Mirror of roytam1's UXP fork just in case Moonchild and Tobin decide to go after him
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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
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
this.EXPORTED_SYMBOLS = [ "AboutHomeUtils" ];
this.AboutHomeUtils = {
* Returns an object containing the name and searchURL of the original default
* search engine.
get defaultSearchEngine() {
let defaultEngine = Services.search.defaultEngine;
let submission = defaultEngine.getSubmission("_searchTerms_", null, "homepage");
return Object.freeze({
name: defaultEngine.name,
searchURL: submission.uri.spec,
postDataString: submission.postDataString
* showKnowYourRights - Determines if the user should be shown the
* about:rights notification. The notification should *not* be shown if
* we've already shown the current version, or if the override pref says to
* never show it. The notification *should* be shown if it's never been seen
* before, if a newer version is available, or if the override pref says to
* always show it.
get showKnowYourRights() {
// Look for an unconditional override pref. If set, do what it says.
// (true --> never show, false --> always show)
try {
return !Services.prefs.getBoolPref("browser.rights.override");
} catch (e) { }
// Ditto, for the legacy EULA pref.
try {
return !Services.prefs.getBoolPref("browser.EULA.override");
} catch (e) { }
// Non-official builds shouldn't show the notification.
return false;
// Look to see if the user has seen the current version or not.
var currentVersion = Services.prefs.getIntPref("browser.rights.version");
try {
return !Services.prefs.getBoolPref("browser.rights." + currentVersion + ".shown");
} catch (e) { }
// Legacy: If the user accepted a EULA, we won't annoy them with the
// equivalent about:rights page until the version changes.
try {
return !Services.prefs.getBoolPref("browser.EULA." + currentVersion + ".accepted");
} catch (e) { }
// We haven't shown the notification before, so do so now.
return true;