uBlock/src/js/messaging.js

1434 lines
43 KiB
JavaScript

/*******************************************************************************
uBlock Origin - a browser extension to block requests.
Copyright (C) 2014-present Raymond Hill
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see {http://www.gnu.org/licenses/}.
Home: https://github.com/gorhill/uBlock
*/
/******************************************************************************/
/******************************************************************************/
'use strict';
// Default handler
(function() {
/******************************************************************************/
var µb = µBlock;
/******************************************************************************/
var getDomainNames = function(targets) {
var out = [];
var µburi = µb.URI;
var target, domain;
for ( var i = 0; i < targets.length; i++ ) {
target = targets[i];
if ( target.indexOf('/') !== -1 ) {
domain = µburi.domainFromURI(target) || '';
} else {
domain = µburi.domainFromHostname(target) || target;
}
out.push(domain);
}
return out;
};
/******************************************************************************/
var onMessage = function(request, sender, callback) {
// Async
switch ( request.what ) {
case 'getAssetContent':
// https://github.com/chrisaljoudi/uBlock/issues/417
µb.assets.get(request.url, { dontCache: true }, callback);
return;
case 'listsFromNetFilter':
µb.staticFilteringReverseLookup.fromNetFilter(
request.compiledFilter,
request.rawFilter,
callback
);
return;
case 'listsFromCosmeticFilter':
µb.staticFilteringReverseLookup.fromCosmeticFilter(request, callback);
return;
case 'reloadAllFilters':
µb.loadFilterLists();
return;
case 'scriptlet':
µb.scriptlets.inject(request.tabId, request.scriptlet, callback);
return;
default:
break;
}
var tabId = sender && sender.tab ? sender.tab.id : 0;
// Sync
var response;
switch ( request.what ) {
case 'applyFilterListSelection':
response = µb.applyFilterListSelection(request);
break;
case 'compileCosmeticFilterSelector':
response = µb.staticExtFilteringEngine.compileSelector(request.selector);
break;
case 'cosmeticFiltersInjected':
µb.cosmeticFilteringEngine.addToSelectorCache(request);
break;
case 'createUserFilter':
µb.appendUserFilters(request.filters);
// https://github.com/gorhill/uBlock/issues/1786
µb.cosmeticFilteringEngine.removeFromSelectorCache(request.pageDomain);
break;
case 'forceUpdateAssets':
µb.scheduleAssetUpdater(0);
µb.assets.updateStart({
delay: µb.hiddenSettings.manualUpdateAssetFetchPeriod
});
break;
case 'getAppData':
response = {
name: chrome.runtime.getManifest().name,
version: vAPI.app.version
};
break;
case 'getDomainNames':
response = getDomainNames(request.targets);
break;
case 'getWhitelist':
response = {
whitelist: µb.stringFromWhitelist(µb.netWhitelist),
reBadHostname: µb.reWhitelistBadHostname.source,
reHostnameExtractor: µb.reWhitelistHostnameExtractor.source
};
break;
case 'launchElementPicker':
// Launched from some auxiliary pages, clear context menu coords.
µb.mouseEventRegister.x = µb.mouseEventRegister.y = -1;
µb.elementPickerExec(request.tabId, request.targetURL, request.zap);
break;
case 'gotoURL':
µb.openNewTab(request.details);
break;
case 'mouseClick':
µb.mouseEventRegister.tabId = tabId;
µb.mouseEventRegister.x = request.x;
µb.mouseEventRegister.y = request.y;
µb.mouseEventRegister.url = request.url;
break;
case 'reloadTab':
if ( vAPI.isBehindTheSceneTabId(request.tabId) === false ) {
vAPI.tabs.reload(request.tabId, request.bypassCache === true);
if ( request.select && vAPI.tabs.select ) {
vAPI.tabs.select(request.tabId);
}
}
break;
case 'scriptletResponse':
µb.scriptlets.report(tabId, request.scriptlet, request.response);
break;
case 'setWhitelist':
µb.netWhitelist = µb.whitelistFromString(request.whitelist);
µb.saveWhitelist();
break;
case 'toggleHostnameSwitch':
µb.toggleHostnameSwitch(request);
break;
case 'userSettings':
response = µb.changeUserSettings(request.name, request.value);
break;
default:
return vAPI.messaging.UNHANDLED;
}
callback(response);
};
vAPI.messaging.setup(onMessage);
/******************************************************************************/
})();
/******************************************************************************/
/******************************************************************************/
// channel: popupPanel
(function() {
/******************************************************************************/
var µb = µBlock;
/******************************************************************************/
var getHostnameDict = function(hostnameToCountMap) {
var r = Object.create(null),
domainEntry,
domainFromHostname = µb.URI.domainFromHostname,
domain, blockCount, allowCount,
hostname, counts;
// Note: destructuring assignment not supported before Chromium 49.
for ( var entry of hostnameToCountMap ) {
hostname = entry[0];
if ( r[hostname] !== undefined ) { continue; }
domain = domainFromHostname(hostname) || hostname;
counts = hostnameToCountMap.get(domain) || 0;
blockCount = counts & 0xFFFF;
allowCount = counts >>> 16 & 0xFFFF;
if ( r[domain] === undefined ) {
domainEntry = r[domain] = {
domain: domain,
blockCount: blockCount,
allowCount: allowCount,
totalBlockCount: blockCount,
totalAllowCount: allowCount
};
} else {
domainEntry = r[domain];
}
counts = entry[1];
blockCount = counts & 0xFFFF;
allowCount = counts >>> 16 & 0xFFFF;
domainEntry.totalBlockCount += blockCount;
domainEntry.totalAllowCount += allowCount;
if ( hostname === domain ) { continue; }
r[hostname] = {
domain: domain,
blockCount: blockCount,
allowCount: allowCount,
totalBlockCount: 0,
totalAllowCount: 0
};
}
return r;
};
/******************************************************************************/
var getFirewallRules = function(srcHostname, desHostnames) {
var r = {};
var df = µb.sessionFirewall;
r['/ * *'] = df.lookupRuleData('*', '*', '*');
r['/ * image'] = df.lookupRuleData('*', '*', 'image');
r['/ * 3p'] = df.lookupRuleData('*', '*', '3p');
r['/ * inline-script'] = df.lookupRuleData('*', '*', 'inline-script');
r['/ * 1p-script'] = df.lookupRuleData('*', '*', '1p-script');
r['/ * 3p-script'] = df.lookupRuleData('*', '*', '3p-script');
r['/ * 3p-frame'] = df.lookupRuleData('*', '*', '3p-frame');
if ( typeof srcHostname !== 'string' ) {
return r;
}
r['. * *'] = df.lookupRuleData(srcHostname, '*', '*');
r['. * image'] = df.lookupRuleData(srcHostname, '*', 'image');
r['. * 3p'] = df.lookupRuleData(srcHostname, '*', '3p');
r['. * inline-script'] = df.lookupRuleData(srcHostname, '*', 'inline-script');
r['. * 1p-script'] = df.lookupRuleData(srcHostname, '*', '1p-script');
r['. * 3p-script'] = df.lookupRuleData(srcHostname, '*', '3p-script');
r['. * 3p-frame'] = df.lookupRuleData(srcHostname, '*', '3p-frame');
for ( var desHostname in desHostnames ) {
r['/ ' + desHostname + ' *'] = df.lookupRuleData('*', desHostname, '*');
r['. ' + desHostname + ' *'] = df.lookupRuleData(srcHostname, desHostname, '*');
}
return r;
};
/******************************************************************************/
var popupDataFromTabId = function(tabId, tabTitle) {
let tabContext = µb.tabContextManager.mustLookup(tabId),
rootHostname = tabContext.rootHostname;
let r = {
advancedUserEnabled: µb.userSettings.advancedUserEnabled,
appName: vAPI.app.name,
appVersion: vAPI.app.version,
colorBlindFriendly: µb.userSettings.colorBlindFriendly,
cosmeticFilteringSwitch: false,
dfEnabled: µb.userSettings.dynamicFilteringEnabled,
firewallPaneMinimized: µb.userSettings.firewallPaneMinimized,
globalAllowedRequestCount: µb.localSettings.allowedRequestCount,
globalBlockedRequestCount: µb.localSettings.blockedRequestCount,
fontSize: µb.hiddenSettings.popupFontSize,
netFilteringSwitch: false,
rawURL: tabContext.rawURL,
pageURL: tabContext.normalURL,
pageHostname: rootHostname,
pageDomain: tabContext.rootDomain,
pageAllowedRequestCount: 0,
pageBlockedRequestCount: 0,
popupBlockedCount: 0,
tabId: tabId,
tabTitle: tabTitle,
tooltipsDisabled: µb.userSettings.tooltipsDisabled
};
let pageStore = µb.pageStoreFromTabId(tabId);
if ( pageStore ) {
// https://github.com/gorhill/uBlock/issues/2105
// Be sure to always include the current page's hostname -- it might
// not be present when the page itself is pulled from the browser's
// short-term memory cache. This needs to be done before calling
// getHostnameDict().
if (
pageStore.hostnameToCountMap.has(rootHostname) === false &&
µb.URI.isNetworkURI(tabContext.rawURL)
) {
pageStore.hostnameToCountMap.set(rootHostname, 0);
}
r.pageBlockedRequestCount = pageStore.perLoadBlockedRequestCount;
r.pageAllowedRequestCount = pageStore.perLoadAllowedRequestCount;
r.netFilteringSwitch = pageStore.getNetFilteringSwitch();
r.hostnameDict = getHostnameDict(pageStore.hostnameToCountMap);
r.contentLastModified = pageStore.contentLastModified;
r.firewallRules = getFirewallRules(rootHostname, r.hostnameDict);
r.canElementPicker = µb.URI.isNetworkURI(r.rawURL);
r.noPopups = µb.sessionSwitches.evaluateZ('no-popups', rootHostname);
r.popupBlockedCount = pageStore.popupBlockedCount;
r.noCosmeticFiltering = µb.sessionSwitches.evaluateZ('no-cosmetic-filtering', rootHostname);
r.noLargeMedia = µb.sessionSwitches.evaluateZ('no-large-media', rootHostname);
r.largeMediaCount = pageStore.largeMediaCount;
r.noRemoteFonts = µb.sessionSwitches.evaluateZ('no-remote-fonts', rootHostname);
r.remoteFontCount = pageStore.remoteFontCount;
r.noScripting = µb.sessionSwitches.evaluateZ('no-scripting', rootHostname);
} else {
r.hostnameDict = {};
r.firewallRules = getFirewallRules();
}
r.matrixIsDirty = µb.sessionFirewall.hasSameRules(
µb.permanentFirewall,
rootHostname,
r.hostnameDict
) === false;
if ( r.matrixIsDirty === false ) {
r.matrixIsDirty = µb.sessionSwitches.hasSameRules(
µb.permanentSwitches,
rootHostname
) === false;
}
return r;
};
/******************************************************************************/
var popupDataFromRequest = function(request, callback) {
if ( request.tabId ) {
callback(popupDataFromTabId(request.tabId, ''));
return;
}
// Still no target tab id? Use currently selected tab.
vAPI.tabs.get(null, function(tab) {
var tabId = '';
var tabTitle = '';
if ( tab ) {
tabId = tab.id;
tabTitle = tab.title || '';
}
callback(popupDataFromTabId(tabId, tabTitle));
});
};
/******************************************************************************/
var onMessage = function(request, sender, callback) {
var pageStore;
// Async
switch ( request.what ) {
case 'getPopupData':
popupDataFromRequest(request, callback);
return;
default:
break;
}
// Sync
var response;
switch ( request.what ) {
case 'getPopupLazyData':
pageStore = µb.pageStoreFromTabId(request.tabId);
if ( pageStore !== null ) {
pageStore.hiddenElementCount = 0;
pageStore.scriptCount = 0;
vAPI.tabs.injectScript(request.tabId, {
allFrames: true,
file: '/js/scriptlets/dom-survey.js',
runAt: 'document_end'
});
}
break;
case 'hasPopupContentChanged':
pageStore = µb.pageStoreFromTabId(request.tabId);
var lastModified = pageStore ? pageStore.contentLastModified : 0;
response = lastModified !== request.contentLastModified;
break;
case 'revertFirewallRules':
µb.sessionFirewall.copyRules(
µb.permanentFirewall,
request.srcHostname,
request.desHostnames
);
µb.sessionSwitches.copyRules(
µb.permanentSwitches,
request.srcHostname
);
// https://github.com/gorhill/uBlock/issues/188
µb.cosmeticFilteringEngine.removeFromSelectorCache(
request.srcHostname,
'net'
);
response = popupDataFromTabId(request.tabId);
break;
case 'saveFirewallRules':
if (
µb.permanentFirewall.copyRules(
µb.sessionFirewall,
request.srcHostname,
request.desHostnames
)
) {
µb.savePermanentFirewallRules();
}
if (
µb.permanentSwitches.copyRules(
µb.sessionSwitches,
request.srcHostname
)
) {
µb.saveHostnameSwitches();
}
break;
case 'toggleHostnameSwitch':
µb.toggleHostnameSwitch(request);
response = popupDataFromTabId(request.tabId);
break;
case 'toggleFirewallRule':
µb.toggleFirewallRule(request);
response = popupDataFromTabId(request.tabId);
break;
case 'toggleNetFiltering':
pageStore = µb.pageStoreFromTabId(request.tabId);
if ( pageStore ) {
pageStore.toggleNetFilteringSwitch(request.url, request.scope, request.state);
µb.updateToolbarIcon(request.tabId, 0x03);
}
break;
default:
return vAPI.messaging.UNHANDLED;
}
callback(response);
};
vAPI.messaging.listen('popupPanel', onMessage);
/******************************************************************************/
})();
/******************************************************************************/
/******************************************************************************/
// channel: contentscript
(function() {
/******************************************************************************/
var onMessage = function(request, sender, callback) {
// Async
switch ( request.what ) {
default:
break;
}
// Sync
var µb = µBlock,
response,
tabId, frameId,
pageStore = null;
if ( sender && sender.tab ) {
tabId = sender.tab.id;
frameId = sender.frameId;
pageStore = µb.pageStoreFromTabId(tabId);
}
switch ( request.what ) {
case 'getCollapsibleBlockedRequests':
response = {
id: request.id,
hash: request.hash,
netSelectorCacheCountMax:
µb.cosmeticFilteringEngine.netSelectorCacheCountMax
};
if (
µb.userSettings.collapseBlocked &&
pageStore &&
pageStore.getNetFilteringSwitch()
) {
pageStore.getBlockedResources(request, response);
}
break;
case 'shouldRenderNoscriptTags':
if ( pageStore === null ) { break; }
const fctxt = µBlock.filteringContext.fromTabId(tabId);
if ( pageStore.filterScripting(fctxt, undefined) ) {
vAPI.tabs.injectScript(
tabId,
{
file: '/js/scriptlets/noscript-spoof.js',
frameId: frameId,
runAt: 'document_end'
}
);
}
break;
case 'retrieveContentScriptParameters':
if (
pageStore === null ||
pageStore.getNetFilteringSwitch() === false ||
!request.url
) {
break;
}
response = {
collapseBlocked: µb.userSettings.collapseBlocked,
noCosmeticFiltering: pageStore.noCosmeticFiltering === true,
noGenericCosmeticFiltering:
pageStore.noGenericCosmeticFiltering === true
};
request.tabId = tabId;
request.frameId = frameId;
request.hostname = µb.URI.hostnameFromURI(request.url);
request.domain = µb.URI.domainFromHostname(request.hostname);
request.entity = µb.URI.entityFromDomain(request.domain);
response.specificCosmeticFilters =
µb.cosmeticFilteringEngine.retrieveSpecificSelectors(
request,
response
);
if ( µb.canInjectScriptletsNow === false ) {
response.scriptlets = µb.scriptletFilteringEngine.retrieve(request);
}
if ( response.noCosmeticFiltering !== true ) {
µb.logCosmeticFilters(tabId, frameId);
}
break;
case 'retrieveGenericCosmeticSelectors':
if ( pageStore && pageStore.getGenericCosmeticFilteringSwitch() ) {
request.tabId = tabId;
request.frameId = frameId;
response = {
result: µb.cosmeticFilteringEngine
.retrieveGenericSelectors(request)
};
}
break;
default:
return vAPI.messaging.UNHANDLED;
}
callback(response);
};
vAPI.messaging.listen('contentscript', onMessage);
/******************************************************************************/
})();
/******************************************************************************/
/******************************************************************************/
// channel: elementPicker
(function() {
/******************************************************************************/
var µb = µBlock;
/******************************************************************************/
var onMessage = function(request, sender, callback) {
// Async
switch ( request.what ) {
case 'elementPickerArguments':
var xhr = new XMLHttpRequest();
xhr.open('GET', 'epicker.html', true);
xhr.overrideMimeType('text/html;charset=utf-8');
xhr.responseType = 'text';
xhr.onload = function() {
this.onload = null;
var i18n = {
bidi_dir: document.body.getAttribute('dir'),
create: vAPI.i18n('pickerCreate'),
pick: vAPI.i18n('pickerPick'),
quit: vAPI.i18n('pickerQuit'),
preview: vAPI.i18n('pickerPreview'),
netFilters: vAPI.i18n('pickerNetFilters'),
cosmeticFilters: vAPI.i18n('pickerCosmeticFilters'),
cosmeticFiltersHint: vAPI.i18n('pickerCosmeticFiltersHint')
};
var reStrings = /\{\{(\w+)\}\}/g;
var replacer = function(a0, string) {
return i18n[string];
};
callback({
frameContent: this.responseText.replace(reStrings, replacer),
target: µb.epickerTarget,
clientX: µb.mouseEventRegister.x,
clientY: µb.mouseEventRegister.y,
zap: µb.epickerZap,
eprom: µb.epickerEprom
});
µb.epickerTarget = '';
µb.mouseEventRegister.x = µb.mouseEventRegister.y = -1;
};
xhr.send();
return;
default:
break;
}
// Sync
var response;
switch ( request.what ) {
case 'elementPickerEprom':
µb.epickerEprom = request;
break;
default:
return vAPI.messaging.UNHANDLED;
}
callback(response);
};
vAPI.messaging.listen('elementPicker', onMessage);
/******************************************************************************/
})();
/******************************************************************************/
/******************************************************************************/
// channel: cloudWidget
(function() {
/******************************************************************************/
var onMessage = function(request, sender, callback) {
// Cloud storage support is optional.
if ( µBlock.cloudStorageSupported !== true ) {
callback();
return;
}
// Async
switch ( request.what ) {
case 'cloudGetOptions':
vAPI.cloud.getOptions(function(options) {
options.enabled = µBlock.userSettings.cloudStorageEnabled === true;
callback(options);
});
return;
case 'cloudSetOptions':
vAPI.cloud.setOptions(request.options, callback);
return;
case 'cloudPull':
return vAPI.cloud.pull(request.datakey, callback);
case 'cloudPush':
return vAPI.cloud.push(request.datakey, request.data, callback);
default:
break;
}
// Sync
var response;
switch ( request.what ) {
// For when cloud storage is disabled.
case 'cloudPull':
// fallthrough
case 'cloudPush':
break;
default:
return vAPI.messaging.UNHANDLED;
}
callback(response);
};
vAPI.messaging.listen('cloudWidget', onMessage);
/******************************************************************************/
})();
/******************************************************************************/
/******************************************************************************/
// channel: dashboard
(function() {
/******************************************************************************/
const µb = µBlock;
/******************************************************************************/
// Settings
var getLocalData = function(callback) {
var onStorageInfoReady = function(bytesInUse) {
var o = µb.restoreBackupSettings;
callback({
storageUsed: bytesInUse,
lastRestoreFile: o.lastRestoreFile,
lastRestoreTime: o.lastRestoreTime,
lastBackupFile: o.lastBackupFile,
lastBackupTime: o.lastBackupTime,
cloudStorageSupported: µb.cloudStorageSupported,
privacySettingsSupported: µb.privacySettingsSupported
});
};
µb.getBytesInUse(onStorageInfoReady);
};
var backupUserData = function(callback) {
var userData = {
timeStamp: Date.now(),
version: vAPI.app.version,
userSettings: µb.userSettings,
selectedFilterLists: µb.selectedFilterLists,
hiddenSettings: µb.hiddenSettings,
netWhitelist: µb.stringFromWhitelist(µb.netWhitelist),
dynamicFilteringString: µb.permanentFirewall.toString(),
urlFilteringString: µb.permanentURLFiltering.toString(),
hostnameSwitchesString: µb.permanentSwitches.toString(),
userFilters: ''
};
var onUserFiltersReady = function(details) {
userData.userFilters = details.content;
var filename = vAPI.i18n('aboutBackupFilename')
.replace('{{datetime}}', µb.dateNowToSensibleString())
.replace(/ +/g, '_');
µb.restoreBackupSettings.lastBackupFile = filename;
µb.restoreBackupSettings.lastBackupTime = Date.now();
vAPI.storage.set(µb.restoreBackupSettings);
getLocalData(function(localData) {
callback({ localData: localData, userData: userData });
});
};
µb.assets.get(µb.userFiltersPath, onUserFiltersReady);
};
var restoreUserData = function(request) {
var userData = request.userData;
var restart = function() {
vAPI.app.restart();
};
var onAllRemoved = function() {
µBlock.saveLocalSettings();
vAPI.storage.set(userData.userSettings);
var hiddenSettings = userData.hiddenSettings;
if ( hiddenSettings instanceof Object === false ) {
hiddenSettings = µBlock.hiddenSettingsFromString(
userData.hiddenSettingsString || ''
);
}
vAPI.storage.set({
hiddenSettings: hiddenSettings,
netWhitelist: userData.netWhitelist || '',
dynamicFilteringString: userData.dynamicFilteringString || '',
urlFilteringString: userData.urlFilteringString || '',
hostnameSwitchesString: userData.hostnameSwitchesString || '',
lastRestoreFile: request.file || '',
lastRestoreTime: Date.now(),
lastBackupFile: '',
lastBackupTime: 0
});
µb.assets.put(µb.userFiltersPath, userData.userFilters);
if ( Array.isArray(userData.selectedFilterLists) ) {
µb.saveSelectedFilterLists(userData.selectedFilterLists, restart);
} else {
restart();
}
};
// https://github.com/chrisaljoudi/uBlock/issues/1102
// Ensure all currently cached assets are flushed from storage AND memory.
µb.assets.rmrf();
// If we are going to restore all, might as well wipe out clean local
// storage
µb.cacheStorage.clear();
vAPI.storage.clear(onAllRemoved);
vAPI.localStorage.removeItem('immediateHiddenSettings');
};
// Remove all stored data but keep global counts, people can become
// quite attached to numbers
var resetUserData = function() {
let count = 3;
let countdown = ( ) => {
count -= 1;
if ( count === 0 ) {
vAPI.app.restart();
}
};
µb.cacheStorage.clear(countdown); // 1
vAPI.storage.clear(countdown); // 2
µb.saveLocalSettings(countdown); // 3
vAPI.localStorage.removeItem('immediateHiddenSettings');
};
/******************************************************************************/
// 3rd-party filters
var prepListEntries = function(entries) {
var µburi = µb.URI;
var entry, hn;
for ( var k in entries ) {
if ( entries.hasOwnProperty(k) === false ) { continue; }
entry = entries[k];
if ( typeof entry.supportURL === 'string' && entry.supportURL !== '' ) {
entry.supportName = µburi.hostnameFromURI(entry.supportURL);
} else if ( typeof entry.homeURL === 'string' && entry.homeURL !== '' ) {
hn = µburi.hostnameFromURI(entry.homeURL);
entry.supportURL = 'http://' + hn + '/';
entry.supportName = µburi.domainFromHostname(hn);
}
}
};
var getLists = function(callback) {
var r = {
autoUpdate: µb.userSettings.autoUpdate,
available: null,
cache: null,
cosmeticFilterCount: µb.cosmeticFilteringEngine.getFilterCount(),
current: µb.availableFilterLists,
externalLists: µb.userSettings.externalLists,
ignoreGenericCosmeticFilters: µb.userSettings.ignoreGenericCosmeticFilters,
netFilterCount: µb.staticNetFilteringEngine.getFilterCount(),
parseCosmeticFilters: µb.userSettings.parseAllABPHideFilters,
userFiltersPath: µb.userFiltersPath
};
var onMetadataReady = function(entries) {
r.cache = entries;
prepListEntries(r.cache);
callback(r);
};
var onLists = function(lists) {
r.available = lists;
prepListEntries(r.available);
µb.assets.metadata(onMetadataReady);
};
µb.getAvailableLists(onLists);
};
/******************************************************************************/
// My rules
var getRules = function() {
return {
permanentRules:
µb.permanentFirewall.toArray().concat(
µb.permanentSwitches.toArray(),
µb.permanentURLFiltering.toArray()
),
sessionRules:
µb.sessionFirewall.toArray().concat(
µb.sessionSwitches.toArray(),
µb.sessionURLFiltering.toArray()
)
};
};
var modifyRuleset = function(details) {
let swRuleset, hnRuleset, urlRuleset;
if ( details.permanent ) {
swRuleset = µb.permanentSwitches;
hnRuleset = µb.permanentFirewall;
urlRuleset = µb.permanentURLFiltering;
} else {
swRuleset = µb.sessionSwitches;
hnRuleset = µb.sessionFirewall;
urlRuleset = µb.sessionURLFiltering;
}
let toRemove = new Set(details.toRemove.trim().split(/\s*[\n\r]+\s*/));
for ( let rule of toRemove ) {
if ( rule === '' ) { continue; }
let parts = rule.split(/\s+/);
if ( hnRuleset.removeFromRuleParts(parts) === false ) {
if ( swRuleset.removeFromRuleParts(parts) === false ) {
urlRuleset.removeFromRuleParts(parts);
}
}
}
let toAdd = new Set(details.toAdd.trim().split(/\s*[\n\r]+\s*/));
for ( let rule of toAdd ) {
if ( rule === '' ) { continue; }
let parts = rule.split(/\s+/);
if ( hnRuleset.addFromRuleParts(parts) === false ) {
if ( swRuleset.addFromRuleParts(parts) === false ) {
urlRuleset.addFromRuleParts(parts);
}
}
}
if ( details.permanent ) {
if ( swRuleset.changed ) {
µb.saveHostnameSwitches();
swRuleset.changed = false;
}
if ( hnRuleset.changed ) {
µb.savePermanentFirewallRules();
hnRuleset.changed = false;
}
if ( urlRuleset.changed ) {
µb.savePermanentURLFilteringRules();
urlRuleset.changed = false;
}
}
};
/******************************************************************************/
// Shortcuts pane
let getShortcuts = function(callback) {
if ( µb.canUseShortcuts === false ) {
return callback([]);
}
vAPI.commands.getAll(commands => {
let response = [];
for ( let command of commands ) {
let desc = command.description;
let match = /^__MSG_(.+?)__$/.exec(desc);
if ( match !== null ) {
desc = vAPI.i18n(match[1]);
}
if ( desc === '' ) { continue; }
command.description = desc;
response.push(command);
}
callback(response);
});
};
let setShortcut = function(details) {
if ( µb.canUpdateShortcuts === false ) { return; }
if ( details.shortcut === undefined ) {
vAPI.commands.reset(details.name);
µb.commandShortcuts.delete(details.name);
} else {
vAPI.commands.update({ name: details.name, shortcut: details.shortcut });
µb.commandShortcuts.set(details.name, details.shortcut);
}
vAPI.storage.set({ commandShortcuts: Array.from(µb.commandShortcuts) });
};
/******************************************************************************/
var onMessage = function(request, sender, callback) {
// Async
switch ( request.what ) {
case 'backupUserData':
return backupUserData(callback);
case 'getLists':
return getLists(callback);
case 'getLocalData':
return getLocalData(callback);
case 'getShortcuts':
return getShortcuts(callback);
case 'readUserFilters':
return µb.loadUserFilters(callback);
case 'writeUserFilters':
return µb.saveUserFilters(request.content, callback);
default:
break;
}
// Sync
var response;
switch ( request.what ) {
case 'benchmark':
response = µb.staticNetFilteringEngine.benchmark(request.contexts);
break;
case 'benchmarkingPane':
response = µb.hiddenSettings.benchmarkingPane;
break;
case 'canUpdateShortcuts':
response = µb.canUpdateShortcuts;
break;
case 'getRules':
response = getRules();
break;
case 'modifyRuleset':
// https://github.com/chrisaljoudi/uBlock/issues/772
µb.cosmeticFilteringEngine.removeFromSelectorCache('*');
modifyRuleset(request);
response = getRules();
break;
case 'purgeAllCaches':
if ( request.hard ) {
µb.assets.remove(/./);
} else {
µb.assets.purge(/./, 'public_suffix_list.dat');
}
break;
case 'purgeCache':
µb.assets.purge(request.assetKey);
µb.assets.remove('compiled/' + request.assetKey);
// https://github.com/gorhill/uBlock/pull/2314#issuecomment-278716960
if ( request.assetKey === 'ublock-filters' ) {
µb.assets.purge('ublock-resources');
µb.redirectEngine.invalidateResourcesSelfie();
}
break;
case 'readHiddenSettings':
response = µb.stringFromHiddenSettings();
break;
case 'restoreUserData':
restoreUserData(request);
break;
case 'resetUserData':
resetUserData();
break;
case 'setShortcut':
setShortcut(request);
break;
case 'writeHiddenSettings':
µb.changeHiddenSettings(µb.hiddenSettingsFromString(request.content));
break;
default:
return vAPI.messaging.UNHANDLED;
}
callback(response);
};
vAPI.messaging.listen('dashboard', onMessage);
/******************************************************************************/
})();
/******************************************************************************/
/******************************************************************************/
// channel: loggerUI
(function() {
/******************************************************************************/
const µb = µBlock;
const extensionOriginURL = vAPI.getURL('');
/******************************************************************************/
const getLoggerData = function(details, activeTabId, callback) {
const response = {
colorBlind: µb.userSettings.colorBlindFriendly,
entries: µb.logger.readAll(details.ownerId),
maxEntries: µb.userSettings.requestLogMaxEntries,
activeTabId: activeTabId,
tabIdsToken: µb.pageStoresToken
};
if ( µb.pageStoresToken !== details.tabIdsToken ) {
const tabIds = new Map();
for ( const entry of µb.pageStores ) {
const pageStore = entry[1];
if ( pageStore.rawURL.startsWith(extensionOriginURL) ) { continue; }
tabIds.set(entry[0], pageStore.title);
}
response.tabIds = Array.from(tabIds);
}
if ( activeTabId ) {
const pageStore = µb.pageStoreFromTabId(activeTabId);
if (
pageStore === null ||
pageStore.rawURL.startsWith(extensionOriginURL)
) {
response.activeTabId = undefined;
}
}
if ( details.popupLoggerBoxChanged && browser.windows instanceof Object ) {
browser.tabs.query(
{ url: vAPI.getURL('/logger-ui.html?popup=1') },
tabs => {
if ( Array.isArray(tabs) === false ) { return; }
if ( tabs.length === 0 ) { return; }
browser.windows.get(
tabs[0].windowId,
{ windowTypes: [ 'popup' ] },
win => {
if ( win instanceof Object === false ) { return; }
vAPI.localStorage.setItem(
'popupLoggerBox',
JSON.stringify({
left: win.left,
top: win.top,
width: win.width,
height: win.height,
})
);
}
);
}
);
}
callback(response);
};
/******************************************************************************/
const getURLFilteringData = function(details) {
const colors = {};
const response = {
dirty: false,
colors: colors
};
const suf = µb.sessionURLFiltering;
const puf = µb.permanentURLFiltering;
const urls = details.urls;
const context = details.context;
const type = details.type;
for ( const url of urls ) {
const colorEntry = colors[url] = { r: 0, own: false };
if ( suf.evaluateZ(context, url, type).r !== 0 ) {
colorEntry.r = suf.r;
colorEntry.own = suf.r !== 0 &&
suf.context === context &&
suf.url === url &&
suf.type === type;
}
if ( response.dirty ) { continue; }
puf.evaluateZ(context, url, type);
response.dirty = colorEntry.own !== (
puf.r !== 0 &&
puf.context === context &&
puf.url === url &&
puf.type === type
);
}
return response;
};
/******************************************************************************/
const onMessage = function(request, sender, callback) {
// Async
switch ( request.what ) {
case 'readAll':
if (
µb.logger.ownerId !== undefined &&
µb.logger.ownerId !== request.ownerId
) {
callback({ unavailable: true });
return;
}
vAPI.tabs.get(null, function(tab) {
getLoggerData(request, tab && tab.id, callback);
});
return;
default:
break;
}
// Sync
let response;
switch ( request.what ) {
case 'releaseView':
if ( request.ownerId === µb.logger.ownerId ) {
µb.logger.ownerId = undefined;
}
break;
case 'saveURLFilteringRules':
response = µb.permanentURLFiltering.copyRules(
µb.sessionURLFiltering,
request.context,
request.urls,
request.type
);
if ( response ) {
µb.savePermanentURLFilteringRules();
}
break;
case 'setURLFilteringRule':
µb.toggleURLFilteringRule(request);
break;
case 'getURLFilteringData':
response = getURLFilteringData(request);
break;
default:
return vAPI.messaging.UNHANDLED;
}
callback(response);
};
vAPI.messaging.listen('loggerUI', onMessage);
/******************************************************************************/
})();
/******************************************************************************/
/******************************************************************************/
// channel: documentBlocked
(function() {
/******************************************************************************/
var onMessage = function(request, sender, callback) {
// Async
switch ( request.what ) {
default:
break;
}
// Sync
let response;
switch ( request.what ) {
case 'temporarilyWhitelistDocument':
µBlock.webRequest.strictBlockBypass(request.hostname);
break;
default:
return vAPI.messaging.UNHANDLED;
}
callback(response);
};
vAPI.messaging.listen('documentBlocked', onMessage);
/******************************************************************************/
})();
/******************************************************************************/
/******************************************************************************/
// channel: scriptlets
(function() {
/******************************************************************************/
let µb = µBlock;
let broadcastTimers = new Map();
/******************************************************************************/
var domSurveyFinalReport = function(tabId) {
broadcastTimers.delete(tabId + '-domSurveyReport');
let pageStore = µb.pageStoreFromTabId(tabId);
if ( pageStore === null ) { return; }
vAPI.messaging.broadcast({
what: 'domSurveyFinalReport',
tabId: tabId,
affectedElementCount: pageStore.hiddenElementCount,
scriptCount: pageStore.scriptCount,
});
};
/******************************************************************************/
const logCosmeticFilters = function(tabId, details) {
if ( µb.logger.enabled === false ) { return; }
const filter = { source: 'cosmetic', raw: '' };
const fctxt = µb.filteringContext.duplicate();
fctxt.fromTabId(tabId)
.setRealm('cosmetic')
.setType('dom')
.setURL(details.frameURL)
.setDocOriginFromURL(details.frameURL)
.setFilter(filter);
for ( const selector of details.matchedSelectors.sort() ) {
filter.raw = '##' + selector;
fctxt.toLogger();
}
};
/******************************************************************************/
var onMessage = function(request, sender, callback) {
let tabId = sender && sender.tab ? sender.tab.id : 0;
let pageStore = µb.pageStoreFromTabId(tabId);
// Async
switch ( request.what ) {
default:
break;
}
// Sync
var response;
switch ( request.what ) {
case 'domSurveyTransientReport':
if ( pageStore !== null ) {
if ( request.filteredElementCount ) {
pageStore.hiddenElementCount += request.filteredElementCount;
}
if ( request.scriptCount ) {
pageStore.scriptCount += request.scriptCount;
}
let broadcastKey = tabId + '-domSurveyReport';
if ( broadcastTimers.has(broadcastKey) === false ) {
broadcastTimers.set(broadcastKey, vAPI.setTimeout(
( ) => { domSurveyFinalReport(tabId); },
53
));
}
}
break;
case 'logCosmeticFilteringData':
logCosmeticFilters(tabId, request);
break;
case 'temporarilyAllowLargeMediaElement':
if ( pageStore !== null ) {
pageStore.allowLargeMediaElementsUntil = Date.now() + 2000;
}
break;
case 'subscriberData':
response = {
confirmStr: vAPI.i18n('subscriberConfirm')
};
break;
default:
return vAPI.messaging.UNHANDLED;
}
callback(response);
};
vAPI.messaging.listen('scriptlets', onMessage);
/******************************************************************************/
})();
/******************************************************************************/
/******************************************************************************/