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authorMatt A. Tobin <email@mattatobin.com>2018-02-02 03:32:58 -0500
committerMatt A. Tobin <email@mattatobin.com>2018-02-02 03:32:58 -0500
commite72ef92b5bdc43cd2584198e2e54e951b70299e8 (patch)
tree01ceb4a897c33eca9e7ccf2bc3aefbe530169fe5 /application/basilisk/modules/AboutHome.jsm
parent0d19b77d3eaa5b8d837bf52c19759e68e42a1c4c (diff)
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Add Basilisk
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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";
+
+var Cc = Components.classes;
+var Ci = Components.interfaces;
+var Cu = Components.utils;
+
+this.EXPORTED_SYMBOLS = [ "AboutHomeUtils", "AboutHome" ];
+
+Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
+Components.utils.import("resource://gre/modules/Services.jsm");
+
+XPCOMUtils.defineLazyModuleGetter(this, "AutoMigrate",
+ "resource:///modules/AutoMigrate.jsm");
+XPCOMUtils.defineLazyModuleGetter(this, "fxAccounts",
+ "resource://gre/modules/FxAccounts.jsm");
+XPCOMUtils.defineLazyModuleGetter(this, "PrivateBrowsingUtils",
+ "resource://gre/modules/PrivateBrowsingUtils.jsm");
+XPCOMUtils.defineLazyModuleGetter(this, "Promise",
+ "resource://gre/modules/Promise.jsm");
+
+// Url to fetch snippets, in the urlFormatter service format.
+const SNIPPETS_URL_PREF = "browser.aboutHomeSnippets.updateUrl";
+
+// Should be bumped up if the snippets content format changes.
+const STARTPAGE_VERSION = 4;
+
+this.AboutHomeUtils = {
+ get snippetsVersion() {
+ return STARTPAGE_VERSION;
+ },
+
+ /*
+ * 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) { }
+
+#ifndef MOZILLA_OFFICIAL
+ // Non-official builds shouldn't show the notification.
+ return false;
+#else
+ // 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;
+#endif
+ }
+};
+
+/**
+ * Returns the URL to fetch snippets from, in the urlFormatter service format.
+ */
+XPCOMUtils.defineLazyGetter(AboutHomeUtils, "snippetsURL", function() {
+ let updateURL = Services.prefs
+ .getCharPref(SNIPPETS_URL_PREF)
+ .replace("%STARTPAGE_VERSION%", STARTPAGE_VERSION);
+ return Services.urlFormatter.formatURL(updateURL);
+});
+
+/**
+ * This code provides services to the about:home page. Whenever
+ * about:home needs to do something chrome-privileged, it sends a
+ * message that's handled here.
+ */
+var AboutHome = {
+ MESSAGES: [
+ "AboutHome:RestorePreviousSession",
+ "AboutHome:Downloads",
+ "AboutHome:Bookmarks",
+ "AboutHome:History",
+ "AboutHome:Addons",
+ "AboutHome:Sync",
+ "AboutHome:Settings",
+ "AboutHome:RequestUpdate",
+ "AboutHome:MaybeShowAutoMigrationUndoNotification",
+ ],
+
+ init() {
+ let mm = Cc["@mozilla.org/globalmessagemanager;1"].getService(Ci.nsIMessageListenerManager);
+
+ for (let msg of this.MESSAGES) {
+ mm.addMessageListener(msg, this);
+ }
+ },
+
+ receiveMessage(aMessage) {
+ let window = aMessage.target.ownerGlobal;
+
+ switch (aMessage.name) {
+ case "AboutHome:RestorePreviousSession":
+ let ss = Cc["@mozilla.org/browser/sessionstore;1"].
+ getService(Ci.nsISessionStore);
+ if (ss.canRestoreLastSession) {
+ ss.restoreLastSession();
+ }
+ break;
+
+ case "AboutHome:Downloads":
+ window.BrowserDownloadsUI();
+ break;
+
+ case "AboutHome:Bookmarks":
+ window.PlacesCommandHook.showPlacesOrganizer("UnfiledBookmarks");
+ break;
+
+ case "AboutHome:History":
+ window.PlacesCommandHook.showPlacesOrganizer("History");
+ break;
+
+ case "AboutHome:Addons":
+ window.BrowserOpenAddonsMgr();
+ break;
+
+ case "AboutHome:Sync":
+ window.openPreferences("paneSync", { urlParams: { entrypoint: "abouthome" } });
+ break;
+
+ case "AboutHome:Settings":
+ window.openPreferences();
+ break;
+
+ case "AboutHome:RequestUpdate":
+ this.sendAboutHomeData(aMessage.target);
+ break;
+
+ case "AboutHome:MaybeShowAutoMigrationUndoNotification":
+ AutoMigrate.maybeShowUndoNotification(aMessage.target);
+ break;
+ }
+ },
+
+ // Send all the chrome-privileged data needed by about:home. This
+ // gets re-sent when the search engine changes.
+ sendAboutHomeData(target) {
+ let wrapper = {};
+ Components.utils.import("resource:///modules/sessionstore/SessionStore.jsm",
+ wrapper);
+ let ss = wrapper.SessionStore;
+
+ ss.promiseInitialized.then(function() {
+ let data = {
+ showRestoreLastSession: ss.canRestoreLastSession,
+ snippetsURL: AboutHomeUtils.snippetsURL,
+ showKnowYourRights: AboutHomeUtils.showKnowYourRights,
+ snippetsVersion: AboutHomeUtils.snippetsVersion,
+ };
+
+ if (AboutHomeUtils.showKnowYourRights) {
+ // Set pref to indicate we've shown the notification.
+ let currentVersion = Services.prefs.getIntPref("browser.rights.version");
+ Services.prefs.setBoolPref("browser.rights." + currentVersion + ".shown", true);
+ }
+
+ if (target && target.messageManager) {
+ target.messageManager.sendAsyncMessage("AboutHome:Update", data);
+ } else {
+ let mm = Cc["@mozilla.org/globalmessagemanager;1"].getService(Ci.nsIMessageListenerManager);
+ mm.broadcastAsyncMessage("AboutHome:Update", data);
+ }
+ }).then(null, function onError(x) {
+ Cu.reportError("Error in AboutHome.sendAboutHomeData: " + x);
+ });
+ },
+
+};