The Tor Browser: toolkit/modules/PrivateBrowsingUtils.jsm@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this file,

     3  * You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 this.EXPORTED_SYMBOLS = ["PrivateBrowsingUtils"];

     7 Components.utils.import("resource://gre/modules/Services.jsm");

     9 const kAutoStartPref = "browser.privatebrowsing.autostart";

    11 // This will be set to true when the PB mode is autostarted from the command

    12 // line for the current session.

    13 let gTemporaryAutoStartMode = false;

    15 const Cc = Components.classes;

    16 const Ci = Components.interfaces;

    18 this.PrivateBrowsingUtils = {

    19   isWindowPrivate: function pbu_isWindowPrivate(aWindow) {

    20     return this.privacyContextFromWindow(aWindow).usePrivateBrowsing;

    21   },

    23   privacyContextFromWindow: function pbu_privacyContextFromWindow(aWindow) {

    24     return aWindow.QueryInterface(Ci.nsIInterfaceRequestor)

    25                   .getInterface(Ci.nsIWebNavigation)

    26                   .QueryInterface(Ci.nsILoadContext);

    27   },

    29   get permanentPrivateBrowsing() {

    30     try {

    31       return gTemporaryAutoStartMode ||

    32              Services.prefs.getBoolPref(kAutoStartPref);

    33     } catch (e) {

    34       // The pref does not exist

    35       return false;

    36     }

    37   },

    39   // These should only be used from internal code

    40   enterTemporaryAutoStartMode: function pbu_enterTemporaryAutoStartMode() {

    41     gTemporaryAutoStartMode = true;

    42   },

    43   get isInTemporaryAutoStartMode() {

    44     return gTemporaryAutoStartMode;

    45   },

    47   whenHiddenPrivateWindowReady: function pbu_whenHiddenPrivateWindowReady(cb) {

    48     Components.utils.import("resource://gre/modules/Timer.jsm");

    50     let win = Services.appShell.hiddenPrivateDOMWindow;

    51     function isNotLoaded() {

    52       return ["complete", "interactive"].indexOf(win.document.readyState) == -1;

    53     }

    54     if (isNotLoaded()) {

    55       setTimeout(function poll() {

    56         if (isNotLoaded()) {

    57           setTimeout(poll, 100);

    58           return;

    59         }

    60         cb(Services.appShell.hiddenPrivateDOMWindow);

    61       }, 4);

    62     } else {

    63       cb(Services.appShell.hiddenPrivateDOMWindow);

    64     }

    65   }

    66 };

The Tor Browser / file revision