', 'he'];
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if (rightToLeftLanguages.indexOf(language) === -1) {
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scriptDirection = 'ltr';
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} else {
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scriptDirection = 'rtl';
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}
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return scriptDirection;
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};
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helpers.determineActiveTab = function () {
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return new Promise((resolve) => {
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let opt = {
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'active': true,
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'currentWindow': true
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};
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chrome.tabs.query(opt, function (tabs) {
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if (tabs[0]) {
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resolve(tabs[0]);
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} else {
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opt = {'active': true};
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chrome.tabs.query(opt, function () {
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resolve(tabs[0]);
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});
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}
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});
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});
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};
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helpers.formatNumber = function (number) {
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if (typeof number === 'number') {
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return number.toLocaleString();
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}
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};
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helpers.formatFilename = function (targetPath) {
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if (targetPath.startsWith('resources/element-ui/')) {
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targetPath = targetPath.toLowerCase();
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if (!targetPath.endsWith('.min.jsm')) {
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targetPath = targetPath.replace('.jsm', '.min.jsm');
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}
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}
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return targetPath;
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};
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helpers.compareVersion = function (v1, v2) {
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/**
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* compareVersion( '1.5.7' , '1.5.8' ) is FALSE
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* compareVersion( '1.5.8' , '1.5.7' ) is TRUE
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* compareVersion( '1.5.7' , '1.5.7' ) is TRUE
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*/
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v1 = v1.split('.');
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v2 = v2.split('.');
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const k = Math.min(v1.length, v2.length);
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for (let i = 0; i < k; ++i) {
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v1[i] = parseInt(v1[i], 10);
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v2[i] = parseInt(v2[i], 10);
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if (v1[i] > v2[i]) {
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return true;
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}
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if (v1[i] < v2[i]) {
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return false;
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}
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}
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return v1.length === v2.length ? true : v1.length < v2.length ? false : true;
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};
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helpers.isGoogleDomain = function (initiatorDomain) {
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let parts = initiatorDomain.split('.');
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// remove subdomains if exist
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if (parts.length > 2) {
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parts.shift();
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}
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return GoogleDomains[parts.join('.')] || false;
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};
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