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/* 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
const lazy = {};
// Ignore unused lazy property for PluginManager.
// eslint-disable-next-line mozilla/valid-lazy
ChromeUtils.defineESModuleGetters(lazy, {
ContextualIdentityService:
DownloadsViewableInternally:
PublicSuffixList:
RemoteSecuritySettings:
SpecialMessageActions:
});
XPCOMUtils.defineLazyModuleGetters(lazy, {
ASRouterDefaultConfig:
OnboardingMessageProvider:
});
if (AppConstants.MOZ_UPDATER) {
ChromeUtils.defineESModuleGetters(lazy, {
});
}
if (AppConstants.MOZ_UPDATE_AGENT) {
ChromeUtils.defineESModuleGetters(lazy, {
});
}
// PluginManager is used in the listeners object below.
XPCOMUtils.defineLazyServiceGetters(lazy, {
BrowserHandler: ["@mozilla.org/browser/clh;1", "nsIBrowserHandler"],
PushService: ["@mozilla.org/push/Service;1", "nsIPushService"],
});
if (AppConstants.ENABLE_WEBDRIVER) {
XPCOMUtils.defineLazyServiceGetter(
lazy,
"Marionette",
"@mozilla.org/remote/marionette;1",
"nsIMarionette"
);
XPCOMUtils.defineLazyServiceGetter(
lazy,
"RemoteAgent",
"@mozilla.org/remote/agent;1",
"nsIRemoteAgent"
);
} else {
lazy.Marionette = { running: false };
lazy.RemoteAgent = { running: false };
}
const PREF_PDFJS_ISDEFAULT_CACHE_STATE = "pdfjs.enabledCache.state";
const PRIVATE_BROWSING_BINARY = "private_browsing.exe";
// Index of Private Browsing icon in private_browsing.exe
// Must line up with IDI_PBICON_PB_PB_EXE in nsNativeAppSupportWin.h.
const PRIVATE_BROWSING_EXE_ICON_INDEX = 1;
const PREF_PRIVATE_BROWSING_SHORTCUT_CREATED =
"browser.privacySegmentation.createdShortcut";
/**
* Fission-compatible JSProcess implementations.
* Each actor options object takes the form of a ProcessActorOptions dictionary.
* Detailed documentation of these options is in dom/docs/ipc/jsactors.rst,
*/
let JSPROCESSACTORS = {
// Miscellaneous stuff that needs to be initialized per process.
BrowserProcess: {
child: {
observers: [
// WebRTC related notifications. They are here to avoid loading WebRTC
// components when not needed.
"getUserMedia:request",
"recording-device-stopped",
"PeerConnection:request",
"recording-device-events",
"recording-window-ended",
],
},
},
RefreshBlockerObserver: {
child: {
observers: [
"webnavigation-create",
"chrome-webnavigation-create",
"webnavigation-destroy",
"chrome-webnavigation-destroy",
],
},
enablePreference: "accessibility.blockautorefresh",
onPreferenceChanged: (prefName, prevValue, isEnabled) => {
lazy.BrowserWindowTracker.orderedWindows.forEach(win => {
for (let browser of win.gBrowser.browsers) {
try {
browser.sendMessageToActor(
"PreferenceChanged",
{ isEnabled },
"RefreshBlocker",
"all"
);
} catch (ex) {}
}
});
},
},
};
/**
* Fission-compatible JSWindowActor implementations.
* Detailed documentation of these options is in dom/docs/ipc/jsactors.rst,
*/
let JSWINDOWACTORS = {
AboutLogins: {
parent: {
},
child: {
events: {
AboutLoginsCopyLoginDetail: { wantUntrusted: true },
AboutLoginsCreateLogin: { wantUntrusted: true },
AboutLoginsDeleteLogin: { wantUntrusted: true },
AboutLoginsDismissBreachAlert: { wantUntrusted: true },
AboutLoginsImportFromBrowser: { wantUntrusted: true },
AboutLoginsImportFromFile: { wantUntrusted: true },
AboutLoginsImportReportInit: { wantUntrusted: true },
AboutLoginsImportReportReady: { wantUntrusted: true },
AboutLoginsInit: { wantUntrusted: true },
AboutLoginsGetHelp: { wantUntrusted: true },
AboutLoginsOpenPreferences: { wantUntrusted: true },
AboutLoginsOpenSite: { wantUntrusted: true },
AboutLoginsRecordTelemetryEvent: { wantUntrusted: true },
AboutLoginsRemoveAllLogins: { wantUntrusted: true },
AboutLoginsSortChanged: { wantUntrusted: true },
AboutLoginsSyncEnable: { wantUntrusted: true },
AboutLoginsSyncOptions: { wantUntrusted: true },
AboutLoginsUpdateLogin: { wantUntrusted: true },
AboutLoginsExportPasswords: { wantUntrusted: true },
},
},
matches: ["about:logins", "about:logins?*", "about:loginsimportreport"],
allFrames: true,
remoteTypes: ["privilegedabout"],
},
AboutMessagePreview: {
parent: {
},
child: {
events: {
DOMDocElementInserted: { capture: true },
},
},
matches: ["about:messagepreview", "about:messagepreview?*"],
},
AboutNewTab: {
parent: {
},
child: {
events: {
DOMContentLoaded: {},
pageshow: {},
visibilitychange: {},
},
},
// The wildcard on about:newtab is for the ?endpoint query parameter
// that is used for snippets debugging. The wildcard for about:home
// is similar, and also allows for falling back to loading the
// about:home document dynamically if an attempt is made to load
// about:home?jscache from the AboutHomeStartupCache as a top-level
// load.
matches: ["about:home*", "about:welcome", "about:newtab*"],
remoteTypes: ["privilegedabout"],
},
AboutPlugins: {
parent: {
},
child: {
events: {
DOMDocElementInserted: { capture: true },
},
},
matches: ["about:plugins"],
},
AboutPocket: {
parent: {
},
child: {
events: {
DOMDocElementInserted: { capture: true },
},
},
remoteTypes: ["privilegedabout"],
matches: [
"about:pocket-saved*",
"about:pocket-signup*",
"about:pocket-home*",
"about:pocket-style-guide*",
],
},
AboutPrivateBrowsing: {
parent: {
},
child: {
events: {
DOMDocElementInserted: { capture: true },
},
},
matches: ["about:privatebrowsing*"],
},
AboutProtections: {
parent: {
},
child: {
events: {
DOMDocElementInserted: { capture: true },
},
},
matches: ["about:protections", "about:protections?*"],
},
AboutReader: {
parent: {
},
child: {
events: {
DOMContentLoaded: {},
pageshow: { mozSystemGroup: true },
// Don't try to create the actor if only the pagehide event fires.
// This can happen with the initial about:blank documents.
pagehide: { mozSystemGroup: true, createActor: false },
},
},
messageManagerGroups: ["browsers"],
},
AboutTabCrashed: {
parent: {
},
child: {
events: {
DOMDocElementInserted: { capture: true },
},
},
matches: ["about:tabcrashed*"],
},
AboutWelcome: {
parent: {
},
child: {
events: {
// This is added so the actor instantiates immediately and makes
// methods available to the page js on load.
DOMDocElementInserted: {},
},
},
matches: ["about:welcome"],
remoteTypes: ["privilegedabout"],
// Remove this preference check when we turn on separate about:welcome for all users.
enablePreference: "browser.aboutwelcome.enabled",
},
BlockedSite: {
parent: {
},
child: {
events: {
AboutBlockedLoaded: { wantUntrusted: true },
click: {},
},
},
matches: ["about:blocked?*"],
allFrames: true,
},
BrowserTab: {
child: {
},
messageManagerGroups: ["browsers"],
},
ClickHandler: {
parent: {
},
child: {
events: {
chromelinkclick: { capture: true, mozSystemGroup: true },
},
},
allFrames: true,
},
/* Note: this uses the same JSMs as ClickHandler, but because it
* relies on "normal" click events anywhere on the page (not just
* links) and is expensive, and only does something for the
* small group of people who have the feature enabled, it is its
* own actor which is only registered if the pref is enabled.
*/
MiddleMousePasteHandler: {
parent: {
},
child: {
events: {
auxclick: { capture: true, mozSystemGroup: true },
},
},
enablePreference: "middlemouse.contentLoadURL",
allFrames: true,
},
ContentSearch: {
parent: {
},
child: {
events: {
ContentSearchClient: { capture: true, wantUntrusted: true },
},
},
matches: [
"about:home",
"about:welcome",
"about:newtab",
"about:privatebrowsing",
"about:test-about-content-search-ui",
],
remoteTypes: ["privilegedabout"],
},
ContextMenu: {
parent: {
},
child: {
events: {
contextmenu: { mozSystemGroup: true },
},
},
allFrames: true,
},
DecoderDoctor: {
parent: {
},
child: {
observers: ["decoder-doctor-notification"],
},
messageManagerGroups: ["browsers"],
allFrames: true,
},
DOMFullscreen: {
parent: {
},
child: {
events: {
"MozDOMFullscreen:Request": {},
"MozDOMFullscreen:Entered": {},
"MozDOMFullscreen:NewOrigin": {},
"MozDOMFullscreen:Exit": {},
"MozDOMFullscreen:Exited": {},
},
},
messageManagerGroups: ["browsers"],
allFrames: true,
},
EncryptedMedia: {
parent: {
},
child: {
observers: ["mediakeys-request"],
},
messageManagerGroups: ["browsers"],
allFrames: true,
},
FormValidation: {
parent: {
},
child: {
events: {
MozInvalidForm: {},
// Listening to ‘pageshow’ event is only relevant if an invalid form
// popup was open, so don't create the actor when fired.
pageshow: { createActor: false },
},
},
allFrames: true,
},
LightweightTheme: {
child: {
events: {
pageshow: { mozSystemGroup: true },
DOMContentLoaded: {},
},
},
includeChrome: true,
allFrames: true,
matches: [
"about:home",
"about:newtab",
"about:welcome",
"about:firefoxview",
],
},
LinkHandler: {
parent: {
},
child: {
events: {
DOMHeadElementParsed: {},
DOMLinkAdded: {},
DOMLinkChanged: {},
pageshow: {},
// The `pagehide` event is only used to clean up state which will not be
// present if the actor hasn't been created.
pagehide: { createActor: false },
},
},
messageManagerGroups: ["browsers"],
},
MigrationWizard: {
parent: {
},
child: {
events: {
"MigrationWizard:RequestState": { wantUntrusted: true },
"MigrationWizard:BeginMigration": { wantsUntrusted: true },
},
},
includeChrome: true,
allFrames: true,
matches: [
"about:welcome",
"about:welcome?*",
"about:preferences",
],
},
},
PageStyle: {
parent: {
},
child: {
events: {
pageshow: { createActor: false },
},
},
messageManagerGroups: ["browsers"],
allFrames: true,
},
Pdfjs: {
parent: {
},
child: {
},
allFrames: true,
},
// GMP crash reporting
Plugin: {
parent: {
},
child: {
events: {
PluginCrashed: { capture: true },
},
},
allFrames: true,
},
PointerLock: {
parent: {
},
child: {
events: {
"MozDOMPointerLock:Entered": {},
"MozDOMPointerLock:Exited": {},
},
},
messageManagerGroups: ["browsers"],
allFrames: true,
},
Prompt: {
parent: {
},
includeChrome: true,
allFrames: true,
},
RefreshBlocker: {
parent: {
},
child: {
},
messageManagerGroups: ["browsers"],
enablePreference: "accessibility.blockautorefresh",
},
ScreenshotsComponent: {
parent: {
},
child: {
},
enablePreference: "screenshots.browser.component.enabled",
},
SearchSERPTelemetry: {
parent: {
},
child: {
events: {
DOMContentLoaded: {},
pageshow: { mozSystemGroup: true },
// The 'unload' event is only used to clean up state, and should not
// force actor creation.
unload: { createActor: false },
load: { mozSystemGroup: true, capture: true },
},
},
},
ShieldFrame: {
parent: {
},
child: {
events: {
pageshow: {},
pagehide: {},
ShieldPageEvent: { wantUntrusted: true },
},
},
matches: ["about:studies*"],
},
ASRouter: {
parent: {
},
child: {
events: {
// This is added so the actor instantiates immediately and makes
// methods available to the page js on load.
DOMDocElementInserted: {},
},
},
matches: [
"about:home*",
"about:newtab*",
"about:welcome*",
"about:privatebrowsing*",
],
remoteTypes: ["privilegedabout"],
},
SwitchDocumentDirection: {
child: {
},
allFrames: true,
},
// The older translations feature backed by external services.
Translation: {
parent: {
},
child: {
events: {
pageshow: {},
load: { mozSystemGroup: true, capture: true },
},
},
enablePreference: "browser.translation.detectLanguage",
},
UITour: {
parent: {
},
child: {
events: {
mozUITour: { wantUntrusted: true },
},
},
messageManagerGroups: ["browsers"],
},
WebRTC: {
parent: {
},
child: {
},
allFrames: true,
},
};
XPCOMUtils.defineLazyGetter(
lazy,
"WeaveService",
() => Cc["@mozilla.org/weave/service;1"].getService().wrappedJSObject
);
if (AppConstants.MOZ_CRASHREPORTER) {
XPCOMUtils.defineLazyModuleGetters(lazy, {
});
}
XPCOMUtils.defineLazyGetter(lazy, "gBrandBundle", function() {
return Services.strings.createBundle(
);
});
XPCOMUtils.defineLazyGetter(lazy, "gBrowserBundle", function() {
return Services.strings.createBundle(
);
});
const listeners = {
observers: {
"gmp-plugin-crash": ["PluginManager"],
"plugin-crashed": ["PluginManager"],
},
observe(subject, topic, data) {
for (let module of this.observers[topic]) {
try {
lazy[module].observe(subject, topic, data);
} catch (e) {
console.error(e);
}
}
},
init() {
for (let observer of Object.keys(this.observers)) {
Services.obs.addObserver(this, observer);
}
},
};
if (AppConstants.MOZ_UPDATER) {
listeners.observers["update-downloading"] = ["UpdateListener"];
listeners.observers["update-staged"] = ["UpdateListener"];
listeners.observers["update-downloaded"] = ["UpdateListener"];
listeners.observers["update-available"] = ["UpdateListener"];
listeners.observers["update-error"] = ["UpdateListener"];
listeners.observers["update-swap"] = ["UpdateListener"];
}
// Seconds of idle before trying to create a bookmarks backup.
const BOOKMARKS_BACKUP_IDLE_TIME_SEC = 8 * 60;
// Minimum interval between backups. We try to not create more than one backup
// per interval.
const BOOKMARKS_BACKUP_MIN_INTERVAL_DAYS = 1;
// Seconds of idle time before the late idle tasks will be scheduled.
const LATE_TASKS_IDLE_TIME_SEC = 20;
// Time after we stop tracking startup crashes.
const STARTUP_CRASHES_END_DELAY_MS = 30 * 1000;
/*
* OS X has the concept of zero-window sessions and therefore ignores the
* browser-lastwindow-close-* topics.
*/
const OBSERVE_LASTWINDOW_CLOSE_TOPICS = AppConstants.platform != "macosx";
export function BrowserGlue() {
XPCOMUtils.defineLazyServiceGetter(
this,
"_userIdleService",
"@mozilla.org/widget/useridleservice;1",
"nsIUserIdleService"
);
XPCOMUtils.defineLazyGetter(this, "_distributionCustomizer", function() {
const { DistributionCustomizer } = ChromeUtils.import(
);
return new DistributionCustomizer();
});
XPCOMUtils.defineLazyServiceGetter(
this,
"AlertsService",
"@mozilla.org/alerts-service;1",
"nsIAlertsService"
);
this._init();
}
BrowserGlue.prototype = {
_saveSession: false,
_migrationImportsDefaultBookmarks: false,
_placesBrowserInitComplete: false,
_isNewProfile: undefined,
_defaultCookieBehaviorAtStartup: null,
_setPrefToSaveSession: function BG__setPrefToSaveSession(aForce) {
if (!this._saveSession && !aForce) {
return;
}
if (!lazy.PrivateBrowsingUtils.permanentPrivateBrowsing) {
Services.prefs.setBoolPref(
"browser.sessionstore.resume_session_once",
true
);
}
// This method can be called via [NSApplication terminate:] on Mac, which
// ends up causing prefs not to be flushed to disk, so we need to do that
Services.prefs.savePrefFile(null);
},
// nsIObserver implementation
observe: async function BG_observe(subject, topic, data) {
switch (topic) {
case "notifications-open-settings":
this._openPreferences("privacy-permissions");
break;
case "final-ui-startup":
this._beforeUIStartup();
break;
case "browser-delayed-startup-finished":
this._onFirstWindowLoaded(subject);
Services.obs.removeObserver(this, "browser-delayed-startup-finished");
break;
case "sessionstore-windows-restored":
this._onWindowsRestored();
break;
case "browser:purge-session-history":
// reset the console service's error buffer
Services.console.logStringMessage(null); // clear the console (in case it's open)
Services.console.reset();
break;
case "restart-in-safe-mode":
this._onSafeModeRestart(subject);
break;
case "quit-application-requested":
this._onQuitRequest(subject, data);
break;
case "quit-application-granted":
this._onQuitApplicationGranted();
break;
case "browser-lastwindow-close-requested":
if (OBSERVE_LASTWINDOW_CLOSE_TOPICS) {
// The application is not actually quitting, but the last full browser
// window is about to be closed.
this._onQuitRequest(subject, "lastwindow");
}
break;
case "browser-lastwindow-close-granted":
if (OBSERVE_LASTWINDOW_CLOSE_TOPICS) {
this._setPrefToSaveSession();
}
break;
case "fxaccounts:onverified":
this._onThisDeviceConnected();
break;
case "fxaccounts:device_connected":
this._onDeviceConnected(data);
break;
case "fxaccounts:verify_login":
this._onVerifyLoginNotification(JSON.parse(data));
break;
case "fxaccounts:device_disconnected":
data = JSON.parse(data);
if (data.isLocalDevice) {
this._onDeviceDisconnected();
}
break;
case "fxaccounts:commands:open-uri":
this._onDisplaySyncURIs(subject);
break;
case "session-save":
this._setPrefToSaveSession(true);
subject.QueryInterface(Ci.nsISupportsPRBool);
subject.data = true;
break;
case "places-init-complete":
Services.obs.removeObserver(this, "places-init-complete");
if (!this._migrationImportsDefaultBookmarks) {
this._initPlaces(false);
}
break;
case "idle":
this._backupBookmarks();
break;
case "distribution-customization-complete":
Services.obs.removeObserver(
this,
"distribution-customization-complete"
);
// Customization has finished, we don't need the customizer anymore.
delete this._distributionCustomizer;
break;
case "browser-glue-test": // used by tests
if (data == "force-ui-migration") {
this._migrateUI();
} else if (data == "force-distribution-customization") {
this._distributionCustomizer.applyCustomizations();
// To apply distribution bookmarks use "places-init-complete".
} else if (data == "test-force-places-init") {
this._placesInitialized = false;
this._initPlaces(false);
} else if (data == "mock-alerts-service") {
Object.defineProperty(this, "AlertsService", {
value: subject.wrappedJSObject,
});
} else if (data == "places-browser-init-complete") {
if (this._placesBrowserInitComplete) {
Services.obs.notifyObservers(null, "places-browser-init-complete");
}
} else if (data == "add-breaches-sync-handler") {
this._addBreachesSyncHandler();
}
break;
case "initial-migration-will-import-default-bookmarks":
this._migrationImportsDefaultBookmarks = true;
break;
case "initial-migration-did-import-default-bookmarks":
this._initPlaces(true);
break;
case "handle-xul-text-link":
let linkHandled = subject.QueryInterface(Ci.nsISupportsPRBool);
if (!linkHandled.data) {
let win = lazy.BrowserWindowTracker.getTopWindow();
if (win) {
data = JSON.parse(data);
let where = win.whereToOpenLink(data);
// Preserve legacy behavior of non-modifier left-clicks
// opening in a new selected tab.
if (where == "current") {
where = "tab";
}
win.openTrustedLinkIn(data.href, where);
linkHandled.data = true;
}
}
break;
case "profile-before-change":
// Any component depending on Places should be finalized in
// _onPlacesShutdown. Any component that doesn't need to act after
// the UI has gone should be finalized in _onQuitApplicationGranted.
this._dispose();
break;
case "keyword-search":
// This notification is broadcast by the docshell when it "fixes up" a
// URI that it's been asked to load into a keyword search.
let engine = null;
try {
engine = Services.search.getEngineByName(
subject.QueryInterface(Ci.nsISupportsString).data
);
} catch (ex) {
console.error(ex);
}
let win = lazy.BrowserWindowTracker.getTopWindow();
lazy.BrowserSearchTelemetry.recordSearch(
win.gBrowser.selectedBrowser,
engine,
"urlbar"
);
break;
case "browser-search-engine-modified":
// Ensure we cleanup the hiddenOneOffs pref when removing
// an engine, and that newly added engines are visible.
if (data == "engine-added" || data == "engine-removed") {
let engineName = subject.QueryInterface(Ci.nsISearchEngine).name;
let pref = Services.prefs.getStringPref(
"browser.search.hiddenOneOffs"
);
let hiddenList = pref ? pref.split(",") : [];
hiddenList = hiddenList.filter(x => x !== engineName);
Services.prefs.setStringPref(
"browser.search.hiddenOneOffs",
hiddenList.join(",")
);
}
break;
case "xpi-signature-changed":
let disabledAddons = JSON.parse(data).disabled;
let addons = await lazy.AddonManager.getAddonsByIDs(disabledAddons);
if (addons.some(addon => addon)) {
this._notifyUnsignedAddonsDisabled();
}
break;
case "sync-ui-state:update":
this._updateFxaBadges(lazy.BrowserWindowTracker.getTopWindow());
break;
case "handlersvc-store-initialized":
// Initialize PdfJs when running in-process and remote. This only
// happens once since PdfJs registers global hooks. If the PdfJs
// extension is installed the init method below will be overridden
// leaving initialization to the extension.
// parent only: configure default prefs, set up pref observers, register
// pdf content handler, and initializes parent side message manager
// shim for privileged api access.
lazy.PdfJs.init(this._isNewProfile);
// Allow certain viewable internally types to be opened from downloads.
lazy.DownloadsViewableInternally.register();
break;
case "app-startup":
this._earlyBlankFirstPaint(subject);
break;
}
},
// initialization (called on application startup)
_init: function BG__init() {
let os = Services.obs;
[
"notifications-open-settings",
"final-ui-startup",
"browser-delayed-startup-finished",
"sessionstore-windows-restored",
"browser:purge-session-history",
"quit-application-requested",
"quit-application-granted",
"fxaccounts:onverified",
"fxaccounts:device_connected",
"fxaccounts:verify_login",
"fxaccounts:device_disconnected",
"fxaccounts:commands:open-uri",
"session-save",
"places-init-complete",
"distribution-customization-complete",
"handle-xul-text-link",
"profile-before-change",
"keyword-search",
"browser-search-engine-modified",
"restart-in-safe-mode",
"xpi-signature-changed",
"sync-ui-state:update",
"handlersvc-store-initialized",
].forEach(topic => os.addObserver(this, topic, true));
if (OBSERVE_LASTWINDOW_CLOSE_TOPICS) {
os.addObserver(this, "browser-lastwindow-close-requested", true);
os.addObserver(this, "browser-lastwindow-close-granted", true);
}
lazy.ActorManagerParent.addJSProcessActors(JSPROCESSACTORS);
lazy.ActorManagerParent.addJSWindowActors(JSWINDOWACTORS);
this._firstWindowReady = new Promise(
resolve => (this._firstWindowLoaded = resolve)
);
if (AppConstants.platform == "win") {
JawsScreenReaderVersionCheck.init();
}
},
// cleanup (called on application shutdown)
_dispose: function BG__dispose() {
// AboutHomeStartupCache might write to the cache during
// quit-application-granted, so we defer uninitialization
// until here.
AboutHomeStartupCache.uninit();
if (this._bookmarksBackupIdleTime) {
this._userIdleService.removeIdleObserver(
this,
this._bookmarksBackupIdleTime
);
this._bookmarksBackupIdleTime = null;
}
if (this._lateTasksIdleObserver) {
this._userIdleService.removeIdleObserver(
this._lateTasksIdleObserver,
LATE_TASKS_IDLE_TIME_SEC
);
delete this._lateTasksIdleObserver;
}
if (this._gmpInstallManager) {
this._gmpInstallManager.uninit();
delete this._gmpInstallManager;
}
Services.prefs.removeObserver(
"privacy.trackingprotection",
this._matchCBCategory
);
Services.prefs.removeObserver(
"network.cookie.cookieBehavior",
this._matchCBCategory
);
Services.prefs.removeObserver(
"network.cookie.cookieBehavior.pbmode",
this._matchCBCategory
);
Services.prefs.removeObserver(
"network.http.referer.disallowCrossSiteRelaxingDefault",
this._matchCBCategory
);
Services.prefs.removeObserver(
"network.http.referer.disallowCrossSiteRelaxingDefault.top_navigation",
this._matchCBCategory
);
Services.prefs.removeObserver(
"privacy.partition.network_state.ocsp_cache",
this._matchCBCategory
);
Services.prefs.removeObserver(
"privacy.query_stripping.enabled",
this._matchCBCategory
);
Services.prefs.removeObserver(
"privacy.query_stripping.enabled.pbmode",
this._matchCBCategory
);
Services.prefs.removeObserver(
ContentBlockingCategoriesPrefs.PREF_CB_CATEGORY,
this._updateCBCategory
);
Services.prefs.removeObserver(
"privacy.trackingprotection",
this._setPrefExpectations
);
Services.prefs.removeObserver(
"browser.contentblocking.features.strict",
this._setPrefExpectationsAndUpdate
);
},
// runs on startup, before the first command line handler is invoked
// (i.e. before the first window is opened)
_beforeUIStartup: function BG__beforeUIStartup() {
lazy.SessionStartup.init();
// check if we're in safe mode
if (Services.appinfo.inSafeMode) {
Services.ww.openWindow(
null,
"_blank",
"chrome,centerscreen,modal,resizable=no",
null
);
}
// apply distribution customizations
this._distributionCustomizer.applyCustomizations();
// handle any UI migration
this._migrateUI();
if (!Services.prefs.prefHasUserValue(PREF_PDFJS_ISDEFAULT_CACHE_STATE)) {
lazy.PdfJs.checkIsDefault(this._isNewProfile);
}
listeners.init();
lazy.SessionStore.init();
lazy.BuiltInThemes.maybeInstallActiveBuiltInTheme();
if (AppConstants.MOZ_NORMANDY) {
lazy.Normandy.init();
}
lazy.SaveToPocket.init();
AboutHomeStartupCache.init();
Services.obs.notifyObservers(null, "browser-ui-startup-complete");
},
_checkForOldBuildUpdates() {
// check for update if our build is old
if (
AppConstants.MOZ_UPDATER &&
Services.prefs.getBoolPref("app.update.checkInstallTime")
) {
let buildID = Services.appinfo.appBuildID;
let today = new Date().getTime();
/* eslint-disable no-multi-spaces */
let buildDate = new Date(
buildID.slice(0, 4), // year
buildID.slice(4, 6) - 1, // months are zero-based.
buildID.slice(6, 8), // day
buildID.slice(8, 10), // hour
buildID.slice(10, 12), // min
buildID.slice(12, 14)
) // ms
.getTime();
/* eslint-enable no-multi-spaces */
const millisecondsIn24Hours = 86400000;
let acceptableAge =
Services.prefs.getIntPref("app.update.checkInstallTime.days") *
millisecondsIn24Hours;
if (buildDate + acceptableAge < today) {
Cc["@mozilla.org/updates/update-service;1"]
.getService(Ci.nsIApplicationUpdateService)
.checkForBackgroundUpdates();
}
}
},
async _onSafeModeRestart(window) {
// prompt the user to confirm
let productName = lazy.gBrandBundle.GetStringFromName("brandShortName");
let strings = lazy.gBrowserBundle;
let promptTitle = strings.formatStringFromName(
"troubleshootModeRestartPromptTitle",
[productName]
);
let promptMessage = strings.GetStringFromName(
"troubleshootModeRestartPromptMessage"
);
let restartText = strings.GetStringFromName(
"troubleshootModeRestartButton"
);
let buttonFlags =
Services.prompt.BUTTON_POS_0 * Services.prompt.BUTTON_TITLE_IS_STRING +
Services.prompt.BUTTON_POS_1 * Services.prompt.BUTTON_TITLE_CANCEL +
Services.prompt.BUTTON_POS_0_DEFAULT;
let rv = await Services.prompt.asyncConfirmEx(
window.browsingContext,
Ci.nsIPrompt.MODAL_TYPE_INTERNAL_WINDOW,
promptTitle,
promptMessage,
buttonFlags,
restartText,
null,
null,
null,
{}
);
if (rv.get("buttonNumClicked") != 0) {
return;
}
let cancelQuit = Cc["@mozilla.org/supports-PRBool;1"].createInstance(
Ci.nsISupportsPRBool
);
Services.obs.notifyObservers(
cancelQuit,
"quit-application-requested",
"restart"
);
if (!cancelQuit.data) {
Services.startup.restartInSafeMode(Ci.nsIAppStartup.eAttemptQuit);
}
},
/**
* Show a notification bar offering a reset.
*
* @param reason
* String of either "unused" or "uninstall", specifying the reason
* why a profile reset is offered.
*/
_resetProfileNotification(reason) {
let win = lazy.BrowserWindowTracker.getTopWindow();
if (!win) {
return;
}
const { ResetProfile } = ChromeUtils.importESModule(
);
if (!ResetProfile.resetSupported()) {
return;
}
let productName = lazy.gBrandBundle.GetStringFromName("brandShortName");
let resetBundle = Services.strings.createBundle(
);
let message;
if (reason == "unused") {
message = resetBundle.formatStringFromName("resetUnusedProfile.message", [
productName,
]);
} else if (reason == "uninstall") {
message = resetBundle.formatStringFromName("resetUninstalled.message", [
productName,
]);
} else {
throw new Error(
`Unknown reason (${reason}) given to _resetProfileNotification.`
);
}
let buttons = [
{
label: resetBundle.formatStringFromName(
"refreshProfile.resetButton.label",
[productName]
),
accessKey: resetBundle.GetStringFromName(
"refreshProfile.resetButton.accesskey"
),
callback() {
ResetProfile.openConfirmationDialog(win);
},
},
];
win.gNotificationBox.appendNotification(
"reset-profile-notification",
{
label: message,
priority: win.gNotificationBox.PRIORITY_INFO_LOW,
},
buttons
);
},
_notifyUnsignedAddonsDisabled() {
let win = lazy.BrowserWindowTracker.getTopWindow();
if (!win) {
return;
}
let message = win.gNavigatorBundle.getString(
"unsignedAddonsDisabled.message"
);
let buttons = [
{
label: win.gNavigatorBundle.getString(
"unsignedAddonsDisabled.learnMore.label"
),
accessKey: win.gNavigatorBundle.getString(
"unsignedAddonsDisabled.learnMore.accesskey"
),
callback() {
},
},
];
win.gNotificationBox.appendNotification(
"unsigned-addons-disabled",
{
label: message,
priority: win.gNotificationBox.PRIORITY_WARNING_MEDIUM,
},
buttons
);
},
_earlyBlankFirstPaint(cmdLine) {
let startTime = Cu.now();
if (
AppConstants.platform == "macosx" ||
Services.startup.wasSilentlyStarted ||
!Services.prefs.getBoolPref("browser.startup.blankWindow", false)
) {
return;
}
// using a non-default theme.
if (
!Services.startup.showedPreXULSkeletonUI &&
Services.prefs.getCharPref(
"extensions.activeThemeID",
"default-theme@mozilla.org"
) != "default-theme@mozilla.org"
) {
return;
}
let store = Services.xulStore;
let getValue = attr =>
store.getValue(AppConstants.BROWSER_CHROME_URL, "main-window", attr);
let width = getValue("width");
let height = getValue("height");
// The clean profile case isn't handled yet. Return early for now.
if (!width || !height) {
return;
}
let browserWindowFeatures =
"chrome,all,dialog=no,extrachrome,menubar,resizable,scrollbars,status," +
"location,toolbar,personalbar";
// This needs to be set when opening the window to ensure that the AppUserModelID
// is set correctly on Windows. Without it, initial launches with `-private-window`
// will show up under the regular Firefox taskbar icon first, and then switch
// to the Private Browsing icon shortly thereafter.
if (cmdLine.findFlag("private-window", false) != -1) {
browserWindowFeatures += ",private";
}
let win = Services.ww.openWindow(
null,
"about:blank",
null,
browserWindowFeatures,
null
);
// Hide the titlebar if the actual browser window will draw in it.
let hiddenTitlebar = Services.appinfo.drawInTitlebar;
if (hiddenTitlebar) {
win.windowUtils.setChromeMargin(0, 2, 2, 2);
}
let docElt = win.document.documentElement;
docElt.setAttribute("screenX", getValue("screenX"));
docElt.setAttribute("screenY", getValue("screenY"));
// The sizemode="maximized" attribute needs to be set before first paint.
let sizemode = getValue("sizemode");
if (sizemode == "maximized") {
docElt.setAttribute("sizemode", sizemode);
// Set the size to use when the user leaves the maximized mode.
// The persisted size is the outer size, but the height/width
// attributes set the inner size.
let appWin = win.docShell.treeOwner
.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIAppWindow);
height -= appWin.outerToInnerHeightDifferenceInCSSPixels;
width -= appWin.outerToInnerWidthDifferenceInCSSPixels;
docElt.setAttribute("height", height);
docElt.setAttribute("width", width);
} else {
// Setting the size of the window in the features string instead of here
// causes the window to grow by the size of the titlebar.
win.resizeTo(width, height);
}
// Set this before showing the window so that graphics code can use it to
// decide to skip some expensive code paths (eg. starting the GPU process).
docElt.setAttribute("windowtype", "navigator:blank");
// The window becomes visible after OnStopRequest, so make this happen now.
win.stop();
ChromeUtils.addProfilerMarker("earlyBlankFirstPaint", startTime);
win.openTime = Cu.now();
let { TelemetryTimestamps } = ChromeUtils.importESModule(
);
TelemetryTimestamps.add("blankWindowShown");
},
_firstWindowTelemetry(aWindow) {
let scaling = aWindow.devicePixelRatio * 100;
try {
Services.telemetry.getHistogramById("DISPLAY_SCALING").add(scaling);
} catch (ex) {}
},
_collectStartupConditionsTelemetry() {
let nowSeconds = Math.round(Date.now() / 1000);
// Don't include cases where we don't have the pref. This rules out the first install
// as well as the first run of a build since this was introduced. These could by some
// definitions be referred to as "cold" startups, but probably not since we likely
// just wrote many of the files we use to disk. This way we should approximate a lower
// bound to the number of cold startups rather than an upper bound.
let lastCheckSeconds = Services.prefs.getIntPref(
"browser.startup.lastColdStartupCheck",
nowSeconds
);
Services.prefs.setIntPref(
"browser.startup.lastColdStartupCheck",
nowSeconds
);
try {
let secondsSinceLastOSRestart =
Services.startup.secondsSinceLastOSRestart;
let isColdStartup =
nowSeconds - secondsSinceLastOSRestart > lastCheckSeconds;
Services.telemetry.scalarSet("startup.is_cold", isColdStartup);
Services.telemetry.scalarSet(
"startup.seconds_since_last_os_restart",
secondsSinceLastOSRestart
);
} catch (ex) {