mirror of
https://github.com/gorhill/uBlock.git
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113 lines
3.6 KiB
JavaScript
113 lines
3.6 KiB
JavaScript
/*******************************************************************************
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µBlock - a Chromium browser extension to block requests.
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Copyright (C) 2014 Raymond Hill
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see {http://www.gnu.org/licenses/}.
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Home: https://github.com/gorhill/uBlock
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*/
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/* global chrome, messaging, uDom */
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/******************************************************************************/
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uDom.onLoad(function() {
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/******************************************************************************/
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messaging.start('about.js');
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/******************************************************************************/
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var exportToFile = function() {
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var onUserDataReady = function(userData) {
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chrome.downloads.download({
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'url': 'data:text/plain,' + encodeURIComponent(JSON.stringify(userData)),
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'filename': 'ublock-backup.txt',
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'saveAs': true
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});
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};
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messaging.ask({ what: 'getUserData' }, onUserDataReady);
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};
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/******************************************************************************/
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var handleImportFilePicker = function() {
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var fileReaderOnLoadHandler = function() {
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var userData;
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try {
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userData = JSON.parse(this.result);
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}
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catch (e) {
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}
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if ( userData === undefined ) {
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return;
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}
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var time = new Date(userData.timeStamp);
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var msg = chrome.i18n
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.getMessage('aboutRestoreDataConfirm')
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.replace('{{time}}', time.toLocaleString());
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var proceed = window.confirm(msg);
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if ( proceed ) {
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messaging.tell({ what: 'restoreUserData', userData: userData });
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}
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};
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var file = this.files[0];
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if ( file === undefined || file.name === '' ) {
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return;
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}
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if ( file.type.indexOf('text') !== 0 ) {
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return;
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}
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var fr = new FileReader();
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fr.onload = fileReaderOnLoadHandler;
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fr.readAsText(file);
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};
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/******************************************************************************/
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var startImportFilePicker = function() {
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var input = document.getElementById('restoreFilePicker');
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// Reset to empty string, this will ensure an change event is properly
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// triggered if the user pick a file, even if it is the same as the last
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// one picked.
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input.value = '';
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input.click();
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};
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/******************************************************************************/
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var resetUserData = function() {
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var msg = chrome.i18n.getMessage('aboutResetDataConfirm');
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var proceed = window.confirm(msg);
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if ( proceed ) {
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messaging.tell({ what: 'resetUserData' });
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}
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};
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/******************************************************************************/
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uDom('#aboutVersion').html(chrome.runtime.getManifest().version);
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uDom('#export').on('click', exportToFile);
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uDom('#import').on('click', startImportFilePicker);
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uDom('#reset').on('click', resetUserData);
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uDom('#restoreFilePicker').on('change', handleImportFilePicker);
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/******************************************************************************/
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});
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