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130 lines
3.9 KiB
130 lines
3.9 KiB
/*******************************************************************************
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uMatrix - a browser extension to block requests.
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Copyright (C) 2014-2017 The uMatrix/uBlock Origin authors
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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/uMatrix
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*/
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// For background page or non-background pages
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'use strict';
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/******************************************************************************/
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/******************************************************************************/
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(function(self) {
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/******************************************************************************/
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// https://bugs.chromium.org/p/project-zero/issues/detail?id=1225&desc=6#c10
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if ( self.vAPI === undefined || self.vAPI.uMatrix !== true ) {
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self.vAPI = { uMatrix: true };
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}
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var vAPI = self.vAPI;
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var chrome = self.chrome;
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/******************************************************************************/
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// http://www.w3.org/International/questions/qa-scripts#directions
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var setScriptDirection = function(language) {
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document.body.setAttribute(
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'dir',
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['ar', 'he', 'fa', 'ps', 'ur'].indexOf(language) !== -1 ? 'rtl' : 'ltr'
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);
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};
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/******************************************************************************/
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vAPI.download = function(details) {
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if ( !details.url ) {
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return;
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}
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var a = document.createElement('a');
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a.href = details.url;
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a.setAttribute('download', details.filename || '');
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a.dispatchEvent(new MouseEvent('click'));
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};
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/******************************************************************************/
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vAPI.getURL = chrome.runtime.getURL;
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/******************************************************************************/
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vAPI.i18n = chrome.i18n.getMessage;
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setScriptDirection(vAPI.i18n('@@ui_locale'));
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/******************************************************************************/
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vAPI.closePopup = function() {
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window.close();
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};
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/******************************************************************************/
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// A localStorage-like object which should be accessible from the
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// background page or auxiliary pages.
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// This storage is optional, but it is nice to have, for a more polished user
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// experience.
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// https://github.com/gorhill/uBlock/issues/2824
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// Use a dummy localStorage if for some reasons it's not available.
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// https://github.com/gorhill/uMatrix/issues/840
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// Always use a wrapper to seamlessly handle exceptions
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vAPI.localStorage = {
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clear: function() {
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try {
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window.localStorage.clear();
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} catch(ex) {
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}
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},
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getItem: function(key) {
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try {
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return window.localStorage.getItem(key);
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} catch(ex) {
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}
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return null;
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},
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removeItem: function(key) {
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try {
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window.localStorage.removeItem(key);
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} catch(ex) {
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}
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},
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setItem: function(key, value) {
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try {
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window.localStorage.setItem(key, value);
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} catch(ex) {
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}
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}
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};
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/******************************************************************************/
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vAPI.setTimeout = vAPI.setTimeout || window.setTimeout.bind(window);
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/******************************************************************************/
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})(this);
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/******************************************************************************/
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