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fune/browser/base/content/browser.js
Narcis Beleuzu 2b0d2dd8e7 Merge autoland to mozilla-central. a=merge
2019-10-22 00:50:23 +03:00

9593 lines
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JavaScript
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/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
var { XPCOMUtils } = ChromeUtils.import(
"resource://gre/modules/XPCOMUtils.jsm"
);
var { Services } = ChromeUtils.import("resource://gre/modules/Services.jsm");
var { AppConstants } = ChromeUtils.import(
"resource://gre/modules/AppConstants.jsm"
);
ChromeUtils.import("resource://gre/modules/NotificationDB.jsm");
// lazy module getters
XPCOMUtils.defineLazyModuleGetters(this, {
AddonManager: "resource://gre/modules/AddonManager.jsm",
AMTelemetry: "resource://gre/modules/AddonManager.jsm",
NewTabPagePreloading: "resource:///modules/NewTabPagePreloading.jsm",
BrowserUsageTelemetry: "resource:///modules/BrowserUsageTelemetry.jsm",
BrowserUtils: "resource://gre/modules/BrowserUtils.jsm",
BrowserWindowTracker: "resource:///modules/BrowserWindowTracker.jsm",
CFRPageActions: "resource://activity-stream/lib/CFRPageActions.jsm",
CharsetMenu: "resource://gre/modules/CharsetMenu.jsm",
Color: "resource://gre/modules/Color.jsm",
ContentSearch: "resource:///modules/ContentSearch.jsm",
ContextualIdentityService:
"resource://gre/modules/ContextualIdentityService.jsm",
CustomizableUI: "resource:///modules/CustomizableUI.jsm",
Deprecated: "resource://gre/modules/Deprecated.jsm",
DownloadsCommon: "resource:///modules/DownloadsCommon.jsm",
DownloadUtils: "resource://gre/modules/DownloadUtils.jsm",
E10SUtils: "resource://gre/modules/E10SUtils.jsm",
ExtensionsUI: "resource:///modules/ExtensionsUI.jsm",
HomePage: "resource:///modules/HomePage.jsm",
LightweightThemeConsumer:
"resource://gre/modules/LightweightThemeConsumer.jsm",
Log: "resource://gre/modules/Log.jsm",
LoginHelper: "resource://gre/modules/LoginHelper.jsm",
LoginManagerParent: "resource://gre/modules/LoginManagerParent.jsm",
MigrationUtils: "resource:///modules/MigrationUtils.jsm",
NetUtil: "resource://gre/modules/NetUtil.jsm",
NewTabUtils: "resource://gre/modules/NewTabUtils.jsm",
OpenInTabsUtils: "resource:///modules/OpenInTabsUtils.jsm",
PageActions: "resource:///modules/PageActions.jsm",
PageThumbs: "resource://gre/modules/PageThumbs.jsm",
PanelMultiView: "resource:///modules/PanelMultiView.jsm",
PanelView: "resource:///modules/PanelMultiView.jsm",
PermitUnloader: "resource://gre/actors/BrowserElementParent.jsm",
PictureInPicture: "resource://gre/modules/PictureInPicture.jsm",
PlacesUtils: "resource://gre/modules/PlacesUtils.jsm",
PlacesUIUtils: "resource:///modules/PlacesUIUtils.jsm",
PlacesTransactions: "resource://gre/modules/PlacesTransactions.jsm",
PluralForm: "resource://gre/modules/PluralForm.jsm",
Pocket: "chrome://pocket/content/Pocket.jsm",
PrivateBrowsingUtils: "resource://gre/modules/PrivateBrowsingUtils.jsm",
ProcessHangMonitor: "resource:///modules/ProcessHangMonitor.jsm",
PromiseUtils: "resource://gre/modules/PromiseUtils.jsm",
// TODO (Bug 1529552): Remove once old urlbar code goes away.
ReaderMode: "resource://gre/modules/ReaderMode.jsm",
ReaderParent: "resource:///modules/ReaderParent.jsm",
RFPHelper: "resource://gre/modules/RFPHelper.jsm",
SafeBrowsing: "resource://gre/modules/SafeBrowsing.jsm",
Sanitizer: "resource:///modules/Sanitizer.jsm",
SessionStartup: "resource:///modules/sessionstore/SessionStartup.jsm",
SessionStore: "resource:///modules/sessionstore/SessionStore.jsm",
ShortcutUtils: "resource://gre/modules/ShortcutUtils.jsm",
SimpleServiceDiscovery: "resource://gre/modules/SimpleServiceDiscovery.jsm",
SiteDataManager: "resource:///modules/SiteDataManager.jsm",
SitePermissions: "resource:///modules/SitePermissions.jsm",
TabModalPrompt: "chrome://global/content/tabprompts.jsm",
TabCrashHandler: "resource:///modules/ContentCrashHandlers.jsm",
TelemetryEnvironment: "resource://gre/modules/TelemetryEnvironment.jsm",
Translation: "resource:///modules/translation/Translation.jsm",
UITour: "resource:///modules/UITour.jsm",
UpdateUtils: "resource://gre/modules/UpdateUtils.jsm",
UrlbarInput: "resource:///modules/UrlbarInput.jsm",
UrlbarPrefs: "resource:///modules/UrlbarPrefs.jsm",
UrlbarTokenizer: "resource:///modules/UrlbarTokenizer.jsm",
UrlbarUtils: "resource:///modules/UrlbarUtils.jsm",
UrlbarValueFormatter: "resource:///modules/UrlbarValueFormatter.jsm",
Weave: "resource://services-sync/main.js",
WebNavigationFrames: "resource://gre/modules/WebNavigationFrames.jsm",
fxAccounts: "resource://gre/modules/FxAccounts.jsm",
webrtcUI: "resource:///modules/webrtcUI.jsm",
ZoomUI: "resource:///modules/ZoomUI.jsm",
});
if (AppConstants.MOZ_CRASHREPORTER) {
ChromeUtils.defineModuleGetter(
this,
"PluginCrashReporter",
"resource:///modules/ContentCrashHandlers.jsm"
);
}
XPCOMUtils.defineLazyScriptGetter(
this,
"PlacesTreeView",
"chrome://browser/content/places/treeView.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
["PlacesInsertionPoint", "PlacesController", "PlacesControllerDragHelper"],
"chrome://browser/content/places/controller.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
"PrintUtils",
"chrome://global/content/printUtils.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
"ZoomManager",
"chrome://global/content/viewZoomOverlay.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
"FullZoom",
"chrome://browser/content/browser-fullZoom.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
"PanelUI",
"chrome://browser/content/customizableui/panelUI.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
"gViewSourceUtils",
"chrome://global/content/viewSourceUtils.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
"gTabsPanel",
"chrome://browser/content/browser-allTabsMenu.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
["gExtensionsNotifications", "gXPInstallObserver"],
"chrome://browser/content/browser-addons.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
"ctrlTab",
"chrome://browser/content/browser-ctrlTab.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
["CustomizationHandler", "AutoHideMenubar"],
"chrome://browser/content/browser-customization.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
["PointerLock", "FullScreen"],
"chrome://browser/content/browser-fullScreenAndPointerLock.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
"gIdentityHandler",
"chrome://browser/content/browser-siteIdentity.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
"gProtectionsHandler",
"chrome://browser/content/browser-siteProtections.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
["gGestureSupport", "gHistorySwipeAnimation"],
"chrome://browser/content/browser-gestureSupport.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
"gSafeBrowsing",
"chrome://browser/content/browser-safebrowsing.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
"gSync",
"chrome://browser/content/browser-sync.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
"gBrowserThumbnails",
"chrome://browser/content/browser-thumbnails.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
["openContextMenu", "nsContextMenu"],
"chrome://browser/content/nsContextMenu.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
[
"DownloadsPanel",
"DownloadsOverlayLoader",
"DownloadsSubview",
"DownloadsView",
"DownloadsViewUI",
"DownloadsViewController",
"DownloadsSummary",
"DownloadsFooter",
"DownloadsBlockedSubview",
],
"chrome://browser/content/downloads/downloads.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
["DownloadsButton", "DownloadsIndicatorView"],
"chrome://browser/content/downloads/indicator.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
"gEditItemOverlay",
"chrome://browser/content/places/editBookmark.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
"SearchOneOffs",
"chrome://browser/content/search/search-one-offs.js"
);
if (AppConstants.NIGHTLY_BUILD) {
XPCOMUtils.defineLazyScriptGetter(
this,
"gGfxUtils",
"chrome://browser/content/browser-graphics-utils.js"
);
}
XPCOMUtils.defineLazyScriptGetter(
this,
"pktUI",
"chrome://pocket/content/main.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
"ToolbarKeyboardNavigator",
"chrome://browser/content/browser-toolbarKeyNav.js"
);
XPCOMUtils.defineLazyScriptGetter(
this,
"A11yUtils",
"chrome://browser/content/browser-a11yUtils.js"
);
// lazy service getters
XPCOMUtils.defineLazyServiceGetters(this, {
ContentPrefService2: [
"@mozilla.org/content-pref/service;1",
"nsIContentPrefService2",
],
classifierService: [
"@mozilla.org/url-classifier/dbservice;1",
"nsIURIClassifier",
],
Favicons: ["@mozilla.org/browser/favicon-service;1", "nsIFaviconService"],
gAboutNewTabService: [
"@mozilla.org/browser/aboutnewtab-service;1",
"nsIAboutNewTabService",
],
gDNSService: ["@mozilla.org/network/dns-service;1", "nsIDNSService"],
gSerializationHelper: [
"@mozilla.org/network/serialization-helper;1",
"nsISerializationHelper",
],
Marionette: ["@mozilla.org/remote/marionette;1", "nsIMarionette"],
WindowsUIUtils: ["@mozilla.org/windows-ui-utils;1", "nsIWindowsUIUtils"],
BrowserHandler: ["@mozilla.org/browser/clh;1", "nsIBrowserHandler"],
});
if (AppConstants.MOZ_CRASHREPORTER) {
XPCOMUtils.defineLazyServiceGetter(
this,
"gCrashReporter",
"@mozilla.org/xre/app-info;1",
"nsICrashReporter"
);
}
XPCOMUtils.defineLazyGetter(this, "RTL_UI", () => {
return Services.locale.isAppLocaleRTL;
});
XPCOMUtils.defineLazyGetter(this, "gBrandBundle", () => {
return Services.strings.createBundle(
"chrome://branding/locale/brand.properties"
);
});
XPCOMUtils.defineLazyGetter(this, "gBrowserBundle", () => {
return Services.strings.createBundle(
"chrome://browser/locale/browser.properties"
);
});
XPCOMUtils.defineLazyGetter(this, "gTabBrowserBundle", () => {
return Services.strings.createBundle(
"chrome://browser/locale/tabbrowser.properties"
);
});
XPCOMUtils.defineLazyGetter(this, "gCustomizeMode", () => {
let { CustomizeMode } = ChromeUtils.import(
"resource:///modules/CustomizeMode.jsm"
);
return new CustomizeMode(window);
});
XPCOMUtils.defineLazyGetter(this, "gNavToolbox", () => {
return document.getElementById("navigator-toolbox");
});
XPCOMUtils.defineLazyGetter(this, "gURLBar", () => {
return new UrlbarInput({
textbox: document.getElementById("urlbar"),
eventTelemetryCategory: "urlbar",
});
});
XPCOMUtils.defineLazyGetter(this, "ReferrerInfo", () =>
Components.Constructor(
"@mozilla.org/referrer-info;1",
"nsIReferrerInfo",
"init"
)
);
// High priority notification bars shown at the top of the window.
XPCOMUtils.defineLazyGetter(this, "gHighPriorityNotificationBox", () => {
return new MozElements.NotificationBox(element => {
element.classList.add("global-notificationbox");
element.setAttribute("notificationside", "top");
document.getElementById("appcontent").prepend(element);
});
});
// Regular notification bars shown at the bottom of the window.
XPCOMUtils.defineLazyGetter(this, "gNotificationBox", () => {
return new MozElements.NotificationBox(element => {
element.classList.add("global-notificationbox");
element.setAttribute("notificationside", "bottom");
document.getElementById("browser-bottombox").appendChild(element);
});
});
XPCOMUtils.defineLazyGetter(this, "InlineSpellCheckerUI", () => {
let { InlineSpellChecker } = ChromeUtils.import(
"resource://gre/modules/InlineSpellChecker.jsm"
);
return new InlineSpellChecker();
});
XPCOMUtils.defineLazyGetter(this, "PageMenuParent", () => {
// eslint-disable-next-line no-shadow
let { PageMenuParent } = ChromeUtils.import(
"resource://gre/modules/PageMenu.jsm"
);
return new PageMenuParent();
});
XPCOMUtils.defineLazyGetter(this, "PopupNotifications", () => {
// eslint-disable-next-line no-shadow
let { PopupNotifications } = ChromeUtils.import(
"resource://gre/modules/PopupNotifications.jsm"
);
try {
// Hide all notifications while the URL is being edited and the address bar
// has focus, including the virtual focus in the results popup.
// We also have to hide notifications explicitly when the window is
// minimized because of the effects of the "noautohide" attribute on Linux.
// This can be removed once bug 545265 and bug 1320361 are fixed.
let shouldSuppress = () => {
return (
window.windowState == window.STATE_MINIMIZED ||
(gURLBar.getAttribute("pageproxystate") != "valid" && gURLBar.focused)
);
};
return new PopupNotifications(
gBrowser,
document.getElementById("notification-popup"),
document.getElementById("notification-popup-box"),
{ shouldSuppress }
);
} catch (ex) {
Cu.reportError(ex);
return null;
}
});
XPCOMUtils.defineLazyGetter(this, "Win7Features", () => {
if (AppConstants.platform != "win") {
return null;
}
const WINTASKBAR_CONTRACTID = "@mozilla.org/windows-taskbar;1";
if (
WINTASKBAR_CONTRACTID in Cc &&
Cc[WINTASKBAR_CONTRACTID].getService(Ci.nsIWinTaskbar).available
) {
let { AeroPeek } = ChromeUtils.import(
"resource:///modules/WindowsPreviewPerTab.jsm"
);
return {
onOpenWindow() {
AeroPeek.onOpenWindow(window);
this.handledOpening = true;
},
onCloseWindow() {
if (this.handledOpening) {
AeroPeek.onCloseWindow(window);
}
},
handledOpening: false,
};
}
return null;
});
XPCOMUtils.defineLazyPreferenceGetter(
this,
"gToolbarKeyNavEnabled",
"browser.toolbars.keyboard_navigation",
false,
(aPref, aOldVal, aNewVal) => {
if (aNewVal) {
ToolbarKeyboardNavigator.init();
} else {
ToolbarKeyboardNavigator.uninit();
}
}
);
XPCOMUtils.defineLazyPreferenceGetter(
this,
"gFxaToolbarEnabled",
"identity.fxaccounts.toolbar.enabled",
false,
(aPref, aOldVal, aNewVal) => {
updateFxaToolbarMenu(aNewVal);
}
);
XPCOMUtils.defineLazyPreferenceGetter(
this,
"gFxaToolbarAccessed",
"identity.fxaccounts.toolbar.accessed",
false,
(aPref, aOldVal, aNewVal) => {
updateFxaToolbarMenu(gFxaToolbarEnabled);
}
);
XPCOMUtils.defineLazyPreferenceGetter(
this,
"gFxaSendLoginUrl",
"identity.fxaccounts.service.sendLoginUrl",
false,
(aPref, aOldVal, aNewVal) => {
updateFxaToolbarMenu(gFxaToolbarEnabled);
}
);
XPCOMUtils.defineLazyPreferenceGetter(
this,
"gFxaMonitorLoginUrl",
"identity.fxaccounts.service.monitorLoginUrl",
false,
(aPref, aOldVal, aNewVal) => {
updateFxaToolbarMenu(gFxaToolbarEnabled);
}
);
XPCOMUtils.defineLazyPreferenceGetter(
this,
"gFxaDeviceName",
"identity.fxaccounts.account.device.name",
false,
(aPref, aOldVal, aNewVal) => {
updateFxaToolbarMenu(gFxaToolbarEnabled);
}
);
XPCOMUtils.defineLazyPreferenceGetter(
this,
"gMsgingSystemFxABadge",
"browser.messaging-system.fxatoolbarbadge.enabled",
true,
(aPref, aOldVal, aNewVal) => {
updateFxaToolbarMenu(gFxaToolbarEnabled);
}
);
XPCOMUtils.defineLazyPreferenceGetter(
this,
"gHtmlAboutAddonsEnabled",
"extensions.htmlaboutaddons.enabled",
false
);
XPCOMUtils.defineLazyPreferenceGetter(
this,
"gAddonAbuseReportEnabled",
"extensions.abuseReport.enabled",
false
);
customElements.setElementCreationCallback("translation-notification", () => {
Services.scriptloader.loadSubScript(
"chrome://browser/content/translation-notification.js",
window
);
});
var gBrowser;
var gLastValidURLStr = "";
var gInPrintPreviewMode = false;
var gContextMenu = null; // nsContextMenu instance
var gMultiProcessBrowser = window.docShell.QueryInterface(Ci.nsILoadContext)
.useRemoteTabs;
var gFissionBrowser = window.docShell.QueryInterface(Ci.nsILoadContext)
.useRemoteSubframes;
var gBrowserAllowScriptsToCloseInitialTabs = false;
if (AppConstants.platform != "macosx") {
var gEditUIVisible = true;
}
// Smart getter for the findbar. If you don't wish to force the creation of
// the findbar, check gFindBarInitialized first.
Object.defineProperty(this, "gFindBar", {
enumerable: true,
get() {
return gBrowser.getCachedFindBar();
},
});
Object.defineProperty(this, "gFindBarInitialized", {
enumerable: true,
get() {
return gBrowser.isFindBarInitialized();
},
});
Object.defineProperty(this, "gFindBarPromise", {
enumerable: true,
get() {
return gBrowser.getFindBar();
},
});
async function gLazyFindCommand(cmd, ...args) {
let fb = await gFindBarPromise;
// We could be closed by now, or the tab with XBL binding could have gone away:
if (fb && fb[cmd]) {
fb[cmd].apply(fb, args);
}
}
var gPageIcons = {
"about:home": "chrome://branding/content/icon32.png",
"about:newtab": "chrome://branding/content/icon32.png",
"about:welcome": "chrome://branding/content/icon32.png",
"about:newinstall": "chrome://branding/content/icon32.png",
"about:privatebrowsing": "chrome://browser/skin/privatebrowsing/favicon.svg",
};
var gInitialPages = [
"about:blank",
"about:newtab",
"about:home",
"about:privatebrowsing",
"about:welcomeback",
"about:sessionrestore",
"about:welcome",
"about:newinstall",
];
function isInitialPage(url) {
if (!(url instanceof Ci.nsIURI)) {
try {
url = Services.io.newURI(url);
} catch (ex) {
return false;
}
}
let nonQuery = url.prePath + url.filePath;
return gInitialPages.includes(nonQuery) || nonQuery == BROWSER_NEW_TAB_URL;
}
function browserWindows() {
return Services.wm.getEnumerator("navigator:browser");
}
// This is a stringbundle-like interface to gBrowserBundle, formerly a getter for
// the "bundle_browser" element.
var gNavigatorBundle = {
getString(key) {
return gBrowserBundle.GetStringFromName(key);
},
getFormattedString(key, array) {
return gBrowserBundle.formatStringFromName(key, array);
},
};
function updateFxaToolbarMenu(enable, isInitialUpdate = false) {
// We only show the Firefox Account toolbar menu if the feature is enabled and
// if sync is enabled.
const syncEnabled = Services.prefs.getBoolPref(
"identity.fxaccounts.enabled",
false
);
const mainWindowEl = document.documentElement;
const fxaPanelEl = document.getElementById("PanelUI-fxa");
mainWindowEl.setAttribute("fxastatus", "not_configured");
fxaPanelEl.addEventListener("ViewShowing", gSync.updateSendToDeviceTitle);
Services.telemetry.setEventRecordingEnabled("fxa_app_menu", true);
if (enable && syncEnabled) {
mainWindowEl.setAttribute("fxatoolbarmenu", "visible");
// We have to manually update the sync state UI when toggling the FxA toolbar
// because it could show an invalid icon if the user is logged in and no sync
// event was performed yet.
if (!isInitialUpdate) {
gSync.maybeUpdateUIState();
}
Services.telemetry.setEventRecordingEnabled("fxa_avatar_menu", true);
// We set an attribute here so that we can toggle the custom
// badge depending on whether the FxA menu was ever accessed.
// If badging is handled by Messaging System we shouldn't set
// the attribute.
if (!gFxaToolbarAccessed && !gMsgingSystemFxABadge) {
mainWindowEl.setAttribute("fxa_avatar_badged", "badged");
} else {
mainWindowEl.removeAttribute("fxa_avatar_badged");
}
// When the pref for a FxA service is removed, we remove it from
// the FxA toolbar menu as well. This is useful when the service
// might not be available that browser.
document.getElementById(
"PanelUI-fxa-menu-send-button"
).hidden = !gFxaSendLoginUrl;
document.getElementById(
"PanelUI-fxa-menu-monitor-button"
).hidden = !gFxaMonitorLoginUrl;
// If there are no services left, remove the label and sep.
let hideSvcs = !gFxaSendLoginUrl && !gFxaMonitorLoginUrl;
document.getElementById("fxa-menu-service-separator").hidden = hideSvcs;
document.getElementById("fxa-menu-service-label").hidden = hideSvcs;
document.getElementById(
"fxa-menu-device-name-label"
).value = gFxaDeviceName;
} else {
mainWindowEl.removeAttribute("fxatoolbarmenu");
}
}
function UpdateBackForwardCommands(aWebNavigation) {
var backCommand = document.getElementById("Browser:Back");
var forwardCommand = document.getElementById("Browser:Forward");
// Avoid setting attributes on commands if the value hasn't changed!
// Remember, guys, setting attributes on elements is expensive! They
// get inherited into anonymous content, broadcast to other widgets, etc.!
// Don't do it if the value hasn't changed! - dwh
var backDisabled = backCommand.hasAttribute("disabled");
var forwardDisabled = forwardCommand.hasAttribute("disabled");
if (backDisabled == aWebNavigation.canGoBack) {
if (backDisabled) {
backCommand.removeAttribute("disabled");
} else {
backCommand.setAttribute("disabled", true);
}
}
if (forwardDisabled == aWebNavigation.canGoForward) {
if (forwardDisabled) {
forwardCommand.removeAttribute("disabled");
} else {
forwardCommand.setAttribute("disabled", true);
}
}
}
/**
* Click-and-Hold implementation for the Back and Forward buttons
* XXXmano: should this live in toolbarbutton.js?
*/
function SetClickAndHoldHandlers() {
// Bug 414797: Clone the back/forward buttons' context menu into both buttons.
let popup = document.getElementById("backForwardMenu").cloneNode(true);
popup.removeAttribute("id");
// Prevent the back/forward buttons' context attributes from being inherited.
popup.setAttribute("context", "");
let backButton = document.getElementById("back-button");
backButton.setAttribute("type", "menu");
backButton.prepend(popup);
gClickAndHoldListenersOnElement.add(backButton);
let forwardButton = document.getElementById("forward-button");
popup = popup.cloneNode(true);
forwardButton.setAttribute("type", "menu");
forwardButton.prepend(popup);
gClickAndHoldListenersOnElement.add(forwardButton);
}
const gClickAndHoldListenersOnElement = {
_timers: new Map(),
_mousedownHandler(aEvent) {
if (
aEvent.button != 0 ||
aEvent.currentTarget.open ||
aEvent.currentTarget.disabled
) {
return;
}
// Prevent the menupopup from opening immediately
aEvent.currentTarget.menupopup.hidden = true;
aEvent.currentTarget.addEventListener("mouseout", this);
aEvent.currentTarget.addEventListener("mouseup", this);
this._timers.set(
aEvent.currentTarget,
setTimeout(b => this._openMenu(b), 500, aEvent.currentTarget)
);
},
_clickHandler(aEvent) {
if (
aEvent.button == 0 &&
aEvent.target == aEvent.currentTarget &&
!aEvent.currentTarget.open &&
!aEvent.currentTarget.disabled
) {
let cmdEvent = document.createEvent("xulcommandevent");
cmdEvent.initCommandEvent(
"command",
true,
true,
window,
0,
aEvent.ctrlKey,
aEvent.altKey,
aEvent.shiftKey,
aEvent.metaKey,
null,
aEvent.mozInputSource
);
aEvent.currentTarget.dispatchEvent(cmdEvent);
// This is here to cancel the XUL default event
// dom.click() triggers a command even if there is a click handler
// however this can now be prevented with preventDefault().
aEvent.preventDefault();
}
},
_openMenu(aButton) {
this._cancelHold(aButton);
aButton.firstElementChild.hidden = false;
aButton.open = true;
},
_mouseoutHandler(aEvent) {
let buttonRect = aEvent.currentTarget.getBoundingClientRect();
if (
aEvent.clientX >= buttonRect.left &&
aEvent.clientX <= buttonRect.right &&
aEvent.clientY >= buttonRect.bottom
) {
this._openMenu(aEvent.currentTarget);
} else {
this._cancelHold(aEvent.currentTarget);
}
},
_mouseupHandler(aEvent) {
this._cancelHold(aEvent.currentTarget);
},
_cancelHold(aButton) {
clearTimeout(this._timers.get(aButton));
aButton.removeEventListener("mouseout", this);
aButton.removeEventListener("mouseup", this);
},
_keypressHandler(aEvent) {
if (aEvent.key == " " || aEvent.key == "Enter") {
// Normally, command events get fired for keyboard activation. However,
// we've set type="menu", so that doesn't happen. Handle this the same
// way we handle clicks.
aEvent.target.click();
}
},
handleEvent(e) {
switch (e.type) {
case "mouseout":
this._mouseoutHandler(e);
break;
case "mousedown":
this._mousedownHandler(e);
break;
case "click":
this._clickHandler(e);
break;
case "mouseup":
this._mouseupHandler(e);
break;
case "keypress":
this._keypressHandler(e);
break;
}
},
remove(aButton) {
aButton.removeEventListener("mousedown", this, true);
aButton.removeEventListener("click", this, true);
aButton.removeEventListener("keypress", this, true);
},
add(aElm) {
this._timers.delete(aElm);
aElm.addEventListener("mousedown", this, true);
aElm.addEventListener("click", this, true);
aElm.addEventListener("keypress", this, true);
},
};
const gSessionHistoryObserver = {
observe(subject, topic, data) {
if (topic != "browser:purge-session-history") {
return;
}
var backCommand = document.getElementById("Browser:Back");
backCommand.setAttribute("disabled", "true");
var fwdCommand = document.getElementById("Browser:Forward");
fwdCommand.setAttribute("disabled", "true");
// Clear undo history of the URL bar
gURLBar.editor.transactionManager.clear();
},
};
const gStoragePressureObserver = {
_lastNotificationTime: -1,
async observe(subject, topic, data) {
if (topic != "QuotaManager::StoragePressure") {
return;
}
const NOTIFICATION_VALUE = "storage-pressure-notification";
if (
gHighPriorityNotificationBox.getNotificationWithValue(NOTIFICATION_VALUE)
) {
// Do not display the 2nd notification when there is already one
return;
}
// Don't display notification twice within the given interval.
// This is because
// - not to annoy user
// - give user some time to clean space.
// Even user sees notification and starts acting, it still takes some time.
const MIN_NOTIFICATION_INTERVAL_MS = Services.prefs.getIntPref(
"browser.storageManager.pressureNotification.minIntervalMS"
);
let duration = Date.now() - this._lastNotificationTime;
if (duration <= MIN_NOTIFICATION_INTERVAL_MS) {
return;
}
this._lastNotificationTime = Date.now();
MozXULElement.insertFTLIfNeeded("branding/brand.ftl");
MozXULElement.insertFTLIfNeeded("browser/preferences/preferences.ftl");
const BYTES_IN_GIGABYTE = 1073741824;
const USAGE_THRESHOLD_BYTES =
BYTES_IN_GIGABYTE *
Services.prefs.getIntPref(
"browser.storageManager.pressureNotification.usageThresholdGB"
);
let msg = "";
let buttons = [];
let usage = subject.QueryInterface(Ci.nsISupportsPRUint64).data;
buttons.push({
"l10n-id": "space-alert-learn-more-button",
callback(notificationBar, button) {
let learnMoreURL =
Services.urlFormatter.formatURLPref("app.support.baseURL") +
"storage-permissions";
// This is a content URL, loaded from trusted UX.
openTrustedLinkIn(learnMoreURL, "tab");
},
});
if (usage < USAGE_THRESHOLD_BYTES) {
// The firefox-used space < 5GB, then warn user to free some disk space.
// This is because this usage is small and not the main cause for space issue.
// In order to avoid the bad and wrong impression among users that
// firefox eats disk space a lot, indicate users to clean up other disk space.
[msg] = await document.l10n.formatValues([
{ id: "space-alert-under-5gb-message" },
]);
buttons.push({
"l10n-id": "space-alert-under-5gb-ok-button",
callback() {},
});
} else {
// The firefox-used space >= 5GB, then guide users to about:preferences
// to clear some data stored on firefox by websites.
[msg] = await document.l10n.formatValues([
{ id: "space-alert-over-5gb-message" },
]);
buttons.push({
"l10n-id": "space-alert-over-5gb-pref-button",
callback(notificationBar, button) {
// The advanced subpanes are only supported in the old organization, which will
// be removed by bug 1349689.
openPreferences("privacy-sitedata");
},
});
}
gHighPriorityNotificationBox.appendNotification(
msg,
NOTIFICATION_VALUE,
null,
gHighPriorityNotificationBox.PRIORITY_WARNING_HIGH,
buttons,
null
);
// This seems to be necessary to get the buttons to display correctly
// See: https://bugzilla.mozilla.org/show_bug.cgi?id=1504216
document.l10n.translateFragment(
gHighPriorityNotificationBox.currentNotification
);
},
};
var gPopupBlockerObserver = {
handleEvent(aEvent) {
if (aEvent.originalTarget != gBrowser.selectedBrowser) {
return;
}
gIdentityHandler.refreshIdentityBlock();
if (
!gBrowser.selectedBrowser.blockedPopups ||
!gBrowser.selectedBrowser.blockedPopups.length
) {
// Hide the notification box (if it's visible).
let notificationBox = gBrowser.getNotificationBox();
let notification = notificationBox.getNotificationWithValue(
"popup-blocked"
);
if (notification) {
notificationBox.removeNotification(notification, false);
}
return;
}
// Only show the notification again if we've not already shown it. Since
// notifications are per-browser, we don't need to worry about re-adding
// it.
if (!gBrowser.selectedBrowser.blockedPopups.reported) {
if (Services.prefs.getBoolPref("privacy.popups.showBrowserMessage")) {
var brandBundle = document.getElementById("bundle_brand");
var brandShortName = brandBundle.getString("brandShortName");
var popupCount = gBrowser.selectedBrowser.blockedPopups.length;
var stringKey =
AppConstants.platform == "win"
? "popupWarningButton"
: "popupWarningButtonUnix";
var popupButtonText = gNavigatorBundle.getString(stringKey);
var popupButtonAccesskey = gNavigatorBundle.getString(
stringKey + ".accesskey"
);
let messageBase;
if (popupCount < this.maxReportedPopups) {
messageBase = gNavigatorBundle.getString("popupWarning.message");
} else {
messageBase = gNavigatorBundle.getString(
"popupWarning.exceeded.message"
);
}
var message = PluralForm.get(popupCount, messageBase)
.replace("#1", brandShortName)
.replace("#2", popupCount);
let notificationBox = gBrowser.getNotificationBox();
let notification = notificationBox.getNotificationWithValue(
"popup-blocked"
);
if (notification) {
notification.label = message;
} else {
var buttons = [
{
label: popupButtonText,
accessKey: popupButtonAccesskey,
popup: "blockedPopupOptions",
callback: null,
},
];
const priority = notificationBox.PRIORITY_WARNING_MEDIUM;
notificationBox.appendNotification(
message,
"popup-blocked",
"chrome://browser/skin/notification-icons/popup.svg",
priority,
buttons
);
}
}
// Record the fact that we've reported this blocked popup, so we don't
// show it again.
gBrowser.selectedBrowser.blockedPopups.reported = true;
}
},
toggleAllowPopupsForSite(aEvent) {
var pm = Services.perms;
var shouldBlock = aEvent.target.getAttribute("block") == "true";
var perm = shouldBlock ? pm.DENY_ACTION : pm.ALLOW_ACTION;
pm.addFromPrincipal(gBrowser.contentPrincipal, "popup", perm);
if (!shouldBlock) {
this.showAllBlockedPopups(gBrowser.selectedBrowser);
}
gBrowser.getNotificationBox().removeCurrentNotification();
},
fillPopupList(aEvent) {
// XXXben - rather than using |currentURI| here, which breaks down on multi-framed sites
// we should really walk the blockedPopups and create a list of "allow for <host>"
// menuitems for the common subset of hosts present in the report, this will
// make us frame-safe.
//
// XXXjst - Note that when this is fixed to work with multi-framed sites,
// also back out the fix for bug 343772 where
// nsGlobalWindow::CheckOpenAllow() was changed to also
// check if the top window's location is whitelisted.
let browser = gBrowser.selectedBrowser;
var uri = browser.contentPrincipal.URI || browser.currentURI;
var blockedPopupAllowSite = document.getElementById(
"blockedPopupAllowSite"
);
try {
blockedPopupAllowSite.removeAttribute("hidden");
let uriHost = uri.asciiHost ? uri.host : uri.spec;
var pm = Services.perms;
if (
pm.testPermissionFromPrincipal(browser.contentPrincipal, "popup") ==
pm.ALLOW_ACTION
) {
// Offer an item to block popups for this site, if a whitelist entry exists
// already for it.
let blockString = gNavigatorBundle.getFormattedString("popupBlock", [
uriHost,
]);
blockedPopupAllowSite.setAttribute("label", blockString);
blockedPopupAllowSite.setAttribute("block", "true");
} else {
// Offer an item to allow popups for this site
let allowString = gNavigatorBundle.getFormattedString("popupAllow", [
uriHost,
]);
blockedPopupAllowSite.setAttribute("label", allowString);
blockedPopupAllowSite.removeAttribute("block");
}
} catch (e) {
blockedPopupAllowSite.setAttribute("hidden", "true");
}
if (PrivateBrowsingUtils.isWindowPrivate(window)) {
blockedPopupAllowSite.setAttribute("disabled", "true");
} else {
blockedPopupAllowSite.removeAttribute("disabled");
}
let blockedPopupDontShowMessage = document.getElementById(
"blockedPopupDontShowMessage"
);
let showMessage = Services.prefs.getBoolPref(
"privacy.popups.showBrowserMessage"
);
blockedPopupDontShowMessage.setAttribute("checked", !showMessage);
blockedPopupDontShowMessage.setAttribute(
"label",
gNavigatorBundle.getString("popupWarningDontShowFromMessage")
);
let blockedPopupsSeparator = document.getElementById(
"blockedPopupsSeparator"
);
blockedPopupsSeparator.setAttribute("hidden", true);
gBrowser.selectedBrowser
.retrieveListOfBlockedPopups()
.then(blockedPopups => {
let foundUsablePopupURI = false;
if (blockedPopups) {
for (let i = 0; i < blockedPopups.length; i++) {
let blockedPopup = blockedPopups[i];
// popupWindowURI will be null if the file picker popup is blocked.
// xxxdz this should make the option say "Show file picker" and do it (Bug 590306)
if (!blockedPopup.popupWindowURIspec) {
continue;
}
var popupURIspec = blockedPopup.popupWindowURIspec;
// Sometimes the popup URI that we get back from the blockedPopup
// isn't useful (for instance, netscape.com's popup URI ends up
// being "http://www.netscape.com", which isn't really the URI of
// the popup they're trying to show). This isn't going to be
// useful to the user, so we won't create a menu item for it.
if (
popupURIspec == "" ||
popupURIspec == "about:blank" ||
popupURIspec == "<self>" ||
popupURIspec == uri.spec
) {
continue;
}
// Because of the short-circuit above, we may end up in a situation
// in which we don't have any usable popup addresses to show in
// the menu, and therefore we shouldn't show the separator. However,
// since we got past the short-circuit, we must've found at least
// one usable popup URI and thus we'll turn on the separator later.
foundUsablePopupURI = true;
var menuitem = document.createXULElement("menuitem");
var label = gNavigatorBundle.getFormattedString(
"popupShowPopupPrefix",
[popupURIspec]
);
menuitem.setAttribute("label", label);
menuitem.setAttribute(
"oncommand",
"gPopupBlockerObserver.showBlockedPopup(event);"
);
menuitem.setAttribute("popupReportIndex", i);
menuitem.popupReportBrowser = browser;
aEvent.target.appendChild(menuitem);
}
}
// Show the separator if we added any
// showable popup addresses to the menu.
if (foundUsablePopupURI) {
blockedPopupsSeparator.removeAttribute("hidden");
}
}, null);
},
onPopupHiding(aEvent) {
let item = aEvent.target.lastElementChild;
while (item && item.id != "blockedPopupsSeparator") {
let next = item.previousElementSibling;
item.remove();
item = next;
}
},
showBlockedPopup(aEvent) {
var target = aEvent.target;
var popupReportIndex = target.getAttribute("popupReportIndex");
let browser = target.popupReportBrowser;
browser.unblockPopup(popupReportIndex);
},
showAllBlockedPopups(aBrowser) {
aBrowser.retrieveListOfBlockedPopups().then(popups => {
for (let i = 0; i < popups.length; i++) {
if (popups[i].popupWindowURIspec) {
aBrowser.unblockPopup(i);
}
}
}, null);
},
editPopupSettings() {
openPreferences("privacy-permissions-block-popups");
},
dontShowMessage() {
var showMessage = Services.prefs.getBoolPref(
"privacy.popups.showBrowserMessage"
);
Services.prefs.setBoolPref(
"privacy.popups.showBrowserMessage",
!showMessage
);
gBrowser.getNotificationBox().removeCurrentNotification();
},
};
XPCOMUtils.defineLazyPreferenceGetter(
gPopupBlockerObserver,
"maxReportedPopups",
"privacy.popups.maxReported"
);
function doURIFixup(browser, fixupInfo) {
// We get called irrespective of whether we did a keyword search, or
// whether the original input would be vaguely interpretable as a URL,
// so figure that out first.
let alternativeURI = fixupInfo.fixedURI;
if (
!fixupInfo.keywordProviderName ||
!alternativeURI ||
!alternativeURI.host
) {
return;
}
let contentPrincipal = browser.contentPrincipal;
// At this point we're still only just about to load this URI.
// When the async DNS lookup comes back, we may be in any of these states:
// 1) still on the previous URI, waiting for the preferredURI (keyword
// search) to respond;
// 2) at the keyword search URI (preferredURI)
// 3) at some other page because the user stopped navigation.
// We keep track of the currentURI to detect case (1) in the DNS lookup
// callback.
let previousURI = browser.currentURI;
let preferredURI = fixupInfo.preferredURI;
// now swap for a weak ref so we don't hang on to browser needlessly
// even if the DNS query takes forever
let weakBrowser = Cu.getWeakReference(browser);
browser = null;
// Additionally, we need the host of the parsed url
let hostName = alternativeURI.displayHost;
// and the ascii-only host for the pref:
let asciiHost = alternativeURI.asciiHost;
// Normalize out a single trailing dot - NB: not using endsWith/lastIndexOf
// because we need to be sure this last dot is the *only* dot, too.
// More generally, this is used for the pref and should stay in sync with
// the code in nsDefaultURIFixup::KeywordURIFixup .
if (asciiHost.indexOf(".") == asciiHost.length - 1) {
asciiHost = asciiHost.slice(0, -1);
}
let isIPv4Address = host => {
let parts = host.split(".");
if (parts.length != 4) {
return false;
}
return parts.every(part => {
let n = parseInt(part, 10);
return n >= 0 && n <= 255;
});
};
// Avoid showing fixup information if we're suggesting an IP. Note that
// decimal representations of IPs are normalized to a 'regular'
// dot-separated IP address by network code, but that only happens for
// numbers that don't overflow. Longer numbers do not get normalized,
// but still work to access IP addresses. So for instance,
// 1097347366913 (ff7f000001) gets resolved by using the final bytes,
// making it the same as 7f000001, which is 127.0.0.1 aka localhost.
// While 2130706433 would get normalized by network, 1097347366913
// does not, and we have to deal with both cases here:
if (isIPv4Address(asciiHost) || /^(?:\d+|0x[a-f0-9]+)$/i.test(asciiHost)) {
return;
}
let onLookupCompleteListener = {
onLookupComplete(request, record, status) {
let browserRef = weakBrowser.get();
if (!Components.isSuccessCode(status) || !browserRef) {
return;
}
let currentURI = browserRef.currentURI;
// If we're in case (3) (see above), don't show an info bar.
if (!currentURI.equals(previousURI) && !currentURI.equals(preferredURI)) {
return;
}
// show infobar offering to visit the host
let notificationBox = gBrowser.getNotificationBox(browserRef);
if (notificationBox.getNotificationWithValue("keyword-uri-fixup")) {
return;
}
let message = gNavigatorBundle.getFormattedString(
"keywordURIFixup.message",
[hostName]
);
let yesMessage = gNavigatorBundle.getFormattedString(
"keywordURIFixup.goTo",
[hostName]
);
let buttons = [
{
label: yesMessage,
accessKey: gNavigatorBundle.getString(
"keywordURIFixup.goTo.accesskey"
),
callback() {
// Do not set this preference while in private browsing.
if (!PrivateBrowsingUtils.isWindowPrivate(window)) {
let pref = "browser.fixup.domainwhitelist." + asciiHost;
Services.prefs.setBoolPref(pref, true);
}
openTrustedLinkIn(alternativeURI.spec, "current");
},
},
{
label: gNavigatorBundle.getString("keywordURIFixup.dismiss"),
accessKey: gNavigatorBundle.getString(
"keywordURIFixup.dismiss.accesskey"
),
callback() {
let notification = notificationBox.getNotificationWithValue(
"keyword-uri-fixup"
);
notificationBox.removeNotification(notification, true);
},
},
];
let notification = notificationBox.appendNotification(
message,
"keyword-uri-fixup",
null,
notificationBox.PRIORITY_INFO_HIGH,
buttons
);
notification.persistence = 1;
},
};
try {
gDNSService.asyncResolve(
hostName,
0,
onLookupCompleteListener,
Services.tm.mainThread,
contentPrincipal.originAttributes
);
} catch (ex) {
// Do nothing if the URL is invalid (we don't want to show a notification in that case).
if (ex.result != Cr.NS_ERROR_UNKNOWN_HOST) {
// ... otherwise, report:
Cu.reportError(ex);
}
}
}
function gKeywordURIFixupObs(fixupInfo, topic, data) {
fixupInfo.QueryInterface(Ci.nsIURIFixupInfo);
if (!fixupInfo.consumer || fixupInfo.consumer.ownerGlobal != window) {
return;
}
doURIFixup(fixupInfo.consumer, {
fixedURI: fixupInfo.fixedURI,
keywordProviderName: fixupInfo.keywordProviderName,
preferredURI: fixupInfo.preferredURI,
});
}
function gKeywordURIFixup({ target: browser, data: fixupInfo }) {
let deserializeURI = url => {
if (url instanceof Ci.nsIURI) {
return url;
}
return url ? makeURI(url) : null;
};
doURIFixup(browser, {
fixedURI: deserializeURI(fixupInfo.fixedURI),
keywordProviderName: fixupInfo.keywordProviderName,
preferredURI: deserializeURI(fixupInfo.preferredURI),
});
}
function serializeInputStream(aStream) {
let data = {
content: NetUtil.readInputStreamToString(aStream, aStream.available()),
};
if (aStream instanceof Ci.nsIMIMEInputStream) {
data.headers = new Map();
aStream.visitHeaders((name, value) => {
data.headers.set(name, value);
});
}
return data;
}
/**
* Handles URIs when we want to deal with them in chrome code rather than pass
* them down to a content browser. This can avoid unnecessary process switching
* for the browser.
* @param aBrowser the browser that is attempting to load the URI
* @param aUri the nsIURI that is being loaded
* @returns true if the URI is handled, otherwise false
*/
function handleUriInChrome(aBrowser, aUri) {
if (aUri.scheme == "file") {
try {
let mimeType = Cc["@mozilla.org/mime;1"]
.getService(Ci.nsIMIMEService)
.getTypeFromURI(aUri);
if (mimeType == "application/x-xpinstall") {
let systemPrincipal = Services.scriptSecurityManager.getSystemPrincipal();
AddonManager.getInstallForURL(aUri.spec, {
telemetryInfo: { source: "file-url" },
}).then(install => {
AddonManager.installAddonFromWebpage(
mimeType,
aBrowser,
systemPrincipal,
install
);
});
return true;
}
} catch (e) {
return false;
}
}
return false;
}
/* Creates a null principal using the userContextId
from the current selected tab or a passed in tab argument */
function _createNullPrincipalFromTabUserContextId(tab = gBrowser.selectedTab) {
let userContextId;
if (tab.hasAttribute("usercontextid")) {
userContextId = tab.getAttribute("usercontextid");
}
return Services.scriptSecurityManager.createNullPrincipal({
userContextId,
});
}
// A shared function used by both remote and non-remote browser XBL bindings to
// load a URI or redirect it to the correct process.
function _loadURI(browser, uri, params = {}) {
if (!uri) {
uri = "about:blank";
}
let { triggeringPrincipal, referrerInfo, postData, userContextId, csp } =
params || {};
let loadFlags =
params.loadFlags || params.flags || Ci.nsIWebNavigation.LOAD_FLAGS_NONE;
if (!triggeringPrincipal) {
throw new Error("Must load with a triggering Principal");
}
let {
uriObject,
requiredRemoteType,
mustChangeProcess,
newFrameloader,
} = E10SUtils.shouldLoadURIInBrowser(
browser,
uri,
gMultiProcessBrowser,
gFissionBrowser,
loadFlags
);
if (uriObject && handleUriInChrome(browser, uriObject)) {
// If we've handled the URI in Chrome then just return here.
return;
}
if (newFrameloader) {
// If a new frameloader is needed for process reselection because this used
// to be a preloaded browser, clear the preloaded state now.
browser.removeAttribute("preloadedState");
}
// !requiredRemoteType means we're loading in the parent/this process.
if (!requiredRemoteType) {
browser.isNavigating = true;
}
let loadURIOptions = {
triggeringPrincipal,
csp,
loadFlags,
referrerInfo,
postData,
};
try {
if (!mustChangeProcess) {
if (userContextId) {
browser.webNavigation.setOriginAttributesBeforeLoading({
userContextId,
privateBrowsingId: PrivateBrowsingUtils.isBrowserPrivate(browser)
? 1
: 0,
});
}
browser.webNavigation.loadURI(uri, loadURIOptions);
} else {
// Check if the current browser is allowed to unload.
let { permitUnload, timedOut } = browser.permitUnload();
if (!timedOut && !permitUnload) {
return;
}
if (postData) {
postData = serializeInputStream(postData);
}
let loadParams = {
uri,
triggeringPrincipal: triggeringPrincipal
? E10SUtils.serializePrincipal(triggeringPrincipal)
: null,
flags: loadFlags,
referrerInfo: E10SUtils.serializeReferrerInfo(referrerInfo),
remoteType: requiredRemoteType,
postData,
newFrameloader,
csp: csp ? gSerializationHelper.serializeToString(csp) : null,
};
if (userContextId) {
loadParams.userContextId = userContextId;
}
LoadInOtherProcess(browser, loadParams);
}
} catch (e) {
// If anything goes wrong when switching remoteness, just switch remoteness
// manually and load the URI.
// We might lose history that way but at least the browser loaded a page.
// This might be necessary if SessionStore wasn't initialized yet i.e.
// when the homepage is a non-remote page.
if (mustChangeProcess) {
Cu.reportError(e);
gBrowser.updateBrowserRemotenessByURL(browser, uri);
if (userContextId) {
browser.webNavigation.setOriginAttributesBeforeLoading({
userContextId,
privateBrowsingId: PrivateBrowsingUtils.isBrowserPrivate(browser)
? 1
: 0,
});
}
browser.webNavigation.loadURI(uri, loadURIOptions);
} else {
throw e;
}
} finally {
if (!requiredRemoteType) {
browser.isNavigating = false;
}
}
}
// Starts a new load in the browser first switching the browser to the correct
// process
function LoadInOtherProcess(browser, loadOptions, historyIndex = -1) {
let tab = gBrowser.getTabForBrowser(browser);
SessionStore.navigateAndRestore(tab, loadOptions, historyIndex);
}
// Called when a docshell has attempted to load a page in an incorrect process.
// This function is responsible for loading the page in the correct process.
function RedirectLoad({ target: browser, data }) {
if (browser.getAttribute("preloadedState") === "consumed") {
browser.removeAttribute("preloadedState");
data.loadOptions.newFrameloader = true;
}
if (data.loadOptions.reloadInFreshProcess) {
// Convert the fresh process load option into a large allocation remote type
// to use common processing from this point.
data.loadOptions.remoteType = E10SUtils.LARGE_ALLOCATION_REMOTE_TYPE;
data.loadOptions.newFrameloader = true;
} else if (browser.remoteType == E10SUtils.LARGE_ALLOCATION_REMOTE_TYPE) {
// If we're in a Large-Allocation process, we prefer switching back into a
// normal content process, as that way we can clean up the L-A process.
data.loadOptions.remoteType = E10SUtils.getRemoteTypeForURI(
data.loadOptions.uri,
gMultiProcessBrowser,
gFissionBrowser
);
}
// We should only start the redirection if the browser window has finished
// starting up. Otherwise, we should wait until the startup is done.
if (gBrowserInit.delayedStartupFinished) {
LoadInOtherProcess(browser, data.loadOptions, data.historyIndex);
} else {
let delayedStartupFinished = (subject, topic) => {
if (topic == "browser-delayed-startup-finished" && subject == window) {
Services.obs.removeObserver(delayedStartupFinished, topic);
LoadInOtherProcess(browser, data.loadOptions, data.historyIndex);
}
};
Services.obs.addObserver(
delayedStartupFinished,
"browser-delayed-startup-finished"
);
}
}
let _resolveDelayedStartup;
var delayedStartupPromise = new Promise(resolve => {
_resolveDelayedStartup = resolve;
});
var gBrowserInit = {
delayedStartupFinished: false,
idleTasksFinishedPromise: null,
idleTaskPromiseResolve: null,
_tabToAdopt: undefined,
getTabToAdopt() {
if (this._tabToAdopt !== undefined) {
return this._tabToAdopt;
}
if (window.arguments && window.arguments[0] instanceof window.XULElement) {
this._tabToAdopt = window.arguments[0];
// Clear the reference of the tab being adopted from the arguments.
window.arguments[0] = null;
} else {
// There was no tab to adopt in the arguments, set _tabToAdopt to null
// to avoid checking it again.
this._tabToAdopt = null;
}
return this._tabToAdopt;
},
_clearTabToAdopt() {
this._tabToAdopt = null;
},
// Used to check if the new window is still adopting an existing tab as its first tab
// (e.g. from the WebExtensions internals).
isAdoptingTab() {
return !!this.getTabToAdopt();
},
onBeforeInitialXULLayout() {
// Set a sane starting width/height for all resolutions on new profiles.
if (Services.prefs.getBoolPref("privacy.resistFingerprinting")) {
// When the fingerprinting resistance is enabled, making sure that we don't
// have a maximum window to interfere with generating rounded window dimensions.
document.documentElement.setAttribute("sizemode", "normal");
} else if (!document.documentElement.hasAttribute("width")) {
const TARGET_WIDTH = 1280;
const TARGET_HEIGHT = 1040;
let width = Math.min(screen.availWidth * 0.9, TARGET_WIDTH);
let height = Math.min(screen.availHeight * 0.9, TARGET_HEIGHT);
document.documentElement.setAttribute("width", width);
document.documentElement.setAttribute("height", height);
if (width < TARGET_WIDTH && height < TARGET_HEIGHT) {
document.documentElement.setAttribute("sizemode", "maximized");
}
}
// Run menubar initialization first, to avoid TabsInTitlebar code picking
// up mutations from it and causing a reflow.
AutoHideMenubar.init();
// Update the chromemargin attribute so the window can be sized correctly.
window.TabBarVisibility.update();
TabsInTitlebar.init();
new LightweightThemeConsumer(document);
if (AppConstants.platform == "win") {
if (
window.matchMedia("(-moz-os-version: windows-win8)").matches &&
window.matchMedia("(-moz-windows-default-theme)").matches
) {
let windowFrameColor = new Color(
...ChromeUtils.import(
"resource:///modules/Windows8WindowFrameColor.jsm",
{}
).Windows8WindowFrameColor.get()
);
// Default to black for foreground text.
if (!windowFrameColor.isContrastRatioAcceptable(new Color(0, 0, 0))) {
document.documentElement.setAttribute("darkwindowframe", "true");
}
} else if (AppConstants.isPlatformAndVersionAtLeast("win", "10")) {
TelemetryEnvironment.onInitialized().then(() => {
// 17763 is the build number of Windows 10 version 1809
if (
TelemetryEnvironment.currentEnvironment.system.os
.windowsBuildNumber < 17763
) {
document.documentElement.setAttribute(
"always-use-accent-color-for-window-border",
""
);
}
});
}
}
if (
Services.prefs.getBoolPref(
"toolkit.legacyUserProfileCustomizations.windowIcon",
false
)
) {
document.documentElement.setAttribute("icon", "main-window");
}
// Call this after we set attributes that might change toolbars' computed
// text color.
ToolbarIconColor.init();
},
onDOMContentLoaded() {
// This needs setting up before we create the first remote browser.
window.docShell.treeOwner
.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIXULWindow).XULBrowserWindow = window.XULBrowserWindow;
window.browserDOMWindow = new nsBrowserAccess();
gBrowser = window._gBrowser;
delete window._gBrowser;
gBrowser.init();
BrowserWindowTracker.track(window);
gNavToolbox.palette = document.getElementById("BrowserToolbarPalette");
gNavToolbox.palette.remove();
let areas = CustomizableUI.areas;
areas.splice(areas.indexOf(CustomizableUI.AREA_FIXED_OVERFLOW_PANEL), 1);
for (let area of areas) {
let node = document.getElementById(area);
CustomizableUI.registerToolbarNode(node);
}
BrowserSearch.initPlaceHolder();
// Hack to ensure that the various initial pages favicon is loaded
// instantaneously, to avoid flickering and improve perceived performance.
this._callWithURIToLoad(uriToLoad => {
let url;
try {
url = Services.io.newURI(uriToLoad);
} catch (e) {
return;
}
let nonQuery = url.prePath + url.filePath;
if (nonQuery in gPageIcons) {
gBrowser.setIcon(gBrowser.selectedTab, gPageIcons[nonQuery]);
}
});
this._setInitialFocus();
updateFxaToolbarMenu(gFxaToolbarEnabled, true);
},
onLoad() {
gBrowser.addEventListener("DOMUpdateBlockedPopups", gPopupBlockerObserver);
window.addEventListener("AppCommand", HandleAppCommandEvent, true);
// These routines add message listeners. They must run before
// loading the frame script to ensure that we don't miss any
// message sent between when the frame script is loaded and when
// the listener is registered.
DOMEventHandler.init();
gPageStyleMenu.init();
LanguageDetectionListener.init();
BrowserOnClick.init();
CaptivePortalWatcher.init();
ZoomUI.init(window);
let mm = window.getGroupMessageManager("browsers");
mm.loadFrameScript("chrome://browser/content/tab-content.js", true, true);
mm.loadFrameScript("chrome://browser/content/content.js", true, true);
mm.loadFrameScript(
"chrome://global/content/content-HybridContentTelemetry.js",
true
);
window.messageManager.addMessageListener("Browser:LoadURI", RedirectLoad);
if (!gMultiProcessBrowser) {
// There is a Content:Click message manually sent from content.
Services.els.addSystemEventListener(
gBrowser.tabpanels,
"click",
contentAreaClick,
true
);
}
// hook up UI through progress listener
gBrowser.addProgressListener(window.XULBrowserWindow);
gBrowser.addTabsProgressListener(window.TabsProgressListener);
SidebarUI.init();
// We do this in onload because we want to ensure the button's state
// doesn't flicker as the window is being shown.
DownloadsButton.init();
// Certain kinds of automigration rely on this notification to complete
// their tasks BEFORE the browser window is shown. SessionStore uses it to
// restore tabs into windows AFTER important parts like gMultiProcessBrowser
// have been initialized.
Services.obs.notifyObservers(window, "browser-window-before-show");
if (!window.toolbar.visible) {
// adjust browser UI for popups
gURLBar.readOnly = true;
}
// Misc. inits.
gUIDensity.init();
TabletModeUpdater.init();
CombinedStopReload.ensureInitialized();
gPrivateBrowsingUI.init();
BrowserSearch.init();
BrowserPageActions.init();
gAccessibilityServiceIndicator.init();
AccessibilityRefreshBlocker.init();
if (gToolbarKeyNavEnabled) {
ToolbarKeyboardNavigator.init();
}
gRemoteControl.updateVisualCue(Marionette.running);
// If we are given a tab to swap in, take care of it before first paint to
// avoid an about:blank flash.
let tabToAdopt = this.getTabToAdopt();
if (tabToAdopt) {
let evt = new CustomEvent("before-initial-tab-adopted", {
bubbles: true,
});
gBrowser.tabpanels.dispatchEvent(evt);
// Stop the about:blank load
gBrowser.stop();
// make sure it has a docshell
gBrowser.docShell;
// Remove the speculative focus from the urlbar to let the url be formatted.
gURLBar.removeAttribute("focused");
try {
gBrowser.swapBrowsersAndCloseOther(gBrowser.selectedTab, tabToAdopt);
} catch (e) {
Cu.reportError(e);
}
// Clear the reference to the tab once its adoption has been completed.
this._clearTabToAdopt();
}
// Wait until chrome is painted before executing code not critical to making the window visible
this._boundDelayedStartup = this._delayedStartup.bind(this);
window.addEventListener("MozAfterPaint", this._boundDelayedStartup);
if (!PrivateBrowsingUtils.enabled) {
document.getElementById("Tools:PrivateBrowsing").hidden = true;
// Setting disabled doesn't disable the shortcut, so we just remove
// the keybinding.
document.getElementById("key_privatebrowsing").remove();
}
this._loadHandled = true;
},
_cancelDelayedStartup() {
window.removeEventListener("MozAfterPaint", this._boundDelayedStartup);
this._boundDelayedStartup = null;
},
_delayedStartup() {
let { TelemetryTimestamps } = ChromeUtils.import(
"resource://gre/modules/TelemetryTimestamps.jsm"
);
TelemetryTimestamps.add("delayedStartupStarted");
this._cancelDelayedStartup();
// Bug 1531854 - The hidden window is force-created here
// until all of its dependencies are handled.
Services.appShell.hiddenDOMWindow;
gBrowser.addEventListener(
"InsecureLoginFormsStateChange",
function() {
gIdentityHandler.refreshForInsecureLoginForms();
},
true
);
gBrowser.addEventListener(
"PermissionStateChange",
function() {
gIdentityHandler.refreshIdentityBlock();
},
true
);
// Get the service so that it initializes and registers listeners for new
// tab pages in order to be ready for any early-loading about:newtab pages,
// e.g., start/home page, command line / startup uris to load, sessionstore
gAboutNewTabService.QueryInterface(Ci.nsISupports);
this._handleURIToLoad();
Services.obs.addObserver(gIdentityHandler, "perm-changed");
Services.obs.addObserver(gRemoteControl, "remote-active");
Services.obs.addObserver(
gSessionHistoryObserver,
"browser:purge-session-history"
);
Services.obs.addObserver(
gStoragePressureObserver,
"QuotaManager::StoragePressure"
);
Services.obs.addObserver(gXPInstallObserver, "addon-install-disabled");
Services.obs.addObserver(gXPInstallObserver, "addon-install-started");
Services.obs.addObserver(gXPInstallObserver, "addon-install-blocked");
Services.obs.addObserver(
gXPInstallObserver,
"addon-install-fullscreen-blocked"
);
Services.obs.addObserver(
gXPInstallObserver,
"addon-install-origin-blocked"
);
Services.obs.addObserver(gXPInstallObserver, "addon-install-failed");
Services.obs.addObserver(gXPInstallObserver, "addon-install-confirmation");
Services.obs.addObserver(gXPInstallObserver, "addon-install-complete");
window.messageManager.addMessageListener(
"Browser:URIFixup",
gKeywordURIFixup
);
Services.obs.addObserver(gKeywordURIFixupObs, "keyword-uri-fixup");
BrowserOffline.init();
IndexedDBPromptHelper.init();
CanvasPermissionPromptHelper.init();
WebAuthnPromptHelper.init();
// Initialize the full zoom setting.
// We do this before the session restore service gets initialized so we can
// apply full zoom settings to tabs restored by the session restore service.
FullZoom.init();
PanelUI.init();
UpdateUrlbarSearchSplitterState();
BookmarkingUI.init();
BrowserSearch.delayedStartupInit();
AutoShowBookmarksToolbar.init();
gProtectionsHandler.init();
HomePage.delayedStartup().catch(Cu.reportError);
let safeMode = document.getElementById("helpSafeMode");
if (Services.appinfo.inSafeMode) {
document.l10n.setAttributes(safeMode, "menu-help-safe-mode-with-addons");
}
// BiDi UI
gBidiUI = isBidiEnabled();
if (gBidiUI) {
document.getElementById("documentDirection-separator").hidden = false;
document.getElementById("documentDirection-swap").hidden = false;
document.getElementById("textfieldDirection-separator").hidden = false;
document.getElementById("textfieldDirection-swap").hidden = false;
}
// Setup click-and-hold gestures access to the session history
// menus if global click-and-hold isn't turned on
if (!Services.prefs.getBoolPref("ui.click_hold_context_menus", false)) {
SetClickAndHoldHandlers();
}
PlacesToolbarHelper.init();
ctrlTab.readPref();
Services.prefs.addObserver(ctrlTab.prefName, ctrlTab);
// The object handling the downloads indicator is initialized here in the
// delayed startup function, but the actual indicator element is not loaded
// unless there are downloads to be displayed.
DownloadsButton.initializeIndicator();
if (AppConstants.platform != "macosx") {
updateEditUIVisibility();
let placesContext = document.getElementById("placesContext");
placesContext.addEventListener("popupshowing", updateEditUIVisibility);
placesContext.addEventListener("popuphiding", updateEditUIVisibility);
}
FullScreen.init();
if (AppConstants.isPlatformAndVersionAtLeast("win", "10")) {
MenuTouchModeObserver.init();
}
if (AppConstants.MOZ_DATA_REPORTING) {
gDataNotificationInfoBar.init();
}
if (!AppConstants.MOZILLA_OFFICIAL) {
DevelopmentHelpers.init();
}
gExtensionsNotifications.init();
let wasMinimized = window.windowState == window.STATE_MINIMIZED;
window.addEventListener("sizemodechange", () => {
let isMinimized = window.windowState == window.STATE_MINIMIZED;
if (wasMinimized != isMinimized) {
wasMinimized = isMinimized;
UpdatePopupNotificationsVisibility();
}
});
window.addEventListener("mousemove", MousePosTracker);
window.addEventListener("dragover", MousePosTracker);
gNavToolbox.addEventListener("customizationstarting", CustomizationHandler);
gNavToolbox.addEventListener("aftercustomization", CustomizationHandler);
SessionStore.promiseInitialized.then(() => {
// Bail out if the window has been closed in the meantime.
if (window.closed) {
return;
}
// Enable the Restore Last Session command if needed
RestoreLastSessionObserver.init();
SidebarUI.startDelayedLoad();
PanicButtonNotifier.init();
});
gBrowser.tabContainer.addEventListener("TabSelect", function() {
for (let panel of document.querySelectorAll(
"panel[tabspecific='true']"
)) {
if (panel.state == "open") {
panel.hidePopup();
}
}
});
CaptivePortalWatcher.delayedStartup();
this.delayedStartupFinished = true;
_resolveDelayedStartup();
SessionStore.promiseAllWindowsRestored.then(() => {
this._schedulePerWindowIdleTasks();
document.documentElement.setAttribute("sessionrestored", "true");
});
Services.obs.notifyObservers(window, "browser-delayed-startup-finished");
TelemetryTimestamps.add("delayedStartupFinished");
if (BrowserHandler.kiosk) {
// We don't modify popup windows for kiosk mode
if (!gURLBar.readOnly) {
// Don't show status tooltips in kiosk mode
document.getElementById("statuspanel").hidden = true;
window.fullScreen = true;
}
}
},
_setInitialFocus() {
let initiallyFocusedElement = document.commandDispatcher.focusedElement;
this._firstBrowserPaintDeferred = {};
this._firstBrowserPaintDeferred.promise = new Promise(resolve => {
this._firstBrowserPaintDeferred.resolve = resolve;
});
let mm = window.messageManager;
let initialBrowser = gBrowser.selectedBrowser;
mm.addMessageListener(
"Browser:FirstNonBlankPaint",
function onFirstNonBlankPaint() {
mm.removeMessageListener(
"Browser:FirstNonBlankPaint",
onFirstNonBlankPaint
);
initialBrowser.removeAttribute("blank");
}
);
// To prevent flickering of the urlbar-history-dropmarker in the general
// case, the urlbar has the 'focused' attribute set by default.
// If we are not fully sure the urlbar will be focused in this window,
// we should remove the attribute before first paint.
let shouldRemoveFocusedAttribute = true;
this._callWithURIToLoad(uriToLoad => {
if (isBlankPageURL(uriToLoad) || uriToLoad == "about:privatebrowsing") {
focusAndSelectUrlBar();
shouldRemoveFocusedAttribute = false;
return;
}
if (gBrowser.selectedBrowser.isRemoteBrowser) {
// If the initial browser is remote, in order to optimize for first paint,
// we'll defer switching focus to that browser until it has painted.
this._firstBrowserPaintDeferred.promise.then(() => {
// If focus didn't move while we were waiting for first paint, we're okay
// to move to the browser.
if (
document.commandDispatcher.focusedElement == initiallyFocusedElement
) {
gBrowser.selectedBrowser.focus();
}
});
} else {
// If the initial browser is not remote, we can focus the browser
// immediately with no paint performance impact.
gBrowser.selectedBrowser.focus();
}
});
// Delay removing the attribute using requestAnimationFrame to avoid
// invalidating styles multiple times in a row if uriToLoadPromise
// resolves before first paint.
if (shouldRemoveFocusedAttribute) {
window.requestAnimationFrame(() => {
if (shouldRemoveFocusedAttribute) {
gURLBar.removeAttribute("focused");
}
});
}
},
_handleURIToLoad() {
this._callWithURIToLoad(uriToLoad => {
if (!uriToLoad) {
// We don't check whether window.arguments[5] (userContextId) is set
// because tabbrowser.js takes care of that for the initial tab.
return;
}
// We don't check if uriToLoad is a XULElement because this case has
// already been handled before first paint, and the argument cleared.
if (Array.isArray(uriToLoad)) {
// This function throws for certain malformed URIs, so use exception handling
// so that we don't disrupt startup
try {
gBrowser.loadTabs(uriToLoad, {
inBackground: false,
replace: true,
// See below for the semantics of window.arguments. Only the minimum is supported.
userContextId: window.arguments[5],
triggeringPrincipal:
window.arguments[8] ||
Services.scriptSecurityManager.getSystemPrincipal(),
allowInheritPrincipal: window.arguments[9],
csp: window.arguments[10],
fromExternal: true,
});
} catch (e) {}
} else if (window.arguments.length >= 3) {
// window.arguments[1]: unused (bug 871161)
// [2]: referrerInfo (nsIReferrerInfo)
// [3]: postData (nsIInputStream)
// [4]: allowThirdPartyFixup (bool)
// [5]: userContextId (int)
// [6]: originPrincipal (nsIPrincipal)
// [7]: originStoragePrincipal (nsIPrincipal)
// [8]: triggeringPrincipal (nsIPrincipal)
// [9]: allowInheritPrincipal (bool)
// [10]: csp (nsIContentSecurityPolicy)
let userContextId =
window.arguments[5] != undefined
? window.arguments[5]
: Ci.nsIScriptSecurityManager.DEFAULT_USER_CONTEXT_ID;
loadURI(
uriToLoad,
window.arguments[2] || null,
window.arguments[3] || null,
window.arguments[4] || false,
userContextId,
// pass the origin principal (if any) and force its use to create
// an initial about:blank viewer if present:
window.arguments[6],
window.arguments[7],
!!window.arguments[6],
window.arguments[8],
// TODO fix allowInheritPrincipal to default to false.
// Default to true unless explicitly set to false because of bug 1475201.
window.arguments[9] !== false,
window.arguments[10]
);
window.focus();
} else {
// Note: loadOneOrMoreURIs *must not* be called if window.arguments.length >= 3.
// Such callers expect that window.arguments[0] is handled as a single URI.
loadOneOrMoreURIs(
uriToLoad,
Services.scriptSecurityManager.getSystemPrincipal(),
null
);
}
});
},
/**
* Use this function as an entry point to schedule tasks that
* need to run once per window after startup, and can be scheduled
* by using an idle callback.
*
* The functions scheduled here will fire from idle callbacks
* once every window has finished being restored by session
* restore, and after the equivalent only-once tasks
* have run (from _scheduleStartupIdleTasks in BrowserGlue.jsm).
*/
_schedulePerWindowIdleTasks() {
// Bail out if the window has been closed in the meantime.
if (window.closed) {
return;
}
function scheduleIdleTask(func, options) {
requestIdleCallback(function idleTaskRunner() {
if (!window.closed) {
func();
}
}, options);
}
scheduleIdleTask(() => {
// Initialize the Sync UI
gSync.init();
});
scheduleIdleTask(() => {
// Initialize the all tabs menu
gTabsPanel.init();
});
scheduleIdleTask(() => {
CombinedStopReload.startAnimationPrefMonitoring();
});
scheduleIdleTask(() => {
// setup simple gestures support
gGestureSupport.init(true);
// setup history swipe animation
gHistorySwipeAnimation.init();
});
scheduleIdleTask(() => {
gBrowserThumbnails.init();
});
// Show the addons private browsing panel the first time a private window.
scheduleIdleTask(() => {
ExtensionsUI.showPrivateBrowsingNotification(window);
});
scheduleIdleTask(
() => {
// Initialize the download manager some time after the app starts so that
// auto-resume downloads begin (such as after crashing or quitting with
// active downloads) and speeds up the first-load of the download manager UI.
// If the user manually opens the download manager before the timeout, the
// downloads will start right away, and initializing again won't hurt.
try {
DownloadsCommon.initializeAllDataLinks();
ChromeUtils.import(
"resource:///modules/DownloadsTaskbar.jsm",
{}
).DownloadsTaskbar.registerIndicator(window);
if (AppConstants.platform == "macosx") {
ChromeUtils.import(
"resource:///modules/DownloadsMacFinderProgress.jsm"
).DownloadsMacFinderProgress.register();
}
} catch (ex) {
Cu.reportError(ex);
}
},
{ timeout: 10000 }
);
if (Win7Features) {
scheduleIdleTask(() => Win7Features.onOpenWindow());
}
scheduleIdleTask(async () => {
NewTabPagePreloading.maybeCreatePreloadedBrowser(window);
});
// This should always go last, since the idle tasks (except for the ones with
// timeouts) should execute in order. Note that this observer notification is
// not guaranteed to fire, since the window could close before we get here.
scheduleIdleTask(() => {
this.idleTaskPromiseResolve();
Services.obs.notifyObservers(
window,
"browser-idle-startup-tasks-finished"
);
});
},
// Returns the URI(s) to load at startup if it is immediately known, or a
// promise resolving to the URI to load.
get uriToLoadPromise() {
delete this.uriToLoadPromise;
return (this.uriToLoadPromise = (function() {
// window.arguments[0]: URI to load (string), or an nsIArray of
// nsISupportsStrings to load, or a xul:tab of
// a tabbrowser, which will be replaced by this
// window (for this case, all other arguments are
// ignored).
if (!window.arguments || !window.arguments[0]) {
return null;
}
let uri = window.arguments[0];
let defaultArgs = Cc["@mozilla.org/browser/clh;1"].getService(
Ci.nsIBrowserHandler
).defaultArgs;
// If the given URI is different from the homepage, we want to load it.
if (uri != defaultArgs) {
if (uri instanceof Ci.nsIArray) {
// Transform the nsIArray of nsISupportsString's into a JS Array of
// JS strings.
return Array.from(
uri.enumerate(Ci.nsISupportsString),
supportStr => supportStr.data
);
} else if (uri instanceof Ci.nsISupportsString) {
return uri.data;
}
return uri;
}
// The URI appears to be the the homepage. We want to load it only if
// session restore isn't about to override the homepage.
let willOverride = SessionStartup.willOverrideHomepage;
if (typeof willOverride == "boolean") {
return willOverride ? null : uri;
}
return willOverride.then(willOverrideHomepage =>
willOverrideHomepage ? null : uri
);
})());
},
// Calls the given callback with the URI to load at startup.
// Synchronously if possible, or after uriToLoadPromise resolves otherwise.
_callWithURIToLoad(callback) {
let uriToLoad = this.uriToLoadPromise;
if (uriToLoad && uriToLoad.then) {
uriToLoad.then(callback);
} else {
callback(uriToLoad);
}
},
onUnload() {
gUIDensity.uninit();
TabsInTitlebar.uninit();
ToolbarIconColor.uninit();
// In certain scenarios it's possible for unload to be fired before onload,
// (e.g. if the window is being closed after browser.js loads but before the
// load completes). In that case, there's nothing to do here.
if (!this._loadHandled) {
return;
}
// First clean up services initialized in gBrowserInit.onLoad (or those whose
// uninit methods don't depend on the services having been initialized).
CombinedStopReload.uninit();
gGestureSupport.init(false);
gHistorySwipeAnimation.uninit();
FullScreen.uninit();
gSync.uninit();
gExtensionsNotifications.uninit();
try {
gBrowser.removeProgressListener(window.XULBrowserWindow);
gBrowser.removeTabsProgressListener(window.TabsProgressListener);
} catch (ex) {}
PlacesToolbarHelper.uninit();
BookmarkingUI.uninit();
TabletModeUpdater.uninit();
gTabletModePageCounter.finish();
BrowserOnClick.uninit();
CaptivePortalWatcher.uninit();
SidebarUI.uninit();
DownloadsButton.uninit();
gAccessibilityServiceIndicator.uninit();
AccessibilityRefreshBlocker.uninit();
if (gToolbarKeyNavEnabled) {
ToolbarKeyboardNavigator.uninit();
}
BrowserSearch.uninit();
NewTabPagePreloading.removePreloadedBrowser(window);
// Now either cancel delayedStartup, or clean up the services initialized from
// it.
if (this._boundDelayedStartup) {
this._cancelDelayedStartup();
} else {
if (Win7Features) {
Win7Features.onCloseWindow();
}
Services.prefs.removeObserver(ctrlTab.prefName, ctrlTab);
ctrlTab.uninit();
gBrowserThumbnails.uninit();
gProtectionsHandler.uninit();
FullZoom.destroy();
Services.obs.removeObserver(gIdentityHandler, "perm-changed");
Services.obs.removeObserver(gRemoteControl, "remote-active");
Services.obs.removeObserver(
gSessionHistoryObserver,
"browser:purge-session-history"
);
Services.obs.removeObserver(
gStoragePressureObserver,
"QuotaManager::StoragePressure"
);
Services.obs.removeObserver(gXPInstallObserver, "addon-install-disabled");
Services.obs.removeObserver(gXPInstallObserver, "addon-install-started");
Services.obs.removeObserver(gXPInstallObserver, "addon-install-blocked");
Services.obs.removeObserver(
gXPInstallObserver,
"addon-install-fullscreen-blocked"
);
Services.obs.removeObserver(
gXPInstallObserver,
"addon-install-origin-blocked"
);
Services.obs.removeObserver(gXPInstallObserver, "addon-install-failed");
Services.obs.removeObserver(
gXPInstallObserver,
"addon-install-confirmation"
);
Services.obs.removeObserver(gXPInstallObserver, "addon-install-complete");
window.messageManager.removeMessageListener(
"Browser:URIFixup",
gKeywordURIFixup
);
Services.obs.removeObserver(gKeywordURIFixupObs, "keyword-uri-fixup");
window.messageManager.removeMessageListener(
"Browser:LoadURI",
RedirectLoad
);
if (AppConstants.isPlatformAndVersionAtLeast("win", "10")) {
MenuTouchModeObserver.uninit();
}
BrowserOffline.uninit();
IndexedDBPromptHelper.uninit();
CanvasPermissionPromptHelper.uninit();
WebAuthnPromptHelper.uninit();
PanelUI.uninit();
AutoShowBookmarksToolbar.uninit();
}
// Final window teardown, do this last.
gBrowser.destroy();
window.XULBrowserWindow = null;
window.docShell.treeOwner
.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIXULWindow).XULBrowserWindow = null;
window.browserDOMWindow = null;
},
};
gBrowserInit.idleTasksFinishedPromise = new Promise(resolve => {
gBrowserInit.idleTaskPromiseResolve = resolve;
});
function HandleAppCommandEvent(evt) {
switch (evt.command) {
case "Back":
BrowserBack();
break;
case "Forward":
BrowserForward();
break;
case "Reload":
BrowserReloadSkipCache();
break;
case "Stop":
if (XULBrowserWindow.stopCommand.getAttribute("disabled") != "true") {
BrowserStop();
}
break;
case "Search":
BrowserSearch.webSearch();
break;
case "Bookmarks":
SidebarUI.toggle("viewBookmarksSidebar");
break;
case "Home":
BrowserHome();
break;
case "New":
BrowserOpenTab();
break;
case "Close":
BrowserCloseTabOrWindow();
break;
case "Find":
gLazyFindCommand("onFindCommand");
break;
case "Help":
openHelpLink("firefox-help");
break;
case "Open":
BrowserOpenFileWindow();
break;
case "Print":
PrintUtils.printWindow(
gBrowser.selectedBrowser.outerWindowID,
gBrowser.selectedBrowser
);
break;
case "Save":
saveBrowser(gBrowser.selectedBrowser);
break;
case "SendMail":
MailIntegration.sendLinkForBrowser(gBrowser.selectedBrowser);
break;
default:
return;
}
evt.stopPropagation();
evt.preventDefault();
}
function gotoHistoryIndex(aEvent) {
aEvent = getRootEvent(aEvent);
let index = aEvent.target.getAttribute("index");
if (!index) {
return false;
}
let where = whereToOpenLink(aEvent);
if (where == "current") {
// Normal click. Go there in the current tab and update session history.
try {
gBrowser.gotoIndex(index);
} catch (ex) {
return false;
}
return true;
}
// Modified click. Go there in a new tab/window.
let historyindex = aEvent.target.getAttribute("historyindex");
duplicateTabIn(gBrowser.selectedTab, where, Number(historyindex));
return true;
}
function BrowserForward(aEvent) {
let where = whereToOpenLink(aEvent, false, true);
if (where == "current") {
try {
gBrowser.goForward();
} catch (ex) {}
} else {
duplicateTabIn(gBrowser.selectedTab, where, 1);
}
}
function BrowserBack(aEvent) {
let where = whereToOpenLink(aEvent, false, true);
if (where == "current") {
try {
gBrowser.goBack();
} catch (ex) {}
} else {
duplicateTabIn(gBrowser.selectedTab, where, -1);
}
}
function BrowserHandleBackspace() {
switch (Services.prefs.getIntPref("browser.backspace_action")) {
case 0:
BrowserBack();
break;
case 1:
goDoCommand("cmd_scrollPageUp");
break;
}
}
function BrowserHandleShiftBackspace() {
switch (Services.prefs.getIntPref("browser.backspace_action")) {
case 0:
BrowserForward();
break;
case 1:
goDoCommand("cmd_scrollPageDown");
break;
}
}
function BrowserStop() {
gBrowser.webNavigation.stop(Ci.nsIWebNavigation.STOP_ALL);
}
function BrowserReloadOrDuplicate(aEvent) {
aEvent = getRootEvent(aEvent);
let accelKeyPressed =
AppConstants.platform == "macosx" ? aEvent.metaKey : aEvent.ctrlKey;
var backgroundTabModifier = aEvent.button == 1 || accelKeyPressed;
if (aEvent.shiftKey && !backgroundTabModifier) {
BrowserReloadSkipCache();
return;
}
let where = whereToOpenLink(aEvent, false, true);
if (where == "current") {
BrowserReload();
} else {
duplicateTabIn(gBrowser.selectedTab, where);
}
}
function BrowserReload() {
if (gBrowser.currentURI.schemeIs("view-source")) {
// Bug 1167797: For view source, we always skip the cache
return BrowserReloadSkipCache();
}
const reloadFlags = Ci.nsIWebNavigation.LOAD_FLAGS_NONE;
BrowserReloadWithFlags(reloadFlags);
}
const kSkipCacheFlags =
Ci.nsIWebNavigation.LOAD_FLAGS_BYPASS_PROXY |
Ci.nsIWebNavigation.LOAD_FLAGS_BYPASS_CACHE;
function BrowserReloadSkipCache() {
// Bypass proxy and cache.
BrowserReloadWithFlags(kSkipCacheFlags);
}
function BrowserHome(aEvent) {
if (aEvent && "button" in aEvent && aEvent.button == 2) {
// right-click: do nothing
return;
}
var homePage = HomePage.get(window);
var where = whereToOpenLink(aEvent, false, true);
var urls;
var notifyObservers;
// Home page should open in a new tab when current tab is an app tab
if (where == "current" && gBrowser && gBrowser.selectedTab.pinned) {
where = "tab";
}
// openTrustedLinkIn in utilityOverlay.js doesn't handle loading multiple pages
switch (where) {
case "current":
// If we're going to load an initial page in the current tab as the
// home page, we set initialPageLoadedFromURLBar so that the URL
// bar is cleared properly (even during a remoteness flip).
if (isInitialPage(homePage)) {
gBrowser.selectedBrowser.initialPageLoadedFromUserAction = homePage;
}
loadOneOrMoreURIs(
homePage,
Services.scriptSecurityManager.getSystemPrincipal(),
null
);
if (isBlankPageURL(homePage)) {
focusAndSelectUrlBar();
} else {
gBrowser.selectedBrowser.focus();
}
notifyObservers = true;
break;
case "tabshifted":
case "tab":
urls = homePage.split("|");
var loadInBackground = Services.prefs.getBoolPref(
"browser.tabs.loadBookmarksInBackground",
false
);
// The homepage observer event should only be triggered when the homepage opens
// in the foreground. This is mostly to support the homepage changed by extension
// doorhanger which doesn't currently support background pages. This may change in
// bug 1438396.
notifyObservers = !loadInBackground;
gBrowser.loadTabs(urls, {
inBackground: loadInBackground,
triggeringPrincipal: Services.scriptSecurityManager.getSystemPrincipal(),
csp: null,
});
break;
case "window":
// OpenBrowserWindow will trigger the observer event, so no need to do so here.
notifyObservers = false;
OpenBrowserWindow();
break;
}
if (notifyObservers) {
// A notification for when a user has triggered their homepage. This is used
// to display a doorhanger explaining that an extension has modified the
// homepage, if necessary. Observers are only notified if the homepage
// becomes the active page.
Services.obs.notifyObservers(null, "browser-open-homepage-start");
}
}
function loadOneOrMoreURIs(aURIString, aTriggeringPrincipal, aCsp) {
// we're not a browser window, pass the URI string to a new browser window
if (window.location.href != AppConstants.BROWSER_CHROME_URL) {
window.openDialog(
AppConstants.BROWSER_CHROME_URL,
"_blank",
"all,dialog=no",
aURIString
);
return;
}
// This function throws for certain malformed URIs, so use exception handling
// so that we don't disrupt startup
try {
gBrowser.loadTabs(aURIString.split("|"), {
inBackground: false,
replace: true,
triggeringPrincipal: aTriggeringPrincipal,
csp: aCsp,
});
} catch (e) {}
}
/**
* Focuses and expands the location bar input field and selects its contents.
*/
function focusAndSelectUrlBar() {
// In customize mode, the url bar is disabled. If a new tab is opened or the
// user switches to a different tab, this function gets called before we've
// finished leaving customize mode, and the url bar will still be disabled.
// We can't focus it when it's disabled, so we need to re-run ourselves when
// we've finished leaving customize mode.
if (CustomizationHandler.isCustomizing()) {
gNavToolbox.addEventListener("aftercustomization", focusAndSelectUrlBar, {
once: true,
});
return;
}
if (window.fullScreen) {
FullScreen.showNavToolbox();
}
gURLBar.select();
// In cases where the Urlbar is focused but not expanded, the select call
// above may not result in an expansion.
gURLBar.startLayoutExtend();
}
function openLocation(event) {
if (window.location.href == AppConstants.BROWSER_CHROME_URL) {
focusAndSelectUrlBar();
if (gURLBar.openViewOnFocusForCurrentTab && !gURLBar.view.isOpen) {
gURLBar.startQuery({ event });
}
return;
}
// If there's an open browser window, redirect the command there.
let win = getTopWin();
if (win) {
win.focus();
win.openLocation();
return;
}
// There are no open browser windows; open a new one.
window.openDialog(
AppConstants.BROWSER_CHROME_URL,
"_blank",
"chrome,all,dialog=no",
BROWSER_NEW_TAB_URL
);
}
function BrowserOpenTab(event) {
let where = "tab";
let relatedToCurrent = false;
if (event) {
where = whereToOpenLink(event, false, true);
switch (where) {
case "tab":
case "tabshifted":
// When accel-click or middle-click are used, open the new tab as
// related to the current tab.
relatedToCurrent = true;
break;
case "current":
where = "tab";
break;
}
}
// A notification intended to be useful for modular peformance tracking
// starting as close as is reasonably possible to the time when the user
// expressed the intent to open a new tab. Since there are a lot of
// entry points, this won't catch every single tab created, but most
// initiated by the user should go through here.
//
// Note 1: This notification gets notified with a promise that resolves
// with the linked browser when the tab gets created
// Note 2: This is also used to notify a user that an extension has changed
// the New Tab page.
Services.obs.notifyObservers(
{
wrappedJSObject: new Promise(resolve => {
openTrustedLinkIn(BROWSER_NEW_TAB_URL, where, {
relatedToCurrent,
resolveOnNewTabCreated: resolve,
});
}),
},
"browser-open-newtab-start"
);
}
var gLastOpenDirectory = {
_lastDir: null,
get path() {
if (!this._lastDir || !this._lastDir.exists()) {
try {
this._lastDir = Services.prefs.getComplexValue(
"browser.open.lastDir",
Ci.nsIFile
);
if (!this._lastDir.exists()) {
this._lastDir = null;
}
} catch (e) {}
}
return this._lastDir;
},
set path(val) {
try {
if (!val || !val.isDirectory()) {
return;
}
} catch (e) {
return;
}
this._lastDir = val.clone();
// Don't save the last open directory pref inside the Private Browsing mode
if (!PrivateBrowsingUtils.isWindowPrivate(window)) {
Services.prefs.setComplexValue(
"browser.open.lastDir",
Ci.nsIFile,
this._lastDir
);
}
},
reset() {
this._lastDir = null;
},
};
function BrowserOpenFileWindow() {
// Get filepicker component.
try {
const nsIFilePicker = Ci.nsIFilePicker;
let fp = Cc["@mozilla.org/filepicker;1"].createInstance(nsIFilePicker);
let fpCallback = function fpCallback_done(aResult) {
if (aResult == nsIFilePicker.returnOK) {
try {
if (fp.file) {
gLastOpenDirectory.path = fp.file.parent.QueryInterface(Ci.nsIFile);
}
} catch (ex) {}
openTrustedLinkIn(fp.fileURL.spec, "current");
}
};
fp.init(
window,
gNavigatorBundle.getString("openFile"),
nsIFilePicker.modeOpen
);
fp.appendFilters(
nsIFilePicker.filterAll |
nsIFilePicker.filterText |
nsIFilePicker.filterImages |
nsIFilePicker.filterXML |
nsIFilePicker.filterHTML
);
fp.displayDirectory = gLastOpenDirectory.path;
fp.open(fpCallback);
} catch (ex) {}
}
function BrowserCloseTabOrWindow(event) {
// If we're not a browser window, just close the window.
if (window.location.href != AppConstants.BROWSER_CHROME_URL) {
closeWindow(true);
return;
}
// In a multi-select context, close all selected tabs
if (gBrowser.multiSelectedTabsCount) {
gBrowser.removeMultiSelectedTabs();
return;
}
// Keyboard shortcuts that would close a tab that is pinned select the first
// unpinned tab instead.
if (
event &&
(event.ctrlKey || event.metaKey || event.altKey) &&
gBrowser.selectedTab.pinned
) {
if (gBrowser.visibleTabs.length > gBrowser._numPinnedTabs) {
gBrowser.tabContainer.selectedIndex = gBrowser._numPinnedTabs;
}
return;
}
// If the current tab is the last one, this will close the window.
gBrowser.removeCurrentTab({ animate: true });
}
function BrowserTryToCloseWindow() {
if (WindowIsClosing()) {
window.close();
} // WindowIsClosing does all the necessary checks
}
function loadURI(
uri,
referrerInfo,
postData,
allowThirdPartyFixup,
userContextId,
originPrincipal,
originStoragePrincipal,
forceAboutBlankViewerInCurrent,
triggeringPrincipal,
allowInheritPrincipal = false,
csp = null
) {
if (!triggeringPrincipal) {
throw new Error("Must load with a triggering Principal");
}
try {
openLinkIn(uri, "current", {
referrerInfo,
postData,
allowThirdPartyFixup,
userContextId,
originPrincipal,
originStoragePrincipal,
triggeringPrincipal,
csp,
forceAboutBlankViewerInCurrent,
allowInheritPrincipal,
});
} catch (e) {
Cu.reportError(e);
}
}
function getLoadContext() {
return window.docShell.QueryInterface(Ci.nsILoadContext);
}
function readFromClipboard() {
var url;
try {
// Create transferable that will transfer the text.
var trans = Cc["@mozilla.org/widget/transferable;1"].createInstance(
Ci.nsITransferable
);
trans.init(getLoadContext());
trans.addDataFlavor("text/unicode");
// If available, use selection clipboard, otherwise global one
if (Services.clipboard.supportsSelectionClipboard()) {
Services.clipboard.getData(trans, Services.clipboard.kSelectionClipboard);
} else {
Services.clipboard.getData(trans, Services.clipboard.kGlobalClipboard);
}
var data = {};
trans.getTransferData("text/unicode", data);
if (data) {
data = data.value.QueryInterface(Ci.nsISupportsString);
url = data.data;
}
} catch (ex) {}
return url;
}
/**
* Open the View Source dialog.
*
* @param aArgsOrDocument
* Either an object or a Document. Passing a Document is deprecated,
* and is not supported with e10s. This function will throw if
* aArgsOrDocument is a CPOW.
*
* If aArgsOrDocument is an object, that object can take the
* following properties:
*
* URL (required):
* A string URL for the page we'd like to view the source of.
* browser (optional):
* The browser containing the document that we would like to view the
* source of. This is required if outerWindowID is passed.
* outerWindowID (optional):
* The outerWindowID of the content window containing the document that
* we want to view the source of. You only need to provide this if you
* want to attempt to retrieve the document source from the network
* cache.
* lineNumber (optional):
* The line number to focus on once the source is loaded.
*/
async function BrowserViewSourceOfDocument(aArgsOrDocument) {
let args;
if (aArgsOrDocument instanceof Document) {
let doc = aArgsOrDocument;
// Deprecated API - callers should pass args object instead.
if (Cu.isCrossProcessWrapper(doc)) {
throw new Error(
"BrowserViewSourceOfDocument cannot accept a CPOW as a document."
);
}
let win = doc.defaultView;
let browser = win.docShell.chromeEventHandler;
let outerWindowID = win.windowUtils.outerWindowID;
let URL = browser.currentURI.spec;
args = { browser, outerWindowID, URL };
} else {
args = aArgsOrDocument;
}
// Check if external view source is enabled. If so, try it. If it fails,
// fallback to internal view source.
if (Services.prefs.getBoolPref("view_source.editor.external")) {
try {
await top.gViewSourceUtils.openInExternalEditor(args);
return;
} catch (data) {}
}
let tabBrowser = gBrowser;
let preferredRemoteType;
if (args.browser) {
preferredRemoteType = args.browser.remoteType;
} else {
if (!tabBrowser) {
throw new Error(
"BrowserViewSourceOfDocument should be passed the " +
"subject browser if called from a window without " +
"gBrowser defined."
);
}
// Some internal URLs (such as specific chrome: and about: URLs that are
// not yet remote ready) cannot be loaded in a remote browser. View
// source in tab expects the new view source browser's remoteness to match
// that of the original URL, so disable remoteness if necessary for this
// URL.
preferredRemoteType = E10SUtils.getRemoteTypeForURI(
args.URL,
gMultiProcessBrowser,
gFissionBrowser
);
}
// In the case of popups, we need to find a non-popup browser window.
if (!tabBrowser || !window.toolbar.visible) {
// This returns only non-popup browser windows by default.
let browserWindow = BrowserWindowTracker.getTopWindow();
tabBrowser = browserWindow.gBrowser;
}
const inNewWindow = !Services.prefs.getBoolPref("view_source.tab");
// `viewSourceInBrowser` will load the source content from the page
// descriptor for the tab (when possible) or fallback to the network if
// that fails. Either way, the view source module will manage the tab's
// location, so use "about:blank" here to avoid unnecessary redundant
// requests.
let tab = tabBrowser.loadOneTab("about:blank", {
relatedToCurrent: true,
inBackground: inNewWindow,
skipAnimation: inNewWindow,
preferredRemoteType,
sameProcessAsFrameLoader: args.browser ? args.browser.frameLoader : null,
triggeringPrincipal: Services.scriptSecurityManager.getSystemPrincipal(),
});
args.viewSourceBrowser = tabBrowser.getBrowserForTab(tab);
top.gViewSourceUtils.viewSourceInBrowser(args);
if (inNewWindow) {
tabBrowser.hideTab(tab);
tabBrowser.replaceTabWithWindow(tab);
}
}
/**
* Opens the View Source dialog for the source loaded in the root
* top-level document of the browser. This is really just a
* convenience wrapper around BrowserViewSourceOfDocument.
*
* @param browser
* The browser that we want to load the source of.
*/
function BrowserViewSource(browser) {
BrowserViewSourceOfDocument({
browser,
outerWindowID: browser.outerWindowID,
URL: browser.currentURI.spec,
});
}
// documentURL - URL of the document to view, or null for this window's document
// initialTab - name of the initial tab to display, or null for the first tab
// imageElement - image to load in the Media Tab of the Page Info window; can be null/omitted
// browsingContext - the browsingContext of the frame that we want to view information about; can be null/omitted
// browser - the browser containing the document we're interested in inspecting; can be null/omitted
function BrowserPageInfo(
documentURL,
initialTab,
imageElement,
browsingContext,
browser
) {
if (documentURL instanceof HTMLDocument) {
Deprecated.warning(
"Please pass the location URL instead of the document " +
"to BrowserPageInfo() as the first argument.",
"https://bugzilla.mozilla.org/show_bug.cgi?id=1238180"
);
documentURL = documentURL.location;
}
let args = { initialTab, imageElement, browsingContext, browser };
documentURL = documentURL || window.gBrowser.selectedBrowser.currentURI.spec;
// Check for windows matching the url
for (let currentWindow of Services.wm.getEnumerator("Browser:page-info")) {
if (currentWindow.closed) {
continue;
}
if (
currentWindow.document.documentElement.getAttribute("relatedUrl") ==
documentURL
) {
currentWindow.focus();
currentWindow.resetPageInfo(args);
return currentWindow;
}
}
// We didn't find a matching window, so open a new one.
return openDialog(
"chrome://browser/content/pageinfo/pageInfo.xul",
"",
"chrome,toolbar,dialog=no,resizable",
args
);
}
/**
* Sets the URI to display in the location bar.
*
* @param aURI [optional]
* nsIURI to set. If this is unspecified, the current URI will be used.
* @param updatePopupNotifications [optional]
* Passed though to SetPageProxyState, indicates whether the
* PopupNotifications need updated.
*/
function URLBarSetURI(aURI, updatePopupNotifications) {
var value = gBrowser.userTypedValue;
var valid = false;
// Explicitly check for nulled out value. We don't want to reset the URL
// bar if the user has deleted the URL and we'd just put the same URL
// back. See bug 304198.
if (value === null) {
let uri = aURI || gBrowser.currentURI;
// Strip off usernames and passwords for the location bar
try {
uri = Services.uriFixup.createExposableURI(uri);
} catch (e) {}
// Replace initial page URIs with an empty string
// only if there's no opener (bug 370555).
if (
isInitialPage(uri) &&
checkEmptyPageOrigin(gBrowser.selectedBrowser, uri)
) {
value = "";
} else {
// We should deal with losslessDecodeURI throwing for exotic URIs
try {
value = losslessDecodeURI(uri);
} catch (ex) {
value = "about:blank";
}
}
valid = !isBlankPageURL(uri.spec) || uri.schemeIs("moz-extension");
} else if (
isInitialPage(value) &&
checkEmptyPageOrigin(gBrowser.selectedBrowser)
) {
value = "";
valid = true;
}
let isDifferentValidValue = valid && value != gURLBar.value;
gURLBar.value = value;
gURLBar.valueIsTyped = !valid;
gURLBar.removeAttribute("usertyping");
if (isDifferentValidValue) {
// The selection is enforced only for new values, to avoid overriding the
// cursor position when the user switches windows while typing.
gURLBar.selectionStart = gURLBar.selectionEnd = 0;
}
SetPageProxyState(valid ? "valid" : "invalid", updatePopupNotifications);
}
function losslessDecodeURI(aURI) {
let scheme = aURI.scheme;
if (scheme == "moz-action") {
throw new Error("losslessDecodeURI should never get a moz-action URI");
}
var value = aURI.displaySpec;
let decodeASCIIOnly = !["https", "http", "file", "ftp"].includes(scheme);
// Try to decode as UTF-8 if there's no encoding sequence that we would break.
if (!/%25(?:3B|2F|3F|3A|40|26|3D|2B|24|2C|23)/i.test(value)) {
if (decodeASCIIOnly) {
// This only decodes ascii characters (hex) 20-7e, except 25 (%).
// This avoids both cases stipulated below (%-related issues, and \r, \n
// and \t, which would be %0d, %0a and %09, respectively) as well as any
// non-US-ascii characters.
value = value.replace(
/%(2[0-4]|2[6-9a-f]|[3-6][0-9a-f]|7[0-9a-e])/g,
decodeURI
);
} else {
try {
value = decodeURI(value)
// 1. decodeURI decodes %25 to %, which creates unintended
// encoding sequences. Re-encode it, unless it's part of
// a sequence that survived decodeURI, i.e. one for:
// ';', '/', '?', ':', '@', '&', '=', '+', '$', ',', '#'
// (RFC 3987 section 3.2)
// 2. Re-encode select whitespace so that it doesn't get eaten
// away by the location bar (bug 410726). Re-encode all
// adjacent whitespace, to prevent spoofing attempts where
// invisible characters would push part of the URL to
// overflow the location bar (bug 1395508).
.replace(
/%(?!3B|2F|3F|3A|40|26|3D|2B|24|2C|23)|[\r\n\t]|\s(?=\s)|\s$/gi,
encodeURIComponent
);
} catch (e) {}
}
}
// Encode invisible characters (C0/C1 control characters, U+007F [DEL],
// U+00A0 [no-break space], line and paragraph separator,
// object replacement character) (bug 452979, bug 909264)
value = value.replace(
// eslint-disable-next-line no-control-regex
/[\u0000-\u001f\u007f-\u00a0\u2028\u2029\ufffc]/g,
encodeURIComponent
);
// Encode default ignorable characters (bug 546013)
// except ZWNJ (U+200C) and ZWJ (U+200D) (bug 582186).
// This includes all bidirectional formatting characters.
// (RFC 3987 sections 3.2 and 4.1 paragraph 6)
value = value.replace(
// eslint-disable-next-line no-misleading-character-class
/[\u00ad\u034f\u061c\u115f-\u1160\u17b4-\u17b5\u180b-\u180d\u200b\u200e-\u200f\u202a-\u202e\u2060-\u206f\u3164\ufe00-\ufe0f\ufeff\uffa0\ufff0-\ufff8]|\ud834[\udd73-\udd7a]|[\udb40-\udb43][\udc00-\udfff]/g,
encodeURIComponent
);
return value;
}
function UpdateUrlbarSearchSplitterState() {
var splitter = document.getElementById("urlbar-search-splitter");
var urlbar = document.getElementById("urlbar-container");
var searchbar = document.getElementById("search-container");
if (document.documentElement.getAttribute("customizing") == "true") {
if (splitter) {
splitter.remove();
}
return;
}
// If the splitter is already in the right place, we don't need to do anything:
if (
splitter &&
((splitter.nextElementSibling == searchbar &&
splitter.previousElementSibling == urlbar) ||
(splitter.nextElementSibling == urlbar &&
splitter.previousElementSibling == searchbar))
) {
return;
}
var ibefore = null;
if (urlbar && searchbar) {
if (urlbar.nextElementSibling == searchbar) {
ibefore = searchbar;
} else if (searchbar.nextElementSibling == urlbar) {
ibefore = urlbar;
}
}
if (ibefore) {
if (!splitter) {
splitter = document.createXULElement("splitter");
splitter.id = "urlbar-search-splitter";
splitter.setAttribute("resizebefore", "flex");
splitter.setAttribute("resizeafter", "flex");
splitter.setAttribute("skipintoolbarset", "true");
splitter.setAttribute("overflows", "false");
splitter.className = "chromeclass-toolbar-additional";
}
urlbar.parentNode.insertBefore(splitter, ibefore);
} else if (splitter) {
splitter.remove();
}
}
function UpdatePageProxyState() {
if (gURLBar && gURLBar.value != gLastValidURLStr) {
SetPageProxyState("invalid", true);
}
}
/**
* Updates the user interface to indicate whether the URI in the location bar is
* different than the loaded page, because it's being edited or because a search
* result is currently selected and is displayed in the location bar.
*
* @param aState
* The string "valid" indicates that the security indicators and other
* related user interface elments should be shown because the URI in the
* location bar matches the loaded page. The string "invalid" indicates
* that the URI in the location bar is different than the loaded page.
* @param updatePopupNotifications
* Boolean that indicates whether we should update the PopupNotifications
* visibility due to this change, otherwise avoid doing so as it is being
* handled somewhere else.
*/
function SetPageProxyState(aState, updatePopupNotifications) {
if (!gURLBar) {
return;
}
let oldPageProxyState = gURLBar.getAttribute("pageproxystate");
gURLBar.setPageProxyState(aState);
// the page proxy state is set to valid via OnLocationChange, which
// gets called when we switch tabs.
if (aState == "valid") {
gLastValidURLStr = gURLBar.value;
gURLBar.addEventListener("input", UpdatePageProxyState);
} else if (aState == "invalid") {
gURLBar.removeEventListener("input", UpdatePageProxyState);
}
// After we've ensured that we've applied the listeners and updated the value
// of gLastValidURLStr, return early if the actual state hasn't changed.
if (oldPageProxyState == aState || !updatePopupNotifications) {
return;
}
UpdatePopupNotificationsVisibility();
}
function UpdatePopupNotificationsVisibility() {
// Only need to do something if the PopupNotifications object for this window
// has already been initialized (i.e. its getter no longer exists).
if (Object.getOwnPropertyDescriptor(window, "PopupNotifications").get) {
return;
}
// Notify PopupNotifications that the visible anchors may have changed. This
// also checks the suppression state according to the "shouldSuppress"
// function defined earlier in this file.
PopupNotifications.anchorVisibilityChange();
}
function PageProxyClickHandler(aEvent) {
if (aEvent.button == 1 && Services.prefs.getBoolPref("middlemouse.paste")) {
middleMousePaste(aEvent);
}
}
// Values for telemtery bins: see TLS_ERROR_REPORT_UI in Histograms.json
const TLS_ERROR_REPORT_TELEMETRY_AUTO_CHECKED = 2;
const TLS_ERROR_REPORT_TELEMETRY_AUTO_UNCHECKED = 3;
const SEC_ERROR_BASE = Ci.nsINSSErrorsService.NSS_SEC_ERROR_BASE;
const SEC_ERROR_UNKNOWN_ISSUER = SEC_ERROR_BASE + 13;
const PREF_SSL_IMPACT_ROOTS = ["security.tls.version.", "security.ssl3."];
/**
* Handle command events bubbling up from error page content
* or from about:newtab or from remote error pages that invoke
* us via async messaging.
*/
var BrowserOnClick = {
init() {
let mm = window.messageManager;
mm.addMessageListener("Browser:CertExceptionError", this);
mm.addMessageListener("Browser:SiteBlockedError", this);
mm.addMessageListener("Browser:SetSSLErrorReportAuto", this);
mm.addMessageListener("Browser:ResetSSLPreferences", this);
},
uninit() {
let mm = window.messageManager;
mm.removeMessageListener("Browser:CertExceptionError", this);
mm.removeMessageListener("Browser:SiteBlockedError", this);
mm.removeMessageListener("Browser:SetSSLErrorReportAuto", this);
mm.removeMessageListener("Browser:ResetSSLPreferences", this);
},
receiveMessage(msg) {
switch (msg.name) {
case "Browser:CertExceptionError":
this.onCertError(
msg.target,
msg.data.elementId,
msg.data.location,
msg.data.securityInfoAsString
);
break;
case "Browser:SiteBlockedError":
this.onAboutBlocked(
msg.data.elementId,
msg.data.reason,
msg.data.isTopFrame,
msg.data.location,
msg.data.blockedInfo
);
break;
case "Browser:ResetSSLPreferences":
let prefSSLImpact = PREF_SSL_IMPACT_ROOTS.reduce((prefs, root) => {
return prefs.concat(Services.prefs.getChildList(root));
}, []);
for (let prefName of prefSSLImpact) {
Services.prefs.clearUserPref(prefName);
}
msg.target.reload();
break;
case "Browser:SetSSLErrorReportAuto":
Services.prefs.setBoolPref(
"security.ssl.errorReporting.automatic",
msg.json.automatic
);
let bin = TLS_ERROR_REPORT_TELEMETRY_AUTO_UNCHECKED;
if (msg.json.automatic) {
bin = TLS_ERROR_REPORT_TELEMETRY_AUTO_CHECKED;
}
Services.telemetry.getHistogramById("TLS_ERROR_REPORT_UI").add(bin);
break;
}
},
onCertError(browser, elementId, location, securityInfoAsString) {
let securityInfo;
let cert;
switch (elementId) {
case "viewCertificate":
securityInfo = getSecurityInfo(securityInfoAsString);
cert = securityInfo.serverCert;
if (Services.prefs.getBoolPref("security.aboutcertificate.enabled")) {
let certChain = getCertificateChain(securityInfo.failedCertChain);
let certs = certChain.map(elem =>
encodeURIComponent(elem.getBase64DERString())
);
let certsStringURL = certs.map(elem => `cert=${elem}`);
certsStringURL = certsStringURL.join("&");
let url = `about:certificate?${certsStringURL}`;
openTrustedLinkIn(url, "tab");
} else {
Services.ww.openWindow(
window,
"chrome://pippki/content/certViewer.xul",
"_blank",
"centerscreen,chrome",
cert
);
}
break;
case "exceptionDialogButton":
securityInfo = getSecurityInfo(securityInfoAsString);
let overrideService = Cc[
"@mozilla.org/security/certoverride;1"
].getService(Ci.nsICertOverrideService);
let flags = 0;
if (securityInfo.isUntrusted) {
flags |= overrideService.ERROR_UNTRUSTED;
}
if (securityInfo.isDomainMismatch) {
flags |= overrideService.ERROR_MISMATCH;
}
if (securityInfo.isNotValidAtThisTime) {
flags |= overrideService.ERROR_TIME;
}
let uri = Services.uriFixup.createFixupURI(location, 0);
let permanentOverride =
!PrivateBrowsingUtils.isBrowserPrivate(browser) &&
Services.prefs.getBoolPref("security.certerrors.permanentOverride");
cert = securityInfo.serverCert;
overrideService.rememberValidityOverride(
uri.asciiHost,
uri.port,
cert,
flags,
!permanentOverride
);
browser.reload();
break;
}
},
onAboutBlocked(elementId, reason, isTopFrame, location, blockedInfo) {
// Depending on what page we are displaying here (malware/phishing/unwanted)
// use the right strings and links for each.
let bucketName = "";
let sendTelemetry = false;
if (reason === "malware") {
sendTelemetry = true;
bucketName = "WARNING_MALWARE_PAGE_";
} else if (reason === "phishing") {
sendTelemetry = true;
bucketName = "WARNING_PHISHING_PAGE_";
} else if (reason === "unwanted") {
sendTelemetry = true;
bucketName = "WARNING_UNWANTED_PAGE_";
} else if (reason === "harmful") {
sendTelemetry = true;
bucketName = "WARNING_HARMFUL_PAGE_";
}
let secHistogram = Services.telemetry.getHistogramById(
"URLCLASSIFIER_UI_EVENTS"
);
let nsISecTel = Ci.IUrlClassifierUITelemetry;
bucketName += isTopFrame ? "TOP_" : "FRAME_";
switch (elementId) {
case "goBackButton":
if (sendTelemetry) {
secHistogram.add(nsISecTel[bucketName + "GET_ME_OUT_OF_HERE"]);
}
getMeOutOfHere();
break;
case "ignore_warning_link":
if (Services.prefs.getBoolPref("browser.safebrowsing.allowOverride")) {
if (sendTelemetry) {
secHistogram.add(nsISecTel[bucketName + "IGNORE_WARNING"]);
}
this.ignoreWarningLink(reason, blockedInfo);
}
break;
}
},
ignoreWarningLink(reason, blockedInfo) {
let triggeringPrincipal = E10SUtils.deserializePrincipal(
blockedInfo.triggeringPrincipal,
_createNullPrincipalFromTabUserContextId()
);
// Allow users to override and continue through to the site,
// but add a notify bar as a reminder, so that they don't lose
// track after, e.g., tab switching.
gBrowser.loadURI(gBrowser.currentURI.spec, {
triggeringPrincipal,
flags: Ci.nsIWebNavigation.LOAD_FLAGS_BYPASS_CLASSIFIER,
});
// We can't use gBrowser.contentPrincipal which is principal of about:blocked
// Create one from uri with current principal origin attributes
let principal = Services.scriptSecurityManager.createContentPrincipal(
gBrowser.currentURI,
gBrowser.contentPrincipal.originAttributes
);
Services.perms.addFromPrincipal(
principal,
"safe-browsing",
Ci.nsIPermissionManager.ALLOW_ACTION,
Ci.nsIPermissionManager.EXPIRE_SESSION
);
let buttons = [
{
label: gNavigatorBundle.getString(
"safebrowsing.getMeOutOfHereButton.label"
),
accessKey: gNavigatorBundle.getString(
"safebrowsing.getMeOutOfHereButton.accessKey"
),
callback() {
getMeOutOfHere();
},
},
];
let title;
if (reason === "malware") {
let reportUrl = gSafeBrowsing.getReportURL("MalwareMistake", blockedInfo);
title = gNavigatorBundle.getString("safebrowsing.reportedAttackSite");
// There's no button if we can not get report url, for example if the provider
// of blockedInfo is not Google
if (reportUrl) {
buttons[1] = {
label: gNavigatorBundle.getString(
"safebrowsing.notAnAttackButton.label"
),
accessKey: gNavigatorBundle.getString(
"safebrowsing.notAnAttackButton.accessKey"
),
callback() {
openTrustedLinkIn(reportUrl, "tab");
},
};
}
} else if (reason === "phishing") {
let reportUrl = gSafeBrowsing.getReportURL("PhishMistake", blockedInfo);
title = gNavigatorBundle.getString("safebrowsing.deceptiveSite");
// There's no button if we can not get report url, for example if the provider
// of blockedInfo is not Google
if (reportUrl) {
buttons[1] = {
label: gNavigatorBundle.getString(
"safebrowsing.notADeceptiveSiteButton.label"
),
accessKey: gNavigatorBundle.getString(
"safebrowsing.notADeceptiveSiteButton.accessKey"
),
callback() {
openTrustedLinkIn(reportUrl, "tab");
},
};
}
} else if (reason === "unwanted") {
title = gNavigatorBundle.getString("safebrowsing.reportedUnwantedSite");
// There is no button for reporting errors since Google doesn't currently
// provide a URL endpoint for these reports.
} else if (reason === "harmful") {
title = gNavigatorBundle.getString("safebrowsing.reportedHarmfulSite");
// There is no button for reporting errors since Google doesn't currently
// provide a URL endpoint for these reports.
}
SafeBrowsingNotificationBox.show(title, buttons);
},
};
/**
* Re-direct the browser to a known-safe page. This function is
* used when, for example, the user browses to a known malware page
* and is presented with about:blocked. The "Get me out of here!"
* button should take the user to the default start page so that even
* when their own homepage is infected, we can get them somewhere safe.
*/
function getMeOutOfHere() {
gBrowser.loadURI(getDefaultHomePage(), {
triggeringPrincipal: Services.scriptSecurityManager.getSystemPrincipal(), // Also needs to load homepage
});
}
/**
* Return the default start page for the cases when the user's own homepage is
* infected, so we can get them somewhere safe.
*/
function getDefaultHomePage() {
let url = BROWSER_NEW_TAB_URL;
if (PrivateBrowsingUtils.isWindowPrivate(window)) {
return url;
}
url = HomePage.getDefault();
// If url is a pipe-delimited set of pages, just take the first one.
if (url.includes("|")) {
url = url.split("|")[0];
}
return url;
}
function BrowserFullScreen() {
window.fullScreen = !window.fullScreen || BrowserHandler.kiosk;
}
function getWebNavigation() {
return gBrowser.webNavigation;
}
function BrowserReloadWithFlags(reloadFlags) {
let unchangedRemoteness = [];
for (let tab of gBrowser.selectedTabs) {
let browser = tab.linkedBrowser;
let url = browser.currentURI.spec;
if (gBrowser.updateBrowserRemotenessByURL(browser, url)) {
// If the remoteness has changed, the new browser doesn't have any
// information of what was loaded before, so we need to load the previous
// URL again.
if (tab.linkedPanel) {
loadBrowserURI(browser, url);
} else {
// Shift to fully loaded browser and make
// sure load handler is instantiated.
tab.addEventListener(
"SSTabRestoring",
() => loadBrowserURI(browser, url),
{ once: true }
);
gBrowser._insertBrowser(tab);
}
} else if (browser.hasAttribute("recordExecution")) {
// Recording tabs always use new content processes when reloading, to get
// a fresh recording.
gBrowser.updateBrowserRemoteness(browser, {
recordExecution: "*",
newFrameloader: true,
remoteType: E10SUtils.DEFAULT_REMOTE_TYPE,
});
loadBrowserURI(browser, url);
} else {
unchangedRemoteness.push(tab);
}
}
if (!unchangedRemoteness.length) {
return;
}
// Reset temporary permissions on the remaining tabs to reload.
// This is done here because we only want to reset
// permissions on user reload.
for (let tab of unchangedRemoteness) {
SitePermissions.clearTemporaryPermissions(tab.linkedBrowser);
// Also reset DOS mitigations for the basic auth prompt on reload.
delete tab.linkedBrowser.authPromptAbuseCounter;
}
PanelMultiView.hidePopup(gIdentityHandler._identityPopup);
let handlingUserInput = window.windowUtils.isHandlingUserInput;
for (let tab of unchangedRemoteness) {
if (tab.linkedPanel) {
sendReloadMessage(tab);
} else {
// Shift to fully loaded browser and make
// sure load handler is instantiated.
tab.addEventListener("SSTabRestoring", () => sendReloadMessage(tab), {
once: true,
});
gBrowser._insertBrowser(tab);
}
}
function loadBrowserURI(browser, url) {
browser.loadURI(url, {
flags: reloadFlags,
triggeringPrincipal: browser.contentPrincipal,
});
}
function sendReloadMessage(tab) {
tab.linkedBrowser.sendMessageToActor(
"Browser:Reload",
{ flags: reloadFlags, handlingUserInput },
"BrowserTab"
);
}
}
function getSecurityInfo(securityInfoAsString) {
if (!securityInfoAsString) {
return null;
}
let securityInfo = gSerializationHelper.deserializeObject(
securityInfoAsString
);
securityInfo.QueryInterface(Ci.nsITransportSecurityInfo);
return securityInfo;
}
// TODO: can we pull getPEMString in from pippki.js instead of
// duplicating them here?
function getPEMString(cert) {
var derb64 = cert.getBase64DERString();
// Wrap the Base64 string into lines of 64 characters,
// with CRLF line breaks (as specified in RFC 1421).
var wrapped = derb64.replace(/(\S{64}(?!$))/g, "$1\r\n");
return (
"-----BEGIN CERTIFICATE-----\r\n" +
wrapped +
"\r\n-----END CERTIFICATE-----\r\n"
);
}
function getCertificateChain(certChain) {
let certificates = [];
for (let cert of certChain.getEnumerator()) {
certificates.push(cert);
}
return certificates;
}
var PrintPreviewListener = {
_printPreviewTab: null,
_simplifiedPrintPreviewTab: null,
_tabBeforePrintPreview: null,
_simplifyPageTab: null,
_lastRequestedPrintPreviewTab: null,
_createPPBrowser() {
let browser = this.getSourceBrowser();
let preferredRemoteType = browser.remoteType;
return gBrowser.loadOneTab("about:printpreview", {
inBackground: true,
preferredRemoteType,
sameProcessAsFrameLoader: browser.frameLoader,
triggeringPrincipal: Services.scriptSecurityManager.getSystemPrincipal(),
});
},
getPrintPreviewBrowser() {
if (!this._printPreviewTab) {
this._printPreviewTab = this._createPPBrowser();
}
gBrowser._allowTabChange = true;
this._lastRequestedPrintPreviewTab = gBrowser.selectedTab = this._printPreviewTab;
gBrowser._allowTabChange = false;
return gBrowser.getBrowserForTab(this._printPreviewTab);
},
getSimplifiedPrintPreviewBrowser() {
if (!this._simplifiedPrintPreviewTab) {
this._simplifiedPrintPreviewTab = this._createPPBrowser();
}
gBrowser._allowTabChange = true;
this._lastRequestedPrintPreviewTab = gBrowser.selectedTab = this._simplifiedPrintPreviewTab;
gBrowser._allowTabChange = false;
return gBrowser.getBrowserForTab(this._simplifiedPrintPreviewTab);
},
createSimplifiedBrowser() {
let browser = this.getSourceBrowser();
this._simplifyPageTab = gBrowser.loadOneTab("about:printpreview", {
inBackground: true,
sameProcessAsFrameLoader: browser.frameLoader,
triggeringPrincipal: Services.scriptSecurityManager.getSystemPrincipal(),
});
return this.getSimplifiedSourceBrowser();
},
getSourceBrowser() {
if (!this._tabBeforePrintPreview) {
this._tabBeforePrintPreview = gBrowser.selectedTab;
}
return this._tabBeforePrintPreview.linkedBrowser;
},
getSimplifiedSourceBrowser() {
return this._simplifyPageTab
? gBrowser.getBrowserForTab(this._simplifyPageTab)
: null;
},
getNavToolbox() {
return gNavToolbox;
},
onEnter() {
// We might have accidentally switched tabs since the user invoked print
// preview
if (gBrowser.selectedTab != this._lastRequestedPrintPreviewTab) {
gBrowser.selectedTab = this._lastRequestedPrintPreviewTab;
}
gInPrintPreviewMode = true;
this._toggleAffectedChrome();
},
onExit() {
gBrowser._allowTabChange = true;
gBrowser.selectedTab = this._tabBeforePrintPreview;
gBrowser._allowTabChange = false;
this._tabBeforePrintPreview = null;
gInPrintPreviewMode = false;
this._toggleAffectedChrome();
let tabsToRemove = [
"_simplifyPageTab",
"_printPreviewTab",
"_simplifiedPrintPreviewTab",
];
for (let tabProp of tabsToRemove) {
if (this[tabProp]) {
gBrowser.removeTab(this[tabProp]);
this[tabProp] = null;
}
}
gBrowser.deactivatePrintPreviewBrowsers();
this._lastRequestedPrintPreviewTab = null;
},
_toggleAffectedChrome() {
gNavToolbox.collapsed = gInPrintPreviewMode;
if (gInPrintPreviewMode) {
this._hideChrome();
} else {
this._showChrome();
}
TabsInTitlebar.allowedBy("print-preview", !gInPrintPreviewMode);
},
_hideChrome() {
this._chromeState = {};
this._chromeState.sidebarOpen = SidebarUI.isOpen;
this._sidebarCommand = SidebarUI.currentID;
SidebarUI.hide();
this._chromeState.findOpen = gFindBarInitialized && !gFindBar.hidden;
if (gFindBarInitialized) {
gFindBar.close();
}
gBrowser.getNotificationBox().stack.hidden = true;
gNotificationBox.stack.hidden = true;
},
_showChrome() {
gNotificationBox.stack.hidden = false;
gBrowser.getNotificationBox().stack.hidden = false;
if (this._chromeState.findOpen) {
gLazyFindCommand("open");
}
if (this._chromeState.sidebarOpen) {
SidebarUI.show(this._sidebarCommand);
}
},
activateBrowser(browser) {
gBrowser.activateBrowserForPrintPreview(browser);
},
};
var browserDragAndDrop = {
canDropLink: aEvent => Services.droppedLinkHandler.canDropLink(aEvent, true),
dragOver(aEvent) {
if (this.canDropLink(aEvent)) {
aEvent.preventDefault();
}
},
getTriggeringPrincipal(aEvent) {
return Services.droppedLinkHandler.getTriggeringPrincipal(aEvent);
},
getCSP(aEvent) {
return Services.droppedLinkHandler.getCSP(aEvent);
},
validateURIsForDrop(aEvent, aURIs) {
return Services.droppedLinkHandler.validateURIsForDrop(aEvent, aURIs);
},
dropLinks(aEvent, aDisallowInherit) {
return Services.droppedLinkHandler.dropLinks(aEvent, aDisallowInherit);
},
};
var homeButtonObserver = {
onDrop(aEvent) {
// disallow setting home pages that inherit the principal
let links = browserDragAndDrop.dropLinks(aEvent, true);
if (links.length) {
let urls = [];
for (let link of links) {
if (link.url.includes("|")) {
urls.push(...link.url.split("|"));
} else {
urls.push(link.url);
}
}
try {
browserDragAndDrop.validateURIsForDrop(aEvent, urls);
} catch (e) {
return;
}
setTimeout(openHomeDialog, 0, urls.join("|"));
}
},
onDragOver(aEvent) {
if (HomePage.locked) {
return;
}
browserDragAndDrop.dragOver(aEvent);
aEvent.dropEffect = "link";
},
onDragExit(aEvent) {},
};
function openHomeDialog(aURL) {
var promptTitle = gNavigatorBundle.getString("droponhometitle");
var promptMsg;
if (aURL.includes("|")) {
promptMsg = gNavigatorBundle.getString("droponhomemsgMultiple");
} else {
promptMsg = gNavigatorBundle.getString("droponhomemsg");
}
var pressedVal = Services.prompt.confirmEx(
window,
promptTitle,
promptMsg,
Services.prompt.STD_YES_NO_BUTTONS,
null,
null,
null,
null,
{ value: 0 }
);
if (pressedVal == 0) {
HomePage.set(aURL).catch(Cu.reportError);
}
}
var newTabButtonObserver = {
onDragOver(aEvent) {
browserDragAndDrop.dragOver(aEvent);
},
onDragExit(aEvent) {},
async onDrop(aEvent) {
let shiftKey = aEvent.shiftKey;
let links = browserDragAndDrop.dropLinks(aEvent);
let triggeringPrincipal = browserDragAndDrop.getTriggeringPrincipal(aEvent);
let csp = browserDragAndDrop.getCSP(aEvent);
if (
links.length >=
Services.prefs.getIntPref("browser.tabs.maxOpenBeforeWarn")
) {
// Sync dialog cannot be used inside drop event handler.
let answer = await OpenInTabsUtils.promiseConfirmOpenInTabs(
links.length,
window
);
if (!answer) {
return;
}
}
for (let link of links) {
if (link.url) {
let data = await UrlbarUtils.getShortcutOrURIAndPostData(link.url);
// Allow third-party services to fixup this URL.
openNewTabWith(data.url, shiftKey, {
// TODO fix allowInheritPrincipal
// (this is required by javascript: drop to the new window) Bug 1475201
allowInheritPrincipal: true,
postData: data.postData,
allowThirdPartyFixup: true,
triggeringPrincipal,
csp,
});
}
}
},
};
var newWindowButtonObserver = {
onDragOver(aEvent) {
browserDragAndDrop.dragOver(aEvent);
},
onDragExit(aEvent) {},
async onDrop(aEvent) {
let links = browserDragAndDrop.dropLinks(aEvent);
let triggeringPrincipal = browserDragAndDrop.getTriggeringPrincipal(aEvent);
let csp = browserDragAndDrop.getCSP(aEvent);
if (
links.length >=
Services.prefs.getIntPref("browser.tabs.maxOpenBeforeWarn")
) {
// Sync dialog cannot be used inside drop event handler.
let answer = await OpenInTabsUtils.promiseConfirmOpenInTabs(
links.length,
window
);
if (!answer) {
return;
}
}
for (let link of links) {
if (link.url) {
let data = await UrlbarUtils.getShortcutOrURIAndPostData(link.url);
// Allow third-party services to fixup this URL.
openNewWindowWith(data.url, {
// TODO fix allowInheritPrincipal
// (this is required by javascript: drop to the new window) Bug 1475201
allowInheritPrincipal: true,
postData: data.postData,
allowThirdPartyFixup: true,
triggeringPrincipal,
csp,
});
}
}
},
};
const DOMEventHandler = {
init() {
let mm = window.messageManager;
mm.addMessageListener("Link:LoadingIcon", this);
mm.addMessageListener("Link:SetIcon", this);
mm.addMessageListener("Link:SetFailedIcon", this);
mm.addMessageListener("Link:AddSearch", this);
mm.addMessageListener("Meta:SetPageInfo", this);
},
receiveMessage(aMsg) {
switch (aMsg.name) {
case "Link:LoadingIcon":
if (aMsg.data.canUseForTab) {
this.setPendingIcon(aMsg.target);
}
break;
case "Link:SetIcon":
this.setIconFromLink(
aMsg.target,
aMsg.data.pageURL,
aMsg.data.originalURL,
aMsg.data.canUseForTab,
aMsg.data.expiration,
aMsg.data.iconURL
);
break;
case "Link:SetFailedIcon":
if (aMsg.data.canUseForTab) {
this.clearPendingIcon(aMsg.target);
}
break;
case "Link:AddSearch":
this.addSearch(aMsg.target, aMsg.data.engine, aMsg.data.url);
break;
case "Meta:SetPageInfo":
this.setPageInfo(aMsg.data);
break;
}
},
setPageInfo(aData) {
const { url, description, previewImageURL } = aData;
gBrowser.setPageInfo(url, description, previewImageURL);
return true;
},
setPendingIcon(aBrowser) {
let tab = gBrowser.getTabForBrowser(aBrowser);
if (tab.hasAttribute("busy")) {
tab.setAttribute("pendingicon", "true");
}
},
clearPendingIcon(aBrowser) {
let tab = gBrowser.getTabForBrowser(aBrowser);
tab.removeAttribute("pendingicon");
},
setIconFromLink(
aBrowser,
aPageURL,
aOriginalURL,
aCanUseForTab,
aExpiration,
aIconURL
) {
let tab = gBrowser.getTabForBrowser(aBrowser);
if (!tab) {
return;
}
if (aCanUseForTab) {
this.clearPendingIcon(aBrowser);
}
let iconURI;
try {
iconURI = Services.io.newURI(aIconURL);
} catch (ex) {
Cu.reportError(ex);
return;
}
if (iconURI.scheme != "data") {
try {
Services.scriptSecurityManager.checkLoadURIWithPrincipal(
aBrowser.contentPrincipal,
iconURI,
Services.scriptSecurityManager.ALLOW_CHROME
);
} catch (ex) {
return;
}
}
try {
PlacesUIUtils.loadFavicon(
aBrowser,
Services.scriptSecurityManager.getSystemPrincipal(),
makeURI(aPageURL),
makeURI(aOriginalURL),
aExpiration,
iconURI
);
} catch (ex) {
Cu.reportError(ex);
}
if (aCanUseForTab) {
gBrowser.setIcon(tab, aIconURL, aOriginalURL);
}
},
addSearch(aBrowser, aEngine, aURL) {
let tab = gBrowser.getTabForBrowser(aBrowser);
if (!tab) {
return;
}
BrowserSearch.addEngine(aBrowser, aEngine, makeURI(aURL));
},
};
const BrowserSearch = {
_searchInitComplete: false,
init() {
Services.obs.addObserver(this, "browser-search-engine-modified");
},
delayedStartupInit() {
// Asynchronously initialize the search service if necessary, to get the
// current engine for working out the placeholder.
this._updateURLBarPlaceholderFromDefaultEngine(
PrivateBrowsingUtils.isWindowPrivate(window),
// Delay the update for this until so that we don't change it while
// the user is looking at it / isn't expecting it.
true
).then(() => {
this._searchInitComplete = true;
});
},
uninit() {
Services.obs.removeObserver(this, "browser-search-engine-modified");
},
observe(engine, topic, data) {
// There are two kinds of search engine objects, nsISearchEngine objects and
// plain { uri, title, icon } objects. `engine` in this method is the
// former. The browser.engines and browser.hiddenEngines arrays are the
// latter, and they're the engines offered by the the page in the browser.
//
// The two types of engines are currently related by their titles/names,
// although that may change; see bug 335102.
let engineName = engine.wrappedJSObject.name;
switch (data) {
case "engine-removed":
// An engine was removed from the search service. If a page is offering
// the engine, then the engine needs to be added back to the corresponding
// browser's offered engines.
this._addMaybeOfferedEngine(engineName);
break;
case "engine-added":
// An engine was added to the search service. If a page is offering the
// engine, then the engine needs to be removed from the corresponding
// browser's offered engines.
this._removeMaybeOfferedEngine(engineName);
break;
case "engine-default":
if (
this._searchInitComplete &&
!PrivateBrowsingUtils.isWindowPrivate(window)
) {
this._updateURLBarPlaceholder(engineName, false);
}
break;
case "engine-default-private":
if (
this._searchInitComplete &&
PrivateBrowsingUtils.isWindowPrivate(window)
) {
this._updateURLBarPlaceholder(engineName, true);
}
break;
}
},
_addMaybeOfferedEngine(engineName) {
let selectedBrowserOffersEngine = false;
for (let browser of gBrowser.browsers) {
for (let i = 0; i < (browser.hiddenEngines || []).length; i++) {
if (browser.hiddenEngines[i].title == engineName) {
if (!browser.engines) {
browser.engines = [];
}
browser.engines.push(browser.hiddenEngines[i]);
browser.hiddenEngines.splice(i, 1);
if (browser == gBrowser.selectedBrowser) {
selectedBrowserOffersEngine = true;
}
break;
}
}
}
if (selectedBrowserOffersEngine) {
this.updateOpenSearchBadge();
}
},
_removeMaybeOfferedEngine(engineName) {
let selectedBrowserOffersEngine = false;
for (let browser of gBrowser.browsers) {
for (let i = 0; i < (browser.engines || []).length; i++) {
if (browser.engines[i].title == engineName) {
if (!browser.hiddenEngines) {
browser.hiddenEngines = [];
}
browser.hiddenEngines.push(browser.engines[i]);
browser.engines.splice(i, 1);
if (browser == gBrowser.selectedBrowser) {
selectedBrowserOffersEngine = true;
}
break;
}
}
}
if (selectedBrowserOffersEngine) {
this.updateOpenSearchBadge();
}
},
/**
* Initializes the urlbar placeholder to the pre-saved engine name. We do this
* via a preference, to avoid needing to synchronously init the search service.
*
* This should be called around the time of DOMContentLoaded, so that it is
* initialized quickly before the user sees anything.
*
* Note: If the preference doesn't exist, we don't do anything as the default
* placeholder is a string which doesn't have the engine name.
*/
initPlaceHolder() {
const prefName =
"browser.urlbar.placeholderName" +
(PrivateBrowsingUtils.isWindowPrivate(window) ? ".private" : "");
let engineName = Services.prefs.getStringPref(prefName, "");
if (engineName) {
// We can do this directly, since we know we're at DOMContentLoaded.
this._setURLBarPlaceholder(engineName);
}
},
/**
* This is a wrapper around '_updateURLBarPlaceholder' that uses the
* appropraite default engine to get the engine name.
*
* @param {Boolean} isPrivate Set to true if this is a private window.
* @param {Boolean} [delayUpdate] Set to true, to delay update until the
* placeholder is not displayed.
*/
async _updateURLBarPlaceholderFromDefaultEngine(
isPrivate,
delayUpdate = false
) {
const getDefault = isPrivate
? Services.search.getDefaultPrivate
: Services.search.getDefault;
let defaultEngine = await getDefault();
this._updateURLBarPlaceholder(defaultEngine.name, isPrivate, delayUpdate);
},
/**
* Updates the URLBar placeholder for the specified engine, delaying the
* update if required. This also saves the current engine name in preferences
* for the next restart.
*
* Note: The engine name will only be displayed for built-in engines, as we
* know they should have short names.
*
* @param {String} engineName The search engine name to use for the update.
* @param {Boolean} isPrivate Set to true if this is a private window.
* @param {Boolean} [delayUpdate] Set to true, to delay update until the
* placeholder is not displayed.
*/
async _updateURLBarPlaceholder(engineName, isPrivate, delayUpdate = false) {
if (!engineName) {
throw new Error("Expected an engineName to be specified");
}
let defaultEngines = await Services.search.getDefaultEngines();
const prefName =
"browser.urlbar.placeholderName" + (isPrivate ? ".private" : "");
if (
defaultEngines.some(defaultEngine => defaultEngine.name == engineName)
) {
Services.prefs.setStringPref(prefName, engineName);
} else {
Services.prefs.clearUserPref(prefName);
// Set the engine name to an empty string for non-default engines, which'll
// make sure we display the default placeholder string.
engineName = "";
}
// Only delay if requested, and we're not displaying text in the URL bar
// currently.
if (delayUpdate && !gURLBar.value) {
// Delays changing the URL Bar placeholder until the user is not going to be
// seeing it, e.g. when there is a value entered in the bar, or if there is
// a tab switch to a tab which has a url loaded.
let placeholderUpdateListener = () => {
if (gURLBar.value) {
// By the time the user has switched, they may have changed the engine
// again, so we need to call this function again but with the
// new engine name.
// No need to await for this to finish, we're in a listener here anyway.
this._updateURLBarPlaceholderFromDefaultEngine(isPrivate, false);
gURLBar.removeEventListener("input", placeholderUpdateListener);
gBrowser.tabContainer.removeEventListener(
"TabSelect",
placeholderUpdateListener
);
}
};
gURLBar.addEventListener("input", placeholderUpdateListener);
gBrowser.tabContainer.addEventListener(
"TabSelect",
placeholderUpdateListener
);
} else {
this._setURLBarPlaceholder(engineName);
}
},
/**
* Sets the URLBar placeholder to either something based on the engine name,
* or the default placeholder.
*
* @param {String} name The name of the engine to use, an empty string if to
* use the default placeholder.
*/
_setURLBarPlaceholder(name) {
let placeholder;
if (name) {
placeholder = gBrowserBundle.formatStringFromName("urlbar.placeholder", [
name,
]);
} else {
placeholder = gURLBar.getAttribute("defaultPlaceholder");
}
gURLBar.placeholder = placeholder;
},
addEngine(browser, engine, uri) {
if (!this._searchInitComplete) {
// We haven't finished initialising search yet. This means we can't
// call getEngineByName here. Since this is only on start-up and unlikely
// to happen in the normal case, we'll just return early rather than
// trying to handle it asynchronously.
return;
}
// Check to see whether we've already added an engine with this title
if (browser.engines) {
if (browser.engines.some(e => e.title == engine.title)) {
return;
}
}
var hidden = false;
// If this engine (identified by title) is already in the list, add it
// to the list of hidden engines rather than to the main list.
// XXX This will need to be changed when engines are identified by URL;
// see bug 335102.
if (Services.search.getEngineByName(engine.title)) {
hidden = true;
}
var engines = (hidden ? browser.hiddenEngines : browser.engines) || [];
engines.push({
uri: engine.href,
title: engine.title,
get icon() {
return browser.mIconURL;
},
});
if (hidden) {
browser.hiddenEngines = engines;
} else {
browser.engines = engines;
if (browser == gBrowser.selectedBrowser) {
this.updateOpenSearchBadge();
}
}
},
/**
* Update the browser UI to show whether or not additional engines are
* available when a page is loaded or the user switches tabs to a page that
* has search engines.
*/
updateOpenSearchBadge() {
BrowserPageActions.addSearchEngine.updateEngines();
var searchBar = this.searchBar;
if (!searchBar) {
return;
}
var engines = gBrowser.selectedBrowser.engines;
if (engines && engines.length) {
searchBar.setAttribute("addengines", "true");
} else {
searchBar.removeAttribute("addengines");
}
},
/**
* Focuses the search bar if present on the toolbar, or the address bar,
* putting it in search mode. Will do so in an existing non-popup browser
* window or open a new one if necessary.
*/
webSearch: function BrowserSearch_webSearch() {
if (
window.location.href != AppConstants.BROWSER_CHROME_URL ||
gURLBar.readOnly
) {
let win = getTopWin(true);
if (win) {
// If there's an open browser window, it should handle this command
win.focus();
win.BrowserSearch.webSearch();
} else {
// If there are no open browser windows, open a new one
var observer = function(subject, topic, data) {
if (subject == win) {
BrowserSearch.webSearch();
Services.obs.removeObserver(
observer,
"browser-delayed-startup-finished"
);
}
};
win = window.openDialog(
AppConstants.BROWSER_CHROME_URL,
"_blank",
"chrome,all,dialog=no",
"about:blank"
);
Services.obs.addObserver(observer, "browser-delayed-startup-finished");
}
return;
}
let focusUrlBarIfSearchFieldIsNotActive = function(aSearchBar) {
if (!aSearchBar || document.activeElement != aSearchBar.textbox) {
// Limit the results to search suggestions, like the search bar.
gURLBar.search(UrlbarTokenizer.RESTRICT.SEARCH);
}
};
let searchBar = this.searchBar;
let placement = CustomizableUI.getPlacementOfWidget("search-container");
let focusSearchBar = () => {
searchBar = this.searchBar;
searchBar.select();
focusUrlBarIfSearchFieldIsNotActive(searchBar);
};
if (
placement &&
searchBar &&
((searchBar.parentNode.getAttribute("overflowedItem") == "true" &&
placement.area == CustomizableUI.AREA_NAVBAR) ||
placement.area == CustomizableUI.AREA_FIXED_OVERFLOW_PANEL)
) {
let navBar = document.getElementById(CustomizableUI.AREA_NAVBAR);
navBar.overflowable.show().then(focusSearchBar);
return;
}
if (searchBar) {
if (window.fullScreen) {
FullScreen.showNavToolbox();
}
searchBar.select();
}
focusUrlBarIfSearchFieldIsNotActive(searchBar);
},
/**
* Loads a search results page, given a set of search terms. Uses the current
* engine if the search bar is visible, or the default engine otherwise.
*
* @param searchText
* The search terms to use for the search.
*
* @param where
* String indicating where the search should load. Most commonly used
* are 'tab' or 'window', defaults to 'current'.
*
* @param usePrivate
* Whether to use the Private Browsing mode default search engine.
* Defaults to `false`.
*
* @param purpose [optional]
* A string meant to indicate the context of the search request. This
* allows the search service to provide a different nsISearchSubmission
* depending on e.g. where the search is triggered in the UI.
*
* @param triggeringPrincipal
* The principal to use for a new window or tab.
*
* @param csp
* The content security policy to use for a new window or tab.
*
* @return engine The search engine used to perform a search, or null if no
* search was performed.
*/
async _loadSearch(
searchText,
where,
usePrivate,
purpose,
triggeringPrincipal,
csp
) {
if (!triggeringPrincipal) {
throw new Error(
"Required argument triggeringPrincipal missing within _loadSearch"
);
}
let engine = usePrivate
? await Services.search.getDefaultPrivate()
: await Services.search.getDefault();
let submission = engine.getSubmission(searchText, null, purpose); // HTML response
// getSubmission can return null if the engine doesn't have a URL
// with a text/html response type. This is unlikely (since
// SearchService._addEngineToStore() should fail for such an engine),
// but let's be on the safe side.
if (!submission) {
return null;
}
let inBackground = Services.prefs.getBoolPref(
"browser.search.context.loadInBackground"
);
openLinkIn(submission.uri.spec, where || "current", {
private: usePrivate && !PrivateBrowsingUtils.isWindowPrivate(window),
postData: submission.postData,
inBackground,
relatedToCurrent: true,
triggeringPrincipal,
csp,
});
return engine;
},
/**
* Perform a search initiated from the context menu.
*
* This should only be called from the context menu. See
* BrowserSearch.loadSearch for the preferred API.
*/
async loadSearchFromContext(terms, usePrivate, triggeringPrincipal, csp) {
let engine = await BrowserSearch._loadSearch(
terms,
usePrivate && !PrivateBrowsingUtils.isWindowPrivate(window)
? "window"
: "tab",
usePrivate,
"contextmenu",
triggeringPrincipal,
csp
);
if (engine) {
BrowserSearch.recordSearchInTelemetry(engine, "contextmenu");
}
},
/**
* Perform a search initiated from the command line.
*/
async loadSearchFromCommandLine(terms, usePrivate, triggeringPrincipal, csp) {
let engine = await BrowserSearch._loadSearch(
terms,
"current",
usePrivate,
"system",
triggeringPrincipal,
csp
);
if (engine) {
BrowserSearch.recordSearchInTelemetry(engine, "system");
}
},
pasteAndSearch(event) {
BrowserSearch.searchBar.select();
goDoCommand("cmd_paste");
BrowserSearch.searchBar.handleSearchCommand(event);
},
/**
* Returns the search bar element if it is present in the toolbar, null otherwise.
*/
get searchBar() {
return document.getElementById("searchbar");
},
get searchEnginesURL() {
return formatURL("browser.search.searchEnginesURL", true);
},
loadAddEngines: function BrowserSearch_loadAddEngines() {
var newWindowPref = Services.prefs.getIntPref(
"browser.link.open_newwindow"
);
var where = newWindowPref == 3 ? "tab" : "window";
openTrustedLinkIn(this.searchEnginesURL, where);
},
/**
* Helper to record a search with Telemetry.
*
* Telemetry records only search counts and nothing pertaining to the search itself.
*
* @param engine
* (nsISearchEngine) The engine handling the search.
* @param source
* (string) Where the search originated from. See BrowserUsageTelemetry for
* allowed values.
* @param details [optional]
* An optional parameter passed to |BrowserUsageTelemetry.recordSearch|.
* See its documentation for allowed options.
* Additionally, if the search was a suggested search, |details.selection|
* indicates where the item was in the suggestion list and how the user
* selected it: {selection: {index: The selected index, kind: "key" or "mouse"}}
*/
recordSearchInTelemetry(engine, source, details = {}) {
try {
BrowserUsageTelemetry.recordSearch(gBrowser, engine, source, details);
} catch (ex) {
Cu.reportError(ex);
}
},
/**
* Helper to record a one-off search with Telemetry.
*
* Telemetry records only search counts and nothing pertaining to the search itself.
*
* @param engine
* (nsISearchEngine) The engine handling the search.
* @param source
* (string) Where the search originated from. See BrowserUsageTelemetry for
* allowed values.
* @param type
* (string) Indicates how the user selected the search item.
*/
recordOneoffSearchInTelemetry(engine, source, type) {
try {
const details = { type, isOneOff: true };
BrowserUsageTelemetry.recordSearch(gBrowser, engine, source, details);
} catch (ex) {
Cu.reportError(ex);
}
},
};
XPCOMUtils.defineConstant(this, "BrowserSearch", BrowserSearch);
function FillHistoryMenu(aParent) {
// Lazily add the hover listeners on first showing and never remove them
if (!aParent.hasStatusListener) {
// Show history item's uri in the status bar when hovering, and clear on exit
aParent.addEventListener("DOMMenuItemActive", function(aEvent) {
// Only the current page should have the checked attribute, so skip it
if (!aEvent.target.hasAttribute("checked")) {
XULBrowserWindow.setOverLink(aEvent.target.getAttribute("uri"));
}
});
aParent.addEventListener("DOMMenuItemInactive", function() {
XULBrowserWindow.setOverLink("");
});
aParent.hasStatusListener = true;
}
// Remove old entries if any
let children = aParent.children;
for (var i = children.length - 1; i >= 0; --i) {
if (children[i].hasAttribute("index")) {
aParent.removeChild(children[i]);
}
}
const MAX_HISTORY_MENU_ITEMS = 15;
const tooltipBack = gNavigatorBundle.getString("tabHistory.goBack");
const tooltipCurrent = gNavigatorBundle.getString("tabHistory.current");
const tooltipForward = gNavigatorBundle.getString("tabHistory.goForward");
function updateSessionHistory(sessionHistory, initial) {
let count = sessionHistory.entries.length;
if (!initial) {
if (count <= 1) {
// if there is only one entry now, close the popup.
aParent.hidePopup();
return;
} else if (aParent.id != "backForwardMenu" && !aParent.parentNode.open) {
// if the popup wasn't open before, but now needs to be, reopen the menu.
// It should trigger FillHistoryMenu again. This might happen with the
// delay from click-and-hold menus but skip this for the context menu
// (backForwardMenu) rather than figuring out how the menu should be
// positioned and opened as it is an extreme edgecase.
aParent.parentNode.open = true;
return;
}
}
let index = sessionHistory.index;
let half_length = Math.floor(MAX_HISTORY_MENU_ITEMS / 2);
let start = Math.max(index - half_length, 0);
let end = Math.min(
start == 0 ? MAX_HISTORY_MENU_ITEMS : index + half_length + 1,
count
);
if (end == count) {
start = Math.max(count - MAX_HISTORY_MENU_ITEMS, 0);
}
let existingIndex = 0;
for (let j = end - 1; j >= start; j--) {
let entry = sessionHistory.entries[j];
let uri = entry.url;
let item =
existingIndex < children.length
? children[existingIndex]
: document.createXULElement("menuitem");
item.setAttribute("uri", uri);
item.setAttribute("label", entry.title || uri);
item.setAttribute("index", j);
// Cache this so that gotoHistoryIndex doesn't need the original index
item.setAttribute("historyindex", j - index);
if (j != index) {
// Use list-style-image rather than the image attribute in order to
// allow CSS to override this.
item.style.listStyleImage = `url(page-icon:${uri})`;
}
if (j < index) {
item.className =
"unified-nav-back menuitem-iconic menuitem-with-favicon";
item.setAttribute("tooltiptext", tooltipBack);
} else if (j == index) {
item.setAttribute("type", "radio");
item.setAttribute("checked", "true");
item.className = "unified-nav-current";
item.setAttribute("tooltiptext", tooltipCurrent);
} else {
item.className =
"unified-nav-forward menuitem-iconic menuitem-with-favicon";
item.setAttribute("tooltiptext", tooltipForward);
}
if (!item.parentNode) {
aParent.appendChild(item);
}
existingIndex++;
}
if (!initial) {
let existingLength = children.length;
while (existingIndex < existingLength) {
aParent.removeChild(aParent.lastElementChild);
existingIndex++;
}
}
}
let sessionHistory = SessionStore.getSessionHistory(
gBrowser.selectedTab,
updateSessionHistory
);
if (!sessionHistory) {
return false;
}
// don't display the popup for a single item
if (sessionHistory.entries.length <= 1) {
return false;
}
updateSessionHistory(sessionHistory, true);
return true;
}
function BrowserDownloadsUI() {
if (PrivateBrowsingUtils.isWindowPrivate(window)) {
openTrustedLinkIn("about:downloads", "tab");
} else {
PlacesCommandHook.showPlacesOrganizer("Downloads");
}
}
function toOpenWindowByType(inType, uri, features) {
var topWindow = Services.wm.getMostRecentWindow(inType);
if (topWindow) {
topWindow.focus();
} else if (features) {
window.open(uri, "_blank", features);
} else {
window.open(
uri,
"_blank",
"chrome,extrachrome,menubar,resizable,scrollbars,status,toolbar"
);
}
}
/**
* Open a new browser window.
*
* @param {Object} options
* {
* private: A boolean indicating if the window should be
* private
* remote: A boolean indicating if the window should run
* remote browser tabs or not. If omitted, the window
* will choose the profile default state.
* fission: A boolean indicating if the window should run
* with fission enabled or not. If omitted, the window
* will choose the profile default state.
* }
* @return a reference to the new window.
*/
function OpenBrowserWindow(options) {
var telemetryObj = {};
TelemetryStopwatch.start("FX_NEW_WINDOW_MS", telemetryObj);
var handler = Cc["@mozilla.org/browser/clh;1"].getService(
Ci.nsIBrowserHandler
);
var defaultArgs = handler.defaultArgs;
var wintype = document.documentElement.getAttribute("windowtype");
var extraFeatures = "";
if (options && options.private && PrivateBrowsingUtils.enabled) {
extraFeatures = ",private";
if (!PrivateBrowsingUtils.permanentPrivateBrowsing) {
// Force the new window to load about:privatebrowsing instead of the default home page
defaultArgs = "about:privatebrowsing";
}
} else {
extraFeatures = ",non-private";
}
if (options && options.remote) {
extraFeatures += ",remote";
} else if (options && options.remote === false) {
extraFeatures += ",non-remote";
}
if (options && options.fission) {
extraFeatures += ",fission";
} else if (options && options.fission === false) {
extraFeatures += ",non-fission";
}
// If the window is maximized, we want to skip the animation, since we're
// going to be taking up most of the screen anyways, and we want to optimize
// for showing the user a useful window as soon as possible.
if (window.windowState == window.STATE_MAXIMIZED) {
extraFeatures += ",suppressanimation";
}
// if and only if the current window is a browser window and it has a document with a character
// set, then extract the current charset menu setting from the current document and use it to
// initialize the new browser window...
var win;
if (
window &&
wintype == "navigator:browser" &&
window.content &&
window.content.document
) {
var DocCharset = window.content.document.characterSet;
let charsetArg = "charset=" + DocCharset;
// we should "inherit" the charset menu setting in a new window
win = window.openDialog(
AppConstants.BROWSER_CHROME_URL,
"_blank",
"chrome,all,dialog=no" + extraFeatures,
defaultArgs,
charsetArg
);
} else {
// forget about the charset information.
win = window.openDialog(
AppConstants.BROWSER_CHROME_URL,
"_blank",
"chrome,all,dialog=no" + extraFeatures,
defaultArgs
);
}
win.addEventListener(
"MozAfterPaint",
() => {
TelemetryStopwatch.finish("FX_NEW_WINDOW_MS", telemetryObj);
if (
Services.prefs.getIntPref("browser.startup.page") == 1 &&
defaultArgs == HomePage.get()
) {
// A notification for when a user has triggered their homepage. This is used
// to display a doorhanger explaining that an extension has modified the
// homepage, if necessary.
Services.obs.notifyObservers(win, "browser-open-homepage-start");
}
},
{ once: true }
);
return win;
}
/**
* Update the global flag that tracks whether or not any edit UI (the Edit menu,
* edit-related items in the context menu, and edit-related toolbar buttons
* is visible, then update the edit commands' enabled state accordingly. We use
* this flag to skip updating the edit commands on focus or selection changes
* when no UI is visible to improve performance (including pageload performance,
* since focus changes when you load a new page).
*
* If UI is visible, we use goUpdateGlobalEditMenuItems to set the commands'
* enabled state so the UI will reflect it appropriately.
*
* If the UI isn't visible, we enable all edit commands so keyboard shortcuts
* still work and just lazily disable them as needed when the user presses a
* shortcut.
*
* This doesn't work on Mac, since Mac menus flash when users press their
* keyboard shortcuts, so edit UI is essentially always visible on the Mac,
* and we need to always update the edit commands. Thus on Mac this function
* is a no op.
*/
function updateEditUIVisibility() {
if (AppConstants.platform == "macosx") {
return;
}
let editMenuPopupState = document.getElementById("menu_EditPopup").state;
let contextMenuPopupState = document.getElementById("contentAreaContextMenu")
.state;
let placesContextMenuPopupState = document.getElementById("placesContext")
.state;
let oldVisible = gEditUIVisible;
// The UI is visible if the Edit menu is opening or open, if the context menu
// is open, or if the toolbar has been customized to include the Cut, Copy,
// or Paste toolbar buttons.
gEditUIVisible =
editMenuPopupState == "showing" ||
editMenuPopupState == "open" ||
contextMenuPopupState == "showing" ||
contextMenuPopupState == "open" ||
placesContextMenuPopupState == "showing" ||
placesContextMenuPopupState == "open";
const kOpenPopupStates = ["showing", "open"];
if (!gEditUIVisible) {
// Now check the edit-controls toolbar buttons.
let placement = CustomizableUI.getPlacementOfWidget("edit-controls");
let areaType = placement ? CustomizableUI.getAreaType(placement.area) : "";
if (areaType == CustomizableUI.TYPE_MENU_PANEL) {
let customizablePanel = PanelUI.overflowPanel;
gEditUIVisible = kOpenPopupStates.includes(customizablePanel.state);
} else if (
areaType == CustomizableUI.TYPE_TOOLBAR &&
window.toolbar.visible
) {
// The edit controls are on a toolbar, so they are visible,
// unless they're in a panel that isn't visible...
if (placement.area == "nav-bar") {
let editControls = document.getElementById("edit-controls");
gEditUIVisible =
!editControls.hasAttribute("overflowedItem") ||
kOpenPopupStates.includes(
document.getElementById("widget-overflow").state
);
} else {
gEditUIVisible = true;
}
}
}
// Now check the main menu panel
if (!gEditUIVisible) {
gEditUIVisible = kOpenPopupStates.includes(PanelUI.panel.state);
}
// No need to update commands if the edit UI visibility has not changed.
if (gEditUIVisible == oldVisible) {
return;
}
// If UI is visible, update the edit commands' enabled state to reflect
// whether or not they are actually enabled for the current focus/selection.
if (gEditUIVisible) {
goUpdateGlobalEditMenuItems();
} else {
// Otherwise, enable all commands, so that keyboard shortcuts still work,
// then lazily determine their actual enabled state when the user presses
// a keyboard shortcut.
goSetCommandEnabled("cmd_undo", true);
goSetCommandEnabled("cmd_redo", true);
goSetCommandEnabled("cmd_cut", true);
goSetCommandEnabled("cmd_copy", true);
goSetCommandEnabled("cmd_paste", true);
goSetCommandEnabled("cmd_selectAll", true);
goSetCommandEnabled("cmd_delete", true);
goSetCommandEnabled("cmd_switchTextDirection", true);
}
}
/**
* Opens a new tab with the userContextId specified as an attribute of
* sourceEvent. This attribute is propagated to the top level originAttributes
* living on the tab's docShell.
*
* @param event
* A click event on a userContext File Menu option
*/
function openNewUserContextTab(event) {
openTrustedLinkIn(BROWSER_NEW_TAB_URL, "tab", {
userContextId: parseInt(event.target.getAttribute("data-usercontextid")),
});
}
/**
* Updates User Context Menu Item UI visibility depending on
* privacy.userContext.enabled pref state.
*/
function updateFileMenuUserContextUIVisibility(id) {
let menu = document.getElementById(id);
menu.hidden = !Services.prefs.getBoolPref(
"privacy.userContext.enabled",
false
);
// Visibility of File menu item shouldn't change frequently.
if (PrivateBrowsingUtils.isWindowPrivate(window)) {
menu.setAttribute("disabled", "true");
}
}
/**
* Updates the User Context UI indicators if the browser is in a non-default context
*/
function updateUserContextUIIndicator() {
function replaceContainerClass(classType, element, value) {
let prefix = "identity-" + classType + "-";
if (value && element.classList.contains(prefix + value)) {
return;
}
for (let className of element.classList) {
if (className.startsWith(prefix)) {
element.classList.remove(className);
}
}
if (value) {
element.classList.add(prefix + value);
}
}
let hbox = document.getElementById("userContext-icons");
let userContextId = gBrowser.selectedBrowser.getAttribute("usercontextid");
if (!userContextId) {
replaceContainerClass("color", hbox, "");
hbox.hidden = true;
return;
}
let identity = ContextualIdentityService.getPublicIdentityFromId(
userContextId
);
if (!identity) {
replaceContainerClass("color", hbox, "");
hbox.hidden = true;
return;
}
replaceContainerClass("color", hbox, identity.color);
let label = document.getElementById("userContext-label");
label.setAttribute(
"value",
ContextualIdentityService.getUserContextLabel(userContextId)
);
let indicator = document.getElementById("userContext-indicator");
replaceContainerClass("icon", indicator, identity.icon);
hbox.hidden = false;
}
/**
* Makes the Character Encoding menu enabled or disabled as appropriate.
* To be called when the View menu or the app menu is opened.
*/
function updateCharacterEncodingMenuState() {
let charsetMenu = document.getElementById("charsetMenu");
// gBrowser is null on Mac when the menubar shows in the context of
// non-browser windows. The above elements may be null depending on
// what parts of the menubar are present. E.g. no app menu on Mac.
if (gBrowser && gBrowser.selectedBrowser.mayEnableCharacterEncodingMenu) {
if (charsetMenu) {
charsetMenu.removeAttribute("disabled");
}
} else if (charsetMenu) {
charsetMenu.setAttribute("disabled", "true");
}
}
var XULBrowserWindow = {
// Stored Status, Link and Loading values
status: "",
defaultStatus: "",
overLink: "",
startTime: 0,
isBusy: false,
busyUI: false,
QueryInterface: ChromeUtils.generateQI([
"nsIWebProgressListener",
"nsIWebProgressListener2",
"nsISupportsWeakReference",
"nsIXULBrowserWindow",
]),
get stopCommand() {
delete this.stopCommand;
return (this.stopCommand = document.getElementById("Browser:Stop"));
},
get reloadCommand() {
delete this.reloadCommand;
return (this.reloadCommand = document.getElementById("Browser:Reload"));
},
get _elementsForTextBasedTypes() {
delete this._elementsForTextBasedTypes;
return (this._elementsForTextBasedTypes = [
document.getElementById("pageStyleMenu"),
document.getElementById("context-viewpartialsource-selection"),
]);
},
get _elementsForFind() {
delete this._elementsForFind;
return (this._elementsForFind = [
document.getElementById("cmd_find"),
document.getElementById("cmd_findAgain"),
document.getElementById("cmd_findPrevious"),
]);
},
get _elementsForViewSource() {
delete this._elementsForViewSource;
return (this._elementsForViewSource = [
document.getElementById("context-viewsource"),
document.getElementById("View:PageSource"),
]);
},
forceInitialBrowserNonRemote(aOpener) {
gBrowser.updateBrowserRemoteness(gBrowser.initialBrowser, {
opener: aOpener,
remoteType: E10SUtils.NOT_REMOTE,
});
},
setDefaultStatus(status) {
this.defaultStatus = status;
StatusPanel.update();
},
setOverLink(url, anchorElt) {
if (url) {
url = Services.textToSubURI.unEscapeURIForUI("UTF-8", url);
// Encode bidirectional formatting characters.
// (RFC 3987 sections 3.2 and 4.1 paragraph 6)
url = url.replace(
/[\u200e\u200f\u202a\u202b\u202c\u202d\u202e]/g,
encodeURIComponent
);
if (UrlbarPrefs.get("trimURLs")) {
url = BrowserUtils.trimURL(url);
}
}
this.overLink = url;
LinkTargetDisplay.update();
},
showTooltip(x, y, tooltip, direction, browser) {
if (
Cc["@mozilla.org/widget/dragservice;1"]
.getService(Ci.nsIDragService)
.getCurrentSession()
) {
return;
}
// The x,y coordinates are relative to the <browser> element using
// the chrome zoom level.
let elt = document.getElementById("remoteBrowserTooltip");
elt.label = tooltip;
elt.style.direction = direction;
let screenX;
let screenY;
if (browser instanceof XULElement) {
// XUL element such as <browser> has the `screenX` and `screenY` fields.
// https://searchfox.org/mozilla-central/source/dom/webidl/XULElement.webidl
screenX = browser.screenX;
screenY = browser.screenY;
} else {
// In case of HTML element such as <iframe> which RDM uses,
// calculate the coordinate manually since it does not have the fields.
const componentBounds = browser.getBoundingClientRect();
screenX = window.screenX + componentBounds.x;
screenY = window.screenY + componentBounds.y;
}
elt.openPopupAtScreen(screenX + x, screenY + y, false, null);
},
hideTooltip() {
let elt = document.getElementById("remoteBrowserTooltip");
elt.hidePopup();
},
getTabCount() {
return gBrowser.tabs.length;
},
// Called before links are navigated to to allow us to retarget them if needed.
onBeforeLinkTraversal(originalTarget, linkURI, linkNode, isAppTab) {
return BrowserUtils.onBeforeLinkTraversal(
originalTarget,
linkURI,
linkNode,
isAppTab
);
},
// Check whether this URI should load in the current process
shouldLoadURI(
aDocShell,
aURI,
aReferrerInfo,
aHasPostData,
aTriggeringPrincipal,
aCsp
) {
if (!gMultiProcessBrowser) {
return true;
}
let browser = aDocShell
.QueryInterface(Ci.nsIDocShellTreeItem)
.sameTypeRootTreeItem.QueryInterface(Ci.nsIDocShell).chromeEventHandler;
// Ignore loads that aren't in the main tabbrowser
if (
browser.localName != "browser" ||
!browser.getTabBrowser ||
browser.getTabBrowser() != gBrowser
) {
return true;
}
if (!E10SUtils.shouldLoadURI(aDocShell, aURI, aHasPostData)) {
// XXX: Do we want to complain if we have post data but are still
// redirecting the load? Perhaps a telemetry probe? Theoretically we
// shouldn't do this, as it throws out data. See bug 1348018.
E10SUtils.redirectLoad(
aDocShell,
aURI,
aReferrerInfo,
aTriggeringPrincipal,
false,
null,
aCsp
);
return false;
}
return true;
},
onProgressChange(
aWebProgress,
aRequest,
aCurSelfProgress,
aMaxSelfProgress,
aCurTotalProgress,
aMaxTotalProgress
) {
// Do nothing.
},
onProgressChange64(
aWebProgress,
aRequest,
aCurSelfProgress,
aMaxSelfProgress,
aCurTotalProgress,
aMaxTotalProgress
) {
return this.onProgressChange(
aWebProgress,
aRequest,
aCurSelfProgress,
aMaxSelfProgress,
aCurTotalProgress,
aMaxTotalProgress
);
},
// This function fires only for the currently selected tab.
onStateChange(aWebProgress, aRequest, aStateFlags, aStatus) {
const nsIWebProgressListener = Ci.nsIWebProgressListener;
let browser = gBrowser.selectedBrowser;
if (
aStateFlags & nsIWebProgressListener.STATE_START &&
aStateFlags & nsIWebProgressListener.STATE_IS_NETWORK
) {
if (aRequest && aWebProgress.isTopLevel) {
// clear out search-engine data
browser.engines = null;
}
this.isBusy = true;
if (!(aStateFlags & nsIWebProgressListener.STATE_RESTORING)) {
this.busyUI = true;
// XXX: This needs to be based on window activity...
this.stopCommand.removeAttribute("disabled");
CombinedStopReload.switchToStop(aRequest, aWebProgress);
}
} else if (aStateFlags & nsIWebProgressListener.STATE_STOP) {
// This (thanks to the filter) is a network stop or the last
// request stop outside of loading the document, stop throbbers
// and progress bars and such
if (aRequest) {
let msg = "";
let location;
let canViewSource = true;
// Get the URI either from a channel or a pseudo-object
if (aRequest instanceof Ci.nsIChannel || "URI" in aRequest) {
location = aRequest.URI;
// For keyword URIs clear the user typed value since they will be changed into real URIs
if (location.scheme == "keyword" && aWebProgress.isTopLevel) {
gBrowser.userTypedValue = null;
}
canViewSource = location.scheme != "view-source";
if (location.spec != "about:blank") {
switch (aStatus) {
case Cr.NS_ERROR_NET_TIMEOUT:
msg = gNavigatorBundle.getString("nv_timeout");
break;
}
}
}
this.status = "";
this.setDefaultStatus(msg);
// Disable View Source menu entries for images, enable otherwise
let isText =
browser.documentContentType &&
BrowserUtils.mimeTypeIsTextBased(browser.documentContentType);
for (let element of this._elementsForViewSource) {
if (canViewSource && isText) {
element.removeAttribute("disabled");
} else {
element.setAttribute("disabled", "true");
}
}
this._updateElementsForContentType();
}
this.isBusy = false;
if (this.busyUI) {
this.busyUI = false;
this.stopCommand.setAttribute("disabled", "true");
CombinedStopReload.switchToReload(aRequest, aWebProgress);
}
}
},
onLocationChange(aWebProgress, aRequest, aLocationURI, aFlags, aIsSimulated) {
var location = aLocationURI ? aLocationURI.spec : "";
this.hideOverLinkImmediately = true;
this.setOverLink("", null);
this.hideOverLinkImmediately = false;
// We should probably not do this if the value has changed since the user
// searched
// Update urlbar only if a new page was loaded on the primary content area
// Do not update urlbar if there was a subframe navigation
if (aWebProgress.isTopLevel) {
if (
(location == "about:blank" && checkEmptyPageOrigin()) ||
location == ""
) {
// Second condition is for new tabs, otherwise
// reload function is enabled until tab is refreshed.
this.reloadCommand.setAttribute("disabled", "true");
} else {
this.reloadCommand.removeAttribute("disabled");
}
// We want to update the popup visibility if we received this notification
// via simulated locationchange events such as switching between tabs, however
// if this is a document navigation then PopupNotifications will be updated
// via TabsProgressListener.onLocationChange and we do not want it called twice
URLBarSetURI(aLocationURI, aIsSimulated);
BookmarkingUI.onLocationChange();
gIdentityHandler.onLocationChange();
gProtectionsHandler.onLocationChange();
BrowserPageActions.onLocationChange();
SafeBrowsingNotificationBox.onLocationChange(aLocationURI);
gTabletModePageCounter.inc();
this._updateElementsForContentType();
// Try not to instantiate gCustomizeMode as much as possible,
// so don't use CustomizeMode.jsm to check for URI or customizing.
if (
location == "about:blank" &&
gBrowser.selectedTab.hasAttribute("customizemode")
) {
gCustomizeMode.enter();
} else if (
CustomizationHandler.isEnteringCustomizeMode ||
CustomizationHandler.isCustomizing()
) {
gCustomizeMode.exit();
}
CFRPageActions.updatePageActions(gBrowser.selectedBrowser);
}
Services.obs.notifyObservers(null, "touchbar-location-change", location);
UpdateBackForwardCommands(gBrowser.webNavigation);
ReaderParent.updateReaderButton(gBrowser.selectedBrowser);
if (!gMultiProcessBrowser) {
// Bug 1108553 - Cannot rotate images with e10s
gGestureSupport.restoreRotationState();
}
// See bug 358202, when tabs are switched during a drag operation,
// timers don't fire on windows (bug 203573)
if (aRequest) {
setTimeout(function() {
XULBrowserWindow.asyncUpdateUI();
}, 0);
} else {
this.asyncUpdateUI();
}
if (AppConstants.MOZ_CRASHREPORTER && aLocationURI) {
let uri = aLocationURI;
try {
// If the current URI contains a username/password, remove it.
uri = aLocationURI
.mutate()
.setUserPass("")
.finalize();
} catch (ex) {
/* Ignore failures on about: URIs. */
}
try {
gCrashReporter.annotateCrashReport("URL", uri.spec);
} catch (ex) {
// Don't make noise when the crash reporter is built but not enabled.
if (ex.result != Cr.NS_ERROR_NOT_INITIALIZED) {
throw ex;
}
}
}
},
_updateElementsForContentType() {
let browser = gBrowser.selectedBrowser;
let isText =
browser.documentContentType &&
BrowserUtils.mimeTypeIsTextBased(browser.documentContentType);
for (let element of this._elementsForTextBasedTypes) {
if (isText) {
element.removeAttribute("disabled");
} else {
element.setAttribute("disabled", "true");
}
}
// Always enable find commands in PDF documents, otherwise do it only for
// text documents whose location is not in the blacklist.
let enableFind =
browser.documentContentType == "application/pdf" ||
(isText && BrowserUtils.canFindInPage(gBrowser.currentURI.spec));
for (let element of this._elementsForFind) {
if (enableFind) {
element.removeAttribute("disabled");
} else {
element.setAttribute("disabled", "true");
}
}
},
asyncUpdateUI() {
BrowserSearch.updateOpenSearchBadge();
},
onStatusChange(aWebProgress, aRequest, aStatus, aMessage) {
this.status = aMessage;
StatusPanel.update();
},
// Properties used to cache security state used to update the UI
_state: null,
_lastLocation: null,
_event: null,
_lastLocationForEvent: null,
// This is called in multiple ways:
// 1. Due to the nsIWebProgressListener.onContentBlockingEvent notification.
// 2. Called by tabbrowser.xml when updating the current browser.
// 3. Called directly during this object's initializations.
// 4. Due to the nsIWebProgressListener.onLocationChange notification.
// aRequest will be null always in case 2 and 3, and sometimes in case 1 (for
// instance, there won't be a request when STATE_BLOCKED_TRACKING_CONTENT or
// other blocking events are observed).
onContentBlockingEvent(aWebProgress, aRequest, aEvent, aIsSimulated) {
// Don't need to do anything if the data we use to update the UI hasn't
// changed
let uri = gBrowser.currentURI;
let spec = uri.spec;
if (this._event == aEvent && this._lastLocationForEvent == spec) {
return;
}
this._event = aEvent;
this._lastLocationForEvent = spec;
if (
typeof aIsSimulated != "boolean" &&
typeof aIsSimulated != "undefined"
) {
throw new Error(
"onContentBlockingEvent: aIsSimulated receieved an unexpected type"
);
}
gProtectionsHandler.onContentBlockingEvent(
this._event,
aWebProgress,
aIsSimulated
);
// Because this function will only receive content blocking event updates
// for the currently selected tab, we handle updates to background tabs in
// TabsProgressListener.onContentBlockingEvent.
gBrowser.selectedBrowser.updateSecurityUIForContentBlockingEvent(aEvent);
},
// This is called in multiple ways:
// 1. Due to the nsIWebProgressListener.onSecurityChange notification.
// 2. Called by tabbrowser.xml when updating the current browser.
// 3. Called directly during this object's initializations.
// aRequest will be null always in case 2 and 3, and sometimes in case 1.
onSecurityChange(aWebProgress, aRequest, aState, aIsSimulated) {
// Don't need to do anything if the data we use to update the UI hasn't
// changed
let uri = gBrowser.currentURI;
let spec = uri.spec;
if (this._state == aState && this._lastLocation == spec) {
// Switching to a tab of the same URL doesn't change most security
// information, but tab specific permissions may be different.
gIdentityHandler.refreshIdentityBlock();
return;
}
this._state = aState;
this._lastLocation = spec;
// Make sure the "https" part of the URL is striked out or not,
// depending on the current mixed active content blocking state.
gURLBar.formatValue();
try {
uri = Services.uriFixup.createExposableURI(uri);
} catch (e) {}
gIdentityHandler.updateIdentity(this._state, uri);
},
// simulate all change notifications after switching tabs
onUpdateCurrentBrowser: function XWB_onUpdateCurrentBrowser(
aStateFlags,
aStatus,
aMessage,
aTotalProgress
) {
if (FullZoom.updateBackgroundTabs) {
FullZoom.onLocationChange(gBrowser.currentURI, true);
}
CombinedStopReload.onTabSwitch();
// Docshell should normally take care of hiding the tooltip, but we need to do it
// ourselves for tabswitches.
this.hideTooltip();
// Also hide tooltips for content loaded in the parent process:
document.getElementById("aHTMLTooltip").hidePopup();
var nsIWebProgressListener = Ci.nsIWebProgressListener;
var loadingDone = aStateFlags & nsIWebProgressListener.STATE_STOP;
// use a pseudo-object instead of a (potentially nonexistent) channel for getting
// a correct error message - and make sure that the UI is always either in
// loading (STATE_START) or done (STATE_STOP) mode
this.onStateChange(
gBrowser.webProgress,
{ URI: gBrowser.currentURI },
loadingDone
? nsIWebProgressListener.STATE_STOP
: nsIWebProgressListener.STATE_START,
aStatus
);
// status message and progress value are undefined if we're done with loading
if (loadingDone) {
return;
}
this.onStatusChange(gBrowser.webProgress, null, 0, aMessage);
},
navigateAndRestoreByIndex: function XWB_navigateAndRestoreByIndex(
aBrowser,
aIndex
) {
let tab = gBrowser.getTabForBrowser(aBrowser);
if (tab) {
SessionStore.navigateAndRestore(tab, {}, aIndex);
return;
}
throw new Error(
"Trying to navigateAndRestore a browser which was " +
"not attached to this tabbrowser is unsupported"
);
},
};
var LinkTargetDisplay = {
get DELAY_SHOW() {
delete this.DELAY_SHOW;
return (this.DELAY_SHOW = Services.prefs.getIntPref(
"browser.overlink-delay"
));
},
DELAY_HIDE: 250,
_timer: 0,
update() {
clearTimeout(this._timer);
window.removeEventListener("mousemove", this, true);
if (!XULBrowserWindow.overLink) {
if (XULBrowserWindow.hideOverLinkImmediately) {
this._hide();
} else {
this._timer = setTimeout(this._hide.bind(this), this.DELAY_HIDE);
}
return;
}
if (StatusPanel.isVisible) {
StatusPanel.update();
} else {
// Let the display appear when the mouse doesn't move within the delay
this._showDelayed();
window.addEventListener("mousemove", this, true);
}
},
handleEvent(event) {
switch (event.type) {
case "mousemove":
// Restart the delay since the mouse was moved
clearTimeout(this._timer);
this._showDelayed();
break;
}
},
_showDelayed() {
this._timer = setTimeout(
function(self) {
StatusPanel.update();
window.removeEventListener("mousemove", self, true);
},
this.DELAY_SHOW,
this
);
},
_hide() {
clearTimeout(this._timer);
StatusPanel.update();
},
};
var CombinedStopReload = {
// Try to initialize. Returns whether initialization was successful, which
// may mean we had already initialized.
ensureInitialized() {
if (this._initialized) {
return true;
}
if (this._destroyed) {
return false;
}
let reload = document.getElementById("reload-button");
let stop = document.getElementById("stop-button");
// It's possible the stop/reload buttons have been moved to the palette.
// They may be reinserted later, so we will retry initialization if/when
// we get notified of document loads.
if (!stop || !reload) {
return false;
}
this._initialized = true;
if (XULBrowserWindow.stopCommand.getAttribute("disabled") != "true") {
reload.setAttribute("displaystop", "true");
}
stop.addEventListener("click", this);
// Removing attributes based on the observed command doesn't happen if the button
// is in the palette when the command's attribute is removed (cf. bug 309953)
for (let button of [stop, reload]) {
if (button.hasAttribute("disabled")) {
let command = document.getElementById(button.getAttribute("command"));
if (!command.hasAttribute("disabled")) {
button.removeAttribute("disabled");
}
}
}
this.reload = reload;
this.stop = stop;
this.stopReloadContainer = this.reload.parentNode;
this.timeWhenSwitchedToStop = 0;
if (this._shouldStartPrefMonitoring) {
this.startAnimationPrefMonitoring();
}
return true;
},
uninit() {
this._destroyed = true;
if (!this._initialized) {
return;
}
Services.prefs.removeObserver("toolkit.cosmeticAnimations.enabled", this);
this._cancelTransition();
this.stop.removeEventListener("click", this);
this.stopReloadContainer.removeEventListener("animationend", this);
this.stopReloadContainer = null;
this.reload = null;
this.stop = null;
},
handleEvent(event) {
switch (event.type) {
case "click":
if (event.button == 0 && !this.stop.disabled) {
this._stopClicked = true;
}
break;
case "animationend": {
if (
event.target.classList.contains("toolbarbutton-animatable-image") &&
(event.animationName == "reload-to-stop" ||
event.animationName == "stop-to-reload" ||
event.animationName == "reload-to-stop-rtl" ||
event.animationName == "stop-to-reload-rtl")
) {
this.stopReloadContainer.removeAttribute("animate");
}
}
}
},
observe(subject, topic, data) {
if (topic == "nsPref:changed") {
this.animate = Services.prefs.getBoolPref(
"toolkit.cosmeticAnimations.enabled"
);
}
},
startAnimationPrefMonitoring() {
// CombinedStopReload may have been uninitialized before the idleCallback is executed.
if (this._destroyed) {
return;
}
if (!this.ensureInitialized()) {
this._shouldStartPrefMonitoring = true;
return;
}
this.animate =
Services.prefs.getBoolPref("toolkit.cosmeticAnimations.enabled") &&
Services.prefs.getBoolPref("browser.stopReloadAnimation.enabled");
Services.prefs.addObserver("toolkit.cosmeticAnimations.enabled", this);
this.stopReloadContainer.addEventListener("animationend", this);
},
onTabSwitch() {
// Reset the time in the event of a tabswitch since the stored time
// would have been associated with the previous tab, so the animation will
// still run if the page has been loading until long after the tab switch.
this.timeWhenSwitchedToStop = window.performance.now();
},
switchToStop(aRequest, aWebProgress) {
if (
!this.ensureInitialized() ||
!this._shouldSwitch(aRequest, aWebProgress)
) {
return;
}
// Store the time that we switched to the stop button only if a request
// is active. Requests are null if the switch is related to a tabswitch.
// This is used to determine if we should show the stop->reload animation.
if (aRequest instanceof Ci.nsIRequest) {
this.timeWhenSwitchedToStop = window.performance.now();
}
let shouldAnimate =
aRequest instanceof Ci.nsIRequest &&
aWebProgress.isTopLevel &&
aWebProgress.isLoadingDocument &&
!gBrowser.tabAnimationsInProgress &&
this.stopReloadContainer.closest("#nav-bar-customization-target") &&
this.animate;
this._cancelTransition();
if (shouldAnimate) {
BrowserUtils.setToolbarButtonHeightProperty(this.stopReloadContainer);
this.stopReloadContainer.setAttribute("animate", "true");
} else {
this.stopReloadContainer.removeAttribute("animate");
}
this.reload.setAttribute("displaystop", "true");
},
switchToReload(aRequest, aWebProgress) {
if (!this.ensureInitialized() || !this.reload.hasAttribute("displaystop")) {
return;
}
let shouldAnimate =
aRequest instanceof Ci.nsIRequest &&
aWebProgress.isTopLevel &&
!aWebProgress.isLoadingDocument &&
!gBrowser.tabAnimationsInProgress &&
this._loadTimeExceedsMinimumForAnimation() &&
this.stopReloadContainer.closest("#nav-bar-customization-target") &&
this.animate;
if (shouldAnimate) {
BrowserUtils.setToolbarButtonHeightProperty(this.stopReloadContainer);
this.stopReloadContainer.setAttribute("animate", "true");
} else {
this.stopReloadContainer.removeAttribute("animate");
}
this.reload.removeAttribute("displaystop");
if (!shouldAnimate || this._stopClicked) {
this._stopClicked = false;
this._cancelTransition();
this.reload.disabled =
XULBrowserWindow.reloadCommand.getAttribute("disabled") == "true";
return;
}
if (this._timer) {
return;
}
// Temporarily disable the reload button to prevent the user from
// accidentally reloading the page when intending to click the stop button
this.reload.disabled = true;
this._timer = setTimeout(
function(self) {
self._timer = 0;
self.reload.disabled =
XULBrowserWindow.reloadCommand.getAttribute("disabled") == "true";
},
650,
this
);
},
_loadTimeExceedsMinimumForAnimation() {
// If the time between switching to the stop button then switching to
// the reload button exceeds 150ms, then we will show the animation.
// If we don't know when we switched to stop (switchToStop is called
// after init but before switchToReload), then we will prevent the
// animation from occuring.
return (
this.timeWhenSwitchedToStop &&
window.performance.now() - this.timeWhenSwitchedToStop > 150
);
},
_shouldSwitch(aRequest, aWebProgress) {
if (
aRequest &&
aRequest.originalURI &&
(aRequest.originalURI.schemeIs("chrome") ||
(aRequest.originalURI.schemeIs("about") &&
aWebProgress.isTopLevel &&
!aRequest.originalURI.spec.startsWith("about:reader")))
) {
return false;
}
return true;
},
_cancelTransition() {
if (this._timer) {
clearTimeout(this._timer);
this._timer = 0;
}
},
};
// This helper only cares about loading the frame
// script if the pref is seen as true.
// After the frame script is loaded, it takes over
// the responsibility of watching the pref and
// enabling/disabling itself.
const AccessibilityRefreshBlocker = {
PREF: "accessibility.blockautorefresh",
init() {
if (Services.prefs.getBoolPref(this.PREF)) {
this.loadFrameScript();
} else {
Services.prefs.addObserver(this.PREF, this);
}
},
uninit() {
Services.prefs.removeObserver(this.PREF, this);
},
observe(aSubject, aTopic, aPrefName) {
if (
aTopic == "nsPref:changed" &&
aPrefName == this.PREF &&
Services.prefs.getBoolPref(this.PREF)
) {
this.loadFrameScript();
Services.prefs.removeObserver(this.PREF, this);
}
},
loadFrameScript() {
if (!this._loaded) {
this._loaded = true;
let mm = window.getGroupMessageManager("browsers");
mm.loadFrameScript(
"chrome://browser/content/content-refreshblocker.js",
true,
true
);
}
},
};
var TabsProgressListener = {
onContentBlockingEvent(aBrowser, aWebProgress, aRequest, aEvent) {
// Handle content blocking events for background (=non-selected) tabs.
// This event is processed for the selected tab in XULBrowserWindow.onContentBlockingEvent.
if (aBrowser != gBrowser.selectedBrowser) {
aBrowser.updateSecurityUIForContentBlockingEvent(aEvent);
}
},
onStateChange(aBrowser, aWebProgress, aRequest, aStateFlags, aStatus) {
// Collect telemetry data about tab load times.
if (
aWebProgress.isTopLevel &&
(!aRequest.originalURI || aRequest.originalURI.scheme != "about")
) {
let histogram = "FX_PAGE_LOAD_MS_2";
let recordLoadTelemetry = true;
if (aWebProgress.loadType & Ci.nsIDocShell.LOAD_CMD_RELOAD) {
// loadType is constructed by shifting loadFlags, this is why we need to
// do the same shifting here.
// https://searchfox.org/mozilla-central/rev/11cfa0462a6b5d8c5e2111b8cfddcf78098f0141/docshell/base/nsDocShellLoadTypes.h#22
if (aWebProgress.loadType & (kSkipCacheFlags << 16)) {
histogram = "FX_PAGE_RELOAD_SKIP_CACHE_MS";
} else if (aWebProgress.loadType == Ci.nsIDocShell.LOAD_CMD_RELOAD) {
histogram = "FX_PAGE_RELOAD_NORMAL_MS";
} else {
recordLoadTelemetry = false;
}
}
let stopwatchRunning = TelemetryStopwatch.running(histogram, aBrowser);
if (aStateFlags & Ci.nsIWebProgressListener.STATE_IS_WINDOW) {
if (aStateFlags & Ci.nsIWebProgressListener.STATE_START) {
if (stopwatchRunning) {
// Oops, we're seeing another start without having noticed the previous stop.
if (recordLoadTelemetry) {
TelemetryStopwatch.cancel(histogram, aBrowser);
}
}
if (recordLoadTelemetry) {
TelemetryStopwatch.start(histogram, aBrowser);
}
Services.telemetry.getHistogramById("FX_TOTAL_TOP_VISITS").add(true);
} else if (
aStateFlags & Ci.nsIWebProgressListener.STATE_STOP &&
stopwatchRunning /* we won't see STATE_START events for pre-rendered tabs */
) {
if (recordLoadTelemetry) {
TelemetryStopwatch.finish(histogram, aBrowser);
}
}
} else if (
aStateFlags & Ci.nsIWebProgressListener.STATE_STOP &&
aStatus == Cr.NS_BINDING_ABORTED &&
stopwatchRunning /* we won't see STATE_START events for pre-rendered tabs */
) {
if (recordLoadTelemetry) {
TelemetryStopwatch.cancel(histogram, aBrowser);
}
}
}
},
onLocationChange(aBrowser, aWebProgress, aRequest, aLocationURI, aFlags) {
// Filter out location changes caused by anchor navigation
// or history.push/pop/replaceState.
if (aFlags & Ci.nsIWebProgressListener.LOCATION_CHANGE_SAME_DOCUMENT) {
// Reader mode cares about history.pushState and friends.
// FIXME: The content process should manage this directly (bug 1445351).
aBrowser.messageManager.sendAsyncMessage("Reader:PushState", {
isArticle: aBrowser.isArticle,
});
return;
}
// Filter out location changes in sub documents.
if (!aWebProgress.isTopLevel) {
return;
}
// Only need to call locationChange if the PopupNotifications object
// for this window has already been initialized (i.e. its getter no
// longer exists)
if (!Object.getOwnPropertyDescriptor(window, "PopupNotifications").get) {
PopupNotifications.locationChange(aBrowser);
}
let tab = gBrowser.getTabForBrowser(aBrowser);
if (tab && tab._sharingState) {
gBrowser.resetBrowserSharing(aBrowser);
}
webrtcUI.forgetStreamsFromBrowser(aBrowser);
gBrowser.getNotificationBox(aBrowser).removeTransientNotifications();
FullZoom.onLocationChange(aLocationURI, false, aBrowser);
},
onLinkIconAvailable(browser, dataURI, iconURI) {
if (!iconURI) {
return;
}
if (browser == gBrowser.selectedBrowser) {
// If the "Add Search Engine" page action is in the urlbar, its image
// needs to be set to the new icon, so call updateOpenSearchBadge.
BrowserSearch.updateOpenSearchBadge();
}
},
};
function nsBrowserAccess() {}
nsBrowserAccess.prototype = {
QueryInterface: ChromeUtils.generateQI([Ci.nsIBrowserDOMWindow]),
_openURIInNewTab(
aURI,
aReferrerInfo,
aIsPrivate,
aIsExternal,
aForceNotRemote = false,
aUserContextId = Ci.nsIScriptSecurityManager.DEFAULT_USER_CONTEXT_ID,
aOpenerWindow = null,
aOpenerBrowser = null,
aTriggeringPrincipal = null,
aNextRemoteTabId = 0,
aName = "",
aCsp = null,
aSkipLoad = false
) {
let win, needToFocusWin;
// try the current window. if we're in a popup, fall back on the most recent browser window
if (window.toolbar.visible) {
win = window;
} else {
win = BrowserWindowTracker.getTopWindow({ private: aIsPrivate });
needToFocusWin = true;
}
if (!win) {
// we couldn't find a suitable window, a new one needs to be opened.
return null;
}
if (aIsExternal && (!aURI || aURI.spec == "about:blank")) {
win.BrowserOpenTab(); // this also focuses the location bar
win.focus();
return win.gBrowser.selectedBrowser;
}
let loadInBackground = Services.prefs.getBoolPref(
"browser.tabs.loadDivertedInBackground"
);
let tab = win.gBrowser.loadOneTab(aURI ? aURI.spec : "about:blank", {
triggeringPrincipal: aTriggeringPrincipal,
referrerInfo: aReferrerInfo,
userContextId: aUserContextId,
fromExternal: aIsExternal,
inBackground: loadInBackground,
forceNotRemote: aForceNotRemote,
opener: aOpenerWindow,
openerBrowser: aOpenerBrowser,
nextRemoteTabId: aNextRemoteTabId,
name: aName,
csp: aCsp,
skipLoad: aSkipLoad,
});
let browser = win.gBrowser.getBrowserForTab(tab);
if (needToFocusWin || (!loadInBackground && aIsExternal)) {
win.focus();
}
return browser;
},
createContentWindow(
aURI,
aOpener,
aWhere,
aFlags,
aTriggeringPrincipal,
aCsp
) {
return this.getContentWindowOrOpenURI(
null,
aOpener,
aWhere,
aFlags,
aTriggeringPrincipal,
aCsp,
true
);
},
openURI(aURI, aOpener, aWhere, aFlags, aTriggeringPrincipal, aCsp) {
if (!aURI) {
Cu.reportError("openURI should only be called with a valid URI");
throw Cr.NS_ERROR_FAILURE;
}
return this.getContentWindowOrOpenURI(
aURI,
aOpener,
aWhere,
aFlags,
aTriggeringPrincipal,
aCsp,
false
);
},
getContentWindowOrOpenURI(
aURI,
aOpener,
aWhere,
aFlags,
aTriggeringPrincipal,
aCsp,
aSkipLoad
) {
// This function should only ever be called if we're opening a URI
// from a non-remote browser window (via nsContentTreeOwner).
if (aOpener && Cu.isCrossProcessWrapper(aOpener)) {
Cu.reportError(
"nsBrowserAccess.openURI was passed a CPOW for aOpener. " +
"openURI should only ever be called from non-remote browsers."
);
throw Cr.NS_ERROR_FAILURE;
}
var browsingContext = null;
var isExternal = !!(aFlags & Ci.nsIBrowserDOMWindow.OPEN_EXTERNAL);
if (aOpener && isExternal) {
Cu.reportError(
"nsBrowserAccess.openURI did not expect an opener to be " +
"passed if the context is OPEN_EXTERNAL."
);
throw Cr.NS_ERROR_FAILURE;
}
if (isExternal && aURI && aURI.schemeIs("chrome")) {
dump("use --chrome command-line option to load external chrome urls\n");
return null;
}
if (aWhere == Ci.nsIBrowserDOMWindow.OPEN_DEFAULTWINDOW) {
if (
isExternal &&
Services.prefs.prefHasUserValue(
"browser.link.open_newwindow.override.external"
)
) {
aWhere = Services.prefs.getIntPref(
"browser.link.open_newwindow.override.external"
);
} else {
aWhere = Services.prefs.getIntPref("browser.link.open_newwindow");
}
}
let referrerInfo;
if (aFlags & Ci.nsIBrowserDOMWindow.OPEN_NO_REFERRER) {
referrerInfo = new ReferrerInfo(Ci.nsIReferrerInfo.EMPTY, false, null);
} else {
referrerInfo = new ReferrerInfo(
aOpener && aOpener.document
? aOpener.document.referrerInfo.referrerPolicy
: Ci.nsIReferrerInfo.EMPTY,
true,
aOpener ? makeURI(aOpener.location.href) : null
);
}
let isPrivate = aOpener
? PrivateBrowsingUtils.isContentWindowPrivate(aOpener)
: PrivateBrowsingUtils.isWindowPrivate(window);
switch (aWhere) {
case Ci.nsIBrowserDOMWindow.OPEN_NEWWINDOW:
// FIXME: Bug 408379. So how come this doesn't send the
// referrer like the other loads do?
var url = aURI ? aURI.spec : "about:blank";
let features = "all,dialog=no";
if (isPrivate) {
features += ",private";
}
// Pass all params to openDialog to ensure that "url" isn't passed through
// loadOneOrMoreURIs, which splits based on "|"
try {
openDialog(
AppConstants.BROWSER_CHROME_URL,
"_blank",
features,
// window.arguments
url,
null,
null,
null,
null,
null,
null,
null,
aTriggeringPrincipal,
null,
aCsp
);
// At this point, the new browser window is just starting to load, and
// hasn't created the content <browser> that we should return. So we
// can't actually return a valid BrowsingContext for this load without
// spinning the event loop.
//
// Fortunately, no current callers of this API who pass OPEN_NEWWINDOW
// actually use the return value, so we're safe returning null for
// now.
//
// Ideally this should be fixed.
browsingContext = null;
} catch (ex) {
Cu.reportError(ex);
}
break;
case Ci.nsIBrowserDOMWindow.OPEN_NEWTAB:
// If we have an opener, that means that the caller is expecting access
// to the nsIDOMWindow of the opened tab right away. For e10s windows,
// this means forcing the newly opened browser to be non-remote so that
// we can hand back the nsIDOMWindow. The XULBrowserWindow.shouldLoadURI
// will do the job of shuttling off the newly opened browser to run in
// the right process once it starts loading a URI.
let forceNotRemote = !!aOpener;
let userContextId =
aOpener && aOpener.document
? aOpener.document.nodePrincipal.originAttributes.userContextId
: Ci.nsIScriptSecurityManager.DEFAULT_USER_CONTEXT_ID;
let openerWindow =
aFlags & Ci.nsIBrowserDOMWindow.OPEN_NO_OPENER ? null : aOpener;
let browser = this._openURIInNewTab(
aURI,
referrerInfo,
isPrivate,
isExternal,
forceNotRemote,
userContextId,
openerWindow,
null,
aTriggeringPrincipal,
0,
"",
aCsp,
aSkipLoad
);
if (browser) {
browsingContext = browser.browsingContext;
}
break;
default:
// OPEN_CURRENTWINDOW or an illegal value
browsingContext =
window.content && BrowsingContext.getFromWindow(window.content);
if (aURI) {
let loadflags = isExternal
? Ci.nsIWebNavigation.LOAD_FLAGS_FROM_EXTERNAL
: Ci.nsIWebNavigation.LOAD_FLAGS_NONE;
gBrowser.loadURI(aURI.spec, {
triggeringPrincipal: aTriggeringPrincipal,
csp: aCsp,
flags: loadflags,
referrerInfo,
});
}
if (
!Services.prefs.getBoolPref("browser.tabs.loadDivertedInBackground")
) {
window.focus();
}
}
return browsingContext;
},
createContentWindowInFrame: function browser_createContentWindowInFrame(
aURI,
aParams,
aWhere,
aFlags,
aNextRemoteTabId,
aName
) {
// Passing a null-URI to only create the content window,
// and pass true for aSkipLoad to prevent loading of
// about:blank
return this.getContentWindowOrOpenURIInFrame(
null,
aParams,
aWhere,
aFlags,
aNextRemoteTabId,
aName,
true
);
},
openURIInFrame: function browser_openURIInFrame(
aURI,
aParams,
aWhere,
aFlags,
aNextRemoteTabId,
aName
) {
return this.getContentWindowOrOpenURIInFrame(
aURI,
aParams,
aWhere,
aFlags,
aNextRemoteTabId,
aName,
false
);
},
getContentWindowOrOpenURIInFrame: function browser_getContentWindowOrOpenURIInFrame(
aURI,
aParams,
aWhere,
aFlags,
aNextRemoteTabId,
aName,
aSkipLoad
) {
if (aWhere != Ci.nsIBrowserDOMWindow.OPEN_NEWTAB) {
dump("Error: openURIInFrame can only open in new tabs");
return null;
}
var isExternal = !!(aFlags & Ci.nsIBrowserDOMWindow.OPEN_EXTERNAL);
var userContextId =
aParams.openerOriginAttributes &&
"userContextId" in aParams.openerOriginAttributes
? aParams.openerOriginAttributes.userContextId
: Ci.nsIScriptSecurityManager.DEFAULT_USER_CONTEXT_ID;
return this._openURIInNewTab(
aURI,
aParams.referrerInfo,
aParams.isPrivate,
isExternal,
false,
userContextId,
null,
aParams.openerBrowser,
aParams.triggeringPrincipal,
aNextRemoteTabId,
aName,
aParams.csp,
aSkipLoad
);
},
isTabContentWindow(aWindow) {
return gBrowser.browsers.some(browser => browser.contentWindow == aWindow);
},
canClose() {
return CanCloseWindow();
},
get tabCount() {
return gBrowser.tabs.length;
},
};
function onViewToolbarsPopupShowing(aEvent, aInsertPoint) {
var popup = aEvent.target;
if (popup != aEvent.currentTarget) {
return;
}
// Empty the menu
for (var i = popup.children.length - 1; i >= 0; --i) {
var deadItem = popup.children[i];
if (deadItem.hasAttribute("toolbarId")) {
popup.removeChild(deadItem);
}
}
var firstMenuItem = aInsertPoint || popup.firstElementChild;
let toolbarNodes = gNavToolbox.querySelectorAll("toolbar");
for (let toolbar of toolbarNodes) {
if (!toolbar.hasAttribute("toolbarname")) {
continue;
}
let menuItem = document.createXULElement("menuitem");
let hidingAttribute =
toolbar.getAttribute("type") == "menubar" ? "autohide" : "collapsed";
menuItem.setAttribute("id", "toggle_" + toolbar.id);
menuItem.setAttribute("toolbarId", toolbar.id);
menuItem.setAttribute("type", "checkbox");
menuItem.setAttribute("label", toolbar.getAttribute("toolbarname"));
menuItem.setAttribute(
"checked",
toolbar.getAttribute(hidingAttribute) != "true"
);
menuItem.setAttribute("accesskey", toolbar.getAttribute("accesskey"));
if (popup.id != "toolbar-context-menu") {
menuItem.setAttribute("key", toolbar.getAttribute("key"));
}
popup.insertBefore(menuItem, firstMenuItem);
menuItem.addEventListener("command", onViewToolbarCommand);
}
let moveToPanel = popup.querySelector(".customize-context-moveToPanel");
let removeFromToolbar = popup.querySelector(
".customize-context-removeFromToolbar"
);
// View -> Toolbars menu doesn't have the moveToPanel or removeFromToolbar items.
if (!moveToPanel || !removeFromToolbar) {
return;
}
// triggerNode can be a nested child element of a toolbaritem.
let toolbarItem = popup.triggerNode;
if (toolbarItem && toolbarItem.localName == "toolbarpaletteitem") {
toolbarItem = toolbarItem.firstElementChild;
} else if (toolbarItem && toolbarItem.localName != "toolbar") {
while (toolbarItem && toolbarItem.parentElement) {
let parent = toolbarItem.parentElement;
if (
(parent.classList &&
parent.classList.contains("customization-target")) ||
parent.getAttribute("overflowfortoolbar") || // Needs to work in the overflow list as well.
parent.localName == "toolbarpaletteitem" ||
parent.localName == "toolbar"
) {
break;
}
toolbarItem = parent;
}
} else {
toolbarItem = null;
}
let showTabStripItems = toolbarItem && toolbarItem.id == "tabbrowser-tabs";
for (let node of popup.querySelectorAll(
'menuitem[contexttype="toolbaritem"]'
)) {
node.hidden = showTabStripItems;
}
for (let node of popup.querySelectorAll('menuitem[contexttype="tabbar"]')) {
node.hidden = !showTabStripItems;
}
if (showTabStripItems) {
let multipleTabsSelected = !!gBrowser.multiSelectedTabsCount;
document.getElementById(
"toolbar-context-bookmarkSelectedTabs"
).hidden = !multipleTabsSelected;
document.getElementById(
"toolbar-context-bookmarkSelectedTab"
).hidden = multipleTabsSelected;
document.getElementById(
"toolbar-context-reloadSelectedTabs"
).hidden = !multipleTabsSelected;
document.getElementById(
"toolbar-context-reloadSelectedTab"
).hidden = multipleTabsSelected;
document.getElementById(
"toolbar-context-selectAllTabs"
).disabled = gBrowser.allTabsSelected();
document.getElementById("toolbar-context-undoCloseTab").disabled =
SessionStore.getClosedTabCount(window) == 0;
MozXULElement.insertFTLIfNeeded("browser/toolbarContextMenu.ftl");
document
.getElementById("toolbar-context-menu")
.querySelectorAll("[data-lazy-l10n-id]")
.forEach(el => {
el.setAttribute("data-l10n-id", el.getAttribute("data-lazy-l10n-id"));
el.removeAttribute("data-lazy-l10n-id");
});
return;
}
let movable =
toolbarItem &&
toolbarItem.id &&
CustomizableUI.isWidgetRemovable(toolbarItem);
if (movable) {
if (CustomizableUI.isSpecialWidget(toolbarItem.id)) {
moveToPanel.setAttribute("disabled", true);
} else {
moveToPanel.removeAttribute("disabled");
}
removeFromToolbar.removeAttribute("disabled");
} else {
moveToPanel.setAttribute("disabled", true);
removeFromToolbar.setAttribute("disabled", true);
}
}
function onViewToolbarCommand(aEvent) {
let node = aEvent.originalTarget;
let toolbarId = node.getAttribute("toolbarId");
let isVisible = node.getAttribute("checked") == "true";
CustomizableUI.setToolbarVisibility(toolbarId, isVisible);
updateToggleControlLabel(node);
}
function setToolbarVisibility(toolbar, isVisible, persist = true) {
let hidingAttribute;
if (toolbar.getAttribute("type") == "menubar") {
hidingAttribute = "autohide";
if (AppConstants.platform == "linux") {
Services.prefs.setBoolPref("ui.key.menuAccessKeyFocuses", !isVisible);
}
} else {
hidingAttribute = "collapsed";
}
toolbar.setAttribute(hidingAttribute, !isVisible);
if (persist) {
Services.xulStore.persist(toolbar, hidingAttribute);
}
let eventParams = {
detail: {
visible: isVisible,
},
bubbles: true,
};
let event = new CustomEvent("toolbarvisibilitychange", eventParams);
toolbar.dispatchEvent(event);
if (
toolbar.getAttribute("type") == "menubar" &&
CustomizationHandler.isCustomizing()
) {
gCustomizeMode._updateDragSpaceCheckbox();
}
}
function updateToggleControlLabel(control) {
if (!control.hasAttribute("label-checked")) {
return;
}
if (!control.hasAttribute("label-unchecked")) {
control.setAttribute("label-unchecked", control.getAttribute("label"));
}
let prefix = control.getAttribute("checked") == "true" ? "" : "un";
control.setAttribute("label", control.getAttribute(`label-${prefix}checked`));
}
var TabletModeUpdater = {
init() {
if (AppConstants.isPlatformAndVersionAtLeast("win", "10")) {
this.update(WindowsUIUtils.inTabletMode);
Services.obs.addObserver(this, "tablet-mode-change");
}
},
uninit() {
if (AppConstants.isPlatformAndVersionAtLeast("win", "10")) {
Services.obs.removeObserver(this, "tablet-mode-change");
}
},
observe(subject, topic, data) {
this.update(data == "tablet-mode");
},
update(isInTabletMode) {
let wasInTabletMode = document.documentElement.hasAttribute("tabletmode");
if (isInTabletMode) {
document.documentElement.setAttribute("tabletmode", "true");
} else {
document.documentElement.removeAttribute("tabletmode");
}
if (wasInTabletMode != isInTabletMode) {
gUIDensity.update();
}
},
};
var gTabletModePageCounter = {
enabled: false,
inc() {
this.enabled = AppConstants.isPlatformAndVersionAtLeast("win", "10.0");
if (!this.enabled) {
this.inc = () => {};
return;
}
this.inc = this._realInc;
this.inc();
},
_desktopCount: 0,
_tabletCount: 0,
_realInc() {
let inTabletMode = document.documentElement.hasAttribute("tabletmode");
this[inTabletMode ? "_tabletCount" : "_desktopCount"]++;
},
finish() {
if (this.enabled) {
let histogram = Services.telemetry.getKeyedHistogramById(
"FX_TABLETMODE_PAGE_LOAD"
);
histogram.add("tablet", this._tabletCount);
histogram.add("desktop", this._desktopCount);
}
},
};
function displaySecurityInfo() {
BrowserPageInfo(null, "securityTab");
}
// Updates the UI density (for touch and compact mode) based on the uidensity pref.
var gUIDensity = {
MODE_NORMAL: 0,
MODE_COMPACT: 1,
MODE_TOUCH: 2,
uiDensityPref: "browser.uidensity",
autoTouchModePref: "browser.touchmode.auto",
init() {
this.update();
Services.prefs.addObserver(this.uiDensityPref, this);
Services.prefs.addObserver(this.autoTouchModePref, this);
},
uninit() {
Services.prefs.removeObserver(this.uiDensityPref, this);
Services.prefs.removeObserver(this.autoTouchModePref, this);
},
observe(aSubject, aTopic, aPrefName) {
if (
aTopic != "nsPref:changed" ||
(aPrefName != this.uiDensityPref && aPrefName != this.autoTouchModePref)
) {
return;
}
this.update();
},
getCurrentDensity() {
// Automatically override the uidensity to touch in Windows tablet mode.
if (
AppConstants.isPlatformAndVersionAtLeast("win", "10") &&
WindowsUIUtils.inTabletMode &&
Services.prefs.getBoolPref(this.autoTouchModePref)
) {
return { mode: this.MODE_TOUCH, overridden: true };
}
return {
mode: Services.prefs.getIntPref(this.uiDensityPref),
overridden: false,
};
},
update(mode) {
if (mode == null) {
mode = this.getCurrentDensity().mode;
}
let docs = [document.documentElement];
let shouldUpdateSidebar = SidebarUI.initialized && SidebarUI.isOpen;
if (shouldUpdateSidebar) {
docs.push(SidebarUI.browser.contentDocument.documentElement);
}
for (let doc of docs) {
switch (mode) {
case this.MODE_COMPACT:
doc.setAttribute("uidensity", "compact");
break;
case this.MODE_TOUCH:
doc.setAttribute("uidensity", "touch");
break;
default:
doc.removeAttribute("uidensity");
break;
}
}
if (shouldUpdateSidebar) {
let tree = SidebarUI.browser.contentDocument.querySelector(
".sidebar-placesTree"
);
if (tree) {
// Tree items don't update their styles without changing some property on the
// parent tree element, like background-color or border. See bug 1407399.
tree.style.border = "1px";
tree.style.border = "";
}
}
gBrowser.tabContainer.uiDensityChanged();
gURLBar.updateLayoutBreakout();
},
};
const nodeToTooltipMap = {
"bookmarks-menu-button": "bookmarksMenuButton.tooltip",
"context-reload": "reloadButton.tooltip",
"context-stop": "stopButton.tooltip",
"downloads-button": "downloads.tooltip",
"fullscreen-button": "fullscreenButton.tooltip",
"appMenu-fullscreen-button": "fullscreenButton.tooltip",
"new-window-button": "newWindowButton.tooltip",
"new-tab-button": "newTabButton.tooltip",
"tabs-newtab-button": "newTabButton.tooltip",
"reload-button": "reloadButton.tooltip",
"stop-button": "stopButton.tooltip",
"urlbar-zoom-button": "urlbar-zoom-button.tooltip",
"appMenu-cut-button": "cut-button.tooltip",
"appMenu-copy-button": "copy-button.tooltip",
"appMenu-paste-button": "paste-button.tooltip",
"appMenu-zoomEnlarge-button": "zoomEnlarge-button.tooltip",
"appMenu-zoomReset-button": "zoomReset-button.tooltip",
"appMenu-zoomReduce-button": "zoomReduce-button.tooltip",
"reader-mode-button": "reader-mode-button.tooltip",
};
const nodeToShortcutMap = {
"bookmarks-menu-button": "manBookmarkKb",
"context-reload": "key_reload",
"context-stop": "key_stop",
"downloads-button": "key_openDownloads",
"fullscreen-button": "key_fullScreen",
"appMenu-fullscreen-button": "key_fullScreen",
"new-window-button": "key_newNavigator",
"new-tab-button": "key_newNavigatorTab",
"tabs-newtab-button": "key_newNavigatorTab",
"reload-button": "key_reload",
"stop-button": "key_stop",
"urlbar-zoom-button": "key_fullZoomReset",
"appMenu-cut-button": "key_cut",
"appMenu-copy-button": "key_copy",
"appMenu-paste-button": "key_paste",
"appMenu-zoomEnlarge-button": "key_fullZoomEnlarge",
"appMenu-zoomReset-button": "key_fullZoomReset",
"appMenu-zoomReduce-button": "key_fullZoomReduce",
"reader-mode-button": "key_toggleReaderMode",
};
if (AppConstants.platform == "macosx") {
nodeToTooltipMap["print-button"] = "printButton.tooltip";
nodeToShortcutMap["print-button"] = "printKb";
}
const gDynamicTooltipCache = new Map();
function GetDynamicShortcutTooltipText(nodeId) {
if (!gDynamicTooltipCache.has(nodeId) && nodeId in nodeToTooltipMap) {
let strId = nodeToTooltipMap[nodeId];
let args = [];
if (nodeId in nodeToShortcutMap) {
let shortcutId = nodeToShortcutMap[nodeId];
let shortcut = document.getElementById(shortcutId);
if (shortcut) {
args.push(ShortcutUtils.prettifyShortcut(shortcut));
}
}
gDynamicTooltipCache.set(
nodeId,
gNavigatorBundle.getFormattedString(strId, args)
);
}
return gDynamicTooltipCache.get(nodeId);
}
function UpdateDynamicShortcutTooltipText(aTooltip) {
let nodeId =
aTooltip.triggerNode.id || aTooltip.triggerNode.getAttribute("anonid");
aTooltip.setAttribute("label", GetDynamicShortcutTooltipText(nodeId));
}
/*
* - [ Dependencies ] ---------------------------------------------------------
* utilityOverlay.js:
* - gatherTextUnder
*/
/**
* Extracts linkNode and href for the current click target.
*
* @param event
* The click event.
* @return [href, linkNode].
*
* @note linkNode will be null if the click wasn't on an anchor
* element (or XLink).
*/
function hrefAndLinkNodeForClickEvent(event) {
function isHTMLLink(aNode) {
// Be consistent with what nsContextMenu.js does.
return (
(aNode instanceof HTMLAnchorElement && aNode.href) ||
(aNode instanceof HTMLAreaElement && aNode.href) ||
aNode instanceof HTMLLinkElement
);
}
let node = event.composedTarget;
while (node && !isHTMLLink(node)) {
node = node.flattenedTreeParentNode;
}
if (node) {
return [node.href, node];
}
// If there is no linkNode, try simple XLink.
let href, baseURI;
node = event.composedTarget;
while (node && !href) {
if (
node.nodeType == Node.ELEMENT_NODE &&
(node.localName == "a" ||
node.namespaceURI == "http://www.w3.org/1998/Math/MathML")
) {
href =
node.getAttribute("href") ||
node.getAttributeNS("http://www.w3.org/1999/xlink", "href");
if (href) {
baseURI = node.baseURI;
break;
}
}
node = node.flattenedTreeParentNode;
}
// In case of XLink, we don't return the node we got href from since
// callers expect <a>-like elements.
return [href ? makeURLAbsolute(baseURI, href) : null, null];
}
/**
* Called whenever the user clicks in the content area.
*
* @param event
* The click event.
* @param isPanelClick
* Whether the event comes from an extension panel.
* @note default event is prevented if the click is handled.
*/
function contentAreaClick(event, isPanelClick) {
if (!event.isTrusted || event.defaultPrevented || event.button != 0) {
return;
}
let [href, linkNode] = hrefAndLinkNodeForClickEvent(event);
if (!href) {
// Not a link, handle middle mouse navigation.
if (
event.button == 1 &&
Services.prefs.getBoolPref("middlemouse.contentLoadURL") &&
!Services.prefs.getBoolPref("general.autoScroll")
) {
middleMousePaste(event);
event.preventDefault();
}
return;
}
// This code only applies if we have a linkNode (i.e. clicks on real anchor
// elements, as opposed to XLink).
if (
linkNode &&
event.button == 0 &&
!event.ctrlKey &&
!event.shiftKey &&
!event.altKey &&
!event.metaKey
) {
// An extension panel's links should target the main content area. Do this
// if no modifier keys are down and if there's no target or the target
// equals _main (the IE convention) or _content (the Mozilla convention).
let target = linkNode.target;
let mainTarget = !target || target == "_content" || target == "_main";
if (isPanelClick && mainTarget) {
// javascript and data links should be executed in the current browser.
if (
linkNode.getAttribute("onclick") ||
href.startsWith("javascript:") ||
href.startsWith("data:")
) {
return;
}
try {
urlSecurityCheck(href, linkNode.ownerDocument.nodePrincipal);
} catch (ex) {
// Prevent loading unsecure destinations.
event.preventDefault();
return;
}
loadURI(href, null, null, false);
event.preventDefault();
return;
}
}
handleLinkClick(event, href, linkNode);
// Mark the page as a user followed link. This is done so that history can
// distinguish automatic embed visits from user activated ones. For example
// pages loaded in frames are embed visits and lost with the session, while
// visits across frames should be preserved.
try {
if (!PrivateBrowsingUtils.isWindowPrivate(window)) {
PlacesUIUtils.markPageAsFollowedLink(href);
}
} catch (ex) {
/* Skip invalid URIs. */
}
}
/**
* Handles clicks on links.
*
* @return true if the click event was handled, false otherwise.
*/
function handleLinkClick(event, href, linkNode) {
if (event.button == 2) {
// right click
return false;
}
var where = whereToOpenLink(event);
if (where == "current") {
return false;
}
var doc = event.target.ownerDocument;
let referrerInfo = Cc["@mozilla.org/referrer-info;1"].createInstance(
Ci.nsIReferrerInfo
);
if (linkNode) {
referrerInfo.initWithNode(linkNode);
} else {
referrerInfo.initWithDocument(doc);
}
if (where == "save") {
saveURL(
href,
linkNode ? gatherTextUnder(linkNode) : "",
null,
true,
true,
referrerInfo,
doc
);
event.preventDefault();
return true;
}
// if the mixedContentChannel is present and the referring URI passes
// a same origin check with the target URI, we can preserve the users
// decision of disabling MCB on a page for it's child tabs.
var persistAllowMixedContentInChildTab = false;
if (where == "tab" && gBrowser.docShell.mixedContentChannel) {
const sm = Services.scriptSecurityManager;
try {
var targetURI = makeURI(href);
let isPrivateWin =
doc.nodePrincipal.originAttributes.privateBrowsingId > 0;
sm.checkSameOriginURI(
doc.documentURIObject,
targetURI,
false,
isPrivateWin
);
persistAllowMixedContentInChildTab = true;
} catch (e) {}
}
let frameOuterWindowID = WebNavigationFrames.getFrameId(doc.defaultView);
urlSecurityCheck(href, doc.nodePrincipal);
let params = {
charset: doc.characterSet,
allowMixedContent: persistAllowMixedContentInChildTab,
referrerInfo,
originPrincipal: doc.nodePrincipal,
originStoragePrincipal: doc.effectiveStoragePrincipal,
triggeringPrincipal: doc.nodePrincipal,
csp: doc.csp,
frameOuterWindowID,
};
// The new tab/window must use the same userContextId
if (doc.nodePrincipal.originAttributes.userContextId) {
params.userContextId = doc.nodePrincipal.originAttributes.userContextId;
}
openLinkIn(href, where, params);
event.preventDefault();
return true;
}
/**
* Handles paste on middle mouse clicks.
*
* @param event {Event | Object} Event or JSON object.
*/
function middleMousePaste(event) {
let clipboard = readFromClipboard();
if (!clipboard) {
return;
}
// Strip embedded newlines and surrounding whitespace, to match the URL
// bar's behavior (stripsurroundingwhitespace)
clipboard = clipboard.replace(/\s*\n\s*/g, "");
clipboard = UrlbarUtils.stripUnsafeProtocolOnPaste(clipboard);
// if it's not the current tab, we don't need to do anything because the
// browser doesn't exist.
let where = whereToOpenLink(event, true, false);
let lastLocationChange;
if (where == "current") {
lastLocationChange = gBrowser.selectedBrowser.lastLocationChange;
}
UrlbarUtils.getShortcutOrURIAndPostData(clipboard).then(data => {
try {
makeURI(data.url);
} catch (ex) {
// Not a valid URI.
return;
}
try {
UrlbarUtils.addToUrlbarHistory(data.url, window);
} catch (ex) {
// Things may go wrong when adding url to session history,
// but don't let that interfere with the loading of the url.
Cu.reportError(ex);
}
if (
where != "current" ||
lastLocationChange == gBrowser.selectedBrowser.lastLocationChange
) {
openUILink(data.url, event, {
ignoreButton: true,
allowInheritPrincipal: data.mayInheritPrincipal,
triggeringPrincipal: gBrowser.selectedBrowser.contentPrincipal,
csp: gBrowser.selectedBrowser.csp,
});
}
});
if (event instanceof Event) {
event.stopPropagation();
}
}
// handleDroppedLink has the following 2 overloads:
// handleDroppedLink(event, url, name, triggeringPrincipal)
// handleDroppedLink(event, links, triggeringPrincipal)
function handleDroppedLink(
event,
urlOrLinks,
nameOrTriggeringPrincipal,
triggeringPrincipal
) {
let links;
if (Array.isArray(urlOrLinks)) {
links = urlOrLinks;
triggeringPrincipal = nameOrTriggeringPrincipal;
} else {
links = [{ url: urlOrLinks, nameOrTriggeringPrincipal, type: "" }];
}
let lastLocationChange = gBrowser.selectedBrowser.lastLocationChange;
let userContextId = gBrowser.selectedBrowser.getAttribute("usercontextid");
// event is null if links are dropped in content process.
// inBackground should be false, as it's loading into current browser.
let inBackground = false;
if (event) {
inBackground = Services.prefs.getBoolPref("browser.tabs.loadInBackground");
if (event.shiftKey) {
inBackground = !inBackground;
}
}
(async function() {
if (
links.length >=
Services.prefs.getIntPref("browser.tabs.maxOpenBeforeWarn")
) {
// Sync dialog cannot be used inside drop event handler.
let answer = await OpenInTabsUtils.promiseConfirmOpenInTabs(
links.length,
window
);
if (!answer) {
return;
}
}
let urls = [];
let postDatas = [];
for (let link of links) {
let data = await UrlbarUtils.getShortcutOrURIAndPostData(link.url);
urls.push(data.url);
postDatas.push(data.postData);
}
if (lastLocationChange == gBrowser.selectedBrowser.lastLocationChange) {
gBrowser.loadTabs(urls, {
inBackground,
replace: true,
allowThirdPartyFixup: false,
postDatas,
userContextId,
triggeringPrincipal,
});
}
})();
// If links are dropped in content process, event.preventDefault() should be
// called in content process.
if (event) {
// Keep the event from being handled by the dragDrop listeners
// built-in to gecko if they happen to be above us.
event.preventDefault();
}
}
function BrowserSetForcedCharacterSet(aCharset) {
if (aCharset) {
if (aCharset == "Japanese") {
aCharset = "Shift_JIS";
}
gBrowser.selectedBrowser.characterSet = aCharset;
// Save the forced character-set
PlacesUIUtils.setCharsetForPage(
getWebNavigation().currentURI,
aCharset,
window
).catch(Cu.reportError);
}
BrowserCharsetReload();
}
function BrowserCharsetReload() {
BrowserReloadWithFlags(Ci.nsIWebNavigation.LOAD_FLAGS_CHARSET_CHANGE);
}
function UpdateCurrentCharset(target) {
let selectedCharset = CharsetMenu.foldCharset(
gBrowser.selectedBrowser.characterSet,
gBrowser.selectedBrowser.charsetAutodetected
);
for (let menuItem of target.getElementsByTagName("menuitem")) {
let isSelected = menuItem.getAttribute("charset") === selectedCharset;
menuItem.setAttribute("checked", isSelected);
}
}
function promptRemoveExtension(addon) {
let { name } = addon;
let brand = document
.getElementById("bundle_brand")
.getString("brandShorterName");
let { getFormattedString, getString } = gNavigatorBundle;
let title = getFormattedString("webext.remove.confirmation.title", [name]);
let message = getFormattedString("webext.remove.confirmation.message", [
name,
brand,
]);
let btnTitle = getString("webext.remove.confirmation.button");
let {
BUTTON_TITLE_IS_STRING: titleString,
BUTTON_TITLE_CANCEL: titleCancel,
BUTTON_POS_0,
BUTTON_POS_1,
confirmEx,
} = Services.prompt;
let btnFlags = BUTTON_POS_0 * titleString + BUTTON_POS_1 * titleCancel;
let checkboxState = { value: false };
let checkboxMessage = null;
// Enable abuse report checkbox in the remove extension dialog,
// if enabled by the about:config prefs and the addon type
// is currently supported.
if (
gHtmlAboutAddonsEnabled &&
gAddonAbuseReportEnabled &&
["extension", "theme"].includes(addon.type)
) {
checkboxMessage = getFormattedString(
"webext.remove.abuseReportCheckbox.message",
[document.getElementById("bundle_brand").getString("vendorShortName")]
);
}
const result = confirmEx(
null,
title,
message,
btnFlags,
btnTitle,
null,
null,
checkboxMessage,
checkboxState
);
return { remove: result === 0, report: checkboxState.value };
}
var ToolbarContextMenu = {
updateDownloadsAutoHide(popup) {
let checkbox = document.getElementById(
"toolbar-context-autohide-downloads-button"
);
let isDownloads =
popup.triggerNode &&
["downloads-button", "wrapper-downloads-button"].includes(
popup.triggerNode.id
);
checkbox.hidden = !isDownloads;
if (DownloadsButton.autoHideDownloadsButton) {
checkbox.setAttribute("checked", "true");
} else {
checkbox.removeAttribute("checked");
}
},
onDownloadsAutoHideChange(event) {
let autoHide = event.target.getAttribute("checked") == "true";
Services.prefs.setBoolPref("browser.download.autohideButton", autoHide);
},
_getUnwrappedTriggerNode(popup) {
// Toolbar buttons are wrapped in customize mode. Unwrap if necessary.
let { triggerNode } = popup;
if (triggerNode && gCustomizeMode.isWrappedToolbarItem(triggerNode)) {
return triggerNode.firstElementChild;
}
return triggerNode;
},
_getExtensionId(popup) {
let node = this._getUnwrappedTriggerNode(popup);
return node && node.getAttribute("data-extensionid");
},
async updateExtension(popup) {
let removeExtension = popup.querySelector(
".customize-context-removeExtension"
);
let manageExtension = popup.querySelector(
".customize-context-manageExtension"
);
let reportExtension = popup.querySelector(
".customize-context-reportExtension"
);
let separator = reportExtension.nextElementSibling;
let id = this._getExtensionId(popup);
let addon = id && (await AddonManager.getAddonByID(id));
for (let element of [removeExtension, manageExtension, separator]) {
element.hidden = !addon;
}
reportExtension.hidden =
!addon || !gAddonAbuseReportEnabled || !gHtmlAboutAddonsEnabled;
if (addon) {
removeExtension.disabled = !(
addon.permissions & AddonManager.PERM_CAN_UNINSTALL
);
}
},
async removeExtensionForContextAction(popup) {
let id = this._getExtensionId(popup);
let addon = id && (await AddonManager.getAddonByID(id));
if (!addon || !(addon.permissions & AddonManager.PERM_CAN_UNINSTALL)) {
return;
}
let { remove, report } = promptRemoveExtension(addon);
AMTelemetry.recordActionEvent({
object: "browserAction",
action: "uninstall",
value: remove ? "accepted" : "cancelled",
extra: { addonId: addon.id },
});
if (remove) {
// Leave the extension in pending uninstall if we are also
// reporting the add-on.
await addon.uninstall(report);
if (report) {
this.reportExtensionForContextAction(popup, "uninstall");
}
}
},
async reportExtensionForContextAction(popup, reportEntryPoint) {
let id = this._getExtensionId(popup);
let addon = id && (await AddonManager.getAddonByID(id));
if (!addon) {
return;
}
const win = await BrowserOpenAddonsMgr("addons://list/extension");
win.openAbuseReport({
addonId: addon.id,
reportEntryPoint,
});
},
openAboutAddonsForContextAction(popup) {
let id = this._getExtensionId(popup);
if (id) {
let viewID = "addons://detail/" + encodeURIComponent(id);
BrowserOpenAddonsMgr(viewID);
AMTelemetry.recordActionEvent({
object: "browserAction",
action: "manage",
extra: { addonId: id },
});
}
},
};
var gPageStyleMenu = {
// This maps from a <browser> element (or, more specifically, a
// browser's permanentKey) to an Object that contains the most recent
// information about the browser content's stylesheets. That Object
// is populated via the PageStyle:StyleSheets message from the content
// process. The Object should have the following structure:
//
// filteredStyleSheets (Array):
// An Array of objects with a filtered list representing all stylesheets
// that the current page offers. Each object has the following members:
//
// title (String):
// The title of the stylesheet
//
// disabled (bool):
// Whether or not the stylesheet is currently applied
//
// href (String):
// The URL of the stylesheet. Stylesheets loaded via a data URL will
// have this property set to null.
//
// authorStyleDisabled (bool):
// Whether or not the user currently has "No Style" selected for
// the current page.
//
// preferredStyleSheetSet (bool):
// Whether or not the user currently has the "Default" style selected
// for the current page.
//
_pageStyleSheets: new WeakMap(),
init() {
let mm = window.messageManager;
mm.addMessageListener("PageStyle:StyleSheets", msg => {
if (msg.target.permanentKey) {
this._pageStyleSheets.set(msg.target.permanentKey, msg.data);
}
});
},
/**
* Returns an array of Objects representing stylesheets in a
* browser. Note that the pageshow event needs to fire in content
* before this information will be available.
*
* @param browser (optional)
* The <xul:browser> to search for stylesheets. If omitted, this
* defaults to the currently selected tab's browser.
* @returns Array
* An Array of Objects representing stylesheets in the browser.
* See the documentation for gPageStyleMenu for a description
* of the Object structure.
*/
getBrowserStyleSheets(browser) {
if (!browser) {
browser = gBrowser.selectedBrowser;
}
let data = this._pageStyleSheets.get(browser.permanentKey);
if (!data) {
return [];
}
return data.filteredStyleSheets;
},
_getStyleSheetInfo(browser) {
let data = this._pageStyleSheets.get(browser.permanentKey);
if (!data) {
return {
filteredStyleSheets: [],
authorStyleDisabled: false,
preferredStyleSheetSet: true,
};
}
return data;
},
fillPopup(menuPopup) {
let styleSheetInfo = this._getStyleSheetInfo(gBrowser.selectedBrowser);
var noStyle = menuPopup.firstElementChild;
var persistentOnly = noStyle.nextElementSibling;
var sep = persistentOnly.nextElementSibling;
while (sep.nextElementSibling) {
menuPopup.removeChild(sep.nextElementSibling);
}
let styleSheets = styleSheetInfo.filteredStyleSheets;
var currentStyleSheets = {};
var styleDisabled = styleSheetInfo.authorStyleDisabled;
var haveAltSheets = false;
var altStyleSelected = false;
for (let currentStyleSheet of styleSheets) {
if (!currentStyleSheet.disabled) {
altStyleSelected = true;
}
haveAltSheets = true;
let lastWithSameTitle = null;
if (currentStyleSheet.title in currentStyleSheets) {
lastWithSameTitle = currentStyleSheets[currentStyleSheet.title];
}
if (!lastWithSameTitle) {
let menuItem = document.createXULElement("menuitem");
menuItem.setAttribute("type", "radio");
menuItem.setAttribute("label", currentStyleSheet.title);
menuItem.setAttribute("data", currentStyleSheet.title);
menuItem.setAttribute(
"checked",
!currentStyleSheet.disabled && !styleDisabled
);
menuItem.setAttribute(
"oncommand",
"gPageStyleMenu.switchStyleSheet(this.getAttribute('data'));"
);
menuPopup.appendChild(menuItem);
currentStyleSheets[currentStyleSheet.title] = menuItem;
} else if (currentStyleSheet.disabled) {
lastWithSameTitle.removeAttribute("checked");
}
}
noStyle.setAttribute("checked", styleDisabled);
persistentOnly.setAttribute("checked", !altStyleSelected && !styleDisabled);
persistentOnly.hidden = styleSheetInfo.preferredStyleSheetSet
? haveAltSheets
: false;
sep.hidden = (noStyle.hidden && persistentOnly.hidden) || !haveAltSheets;
},
switchStyleSheet(title) {
let mm = gBrowser.selectedBrowser.messageManager;
mm.sendAsyncMessage("PageStyle:Switch", { title });
},
disableStyle() {
let mm = gBrowser.selectedBrowser.messageManager;
mm.sendAsyncMessage("PageStyle:Disable");
},
};
var LanguageDetectionListener = {
init() {
window.messageManager.addMessageListener(
"Translation:DocumentState",
msg => {
Translation.documentStateReceived(msg.target, msg.data);
}
);
},
};
// Note that this is also called from non-browser windows on OSX, which do
// share menu items but not much else. See nonbrowser-mac.js.
var BrowserOffline = {
_inited: false,
// BrowserOffline Public Methods
init() {
if (!this._uiElement) {
this._uiElement = document.getElementById("cmd_toggleOfflineStatus");
}
Services.obs.addObserver(this, "network:offline-status-changed");
this._updateOfflineUI(Services.io.offline);
this._inited = true;
},
uninit() {
if (this._inited) {
Services.obs.removeObserver(this, "network:offline-status-changed");
}
},
toggleOfflineStatus() {
var ioService = Services.io;
if (!ioService.offline && !this._canGoOffline()) {
this._updateOfflineUI(false);
return;
}
ioService.offline = !ioService.offline;
},
// nsIObserver
observe(aSubject, aTopic, aState) {
if (aTopic != "network:offline-status-changed") {
return;
}
// This notification is also received because of a loss in connectivity,
// which we ignore by updating the UI to the current value of io.offline
this._updateOfflineUI(Services.io.offline);
},
// BrowserOffline Implementation Methods
_canGoOffline() {
try {
var cancelGoOffline = Cc["@mozilla.org/supports-PRBool;1"].createInstance(
Ci.nsISupportsPRBool
);
Services.obs.notifyObservers(cancelGoOffline, "offline-requested");
// Something aborted the quit process.
if (cancelGoOffline.data) {
return false;
}
} catch (ex) {}
return true;
},
_uiElement: null,
_updateOfflineUI(aOffline) {
var offlineLocked = Services.prefs.prefIsLocked("network.online");
if (offlineLocked) {
this._uiElement.setAttribute("disabled", "true");
}
this._uiElement.setAttribute("checked", aOffline);
},
};
var IndexedDBPromptHelper = {
_permissionsPrompt: "indexedDB-permissions-prompt",
_permissionsResponse: "indexedDB-permissions-response",
_notificationIcon: "indexedDB-notification-icon",
init: function IndexedDBPromptHelper_init() {
Services.obs.addObserver(this, this._permissionsPrompt);
},
uninit: function IndexedDBPromptHelper_uninit() {
Services.obs.removeObserver(this, this._permissionsPrompt);
},
observe: function IndexedDBPromptHelper_observe(subject, topic, data) {
if (topic != this._permissionsPrompt) {
throw new Error("Unexpected topic!");
}
var request = subject.QueryInterface(Ci.nsIIDBPermissionsRequest);
var browser = request.browserElement;
if (browser.ownerGlobal != window) {
// Only listen for notifications for browsers in our chrome window.
return;
}
// Get the host name if available or the file path otherwise.
var host = browser.currentURI.asciiHost || browser.currentURI.pathQueryRef;
var message;
var responseTopic;
if (topic == this._permissionsPrompt) {
message = gNavigatorBundle.getFormattedString("offlineApps.available2", [
host,
]);
responseTopic = this._permissionsResponse;
}
var observer = request.responseObserver;
var mainAction = {
label: gNavigatorBundle.getString("offlineApps.allowStoring.label"),
accessKey: gNavigatorBundle.getString(
"offlineApps.allowStoring.accesskey"
),
callback() {
observer.observe(
null,
responseTopic,
Ci.nsIPermissionManager.ALLOW_ACTION
);
},
};
var secondaryActions = [
{
label: gNavigatorBundle.getString("offlineApps.dontAllow.label"),
accessKey: gNavigatorBundle.getString(
"offlineApps.dontAllow.accesskey"
),
callback() {
observer.observe(
null,
responseTopic,
Ci.nsIPermissionManager.DENY_ACTION
);
},
},
];
PopupNotifications.show(
browser,
topic,
message,
this._notificationIcon,
mainAction,
secondaryActions,
{
persistent: true,
hideClose: true,
}
);
},
};
var CanvasPermissionPromptHelper = {
_permissionsPrompt: "canvas-permissions-prompt",
_permissionsPromptHideDoorHanger: "canvas-permissions-prompt-hide-doorhanger",
_notificationIcon: "canvas-notification-icon",
init() {
Services.obs.addObserver(this, this._permissionsPrompt);
Services.obs.addObserver(this, this._permissionsPromptHideDoorHanger);
},
uninit() {
Services.obs.removeObserver(this, this._permissionsPrompt);
Services.obs.removeObserver(this, this._permissionsPromptHideDoorHanger);
},
// aSubject is an nsIBrowser (e10s) or an nsIDOMWindow (non-e10s).
// aData is an Origin string.
observe(aSubject, aTopic, aData) {
if (
aTopic != this._permissionsPrompt &&
aTopic != this._permissionsPromptHideDoorHanger
) {
return;
}
let browser;
if (aSubject instanceof Ci.nsIDOMWindow) {
browser = aSubject.docShell.chromeEventHandler;
} else {
browser = aSubject;
}
if (gBrowser.selectedBrowser !== browser) {
// Must belong to some other window.
return;
}
let message = gNavigatorBundle.getFormattedString(
"canvas.siteprompt",
["<>"],
1
);
let principal = Services.scriptSecurityManager.createContentPrincipalFromOrigin(
aData
);
function setCanvasPermission(aPerm, aPersistent) {
Services.perms.addFromPrincipal(
principal,
"canvas",
aPerm,
aPersistent
? Ci.nsIPermissionManager.EXPIRE_NEVER
: Ci.nsIPermissionManager.EXPIRE_SESSION
);
}
let mainAction = {
label: gNavigatorBundle.getString("canvas.allow"),
accessKey: gNavigatorBundle.getString("canvas.allow.accesskey"),
callback(state) {
setCanvasPermission(
Ci.nsIPermissionManager.ALLOW_ACTION,
state && state.checkboxChecked
);
},
};
let secondaryActions = [
{
label: gNavigatorBundle.getString("canvas.notAllow"),
accessKey: gNavigatorBundle.getString("canvas.notAllow.accesskey"),
callback(state) {
setCanvasPermission(
Ci.nsIPermissionManager.DENY_ACTION,
state && state.checkboxChecked
);
},
},
];
let checkbox = {
// In PB mode, we don't want the "always remember" checkbox
show: !PrivateBrowsingUtils.isWindowPrivate(window),
};
if (checkbox.show) {
checkbox.checked = true;
checkbox.label = gBrowserBundle.GetStringFromName("canvas.remember");
}
let options = {
checkbox,
name: principal.URI.host,
learnMoreURL:
Services.urlFormatter.formatURLPref("app.support.baseURL") +
"fingerprint-permission",
dismissed: aTopic == this._permissionsPromptHideDoorHanger,
};
PopupNotifications.show(
browser,
this._permissionsPrompt,
message,
this._notificationIcon,
mainAction,
secondaryActions,
options
);
},
};
var WebAuthnPromptHelper = {
_icon: "webauthn-notification-icon",
_topic: "webauthn-prompt",
// The current notification, if any. The U2F manager is a singleton, we will
// never allow more than one active request. And thus we'll never have more
// than one notification either.
_current: null,
// The current transaction ID. Will be checked when we're notified of the
// cancellation of an ongoing WebAuthhn request.
_tid: 0,
init() {
Services.obs.addObserver(this, this._topic);
},
uninit() {
Services.obs.removeObserver(this, this._topic);
},
observe(aSubject, aTopic, aData) {
let mgr = aSubject.QueryInterface(Ci.nsIU2FTokenManager);
let data = JSON.parse(aData);
if (data.action == "register") {
this.register(mgr, data);
} else if (data.action == "register-direct") {
this.registerDirect(mgr, data);
} else if (data.action == "sign") {
this.sign(mgr, data);
} else if (data.action == "cancel") {
this.cancel(data);
}
},
register(mgr, { origin, tid }) {
let mainAction = this.buildCancelAction(mgr, tid);
this.show(tid, "register", "webauthn.registerPrompt2", origin, mainAction);
},
registerDirect(mgr, { origin, tid }) {
let mainAction = this.buildProceedAction(mgr, tid);
let secondaryActions = [this.buildCancelAction(mgr, tid)];
let learnMoreURL =
Services.urlFormatter.formatURLPref("app.support.baseURL") +
"webauthn-direct-attestation";
let options = {
learnMoreURL,
checkbox: {
label: gNavigatorBundle.getString("webauthn.anonymize"),
},
};
this.show(
tid,
"register-direct",
"webauthn.registerDirectPrompt2",
origin,
mainAction,
secondaryActions,
options
);
},
sign(mgr, { origin, tid }) {
let mainAction = this.buildCancelAction(mgr, tid);
this.show(tid, "sign", "webauthn.signPrompt2", origin, mainAction);
},
show(
tid,
id,
stringId,
origin,
mainAction,
secondaryActions = [],
options = {}
) {
this.reset();
try {
origin = Services.io.newURI(origin).asciiHost;
} catch (e) {
/* Might fail for arbitrary U2F RP IDs. */
}
let brandShortName = document
.getElementById("bundle_brand")
.getString("brandShortName");
let message = gNavigatorBundle.getFormattedString(
stringId,
["<>", brandShortName],
1
);
options.name = origin;
options.hideClose = true;
options.eventCallback = event => {
if (event == "removed") {
this._current = null;
this._tid = 0;
}
};
this._tid = tid;
this._current = PopupNotifications.show(
gBrowser.selectedBrowser,
`webauthn-prompt-${id}`,
message,
this._icon,
mainAction,
secondaryActions,
options
);
},
cancel({ tid }) {
if (this._tid == tid) {
this.reset();
}
},
reset() {
if (this._current) {
this._current.remove();
}
},
buildProceedAction(mgr, tid) {
return {
label: gNavigatorBundle.getString("webauthn.proceed"),
accessKey: gNavigatorBundle.getString("webauthn.proceed.accesskey"),
callback(state) {
mgr.resumeRegister(tid, state.checkboxChecked);
},
};
},
buildCancelAction(mgr, tid) {
return {
label: gNavigatorBundle.getString("webauthn.cancel"),
accessKey: gNavigatorBundle.getString("webauthn.cancel.accesskey"),
callback() {
mgr.cancel(tid);
},
};
},
};
function CanCloseWindow() {
// Avoid redundant calls to canClose from showing multiple
// PermitUnload dialogs.
if (Services.startup.shuttingDown || window.skipNextCanClose) {
return true;
}
let timedOutProcesses = new WeakSet();
for (let browser of gBrowser.browsers) {
// Don't instantiate lazy browsers.
if (!browser.isConnected) {
continue;
}
let pmm = browser.messageManager.processMessageManager;
if (timedOutProcesses.has(pmm)) {
continue;
}
let { permitUnload, timedOut } = browser.permitUnload();
if (timedOut) {
timedOutProcesses.add(pmm);
continue;
}
if (!permitUnload) {
return false;
}
}
return true;
}
function WindowIsClosing() {
if (!closeWindow(false, warnAboutClosingWindow)) {
return false;
}
// In theory we should exit here and the Window's internal Close
// method should trigger canClose on nsBrowserAccess. However, by
// that point it's too late to be able to show a prompt for
// PermitUnload. So we do it here, when we still can.
if (CanCloseWindow()) {
// This flag ensures that the later canClose call does nothing.
// It's only needed to make tests pass, since they detect the
// prompt even when it's not actually shown.
window.skipNextCanClose = true;
return true;
}
return false;
}
/**
* Checks if this is the last full *browser* window around. If it is, this will
* be communicated like quitting. Otherwise, we warn about closing multiple tabs.
* @returns true if closing can proceed, false if it got cancelled.
*/
function warnAboutClosingWindow() {
// Popups aren't considered full browser windows; we also ignore private windows.
let isPBWindow =
PrivateBrowsingUtils.isWindowPrivate(window) &&
!PrivateBrowsingUtils.permanentPrivateBrowsing;
let closingTabs = gBrowser.tabs.length - gBrowser._removingTabs.length;
if (!isPBWindow && !toolbar.visible) {
return gBrowser.warnAboutClosingTabs(
closingTabs,
gBrowser.closingTabsEnum.ALL
);
}
// Figure out if there's at least one other browser window around.
let otherPBWindowExists = false;
let otherWindowExists = false;
for (let win of browserWindows()) {
if (!win.closed && win != window) {
otherWindowExists = true;
if (isPBWindow && PrivateBrowsingUtils.isWindowPrivate(win)) {
otherPBWindowExists = true;
}
// If the current window is not in private browsing mode we don't need to
// look for other pb windows, we can leave the loop when finding the
// first non-popup window. If however the current window is in private
// browsing mode then we need at least one other pb and one non-popup
// window to break out early.
if (!isPBWindow || otherPBWindowExists) {
break;
}
}
}
if (isPBWindow && !otherPBWindowExists) {
let exitingCanceled = Cc["@mozilla.org/supports-PRBool;1"].createInstance(
Ci.nsISupportsPRBool
);
exitingCanceled.data = false;
Services.obs.notifyObservers(exitingCanceled, "last-pb-context-exiting");
if (exitingCanceled.data) {
return false;
}
}
if (otherWindowExists) {
return (
isPBWindow ||
gBrowser.warnAboutClosingTabs(closingTabs, gBrowser.closingTabsEnum.ALL)
);
}
let os = Services.obs;
let closingCanceled = Cc["@mozilla.org/supports-PRBool;1"].createInstance(
Ci.nsISupportsPRBool
);
os.notifyObservers(closingCanceled, "browser-lastwindow-close-requested");
if (closingCanceled.data) {
return false;
}
os.notifyObservers(null, "browser-lastwindow-close-granted");
// OS X doesn't quit the application when the last window is closed, but keeps
// the session alive. Hence don't prompt users to save tabs, but warn about
// closing multiple tabs.
return (
AppConstants.platform != "macosx" ||
(isPBWindow ||
gBrowser.warnAboutClosingTabs(closingTabs, gBrowser.closingTabsEnum.ALL))
);
}
var MailIntegration = {
sendLinkForBrowser(aBrowser) {
this.sendMessage(
gURLBar.makeURIReadable(aBrowser.currentURI).displaySpec,
aBrowser.contentTitle
);
},
sendMessage(aBody, aSubject) {
// generate a mailto url based on the url and the url's title
var mailtoUrl = "mailto:";
if (aBody) {
mailtoUrl += "?body=" + encodeURIComponent(aBody);
mailtoUrl += "&subject=" + encodeURIComponent(aSubject);
}
var uri = makeURI(mailtoUrl);
// now pass this uri to the operating system
this._launchExternalUrl(uri);
},
// a generic method which can be used to pass arbitrary urls to the operating
// system.
// aURL --> a nsIURI which represents the url to launch
_launchExternalUrl(aURL) {
var extProtocolSvc = Cc[
"@mozilla.org/uriloader/external-protocol-service;1"
].getService(Ci.nsIExternalProtocolService);
if (extProtocolSvc) {
extProtocolSvc.loadURI(aURL);
}
},
};
function BrowserOpenAddonsMgr(aView) {
return new Promise(resolve => {
let emWindow;
let browserWindow;
var receivePong = function(aSubject, aTopic, aData) {
let browserWin = aSubject.docShell.rootTreeItem.domWindow;
if (!emWindow || browserWin == window /* favor the current window */) {
emWindow = aSubject;
browserWindow = browserWin;
}
};
Services.obs.addObserver(receivePong, "EM-pong");
Services.obs.notifyObservers(null, "EM-ping");
Services.obs.removeObserver(receivePong, "EM-pong");
if (emWindow) {
if (aView) {
emWindow.loadView(aView);
}
let tab = browserWindow.gBrowser.getTabForBrowser(
emWindow.docShell.chromeEventHandler
);
browserWindow.gBrowser.selectedTab = tab;
emWindow.focus();
resolve(emWindow);
return;
}
// This must be a new load, else the ping/pong would have
// found the window above.
let whereToOpen =
window.gBrowser && gBrowser.selectedTab.isEmpty ? "current" : "tab";
openTrustedLinkIn("about:addons", whereToOpen);
Services.obs.addObserver(function observer(aSubject, aTopic, aData) {
Services.obs.removeObserver(observer, aTopic);
if (aView) {
aSubject.loadView(aView);
}
aSubject.focus();
resolve(aSubject);
}, "EM-loaded");
});
}
function AddKeywordForSearchField() {
if (!gContextMenu) {
throw new Error("Context menu doesn't seem to be open.");
}
gContextMenu.addKeywordForSearchField();
}
/**
* Re-open a closed tab.
* @param aIndex
* The index of the tab (via SessionStore.getClosedTabData)
* @returns a reference to the reopened tab.
*/
function undoCloseTab(aIndex) {
// wallpaper patch to prevent an unnecessary blank tab (bug 343895)
var blankTabToRemove = null;
if (gBrowser.tabs.length == 1 && gBrowser.selectedTab.isEmpty) {
blankTabToRemove = gBrowser.selectedTab;
}
var tab = null;
if (SessionStore.getClosedTabCount(window) > (aIndex || 0)) {
tab = SessionStore.undoCloseTab(window, aIndex || 0);
if (blankTabToRemove) {
gBrowser.removeTab(blankTabToRemove);
}
}
return tab;
}
/**
* Re-open a closed window.
* @param aIndex
* The index of the window (via SessionStore.getClosedWindowData)
* @returns a reference to the reopened window.
*/
function undoCloseWindow(aIndex) {
let window = null;
if (SessionStore.getClosedWindowCount() > (aIndex || 0)) {
window = SessionStore.undoCloseWindow(aIndex || 0);
}
return window;
}
/**
* Check whether a page can be considered as 'empty', that its URI
* reflects its origin, and that if it's loaded in a tab, that tab
* could be considered 'empty' (e.g. like the result of opening
* a 'blank' new tab).
*
* We have to do more than just check the URI, because especially
* for things like about:blank, it is possible that the opener or
* some other page has control over the contents of the page.
*
* @param browser {Browser}
* The browser whose page we're checking (the selected browser
* in this window if omitted).
* @param uri {nsIURI}
* The URI against which we're checking (the browser's currentURI
* if omitted).
*
* @return false if the page was opened by or is controlled by arbitrary web
* content, unless that content corresponds with the URI.
* true if the page is blank and controlled by a principal matching
* that URI (or the system principal if the principal has no URI)
*/
function checkEmptyPageOrigin(
browser = gBrowser.selectedBrowser,
uri = browser.currentURI
) {
// If another page opened this page with e.g. window.open, this page might
// be controlled by its opener - return false.
if (browser.hasContentOpener) {
return false;
}
let contentPrincipal = browser.contentPrincipal;
// Not all principals have URIs...
if (contentPrincipal.URI) {
// There are two special-cases involving about:blank. One is where
// the user has manually loaded it and it got created with a null
// principal. The other involves the case where we load
// some other empty page in a browser and the current page is the
// initial about:blank page (which has that as its principal, not
// just URI in which case it could be web-based). Especially in
// e10s, we need to tackle that case specifically to avoid race
// conditions when updating the URL bar.
//
// Note that we check the documentURI here, since the currentURI on
// the browser might have been set by SessionStore in order to
// support switch-to-tab without having actually loaded the content
// yet.
let uriToCheck = browser.documentURI || uri;
if (
(uriToCheck.spec == "about:blank" && contentPrincipal.isNullPrincipal) ||
contentPrincipal.URI.spec == "about:blank"
) {
return true;
}
return contentPrincipal.URI.equals(uri);
}
// ... so for those that don't have them, enforce that the page has the
// system principal (this matches e.g. on about:newtab).
return contentPrincipal.isSystemPrincipal;
}
function ReportFalseDeceptiveSite() {
let docURI = gBrowser.selectedBrowser.documentURI;
let isPhishingPage =
docURI && docURI.spec.startsWith("about:blocked?e=deceptiveBlocked");
if (isPhishingPage) {
let mm = gBrowser.selectedBrowser.messageManager;
let onMessage = message => {
mm.removeMessageListener("DeceptiveBlockedDetails:Result", onMessage);
let reportUrl = gSafeBrowsing.getReportURL(
"PhishMistake",
message.data.blockedInfo
);
if (reportUrl) {
openTrustedLinkIn(reportUrl, "tab");
} else {
let bundle = Services.strings.createBundle(
"chrome://browser/locale/safebrowsing/safebrowsing.properties"
);
Services.prompt.alert(
window,
bundle.GetStringFromName("errorReportFalseDeceptiveTitle"),
bundle.formatStringFromName("errorReportFalseDeceptiveMessage", [
message.data.blockedInfo.provider,
])
);
}
};
mm.addMessageListener("DeceptiveBlockedDetails:Result", onMessage);
mm.sendAsyncMessage("DeceptiveBlockedDetails");
}
}
/**
* Format a URL
* eg:
* echo formatURL("https://addons.mozilla.org/%LOCALE%/%APP%/%VERSION%/");
* > https://addons.mozilla.org/en-US/firefox/3.0a1/
*
* Currently supported built-ins are LOCALE, APP, and any value from nsIXULAppInfo, uppercased.
*/
function formatURL(aFormat, aIsPref) {
return aIsPref
? Services.urlFormatter.formatURLPref(aFormat)
: Services.urlFormatter.formatURL(aFormat);
}
/**
* Fired on the "marionette-remote-control" system notification,
* indicating if the browser session is under remote control.
*/
const gRemoteControl = {
observe(subject, topic, data) {
gRemoteControl.updateVisualCue(data);
},
updateVisualCue(enabled) {
const mainWindow = document.documentElement;
if (enabled) {
mainWindow.setAttribute("remotecontrol", "true");
} else {
mainWindow.removeAttribute("remotecontrol");
}
},
};
const gAccessibilityServiceIndicator = {
init() {
// Pref to enable accessibility service indicator.
Services.prefs.addObserver("accessibility.indicator.enabled", this);
// Accessibility service init/shutdown event.
Services.obs.addObserver(this, "a11y-init-or-shutdown");
this._update(Services.appinfo.accessibilityEnabled);
},
_update(accessibilityEnabled = false) {
if (this.enabled && accessibilityEnabled) {
this._active = true;
document.documentElement.setAttribute("accessibilitymode", "true");
[...document.querySelectorAll(".accessibility-indicator")].forEach(
indicator =>
["click", "keypress"].forEach(type =>
indicator.addEventListener(type, this)
)
);
} else if (this._active) {
this._active = false;
document.documentElement.removeAttribute("accessibilitymode");
[...document.querySelectorAll(".accessibility-indicator")].forEach(
indicator =>
["click", "keypress"].forEach(type =>
indicator.removeEventListener(type, this)
)
);
}
},
observe(subject, topic, data) {
if (
topic == "nsPref:changed" &&
data === "accessibility.indicator.enabled"
) {
this._update(Services.appinfo.accessibilityEnabled);
} else if (topic === "a11y-init-or-shutdown") {
// When "a11y-init-or-shutdown" event is fired, "1" indicates that
// accessibility service is started and "0" that it is shut down.
this._update(data === "1");
}
},
get enabled() {
return Services.prefs.getBoolPref("accessibility.indicator.enabled");
},
handleEvent({ key, type }) {
if (
(type === "keypress" && [" ", "Enter"].includes(key)) ||
type === "click"
) {
let a11yServicesSupportURL = Services.urlFormatter.formatURLPref(
"accessibility.support.url"
);
// This is a known URL coming from trusted UI
openTrustedLinkIn(a11yServicesSupportURL, "tab");
Services.telemetry.scalarSet("a11y.indicator_acted_on", true);
}
},
uninit() {
Services.prefs.removeObserver("accessibility.indicator.enabled", this);
Services.obs.removeObserver(this, "a11y-init-or-shutdown");
},
};
// Note that this is also called from non-browser windows on OSX, which do
// share menu items but not much else. See nonbrowser-mac.js.
var gPrivateBrowsingUI = {
init: function PBUI_init() {
// Do nothing for normal windows
if (!PrivateBrowsingUtils.isWindowPrivate(window)) {
return;
}
// Disable the Clear Recent History... menu item when in PB mode
// temporary fix until bug 463607 is fixed
document.getElementById("Tools:Sanitize").setAttribute("disabled", "true");
if (window.location.href != AppConstants.BROWSER_CHROME_URL) {
return;
}
// Adjust the window's title
let docElement = document.documentElement;
if (!PrivateBrowsingUtils.permanentPrivateBrowsing) {
docElement.setAttribute(
"title",
docElement.getAttribute("title_privatebrowsing")
);
docElement.setAttribute(
"titlemodifier",
docElement.getAttribute("titlemodifier_privatebrowsing")
);
}
docElement.setAttribute(
"privatebrowsingmode",
PrivateBrowsingUtils.permanentPrivateBrowsing ? "permanent" : "temporary"
);
gBrowser.updateTitlebar();
if (PrivateBrowsingUtils.permanentPrivateBrowsing) {
// Adjust the New Window menu entries
let newWindow = document.getElementById("menu_newNavigator");
let newPrivateWindow = document.getElementById("menu_newPrivateWindow");
if (newWindow && newPrivateWindow) {
newPrivateWindow.hidden = true;
newWindow.label = newPrivateWindow.label;
newWindow.accessKey = newPrivateWindow.accessKey;
newWindow.command = newPrivateWindow.command;
}
}
},
};
/**
* Switch to a tab that has a given URI, and focuses its browser window.
* If a matching tab is in this window, it will be switched to. Otherwise, other
* windows will be searched.
*
* @param aURI
* URI to search for
* @param aOpenNew
* True to open a new tab and switch to it, if no existing tab is found.
* If no suitable window is found, a new one will be opened.
* @param aOpenParams
* If switching to this URI results in us opening a tab, aOpenParams
* will be the parameter object that gets passed to openTrustedLinkIn. Please
* see the documentation for openTrustedLinkIn to see what parameters can be
* passed via this object.
* This object also allows:
* - 'ignoreFragment' property to be set to true to exclude fragment-portion
* matching when comparing URIs.
* If set to "whenComparing", the fragment will be unmodified.
* If set to "whenComparingAndReplace", the fragment will be replaced.
* - 'ignoreQueryString' boolean property to be set to true to exclude query string
* matching when comparing URIs.
* - 'replaceQueryString' boolean property to be set to true to exclude query string
* matching when comparing URIs and overwrite the initial query string with
* the one from the new URI.
* - 'adoptIntoActiveWindow' boolean property to be set to true to adopt the tab
* into the current window.
* @return True if an existing tab was found, false otherwise
*/
function switchToTabHavingURI(aURI, aOpenNew, aOpenParams = {}) {
// Certain URLs can be switched to irrespective of the source or destination
// window being in private browsing mode:
const kPrivateBrowsingWhitelist = new Set(["about:addons"]);
let ignoreFragment = aOpenParams.ignoreFragment;
let ignoreQueryString = aOpenParams.ignoreQueryString;
let replaceQueryString = aOpenParams.replaceQueryString;
let adoptIntoActiveWindow = aOpenParams.adoptIntoActiveWindow;
// These properties are only used by switchToTabHavingURI and should
// not be used as a parameter for the new load.
delete aOpenParams.ignoreFragment;
delete aOpenParams.ignoreQueryString;
delete aOpenParams.replaceQueryString;
delete aOpenParams.adoptIntoActiveWindow;
let isBrowserWindow = !!window.gBrowser;
// This will switch to the tab in aWindow having aURI, if present.
function switchIfURIInWindow(aWindow) {
// Only switch to the tab if neither the source nor the destination window
// are private and they are not in permanent private browsing mode
if (
!kPrivateBrowsingWhitelist.has(aURI.spec) &&
(PrivateBrowsingUtils.isWindowPrivate(window) ||
PrivateBrowsingUtils.isWindowPrivate(aWindow)) &&
!PrivateBrowsingUtils.permanentPrivateBrowsing
) {
return false;
}
// Remove the query string, fragment, both, or neither from a given url.
function cleanURL(url, removeQuery, removeFragment) {
let ret = url;
if (removeFragment) {
ret = ret.split("#")[0];
if (removeQuery) {
// This removes a query, if present before the fragment.
ret = ret.split("?")[0];
}
} else if (removeQuery) {
// This is needed in case there is a fragment after the query.
let fragment = ret.split("#")[1];
ret = ret
.split("?")[0]
.concat(fragment != undefined ? "#".concat(fragment) : "");
}
return ret;
}
// Need to handle nsSimpleURIs here too (e.g. about:...), which don't
// work correctly with URL objects - so treat them as strings
let ignoreFragmentWhenComparing =
typeof ignoreFragment == "string" &&
ignoreFragment.startsWith("whenComparing");
let requestedCompare = cleanURL(
aURI.displaySpec,
ignoreQueryString || replaceQueryString,
ignoreFragmentWhenComparing
);
let browsers = aWindow.gBrowser.browsers;
for (let i = 0; i < browsers.length; i++) {
let browser = browsers[i];
let browserCompare = cleanURL(
browser.currentURI.displaySpec,
ignoreQueryString || replaceQueryString,
ignoreFragmentWhenComparing
);
if (requestedCompare == browserCompare) {
// If adoptIntoActiveWindow is set, and this is a cross-window switch,
// adopt the tab into the current window, after the active tab.
let doAdopt =
adoptIntoActiveWindow && isBrowserWindow && aWindow != window;
if (doAdopt) {
window.gBrowser.adoptTab(
aWindow.gBrowser.getTabForBrowser(browser),
window.gBrowser.tabContainer.selectedIndex + 1,
/* aSelectTab = */ true
);
} else {
aWindow.focus();
}
if (ignoreFragment == "whenComparingAndReplace" || replaceQueryString) {
browser.loadURI(aURI.spec, {
triggeringPrincipal:
aOpenParams.triggeringPrincipal ||
_createNullPrincipalFromTabUserContextId(),
});
}
if (!doAdopt) {
aWindow.gBrowser.tabContainer.selectedIndex = i;
}
return true;
}
}
return false;
}
// This can be passed either nsIURI or a string.
if (!(aURI instanceof Ci.nsIURI)) {
aURI = Services.io.newURI(aURI);
}
// Prioritise this window.
if (isBrowserWindow && switchIfURIInWindow(window)) {
return true;
}
for (let browserWin of browserWindows()) {
// Skip closed (but not yet destroyed) windows,
// and the current window (which was checked earlier).
if (browserWin.closed || browserWin == window) {
continue;
}
if (switchIfURIInWindow(browserWin)) {
return true;
}
}
// No opened tab has that url.
if (aOpenNew) {
if (isBrowserWindow && gBrowser.selectedTab.isEmpty) {
openTrustedLinkIn(aURI.spec, "current", aOpenParams);
} else {
openTrustedLinkIn(aURI.spec, "tab", aOpenParams);
}
}
return false;
}
var RestoreLastSessionObserver = {
init() {
if (
SessionStore.canRestoreLastSession &&
!PrivateBrowsingUtils.isWindowPrivate(window)
) {
Services.obs.addObserver(this, "sessionstore-last-session-cleared", true);
goSetCommandEnabled("Browser:RestoreLastSession", true);
} else if (SessionStore.willAutoRestore) {
document
.getElementById("Browser:RestoreLastSession")
.setAttribute("hidden", true);
}
},
observe() {
// The last session can only be restored once so there's
// no way we need to re-enable our menu item.
Services.obs.removeObserver(this, "sessionstore-last-session-cleared");
goSetCommandEnabled("Browser:RestoreLastSession", false);
},
QueryInterface: ChromeUtils.generateQI([
Ci.nsIObserver,
Ci.nsISupportsWeakReference,
]),
};
/* Observes menus and adjusts their size for better
* usability when opened via a touch screen. */
var MenuTouchModeObserver = {
init() {
window.addEventListener("popupshowing", this, true);
},
handleEvent(event) {
let target = event.originalTarget;
if (event.mozInputSource == MouseEvent.MOZ_SOURCE_TOUCH) {
target.setAttribute("touchmode", "true");
} else {
target.removeAttribute("touchmode");
}
},
uninit() {
window.removeEventListener("popupshowing", this, true);
},
};
// Prompt user to restart the browser in safe mode
function safeModeRestart() {
if (Services.appinfo.inSafeMode) {
let cancelQuit = Cc["@mozilla.org/supports-PRBool;1"].createInstance(
Ci.nsISupportsPRBool
);
Services.obs.notifyObservers(
cancelQuit,
"quit-application-requested",
"restart"
);
if (cancelQuit.data) {
return;
}
Services.startup.quit(
Ci.nsIAppStartup.eRestart | Ci.nsIAppStartup.eAttemptQuit
);
return;
}
Services.obs.notifyObservers(null, "restart-in-safe-mode");
}
/* duplicateTabIn duplicates tab in a place specified by the parameter |where|.
*
* |where| can be:
* "tab" new tab
* "tabshifted" same as "tab" but in background if default is to select new
* tabs, and vice versa
* "window" new window
*
* delta is the offset to the history entry that you want to load.
*/
function duplicateTabIn(aTab, where, delta) {
switch (where) {
case "window":
let otherWin = OpenBrowserWindow();
let delayedStartupFinished = (subject, topic) => {
if (
topic == "browser-delayed-startup-finished" &&
subject == otherWin
) {
Services.obs.removeObserver(delayedStartupFinished, topic);
let otherGBrowser = otherWin.gBrowser;
let otherTab = otherGBrowser.selectedTab;
SessionStore.duplicateTab(otherWin, aTab, delta);
otherGBrowser.removeTab(otherTab, { animate: false });
}
};
Services.obs.addObserver(
delayedStartupFinished,
"browser-delayed-startup-finished"
);
break;
case "tabshifted":
SessionStore.duplicateTab(window, aTab, delta);
// A background tab has been opened, nothing else to do here.
break;
case "tab":
let newTab = SessionStore.duplicateTab(window, aTab, delta);
gBrowser.selectedTab = newTab;
break;
}
}
var MousePosTracker = {
_listeners: new Set(),
_x: 0,
_y: 0,
/**
* Registers a listener.
*
* @param listener (object)
* A listener is expected to expose the following properties:
*
* getMouseTargetRect (function)
* Returns the rect that the MousePosTracker needs to alert
* the listener about if the mouse happens to be within it.
*
* onMouseEnter (function, optional)
* The function to be called if the mouse enters the rect
* returned by getMouseTargetRect. MousePosTracker always
* runs this inside of a requestAnimationFrame, since it
* assumes that the notification is used to update the DOM.
*
* onMouseLeave (function, optional)
* The function to be called if the mouse exits the rect
* returned by getMouseTargetRect. MousePosTracker always
* runs this inside of a requestAnimationFrame, since it
* assumes that the notification is used to update the DOM.
*/
addListener(listener) {
if (this._listeners.has(listener)) {
return;
}
listener._hover = false;
this._listeners.add(listener);
this._callListener(listener);
},
removeListener(listener) {
this._listeners.delete(listener);
},
handleEvent(event) {
let fullZoom = window.windowUtils.fullZoom;
this._x = event.screenX / fullZoom - window.mozInnerScreenX;
this._y = event.screenY / fullZoom - window.mozInnerScreenY;
this._listeners.forEach(listener => {
try {
this._callListener(listener);
} catch (e) {
Cu.reportError(e);
}
});
},
_callListener(listener) {
let rect = listener.getMouseTargetRect();
let hover =
this._x >= rect.left &&
this._x <= rect.right &&
this._y >= rect.top &&
this._y <= rect.bottom;
if (hover == listener._hover) {
return;
}
listener._hover = hover;
if (hover) {
if (listener.onMouseEnter) {
listener.onMouseEnter();
}
} else if (listener.onMouseLeave) {
listener.onMouseLeave();
}
},
};
var ToolbarIconColor = {
_windowState: {
active: false,
fullscreen: false,
tabsintitlebar: false,
},
init() {
this._initialized = true;
window.addEventListener("activate", this);
window.addEventListener("deactivate", this);
window.addEventListener("toolbarvisibilitychange", this);
window.addEventListener("windowlwthemeupdate", this);
// If the window isn't active now, we assume that it has never been active
// before and will soon become active such that inferFromText will be
// called from the initial activate event.
if (Services.focus.activeWindow == window) {
this.inferFromText("activate");
}
},
uninit() {
this._initialized = false;
window.removeEventListener("activate", this);
window.removeEventListener("deactivate", this);
window.removeEventListener("toolbarvisibilitychange", this);
window.removeEventListener("windowlwthemeupdate", this);
},
handleEvent(event) {
switch (event.type) {
case "activate":
case "deactivate":
case "windowlwthemeupdate":
this.inferFromText(event.type);
break;
case "toolbarvisibilitychange":
this.inferFromText(event.type, event.visible);
break;
}
},
// a cache of luminance values for each toolbar
// to avoid unnecessary calls to getComputedStyle
_toolbarLuminanceCache: new Map(),
inferFromText(reason, reasonValue) {
if (!this._initialized) {
return;
}
function parseRGB(aColorString) {
let rgb = aColorString.match(/^rgba?\((\d+), (\d+), (\d+)/);
rgb.shift();
return rgb.map(x => parseInt(x));
}
switch (reason) {
case "activate": // falls through
case "deactivate":
this._windowState.active = reason === "activate";
break;
case "fullscreen":
this._windowState.fullscreen = reasonValue;
break;
case "windowlwthemeupdate":
// theme change, we'll need to recalculate all color values
this._toolbarLuminanceCache.clear();
break;
case "toolbarvisibilitychange":
// toolbar changes dont require reset of the cached color values
break;
case "tabsintitlebar":
this._windowState.tabsintitlebar = reasonValue;
break;
}
let toolbarSelector = ".browser-toolbar:not([collapsed=true])";
if (AppConstants.platform == "macosx") {
toolbarSelector += ":not([type=menubar])";
}
// The getComputedStyle calls and setting the brighttext are separated in
// two loops to avoid flushing layout and making it dirty repeatedly.
let cachedLuminances = this._toolbarLuminanceCache;
let luminances = new Map();
for (let toolbar of document.querySelectorAll(toolbarSelector)) {
// toolbars *should* all have ids, but guard anyway to avoid blowing up
let cacheKey =
toolbar.id && toolbar.id + JSON.stringify(this._windowState);
// lookup cached luminance value for this toolbar in this window state
let luminance = cacheKey && cachedLuminances.get(cacheKey);
if (isNaN(luminance)) {
let [r, g, b] = parseRGB(getComputedStyle(toolbar).color);
luminance = 0.2125 * r + 0.7154 * g + 0.0721 * b;
if (cacheKey) {
cachedLuminances.set(cacheKey, luminance);
}
}
luminances.set(toolbar, luminance);
}
for (let [toolbar, luminance] of luminances) {
if (luminance <= 110) {
toolbar.removeAttribute("brighttext");
} else {
toolbar.setAttribute("brighttext", "true");
}
}
},
};
var PanicButtonNotifier = {
init() {
this._initialized = true;
if (window.PanicButtonNotifierShouldNotify) {
delete window.PanicButtonNotifierShouldNotify;
this.notify();
}
},
notify() {
if (!this._initialized) {
window.PanicButtonNotifierShouldNotify = true;
return;
}
// Display notification panel here...
try {
let popup = document.getElementById("panic-button-success-notification");
popup.hidden = false;
// To close the popup in 3 seconds after the popup is shown but left uninteracted.
let onTimeout = () => {
PanicButtonNotifier.close();
removeListeners();
};
popup.addEventListener("popupshown", function() {
PanicButtonNotifier.timer = setTimeout(onTimeout, 3000);
});
// To prevent the popup from closing when user tries to interact with the
// popup using mouse or keyboard.
let onUserInteractsWithPopup = () => {
clearTimeout(PanicButtonNotifier.timer);
removeListeners();
};
popup.addEventListener("mouseover", onUserInteractsWithPopup);
window.addEventListener("keydown", onUserInteractsWithPopup);
let removeListeners = () => {
popup.removeEventListener("mouseover", onUserInteractsWithPopup);
window.removeEventListener("keydown", onUserInteractsWithPopup);
popup.removeEventListener("popuphidden", removeListeners);
};
popup.addEventListener("popuphidden", removeListeners);
let widget = CustomizableUI.getWidget("panic-button").forWindow(window);
let anchor = widget.anchor.icon;
popup.openPopup(anchor, popup.getAttribute("position"));
} catch (ex) {
Cu.reportError(ex);
}
},
close() {
let popup = document.getElementById("panic-button-success-notification");
popup.hidePopup();
},
};
const SafeBrowsingNotificationBox = {
_currentURIBaseDomain: null,
show(title, buttons) {
let uri = gBrowser.currentURI;
// start tracking host so that we know when we leave the domain
this._currentURIBaseDomain = Services.eTLD.getBaseDomain(uri);
let notificationBox = gBrowser.getNotificationBox();
let value = "blocked-badware-page";
let previousNotification = notificationBox.getNotificationWithValue(value);
if (previousNotification) {
notificationBox.removeNotification(previousNotification);
}
let notification = notificationBox.appendNotification(
title,
value,
"chrome://global/skin/icons/blocklist_favicon.png",
notificationBox.PRIORITY_CRITICAL_HIGH,
buttons
);
// Persist the notification until the user removes so it
// doesn't get removed on redirects.
notification.persistence = -1;
},
onLocationChange(aLocationURI) {
// take this to represent that you haven't visited a bad place
if (!this._currentURIBaseDomain) {
return;
}
let newURIBaseDomain = Services.eTLD.getBaseDomain(aLocationURI);
if (newURIBaseDomain !== this._currentURIBaseDomain) {
let notificationBox = gBrowser.getNotificationBox();
let notification = notificationBox.getNotificationWithValue(
"blocked-badware-page"
);
if (notification) {
notificationBox.removeNotification(notification, false);
}
this._currentURIBaseDomain = null;
}
},
};
function TabModalPromptBox(browser) {
this._weakBrowserRef = Cu.getWeakReference(browser);
/*
* This WeakMap holds the TabModalPrompt instances, key to the <tabmodalprompt> prompt
* in the DOM. We don't want to hold the instances directly to avoid leaking.
*
* WeakMap also prevents us from reading back its insertion order.
* Order of the elements in the DOM should be the only order to consider.
*/
this.prompts = new WeakMap();
}
TabModalPromptBox.prototype = {
_promptCloseCallback(
onCloseCallback,
principalToAllowFocusFor,
allowFocusCheckbox,
...args
) {
if (
principalToAllowFocusFor &&
allowFocusCheckbox &&
allowFocusCheckbox.checked
) {
Services.perms.addFromPrincipal(
principalToAllowFocusFor,
"focus-tab-by-prompt",
Services.perms.ALLOW_ACTION
);
}
onCloseCallback.apply(this, args);
},
appendPrompt(args, onCloseCallback) {
let browser = this.browser;
let newPrompt = new TabModalPrompt(browser.ownerGlobal);
this.prompts.set(newPrompt.element, newPrompt);
browser.parentNode.insertBefore(
newPrompt.element,
browser.nextElementSibling
);
browser.setAttribute("tabmodalPromptShowing", true);
let prompts = this.listPrompts();
if (prompts.length > 1) {
// Let's hide ourself behind the current prompt.
newPrompt.element.hidden = true;
}
let principalToAllowFocusFor = this._allowTabFocusByPromptPrincipal;
delete this._allowTabFocusByPromptPrincipal;
let allowFocusCheckbox; // Define outside the if block so we can bind it into the callback.
let hostForAllowFocusCheckbox = "";
try {
hostForAllowFocusCheckbox = principalToAllowFocusFor.URI.host;
} catch (ex) {
/* Ignore exceptions for host-less URIs */
}
if (hostForAllowFocusCheckbox) {
let allowFocusRow = document.createXULElement("row");
allowFocusCheckbox = document.createXULElement("checkbox");
let spacer = document.createXULElement("spacer");
allowFocusRow.appendChild(spacer);
let label = gTabBrowserBundle.formatStringFromName(
"tabs.allowTabFocusByPromptForSite",
[hostForAllowFocusCheckbox]
);
allowFocusCheckbox.setAttribute("label", label);
allowFocusRow.appendChild(allowFocusCheckbox);
newPrompt.ui.rows.append(allowFocusRow);
}
let tab = gBrowser.getTabForBrowser(browser);
let closeCB = this._promptCloseCallback.bind(
null,
onCloseCallback,
principalToAllowFocusFor,
allowFocusCheckbox
);
newPrompt.init(args, tab, closeCB);
return newPrompt;
},
removePrompt(aPrompt) {
this.prompts.delete(aPrompt.element);
let browser = this.browser;
aPrompt.element.remove();
let prompts = this.listPrompts();
if (prompts.length) {
let prompt = prompts[prompts.length - 1];
prompt.element.hidden = false;
// Because we were hidden before, this won't have been possible, so do it now:
prompt.ensureXBLBindingAttached();
prompt.Dialog.setDefaultFocus();
} else {
browser.removeAttribute("tabmodalPromptShowing");
browser.focus();
}
},
listPrompts(aPrompt) {
// Get the nodelist, then return the TabModalPrompt instances as an array
const XUL_NS =
"http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
let els = this.browser.parentNode.getElementsByTagNameNS(
XUL_NS,
"tabmodalprompt"
);
return Array.from(els).map(el => this.prompts.get(el));
},
onNextPromptShowAllowFocusCheckboxFor(principal) {
this._allowTabFocusByPromptPrincipal = principal;
},
get browser() {
let browser = this._weakBrowserRef.get();
if (!browser) {
throw new Error("Stale promptbox! The associated browser is gone.");
}
return browser;
},
};
var ConfirmationHint = {
/**
* Shows a transient, non-interactive confirmation hint anchored to an
* element, usually used in response to a user action to reaffirm that it was
* successful and potentially provide extra context. Examples for such hints:
* - "Saved to Library!" after bookmarking a page
* - "Sent!" after sending a tab to another device
* - "Queued (offline)" when attempting to send a tab to another device
* while offline
*
* @param anchor (DOM node, required)
* The anchor for the panel.
* @param messageId (string, required)
* For getting the message string from browser.properties:
* confirmationHint.<messageId>.label
* @param options (object, optional)
* An object with the following optional properties:
* - event (DOM event): The event that triggered the feedback.
* - hideArrow (boolean): Optionally hide the arrow.
* - showDescription (boolean): show description text (confirmationHint.<messageId>.description)
*
*/
show(anchor, messageId, options = {}) {
this._message.textContent = gBrowserBundle.GetStringFromName(
`confirmationHint.${messageId}.label`
);
if (options.showDescription) {
this._description.textContent = gBrowserBundle.GetStringFromName(
`confirmationHint.${messageId}.description`
);
this._description.hidden = false;
this._panel.classList.add("with-description");
} else {
this._description.hidden = true;
this._panel.classList.remove("with-description");
}
if (options.hideArrow) {
this._panel.setAttribute("hidearrow", "true");
}
// The timeout value used here allows the panel to stay open for
// 1.5s second after the text transition (duration=120ms) has finished.
// If there is a description, we show for 4s after the text transition.
const DURATION = options.showDescription ? 4000 : 1500;
this._panel.addEventListener(
"popupshown",
() => {
this._animationBox.setAttribute("animate", "true");
setTimeout(() => {
this._panel.hidePopup(true);
}, DURATION + 120);
},
{ once: true }
);
this._panel.addEventListener(
"popuphidden",
() => {
this._panel.removeAttribute("hidearrow");
this._animationBox.removeAttribute("animate");
},
{ once: true }
);
this._panel.hidden = false;
this._panel.openPopup(anchor, {
position: "bottomcenter topleft",
triggerEvent: options.event,
});
},
get _panel() {
delete this._panel;
return (this._panel = document.getElementById("confirmation-hint"));
},
get _animationBox() {
delete this._animationBox;
return (this._animationBox = document.getElementById(
"confirmation-hint-checkmark-animation-container"
));
},
get _message() {
delete this._message;
return (this._message = document.getElementById(
"confirmation-hint-message"
));
},
get _description() {
delete this._description;
return (this._description = document.getElementById(
"confirmation-hint-description"
));
},
};
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