mirror of
https://github.com/gorhill/uBlock.git
synced 2024-11-06 02:42:33 +01:00
3495 lines
109 KiB
JavaScript
3495 lines
109 KiB
JavaScript
/*******************************************************************************
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µBlock - a browser extension to block requests.
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Copyright (C) 2014 The µBlock 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/uBlock
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*/
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/* jshint esnext: true, bitwise: false */
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/* global self, Components, punycode, µBlock */
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// For background page
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/******************************************************************************/
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(function() {
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'use strict';
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/******************************************************************************/
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const {classes: Cc, interfaces: Ci, utils: Cu} = Components;
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const {Services} = Cu.import('resource://gre/modules/Services.jsm', null);
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/******************************************************************************/
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var vAPI = self.vAPI = self.vAPI || {};
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vAPI.firefox = true;
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vAPI.fennec = Services.appinfo.ID === '{aa3c5121-dab2-40e2-81ca-7ea25febc110}';
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vAPI.thunderbird = Services.appinfo.ID === '{3550f703-e582-4d05-9a08-453d09bdfdc6}';
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/******************************************************************************/
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vAPI.app = {
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name: 'uBlock Origin',
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version: location.hash.slice(1)
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};
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/******************************************************************************/
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vAPI.app.restart = function() {
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// Listening in bootstrap.js
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Cc['@mozilla.org/childprocessmessagemanager;1']
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.getService(Ci.nsIMessageSender)
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.sendAsyncMessage(location.host + '-restart');
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};
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/******************************************************************************/
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// Set default preferences for user to find in about:config
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vAPI.localStorage.setDefaultBool('forceLegacyToolbarButton', false);
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/******************************************************************************/
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// List of things that needs to be destroyed when disabling the extension
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// Only functions should be added to it
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var cleanupTasks = [];
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// This must be updated manually, every time a new task is added/removed
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var expectedNumberOfCleanups = 9;
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window.addEventListener('unload', function() {
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if ( typeof vAPI.app.onShutdown === 'function' ) {
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vAPI.app.onShutdown();
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}
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// IMPORTANT: cleanup tasks must be executed using LIFO order.
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var i = cleanupTasks.length;
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while ( i-- ) {
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cleanupTasks[i]();
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}
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if ( cleanupTasks.length < expectedNumberOfCleanups ) {
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console.error(
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'uBlock> Cleanup tasks performed: %s (out of %s)',
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cleanupTasks.length,
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expectedNumberOfCleanups
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);
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}
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// frameModule needs to be cleared too
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var frameModuleURL = vAPI.getURL('frameModule.js');
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var frameModule = {};
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Cu.import(frameModuleURL, frameModule);
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frameModule.contentObserver.unregister();
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Cu.unload(frameModuleURL);
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});
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/******************************************************************************/
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// For now, only booleans.
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vAPI.browserSettings = {
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originalValues: {},
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rememberOriginalValue: function(path, setting) {
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var key = path + '.' + setting;
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if ( this.originalValues.hasOwnProperty(key) ) {
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return;
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}
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var hasUserValue;
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var branch = Services.prefs.getBranch(path + '.');
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try {
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hasUserValue = branch.prefHasUserValue(setting);
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} catch (ex) {
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}
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if ( hasUserValue !== undefined ) {
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this.originalValues[key] = hasUserValue ? this.getValue(path, setting) : undefined;
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}
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},
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clear: function(path, setting) {
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var key = path + '.' + setting;
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// Value was not overriden -- nothing to restore
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if ( this.originalValues.hasOwnProperty(key) === false ) {
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return;
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}
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var value = this.originalValues[key];
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// https://github.com/gorhill/uBlock/issues/292#issuecomment-109621979
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// Forget the value immediately, it may change outside of
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// uBlock control.
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delete this.originalValues[key];
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// Original value was a default one
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if ( value === undefined ) {
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try {
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Services.prefs.getBranch(path + '.').clearUserPref(setting);
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} catch (ex) {
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}
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return;
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}
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// Reset to original value
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this.setValue(path, setting, value);
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},
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getValue: function(path, setting) {
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var branch = Services.prefs.getBranch(path + '.');
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var getMethod;
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// https://developer.mozilla.org/en-US/docs/Mozilla/Tech/XPCOM/Reference/Interface/nsIPrefBranch#getPrefType%28%29
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switch ( branch.getPrefType(setting) ) {
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case 64: // PREF_INT
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getMethod = 'getIntPref';
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break;
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case 128: // PREF_BOOL
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getMethod = 'getBoolPref';
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break;
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default: // not supported
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return;
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}
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try {
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return branch[getMethod](setting);
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} catch (ex) {
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}
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},
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setValue: function(path, setting, value) {
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var setMethod;
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switch ( typeof value ) {
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case 'number':
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setMethod = 'setIntPref';
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break;
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case 'boolean':
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setMethod = 'setBoolPref';
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break;
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default: // not supported
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return;
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}
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try {
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Services.prefs.getBranch(path + '.')[setMethod](setting, value);
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} catch (ex) {
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}
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},
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set: function(details) {
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var settingVal;
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var prefName, prefVal;
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for ( var setting in details ) {
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if ( details.hasOwnProperty(setting) === false ) {
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continue;
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}
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settingVal = !!details[setting];
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switch ( setting ) {
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case 'prefetching':
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this.rememberOriginalValue('network', 'prefetch-next');
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// http://betanews.com/2015/08/15/firefox-stealthily-loads-webpages-when-you-hover-over-links-heres-how-to-stop-it/
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// https://bugzilla.mozilla.org/show_bug.cgi?id=814169
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// Sigh.
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this.rememberOriginalValue('network.http', 'speculative-parallel-limit');
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// https://github.com/gorhill/uBlock/issues/292
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// "true" means "do not disable", i.e. leave entry alone
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if ( settingVal ) {
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this.clear('network', 'prefetch-next');
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this.clear('network.http', 'speculative-parallel-limit');
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} else {
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this.setValue('network', 'prefetch-next', false);
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this.setValue('network.http', 'speculative-parallel-limit', 0);
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}
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break;
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case 'hyperlinkAuditing':
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this.rememberOriginalValue('browser', 'send_pings');
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this.rememberOriginalValue('beacon', 'enabled');
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// https://github.com/gorhill/uBlock/issues/292
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// "true" means "do not disable", i.e. leave entry alone
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if ( settingVal ) {
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this.clear('browser', 'send_pings');
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this.clear('beacon', 'enabled');
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} else {
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this.setValue('browser', 'send_pings', false);
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this.setValue('beacon', 'enabled', false);
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}
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break;
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// https://github.com/gorhill/uBlock/issues/894
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// Do not disable completely WebRTC if it can be avoided. FF42+
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// has a `media.peerconnection.ice.default_address_only` pref which
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// purpose is to prevent local IP address leakage.
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case 'webrtcIPAddress':
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if ( this.getValue('media.peerconnection', 'ice.default_address_only') !== undefined ) {
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prefName = 'ice.default_address_only';
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prefVal = true;
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} else {
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prefName = 'enabled';
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prefVal = false;
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}
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this.rememberOriginalValue('media.peerconnection', prefName);
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if ( settingVal ) {
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this.clear('media.peerconnection', prefName);
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} else {
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this.setValue('media.peerconnection', prefName, prefVal);
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}
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break;
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default:
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break;
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}
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}
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},
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restoreAll: function() {
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var pos;
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for ( var key in this.originalValues ) {
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if ( this.originalValues.hasOwnProperty(key) === false ) {
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continue;
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}
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pos = key.lastIndexOf('.');
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this.clear(key.slice(0, pos), key.slice(pos + 1));
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}
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}
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};
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cleanupTasks.push(vAPI.browserSettings.restoreAll.bind(vAPI.browserSettings));
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/******************************************************************************/
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// API matches that of chrome.storage.local:
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// https://developer.chrome.com/extensions/storage
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vAPI.storage = (function() {
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var db = null;
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var vacuumTimer = null;
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var close = function() {
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if ( vacuumTimer !== null ) {
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clearTimeout(vacuumTimer);
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vacuumTimer = null;
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}
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if ( db === null ) {
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return;
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}
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db.asyncClose();
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db = null;
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};
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var open = function() {
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if ( db !== null ) {
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return db;
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}
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// Create path
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var path = Services.dirsvc.get('ProfD', Ci.nsIFile);
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path.append('extension-data');
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if ( !path.exists() ) {
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path.create(Ci.nsIFile.DIRECTORY_TYPE, parseInt('0774', 8));
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}
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if ( !path.isDirectory() ) {
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throw Error('Should be a directory...');
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}
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path.append(location.host + '.sqlite');
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// Open database
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try {
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db = Services.storage.openDatabase(path);
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if ( db.connectionReady === false ) {
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db.asyncClose();
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db = null;
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}
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} catch (ex) {
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}
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if ( db === null ) {
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return null;
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}
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// Database was opened, register cleanup task
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cleanupTasks.push(close);
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// Setup database
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db.createAsyncStatement('CREATE TABLE IF NOT EXISTS "settings" ("name" TEXT PRIMARY KEY NOT NULL, "value" TEXT);')
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.executeAsync();
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if ( vacuum !== null ) {
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vacuumTimer = vAPI.setTimeout(vacuum, 60000);
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}
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return db;
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};
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// https://developer.mozilla.org/en-US/docs/Storage/Performance#Vacuuming_and_zero-fill
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// Vacuum only once, and only while idle
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var vacuum = function() {
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vacuumTimer = null;
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if ( db === null ) {
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return;
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}
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var idleSvc = Cc['@mozilla.org/widget/idleservice;1']
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.getService(Ci.nsIIdleService);
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if ( idleSvc.idleTime < 60000 ) {
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vacuumTimer = vAPI.setTimeout(vacuum, 60000);
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return;
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}
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db.createAsyncStatement('VACUUM').executeAsync();
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vacuum = null;
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};
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// Execute a query
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var runStatement = function(stmt, callback) {
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var result = {};
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stmt.executeAsync({
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handleResult: function(rows) {
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if ( !rows || typeof callback !== 'function' ) {
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return;
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}
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var row;
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while ( (row = rows.getNextRow()) ) {
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// we assume that there will be two columns, since we're
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// using it only for preferences
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result[row.getResultByIndex(0)] = row.getResultByIndex(1);
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}
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},
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handleCompletion: function(reason) {
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if ( typeof callback === 'function' && reason === 0 ) {
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callback(result);
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}
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},
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handleError: function(error) {
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console.error('SQLite error ', error.result, error.message);
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// Caller expects an answer regardless of failure.
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if ( typeof callback === 'function' ) {
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callback(null);
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}
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}
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});
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};
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var bindNames = function(stmt, names) {
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if ( Array.isArray(names) === false || names.length === 0 ) {
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return;
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}
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var params = stmt.newBindingParamsArray();
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var i = names.length, bp;
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while ( i-- ) {
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bp = params.newBindingParams();
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bp.bindByName('name', names[i]);
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params.addParams(bp);
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}
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stmt.bindParameters(params);
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};
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var clear = function(callback) {
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if ( open() === null ) {
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if ( typeof callback === 'function' ) {
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callback();
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}
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return;
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}
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runStatement(db.createAsyncStatement('DELETE FROM "settings";'), callback);
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};
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var getBytesInUse = function(keys, callback) {
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if ( typeof callback !== 'function' ) {
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return;
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}
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if ( open() === null ) {
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callback(0);
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return;
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}
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var stmt;
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if ( Array.isArray(keys) ) {
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stmt = db.createAsyncStatement('SELECT "size" AS "size", SUM(LENGTH("value")) FROM "settings" WHERE "name" = :name');
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bindNames(keys);
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} else {
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stmt = db.createAsyncStatement('SELECT "size" AS "size", SUM(LENGTH("value")) FROM "settings"');
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}
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runStatement(stmt, function(result) {
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callback(result.size);
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});
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};
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var read = function(details, callback) {
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if ( typeof callback !== 'function' ) {
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return;
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}
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var prepareResult = function(result) {
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var key;
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for ( key in result ) {
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if ( result.hasOwnProperty(key) === false ) {
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continue;
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}
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result[key] = JSON.parse(result[key]);
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}
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if ( typeof details === 'object' && details !== null ) {
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for ( key in details ) {
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if ( result.hasOwnProperty(key) === false ) {
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result[key] = details[key];
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}
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}
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}
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callback(result);
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};
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if ( open() === null ) {
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prepareResult({});
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return;
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}
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var names = [];
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if ( details !== null ) {
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if ( Array.isArray(details) ) {
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names = details;
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} else if ( typeof details === 'object' ) {
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names = Object.keys(details);
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} else {
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names = [details.toString()];
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}
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}
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var stmt;
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if ( names.length === 0 ) {
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stmt = db.createAsyncStatement('SELECT * FROM "settings"');
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} else {
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stmt = db.createAsyncStatement('SELECT * FROM "settings" WHERE "name" = :name');
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bindNames(stmt, names);
|
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}
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runStatement(stmt, prepareResult);
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};
|
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|
|
var remove = function(keys, callback) {
|
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if ( open() === null ) {
|
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if ( typeof callback === 'function' ) {
|
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callback();
|
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}
|
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return;
|
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}
|
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var stmt = db.createAsyncStatement('DELETE FROM "settings" WHERE "name" = :name');
|
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bindNames(stmt, typeof keys === 'string' ? [keys] : keys);
|
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runStatement(stmt, callback);
|
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};
|
|
|
|
var write = function(details, callback) {
|
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if ( open() === null ) {
|
|
if ( typeof callback === 'function' ) {
|
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callback();
|
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}
|
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return;
|
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}
|
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|
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var stmt = db.createAsyncStatement('INSERT OR REPLACE INTO "settings" ("name", "value") VALUES(:name, :value)');
|
|
var params = stmt.newBindingParamsArray(), bp;
|
|
for ( var key in details ) {
|
|
if ( details.hasOwnProperty(key) === false ) {
|
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continue;
|
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}
|
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bp = params.newBindingParams();
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bp.bindByName('name', key);
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bp.bindByName('value', JSON.stringify(details[key]));
|
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params.addParams(bp);
|
|
}
|
|
if ( params.length === 0 ) {
|
|
return;
|
|
}
|
|
|
|
stmt.bindParameters(params);
|
|
runStatement(stmt, callback);
|
|
};
|
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|
|
// Export API
|
|
var api = {
|
|
QUOTA_BYTES: 100 * 1024 * 1024,
|
|
clear: clear,
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|
get: read,
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|
getBytesInUse: getBytesInUse,
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remove: remove,
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set: write
|
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};
|
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return api;
|
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})();
|
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|
|
/******************************************************************************/
|
|
|
|
// This must be executed/setup early.
|
|
|
|
var winWatcher = (function() {
|
|
var chromeWindowType = vAPI.thunderbird ? 'mail:3pane' : 'navigator:browser';
|
|
var windowToIdMap = new Map();
|
|
var windowIdGenerator = 1;
|
|
var api = {
|
|
onOpenWindow: null,
|
|
onCloseWindow: null
|
|
};
|
|
|
|
api.getWindows = function() {
|
|
return windowToIdMap.keys();
|
|
};
|
|
|
|
api.idFromWindow = function(win) {
|
|
return windowToIdMap.get(win) || 0;
|
|
};
|
|
|
|
api.getCurrentWindow = function() {
|
|
return Services.wm.getMostRecentWindow(chromeWindowType) || null;
|
|
};
|
|
|
|
var addWindow = function(win) {
|
|
if ( !win || windowToIdMap.has(win) ) {
|
|
return;
|
|
}
|
|
windowToIdMap.set(win, windowIdGenerator++);
|
|
if ( typeof api.onOpenWindow === 'function' ) {
|
|
api.onOpenWindow(win);
|
|
}
|
|
};
|
|
|
|
var removeWindow = function(win) {
|
|
if ( !win || windowToIdMap.delete(win) !== true ) {
|
|
return;
|
|
}
|
|
if ( typeof api.onCloseWindow === 'function' ) {
|
|
api.onCloseWindow(win);
|
|
}
|
|
};
|
|
|
|
// https://developer.mozilla.org/en-US/docs/Mozilla/Tech/XPCOM/Reference/Interface/nsIWindowMediator
|
|
// https://developer.mozilla.org/en-US/docs/Mozilla/Tech/XPCOM/Reference/Interface/nsIWindowWatcher
|
|
// https://github.com/gorhill/uMatrix/issues/357
|
|
// Use nsIWindowMediator for being notified of opened/closed windows.
|
|
var listeners = {
|
|
onOpenWindow: function(aWindow) {
|
|
var win;
|
|
try {
|
|
win = aWindow.QueryInterface(Ci.nsIInterfaceRequestor)
|
|
.getInterface(Ci.nsIDOMWindow);
|
|
} catch (ex) {
|
|
}
|
|
addWindow(win);
|
|
},
|
|
|
|
onCloseWindow: function(aWindow) {
|
|
var win;
|
|
try {
|
|
win = aWindow.QueryInterface(Ci.nsIInterfaceRequestor)
|
|
.getInterface(Ci.nsIDOMWindow);
|
|
} catch (ex) {
|
|
}
|
|
removeWindow(win);
|
|
},
|
|
|
|
observe: function(aSubject, topic) {
|
|
// https://developer.mozilla.org/en-US/docs/Mozilla/Tech/XPCOM/Reference/Interface/nsIWindowWatcher#registerNotification%28%29
|
|
// "aSubject - the window being opened or closed, sent as an
|
|
// "nsISupports which can be ... QueryInterfaced to an
|
|
// "nsIDOMWindow."
|
|
var win;
|
|
try {
|
|
win = aSubject.QueryInterface(Ci.nsIInterfaceRequestor)
|
|
.getInterface(Ci.nsIDOMWindow);
|
|
} catch (ex) {
|
|
}
|
|
if ( !win ) { return; }
|
|
if ( topic === 'domwindowopened' ) {
|
|
addWindow(win);
|
|
return;
|
|
}
|
|
if ( topic === 'domwindowclosed' ) {
|
|
removeWindow(win);
|
|
return;
|
|
}
|
|
}
|
|
};
|
|
|
|
(function() {
|
|
var winumerator, win;
|
|
|
|
// https://developer.mozilla.org/en-US/docs/Mozilla/Tech/XPCOM/Reference/Interface/nsIWindowMediator#getEnumerator%28%29
|
|
winumerator = Services.wm.getEnumerator(null);
|
|
while ( winumerator.hasMoreElements() ) {
|
|
win = winumerator.getNext();
|
|
if ( !win.closed ) {
|
|
windowToIdMap.set(win, windowIdGenerator++);
|
|
}
|
|
}
|
|
|
|
// https://developer.mozilla.org/en-US/docs/Mozilla/Tech/XPCOM/Reference/Interface/nsIWindowWatcher#getWindowEnumerator%28%29
|
|
winumerator = Services.ww.getWindowEnumerator();
|
|
while ( winumerator.hasMoreElements() ) {
|
|
win = winumerator.getNext()
|
|
.QueryInterface(Ci.nsIInterfaceRequestor)
|
|
.getInterface(Ci.nsIDOMWindow);
|
|
if ( !win.closed ) {
|
|
windowToIdMap.set(win, windowIdGenerator++);
|
|
}
|
|
}
|
|
|
|
Services.wm.addListener(listeners);
|
|
Services.ww.registerNotification(listeners);
|
|
})();
|
|
|
|
cleanupTasks.push(function() {
|
|
Services.wm.removeListener(listeners);
|
|
Services.ww.unregisterNotification(listeners);
|
|
windowToIdMap.clear();
|
|
});
|
|
|
|
return api;
|
|
})();
|
|
|
|
/******************************************************************************/
|
|
|
|
var getTabBrowser = (function() {
|
|
if ( vAPI.fennec ) {
|
|
return function(win) {
|
|
return win.BrowserApp || null;
|
|
};
|
|
}
|
|
|
|
if ( vAPI.thunderbird ) {
|
|
return function(win) {
|
|
return win.document.getElementById('tabmail') || null;
|
|
};
|
|
}
|
|
|
|
return function(win) {
|
|
return win.gBrowser || null;
|
|
};
|
|
})();
|
|
|
|
/******************************************************************************/
|
|
|
|
var getOwnerWindow = function(target) {
|
|
if ( target.ownerDocument ) {
|
|
return target.ownerDocument.defaultView;
|
|
}
|
|
|
|
// Fennec
|
|
for ( var win of winWatcher.getWindows() ) {
|
|
for ( var tab of win.BrowserApp.tabs) {
|
|
if ( tab === target || tab.window === target ) {
|
|
return win;
|
|
}
|
|
}
|
|
}
|
|
|
|
return null;
|
|
};
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.isBehindTheSceneTabId = function(tabId) {
|
|
return tabId.toString() === '-1';
|
|
};
|
|
|
|
vAPI.noTabId = '-1';
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.tabs = {};
|
|
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.tabs.registerListeners = function() {
|
|
tabWatcher.start();
|
|
};
|
|
|
|
/******************************************************************************/
|
|
|
|
// Firefox:
|
|
// https://developer.mozilla.org/en-US/Add-ons/Code_snippets/Tabbed_browser
|
|
//
|
|
// browser --> ownerDocument --> defaultView --> gBrowser --> browsers --+
|
|
// ^ |
|
|
// | |
|
|
// +-------------------------------------------------------------------
|
|
//
|
|
// browser (browser)
|
|
// contentTitle
|
|
// currentURI
|
|
// ownerDocument (XULDocument)
|
|
// defaultView (ChromeWindow)
|
|
// gBrowser (tabbrowser OR browser)
|
|
// browsers (browser)
|
|
// selectedBrowser
|
|
// selectedTab
|
|
// tabs (tab.tabbrowser-tab)
|
|
//
|
|
// Fennec: (what I figured so far)
|
|
//
|
|
// tab --> browser windows --> window --> BrowserApp --> tabs --+
|
|
// ^ window |
|
|
// | |
|
|
// +---------------------------------------------------------------+
|
|
//
|
|
// tab
|
|
// browser
|
|
// [manual search to go back to tab from list of windows]
|
|
|
|
vAPI.tabs.get = function(tabId, callback) {
|
|
var browser;
|
|
|
|
if ( tabId === null ) {
|
|
browser = tabWatcher.currentBrowser();
|
|
tabId = tabWatcher.tabIdFromTarget(browser);
|
|
} else {
|
|
browser = tabWatcher.browserFromTabId(tabId);
|
|
}
|
|
|
|
// For internal use
|
|
if ( typeof callback !== 'function' ) {
|
|
return browser;
|
|
}
|
|
|
|
if ( !browser ) {
|
|
callback();
|
|
return;
|
|
}
|
|
|
|
var win = getOwnerWindow(browser);
|
|
var tabBrowser = getTabBrowser(win);
|
|
|
|
callback({
|
|
id: tabId,
|
|
index: tabWatcher.indexFromTarget(browser),
|
|
windowId: winWatcher.idFromWindow(win),
|
|
active: browser === tabBrowser.selectedBrowser,
|
|
url: browser.currentURI.asciiSpec,
|
|
title: browser.contentTitle
|
|
});
|
|
};
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.tabs.getAll = function(window) {
|
|
var win, tab;
|
|
var tabs = [];
|
|
|
|
for ( win of winWatcher.getWindows() ) {
|
|
if ( window && window !== win ) {
|
|
continue;
|
|
}
|
|
|
|
var tabBrowser = getTabBrowser(win);
|
|
if ( tabBrowser === null ) {
|
|
continue;
|
|
}
|
|
|
|
// This can happens if a tab-less window is currently opened.
|
|
// Example of a tab-less window: one opened from clicking
|
|
// "View Page Source".
|
|
if ( !tabBrowser.tabs ) {
|
|
continue;
|
|
}
|
|
|
|
for ( tab of tabBrowser.tabs ) {
|
|
tabs.push(tab);
|
|
}
|
|
}
|
|
|
|
return tabs;
|
|
};
|
|
|
|
/******************************************************************************/
|
|
|
|
// properties of the details object:
|
|
// url: 'URL', // the address that will be opened
|
|
// tabId: 1, // the tab is used if set, instead of creating a new one
|
|
// index: -1, // undefined: end of the list, -1: following tab, or after index
|
|
// active: false, // opens the tab in background - true and undefined: foreground
|
|
// select: true // if a tab is already opened with that url, then select it instead of opening a new one
|
|
|
|
vAPI.tabs.open = function(details) {
|
|
if ( !details.url ) {
|
|
return null;
|
|
}
|
|
// extension pages
|
|
if ( /^[\w-]{2,}:/.test(details.url) === false ) {
|
|
details.url = vAPI.getURL(details.url);
|
|
}
|
|
|
|
var tab;
|
|
|
|
if ( details.select ) {
|
|
var URI = Services.io.newURI(details.url, null, null);
|
|
|
|
for ( tab of this.getAll() ) {
|
|
var browser = tabWatcher.browserFromTarget(tab);
|
|
|
|
// Or simply .equals if we care about the fragment
|
|
if ( URI.equalsExceptRef(browser.currentURI) === false ) {
|
|
continue;
|
|
}
|
|
|
|
// Or simply .equals if we care about the fragment
|
|
if ( URI.equalsExceptRef(browser.currentURI) === false ) {
|
|
continue;
|
|
}
|
|
|
|
this.select(tab);
|
|
|
|
// Update URL if fragment is different
|
|
if ( URI.equals(browser.currentURI) === false ) {
|
|
browser.loadURI(URI.asciiSpec);
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
|
|
if ( details.active === undefined ) {
|
|
details.active = true;
|
|
}
|
|
|
|
if ( details.tabId ) {
|
|
tab = tabWatcher.browserFromTabId(details.tabId);
|
|
if ( tab ) {
|
|
tabWatcher.browserFromTarget(tab).loadURI(details.url);
|
|
return;
|
|
}
|
|
}
|
|
|
|
var win = winWatcher.getCurrentWindow();
|
|
var tabBrowser = getTabBrowser(win);
|
|
|
|
if ( vAPI.fennec ) {
|
|
tabBrowser.addTab(details.url, {
|
|
selected: details.active !== false
|
|
});
|
|
// Note that it's impossible to move tabs on Fennec, so don't bother
|
|
return;
|
|
}
|
|
|
|
// Open in a standalone window
|
|
if ( details.popup === true ) {
|
|
Services.ww.openWindow(
|
|
self,
|
|
details.url,
|
|
null,
|
|
'location=1,menubar=1,personalbar=1,resizable=1,toolbar=1',
|
|
null
|
|
);
|
|
return;
|
|
}
|
|
|
|
if ( vAPI.thunderbird ) {
|
|
tabBrowser.openTab('contentTab', {
|
|
contentPage: details.url,
|
|
background: !details.active
|
|
});
|
|
// TODO: Should be possible to move tabs on Thunderbird
|
|
return;
|
|
}
|
|
|
|
if ( details.index === -1 ) {
|
|
details.index = tabBrowser.browsers.indexOf(tabBrowser.selectedBrowser) + 1;
|
|
}
|
|
|
|
tab = tabBrowser.loadOneTab(details.url, { inBackground: !details.active });
|
|
|
|
if ( details.index !== undefined ) {
|
|
tabBrowser.moveTabTo(tab, details.index);
|
|
}
|
|
};
|
|
|
|
/******************************************************************************/
|
|
|
|
// Replace the URL of a tab. Noop if the tab does not exist.
|
|
|
|
vAPI.tabs.replace = function(tabId, url) {
|
|
var targetURL = url;
|
|
|
|
// extension pages
|
|
if ( /^[\w-]{2,}:/.test(targetURL) !== true ) {
|
|
targetURL = vAPI.getURL(targetURL);
|
|
}
|
|
|
|
var browser = tabWatcher.browserFromTabId(tabId);
|
|
if ( browser ) {
|
|
browser.loadURI(targetURL);
|
|
}
|
|
};
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.tabs._remove = (function() {
|
|
if ( vAPI.fennec || vAPI.thunderbird ) {
|
|
return function(tab, tabBrowser) {
|
|
tabBrowser.closeTab(tab);
|
|
};
|
|
}
|
|
return function(tab, tabBrowser) {
|
|
tabBrowser.removeTab(tab);
|
|
};
|
|
})();
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.tabs.remove = function(tabId) {
|
|
var browser = tabWatcher.browserFromTabId(tabId);
|
|
if ( !browser ) {
|
|
return;
|
|
}
|
|
var tab = tabWatcher.tabFromBrowser(browser);
|
|
if ( !tab ) {
|
|
return;
|
|
}
|
|
this._remove(tab, getTabBrowser(getOwnerWindow(browser)));
|
|
};
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.tabs.reload = function(tabId) {
|
|
var browser = tabWatcher.browserFromTabId(tabId);
|
|
if ( !browser ) {
|
|
return;
|
|
}
|
|
|
|
browser.webNavigation.reload(Ci.nsIWebNavigation.LOAD_FLAGS_BYPASS_CACHE);
|
|
};
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.tabs.select = function(tab) {
|
|
if ( typeof tab !== 'object' ) {
|
|
tab = tabWatcher.tabFromBrowser(tabWatcher.browserFromTabId(tab));
|
|
}
|
|
if ( !tab ) {
|
|
return;
|
|
}
|
|
|
|
// https://github.com/gorhill/uBlock/issues/470
|
|
var win = getOwnerWindow(tab);
|
|
win.focus();
|
|
|
|
var tabBrowser = getTabBrowser(win);
|
|
|
|
if ( vAPI.fennec ) {
|
|
tabBrowser.selectTab(tab);
|
|
} else {
|
|
tabBrowser.selectedTab = tab;
|
|
}
|
|
};
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.tabs.injectScript = function(tabId, details, callback) {
|
|
var browser = tabWatcher.browserFromTabId(tabId);
|
|
if ( !browser ) {
|
|
return;
|
|
}
|
|
|
|
if ( typeof details.file !== 'string' ) {
|
|
return;
|
|
}
|
|
|
|
details.file = vAPI.getURL(details.file);
|
|
browser.messageManager.sendAsyncMessage(
|
|
location.host + ':broadcast',
|
|
JSON.stringify({
|
|
broadcast: true,
|
|
channelName: 'vAPI',
|
|
msg: {
|
|
cmd: 'injectScript',
|
|
details: details
|
|
}
|
|
})
|
|
);
|
|
|
|
if ( typeof callback === 'function' ) {
|
|
vAPI.setTimeout(callback, 13);
|
|
}
|
|
};
|
|
|
|
/******************************************************************************/
|
|
|
|
var tabWatcher = (function() {
|
|
// TODO: find out whether we need a janitor to take care of stale entries.
|
|
var browserToTabIdMap = new Map();
|
|
var tabIdToBrowserMap = new Map();
|
|
var tabIdGenerator = 1;
|
|
|
|
var indexFromBrowser = function(browser) {
|
|
// TODO: Add support for this
|
|
if ( vAPI.thunderbird ) {
|
|
return -1;
|
|
}
|
|
var win = getOwnerWindow(browser);
|
|
if ( !win ) {
|
|
return -1;
|
|
}
|
|
var tabbrowser = getTabBrowser(win);
|
|
if ( !tabbrowser ) {
|
|
return -1;
|
|
}
|
|
// This can happen, for example, the `view-source:` window, there is
|
|
// no tabbrowser object, the browser object sits directly in the
|
|
// window.
|
|
if ( tabbrowser === browser ) {
|
|
return 0;
|
|
}
|
|
// Fennec
|
|
// https://developer.mozilla.org/en-US/Add-ons/Firefox_for_Android/API/BrowserApp
|
|
if ( vAPI.fennec ) {
|
|
return tabbrowser.tabs.indexOf(tabbrowser.getTabForBrowser(browser));
|
|
}
|
|
return tabbrowser.browsers.indexOf(browser);
|
|
};
|
|
|
|
var indexFromTarget = function(target) {
|
|
return indexFromBrowser(browserFromTarget(target));
|
|
};
|
|
|
|
var tabFromBrowser = function(browser) {
|
|
var i = indexFromBrowser(browser);
|
|
if ( i === -1 ) {
|
|
return null;
|
|
}
|
|
var win = getOwnerWindow(browser);
|
|
if ( !win ) {
|
|
return null;
|
|
}
|
|
var tabbrowser = getTabBrowser(win);
|
|
if ( !tabbrowser ) {
|
|
return null;
|
|
}
|
|
if ( !tabbrowser.tabs || i >= tabbrowser.tabs.length ) {
|
|
return null;
|
|
}
|
|
return tabbrowser.tabs[i];
|
|
};
|
|
|
|
var browserFromTarget = (function() {
|
|
if ( vAPI.fennec ) {
|
|
return function(target) {
|
|
if ( !target ) { return null; }
|
|
if ( target.browser ) { // target is a tab
|
|
target = target.browser;
|
|
}
|
|
return target.localName === 'browser' ? target : null;
|
|
};
|
|
}
|
|
if ( vAPI.thunderbird ) {
|
|
return function(target) {
|
|
if ( !target ) { return null; }
|
|
if ( target.mode ) { // target is object with tab info
|
|
var browserFunc = target.mode.getBrowser || target.mode.tabType.getBrowser;
|
|
if ( browserFunc ) {
|
|
return browserFunc.call(target.mode.tabType, target);
|
|
}
|
|
}
|
|
return target.localName === 'browser' ? target : null;
|
|
};
|
|
}
|
|
return function(target) {
|
|
if ( !target ) { return null; }
|
|
if ( target.linkedPanel ) { // target is a tab
|
|
target = target.linkedBrowser;
|
|
}
|
|
return target.localName === 'browser' ? target : null;
|
|
};
|
|
})();
|
|
|
|
var tabIdFromTarget = function(target) {
|
|
var browser = browserFromTarget(target);
|
|
if ( browser === null ) {
|
|
return vAPI.noTabId;
|
|
}
|
|
var tabId = browserToTabIdMap.get(browser);
|
|
if ( tabId === undefined ) {
|
|
tabId = '' + tabIdGenerator++;
|
|
browserToTabIdMap.set(browser, tabId);
|
|
tabIdToBrowserMap.set(tabId, browser);
|
|
}
|
|
return tabId;
|
|
};
|
|
|
|
var browserFromTabId = function(tabId) {
|
|
var browser = tabIdToBrowserMap.get(tabId);
|
|
if ( browser === undefined ) {
|
|
return null;
|
|
}
|
|
// Verify that the browser is still live
|
|
if ( indexFromBrowser(browser) !== -1 ) {
|
|
return browser;
|
|
}
|
|
removeBrowserEntry(tabId, browser);
|
|
return null;
|
|
};
|
|
|
|
var currentBrowser = function() {
|
|
var win = winWatcher.getCurrentWindow();
|
|
// https://github.com/gorhill/uBlock/issues/399
|
|
// getTabBrowser() can return null at browser launch time.
|
|
var tabBrowser = getTabBrowser(win);
|
|
if ( tabBrowser === null ) {
|
|
return null;
|
|
}
|
|
if ( vAPI.thunderbird ) {
|
|
// Directly at startup the first tab may not be initialized
|
|
if ( tabBrowser.tabInfo.length === 0 ) {
|
|
return null;
|
|
}
|
|
return tabBrowser.getBrowserForSelectedTab() || null;
|
|
}
|
|
return browserFromTarget(tabBrowser.selectedTab);
|
|
};
|
|
|
|
var removeBrowserEntry = function(tabId, browser) {
|
|
if ( tabId && tabId !== vAPI.noTabId ) {
|
|
vAPI.tabs.onClosed(tabId);
|
|
delete vAPI.toolbarButton.tabs[tabId];
|
|
tabIdToBrowserMap.delete(tabId);
|
|
}
|
|
if ( browser ) {
|
|
browserToTabIdMap.delete(browser);
|
|
}
|
|
};
|
|
|
|
var removeTarget = function(target) {
|
|
onClose({ target: target });
|
|
};
|
|
|
|
// https://developer.mozilla.org/en-US/docs/Web/Events/TabOpen
|
|
//var onOpen = function({target}) {
|
|
// var tabId = tabIdFromTarget(target);
|
|
// var browser = browserFromTabId(tabId);
|
|
// vAPI.tabs.onNavigation({
|
|
// frameId: 0,
|
|
// tabId: tabId,
|
|
// url: browser.currentURI.asciiSpec,
|
|
// });
|
|
//};
|
|
|
|
// https://developer.mozilla.org/en-US/docs/Web/Events/TabShow
|
|
var onShow = function({target}) {
|
|
tabIdFromTarget(target);
|
|
};
|
|
|
|
// https://developer.mozilla.org/en-US/docs/Web/Events/TabClose
|
|
var onClose = function({target}) {
|
|
// target is tab in Firefox, browser in Fennec
|
|
var browser = browserFromTarget(target);
|
|
var tabId = browserToTabIdMap.get(browser);
|
|
removeBrowserEntry(tabId, browser);
|
|
};
|
|
|
|
// https://developer.mozilla.org/en-US/docs/Web/Events/TabSelect
|
|
var onSelect = function({target}) {
|
|
vAPI.setIcon(tabIdFromTarget(target), getOwnerWindow(target));
|
|
};
|
|
|
|
var attachToTabBrowserLater = function(details) {
|
|
details.tryCount = details.tryCount ? details.tryCount + 1 : 1;
|
|
if ( details.tryCount > 8 ) {
|
|
return false;
|
|
}
|
|
vAPI.setTimeout(function(details) {
|
|
attachToTabBrowser(details.window, details.tryCount);
|
|
},
|
|
200,
|
|
details
|
|
);
|
|
return true;
|
|
};
|
|
|
|
var attachToTabBrowser = function(window, tryCount) {
|
|
// Let's just be extra-paranoiac regarding whether all is right before
|
|
// trying to attach outself to the browser window.
|
|
var document = window && window.document;
|
|
var docElement = document && document.documentElement;
|
|
var wintype = docElement && docElement.getAttribute('windowtype');
|
|
|
|
if ( wintype !== 'navigator:browser' ) {
|
|
attachToTabBrowserLater({ window: window, tryCount: tryCount });
|
|
return;
|
|
}
|
|
|
|
// https://github.com/gorhill/uBlock/issues/906
|
|
// This might have been the cause. Will see.
|
|
if ( document.readyState !== 'complete' ) {
|
|
attachToTabBrowserLater({ window: window, tryCount: tryCount });
|
|
return;
|
|
}
|
|
|
|
// On some platforms, the tab browser isn't immediately available,
|
|
// try waiting a bit if this happens.
|
|
// https://github.com/gorhill/uBlock/issues/763
|
|
// Not getting a tab browser should not prevent from attaching ourself
|
|
// to the window.
|
|
var tabBrowser = getTabBrowser(window);
|
|
if (
|
|
tabBrowser === null &&
|
|
attachToTabBrowserLater({ window: window, tryCount: tryCount })
|
|
) {
|
|
return;
|
|
}
|
|
|
|
if ( typeof vAPI.toolbarButton.attachToNewWindow === 'function' ) {
|
|
vAPI.toolbarButton.attachToNewWindow(window);
|
|
}
|
|
|
|
if ( tabBrowser === null ) {
|
|
return;
|
|
}
|
|
|
|
var tabContainer;
|
|
if ( tabBrowser.deck ) { // Fennec
|
|
tabContainer = tabBrowser.deck;
|
|
} else if ( tabBrowser.tabContainer ) { // Firefox
|
|
tabContainer = tabBrowser.tabContainer;
|
|
vAPI.contextMenu.register(document);
|
|
}
|
|
|
|
// https://github.com/gorhill/uBlock/issues/697
|
|
// Ignore `TabShow` events: unfortunately the `pending` attribute is
|
|
// not set when a tab is opened as a result of session restore -- it is
|
|
// set *after* the event is fired in such case.
|
|
if ( tabContainer ) {
|
|
//tabContainer.addEventListener('TabOpen', onOpen);
|
|
tabContainer.addEventListener('TabShow', onShow);
|
|
tabContainer.addEventListener('TabClose', onClose);
|
|
// when new window is opened TabSelect doesn't run on the selected tab?
|
|
tabContainer.addEventListener('TabSelect', onSelect);
|
|
}
|
|
};
|
|
|
|
var onWindowLoad = function(win) {
|
|
attachToTabBrowser(win);
|
|
};
|
|
|
|
var onWindowUnload = function(win) {
|
|
vAPI.contextMenu.unregister(win.document);
|
|
|
|
var tabBrowser = getTabBrowser(win);
|
|
if ( !tabBrowser ) {
|
|
return;
|
|
}
|
|
|
|
var tabContainer;
|
|
if ( tabBrowser.deck ) { // Fennec
|
|
tabContainer = tabBrowser.deck;
|
|
} else if ( tabBrowser.tabContainer ) { // Firefox
|
|
tabContainer = tabBrowser.tabContainer;
|
|
}
|
|
if ( tabContainer ) {
|
|
//tabContainer.removeEventListener('TabOpen', onOpen);
|
|
tabContainer.removeEventListener('TabShow', onShow);
|
|
tabContainer.removeEventListener('TabClose', onClose);
|
|
tabContainer.removeEventListener('TabSelect', onSelect);
|
|
}
|
|
|
|
// https://github.com/gorhill/uBlock/issues/574
|
|
// To keep in mind: not all windows are tab containers,
|
|
// sometimes the window IS the tab.
|
|
var tabs;
|
|
if ( vAPI.thunderbird ) {
|
|
tabs = tabBrowser.tabInfo;
|
|
} else if ( tabBrowser.tabs ) {
|
|
tabs = tabBrowser.tabs;
|
|
} else if ( tabBrowser.localName === 'browser' ) {
|
|
tabs = [tabBrowser];
|
|
} else {
|
|
tabs = [];
|
|
}
|
|
|
|
var browser, URI, tabId;
|
|
var tabindex = tabs.length, tab;
|
|
while ( tabindex-- ) {
|
|
tab = tabs[tabindex];
|
|
browser = browserFromTarget(tab);
|
|
if ( browser === null ) {
|
|
continue;
|
|
}
|
|
URI = browser.currentURI;
|
|
// Close extension tabs
|
|
if ( URI.schemeIs('chrome') && URI.host === location.host ) {
|
|
vAPI.tabs._remove(tab, getTabBrowser(win));
|
|
}
|
|
tabId = browserToTabIdMap.get(browser);
|
|
if ( tabId !== undefined ) {
|
|
removeBrowserEntry(tabId, browser);
|
|
tabIdToBrowserMap.delete(tabId);
|
|
}
|
|
browserToTabIdMap.delete(browser);
|
|
}
|
|
};
|
|
|
|
// Initialize map with existing active tabs
|
|
var start = function() {
|
|
var tabBrowser, tabs, tab;
|
|
for ( var win of winWatcher.getWindows() ) {
|
|
onWindowLoad(win);
|
|
tabBrowser = getTabBrowser(win);
|
|
if ( tabBrowser === null ) {
|
|
continue;
|
|
}
|
|
// `tabBrowser.tabs` may not exist (Thunderbird).
|
|
tabs = tabBrowser.tabs;
|
|
if ( !tabs ) {
|
|
continue;
|
|
}
|
|
for ( tab of tabs ) {
|
|
if ( vAPI.fennec || !tab.hasAttribute('pending') ) {
|
|
tabIdFromTarget(tab);
|
|
}
|
|
}
|
|
}
|
|
|
|
winWatcher.onOpenWindow = onWindowLoad;
|
|
winWatcher.onCloseWindow = onWindowUnload;
|
|
};
|
|
|
|
var stop = function() {
|
|
winWatcher.onOpenWindow = null;
|
|
winWatcher.onCloseWindow = null;
|
|
|
|
for ( var win of winWatcher.getWindows() ) {
|
|
onWindowUnload(win);
|
|
}
|
|
browserToTabIdMap.clear();
|
|
tabIdToBrowserMap.clear();
|
|
};
|
|
|
|
cleanupTasks.push(stop);
|
|
|
|
return {
|
|
browsers: function() { return browserToTabIdMap.keys(); },
|
|
browserFromTabId: browserFromTabId,
|
|
browserFromTarget: browserFromTarget,
|
|
currentBrowser: currentBrowser,
|
|
indexFromTarget: indexFromTarget,
|
|
removeTarget: removeTarget,
|
|
start: start,
|
|
tabFromBrowser: tabFromBrowser,
|
|
tabIdFromTarget: tabIdFromTarget
|
|
};
|
|
})();
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.setIcon = function(tabId, iconStatus, badge) {
|
|
// If badge is undefined, then setIcon was called from the TabSelect event
|
|
var win = badge === undefined
|
|
? iconStatus
|
|
: winWatcher.getCurrentWindow();
|
|
var curTabId = tabWatcher.tabIdFromTarget(getTabBrowser(win).selectedTab);
|
|
var tb = vAPI.toolbarButton;
|
|
|
|
// from 'TabSelect' event
|
|
if ( tabId === undefined ) {
|
|
tabId = curTabId;
|
|
} else if ( badge !== undefined ) {
|
|
tb.tabs[tabId] = { badge: badge, img: iconStatus === 'on' };
|
|
}
|
|
|
|
if ( tabId === curTabId ) {
|
|
tb.updateState(win, tabId);
|
|
}
|
|
};
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.messaging = {
|
|
get globalMessageManager() {
|
|
return Cc['@mozilla.org/globalmessagemanager;1']
|
|
.getService(Ci.nsIMessageListenerManager);
|
|
},
|
|
frameScriptURL: vAPI.getURL('frameScript.js'),
|
|
listeners: {},
|
|
defaultHandler: null,
|
|
NOOPFUNC: function(){},
|
|
UNHANDLED: 'vAPI.messaging.notHandled'
|
|
};
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.messaging.listen = function(listenerName, callback) {
|
|
this.listeners[listenerName] = callback;
|
|
};
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.messaging.onMessage = (function() {
|
|
var messaging = vAPI.messaging;
|
|
var toAuxPending = {};
|
|
|
|
// Use a wrapper to avoid closure and to allow reuse.
|
|
var CallbackWrapper = function(messageManager, listenerId, channelName, auxProcessId, timeout) {
|
|
this.callback = this.proxy.bind(this); // bind once
|
|
this.init(messageManager, listenerId, channelName, auxProcessId, timeout);
|
|
};
|
|
|
|
CallbackWrapper.prototype.init = function(messageManager, listenerId, channelName, auxProcessId, timeout) {
|
|
this.messageManager = messageManager;
|
|
this.listenerId = listenerId;
|
|
this.channelName = channelName;
|
|
this.auxProcessId = auxProcessId;
|
|
this.timerId = timeout !== undefined ?
|
|
vAPI.setTimeout(this.callback, timeout) :
|
|
null;
|
|
return this;
|
|
};
|
|
|
|
CallbackWrapper.prototype.proxy = function(response) {
|
|
if ( this.timerId !== null ) {
|
|
clearTimeout(this.timerId);
|
|
delete toAuxPending[this.timerId];
|
|
this.timerId = null;
|
|
}
|
|
var message = JSON.stringify({
|
|
auxProcessId: this.auxProcessId,
|
|
channelName: this.channelName,
|
|
msg: response !== undefined ? response : null
|
|
});
|
|
|
|
if ( this.messageManager.sendAsyncMessage ) {
|
|
this.messageManager.sendAsyncMessage(this.listenerId, message);
|
|
} else {
|
|
this.messageManager.broadcastAsyncMessage(this.listenerId, message);
|
|
}
|
|
|
|
// Mark for reuse
|
|
this.messageManager =
|
|
this.listenerId =
|
|
this.channelName =
|
|
this.auxProcessId = null;
|
|
callbackWrapperJunkyard.push(this);
|
|
};
|
|
|
|
var callbackWrapperJunkyard = [];
|
|
|
|
var callbackWrapperFactory = function(messageManager, listenerId, channelName, auxProcessId, timeout) {
|
|
var wrapper = callbackWrapperJunkyard.pop();
|
|
if ( wrapper ) {
|
|
return wrapper.init(messageManager, listenerId, channelName, auxProcessId, timeout);
|
|
}
|
|
return new CallbackWrapper(messageManager, listenerId, channelName, auxProcessId, timeout);
|
|
};
|
|
|
|
// "Auxiliary process": any process other than main process.
|
|
var toAux = function(target, details) {
|
|
var messageManagerFrom = target.messageManager;
|
|
|
|
// Message came from a popup, and its message manager is not usable.
|
|
// So instead we broadcast to the parent window.
|
|
if ( !messageManagerFrom ) {
|
|
messageManagerFrom = getOwnerWindow(
|
|
target.webNavigation.QueryInterface(Ci.nsIDocShell).chromeEventHandler
|
|
).messageManager;
|
|
}
|
|
|
|
var wrapper;
|
|
if ( details.auxProcessId !== undefined ) {
|
|
var channelNameRaw = details.channelName;
|
|
var pos = channelNameRaw.indexOf('|');
|
|
wrapper = callbackWrapperFactory(
|
|
messageManagerFrom,
|
|
channelNameRaw.slice(0, pos),
|
|
channelNameRaw.slice(pos + 1),
|
|
details.auxProcessId,
|
|
1023
|
|
);
|
|
}
|
|
|
|
var messageManagerTo = null;
|
|
var browser = tabWatcher.browserFromTabId(details.toTabId);
|
|
if ( browser !== null && browser.messageManager ) {
|
|
messageManagerTo = browser.messageManager;
|
|
}
|
|
if ( messageManagerTo === null ) {
|
|
if ( wrapper !== undefined ) {
|
|
wrapper.callback();
|
|
}
|
|
return;
|
|
}
|
|
|
|
// As per HTML5, timer id is always an integer, thus suitable to be used
|
|
// as a key, and which value is safe to use across process boundaries.
|
|
if ( wrapper !== undefined ) {
|
|
toAuxPending[wrapper.timerId] = wrapper;
|
|
}
|
|
|
|
var targetId = location.host + ':broadcast';
|
|
var payload = JSON.stringify({
|
|
mainProcessId: wrapper && wrapper.timerId,
|
|
channelName: details.toChannel,
|
|
msg: details.msg
|
|
});
|
|
|
|
if ( messageManagerTo.sendAsyncMessage ) {
|
|
messageManagerTo.sendAsyncMessage(targetId, payload);
|
|
} else {
|
|
messageManagerTo.broadcastAsyncMessage(targetId, payload);
|
|
}
|
|
};
|
|
|
|
var toAuxResponse = function(details) {
|
|
var mainProcessId = details.mainProcessId;
|
|
if ( mainProcessId === undefined ) {
|
|
return;
|
|
}
|
|
if ( toAuxPending.hasOwnProperty(mainProcessId) === false ) {
|
|
return;
|
|
}
|
|
var wrapper = toAuxPending[mainProcessId];
|
|
delete toAuxPending[mainProcessId];
|
|
wrapper.callback(details.msg);
|
|
};
|
|
|
|
return function({target, data}) {
|
|
// Auxiliary process to auxiliary process
|
|
if ( data.toTabId !== undefined ) {
|
|
toAux(target, data);
|
|
return;
|
|
}
|
|
|
|
// Auxiliary process to auxiliary process: response
|
|
if ( data.mainProcessId !== undefined ) {
|
|
toAuxResponse(data);
|
|
return;
|
|
}
|
|
|
|
// Auxiliary process to main process
|
|
var messageManager = target.messageManager;
|
|
|
|
// Message came from a popup, and its message manager is not usable.
|
|
// So instead we broadcast to the parent window.
|
|
if ( !messageManager ) {
|
|
messageManager = getOwnerWindow(
|
|
target.webNavigation.QueryInterface(Ci.nsIDocShell).chromeEventHandler
|
|
).messageManager;
|
|
}
|
|
|
|
var channelNameRaw = data.channelName;
|
|
var pos = channelNameRaw.indexOf('|');
|
|
var channelName = channelNameRaw.slice(pos + 1);
|
|
|
|
// Auxiliary process to main process: prepare response
|
|
var callback = messaging.NOOPFUNC;
|
|
if ( data.auxProcessId !== undefined ) {
|
|
callback = callbackWrapperFactory(
|
|
messageManager,
|
|
channelNameRaw.slice(0, pos),
|
|
channelName,
|
|
data.auxProcessId
|
|
).callback;
|
|
}
|
|
|
|
var sender = {
|
|
tab: {
|
|
id: tabWatcher.tabIdFromTarget(target)
|
|
}
|
|
};
|
|
|
|
// Auxiliary process to main process: specific handler
|
|
var r = messaging.UNHANDLED;
|
|
var listener = messaging.listeners[channelName];
|
|
if ( typeof listener === 'function' ) {
|
|
r = listener(data.msg, sender, callback);
|
|
}
|
|
if ( r !== messaging.UNHANDLED ) {
|
|
return;
|
|
}
|
|
|
|
// Auxiliary process to main process: default handler
|
|
r = messaging.defaultHandler(data.msg, sender, callback);
|
|
if ( r !== messaging.UNHANDLED ) {
|
|
return;
|
|
}
|
|
|
|
// Auxiliary process to main process: no handler
|
|
console.error('uBlock> messaging > unknown request: %o', data);
|
|
|
|
// Need to callback anyways in case caller expected an answer, or
|
|
// else there is a memory leak on caller's side
|
|
callback();
|
|
};
|
|
})();
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.messaging.setup = function(defaultHandler) {
|
|
// Already setup?
|
|
if ( this.defaultHandler !== null ) {
|
|
return;
|
|
}
|
|
|
|
if ( typeof defaultHandler !== 'function' ) {
|
|
defaultHandler = function(){ return vAPI.messaging.UNHANDLED; };
|
|
}
|
|
this.defaultHandler = defaultHandler;
|
|
|
|
this.globalMessageManager.addMessageListener(
|
|
location.host + ':background',
|
|
this.onMessage
|
|
);
|
|
|
|
this.globalMessageManager.loadFrameScript(this.frameScriptURL, true);
|
|
|
|
cleanupTasks.push(function() {
|
|
var gmm = vAPI.messaging.globalMessageManager;
|
|
|
|
gmm.broadcastAsyncMessage(
|
|
location.host + ':broadcast',
|
|
JSON.stringify({
|
|
broadcast: true,
|
|
channelName: 'vAPI',
|
|
msg: { cmd: 'shutdownSandbox' }
|
|
})
|
|
);
|
|
|
|
gmm.removeDelayedFrameScript(vAPI.messaging.frameScriptURL);
|
|
gmm.removeMessageListener(
|
|
location.host + ':background',
|
|
vAPI.messaging.onMessage
|
|
);
|
|
|
|
vAPI.messaging.defaultHandler = null;
|
|
});
|
|
};
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.messaging.broadcast = function(message) {
|
|
this.globalMessageManager.broadcastAsyncMessage(
|
|
location.host + ':broadcast',
|
|
JSON.stringify({broadcast: true, msg: message})
|
|
);
|
|
};
|
|
|
|
/******************************************************************************/
|
|
/******************************************************************************/
|
|
|
|
// Synchronous messaging: Firefox allows this. Chromium does not allow this.
|
|
|
|
// Sometimes there is no way around synchronous messaging, as long as:
|
|
// - the code at the other end execute fast and return quickly.
|
|
// - it's not abused.
|
|
// Original rationale is <https://github.com/gorhill/uBlock/issues/756>.
|
|
// Synchronous messaging is a good solution for this case because:
|
|
// - It's done only *once* per page load. (Keep in mind there is already a
|
|
// sync message sent for each single network request on a page and it's not
|
|
// an issue, because the code executed is trivial, which is the key -- see
|
|
// shouldLoadListener below).
|
|
// - The code at the other end is fast.
|
|
// Though vAPI.rpcReceiver was brought forth because of this one case, I
|
|
// generalized the concept for whatever future need for synchronous messaging
|
|
// which might arise.
|
|
|
|
// https://developer.mozilla.org/en-US/Firefox/Multiprocess_Firefox/Message_Manager/Message_manager_overview#Content_frame_message_manager
|
|
|
|
vAPI.rpcReceiver = (function() {
|
|
var calls = Object.create(null);
|
|
var childProcessMessageName = location.host + ':child-process-message';
|
|
|
|
var onChildProcessMessage = function(ev) {
|
|
var msg = ev.data;
|
|
if ( !msg ) { return; }
|
|
var fn = calls[msg.fnName];
|
|
if ( typeof fn === 'function' ) {
|
|
return fn(msg);
|
|
}
|
|
};
|
|
|
|
if ( Services.ppmm ) {
|
|
Services.ppmm.addMessageListener(
|
|
childProcessMessageName,
|
|
onChildProcessMessage
|
|
);
|
|
}
|
|
|
|
cleanupTasks.push(function() {
|
|
if ( Services.ppmm ) {
|
|
Services.ppmm.removeMessageListener(
|
|
childProcessMessageName,
|
|
onChildProcessMessage
|
|
);
|
|
}
|
|
});
|
|
|
|
return calls;
|
|
})();
|
|
|
|
/******************************************************************************/
|
|
/******************************************************************************/
|
|
|
|
var httpObserver = {
|
|
classDescription: 'net-channel-event-sinks for ' + location.host,
|
|
classID: Components.ID('{dc8d6319-5f6e-4438-999e-53722db99e84}'),
|
|
contractID: '@' + location.host + '/net-channel-event-sinks;1',
|
|
REQDATAKEY: location.host + 'reqdata',
|
|
ABORT: Components.results.NS_BINDING_ABORTED,
|
|
ACCEPT: Components.results.NS_SUCCEEDED,
|
|
// Request types:
|
|
// https://developer.mozilla.org/en-US/docs/Mozilla/Tech/XPCOM/Reference/Interface/nsIContentPolicy#Constants
|
|
typeMap: {
|
|
1: 'other',
|
|
2: 'script',
|
|
3: 'image',
|
|
4: 'stylesheet',
|
|
5: 'object',
|
|
6: 'main_frame',
|
|
7: 'sub_frame',
|
|
10: 'ping',
|
|
11: 'xmlhttprequest',
|
|
12: 'object',
|
|
14: 'font',
|
|
15: 'media',
|
|
16: 'websocket',
|
|
19: 'beacon',
|
|
21: 'image'
|
|
},
|
|
onBeforeRequest: function(){},
|
|
onBeforeRequestTypes: null,
|
|
onHeadersReceived: function(){},
|
|
onHeadersReceivedTypes: null,
|
|
|
|
get componentRegistrar() {
|
|
return Components.manager.QueryInterface(Ci.nsIComponentRegistrar);
|
|
},
|
|
|
|
get categoryManager() {
|
|
return Cc['@mozilla.org/categorymanager;1']
|
|
.getService(Ci.nsICategoryManager);
|
|
},
|
|
|
|
QueryInterface: (function() {
|
|
var {XPCOMUtils} = Cu.import('resource://gre/modules/XPCOMUtils.jsm', null);
|
|
|
|
return XPCOMUtils.generateQI([
|
|
Ci.nsIFactory,
|
|
Ci.nsIObserver,
|
|
Ci.nsIChannelEventSink,
|
|
Ci.nsISupportsWeakReference
|
|
]);
|
|
})(),
|
|
|
|
createInstance: function(outer, iid) {
|
|
if ( outer ) {
|
|
throw Components.results.NS_ERROR_NO_AGGREGATION;
|
|
}
|
|
|
|
return this.QueryInterface(iid);
|
|
},
|
|
|
|
register: function() {
|
|
this.pendingRingBufferInit();
|
|
|
|
Services.obs.addObserver(this, 'http-on-opening-request', true);
|
|
Services.obs.addObserver(this, 'http-on-examine-response', true);
|
|
|
|
// Guard against stale instances not having been unregistered
|
|
if ( this.componentRegistrar.isCIDRegistered(this.classID) ) {
|
|
try {
|
|
this.componentRegistrar.unregisterFactory(this.classID, Components.manager.getClassObject(this.classID, Ci.nsIFactory));
|
|
} catch (ex) {
|
|
console.error('uBlock> httpObserver > unable to unregister stale instance: ', ex);
|
|
}
|
|
}
|
|
|
|
this.componentRegistrar.registerFactory(
|
|
this.classID,
|
|
this.classDescription,
|
|
this.contractID,
|
|
this
|
|
);
|
|
this.categoryManager.addCategoryEntry(
|
|
'net-channel-event-sinks',
|
|
this.contractID,
|
|
this.contractID,
|
|
false,
|
|
true
|
|
);
|
|
},
|
|
|
|
unregister: function() {
|
|
Services.obs.removeObserver(this, 'http-on-opening-request');
|
|
Services.obs.removeObserver(this, 'http-on-examine-response');
|
|
|
|
this.componentRegistrar.unregisterFactory(this.classID, this);
|
|
this.categoryManager.deleteCategoryEntry(
|
|
'net-channel-event-sinks',
|
|
this.contractID,
|
|
false
|
|
);
|
|
},
|
|
|
|
PendingRequest: function() {
|
|
this.frameId = 0;
|
|
this.parentFrameId = 0;
|
|
this.rawtype = 0;
|
|
this.sourceTabId = null;
|
|
this.tabId = 0;
|
|
this._key = ''; // key is url, from URI.spec
|
|
},
|
|
|
|
// If all work fine, this map should not grow indefinitely. It can have
|
|
// stale items in it, but these will be taken care of when entries in
|
|
// the ring buffer are overwritten.
|
|
pendingURLToIndex: new Map(),
|
|
pendingWritePointer: 0,
|
|
pendingRingBuffer: new Array(32),
|
|
pendingRingBufferInit: function() {
|
|
// Use and reuse pre-allocated PendingRequest objects = less memory
|
|
// churning.
|
|
var i = this.pendingRingBuffer.length;
|
|
while ( i-- ) {
|
|
this.pendingRingBuffer[i] = new this.PendingRequest();
|
|
}
|
|
},
|
|
|
|
// Pending request ring buffer:
|
|
// +-------+-------+-------+-------+-------+-------+-------
|
|
// |0 |1 |2 |3 |4 |5 |...
|
|
// +-------+-------+-------+-------+-------+-------+-------
|
|
//
|
|
// URL to ring buffer index map:
|
|
// { k = URL, s = ring buffer indices }
|
|
//
|
|
// s is a string which character codes map to ring buffer indices -- for
|
|
// when the same URL is received multiple times by shouldLoadListener()
|
|
// before the existing one is serviced by the network request observer.
|
|
// I believe the use of a string in lieu of an array reduces memory
|
|
// churning.
|
|
|
|
createPendingRequest: function(url) {
|
|
var bucket;
|
|
var i = this.pendingWritePointer;
|
|
this.pendingWritePointer = i + 1 & 31;
|
|
var preq = this.pendingRingBuffer[i];
|
|
var si = String.fromCharCode(i);
|
|
// Cleanup unserviced pending request
|
|
if ( preq._key !== '' ) {
|
|
bucket = this.pendingURLToIndex.get(preq._key);
|
|
if ( bucket.length === 1 ) {
|
|
this.pendingURLToIndex.delete(preq._key);
|
|
} else {
|
|
var pos = bucket.indexOf(si);
|
|
this.pendingURLToIndex.set(preq._key, bucket.slice(0, pos) + bucket.slice(pos + 1));
|
|
}
|
|
}
|
|
bucket = this.pendingURLToIndex.get(url);
|
|
this.pendingURLToIndex.set(url, bucket === undefined ? si : bucket + si);
|
|
preq._key = url;
|
|
return preq;
|
|
},
|
|
|
|
lookupPendingRequest: function(url) {
|
|
var bucket = this.pendingURLToIndex.get(url);
|
|
if ( bucket === undefined ) {
|
|
return null;
|
|
}
|
|
var i = bucket.charCodeAt(0);
|
|
if ( bucket.length === 1 ) {
|
|
this.pendingURLToIndex.delete(url);
|
|
} else {
|
|
this.pendingURLToIndex.set(url, bucket.slice(1));
|
|
}
|
|
var preq = this.pendingRingBuffer[i];
|
|
preq._key = ''; // mark as "serviced"
|
|
return preq;
|
|
},
|
|
|
|
handlePopup: function(URI, tabId, sourceTabId) {
|
|
if ( !sourceTabId ) {
|
|
return false;
|
|
}
|
|
|
|
if ( !URI.schemeIs('http') && !URI.schemeIs('https') ) {
|
|
return false;
|
|
}
|
|
|
|
var result = vAPI.tabs.onPopup({
|
|
targetTabId: tabId,
|
|
openerTabId: sourceTabId,
|
|
targetURL: URI.asciiSpec
|
|
});
|
|
|
|
return result === true;
|
|
},
|
|
|
|
handleRequest: function(channel, URI, details) {
|
|
var type = this.typeMap[details.rawtype] || 'other';
|
|
if ( this.onBeforeRequestTypes && this.onBeforeRequestTypes.has(type) === false ) {
|
|
return false;
|
|
}
|
|
|
|
var result = this.onBeforeRequest({
|
|
frameId: details.frameId,
|
|
hostname: URI.asciiHost,
|
|
parentFrameId: details.parentFrameId,
|
|
tabId: details.tabId,
|
|
type: type,
|
|
url: URI.asciiSpec
|
|
});
|
|
|
|
if ( !result || typeof result !== 'object' ) {
|
|
return false;
|
|
}
|
|
|
|
if ( result.cancel === true ) {
|
|
channel.cancel(this.ABORT);
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
},
|
|
|
|
getResponseHeader: function(channel, name) {
|
|
var value;
|
|
try {
|
|
value = channel.getResponseHeader(name);
|
|
} catch (ex) {
|
|
}
|
|
return value;
|
|
},
|
|
|
|
handleResponseHeaders: function(channel, URI, channelData) {
|
|
var type = this.typeMap[channelData[4]] || 'other';
|
|
if ( this.onHeadersReceivedTypes && this.onHeadersReceivedTypes.has(type) === false ) {
|
|
return;
|
|
}
|
|
|
|
// 'Content-Security-Policy' MUST come last in the array. Need to
|
|
// revised this eventually.
|
|
var responseHeaders = [];
|
|
var value = this.getResponseHeader(channel, 'Content-Security-Policy');
|
|
if ( value !== undefined ) {
|
|
responseHeaders.push({ name: 'Content-Security-Policy', value: value });
|
|
}
|
|
|
|
var result = this.onHeadersReceived({
|
|
hostname: URI.asciiHost,
|
|
parentFrameId: channelData[1],
|
|
responseHeaders: responseHeaders,
|
|
tabId: channelData[3],
|
|
type: this.typeMap[channelData[4]] || 'other',
|
|
url: URI.asciiSpec
|
|
});
|
|
|
|
if ( !result ) {
|
|
return;
|
|
}
|
|
|
|
if ( result.cancel ) {
|
|
channel.cancel(this.ABORT);
|
|
return;
|
|
}
|
|
|
|
if ( result.responseHeaders ) {
|
|
channel.setResponseHeader(
|
|
'Content-Security-Policy',
|
|
result.responseHeaders.pop().value,
|
|
true
|
|
);
|
|
return;
|
|
}
|
|
},
|
|
|
|
observe: function(channel, topic) {
|
|
if ( channel instanceof Ci.nsIHttpChannel === false ) {
|
|
return;
|
|
}
|
|
|
|
var URI = channel.URI;
|
|
|
|
if ( topic === 'http-on-examine-response' ) {
|
|
if ( channel instanceof Ci.nsIWritablePropertyBag === false ) {
|
|
return;
|
|
}
|
|
|
|
var channelData;
|
|
try {
|
|
channelData = channel.getProperty(this.REQDATAKEY);
|
|
} catch (ex) {
|
|
}
|
|
if ( !channelData ) {
|
|
return;
|
|
}
|
|
|
|
this.handleResponseHeaders(channel, URI, channelData);
|
|
|
|
return;
|
|
}
|
|
|
|
// http-on-opening-request
|
|
|
|
var pendingRequest = this.lookupPendingRequest(URI.spec);
|
|
|
|
// https://github.com/gorhill/uMatrix/issues/390#issuecomment-155759004
|
|
var rawtype = 1;
|
|
var loadInfo = channel.loadInfo;
|
|
if ( loadInfo ) {
|
|
rawtype = loadInfo.externalContentPolicyType !== undefined ?
|
|
loadInfo.externalContentPolicyType :
|
|
loadInfo.contentPolicyType;
|
|
if ( !rawtype ) {
|
|
rawtype = 1;
|
|
}
|
|
}
|
|
|
|
// Behind-the-scene request
|
|
if ( pendingRequest === null ) {
|
|
if ( this.handleRequest(channel, URI, { tabId: vAPI.noTabId, rawtype: rawtype }) ) {
|
|
return;
|
|
}
|
|
|
|
// Carry data for behind-the-scene redirects
|
|
if ( channel instanceof Ci.nsIWritablePropertyBag ) {
|
|
channel.setProperty( this.REQDATAKEY, [0, -1, null, vAPI.noTabId, rawtype]);
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
// https://github.com/gorhill/uBlock/issues/654
|
|
// Use the request type from the HTTP observer point of view.
|
|
if ( rawtype !== 1 ) {
|
|
pendingRequest.rawtype = rawtype;
|
|
}
|
|
|
|
if ( this.handleRequest(channel, URI, pendingRequest) ) {
|
|
return;
|
|
}
|
|
|
|
// If request is not handled we may use the data in on-modify-request
|
|
if ( channel instanceof Ci.nsIWritablePropertyBag ) {
|
|
channel.setProperty(this.REQDATAKEY, [
|
|
pendingRequest.frameId,
|
|
pendingRequest.parentFrameId,
|
|
pendingRequest.sourceTabId,
|
|
pendingRequest.tabId,
|
|
pendingRequest.rawtype
|
|
]);
|
|
}
|
|
},
|
|
|
|
// contentPolicy.shouldLoad doesn't detect redirects, this needs to be used
|
|
asyncOnChannelRedirect: function(oldChannel, newChannel, flags, callback) {
|
|
var result = this.ACCEPT;
|
|
|
|
// If error thrown, the redirect will fail
|
|
try {
|
|
var URI = newChannel.URI;
|
|
|
|
if ( !URI.schemeIs('http') && !URI.schemeIs('https') ) {
|
|
return;
|
|
}
|
|
|
|
if ( !(oldChannel instanceof Ci.nsIWritablePropertyBag) ) {
|
|
return;
|
|
}
|
|
|
|
var channelData = oldChannel.getProperty(this.REQDATAKEY);
|
|
|
|
if ( this.handlePopup(URI, channelData[3], channelData[2]) ) {
|
|
result = this.ABORT;
|
|
return;
|
|
}
|
|
|
|
var details = {
|
|
frameId: channelData[0],
|
|
parentFrameId: channelData[1],
|
|
tabId: channelData[3],
|
|
rawtype: channelData[4]
|
|
};
|
|
|
|
if ( this.handleRequest(newChannel, URI, details) ) {
|
|
result = this.ABORT;
|
|
return;
|
|
}
|
|
|
|
// Carry the data on in case of multiple redirects
|
|
if ( newChannel instanceof Ci.nsIWritablePropertyBag ) {
|
|
newChannel.setProperty(this.REQDATAKEY, channelData);
|
|
}
|
|
} catch (ex) {
|
|
// console.error(ex);
|
|
} finally {
|
|
callback.onRedirectVerifyCallback(result);
|
|
}
|
|
}
|
|
};
|
|
|
|
/******************************************************************************/
|
|
/******************************************************************************/
|
|
|
|
vAPI.net = {};
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.net.registerListeners = function() {
|
|
// Since it's not used
|
|
this.onBeforeSendHeaders = null;
|
|
|
|
if ( typeof this.onBeforeRequest.callback === 'function' ) {
|
|
httpObserver.onBeforeRequest = this.onBeforeRequest.callback;
|
|
httpObserver.onBeforeRequestTypes = this.onBeforeRequest.types ?
|
|
new Set(this.onBeforeRequest.types) :
|
|
null;
|
|
}
|
|
|
|
if ( typeof this.onHeadersReceived.callback === 'function' ) {
|
|
httpObserver.onHeadersReceived = this.onHeadersReceived.callback;
|
|
httpObserver.onHeadersReceivedTypes = this.onHeadersReceived.types ?
|
|
new Set(this.onHeadersReceived.types) :
|
|
null;
|
|
}
|
|
|
|
var shouldBlockPopup = function(details) {
|
|
var sourceTabId = null;
|
|
var uri;
|
|
|
|
for ( var browser of tabWatcher.browsers() ) {
|
|
uri = browser.currentURI;
|
|
|
|
// Probably isn't the best method to identify the source tab.
|
|
|
|
// https://github.com/gorhill/uBlock/issues/450
|
|
// Skip entry if no valid URI available.
|
|
// Apparently URI can be undefined under some circumstances: I
|
|
// believe this may have to do with those very temporary
|
|
// browser objects created when opening a new tab, i.e. related
|
|
// to https://github.com/gorhill/uBlock/issues/212
|
|
if ( !uri || uri.spec !== details.openerURL ) {
|
|
continue;
|
|
}
|
|
|
|
sourceTabId = tabWatcher.tabIdFromTarget(browser);
|
|
if ( sourceTabId === details.tabId ) {
|
|
sourceTabId = null;
|
|
continue;
|
|
}
|
|
|
|
uri = Services.io.newURI(details.url, null, null);
|
|
|
|
httpObserver.handlePopup(uri, details.tabId, sourceTabId);
|
|
break;
|
|
}
|
|
|
|
return sourceTabId;
|
|
};
|
|
|
|
var shouldLoadListenerMessageName = location.host + ':shouldLoad';
|
|
var shouldLoadListener = function(e) {
|
|
// Non blocking: it is assumed that the http observer is fired after
|
|
// shouldLoad recorded the pending requests. If this is not the case,
|
|
// a request would end up being categorized as a behind-the-scene
|
|
// requests.
|
|
var details = e.data;
|
|
var sourceTabId = null;
|
|
|
|
details.tabId = tabWatcher.tabIdFromTarget(e.target);
|
|
|
|
// Popup candidate: this code path is taken only for when a new top
|
|
// document loads, i.e. only once per document load. TODO: evaluate for
|
|
// popup filtering in an asynchrous manner -- it's not really required
|
|
// to evaluate on the spot. Still, there is currently no harm given
|
|
// this code path is typically taken only once per page load.
|
|
if ( details.openerURL ) {
|
|
sourceTabId = shouldBlockPopup(details);
|
|
}
|
|
|
|
// We are being called synchronously from the content process, so we
|
|
// must return ASAP. The code below merely record the details of the
|
|
// request into a ring buffer for later retrieval by the HTTP observer.
|
|
var pendingReq = httpObserver.createPendingRequest(details.url);
|
|
pendingReq.frameId = details.frameId;
|
|
pendingReq.parentFrameId = details.parentFrameId;
|
|
pendingReq.rawtype = details.rawtype;
|
|
pendingReq.sourceTabId = sourceTabId;
|
|
pendingReq.tabId = details.tabId;
|
|
};
|
|
|
|
vAPI.messaging.globalMessageManager.addMessageListener(
|
|
shouldLoadListenerMessageName,
|
|
shouldLoadListener
|
|
);
|
|
|
|
var locationChangedListenerMessageName = location.host + ':locationChanged';
|
|
var locationChangedListener = function(e) {
|
|
var browser = e.target;
|
|
|
|
// I have seen this happens (at startup time)
|
|
if ( !browser.currentURI ) {
|
|
return;
|
|
}
|
|
|
|
// https://github.com/gorhill/uBlock/issues/697
|
|
// Dismiss event if the associated tab is pending.
|
|
var tab = tabWatcher.tabFromBrowser(browser);
|
|
if ( !vAPI.fennec && tab && tab.hasAttribute('pending') ) {
|
|
// https://github.com/gorhill/uBlock/issues/820
|
|
// Firefox quirk: it happens the `pending` attribute was not
|
|
// present for certain tabs at startup -- and this can cause
|
|
// unwanted [browser <--> tab id] associations internally.
|
|
// Dispose of these if it is found the `pending` attribute is
|
|
// set.
|
|
tabWatcher.removeTarget(tab);
|
|
return;
|
|
}
|
|
|
|
var details = e.data;
|
|
var tabId = tabWatcher.tabIdFromTarget(browser);
|
|
|
|
// Ignore notifications related to our popup
|
|
if ( details.url.lastIndexOf(vAPI.getURL('popup.html'), 0) === 0 ) {
|
|
return;
|
|
}
|
|
|
|
// LOCATION_CHANGE_SAME_DOCUMENT = "did not load a new document"
|
|
if ( details.flags & Ci.nsIWebProgressListener.LOCATION_CHANGE_SAME_DOCUMENT ) {
|
|
vAPI.tabs.onUpdated(tabId, {url: details.url}, {
|
|
frameId: 0,
|
|
tabId: tabId,
|
|
url: browser.currentURI.asciiSpec
|
|
});
|
|
return;
|
|
}
|
|
|
|
// https://github.com/chrisaljoudi/uBlock/issues/105
|
|
// Allow any kind of pages
|
|
vAPI.tabs.onNavigation({
|
|
frameId: 0,
|
|
tabId: tabId,
|
|
url: details.url,
|
|
});
|
|
};
|
|
|
|
vAPI.messaging.globalMessageManager.addMessageListener(
|
|
locationChangedListenerMessageName,
|
|
locationChangedListener
|
|
);
|
|
|
|
httpObserver.register();
|
|
|
|
cleanupTasks.push(function() {
|
|
vAPI.messaging.globalMessageManager.removeMessageListener(
|
|
shouldLoadListenerMessageName,
|
|
shouldLoadListener
|
|
);
|
|
|
|
vAPI.messaging.globalMessageManager.removeMessageListener(
|
|
locationChangedListenerMessageName,
|
|
locationChangedListener
|
|
);
|
|
|
|
httpObserver.unregister();
|
|
});
|
|
};
|
|
|
|
/******************************************************************************/
|
|
/******************************************************************************/
|
|
|
|
vAPI.toolbarButton = {
|
|
id: location.host + '-button',
|
|
type: 'view',
|
|
viewId: location.host + '-panel',
|
|
label: vAPI.app.name,
|
|
tooltiptext: vAPI.app.name,
|
|
tabs: {/*tabId: {badge: 0, img: boolean}*/},
|
|
init: null,
|
|
codePath: ''
|
|
};
|
|
|
|
/******************************************************************************/
|
|
|
|
// Fennec
|
|
|
|
(function() {
|
|
if ( !vAPI.fennec ) {
|
|
return;
|
|
}
|
|
|
|
var tbb = vAPI.toolbarButton;
|
|
|
|
tbb.codePath = 'fennec';
|
|
|
|
var menuItemIds = new WeakMap();
|
|
|
|
var shutdown = function() {
|
|
for ( var win of winWatcher.getWindows() ) {
|
|
var id = menuItemIds.get(win);
|
|
if ( !id ) {
|
|
continue;
|
|
}
|
|
win.NativeWindow.menu.remove(id);
|
|
menuItemIds.delete(win);
|
|
}
|
|
};
|
|
|
|
tbb.getMenuItemLabel = function(tabId) {
|
|
var label = this.label;
|
|
if ( tabId === undefined ) {
|
|
return label;
|
|
}
|
|
var tabDetails = this.tabs[tabId];
|
|
if ( !tabDetails ) {
|
|
return label;
|
|
}
|
|
if ( !tabDetails.img ) {
|
|
label += ' (' + vAPI.i18n('fennecMenuItemBlockingOff') + ')';
|
|
} else if ( tabDetails.badge ) {
|
|
label += ' (' + tabDetails.badge + ')';
|
|
}
|
|
return label;
|
|
};
|
|
|
|
tbb.onClick = function() {
|
|
var win = winWatcher.getCurrentWindow();
|
|
var curTabId = tabWatcher.tabIdFromTarget(getTabBrowser(win).selectedTab);
|
|
vAPI.tabs.open({
|
|
url: 'popup.html?tabId=' + curTabId,
|
|
index: -1,
|
|
select: true
|
|
});
|
|
};
|
|
|
|
tbb.updateState = function(win, tabId) {
|
|
var id = menuItemIds.get(win);
|
|
if ( !id ) {
|
|
return;
|
|
}
|
|
win.NativeWindow.menu.update(id, {
|
|
name: this.getMenuItemLabel(tabId)
|
|
});
|
|
};
|
|
|
|
tbb.init = function() {
|
|
// Only actually expecting one window under Fennec (note, not tabs, windows)
|
|
for ( var win of winWatcher.getWindows() ) {
|
|
var label = this.getMenuItemLabel();
|
|
var id = win.NativeWindow.menu.add({
|
|
name: label,
|
|
callback: this.onClick
|
|
});
|
|
menuItemIds.set(win, id);
|
|
}
|
|
|
|
cleanupTasks.push(shutdown);
|
|
};
|
|
})();
|
|
|
|
/******************************************************************************/
|
|
|
|
// Non-Fennec: common code paths.
|
|
|
|
(function() {
|
|
if ( vAPI.fennec ) {
|
|
return;
|
|
}
|
|
|
|
var tbb = vAPI.toolbarButton;
|
|
|
|
tbb.onViewShowing = function({target}) {
|
|
target.firstChild.setAttribute('src', vAPI.getURL('popup.html'));
|
|
};
|
|
|
|
tbb.onViewHiding = function({target}) {
|
|
target.parentNode.style.maxWidth = '';
|
|
target.firstChild.setAttribute('src', 'about:blank');
|
|
};
|
|
|
|
tbb.updateState = function(win, tabId) {
|
|
var button = win.document.getElementById(this.id);
|
|
|
|
if ( !button ) {
|
|
return;
|
|
}
|
|
|
|
var icon = this.tabs[tabId];
|
|
|
|
button.setAttribute('badge', icon && icon.badge || '');
|
|
button.classList.toggle('off', !icon || !icon.img);
|
|
};
|
|
|
|
tbb.populatePanel = function(doc, panel) {
|
|
panel.setAttribute('id', this.viewId);
|
|
|
|
var iframe = doc.createElement('iframe');
|
|
iframe.setAttribute('type', 'content');
|
|
|
|
panel.appendChild(iframe);
|
|
|
|
var toPx = function(pixels) {
|
|
return pixels.toString() + 'px';
|
|
};
|
|
|
|
var resizeTimer = null;
|
|
var resizePopupDelayed = function(attempts) {
|
|
if ( resizeTimer !== null ) {
|
|
return;
|
|
}
|
|
|
|
// Sanity check
|
|
attempts = (attempts || 0) + 1;
|
|
if ( attempts > 1/*000*/ ) {
|
|
console.error('uBlock0> resizePopupDelayed: giving up after too many attempts');
|
|
return;
|
|
}
|
|
|
|
resizeTimer = vAPI.setTimeout(resizePopup, 10, attempts);
|
|
};
|
|
|
|
var resizePopup = function(attempts) {
|
|
resizeTimer = null;
|
|
var body = iframe.contentDocument.body;
|
|
panel.parentNode.style.maxWidth = 'none';
|
|
|
|
// https://github.com/gorhill/uMatrix/issues/362
|
|
panel.parentNode.style.opacity = '1';
|
|
|
|
// https://github.com/chrisaljoudi/uBlock/issues/730
|
|
// Voodoo programming: this recipe works
|
|
var clientHeight = body.clientHeight;
|
|
iframe.style.height = toPx(clientHeight);
|
|
panel.style.height = toPx(clientHeight + panel.boxObject.height - panel.clientHeight);
|
|
|
|
var clientWidth = body.clientWidth;
|
|
iframe.style.width = toPx(clientWidth);
|
|
panel.style.width = toPx(clientWidth + panel.boxObject.width - panel.clientWidth);
|
|
|
|
if ( iframe.clientHeight !== body.clientHeight || iframe.clientWidth !== body.clientWidth ) {
|
|
resizePopupDelayed(attempts);
|
|
}
|
|
};
|
|
|
|
var onPopupReady = function() {
|
|
var win = this.contentWindow;
|
|
|
|
if ( !win || win.location.host !== location.host ) {
|
|
return;
|
|
}
|
|
|
|
if ( typeof tbb.onBeforePopupReady === 'function' ) {
|
|
tbb.onBeforePopupReady.call(this);
|
|
}
|
|
|
|
new win.MutationObserver(resizePopupDelayed).observe(win.document.body, {
|
|
attributes: true,
|
|
characterData: true,
|
|
subtree: true
|
|
});
|
|
|
|
resizePopupDelayed();
|
|
};
|
|
|
|
iframe.addEventListener('load', onPopupReady, true);
|
|
};
|
|
})();
|
|
|
|
/******************************************************************************/
|
|
|
|
// Firefox 28 and less
|
|
|
|
(function() {
|
|
var tbb = vAPI.toolbarButton;
|
|
if ( tbb.init !== null ) {
|
|
return;
|
|
}
|
|
var CustomizableUI = null;
|
|
var forceLegacyToolbarButton = vAPI.localStorage.getBool('forceLegacyToolbarButton');
|
|
if ( !forceLegacyToolbarButton ) {
|
|
try {
|
|
CustomizableUI = Cu.import('resource:///modules/CustomizableUI.jsm', null).CustomizableUI;
|
|
} catch (ex) {
|
|
}
|
|
}
|
|
if ( CustomizableUI !== null ) {
|
|
return;
|
|
}
|
|
|
|
tbb.codePath = 'legacy';
|
|
tbb.id = 'uBlock0-legacy-button'; // NOTE: must match legacy-toolbar-button.css
|
|
tbb.viewId = tbb.id + '-panel';
|
|
|
|
var sss = null;
|
|
var styleSheetUri = null;
|
|
|
|
var addLegacyToolbarButtonLater = function(details) {
|
|
details.tryCount = details.tryCount ? details.tryCount + 1 : 1;
|
|
if ( details.tryCount > 8 ) {
|
|
return false;
|
|
}
|
|
vAPI.setTimeout(function(details) {
|
|
addLegacyToolbarButton(details.window, details.tryCount);
|
|
},
|
|
200,
|
|
details
|
|
);
|
|
return true;
|
|
};
|
|
|
|
var addLegacyToolbarButton = function(window, tryCount) {
|
|
var document = window.document;
|
|
|
|
// https://github.com/gorhill/uMatrix/issues/357
|
|
// Already installed?
|
|
if ( document.getElementById(tbb.id) !== null ) {
|
|
return;
|
|
}
|
|
|
|
var toolbox = document.getElementById('navigator-toolbox') ||
|
|
document.getElementById('mail-toolbox');
|
|
if (
|
|
toolbox === null &&
|
|
addLegacyToolbarButtonLater({ window: window, tryCount: tryCount })
|
|
) {
|
|
return;
|
|
}
|
|
|
|
// palette might take a little longer to appear on some platforms,
|
|
// give it a small delay and try again.
|
|
var palette = toolbox.palette;
|
|
if (
|
|
palette === null &&
|
|
addLegacyToolbarButtonLater({ window: window, tryCount: tryCount })
|
|
) {
|
|
return;
|
|
}
|
|
|
|
var navbar = document.getElementById('nav-bar');
|
|
if (
|
|
navbar === null &&
|
|
addLegacyToolbarButtonLater({ window: window, tryCount: tryCount })
|
|
) {
|
|
return;
|
|
}
|
|
|
|
var toolbarButton = document.createElement('toolbarbutton');
|
|
toolbarButton.setAttribute('id', tbb.id);
|
|
// type = panel would be more accurate, but doesn't look as good
|
|
toolbarButton.setAttribute('type', 'menu');
|
|
toolbarButton.setAttribute('removable', 'true');
|
|
toolbarButton.setAttribute('class', 'toolbarbutton-1 chromeclass-toolbar-additional');
|
|
toolbarButton.setAttribute('label', tbb.label);
|
|
toolbarButton.setAttribute('tooltiptext', tbb.label);
|
|
|
|
var toolbarButtonPanel = document.createElement('panel');
|
|
// NOTE: Setting level to parent breaks the popup for PaleMoon under
|
|
// linux (mouse pointer misaligned with content). For some reason.
|
|
// toolbarButtonPanel.setAttribute('level', 'parent');
|
|
tbb.populatePanel(document, toolbarButtonPanel);
|
|
toolbarButtonPanel.addEventListener('popupshowing', tbb.onViewShowing);
|
|
toolbarButtonPanel.addEventListener('popuphiding', tbb.onViewHiding);
|
|
toolbarButton.appendChild(toolbarButtonPanel);
|
|
|
|
if ( palette !== null && palette.querySelector('#' + tbb.id) === null ) {
|
|
palette.appendChild(toolbarButton);
|
|
}
|
|
|
|
tbb.closePopup = function() {
|
|
// `hidePopup` reported as not existing while testing legacy button
|
|
// on FF 41.0.2.
|
|
// https://bugzilla.mozilla.org/show_bug.cgi?id=1151796
|
|
if ( typeof toolbarButtonPanel.hidePopup === 'function' ) {
|
|
toolbarButtonPanel.hidePopup();
|
|
}
|
|
};
|
|
|
|
// Find the place to put the button
|
|
var toolbars = toolbox.externalToolbars.slice();
|
|
for ( var child of toolbox.children ) {
|
|
if ( child.localName === 'toolbar' ) {
|
|
toolbars.push(child);
|
|
}
|
|
}
|
|
|
|
for ( var toolbar of toolbars ) {
|
|
var currentsetString = toolbar.getAttribute('currentset');
|
|
if ( !currentsetString ) {
|
|
continue;
|
|
}
|
|
var currentset = currentsetString.split(/\s*,\s*/);
|
|
var index = currentset.indexOf(tbb.id);
|
|
if ( index === -1 ) {
|
|
continue;
|
|
}
|
|
// Found our button on this toolbar - but where on it?
|
|
var before = null;
|
|
for ( var i = index + 1; i < currentset.length; i++ ) {
|
|
before = toolbar.querySelector('[id="' + currentset[i] + '"]');
|
|
if ( before !== null ) {
|
|
break;
|
|
}
|
|
}
|
|
toolbar.insertItem(tbb.id, before);
|
|
break;
|
|
}
|
|
|
|
if ( document.getElementById(tbb.id) !== null ) {
|
|
return;
|
|
}
|
|
|
|
// No button yet so give it a default location. If forcing the button,
|
|
// just put in in the palette rather than on any specific toolbar (who
|
|
// knows what toolbars will be available or visible!)
|
|
if ( navbar !== null && !vAPI.localStorage.getBool('legacyToolbarButtonAdded') ) {
|
|
// https://github.com/gorhill/uBlock/issues/264
|
|
// Find a child customizable palette, if any.
|
|
navbar = navbar.querySelector('.customization-target') || navbar;
|
|
navbar.appendChild(toolbarButton);
|
|
navbar.setAttribute('currentset', navbar.currentSet);
|
|
document.persist(navbar.id, 'currentset');
|
|
vAPI.localStorage.setBool('legacyToolbarButtonAdded', 'true');
|
|
}
|
|
};
|
|
|
|
var onPopupCloseRequested = function({target}) {
|
|
if ( typeof tbb.closePopup === 'function' ) {
|
|
tbb.closePopup(target);
|
|
}
|
|
};
|
|
|
|
var shutdown = function() {
|
|
for ( var win of winWatcher.getWindows() ) {
|
|
var toolbarButton = win.document.getElementById(tbb.id);
|
|
if ( toolbarButton ) {
|
|
toolbarButton.parentNode.removeChild(toolbarButton);
|
|
}
|
|
}
|
|
if ( sss === null ) {
|
|
return;
|
|
}
|
|
if ( sss.sheetRegistered(styleSheetUri, sss.AUTHOR_SHEET) ) {
|
|
sss.unregisterSheet(styleSheetUri, sss.AUTHOR_SHEET);
|
|
}
|
|
sss = null;
|
|
styleSheetUri = null;
|
|
|
|
vAPI.messaging.globalMessageManager.removeMessageListener(
|
|
location.host + ':closePopup',
|
|
onPopupCloseRequested
|
|
);
|
|
};
|
|
|
|
tbb.attachToNewWindow = function(win) {
|
|
addLegacyToolbarButton(win);
|
|
};
|
|
|
|
tbb.init = function() {
|
|
vAPI.messaging.globalMessageManager.addMessageListener(
|
|
location.host + ':closePopup',
|
|
onPopupCloseRequested
|
|
);
|
|
|
|
sss = Cc["@mozilla.org/content/style-sheet-service;1"].getService(Ci.nsIStyleSheetService);
|
|
styleSheetUri = Services.io.newURI(vAPI.getURL("css/legacy-toolbar-button.css"), null, null);
|
|
|
|
// Register global so it works in all windows, including palette
|
|
if ( !sss.sheetRegistered(styleSheetUri, sss.AUTHOR_SHEET) ) {
|
|
sss.loadAndRegisterSheet(styleSheetUri, sss.AUTHOR_SHEET);
|
|
}
|
|
|
|
cleanupTasks.push(shutdown);
|
|
};
|
|
})();
|
|
|
|
/******************************************************************************/
|
|
|
|
// Firefox Australis < 36.
|
|
|
|
(function() {
|
|
var tbb = vAPI.toolbarButton;
|
|
if ( tbb.init !== null ) {
|
|
return;
|
|
}
|
|
if ( Services.vc.compare(Services.appinfo.platformVersion, '36.0') >= 0 ) {
|
|
return null;
|
|
}
|
|
if ( vAPI.localStorage.getBool('forceLegacyToolbarButton') ) {
|
|
return null;
|
|
}
|
|
var CustomizableUI = null;
|
|
try {
|
|
CustomizableUI = Cu.import('resource:///modules/CustomizableUI.jsm', null).CustomizableUI;
|
|
} catch (ex) {
|
|
}
|
|
if ( CustomizableUI === null ) {
|
|
return;
|
|
}
|
|
tbb.codePath = 'australis';
|
|
tbb.CustomizableUI = CustomizableUI;
|
|
tbb.defaultArea = CustomizableUI.AREA_NAVBAR;
|
|
|
|
var styleURI = null;
|
|
|
|
var onPopupCloseRequested = function({target}) {
|
|
if ( typeof tbb.closePopup === 'function' ) {
|
|
tbb.closePopup(target);
|
|
}
|
|
};
|
|
|
|
var shutdown = function() {
|
|
CustomizableUI.destroyWidget(tbb.id);
|
|
|
|
for ( var win of winWatcher.getWindows() ) {
|
|
var panel = win.document.getElementById(tbb.viewId);
|
|
panel.parentNode.removeChild(panel);
|
|
win.QueryInterface(Ci.nsIInterfaceRequestor)
|
|
.getInterface(Ci.nsIDOMWindowUtils)
|
|
.removeSheet(styleURI, 1);
|
|
}
|
|
|
|
vAPI.messaging.globalMessageManager.removeMessageListener(
|
|
location.host + ':closePopup',
|
|
onPopupCloseRequested
|
|
);
|
|
};
|
|
|
|
tbb.onBeforeCreated = function(doc) {
|
|
var panel = doc.createElement('panelview');
|
|
|
|
this.populatePanel(doc, panel);
|
|
|
|
doc.getElementById('PanelUI-multiView').appendChild(panel);
|
|
|
|
doc.defaultView.QueryInterface(Ci.nsIInterfaceRequestor)
|
|
.getInterface(Ci.nsIDOMWindowUtils)
|
|
.loadSheet(styleURI, 1);
|
|
};
|
|
|
|
tbb.onBeforePopupReady = function() {
|
|
// https://github.com/gorhill/uBlock/issues/83
|
|
// Add `portrait` class if width is constrained.
|
|
try {
|
|
this.contentDocument.body.classList.toggle(
|
|
'portrait',
|
|
CustomizableUI.getWidget(tbb.id).areaType === CustomizableUI.TYPE_MENU_PANEL
|
|
);
|
|
} catch (ex) {
|
|
/* noop */
|
|
}
|
|
};
|
|
|
|
tbb.init = function() {
|
|
vAPI.messaging.globalMessageManager.addMessageListener(
|
|
location.host + ':closePopup',
|
|
onPopupCloseRequested
|
|
);
|
|
|
|
var style = [
|
|
'#' + this.id + '.off {',
|
|
'list-style-image: url(',
|
|
vAPI.getURL('img/browsericons/icon16-off.svg'),
|
|
');',
|
|
'}',
|
|
'#' + this.id + ' {',
|
|
'list-style-image: url(',
|
|
vAPI.getURL('img/browsericons/icon16.svg'),
|
|
');',
|
|
'}',
|
|
'#' + this.viewId + ',',
|
|
'#' + this.viewId + ' > iframe {',
|
|
'width: 160px;',
|
|
'height: 290px;',
|
|
'overflow: hidden !important;',
|
|
'}',
|
|
'#' + this.id + '[badge]:not([badge=""])::after {',
|
|
'position: absolute;',
|
|
'margin-left: -16px;',
|
|
'margin-top: 3px;',
|
|
'padding: 1px 2px;',
|
|
'font-size: 9px;',
|
|
'font-weight: bold;',
|
|
'color: #fff;',
|
|
'background: #666;',
|
|
'content: attr(badge);',
|
|
'}'
|
|
];
|
|
|
|
styleURI = Services.io.newURI(
|
|
'data:text/css,' + encodeURIComponent(style.join('')),
|
|
null,
|
|
null
|
|
);
|
|
|
|
this.closePopup = function(tabBrowser) {
|
|
CustomizableUI.hidePanelForNode(
|
|
tabBrowser.ownerDocument.getElementById(this.viewId)
|
|
);
|
|
};
|
|
|
|
CustomizableUI.createWidget(this);
|
|
|
|
cleanupTasks.push(shutdown);
|
|
};
|
|
})();
|
|
|
|
/******************************************************************************/
|
|
|
|
// Firefox Australis >= 36.
|
|
|
|
(function() {
|
|
var tbb = vAPI.toolbarButton;
|
|
if ( tbb.init !== null ) {
|
|
return;
|
|
}
|
|
if ( Services.vc.compare(Services.appinfo.platformVersion, '36.0') < 0 ) {
|
|
return null;
|
|
}
|
|
if ( vAPI.localStorage.getBool('forceLegacyToolbarButton') ) {
|
|
return null;
|
|
}
|
|
var CustomizableUI = null;
|
|
try {
|
|
CustomizableUI = Cu.import('resource:///modules/CustomizableUI.jsm', null).CustomizableUI;
|
|
} catch (ex) {
|
|
}
|
|
if ( CustomizableUI === null ) {
|
|
return null;
|
|
}
|
|
tbb.codePath = 'australis';
|
|
tbb.CustomizableUI = CustomizableUI;
|
|
tbb.defaultArea = CustomizableUI.AREA_NAVBAR;
|
|
|
|
var CUIEvents = {};
|
|
|
|
var badgeCSSRules = [
|
|
'background: #666',
|
|
'color: #fff'
|
|
].join(';');
|
|
|
|
var updateBadgeStyle = function() {
|
|
for ( var win of winWatcher.getWindows() ) {
|
|
var button = win.document.getElementById(tbb.id);
|
|
if ( button === null ) {
|
|
continue;
|
|
}
|
|
var badge = button.ownerDocument.getAnonymousElementByAttribute(
|
|
button,
|
|
'class',
|
|
'toolbarbutton-badge'
|
|
);
|
|
if ( !badge ) {
|
|
continue;
|
|
}
|
|
|
|
badge.style.cssText = badgeCSSRules;
|
|
}
|
|
};
|
|
|
|
var updateBadge = function() {
|
|
var wId = tbb.id;
|
|
var buttonInPanel = CustomizableUI.getWidget(wId).areaType === CustomizableUI.TYPE_MENU_PANEL;
|
|
|
|
for ( var win of winWatcher.getWindows() ) {
|
|
var button = win.document.getElementById(wId);
|
|
if ( button === null ) {
|
|
continue;
|
|
}
|
|
if ( buttonInPanel ) {
|
|
button.classList.remove('badged-button');
|
|
continue;
|
|
}
|
|
button.classList.add('badged-button');
|
|
}
|
|
|
|
if ( buttonInPanel ) {
|
|
return;
|
|
}
|
|
|
|
// Anonymous elements need some time to be reachable
|
|
vAPI.setTimeout(updateBadgeStyle, 250);
|
|
}.bind(CUIEvents);
|
|
|
|
// https://developer.mozilla.org/en-US/docs/Mozilla/JavaScript_code_modules/CustomizableUI.jsm#Listeners
|
|
CUIEvents.onCustomizeEnd = updateBadge;
|
|
CUIEvents.onWidgetAdded = updateBadge;
|
|
CUIEvents.onWidgetUnderflow = updateBadge;
|
|
|
|
var onPopupCloseRequested = function({target}) {
|
|
if ( typeof tbb.closePopup === 'function' ) {
|
|
tbb.closePopup(target);
|
|
}
|
|
};
|
|
|
|
var shutdown = function() {
|
|
for ( var win of winWatcher.getWindows() ) {
|
|
var panel = win.document.getElementById(tbb.viewId);
|
|
if ( panel !== null && panel.parentNode !== null ) {
|
|
panel.parentNode.removeChild(panel);
|
|
}
|
|
win.QueryInterface(Ci.nsIInterfaceRequestor)
|
|
.getInterface(Ci.nsIDOMWindowUtils)
|
|
.removeSheet(styleURI, 1);
|
|
}
|
|
|
|
CustomizableUI.removeListener(CUIEvents);
|
|
CustomizableUI.destroyWidget(tbb.id);
|
|
|
|
vAPI.messaging.globalMessageManager.removeMessageListener(
|
|
location.host + ':closePopup',
|
|
onPopupCloseRequested
|
|
);
|
|
};
|
|
|
|
var styleURI = null;
|
|
|
|
tbb.onBeforeCreated = function(doc) {
|
|
var panel = doc.createElement('panelview');
|
|
|
|
this.populatePanel(doc, panel);
|
|
|
|
doc.getElementById('PanelUI-multiView').appendChild(panel);
|
|
|
|
doc.defaultView.QueryInterface(Ci.nsIInterfaceRequestor)
|
|
.getInterface(Ci.nsIDOMWindowUtils)
|
|
.loadSheet(styleURI, 1);
|
|
};
|
|
|
|
tbb.onCreated = function(button) {
|
|
button.setAttribute('badge', '');
|
|
vAPI.setTimeout(updateBadge, 250);
|
|
};
|
|
|
|
tbb.onBeforePopupReady = function() {
|
|
// https://github.com/gorhill/uBlock/issues/83
|
|
// Add `portrait` class if width is constrained.
|
|
try {
|
|
this.contentDocument.body.classList.toggle(
|
|
'portrait',
|
|
CustomizableUI.getWidget(tbb.id).areaType === CustomizableUI.TYPE_MENU_PANEL
|
|
);
|
|
} catch (ex) {
|
|
/* noop */
|
|
}
|
|
};
|
|
|
|
tbb.closePopup = function(tabBrowser) {
|
|
CustomizableUI.hidePanelForNode(
|
|
tabBrowser.ownerDocument.getElementById(tbb.viewId)
|
|
);
|
|
};
|
|
|
|
tbb.init = function() {
|
|
vAPI.messaging.globalMessageManager.addMessageListener(
|
|
location.host + ':closePopup',
|
|
onPopupCloseRequested
|
|
);
|
|
|
|
CustomizableUI.addListener(CUIEvents);
|
|
|
|
var style = [
|
|
'#' + this.id + '.off {',
|
|
'list-style-image: url(',
|
|
vAPI.getURL('img/browsericons/icon16-off.svg'),
|
|
');',
|
|
'}',
|
|
'#' + this.id + ' {',
|
|
'list-style-image: url(',
|
|
vAPI.getURL('img/browsericons/icon16.svg'),
|
|
');',
|
|
'}',
|
|
'#' + this.viewId + ',',
|
|
'#' + this.viewId + ' > iframe {',
|
|
'width: 160px;',
|
|
'height: 290px;',
|
|
'overflow: hidden !important;',
|
|
'}'
|
|
];
|
|
|
|
styleURI = Services.io.newURI(
|
|
'data:text/css,' + encodeURIComponent(style.join('')),
|
|
null,
|
|
null
|
|
);
|
|
|
|
CustomizableUI.createWidget(this);
|
|
|
|
cleanupTasks.push(shutdown);
|
|
};
|
|
})();
|
|
|
|
/******************************************************************************/
|
|
|
|
// No toolbar button.
|
|
|
|
(function() {
|
|
// Just to ensure the number of cleanup tasks is as expected: toolbar
|
|
// button code is one single cleanup task regardless of platform.
|
|
if ( vAPI.toolbarButton.init === null ) {
|
|
cleanupTasks.push(function(){});
|
|
}
|
|
})();
|
|
|
|
/******************************************************************************/
|
|
|
|
if ( vAPI.toolbarButton.init !== null ) {
|
|
vAPI.toolbarButton.init();
|
|
}
|
|
|
|
/******************************************************************************/
|
|
/******************************************************************************/
|
|
|
|
vAPI.contextMenu = {
|
|
contextMap: {
|
|
frame: 'inFrame',
|
|
link: 'onLink',
|
|
image: 'onImage',
|
|
audio: 'onAudio',
|
|
video: 'onVideo',
|
|
editable: 'onEditableArea'
|
|
}
|
|
};
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.contextMenu.displayMenuItem = function({target}) {
|
|
var doc = target.ownerDocument;
|
|
var gContextMenu = doc.defaultView.gContextMenu;
|
|
if ( !gContextMenu.browser ) {
|
|
return;
|
|
}
|
|
|
|
var menuitem = doc.getElementById(vAPI.contextMenu.menuItemId);
|
|
var currentURI = gContextMenu.browser.currentURI;
|
|
|
|
// https://github.com/chrisaljoudi/uBlock/issues/105
|
|
// TODO: Should the element picker works on any kind of pages?
|
|
if ( !currentURI.schemeIs('http') && !currentURI.schemeIs('https') ) {
|
|
menuitem.setAttribute('hidden', true);
|
|
return;
|
|
}
|
|
|
|
var ctx = vAPI.contextMenu.contexts;
|
|
|
|
if ( !ctx ) {
|
|
menuitem.setAttribute('hidden', false);
|
|
return;
|
|
}
|
|
|
|
var ctxMap = vAPI.contextMenu.contextMap;
|
|
|
|
for ( var context of ctx ) {
|
|
if (
|
|
context === 'page' &&
|
|
!gContextMenu.onLink &&
|
|
!gContextMenu.onImage &&
|
|
!gContextMenu.onEditableArea &&
|
|
!gContextMenu.inFrame &&
|
|
!gContextMenu.onVideo &&
|
|
!gContextMenu.onAudio
|
|
) {
|
|
menuitem.setAttribute('hidden', false);
|
|
return;
|
|
}
|
|
if (
|
|
ctxMap.hasOwnProperty(context) &&
|
|
gContextMenu[ctxMap[context]]
|
|
) {
|
|
menuitem.setAttribute('hidden', false);
|
|
return;
|
|
}
|
|
}
|
|
|
|
menuitem.setAttribute('hidden', true);
|
|
};
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.contextMenu.register = (function() {
|
|
var register = function(doc) {
|
|
if ( !this.menuItemId ) {
|
|
return;
|
|
}
|
|
|
|
if ( vAPI.fennec ) {
|
|
// TODO https://developer.mozilla.org/en-US/Add-ons/Firefox_for_Android/API/NativeWindow/contextmenus/add
|
|
/*var nativeWindow = doc.defaultView.NativeWindow;
|
|
contextId = nativeWindow.contextmenus.add(
|
|
this.menuLabel,
|
|
nativeWindow.contextmenus.linkOpenableContext,
|
|
this.onCommand
|
|
);*/
|
|
return;
|
|
}
|
|
|
|
// Already installed?
|
|
if ( doc.getElementById(this.menuItemId) !== null ) {
|
|
return;
|
|
}
|
|
|
|
var contextMenu = doc.getElementById('contentAreaContextMenu');
|
|
|
|
// This can happen (Thunderbird).
|
|
if ( contextMenu === null ) {
|
|
return;
|
|
}
|
|
|
|
var menuitem = doc.createElement('menuitem');
|
|
menuitem.setAttribute('id', this.menuItemId);
|
|
menuitem.setAttribute('label', this.menuLabel);
|
|
menuitem.setAttribute('image', vAPI.getURL('img/browsericons/icon16.svg'));
|
|
menuitem.setAttribute('class', 'menuitem-iconic');
|
|
menuitem.addEventListener('command', this.onCommand);
|
|
contextMenu.addEventListener('popupshowing', this.displayMenuItem);
|
|
contextMenu.insertBefore(menuitem, doc.getElementById('inspect-separator'));
|
|
};
|
|
|
|
// https://github.com/gorhill/uBlock/issues/906
|
|
// Be sure document.readyState is 'complete': it could happen at launch
|
|
// time that we are called by vAPI.contextMenu.create() directly before
|
|
// the environment is properly initialized.
|
|
var registerSafely = function(doc, tryCount) {
|
|
if ( doc.readyState === 'complete' ) {
|
|
register.call(this, doc);
|
|
return;
|
|
}
|
|
if ( typeof tryCount !== 'number' ) {
|
|
tryCount = 0;
|
|
}
|
|
tryCount += 1;
|
|
if ( tryCount < 8 ) {
|
|
vAPI.setTimeout(registerSafely.bind(this, doc, tryCount), 200);
|
|
}
|
|
};
|
|
|
|
return registerSafely;
|
|
})();
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.contextMenu.unregister = function(doc) {
|
|
if ( !this.menuItemId ) {
|
|
return;
|
|
}
|
|
|
|
if ( vAPI.fennec ) {
|
|
// TODO
|
|
return;
|
|
}
|
|
|
|
var menuitem = doc.getElementById(this.menuItemId);
|
|
|
|
// Not guarantee the menu item was actually registered.
|
|
if ( menuitem === null ) {
|
|
return;
|
|
}
|
|
|
|
var contextMenu = menuitem.parentNode;
|
|
menuitem.removeEventListener('command', this.onCommand);
|
|
contextMenu.removeEventListener('popupshowing', this.displayMenuItem);
|
|
contextMenu.removeChild(menuitem);
|
|
};
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.contextMenu.create = function(details, callback) {
|
|
this.menuItemId = details.id;
|
|
this.menuLabel = details.title;
|
|
this.contexts = details.contexts;
|
|
|
|
if ( Array.isArray(this.contexts) && this.contexts.length ) {
|
|
this.contexts = this.contexts.indexOf('all') === -1 ? this.contexts : null;
|
|
} else {
|
|
// default in Chrome
|
|
this.contexts = ['page'];
|
|
}
|
|
|
|
this.onCommand = function() {
|
|
var gContextMenu = getOwnerWindow(this).gContextMenu;
|
|
var details = {
|
|
menuItemId: this.id
|
|
};
|
|
|
|
if ( gContextMenu.inFrame ) {
|
|
details.tagName = 'iframe';
|
|
// Probably won't work with e10s
|
|
details.frameUrl = gContextMenu.focusedWindow && gContextMenu.focusedWindow.location.href || '';
|
|
} else if ( gContextMenu.onImage ) {
|
|
details.tagName = 'img';
|
|
details.srcUrl = gContextMenu.mediaURL;
|
|
} else if ( gContextMenu.onAudio ) {
|
|
details.tagName = 'audio';
|
|
details.srcUrl = gContextMenu.mediaURL;
|
|
} else if ( gContextMenu.onVideo ) {
|
|
details.tagName = 'video';
|
|
details.srcUrl = gContextMenu.mediaURL;
|
|
} else if ( gContextMenu.onLink ) {
|
|
details.tagName = 'a';
|
|
details.linkUrl = gContextMenu.linkURL;
|
|
}
|
|
|
|
callback(details, {
|
|
id: tabWatcher.tabIdFromTarget(gContextMenu.browser),
|
|
url: gContextMenu.browser.currentURI.asciiSpec
|
|
});
|
|
};
|
|
|
|
for ( var win of winWatcher.getWindows() ) {
|
|
this.register(win.document);
|
|
}
|
|
};
|
|
|
|
/******************************************************************************/
|
|
|
|
vAPI.contextMenu.remove = function() {
|
|
for ( var win of winWatcher.getWindows() ) {
|
|
this.unregister(win.document);
|
|
}
|
|
|
|
this.menuItemId = null;
|
|
this.menuLabel = null;
|
|
this.contexts = null;
|
|
this.onCommand = null;
|
|
};
|
|
|
|
/******************************************************************************/
|
|
/******************************************************************************/
|
|
|
|
var optionsObserver = {
|
|
addonId: 'uBlock0@raymondhill.net',
|
|
|
|
register: function() {
|
|
Services.obs.addObserver(this, 'addon-options-displayed', false);
|
|
cleanupTasks.push(this.unregister.bind(this));
|
|
|
|
var browser = tabWatcher.currentBrowser();
|
|
if ( browser && browser.currentURI && browser.currentURI.spec === 'about:addons' ) {
|
|
this.observe(browser.contentDocument, 'addon-enabled', this.addonId);
|
|
}
|
|
},
|
|
|
|
unregister: function() {
|
|
Services.obs.removeObserver(this, 'addon-options-displayed');
|
|
},
|
|
|
|
setupOptionsButton: function(doc, id, page) {
|
|
var button = doc.getElementById(id);
|
|
if ( button === null ) {
|
|
return;
|
|
}
|
|
button.addEventListener('command', function() {
|
|
vAPI.tabs.open({ url: page, index: -1 });
|
|
});
|
|
button.label = vAPI.i18n(id);
|
|
},
|
|
|
|
observe: function(doc, topic, addonId) {
|
|
if ( addonId !== this.addonId ) {
|
|
return;
|
|
}
|
|
|
|
this.setupOptionsButton(doc, 'showDashboardButton', 'dashboard.html');
|
|
this.setupOptionsButton(doc, 'showNetworkLogButton', 'logger-ui.html');
|
|
}
|
|
};
|
|
|
|
optionsObserver.register();
|
|
|
|
/******************************************************************************/
|
|
/******************************************************************************/
|
|
|
|
vAPI.lastError = function() {
|
|
return null;
|
|
};
|
|
|
|
/******************************************************************************/
|
|
|
|
// This is called only once, when everything has been loaded in memory after
|
|
// the extension was launched. It can be used to inject content scripts
|
|
// in already opened web pages, to remove whatever nuisance could make it to
|
|
// the web pages before uBlock was ready.
|
|
|
|
vAPI.onLoadAllCompleted = function() {
|
|
var µb = µBlock;
|
|
var tabId;
|
|
for ( var browser of tabWatcher.browsers() ) {
|
|
tabId = tabWatcher.tabIdFromTarget(browser);
|
|
µb.tabContextManager.commit(tabId, browser.currentURI.asciiSpec);
|
|
µb.bindTabToPageStats(tabId);
|
|
browser.messageManager.sendAsyncMessage(
|
|
location.host + '-load-completed'
|
|
);
|
|
}
|
|
};
|
|
|
|
/******************************************************************************/
|
|
/******************************************************************************/
|
|
|
|
// Likelihood is that we do not have to punycode: given punycode overhead,
|
|
// it's faster to check and skip than do it unconditionally all the time.
|
|
|
|
var punycodeHostname = punycode.toASCII;
|
|
var isNotASCII = /[^\x21-\x7F]/;
|
|
|
|
vAPI.punycodeHostname = function(hostname) {
|
|
return isNotASCII.test(hostname) ? punycodeHostname(hostname) : hostname;
|
|
};
|
|
|
|
vAPI.punycodeURL = function(url) {
|
|
if ( isNotASCII.test(url) ) {
|
|
return Services.io.newURI(url, null, null).asciiSpec;
|
|
}
|
|
return url;
|
|
};
|
|
|
|
/******************************************************************************/
|
|
/******************************************************************************/
|
|
|
|
// https://github.com/gorhill/uBlock/issues/531
|
|
// Storage area dedicated to admin settings. Read-only.
|
|
|
|
vAPI.adminStorage = {
|
|
getItem: function(key, callback) {
|
|
if ( typeof callback !== 'function' ) {
|
|
return;
|
|
}
|
|
callback(vAPI.localStorage.getItem(key));
|
|
}
|
|
};
|
|
|
|
/******************************************************************************/
|
|
/******************************************************************************/
|
|
|
|
vAPI.cloud = (function() {
|
|
var extensionBranchPath = 'extensions.' + location.host;
|
|
var cloudBranchPath = extensionBranchPath + '.cloudStorage';
|
|
|
|
// https://github.com/gorhill/uBlock/issues/80#issuecomment-132081658
|
|
// We must use get/setComplexValue in order to properly handle strings
|
|
// with unicode characters.
|
|
var iss = Ci.nsISupportsString;
|
|
var argstr = Components.classes['@mozilla.org/supports-string;1']
|
|
.createInstance(iss);
|
|
|
|
var options = {
|
|
defaultDeviceName: '',
|
|
deviceName: ''
|
|
};
|
|
|
|
// User-supplied device name.
|
|
try {
|
|
options.deviceName = Services.prefs
|
|
.getBranch(extensionBranchPath + '.')
|
|
.getComplexValue('deviceName', iss)
|
|
.data;
|
|
} catch(ex) {
|
|
}
|
|
|
|
var getDefaultDeviceName = function() {
|
|
var name = '';
|
|
try {
|
|
name = Services.prefs
|
|
.getBranch('services.sync.client.')
|
|
.getComplexValue('name', iss)
|
|
.data;
|
|
} catch(ex) {
|
|
}
|
|
|
|
return name || window.navigator.platform || window.navigator.oscpu;
|
|
};
|
|
|
|
var start = function(dataKeys) {
|
|
var extensionBranch = Services.prefs.getBranch(extensionBranchPath + '.');
|
|
var syncBranch = Services.prefs.getBranch('services.sync.prefs.sync.');
|
|
|
|
// Mark config entries as syncable
|
|
argstr.data = '';
|
|
var dataKey;
|
|
for ( var i = 0; i < dataKeys.length; i++ ) {
|
|
dataKey = dataKeys[i];
|
|
if ( extensionBranch.prefHasUserValue('cloudStorage.' + dataKey) === false ) {
|
|
extensionBranch.setComplexValue('cloudStorage.' + dataKey, iss, argstr);
|
|
}
|
|
syncBranch.setBoolPref(cloudBranchPath + '.' + dataKey, true);
|
|
}
|
|
};
|
|
|
|
var push = function(datakey, data, callback) {
|
|
var branch = Services.prefs.getBranch(cloudBranchPath + '.');
|
|
var bin = {
|
|
'source': options.deviceName || getDefaultDeviceName(),
|
|
'tstamp': Date.now(),
|
|
'data': data,
|
|
'size': 0
|
|
};
|
|
bin.size = JSON.stringify(bin).length;
|
|
argstr.data = JSON.stringify(bin);
|
|
branch.setComplexValue(datakey, iss, argstr);
|
|
if ( typeof callback === 'function' ) {
|
|
callback();
|
|
}
|
|
};
|
|
|
|
var pull = function(datakey, callback) {
|
|
var result = null;
|
|
var branch = Services.prefs.getBranch(cloudBranchPath + '.');
|
|
try {
|
|
var json = branch.getComplexValue(datakey, iss).data;
|
|
if ( typeof json === 'string' ) {
|
|
result = JSON.parse(json);
|
|
}
|
|
} catch(ex) {
|
|
}
|
|
callback(result);
|
|
};
|
|
|
|
var getOptions = function(callback) {
|
|
if ( typeof callback !== 'function' ) {
|
|
return;
|
|
}
|
|
options.defaultDeviceName = getDefaultDeviceName();
|
|
callback(options);
|
|
};
|
|
|
|
var setOptions = function(details, callback) {
|
|
if ( typeof details !== 'object' || details === null ) {
|
|
return;
|
|
}
|
|
|
|
var branch = Services.prefs.getBranch(extensionBranchPath + '.');
|
|
|
|
if ( typeof details.deviceName === 'string' ) {
|
|
argstr.data = details.deviceName;
|
|
branch.setComplexValue('deviceName', iss, argstr);
|
|
options.deviceName = details.deviceName;
|
|
}
|
|
|
|
getOptions(callback);
|
|
};
|
|
|
|
return {
|
|
start: start,
|
|
push: push,
|
|
pull: pull,
|
|
getOptions: getOptions,
|
|
setOptions: setOptions
|
|
};
|
|
})();
|
|
|
|
/******************************************************************************/
|
|
/******************************************************************************/
|
|
|
|
})();
|
|
|
|
/******************************************************************************/
|