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nuTensor/platform/firefox/vapi-background.js

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/*******************************************************************************
µBlock - a browser extension to block requests.
Copyright (C) 2014 The µBlock authors
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/uMatrix
*/
/* jshint bitwise: false, boss: true, esnext: true */
/* global self, Components, punycode, µBlock */
// For background page
/******************************************************************************/
(function() {
'use strict';
/******************************************************************************/
// Useful links
//
// https://developer.mozilla.org/en-US/docs/Mozilla/Tech/XPCOM/Reference/Interface
// https://developer.mozilla.org/en-US/docs/Mozilla/JavaScript_code_modules/Services.jsm
/******************************************************************************/
const {classes: Cc, interfaces: Ci, utils: Cu} = Components;
const {Services} = Cu.import('resource://gre/modules/Services.jsm', null);
/******************************************************************************/
var vAPI = self.vAPI = self.vAPI || {};
vAPI.firefox = true;
vAPI.firefoxPre35 = Services.vc.compare(Services.appinfo.platformVersion, '35.0') < 0;
/******************************************************************************/
vAPI.app = {
name: 'uMatrix',
version: location.hash.slice(1)
};
/******************************************************************************/
vAPI.app.start = function() {
};
/******************************************************************************/
vAPI.app.stop = function() {
};
/******************************************************************************/
vAPI.app.restart = function() {
// Listening in bootstrap.js
Cc['@mozilla.org/childprocessmessagemanager;1']
.getService(Ci.nsIMessageSender)
.sendAsyncMessage(location.host + '-restart');
};
/******************************************************************************/
// https://stackoverflow.com/questions/6715571/how-to-get-result-of-console-trace-as-string-in-javascript-with-chrome-or-fire/28118170#28118170
/*
function logStackTrace(msg) {
var stack;
try {
throw new Error('');
}
catch (error) {
stack = error.stack || '';
}
stack = stack.split('\n').map(function(line) { return line.trim(); });
stack.shift();
if ( msg ) {
stack.unshift(msg);
}
console.log(stack.join('\n'));
}
*/
/******************************************************************************/
// List of things that needs to be destroyed when disabling the extension
// Only functions should be added to it
var cleanupTasks = [];
// This must be updated manually, every time a new task is added/removed
// Fixed by github.com/AlexVallat:
// https://github.com/AlexVallat/uBlock/commit/7b781248f00cbe3d61b1cc367c440db80fa06049
// 7 instances of cleanupTasks.push, but one is unique to fennec, and one to desktop.
var expectedNumberOfCleanups = 7;
window.addEventListener('unload', function() {
if ( typeof vAPI.app.onShutdown === 'function' ) {
vAPI.app.onShutdown();
}
for ( var cleanup of cleanupTasks ) {
cleanup();
}
if ( cleanupTasks.length < expectedNumberOfCleanups ) {
console.error(
'uMatrix> Cleanup tasks performed: %s (out of %s)',
cleanupTasks.length,
expectedNumberOfCleanups
);
}
// frameModule needs to be cleared too
var frameModule = {};
Cu.import(vAPI.getURL('frameModule.js'), frameModule);
frameModule.contentObserver.unregister();
Cu.unload(vAPI.getURL('frameModule.js'));
});
/******************************************************************************/
// For now, only booleans.
vAPI.browserSettings = {
originalValues: {},
rememberOriginalValue: function(branch, setting) {
var key = branch + '.' + setting;
if ( this.originalValues.hasOwnProperty(key) ) {
return;
}
var hasUserValue = false;
try {
hasUserValue = Services.prefs.getBranch(branch + '.').prefHasUserValue(setting);
} catch (ex) {
}
this.originalValues[key] = hasUserValue ? this.getBool(branch, setting) : undefined;
},
clear: function(branch, setting) {
var key = branch + '.' + setting;
// Value was not overriden -- nothing to restore
if ( this.originalValues.hasOwnProperty(key) === false ) {
return;
}
var value = this.originalValues[key];
// https://github.com/gorhill/uBlock/issues/292#issuecomment-109621979
// Forget the value immediately, it may change outside of
// uBlock control.
delete this.originalValues[key];
// Original value was a default one
if ( value === undefined ) {
try {
Services.prefs.getBranch(branch + '.').clearUserPref(setting);
} catch (ex) {
}
return;
}
// Current value is same as original
if ( this.getBool(branch, setting) === value ) {
return;
}
// Reset to original value
try {
Services.prefs.getBranch(branch + '.').setBoolPref(setting, value);
} catch (ex) {
}
},
getBool: function(branch, setting) {
try {
return Services.prefs.getBranch(branch + '.').getBoolPref(setting);
} catch (ex) {
}
return undefined;
},
setBool: function(branch, setting, value) {
try {
Services.prefs.getBranch(branch + '.').setBoolPref(setting, value);
} catch (ex) {
}
},
set: function(details) {
var value;
for ( var setting in details ) {
if ( details.hasOwnProperty(setting) === false ) {
continue;
}
switch ( setting ) {
case 'prefetching':
this.rememberOriginalValue('network', 'prefetch-next');
value = !!details[setting];
// https://github.com/gorhill/uBlock/issues/292
// "true" means "do not disable", i.e. leave entry alone
if ( value === true ) {
this.clear('network', 'prefetch-next');
} else {
this.setBool('network', 'prefetch-next', false);
}
break;
case 'hyperlinkAuditing':
this.rememberOriginalValue('browser', 'send_pings');
this.rememberOriginalValue('beacon', 'enabled');
value = !!details[setting];
// https://github.com/gorhill/uBlock/issues/292
// "true" means "do not disable", i.e. leave entry alone
if ( value === true ) {
this.clear('browser', 'send_pings');
this.clear('beacon', 'enabled');
} else {
this.setBool('browser', 'send_pings', false);
this.setBool('beacon', 'enabled', false);
}
break;
case 'webrtcIPAddress':
this.rememberOriginalValue('media.peerconnection', 'enabled');
value = !!details[setting];
if ( value === true ) {
this.clear('media.peerconnection', 'enabled');
} else {
this.setBool('media.peerconnection', 'enabled', false);
}
break;
default:
break;
}
}
},
restoreAll: function() {
var pos;
for ( var key in this.originalValues ) {
if ( this.originalValues.hasOwnProperty(key) === false ) {
continue;
}
pos = key.lastIndexOf('.');
this.clear(key.slice(0, pos), key.slice(pos + 1));
}
}
};
cleanupTasks.push(vAPI.browserSettings.restoreAll.bind(vAPI.browserSettings));
/******************************************************************************/
// API matches that of chrome.storage.local:
// https://developer.chrome.com/extensions/storage
vAPI.storage = (function() {
var db = null;
var vacuumTimer = null;
var close = function() {
if ( vacuumTimer !== null ) {
clearTimeout(vacuumTimer);
vacuumTimer = null;
}
if ( db === null ) {
return;
}
db.asyncClose();
db = null;
};
var open = function() {
if ( db !== null ) {
return db;
}
// Create path
var path = Services.dirsvc.get('ProfD', Ci.nsIFile);
path.append('extension-data');
if ( !path.exists() ) {
path.create(Ci.nsIFile.DIRECTORY_TYPE, parseInt('0774', 8));
}
if ( !path.isDirectory() ) {
throw Error('Should be a directory...');
}
path.append(location.host + '.sqlite');
// Open database
try {
db = Services.storage.openDatabase(path);
if ( db.connectionReady === false ) {
db.asyncClose();
db = null;
}
} catch (ex) {
}
if ( db === null ) {
return null;
}
// Database was opened, register cleanup task
cleanupTasks.push(close);
// Setup database
db.createAsyncStatement('CREATE TABLE IF NOT EXISTS "settings" ("name" TEXT PRIMARY KEY NOT NULL, "value" TEXT);')
.executeAsync();
if ( vacuum !== null ) {
vacuumTimer = vAPI.setTimeout(vacuum, 60000);
}
return db;
};
// https://developer.mozilla.org/en-US/docs/Storage/Performance#Vacuuming_and_zero-fill
// Vacuum only once, and only while idle
var vacuum = function() {
vacuumTimer = null;
if ( db === null ) {
return;
}
var idleSvc = Cc['@mozilla.org/widget/idleservice;1']
.getService(Ci.nsIIdleService);
if ( idleSvc.idleTime < 60000 ) {
vacuumTimer = vAPI.setTimeout(vacuum, 60000);
return;
}
db.createAsyncStatement('VACUUM').executeAsync();
vacuum = null;
};
// Execute a query
var runStatement = function(stmt, callback) {
var result = {};
stmt.executeAsync({
handleResult: function(rows) {
if ( !rows || typeof callback !== 'function' ) {
return;
}
var row;
while ( row = rows.getNextRow() ) {
// we assume that there will be two columns, since we're
// using it only for preferences
result[row.getResultByIndex(0)] = row.getResultByIndex(1);
}
},
handleCompletion: function(reason) {
if ( typeof callback === 'function' && reason === 0 ) {
callback(result);
}
},
handleError: function(error) {
console.error('SQLite error ', error.result, error.message);
// Caller expects an answer regardless of failure.
if ( typeof callback === 'function' ) {
callback(null);
}
}
});
};
var bindNames = function(stmt, names) {
if ( Array.isArray(names) === false || names.length === 0 ) {
return;
}
var params = stmt.newBindingParamsArray();
var i = names.length, bp;
while ( i-- ) {
bp = params.newBindingParams();
bp.bindByName('name', names[i]);
params.addParams(bp);
}
stmt.bindParameters(params);
};
var clear = function(callback) {
if ( open() === null ) {
if ( typeof callback === 'function' ) {
callback();
}
return;
}
runStatement(db.createAsyncStatement('DELETE FROM "settings";'), callback);
};
var getBytesInUse = function(keys, callback) {
if ( typeof callback !== 'function' ) {
return;
}
if ( open() === null ) {
callback(0);
return;
}
var stmt;
if ( Array.isArray(keys) ) {
stmt = db.createAsyncStatement('SELECT "size" AS "size", SUM(LENGTH("value")) FROM "settings" WHERE "name" = :name');
bindNames(keys);
} else {
stmt = db.createAsyncStatement('SELECT "size" AS "size", SUM(LENGTH("value")) FROM "settings"');
}
runStatement(stmt, function(result) {
callback(result.size);
});
};
var read = function(details, callback) {
if ( typeof callback !== 'function' ) {
return;
}
var prepareResult = function(result) {
var key;
for ( key in result ) {
if ( result.hasOwnProperty(key) === false ) {
continue;
}
result[key] = JSON.parse(result[key]);
}
if ( typeof details === 'object' && details !== null ) {
for ( key in details ) {
if ( result.hasOwnProperty(key) === false ) {
result[key] = details[key];
}
}
}
callback(result);
};
if ( open() === null ) {
prepareResult({});
return;
}
var names = [];
if ( details !== null ) {
if ( Array.isArray(details) ) {
names = details;
} else if ( typeof details === 'object' ) {
names = Object.keys(details);
} else {
names = [details.toString()];
}
}
var stmt;
if ( names.length === 0 ) {
stmt = db.createAsyncStatement('SELECT * FROM "settings"');
} else {
stmt = db.createAsyncStatement('SELECT * FROM "settings" WHERE "name" = :name');
bindNames(stmt, names);
}
runStatement(stmt, prepareResult);
};
var remove = function(keys, callback) {
if ( open() === null ) {
if ( typeof callback === 'function' ) {
callback();
}
return;
}
var stmt = db.createAsyncStatement('DELETE FROM "settings" WHERE "name" = :name');
bindNames(stmt, typeof keys === 'string' ? [keys] : keys);
runStatement(stmt, callback);
};
var write = function(details, callback) {
if ( open() === null ) {
if ( typeof callback === 'function' ) {
callback();
}
return;
}
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 ) {
continue;
}
bp = params.newBindingParams();
bp.bindByName('name', key);
bp.bindByName('value', JSON.stringify(details[key]));
params.addParams(bp);
}
if ( params.length === 0 ) {
return;
}
stmt.bindParameters(params);
runStatement(stmt, callback);
};
// Export API
var api = {
QUOTA_BYTES: 100 * 1024 * 1024,
clear: clear,
get: read,
getBytesInUse: getBytesInUse,
remove: remove,
set: write
};
return api;
})();
/******************************************************************************/
var getTabBrowser = function(win) {
return win.gBrowser || null;
};
/******************************************************************************/
var getOwnerWindow = function(target) {
if ( target.ownerDocument ) {
return target.ownerDocument.defaultView;
}
return null;
};
/******************************************************************************/
vAPI.isBehindTheSceneTabId = function(tabId) {
return tabId.toString() === '-1';
};
vAPI.noTabId = '-1';
/******************************************************************************/
vAPI.tabs = {};
/******************************************************************************/
vAPI.tabs.registerListeners = function() {
tabWatcher.start();
};
/******************************************************************************/
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);
var windows = this.getWindows();
callback({
id: tabId,
index: tabWatcher.indexFromTarget(browser),
windowId: windows.indexOf(win),
active: browser === tabBrowser.selectedBrowser,
url: browser.currentURI.asciiSpec,
title: browser.contentTitle
});
};
/******************************************************************************/
vAPI.tabs.getAllSync = function(window) {
var win, tab;
var tabs = [];
for ( win of this.getWindows() ) {
if ( window && window !== win ) {
continue;
}
var tabBrowser = getTabBrowser(win);
if ( tabBrowser === null ) {
continue;
}
for ( tab of tabBrowser.tabs ) {
tabs.push(tab);
}
}
return tabs;
};
/******************************************************************************/
vAPI.tabs.getAll = function(callback) {
var tabs = [], tab;
for ( var browser of tabWatcher.browsers() ) {
tab = tabWatcher.tabFromBrowser(browser);
if ( tab === null ) {
continue;
}
if ( tab.hasAttribute('pending') ) {
continue;
}
tabs.push({
id: tabWatcher.tabIdFromTarget(browser),
url: browser.currentURI.asciiSpec
});
}
callback(tabs);
};
/******************************************************************************/
vAPI.tabs.getWindows = function() {
var winumerator = Services.wm.getEnumerator('navigator:browser');
var windows = [];
while ( winumerator.hasMoreElements() ) {
var win = winumerator.getNext();
if ( !win.closed ) {
windows.push(win);
}
}
return windows;
};
/******************************************************************************/
// 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.getAllSync() ) {
var browser = tabWatcher.browserFromTarget(tab);
// Or simply .equals if we care about the fragment
if ( URI.equalsExceptRef(browser.currentURI) === false ) {
continue;
}
this.select(tab);
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 = Services.wm.getMostRecentWindow('navigator:browser');
var tabBrowser = getTabBrowser(win);
// Open in a standalone window
if ( details.popup === true ) {
Services.ww.openWindow(
self,
details.url,
null,
'menubar=no,toolbar=no,location=no,resizable=yes',
null
);
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(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);
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);
}
};
/******************************************************************************/
// 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]
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) {
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(target) {
if ( !target ) {
return null;
}
if ( vAPI.fennec ) {
if ( target.browser ) { // target is a tab
target = target.browser;
}
} else if ( target.linkedPanel ) { // target is a tab
target = target.linkedBrowser;
}
if ( target.localName !== 'browser' ) {
return null;
}
return target;
};
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 = Services.wm.getMostRecentWindow('navigator:browser');
// https://github.com/gorhill/uBlock/issues/399
// getTabBrowser() can return null at browser launch time.
var tabBrowser = getTabBrowser(win);
if ( tabBrowser === null ) {
return 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);
}
};
// 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 locationChangedMessageName = location.host + ':locationChanged';
var onLocationChanged = function(e) {
var vapi = vAPI;
var details = e.data;
// Ignore notifications related to our popup
if ( details.url.lastIndexOf(vapi.getURL('popup.html'), 0) === 0 ) {
return;
}
var browser = e.target;
var tabId = tabIdFromTarget(browser);
if ( tabId === vapi.noTabId ) {
return;
}
//console.debug("nsIWebProgressListener: onLocationChange: " + details.url + " (" + details.flags + ")");
// 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,
});
};
var attachToTabBrowser = function(window) {
var tabBrowser = getTabBrowser(window);
if ( !tabBrowser ) {
return false;
}
var tabContainer = tabBrowser.tabContainer;
if ( !tabContainer ) {
return true;
}
vAPI.contextMenu.register(window.document);
if ( typeof vAPI.toolbarButton.attachToNewWindow === 'function' ) {
vAPI.toolbarButton.attachToNewWindow(window);
}
tabContainer.addEventListener('TabOpen', onOpen);
tabContainer.addEventListener('TabShow', onShow);
tabContainer.addEventListener('TabClose', onClose);
tabContainer.addEventListener('TabSelect', onSelect);
return true;
};
var onWindowLoad = function(ev) {
if ( ev ) {
this.removeEventListener(ev.type, onWindowLoad);
}
var wintype = this.document.documentElement.getAttribute('windowtype');
if ( wintype !== 'navigator:browser' ) {
return;
}
// On some platforms, the tab browser isn't immediately available,
// try waiting a bit if this happens.
var win = this;
if ( attachToTabBrowser(win) === false ) {
vAPI.setTimeout(attachToTabBrowser.bind(null, win), 250);
}
};
var onWindowUnload = function() {
vAPI.contextMenu.unregister(this.document);
this.removeEventListener('DOMContentLoaded', onWindowLoad);
var tabBrowser = getTabBrowser(this);
if ( !tabBrowser ) {
return;
}
var tabContainer = null;
if ( tabBrowser.tabContainer ) {
tabContainer = tabBrowser.tabContainer;
}
if ( tabContainer ) {
tabContainer.removeEventListener('TabOpen', onOpen);
tabContainer.removeEventListener('TabShow', onShow);
tabContainer.removeEventListener('TabClose', onClose);
tabContainer.removeEventListener('TabSelect', onSelect);
}
var browser, URI, tabId;
for ( var tab of tabBrowser.tabs ) {
browser = tabWatcher.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(this));
}
browser = browserFromTarget(tab);
tabId = browserToTabIdMap.get(browser);
if ( tabId !== undefined ) {
removeBrowserEntry(tabId, browser);
tabIdToBrowserMap.delete(tabId);
}
browserToTabIdMap.delete(browser);
}
};
// https://developer.mozilla.org/en-US/docs/Mozilla/Tech/XPCOM/Reference/Interface/nsIWindowWatcher
var windowWatcher = {
observe: function(win, topic) {
if ( topic === 'domwindowopened' ) {
win.addEventListener('DOMContentLoaded', onWindowLoad);
return;
}
if ( topic === 'domwindowclosed' ) {
onWindowUnload.call(win);
return;
}
}
};
// Initialize map with existing active tabs
var start = function() {
var tabBrowser, tab;
for ( var win of vAPI.tabs.getWindows() ) {
onWindowLoad.call(win);
tabBrowser = getTabBrowser(win);
if ( tabBrowser === null ) {
continue;
}
for ( tab of tabBrowser.tabs ) {
if ( vAPI.fennec || !tab.hasAttribute('pending') ) {
tabIdFromTarget(tab);
}
}
}
vAPI.messaging.globalMessageManager.addMessageListener(
locationChangedMessageName,
onLocationChanged
);
Services.ww.registerNotification(windowWatcher);
};
var stop = function() {
vAPI.messaging.globalMessageManager.removeMessageListener(
locationChangedMessageName,
onLocationChanged
);
Services.ww.unregisterNotification(windowWatcher);
for ( var win of vAPI.tabs.getWindows() ) {
onWindowUnload.call(win);
}
browserToTabIdMap.clear();
tabIdToBrowserMap.clear();
};
cleanupTasks.push(stop);
return {
browsers: function() { return browserToTabIdMap.keys(); },
browserFromTabId: browserFromTabId,
browserFromTarget: browserFromTarget,
currentBrowser: currentBrowser,
indexFromTarget: indexFromTarget,
start: start,
tabFromBrowser: tabFromBrowser,
tabIdFromTarget: tabIdFromTarget
};
})();
/******************************************************************************/
vAPI.setIcon = function(tabId, iconId, badge) {
// If badge is undefined, then setIcon was called from the TabSelect event
var win;
if ( badge === undefined ) {
win = iconId;
} else {
win = Services.wm.getMostRecentWindow('navigator:browser');
}
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: iconId };
}
if ( tabId === curTabId ) {
tb.updateState(win, tabId);
}
};
/******************************************************************************/
vAPI.messaging = {
get globalMessageManager() {
return Cc['@mozilla.org/globalmessagemanager;1']
.getService(Ci.nsIMessageListenerManager);
},
frameScript: 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({target, data}) {
var messageManager = target.messageManager;
if ( !messageManager ) {
// Message came from a popup, and its message manager is not usable.
// So instead we broadcast to the parent window.
messageManager = getOwnerWindow(
target.webNavigation.QueryInterface(Ci.nsIDocShell).chromeEventHandler
).messageManager;
}
var channelNameRaw = data.channelName;
var pos = channelNameRaw.indexOf('|');
var channelName = channelNameRaw.slice(pos + 1);
var callback = vAPI.messaging.NOOPFUNC;
if ( data.requestId !== undefined ) {
callback = CallbackWrapper.factory(
messageManager,
channelName,
channelNameRaw.slice(0, pos),
data.requestId
).callback;
}
var sender = {
tab: {
id: tabWatcher.tabIdFromTarget(target)
}
};
// Specific handler
var r = vAPI.messaging.UNHANDLED;
var listener = vAPI.messaging.listeners[channelName];
if ( typeof listener === 'function' ) {
r = listener(data.msg, sender, callback);
}
if ( r !== vAPI.messaging.UNHANDLED ) {
return;
}
// Default handler
r = vAPI.messaging.defaultHandler(data.msg, sender, callback);
if ( r !== vAPI.messaging.UNHANDLED ) {
return;
}
console.error('uMatrix> messaging > unknown request: %o', data);
// Unhandled:
// 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.frameScript, true);
cleanupTasks.push(function() {
var gmm = vAPI.messaging.globalMessageManager;
gmm.removeDelayedFrameScript(vAPI.messaging.frameScript);
gmm.removeMessageListener(
location.host + ':background',
vAPI.messaging.onMessage
);
});
};
/******************************************************************************/
vAPI.messaging.broadcast = function(message) {
this.globalMessageManager.broadcastAsyncMessage(
location.host + ':broadcast',
JSON.stringify({broadcast: true, msg: message})
);
};
/******************************************************************************/
// This allows to avoid creating a closure for every single message which
// expects an answer. Having a closure created each time a message is processed
// has been always bothering me. Another benefit of the implementation here
// is to reuse the callback proxy object, so less memory churning.
//
// https://developers.google.com/speed/articles/optimizing-javascript
// "Creating a closure is significantly slower then creating an inner
// function without a closure, and much slower than reusing a static
// function"
//
// http://hacksoflife.blogspot.ca/2015/01/the-four-horsemen-of-performance.html
// "the dreaded 'uniformly slow code' case where every function takes 1%
// of CPU and you have to make one hundred separate performance optimizations
// to improve performance at all"
//
// http://jsperf.com/closure-no-closure/2
var CallbackWrapper = function(messageManager, channelName, listenerId, requestId) {
this.callback = this.proxy.bind(this); // bind once
this.init(messageManager, channelName, listenerId, requestId);
};
CallbackWrapper.junkyard = [];
CallbackWrapper.factory = function(messageManager, channelName, listenerId, requestId) {
var wrapper = CallbackWrapper.junkyard.pop();
if ( wrapper ) {
wrapper.init(messageManager, channelName, listenerId, requestId);
return wrapper;
}
return new CallbackWrapper(messageManager, channelName, listenerId, requestId);
};
CallbackWrapper.prototype.init = function(messageManager, channelName, listenerId, requestId) {
this.messageManager = messageManager;
this.channelName = channelName;
this.listenerId = listenerId;
this.requestId = requestId;
};
CallbackWrapper.prototype.proxy = function(response) {
var message = JSON.stringify({
requestId: this.requestId,
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.channelName =
this.requestId =
this.listenerId = null;
CallbackWrapper.junkyard.push(this);
};
/******************************************************************************/
var httpRequestHeadersFactory = function(channel) {
var entry = httpRequestHeadersFactory.junkyard.pop();
if ( entry ) {
return entry.init(channel);
}
return new HTTPRequestHeaders(channel);
};
httpRequestHeadersFactory.junkyard = [];
var HTTPRequestHeaders = function(channel) {
this.init(channel);
};
HTTPRequestHeaders.prototype.init = function(channel) {
this.channel = channel;
return this;
};
HTTPRequestHeaders.prototype.dispose = function() {
this.channel = null;
httpRequestHeadersFactory.junkyard.push(this);
};
HTTPRequestHeaders.prototype.getHeader = function(name) {
try {
return this.channel.getRequestHeader(name);
} catch (e) {
}
return '';
};
HTTPRequestHeaders.prototype.setHeader = function(name, newValue, create) {
var oldValue = this.getHeader(name);
if ( newValue === oldValue ) {
return false;
}
if ( oldValue === '' && create !== true ) {
return false;
}
this.channel.setRequestHeader(name, newValue, false);
return true;
};
/******************************************************************************/
var httpObserver = {
classDescription: 'net-channel-event-sinks for ' + location.host,
classID: Components.ID('{5d2e2797-6d68-42e2-8aeb-81ce6ba16b95}'),
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
frameTypeMap: {
6: 'main_frame',
7: 'sub_frame'
},
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',
21: 'image'
},
mimeTypeMap: {
'audio': 15,
'video': 15
},
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();
// https://developer.mozilla.org/en/docs/Observer_Notifications#HTTP_requests
Services.obs.addObserver(this, 'http-on-opening-request', true);
Services.obs.addObserver(this, 'http-on-modify-request', true);
Services.obs.addObserver(this, 'http-on-examine-response', true);
Services.obs.addObserver(this, 'http-on-examine-cached-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('uMatrix> 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-modify-request');
Services.obs.removeObserver(this, 'http-on-examine-response');
Services.obs.removeObserver(this, 'http-on-examine-cached-response');
this.componentRegistrar.unregisterFactory(this.classID, this);
this.categoryManager.deleteCategoryEntry(
'net-channel-event-sinks',
this.contractID,
false
);
},
PendingRequest: function() {
this.rawType = 0;
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();
}
},
createPendingRequest: function(url) {
var bucket;
var i = this.pendingWritePointer;
this.pendingWritePointer = i + 1 & 31;
var preq = this.pendingRingBuffer[i];
// Cleanup unserviced pending request
if ( preq._key !== '' ) {
bucket = this.pendingURLToIndex.get(preq._key);
if ( Array.isArray(bucket) ) {
// Assuming i in array
var pos = bucket.indexOf(i);
bucket.splice(pos, 1);
if ( bucket.length === 1 ) {
this.pendingURLToIndex.set(preq._key, bucket[0]);
}
} else if ( typeof bucket === 'number' ) {
// Assuming bucket === i
this.pendingURLToIndex.delete(preq._key);
}
}
// Would be much simpler if a url could not appear more than once.
bucket = this.pendingURLToIndex.get(url);
if ( bucket === undefined ) {
this.pendingURLToIndex.set(url, i);
} else if ( Array.isArray(bucket) ) {
bucket = bucket.push(i);
} else {
bucket = [bucket, i];
}
preq._key = url;
return preq;
},
lookupPendingRequest: function(url) {
var i = this.pendingURLToIndex.get(url);
if ( i === undefined ) {
return null;
}
if ( Array.isArray(i) ) {
var bucket = i;
i = bucket.shift();
if ( bucket.length === 1 ) {
this.pendingURLToIndex.set(url, bucket[0]);
}
} else {
this.pendingURLToIndex.delete(url);
}
var preq = this.pendingRingBuffer[i];
preq._key = ''; // mark as "serviced"
return preq;
},
handleRequest: function(channel, URI, tabId, rawType) {
var type = this.typeMap[rawType] || 'other';
var onBeforeRequest = vAPI.net.onBeforeRequest;
if ( onBeforeRequest.types && onBeforeRequest.types.has(type) === false ) {
return false;
}
var result = onBeforeRequest.callback({
hostname: URI.asciiHost,
parentFrameId: type === 'main_frame' ? -1 : 0,
tabId: tabId,
type: type,
url: URI.asciiSpec
});
if ( typeof result !== 'object' ) {
return false;
}
channel.cancel(this.ABORT);
return true;
},
handleRequestHeaders: function(channel, URI, tabId, rawType) {
var type = this.typeMap[rawType] || 'other';
var onBeforeSendHeaders = vAPI.net.onBeforeSendHeaders;
if ( onBeforeSendHeaders.types && onBeforeSendHeaders.types.has(type) === false ) {
return;
}
var requestHeaders = httpRequestHeadersFactory(channel);
onBeforeSendHeaders.callback({
hostname: URI.asciiHost,
parentFrameId: type === 'main_frame' ? -1 : 0,
requestHeaders: requestHeaders,
tabId: tabId,
type: type,
url: URI.asciiSpec
});
requestHeaders.dispose();
},
channelDataFromChannel: function(channel) {
if ( channel instanceof Ci.nsIWritablePropertyBag ) {
try {
return channel.getProperty(this.REQDATAKEY);
} catch (ex) {
}
}
return null;
},
// https://github.com/gorhill/uMatrix/issues/165
// https://developer.mozilla.org/en-US/Firefox/Releases/3.5/Updating_extensions#Getting_a_load_context_from_a_request
// Not sure `umatrix:shouldLoad` is still needed, uMatrix does not
// care about embedded frames topography.
// Also:
// https://developer.mozilla.org/en-US/Firefox/Multiprocess_Firefox/Limitations_of_chrome_scripts
tabIdFromChannel: function(channel) {
var aWindow;
if ( channel.notificationCallbacks ) {
try {
var loadContext = channel
.notificationCallbacks
.getInterface(Ci.nsILoadContext);
if ( loadContext.topFrameElement ) {
return tabWatcher.tabIdFromTarget(loadContext.topFrameElement);
}
aWindow = loadContext.associatedWindow;
} catch (ex) {
//console.error(ex);
}
}
try {
if ( !aWindow && channel.loadGroup && channel.loadGroup.notificationCallbacks ) {
aWindow = channel
.loadGroup
.notificationCallbacks
.getInterface(Ci.nsILoadContext)
.associatedWindow;
}
if ( aWindow ) {
return tabWatcher.tabIdFromTarget(
aWindow
.getInterface(Ci.nsIWebNavigation)
.QueryInterface(Ci.nsIDocShell)
.rootTreeItem
.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIDOMWindow)
.gBrowser
.getBrowserForContentWindow(aWindow)
);
}
} catch (ex) {
//console.error(ex);
}
return vAPI.noTabId;
},
rawtypeFromContentType: function(channel) {
var mime = channel.contentType;
if ( !mime ) {
return 0;
}
var pos = mime.indexOf('/');
if ( pos === -1 ) {
pos = mime.length;
}
return this.mimeTypeMap[mime.slice(0, pos)] || 0;
},
observe: function(channel, topic) {
if ( channel instanceof Ci.nsIHttpChannel === false ) {
return;
}
var URI = channel.URI;
var channelData;
if (
topic === 'http-on-examine-response' ||
topic === 'http-on-examine-cached-response'
) {
channelData = this.channelDataFromChannel(channel);
if ( channelData === null ) {
return;
}
var type = this.frameTypeMap[channelData[1]];
if ( !type ) {
return;
}
topic = 'Content-Security-Policy';
var result;
try {
result = channel.getResponseHeader(topic);
} catch (ex) {
result = null;
}
result = vAPI.net.onHeadersReceived.callback({
hostname: URI.asciiHost,
parentFrameId: type === 'main_frame' ? -1 : 0,
responseHeaders: result ? [{name: topic, value: result}] : [],
tabId: channelData[0],
type: type,
url: URI.asciiSpec
});
if ( result ) {
channel.setResponseHeader(
topic,
result.responseHeaders.pop().value,
true
);
}
return;
}
if ( topic === 'http-on-modify-request' ) {
channelData = this.channelDataFromChannel(channel);
if ( channelData === null ) {
return;
}
this.handleRequestHeaders(channel, URI, channelData[0], channelData[1]);
return;
}
// http-on-opening-request
var tabId, rawType;
var pendingRequest = this.lookupPendingRequest(URI.asciiSpec);
if ( pendingRequest !== null ) {
tabId = pendingRequest.tabId;
rawType = pendingRequest.rawType;
} else {
tabId = this.tabIdFromChannel(channel);
rawType = channel.loadInfo && channel.loadInfo.contentPolicyType || 1;
}
if ( this.handleRequest(channel, URI, tabId, rawType) ) {
return;
}
if ( channel instanceof Ci.nsIWritablePropertyBag === false ) {
return;
}
// Carry data for behind-the-scene redirects
channel.setProperty(this.REQDATAKEY, [tabId, 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.handleRequest(newChannel, URI, channelData[0], channelData[1]) ) {
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() {
this.onBeforeRequest.types = this.onBeforeRequest.types ?
new Set(this.onBeforeRequest.types) :
null;
this.onBeforeSendHeaders.types = this.onBeforeSendHeaders.types ?
new Set(this.onBeforeSendHeaders.types) :
null;
var shouldLoadListenerMessageName = location.host + ':shouldLoad';
var shouldLoadListener = function(e) {
var details = e.data;
var pendingReq = httpObserver.createPendingRequest(details.url);
pendingReq.rawType = details.rawType;
pendingReq.tabId = tabWatcher.tabIdFromTarget(e.target);
};
// https://github.com/gorhill/uMatrix/issues/200
// We need this only for Firefox 34 and less: the tab id is derived from
// the origin of the message.
if ( vAPI.firefoxPre35 ) {
vAPI.messaging.globalMessageManager.addMessageListener(
shouldLoadListenerMessageName,
shouldLoadListener
);
}
httpObserver.register();
cleanupTasks.push(function() {
if ( vAPI.firefoxPre35 ) {
vAPI.messaging.globalMessageManager.removeMessageListener(
shouldLoadListenerMessageName,
shouldLoadListener
);
}
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: ''
};
/******************************************************************************/
// 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);
var iconId = icon && icon.img ? icon.img : 'off';
icon = 'url(' + vAPI.getURL('img/browsericons/icon19-' + iconId + '.png') + ')';
button.style.listStyleImage = icon;
};
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 scrollBarWidth = 0;
var resizeTimer = null;
var resizePopupDelayed = function(attempts) {
if ( resizeTimer !== null ) {
return;
}
// Sanity check
attempts = (attempts || 0) + 1;
if ( attempts > 1/*000*/ ) {
console.error('uMatrix> 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';
// We set a limit for height
var height = Math.min(body.clientHeight, 600);
// https://github.com/chrisaljoudi/uBlock/issues/730
// Voodoo programming: this recipe works
panel.style.setProperty('height', height + 'px');
iframe.style.setProperty('height', height + 'px');
// Adjust width for presence/absence of vertical scroll bar which may
// have appeared as a result of last operation.
var contentWindow = iframe.contentWindow;
var width = body.clientWidth;
if ( contentWindow.scrollMaxY !== 0 ) {
width += scrollBarWidth;
}
panel.style.setProperty('width', width + 'px');
// scrollMaxX should always be zero once we know the scrollbar width
if ( contentWindow.scrollMaxX !== 0 ) {
scrollBarWidth = contentWindow.scrollMaxX;
width += scrollBarWidth;
panel.style.setProperty('width', width + 'px');
}
if ( iframe.clientHeight !== height || panel.clientWidth !== width ) {
resizePopupDelayed(attempts);
return;
}
};
var onResizeRequested = function() {
var body = iframe.contentDocument.body;
if ( body.getAttribute('data-resize-popup') !== 'true' ) {
return;
}
body.removeAttribute('data-resize-popup');
resizePopupDelayed();
};
var onPopupReady = function() {
var win = this.contentWindow;
if ( !win || win.location.host !== location.host ) {
return;
}
if ( typeof tbb.onBeforePopupReady === 'function' ) {
tbb.onBeforePopupReady.call(this);
}
var mutationObserver = new win.MutationObserver(onResizeRequested);
mutationObserver.observe(win.document.body, {
attributes: true,
attributeFilter: [ 'data-resize-popup' ]
});
};
iframe.addEventListener('DOMContentLoaded', 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 = 'umatrix-legacy-button'; // NOTE: must match legacy-toolbar-button.css
tbb.viewId = tbb.id + '-panel';
var sss = null;
var styleSheetUri = null;
var addLegacyToolbarButton = function(window) {
var document = window.document;
var toolbox = document.getElementById('navigator-toolbox') || document.getElementById('mail-toolbox');
if ( !toolbox ) {
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 ) {
vAPI.setTimeout(function() {
if ( toolbox.palette ) {
addLegacyToolbarButton(window);
}
}, 250);
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);
palette.appendChild(toolbarButton);
tbb.closePopup = function() {
toolbarButtonPanel.hidePopup();
};
// 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!)
var toolbar;
if ( !vAPI.localStorage.getBool('legacyToolbarButtonAdded') ) {
vAPI.localStorage.setBool('legacyToolbarButtonAdded', 'true');
toolbar = document.getElementById('nav-bar');
if ( toolbar === null ) {
return;
}
// https://github.com/gorhill/uBlock/issues/264
// Find a child customizable palette, if any.
toolbar = toolbar.querySelector('.customization-target') || toolbar;
toolbar.appendChild(toolbarButton);
toolbar.setAttribute('currentset', toolbar.currentSet);
document.persist(toolbar.id, 'currentset');
return;
}
// 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 ( toolbar of toolbars ) {
var currentsetString = toolbar.getAttribute('currentset');
if ( !currentsetString ) {
continue;
}
var currentset = currentsetString.split(',');
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 = document.getElementById(currentset[i]);
if ( before === null ) {
continue;
}
toolbar.insertItem(tbb.id, before);
break;
}
if ( before === null ) {
toolbar.insertItem(tbb.id);
}
}
};
var onPopupCloseRequested = function({target}) {
if ( typeof tbb.closePopup === 'function' ) {
tbb.closePopup(target);
}
};
var shutdown = function() {
for ( var win of vAPI.tabs.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 vAPI.tabs.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/icon19-off.png'),
');',
'}',
'#' + this.id + ' {',
'list-style-image: url(',
vAPI.getURL('img/browsericons/icon19.png'),
');',
'}',
'#' + 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: #000;',
'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: #000',
'color: #fff'
].join(';');
var updateBadgeStyle = function() {
for ( var win of vAPI.tabs.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 vAPI.tabs.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() {
CustomizableUI.removeListener(CUIEvents);
CustomizableUI.destroyWidget(tbb.id);
for ( var win of vAPI.tabs.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
);
};
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/icon19-off.png'),
');',
'}',
'#' + this.id + ' {',
'list-style-image: url(',
vAPI.getURL('img/browsericons/icon19-19.png'),
');',
'}',
'#' + 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.hidden = true;
return;
}
var ctx = vAPI.contextMenu.contexts;
if ( !ctx ) {
menuitem.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.hidden = false;
return;
}
if ( gContextMenu[ctxMap[context]] ) {
menuitem.hidden = false;
return;
}
}
menuitem.hidden = true;
};
/******************************************************************************/
vAPI.contextMenu.register = function(doc) {
if ( !this.menuItemId ) {
return;
}
var contextMenu = doc.getElementById('contentAreaContextMenu');
var menuitem = doc.createElement('menuitem');
menuitem.setAttribute('id', this.menuItemId);
menuitem.setAttribute('label', this.menuLabel);
menuitem.setAttribute('image', vAPI.getURL('img/browsericons/icon19-19.png'));
menuitem.setAttribute('class', 'menuitem-iconic');
menuitem.addEventListener('command', this.onCommand);
contextMenu.addEventListener('popupshowing', this.displayMenuItem);
contextMenu.insertBefore(menuitem, doc.getElementById('inspect-separator'));
};
/******************************************************************************/
vAPI.contextMenu.unregister = function(doc) {
if ( !this.menuItemId ) {
return;
}
var menuitem = doc.getElementById(this.menuItemId);
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.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 vAPI.tabs.getWindows() ) {
this.register(win.document);
}
};
/******************************************************************************/
vAPI.contextMenu.remove = function() {
for ( var win of vAPI.tabs.getWindows() ) {
this.unregister(win.document);
}
this.menuItemId = null;
this.menuLabel = null;
this.contexts = null;
this.onCommand = null;
};
/******************************************************************************/
/******************************************************************************/
var optionsObserver = {
addonId: 'uMatrix@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, 'showLoggerButton', '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() {
for ( var browser of tabWatcher.browsers() ) {
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;
};
/******************************************************************************/
/******************************************************************************/
vAPI.browserData = {};
/******************************************************************************/
// https://developer.mozilla.org/en-US/docs/HTTP_Cache
vAPI.browserData.clearCache = function(callback) {
// PURGE_DISK_DATA_ONLY:1
// PURGE_DISK_ALL:2
// PURGE_EVERYTHING:3
// However I verified that not argument does clear the cache data.
Services.cache2.clear();
if ( typeof callback === 'function' ) {
callback();
}
};
/******************************************************************************/
vAPI.browserData.clearOrigin = function(/* domain */) {
// TODO
};
/******************************************************************************/
/******************************************************************************/
// https://developer.mozilla.org/en-US/docs/Mozilla/Tech/XPCOM/Reference/Interface/nsICookieManager2
// https://developer.mozilla.org/en-US/docs/Mozilla/Tech/XPCOM/Reference/Interface/nsICookie2
// https://developer.mozilla.org/en-US/docs/Observer_Notifications#Cookies
vAPI.cookies = {};
/******************************************************************************/
vAPI.cookies.CookieEntry = function(ffCookie) {
this.domain = ffCookie.host;
this.name = ffCookie.name;
this.path = ffCookie.path;
this.secure = ffCookie.isSecure === true;
this.session = ffCookie.expires === 0;
this.value = ffCookie.value;
};
/******************************************************************************/
vAPI.cookies.start = function() {
Services.obs.addObserver(this, 'cookie-changed', false);
Services.obs.addObserver(this, 'private-cookie-changed', false);
cleanupTasks.push(this.stop.bind(this));
};
/******************************************************************************/
vAPI.cookies.stop = function() {
Services.obs.removeObserver(this, 'cookie-changed');
Services.obs.removeObserver(this, 'private-cookie-changed');
};
/******************************************************************************/
vAPI.cookies.observe = function(subject, topic, reason) {
//if ( topic !== 'cookie-changed' && topic !== 'private-cookie-changed' ) {
// return;
//}
if ( reason === 'deleted' || subject instanceof Ci.nsICookie2 === false ) {
return;
}
if ( typeof this.onChanged === 'function' ) {
this.onChanged(new this.CookieEntry(subject));
}
};
/******************************************************************************/
// Meant and expected to be asynchronous.
vAPI.cookies.getAll = function(callback) {
if ( typeof callback !== 'function' ) {
return;
}
var onAsync = function() {
var out = [];
var enumerator = Services.cookies.enumerator;
var ffcookie;
while ( enumerator.hasMoreElements() ) {
ffcookie = enumerator.getNext();
if ( ffcookie instanceof Ci.nsICookie ) {
out.push(new this.CookieEntry(ffcookie));
}
}
callback(out);
};
vAPI.setTimeout(onAsync.bind(this), 0);
};
/******************************************************************************/
vAPI.cookies.remove = function(details, callback) {
var uri = Services.io.newURI(details.url, null, null);
var cookies = Services.cookies;
cookies.remove(uri.asciiHost, details.name, uri.path, false);
cookies.remove( '.' + uri.asciiHost, details.name, uri.path, false);
if ( typeof callback === 'function' ) {
callback({
domain: uri.asciiHost,
name: details.name,
path: uri.path
});
}
};
/******************************************************************************/
/******************************************************************************/
})();
/******************************************************************************/