mirror of
https://github.com/gorhill/uBlock.git
synced 2024-11-11 17:41:03 +01:00
344 lines
11 KiB
JavaScript
344 lines
11 KiB
JavaScript
/*******************************************************************************
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uBlock Origin - a browser extension to block requests.
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Copyright (C) 2014-present Raymond Hill
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see {http://www.gnu.org/licenses/}.
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Home: https://github.com/gorhill/uBlock
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*/
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'use strict';
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/******************************************************************************/
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// Load all: executed once.
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µBlock.restart = (function() {
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/******************************************************************************/
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var µb = µBlock;
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/******************************************************************************/
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vAPI.app.onShutdown = function() {
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µb.staticFilteringReverseLookup.shutdown();
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µb.assets.updateStop();
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µb.staticNetFilteringEngine.reset();
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µb.staticExtFilteringEngine.reset();
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µb.sessionFirewall.reset();
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µb.permanentFirewall.reset();
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µb.sessionURLFiltering.reset();
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µb.permanentURLFiltering.reset();
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µb.sessionSwitches.reset();
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µb.permanentSwitches.reset();
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};
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/******************************************************************************/
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var processCallbackQueue = function(queue, callback) {
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var processOne = function() {
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var fn = queue.pop();
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if ( fn ) {
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fn(processOne);
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} else if ( typeof callback === 'function' ) {
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callback();
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}
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};
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processOne();
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};
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/******************************************************************************/
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// Final initialization steps after all needed assets are in memory.
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// - Initialize internal state with maybe already existing tabs.
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// - Schedule next update operation.
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var onAllReady = function() {
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// https://github.com/chrisaljoudi/uBlock/issues/184
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// Check for updates not too far in the future.
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µb.assets.addObserver(µb.assetObserver.bind(µb));
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µb.scheduleAssetUpdater(µb.userSettings.autoUpdate ? 7 * 60 * 1000 : 0);
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// vAPI.cloud is optional.
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if ( µb.cloudStorageSupported ) {
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vAPI.cloud.start([
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'tpFiltersPane',
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'myFiltersPane',
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'myRulesPane',
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'whitelistPane'
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]);
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}
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µb.contextMenu.update(null);
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µb.firstInstall = false;
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processCallbackQueue(µb.onStartCompletedQueue);
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};
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/******************************************************************************/
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// Filtering engines dependencies:
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// - PSL
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var onPSLReady = function() {
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µb.selfieManager.load(function(valid) {
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if ( valid === true ) {
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return onAllReady();
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}
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µb.loadFilterLists(onAllReady);
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});
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};
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/******************************************************************************/
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var onCommandShortcutsReady = function(commandShortcuts) {
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if ( Array.isArray(commandShortcuts) === false ) { return; }
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µb.commandShortcuts = new Map(commandShortcuts);
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if ( µb.canUpdateShortcuts === false ) { return; }
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for ( let entry of commandShortcuts ) {
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vAPI.commands.update({ name: entry[0], shortcut: entry[1] });
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}
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};
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/******************************************************************************/
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// To bring older versions up to date
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var onVersionReady = function(lastVersion) {
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if ( lastVersion === vAPI.app.version ) { return; }
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// Since AMO does not allow updating resources.txt, force a reload when a
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// new version is detected, as resources.txt may have changed since last
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// release. This will be done only for release versions of Firefox.
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if (
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vAPI.webextFlavor.soup.has('firefox') &&
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vAPI.webextFlavor.soup.has('devbuild') === false
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) {
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µb.redirectEngine.invalidateResourcesSelfie();
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}
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// If unused, just comment out for when we need to compare versions in the
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// future.
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let intFromVersion = function(s) {
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let parts = s.match(/(?:^|\.|b|rc)\d+/g);
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if ( parts === null ) { return 0; }
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let vint = 0;
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for ( let i = 0; i < 4; i++ ) {
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let pstr = parts[i] || '';
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let pint;
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if ( pstr === '' ) {
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pint = 0;
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} else if ( pstr.startsWith('.') || pstr.startsWith('b') ) {
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pint = parseInt(pstr.slice(1), 10);
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} else if ( pstr.startsWith('rc') ) {
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pint = parseInt(pstr.slice(2), 10) + 100;
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} else {
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pint = parseInt(pstr, 10);
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}
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vint = vint * 1000 + pint;
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}
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return vint;
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};
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let lastVersionInt = intFromVersion(lastVersion);
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if ( lastVersionInt <= 1016021007 ) {
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µb.sessionSwitches.toggle('no-scripting', 'behind-the-scene', 2);
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µb.permanentSwitches.toggle('no-scripting', 'behind-the-scene', 2);
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µb.saveHostnameSwitches();
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}
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// https://github.com/uBlockOrigin/uBlock-issues/issues/212#issuecomment-419741324
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if ( lastVersionInt <= 1015024000 ) {
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if ( µb.hiddenSettings.manualUpdateAssetFetchPeriod === 2000 ) {
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µb.hiddenSettings.manualUpdateAssetFetchPeriod = 500;
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µb.saveHiddenSettings();
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}
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}
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vAPI.storage.set({ version: vAPI.app.version });
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};
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/******************************************************************************/
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// https://github.com/chrisaljoudi/uBlock/issues/226
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// Whitelist in memory.
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// Whitelist parser needs PSL to be ready.
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// gorhill 2014-12-15: not anymore
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var onNetWhitelistReady = function(netWhitelistRaw) {
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µb.netWhitelist = µb.whitelistFromString(netWhitelistRaw);
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µb.netWhitelistModifyTime = Date.now();
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};
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/******************************************************************************/
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// User settings are in memory
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var onUserSettingsReady = function(fetched) {
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var userSettings = µb.userSettings;
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fromFetch(userSettings, fetched);
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if ( µb.privacySettingsSupported ) {
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vAPI.browserSettings.set({
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'hyperlinkAuditing': !userSettings.hyperlinkAuditingDisabled,
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'prefetching': !userSettings.prefetchingDisabled,
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'webrtcIPAddress': !userSettings.webrtcIPAddressHidden
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});
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}
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µb.permanentFirewall.fromString(fetched.dynamicFilteringString);
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µb.sessionFirewall.assign(µb.permanentFirewall);
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µb.permanentURLFiltering.fromString(fetched.urlFilteringString);
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µb.sessionURLFiltering.assign(µb.permanentURLFiltering);
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µb.permanentSwitches.fromString(fetched.hostnameSwitchesString);
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µb.sessionSwitches.assign(µb.permanentSwitches);
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// https://github.com/gorhill/uBlock/issues/1892
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// For first installation on a battery-powered device, disable generic
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// cosmetic filtering.
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if ( µb.firstInstall && vAPI.webextFlavor.soup.has('mobile') ) {
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userSettings.ignoreGenericCosmeticFilters = true;
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}
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};
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/******************************************************************************/
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// Housekeeping, as per system setting changes
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var onSystemSettingsReady = function(fetched) {
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var mustSaveSystemSettings = false;
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if ( fetched.compiledMagic !== µb.systemSettings.compiledMagic ) {
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µb.assets.remove(/^compiled\//);
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mustSaveSystemSettings = true;
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}
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if ( fetched.selfieMagic !== µb.systemSettings.selfieMagic ) {
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mustSaveSystemSettings = true;
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}
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if ( mustSaveSystemSettings ) {
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fetched.selfie = null;
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µb.selfieManager.destroy();
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vAPI.storage.set(µb.systemSettings);
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}
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};
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/******************************************************************************/
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var onFirstFetchReady = function(fetched) {
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// https://github.com/gorhill/uBlock/issues/747
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µb.firstInstall = fetched.version === '0.0.0.0';
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// Order is important -- do not change:
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onSystemSettingsReady(fetched);
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fromFetch(µb.localSettings, fetched);
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onUserSettingsReady(fetched);
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fromFetch(µb.restoreBackupSettings, fetched);
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onNetWhitelistReady(fetched.netWhitelist);
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onVersionReady(fetched.version);
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onCommandShortcutsReady(fetched.commandShortcuts);
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µb.loadPublicSuffixList(onPSLReady);
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µb.loadRedirectResources();
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};
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/******************************************************************************/
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var toFetch = function(from, fetched) {
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for ( var k in from ) {
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if ( from.hasOwnProperty(k) === false ) {
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continue;
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}
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fetched[k] = from[k];
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}
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};
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var fromFetch = function(to, fetched) {
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for ( var k in to ) {
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if ( to.hasOwnProperty(k) === false ) {
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continue;
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}
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if ( fetched.hasOwnProperty(k) === false ) {
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continue;
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}
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to[k] = fetched[k];
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}
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};
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/******************************************************************************/
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var onSelectedFilterListsLoaded = function() {
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var fetchableProps = {
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'commandShortcuts': [],
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'compiledMagic': 0,
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'dynamicFilteringString': [
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'behind-the-scene * * noop',
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'behind-the-scene * image noop',
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'behind-the-scene * 3p noop',
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'behind-the-scene * inline-script noop',
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'behind-the-scene * 1p-script noop',
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'behind-the-scene * 3p-script noop',
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'behind-the-scene * 3p-frame noop'
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].join('\n'),
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'urlFilteringString': '',
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'hostnameSwitchesString': [
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'no-large-media: behind-the-scene false',
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'no-scripting: behind-the-scene false'
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].join('\n'),
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'lastRestoreFile': '',
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'lastRestoreTime': 0,
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'lastBackupFile': '',
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'lastBackupTime': 0,
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'netWhitelist': µb.netWhitelistDefault,
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'selfieMagic': 0,
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'version': '0.0.0.0'
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};
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toFetch(µb.localSettings, fetchableProps);
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toFetch(µb.userSettings, fetchableProps);
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toFetch(µb.restoreBackupSettings, fetchableProps);
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vAPI.storage.get(fetchableProps, onFirstFetchReady);
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};
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/******************************************************************************/
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// TODO(seamless migration):
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// Eventually selected filter list keys will be loaded as a fetchable
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// property. Until then we need to handle backward and forward
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// compatibility, this means a special asynchronous call to load selected
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// filter lists.
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var onAdminSettingsRestored = function() {
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µb.loadSelectedFilterLists(onSelectedFilterListsLoaded);
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};
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/******************************************************************************/
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return function() {
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processCallbackQueue(µb.onBeforeStartQueue, function() {
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// https://github.com/gorhill/uBlock/issues/531
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µb.restoreAdminSettings(onAdminSettingsRestored);
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});
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};
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/******************************************************************************/
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})();
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/******************************************************************************/
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µBlock.restart();
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