261 lines
9.4 KiB
JavaScript
261 lines
9.4 KiB
JavaScript
/**
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* Storage Manager
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* Belongs to LocalCDN
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*
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* @author nobody
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* @since 2020-08-28
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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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* Storage Manager
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*/
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var storageManager = {};
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/**
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* Public Methods
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*/
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storageManager.checkStorageType = function () {
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chrome.storage.local.get([Setting.STORAGE_TYPE], function (items) {
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if (items.storageType === 'sync') {
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storageManager.type = chrome.storage.sync;
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} else {
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storageManager.type = chrome.storage.local;
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}
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});
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};
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storageManager.migrateData = function (target) {
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let storageSource, storageDestination;
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if (target === 'local') {
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storageSource = chrome.storage.sync;
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storageDestination = chrome.storage.local;
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} else if (target === 'sync') {
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storageSource = chrome.storage.local;
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storageDestination = chrome.storage.sync;
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} else {
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return;
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}
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storageSource.get(null, function (data) {
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chrome.storage.local.set({
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[Setting.AMOUNT_INJECTED]: data.amountInjected,
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[Setting.INTERNAL_STATISTICS]: data.internalStatistics,
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[Setting.INTERNAL_STATISTICS_DATA]: data.internalStatisticsData,
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[Setting.STORAGE_TYPE]: target
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});
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storageDestination.set({
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[Setting.ALLOWED_DOMAINS_GOOGLE_FONTS]: data.allowedDomainsGoogleFonts,
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[Setting.BLOCK_GOOGLE_FONTS]: data.blockGoogleFonts,
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[Setting.BLOCK_MISSING]: data.blockMissing,
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[Setting.DISABLE_PREFETCH]: data.disablePrefetch,
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[Setting.DOMAINS_MANIPULATE_DOM]: data.domainsManipulateDOM,
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[Setting.LOGGING]: data.logging,
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[Setting.ENFORCE_STAGING]: data.enforceStaging,
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[Setting.UPDATE_NOTIFICATION]: data.updateNotification,
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[Setting.LAST_MAPPING_UPDATE]: data.lastMappingUpdate,
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[Setting.NEGATE_HTML_FILTER_LIST]: data.negateHtmlFilterList,
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[Setting.SELECTED_ICON]: data.selectedIcon,
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[Setting.SHOW_ICON_BADGE]: data.showIconBadge,
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[Setting.STRIP_METADATA]: data.stripMetadata,
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[Setting.ALLOWLISTED_DOMAINS]: data.allowlistedDomains,
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[Setting.XHR_TEST_DOMAIN]: data.xhrTestDomain,
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[Setting.BADGE_COLOR]: data.badgeColor,
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[Setting.BADGE_TEXT_COLOR]: data.badgeTextColor
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});
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});
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};
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storageManager.export = function () {
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let filename = new Date().toISOString();
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filename = filename.substring(0, 10) + '_localcdn_backup.txt';
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storageManager.type.get(null, function (items) {
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delete items['whitelistedDomains'];
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let element = document.createElement('a');
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element.setAttribute('href', 'data:text/plain;charset=utf-8,' + encodeURIComponent(JSON.stringify(items, null, ' ')));
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element.setAttribute('download', filename);
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element.style.display = 'none';
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document.body.appendChild(element);
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element.click();
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document.body.removeChild(element);
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});
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};
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storageManager.startImportFilePicker = function () {
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const input = document.getElementById('import-file-picker');
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input.value = '';
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input.click();
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};
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storageManager.handleImportFilePicker = async function () {
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try {
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let file = document.getElementById('import-file-picker').files[0];
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let content = await storageManager._readFileAsync(file);
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storageManager._validation(JSON.parse(content));
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} catch (err) {
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console.error('[ LocalCDN ] ' + err);
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}
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};
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/**
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* Private Methods
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*/
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storageManager._handleStorageChanged = function (type) {
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if (Setting.STORAGE_TYPE in type) {
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if (type.storageType.newValue === 'sync') {
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storageManager.type = chrome.storage.sync;
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} else {
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storageManager.type = chrome.storage.local;
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}
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}
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};
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storageManager._readFileAsync = function (file) {
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return new Promise((resolve, reject) => {
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let reader = new FileReader();
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reader.onload = () => {
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resolve(reader.result);
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};
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reader.onerror = reject;
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reader.readAsText(file);
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});
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};
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storageManager._validation = function (content) {
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let imported = {};
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// Delete old keys
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if (typeof content.whitelistedDomains !== 'undefined') {
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content.allowlistedDomains = content.whitelistedDomains;
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delete content['whitelistedDomains'];
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}
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// Convert value of notifications
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if (typeof content.hideReleaseNotes !== 'undefined') {
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content.updateNotification = content.hideReleaseNotes ? 0 : 2;
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delete content['hideReleaseNotes'];
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}
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// Convert type of updateNotification
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if (typeof content.updateNotification === 'string') {
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content.updateNotification = parseInt(content.updateNotification);
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}
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for (const [key, value] of Object.entries(SettingDefaults)) {
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// If type the same as default settings
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if (typeof value === typeof content[key]) {
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if (typeof value === 'object') {
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imported[key] = storageManager._validateDomainsAndStatistics(key, content[key]);
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} else if (typeof value === 'string') {
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imported[key] = storageManager._validateStrings(content[key]);
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} else if (typeof value === 'number') {
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imported[key] = storageManager._validateNumbers(content[key]);
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} else if (typeof value === 'boolean') {
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imported[key] = content[key];
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}
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} else if (content[key] === undefined) {
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// Set default if not existing in file
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imported[key] = value;
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} else {
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alert(chrome.i18n.getMessage('dialogImportFailed') + '\n\n' + key + ': ' + content[key]);
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throw 'Invalid file!';
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}
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}
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// set values directly
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wrappers.setIcon({ path: imported['selectedIcon'] }, 'Enabled');
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storageManager.amountInjected = imported['amountInjected'];
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storageManager.statistics = imported['internalStatisticsData'];
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storageManager.type.set(imported);
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alert(chrome.i18n.getMessage('dialogImportSuccessful'));
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chrome.tabs.reload();
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};
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storageManager._validateDomainsAndStatistics = function (type, obj) {
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let valid = {};
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if (type === 'allowedDomainsGoogleFonts' || type === 'domainsManipulateDOM' || type === 'allowlistedDomains') {
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for (const [key, value] of Object.entries(obj)) {
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if ((/[a-z0-9]+([\-\.]{1}[a-z0-9]+)*\.[a-z]{2,24}/.test(key) || key === '') && value === true) {
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valid[key] = value;
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} else {
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alert(chrome.i18n.getMessage('dialogImportFailed') + ': ' + key);
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throw 'Invalid file!';
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}
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}
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} else if (type === 'internalStatisticsData') {
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for (const [date, values] of Object.entries(obj)) {
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if (/((2[0-9])[0-9]{2})-(0[1-9]|1[012])-(0[1-9]|[12][0-9]|3[01])/.test(date)) {
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for (const [types, category] of Object.entries(values)) {
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if (types === 'frameworks') {
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for (const [name, counter] of Object.entries(category)) {
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if (!/resources\/[0-9a-z.-]+\/((?:\d{1,2}\.){1,3}\d{1,2})?.*\.(css|jsm)/.test(name) && !storageManager._validateNumbers(counter)) {
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alert(chrome.i18n.getMessage('dialogImportFailed') + ': ' + name);
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throw 'Invalid file!';
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}
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}
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} else if (types === 'cdns') {
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for (const [name, counter] of Object.entries(category)) {
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if (!/[a-z0-9]+([\-\.]{1}[a-z0-9]+)*\.[a-z]{2,24}/.test(name) && !storageManager._validateNumbers(counter)) {
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alert(chrome.i18n.getMessage('dialogImportFailed') + ': ' + name);
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throw 'Invalid file!';
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}
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}
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} else {
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alert(chrome.i18n.getMessage('dialogImportFailed') + ': ' + type);
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throw 'Invalid file!';
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}
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}
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} else {
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alert(chrome.i18n.getMessage('dialogImportFailed') + ': ' + date);
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throw 'Invalid file!';
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}
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}
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valid = obj;
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} else {
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alert(chrome.i18n.getMessage('dialogImportFailed') + ': ' + type);
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throw 'Invalid file!';
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}
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return valid;
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};
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storageManager._validateStrings = function (value) {
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if (/((2[0-9])[0-9]{2})-(0[1-9]|1[012])-(0[1-9]|[12][0-9]|3[01])/.test(value)) {
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return value;
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} else if (/#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})/.test(value)) {
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return value;
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} else if (value === 'Default' || value === 'Light' || value === 'Grey') {
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return value;
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} else if (value === 'local' || value === 'sync') {
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return value;
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} else if (value === 'decentraleyes.org' || value === 'localcdn.org') {
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return 'localcdn.org';
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} else {
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return '';
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}
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};
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storageManager._validateNumbers = function (value) {
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return isNaN(value) ? 0 : value;
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};
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storageManager.data = {};
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storageManager.type = chrome.storage.local;
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storageManager.amountInjected = 0;
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storageManager.statistics = {};
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chrome.storage.onChanged.addListener(storageManager._handleStorageChanged);
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