зеркало из https://github.com/mozilla/gecko-dev.git
86 строки
3.0 KiB
JavaScript
86 строки
3.0 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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this.EXPORTED_SYMBOLS = ["PrivateBrowsingUtils"];
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Components.utils.import("resource://gre/modules/Services.jsm");
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const kAutoStartPref = "browser.privatebrowsing.autostart";
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// This will be set to true when the PB mode is autostarted from the command
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// line for the current session.
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var gTemporaryAutoStartMode = false;
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const Cc = Components.classes;
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const Ci = Components.interfaces;
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this.PrivateBrowsingUtils = {
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// Rather than passing content windows to this function, please use
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// isBrowserPrivate since it works with e10s.
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isWindowPrivate: function pbu_isWindowPrivate(aWindow) {
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if (!aWindow.isChromeWindow) {
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dump("WARNING: content window passed to PrivateBrowsingUtils.isWindowPrivate. " +
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"Use isContentWindowPrivate instead (but only for frame scripts).\n"
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+ new Error().stack);
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}
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return this.privacyContextFromWindow(aWindow).usePrivateBrowsing;
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},
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// This should be used only in frame scripts.
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isContentWindowPrivate: function pbu_isWindowPrivate(aWindow) {
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return this.privacyContextFromWindow(aWindow).usePrivateBrowsing;
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},
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isBrowserPrivate(aBrowser) {
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let chromeWin = aBrowser.ownerGlobal;
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if (chromeWin.gMultiProcessBrowser || !aBrowser.contentWindow) {
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// In e10s we have to look at the chrome window's private
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// browsing status since the only alternative is to check the
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// content window, which is in another process. If the browser
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// is lazy or is running in windowless configuration then the
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// content window doesn't exist.
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return this.isWindowPrivate(chromeWin);
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}
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return this.privacyContextFromWindow(aBrowser.contentWindow).usePrivateBrowsing;
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},
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privacyContextFromWindow: function pbu_privacyContextFromWindow(aWindow) {
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return aWindow.QueryInterface(Ci.nsIInterfaceRequestor)
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.getInterface(Ci.nsIWebNavigation)
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.QueryInterface(Ci.nsILoadContext);
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},
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addToTrackingAllowlist(aURI) {
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let pbmtpWhitelist = Cc["@mozilla.org/pbm-tp-whitelist;1"]
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.getService(Ci.nsIPrivateBrowsingTrackingProtectionWhitelist);
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pbmtpWhitelist.addToAllowList(aURI);
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},
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removeFromTrackingAllowlist(aURI) {
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let pbmtpWhitelist = Cc["@mozilla.org/pbm-tp-whitelist;1"]
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.getService(Ci.nsIPrivateBrowsingTrackingProtectionWhitelist);
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pbmtpWhitelist.removeFromAllowList(aURI);
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},
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get permanentPrivateBrowsing() {
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try {
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return gTemporaryAutoStartMode ||
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Services.prefs.getBoolPref(kAutoStartPref);
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} catch (e) {
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// The pref does not exist
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return false;
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}
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},
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// These should only be used from internal code
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enterTemporaryAutoStartMode: function pbu_enterTemporaryAutoStartMode() {
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gTemporaryAutoStartMode = true;
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},
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get isInTemporaryAutoStartMode() {
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return gTemporaryAutoStartMode;
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},
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};
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