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mirror of https://github.com/gorhill/uBlock.git synced 2024-11-05 18:32:30 +01:00
uBlock/src/js/messaging.js
2017-10-21 13:43:46 -04:00

1265 lines
38 KiB
JavaScript

/*******************************************************************************
uBlock Origin - a browser extension to block requests.
Copyright (C) 2014-2017 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.hostname,
request.rawFilter,
callback
);
return;
case 'reloadAllFilters':
µb.loadFilterLists();
return;
case 'scriptlet':
µb.scriptlets.inject(request.tabId, request.scriptlet, callback);
return;
default:
break;
}
// The concatenation with the empty string ensure that the resulting value
// is a string. This is important since tab id values are assumed to be
// of string type.
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.cosmeticFilteringEngine.compileSelector(request.selector);
break;
case 'cosmeticFiltersInjected':
µb.cosmeticFilteringEngine.addToSelectorCache(request);
// Net-based cosmetic filters are of no interest for logging purpose.
if ( µb.logger.isEnabled() && request.type !== 'net' ) {
µb.logCosmeticFilters(tabId);
}
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 || 2000 });
break;
case 'getAppData':
response = {name: vAPI.app.name, version: vAPI.app.version};
break;
case 'getDomainNames':
response = getDomainNames(request.targets);
break;
case 'getWhitelist':
response = µb.stringFromWhitelist(µb.netWhitelist);
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);
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) {
var tabContext = µb.tabContextManager.mustLookup(tabId),
rootHostname = tabContext.rootHostname;
var 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
};
var 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.hnSwitches.evaluateZ('no-popups', rootHostname);
r.popupBlockedCount = pageStore.popupBlockedCount;
r.noCosmeticFiltering = µb.hnSwitches.evaluateZ('no-cosmetic-filtering', rootHostname);
r.noLargeMedia = µb.hnSwitches.evaluateZ('no-large-media', rootHostname);
r.largeMediaCount = pageStore.largeMediaCount;
r.noRemoteFonts = µb.hnSwitches.evaluateZ('no-remote-fonts', rootHostname);
r.remoteFontCount = pageStore.remoteFontCount;
} else {
r.hostnameDict = {};
r.firewallRules = getFirewallRules();
}
r.matrixIsDirty = !µb.sessionFirewall.hasSameRules(
µb.permanentFirewall,
rootHostname,
r.hostnameDict
);
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 'getPopupLazyData':
pageStore = µb.pageStoreFromTabId(request.tabId);
if ( pageStore !== null ) {
pageStore.hiddenElementCount = 0;
µb.scriptlets.injectDeep(request.tabId, 'cosmetic-survey');
}
return;
case 'getPopupData':
popupDataFromRequest(request, callback);
return;
default:
break;
}
// Sync
var response;
switch ( request.what ) {
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
);
// https://github.com/gorhill/uBlock/issues/188
µb.cosmeticFilteringEngine.removeFromSelectorCache(request.srcHostname, 'net');
response = popupDataFromTabId(request.tabId);
break;
case 'saveFirewallRules':
µb.permanentFirewall.copyRules(
µb.sessionFirewall,
request.srcHostname,
request.desHostnames
);
µb.savePermanentFirewallRules();
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.updateBadgeAsync(request.tabId);
}
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,
pageStore;
if ( sender && sender.tab ) {
tabId = sender.tab.id;
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 'retrieveContentScriptParameters':
if ( pageStore && pageStore.getNetFilteringSwitch() ) {
response = {
collapseBlocked: µb.userSettings.collapseBlocked,
noCosmeticFiltering:
µb.cosmeticFilteringEngine.acceptedCount === 0 ||
pageStore.noCosmeticFiltering === true,
noGenericCosmeticFiltering:
pageStore.noGenericCosmeticFiltering === true
};
response.specificCosmeticFilters =
µb.cosmeticFilteringEngine
.retrieveDomainSelectors(request, sender, response);
if ( request.isRootFrame && µb.logger.isEnabled() ) {
µb.logCosmeticFilters(tabId);
}
}
break;
case 'retrieveGenericCosmeticSelectors':
if ( pageStore && pageStore.getGenericCosmeticFilteringSwitch() ) {
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() {
/******************************************************************************/
var 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,
hiddenSettingsString: µb.stringFromHiddenSettings(),
netWhitelist: µb.stringFromWhitelist(µb.netWhitelist),
dynamicFilteringString: µb.permanentFirewall.toString(),
urlFilteringString: µb.permanentURLFiltering.toString(),
hostnameSwitchesString: µb.hnSwitches.toString(),
userFilters: '',
// TODO(seamless migration):
// The following is strictly for convenience, to be minimally
// forward-compatible. This will definitely be removed in the
// short term, as I do not expect the need to install an older
// version of uBO to ever be needed beyond the short term.
// >>>>>>>>
filterLists: µb.oldDataFromNewListKeys(µb.selectedFilterLists)
// <<<<<<<<
};
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);
µb.hiddenSettingsFromString(userData.hiddenSettingsString || '');
vAPI.storage.set({
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);
// 'filterLists' is available up to uBO v1.10.4, not beyond.
// 'selectedFilterLists' is available from uBO v1.11 and beyond.
var listKeys;
if ( Array.isArray(userData.selectedFilterLists) ) {
listKeys = userData.selectedFilterLists;
} else if ( userData.filterLists instanceof Object ) {
listKeys = µb.newListKeysFromOldData(userData.filterLists);
}
if ( listKeys !== undefined ) {
µb.saveSelectedFilterLists(listKeys, 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
vAPI.cacheStorage.clear();
vAPI.storage.clear(onAllRemoved);
};
var resetUserData = function() {
vAPI.cacheStorage.clear();
vAPI.storage.clear();
vAPI.localStorage.removeItem('hiddenSettings');
// Keep global counts, people can become quite attached to numbers
µb.saveLocalSettings();
vAPI.app.restart();
};
/******************************************************************************/
// 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,
aliases: µb.assets.listKeyAliases
};
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.toString() + '\n' + µb.permanentURLFiltering.toString(),
sessionRules: µb.sessionFirewall.toString() + '\n' + µb.sessionURLFiltering.toString(),
hnSwitches: µb.hnSwitches.toString()
};
};
// Untangle firewall rules, url rules and switches.
var untangleRules = function(s) {
var textEnd = s.length;
var lineBeg = 0, lineEnd;
var line;
var firewallRules = [];
var urlRules = [];
var switches = [];
while ( lineBeg < textEnd ) {
lineEnd = s.indexOf('\n', lineBeg);
if ( lineEnd < 0 ) {
lineEnd = s.indexOf('\r', lineBeg);
if ( lineEnd < 0 ) {
lineEnd = textEnd;
}
}
line = s.slice(lineBeg, lineEnd).trim();
lineBeg = lineEnd + 1;
if ( line.indexOf('://') !== -1 ) {
urlRules.push(line);
} else if ( line.indexOf(':') === -1 ) {
firewallRules.push(line);
} else {
switches.push(line);
}
}
return {
firewallRules: firewallRules.join('\n'),
urlRules: urlRules.join('\n'),
switches: switches.join('\n')
};
};
/******************************************************************************/
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 'readUserFilters':
return µb.loadUserFilters(callback);
case 'writeUserFilters':
return µb.saveUserFilters(request.content, callback);
default:
break;
}
// Sync
var response;
switch ( request.what ) {
case 'getRules':
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');
}
break;
case 'readHiddenSettings':
response = µb.stringFromHiddenSettings();
break;
case 'restoreUserData':
restoreUserData(request);
break;
case 'resetUserData':
resetUserData();
break;
case 'setSessionRules':
// https://github.com/chrisaljoudi/uBlock/issues/772
µb.cosmeticFilteringEngine.removeFromSelectorCache('*');
response = untangleRules(request.rules);
µb.sessionFirewall.fromString(response.firewallRules);
µb.sessionURLFiltering.fromString(response.urlRules);
µb.hnSwitches.fromString(response.switches);
µb.saveHostnameSwitches();
response = getRules();
break;
case 'setPermanentRules':
response = untangleRules(request.rules);
µb.permanentFirewall.fromString(response.firewallRules);
µb.savePermanentFirewallRules();
µb.permanentURLFiltering.fromString(response.urlRules);
µb.savePermanentURLFilteringRules();
µb.hnSwitches.fromString(response.switches);
µb.saveHostnameSwitches();
response = getRules();
break;
case 'validateWhitelistString':
response = µb.validateWhitelistString(request.raw);
break;
case 'writeHiddenSettings':
µb.hiddenSettingsFromString(request.content);
break;
default:
return vAPI.messaging.UNHANDLED;
}
callback(response);
};
vAPI.messaging.listen('dashboard', onMessage);
/******************************************************************************/
})();
/******************************************************************************/
/******************************************************************************/
// channel: loggerUI
(function() {
/******************************************************************************/
var µb = µBlock;
/******************************************************************************/
var getURLFilteringData = function(details) {
var colors = {};
var response = {
dirty: false,
colors: colors
};
var suf = µb.sessionURLFiltering;
var puf = µb.permanentURLFiltering;
var urls = details.urls,
context = details.context,
type = details.type;
var url, colorEntry;
var i = urls.length;
while ( i-- ) {
url = urls[i];
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;
};
/******************************************************************************/
var onMessage = function(request, sender, callback) {
// Async
switch ( request.what ) {
default:
break;
}
// Sync
var response;
switch ( request.what ) {
case 'readAll':
var tabIds = {}, pageStore;
var loggerURL = vAPI.getURL('logger-ui.html');
for ( var tabId in µb.pageStores ) {
pageStore = µb.pageStoreFromTabId(tabId);
if ( pageStore === null ) {
continue;
}
if ( pageStore.rawURL.startsWith(loggerURL) ) {
continue;
}
tabIds[tabId] = pageStore.title;
}
response = {
colorBlind: µb.userSettings.colorBlindFriendly,
entries: µb.logger.readAll(),
maxEntries: µb.userSettings.requestLogMaxEntries,
noTabId: vAPI.noTabId,
tabIds: tabIds,
tabIdsToken: µb.pageStoresToken
};
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);
/******************************************************************************/
})();
// https://www.youtube.com/watch?v=3_WcygKJP1k
/******************************************************************************/
/******************************************************************************/
// channel: documentBlocked
(function() {
/******************************************************************************/
var onMessage = function(request, sender, callback) {
// Async
switch ( request.what ) {
default:
break;
}
// Sync
var response;
switch ( request.what ) {
case 'temporarilyWhitelistDocument':
µBlock.webRequest.temporarilyWhitelistDocument(request.hostname);
break;
default:
return vAPI.messaging.UNHANDLED;
}
callback(response);
};
vAPI.messaging.listen('documentBlocked', onMessage);
/******************************************************************************/
})();
/******************************************************************************/
/******************************************************************************/
// channel: scriptlets
(function() {
/******************************************************************************/
var µb = µBlock;
var broadcastTimers = Object.create(null);
/******************************************************************************/
var cosmeticallyFilteredElementCountChanged = function(tabId) {
delete broadcastTimers[tabId + '-cosmeticallyFilteredElementCountChanged'];
var pageStore = µb.pageStoreFromTabId(tabId);
if ( pageStore === null ) {
return;
}
vAPI.messaging.broadcast({
what: 'cosmeticallyFilteredElementCountChanged',
tabId: tabId,
count: pageStore.hiddenElementCount
});
};
/******************************************************************************/
var logCosmeticFilters = function(tabId, details) {
if ( µb.logger.isEnabled() === false ) {
return;
}
var selectors = details.matchedSelectors;
selectors.sort();
for ( var i = 0; i < selectors.length; i++ ) {
µb.logger.writeOne(
tabId,
'cosmetic',
{ source: 'cosmetic', raw: '##' + selectors[i] },
'dom',
details.frameURL,
null,
details.frameHostname
);
}
};
/******************************************************************************/
var onMessage = function(request, sender, callback) {
var tabId = sender && sender.tab ? sender.tab.id : 0;
var pageStore = µb.pageStoreFromTabId(tabId);
// Async
switch ( request.what ) {
default:
break;
}
// Sync
var response;
switch ( request.what ) {
case 'cosmeticallyFilteredElementCount':
if ( pageStore !== null && request.filteredElementCount ) {
pageStore.hiddenElementCount += request.filteredElementCount;
var broadcastKey = tabId + '-cosmeticallyFilteredElementCountChanged';
if ( broadcastTimers[broadcastKey] === undefined ) {
broadcastTimers[broadcastKey] = vAPI.setTimeout(
cosmeticallyFilteredElementCountChanged.bind(null, tabId),
250
);
}
}
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);
/******************************************************************************/
})();
/******************************************************************************/
/******************************************************************************/