698 lines
22 KiB
JavaScript
698 lines
22 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* import-globals-from extensionControlled.js */
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/* import-globals-from preferences.js */
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/* import-globals-from main.js */
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// HOME PAGE
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/*
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* Preferences:
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*
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* browser.startup.homepage
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* - the user's home page, as a string; if the home page is a set of tabs,
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* this will be those URLs separated by the pipe character "|"
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* browser.newtabpage.enabled
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* - determines that is shown on the user's new tab page.
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* true = Activity Stream is shown,
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* false = about:blank is shown
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*/
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Preferences.addAll([
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{ id: "browser.startup.homepage", type: "wstring" },
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{ id: "pref.browser.homepage.disable_button.current_page", type: "bool" },
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{ id: "pref.browser.homepage.disable_button.bookmark_page", type: "bool" },
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{ id: "pref.browser.homepage.disable_button.restore_default", type: "bool" },
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{ id: "browser.newtabpage.enabled", type: "bool" },
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]);
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const HOMEPAGE_OVERRIDE_KEY = "homepage_override";
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const URL_OVERRIDES_TYPE = "url_overrides";
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const NEW_TAB_KEY = "newTabURL";
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const BLANK_HOMEPAGE_URL = "chrome://browser/content/blanktab.html";
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var gHomePane = {
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HOME_MODE_FIREFOX_HOME: "0",
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HOME_MODE_BLANK: "1",
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HOME_MODE_CUSTOM: "2",
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HOMEPAGE_PREF: "browser.startup.homepage",
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NEWTAB_ENABLED_PREF: "browser.newtabpage.enabled",
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ACTIVITY_STREAM_PREF_BRANCH: "browser.newtabpage.activity-stream.",
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get homePanePrefs() {
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return Preferences.getAll().filter(pref =>
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pref.id.includes(this.ACTIVITY_STREAM_PREF_BRANCH)
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);
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},
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get isPocketNewtabEnabled() {
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const value = Services.prefs.getStringPref(
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"browser.newtabpage.activity-stream.discoverystream.config",
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""
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);
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if (value) {
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try {
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return JSON.parse(value).enabled;
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} catch (e) {
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console.error("Failed to parse Discovery Stream pref.");
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}
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}
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return false;
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},
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async syncToNewTabPref() {
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let menulist = document.getElementById("newTabMode");
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if (["0", "1"].includes(menulist.value)) {
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let newtabEnabledPref = Services.prefs.getBoolPref(
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this.NEWTAB_ENABLED_PREF,
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true
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);
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let newValue = menulist.value !== this.HOME_MODE_BLANK;
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// Only set this if the pref has changed, otherwise the pref change will trigger other listeners to repeat.
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if (newtabEnabledPref !== newValue) {
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Services.prefs.setBoolPref(this.NEWTAB_ENABLED_PREF, newValue);
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}
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let selectedAddon = ExtensionSettingsStore.getSetting(
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URL_OVERRIDES_TYPE,
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NEW_TAB_KEY
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);
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if (selectedAddon) {
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ExtensionSettingsStore.select(null, URL_OVERRIDES_TYPE, NEW_TAB_KEY);
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}
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} else {
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let addon = await AddonManager.getAddonByID(menulist.value);
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if (addon && addon.isActive) {
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ExtensionSettingsStore.select(
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addon.id,
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URL_OVERRIDES_TYPE,
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NEW_TAB_KEY
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);
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}
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}
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},
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async syncFromNewTabPref() {
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let menulist = document.getElementById("newTabMode");
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// If the new tab url was changed to about:blank or about:newtab
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if (
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AboutNewTab.newTabURL === "about:newtab" ||
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AboutNewTab.newTabURL === "about:blank" ||
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AboutNewTab.newTabURL === BLANK_HOMEPAGE_URL
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) {
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let newtabEnabledPref = Services.prefs.getBoolPref(
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this.NEWTAB_ENABLED_PREF,
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true
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);
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let newValue = newtabEnabledPref
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? this.HOME_MODE_FIREFOX_HOME
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: this.HOME_MODE_BLANK;
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if (newValue !== menulist.value) {
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menulist.value = newValue;
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}
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menulist.disabled = Preferences.get(this.NEWTAB_ENABLED_PREF).locked;
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// If change was triggered by installing an addon we need to update
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// the value of the menulist to be that addon.
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} else {
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let selectedAddon = ExtensionSettingsStore.getSetting(
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URL_OVERRIDES_TYPE,
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NEW_TAB_KEY
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);
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if (selectedAddon && menulist.value !== selectedAddon.id) {
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menulist.value = selectedAddon.id;
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}
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}
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},
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/**
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* _updateMenuInterface: adds items to or removes them from the menulists
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* @param {string} selectId Optional Id of the menulist to add or remove items from.
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* If not included this will update both home and newtab menus.
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*/
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async _updateMenuInterface(selectId) {
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let selects;
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if (selectId) {
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selects = [document.getElementById(selectId)];
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} else {
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let newTabSelect = document.getElementById("newTabMode");
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let homeSelect = document.getElementById("homeMode");
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selects = [homeSelect, newTabSelect];
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}
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for (let select of selects) {
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// Remove addons from the menu popup which are no longer installed, or disabled.
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// let menuOptions = select.menupopup.childNodes;
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let menuOptions = Array.from(select.menupopup.childNodes);
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for (let option of menuOptions) {
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// If the value is not a number, assume it is an addon ID
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if (!/^\d+$/.test(option.value)) {
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let addon = await AddonManager.getAddonByID(option.value);
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if (option && (!addon || !addon.isActive)) {
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option.remove();
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}
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}
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}
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let extensionOptions;
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await ExtensionSettingsStore.initialize();
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if (select.id === "homeMode") {
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extensionOptions = ExtensionSettingsStore.getAllSettings(
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PREF_SETTING_TYPE,
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HOMEPAGE_OVERRIDE_KEY
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);
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} else {
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extensionOptions = ExtensionSettingsStore.getAllSettings(
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URL_OVERRIDES_TYPE,
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NEW_TAB_KEY
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);
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}
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let addons = await AddonManager.getAddonsByIDs(
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extensionOptions.map(a => a.id)
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);
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// Add addon options to the menu popups
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let menupopup = select.querySelector("menupopup");
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for (let addon of addons) {
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if (!addon || !addon.id || !addon.isActive) {
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continue;
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}
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let currentOption = select.querySelector(
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`[value="${CSS.escape(addon.id)}"]`
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);
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if (!currentOption) {
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let option = document.createXULElement("menuitem");
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option.classList.add("addon-with-favicon");
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option.value = addon.id;
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option.label = addon.name;
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menupopup.append(option);
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option.querySelector("image").src = addon.iconURL;
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}
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let setting = extensionOptions.find(o => o.id == addon.id);
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if (
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(select.id === "homeMode" && setting.value == HomePage.get()) ||
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(select.id === "newTabMode" && setting.value == AboutNewTab.newTabURL)
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) {
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select.value = addon.id;
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}
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}
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}
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},
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/**
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* watchNewTab: Listen for changes to the new tab url and enable/disable appropriate
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* areas of the UI.
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*/
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watchNewTab() {
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let newTabObserver = () => {
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this.syncFromNewTabPref();
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this._updateMenuInterface("newTabMode");
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};
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Services.obs.addObserver(newTabObserver, "newtab-url-changed");
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window.addEventListener("unload", () => {
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Services.obs.removeObserver(newTabObserver, "newtab-url-changed");
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});
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},
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/**
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* watchHomePrefChange: Listen for preferences changes on the Home Tab in order to
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* show the appropriate home menu selection.
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*/
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watchHomePrefChange() {
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const homePrefObserver = (subject, topic, data) => {
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// only update this UI if it is exactly the HOMEPAGE_PREF, not other prefs with the same root.
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if (data && data != this.HOMEPAGE_PREF) {
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return;
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}
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this._updateUseCurrentButton();
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this._renderCustomSettings();
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this._handleHomePageOverrides();
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this._updateMenuInterface("homeMode");
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};
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Services.prefs.addObserver(this.HOMEPAGE_PREF, homePrefObserver);
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window.addEventListener("unload", () => {
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Services.prefs.removeObserver(this.HOMEPAGE_PREF, homePrefObserver);
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});
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},
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/**
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* Listen extension changes on the New Tab and Home Tab
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* in order to update the UI and show or hide the Restore Defaults button.
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*/
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watchExtensionPrefChange() {
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const extensionSettingChanged = (evt, setting) => {
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if (setting.key == "homepage_override" && setting.type == "prefs") {
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this._updateMenuInterface("homeMode");
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} else if (
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setting.key == "newTabURL" &&
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setting.type == "url_overrides"
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) {
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this._updateMenuInterface("newTabMode");
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}
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};
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Management.on("extension-setting-changed", extensionSettingChanged);
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window.addEventListener("unload", () => {
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Management.off("extension-setting-changed", extensionSettingChanged);
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});
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},
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/**
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* Listen for all preferences changes on the Home Tab in order to show or
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* hide the Restore Defaults button.
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*/
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watchHomeTabPrefChange() {
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const observer = () => this.toggleRestoreDefaultsBtn();
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Services.prefs.addObserver(this.ACTIVITY_STREAM_PREF_BRANCH, observer);
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Services.prefs.addObserver(this.HOMEPAGE_PREF, observer);
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Services.prefs.addObserver(this.NEWTAB_ENABLED_PREF, observer);
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window.addEventListener("unload", () => {
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Services.prefs.removeObserver(this.ACTIVITY_STREAM_PREF_BRANCH, observer);
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Services.prefs.removeObserver(this.HOMEPAGE_PREF, observer);
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Services.prefs.removeObserver(this.NEWTAB_ENABLED_PREF, observer);
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});
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},
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/**
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* _renderCustomSettings: Hides or shows the UI for setting a custom
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* homepage URL
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* @param {obj} options
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* @param {bool} options.shouldShow Should the custom UI be shown?
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* @param {bool} options.isControlled Is an extension controlling the home page?
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*/
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_renderCustomSettings(options = {}) {
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let { shouldShow, isControlled } = options;
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const customSettingsContainerEl = document.getElementById("customSettings");
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const customUrlEl = document.getElementById("homePageUrl");
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const homePage = HomePage.get();
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const isHomePageCustom =
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(!this._isHomePageDefaultValue() &&
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!this.isHomePageBlank() &&
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!isControlled) ||
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homePage.locked;
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if (typeof shouldShow === "undefined") {
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shouldShow = isHomePageCustom;
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}
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customSettingsContainerEl.hidden = !shouldShow;
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// We can't use isHomePageDefaultValue and isHomePageBlank here because we want to disregard the blank
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// possibility triggered by the browser.startup.page being 0.
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// We also skip when HomePage is locked because it might be locked to a default that isn't "about:home"
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// (and it makes existing tests happy).
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let newValue;
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if (
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this._isBlankPage(homePage) ||
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(HomePage.isDefault && !HomePage.locked)
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) {
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newValue = "";
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} else {
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newValue = homePage;
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}
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if (customUrlEl.value !== newValue) {
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customUrlEl.value = newValue;
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}
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},
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/**
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* _isHomePageDefaultValue
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* @returns {bool} Is the homepage set to the default pref value?
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*/
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_isHomePageDefaultValue() {
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const startupPref = Preferences.get("browser.startup.page");
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return (
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startupPref.value !== gMainPane.STARTUP_PREF_BLANK && HomePage.isDefault
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);
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},
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/**
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* isHomePageBlank
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* @returns {bool} Is the homepage set to about:blank?
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*/
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isHomePageBlank() {
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const startupPref = Preferences.get("browser.startup.page");
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return (
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["about:blank", BLANK_HOMEPAGE_URL, ""].includes(HomePage.get()) ||
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startupPref.value === gMainPane.STARTUP_PREF_BLANK
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);
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},
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/**
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* _isTabAboutPreferencesOrSettings: Is a given tab set to about:preferences or about:settings?
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* @param {Element} aTab A tab element
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* @returns {bool} Is the linkedBrowser of aElement set to about:preferences or about:settings?
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*/
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_isTabAboutPreferencesOrSettings(aTab) {
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return (
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aTab.linkedBrowser.currentURI.spec.startsWith("about:preferences") ||
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aTab.linkedBrowser.currentURI.spec.startsWith("about:settings")
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);
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},
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/**
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* _getTabsForHomePage
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* @returns {Array} An array of current tabs
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*/
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_getTabsForHomePage() {
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let tabs = [];
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let win = Services.wm.getMostRecentWindow("navigator:browser");
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// We should only include visible & non-pinned tabs
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if (
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win &&
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win.document.documentElement.getAttribute("windowtype") ===
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"navigator:browser"
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) {
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tabs = win.gBrowser.visibleTabs.slice(win.gBrowser.pinnedTabCount);
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tabs = tabs.filter(tab => !this._isTabAboutPreferencesOrSettings(tab));
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// XXX: Bug 1441637 - Fix tabbrowser to report tab.closing before it blurs it
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tabs = tabs.filter(tab => !tab.closing);
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}
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return tabs;
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},
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_renderHomepageMode(controllingExtension) {
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const isDefault = this._isHomePageDefaultValue();
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const isBlank = this.isHomePageBlank();
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const el = document.getElementById("homeMode");
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let newValue;
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if (controllingExtension && controllingExtension.id) {
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newValue = controllingExtension.id;
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} else if (isDefault) {
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newValue = this.HOME_MODE_FIREFOX_HOME;
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} else if (isBlank) {
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newValue = this.HOME_MODE_BLANK;
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} else {
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newValue = this.HOME_MODE_CUSTOM;
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}
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if (el.value !== newValue) {
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el.value = newValue;
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}
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},
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_setInputDisabledStates(isControlled) {
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let tabCount = this._getTabsForHomePage().length;
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// Disable or enable the inputs based on if this is controlled by an extension.
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document
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.querySelectorAll(".check-home-page-controlled")
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.forEach(element => {
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let isDisabled;
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let pref =
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element.getAttribute("preference") ||
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element.getAttribute("data-preference-related");
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if (!pref) {
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throw new Error(
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`Element with id ${element.id} did not have preference or data-preference-related attribute defined.`
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);
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}
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if (pref === this.HOMEPAGE_PREF) {
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isDisabled = HomePage.locked;
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} else {
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isDisabled = Preferences.get(pref).locked || isControlled;
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}
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if (pref === "pref.browser.disable_button.current_page") {
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// Special case for current_page to disable it if tabCount is 0
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isDisabled = isDisabled || tabCount < 1;
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}
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element.disabled = isDisabled;
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});
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},
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async _handleHomePageOverrides() {
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let controllingExtension;
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if (HomePage.locked) {
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// Disable inputs if they are locked.
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this._renderCustomSettings();
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this._setInputDisabledStates(false);
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} else {
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if (HomePage.get().startsWith("moz-extension:")) {
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controllingExtension = await getControllingExtension(
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PREF_SETTING_TYPE,
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HOMEPAGE_OVERRIDE_KEY
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);
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}
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this._setInputDisabledStates();
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this._renderCustomSettings({
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isControlled: !!controllingExtension,
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});
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}
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this._renderHomepageMode(controllingExtension);
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},
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onMenuChange(event) {
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const { value } = event.target;
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const startupPref = Preferences.get("browser.startup.page");
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let selectedAddon = ExtensionSettingsStore.getSetting(
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PREF_SETTING_TYPE,
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HOMEPAGE_OVERRIDE_KEY
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);
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switch (value) {
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case this.HOME_MODE_FIREFOX_HOME:
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if (startupPref.value === gMainPane.STARTUP_PREF_BLANK) {
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startupPref.value = gMainPane.STARTUP_PREF_HOMEPAGE;
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}
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if (!HomePage.isDefault) {
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HomePage.reset();
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} else {
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this._renderCustomSettings({ shouldShow: false });
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}
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if (selectedAddon) {
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ExtensionSettingsStore.select(
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null,
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PREF_SETTING_TYPE,
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HOMEPAGE_OVERRIDE_KEY
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);
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}
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break;
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case this.HOME_MODE_BLANK:
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if (!this._isBlankPage(HomePage.get())) {
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HomePage.safeSet(BLANK_HOMEPAGE_URL);
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} else {
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this._renderCustomSettings({ shouldShow: false });
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}
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if (selectedAddon) {
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ExtensionSettingsStore.select(
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null,
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PREF_SETTING_TYPE,
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HOMEPAGE_OVERRIDE_KEY
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);
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}
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break;
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case this.HOME_MODE_CUSTOM:
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if (startupPref.value === gMainPane.STARTUP_PREF_BLANK) {
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Services.prefs.clearUserPref(startupPref.id);
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}
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if (HomePage.getDefault() != HomePage.getOriginalDefault()) {
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HomePage.clear();
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}
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this._renderCustomSettings({ shouldShow: true });
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if (selectedAddon) {
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ExtensionSettingsStore.select(
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null,
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PREF_SETTING_TYPE,
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HOMEPAGE_OVERRIDE_KEY
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);
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}
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break;
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// extensions will have a variety of values as their ID, so treat it as default
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default:
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AddonManager.getAddonByID(value).then(addon => {
|
|
if (addon && addon.isActive) {
|
|
ExtensionPreferencesManager.selectSetting(
|
|
addon.id,
|
|
HOMEPAGE_OVERRIDE_KEY
|
|
);
|
|
}
|
|
this._renderCustomSettings({ shouldShow: false });
|
|
});
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Switches the "Use Current Page" button between its singular and plural
|
|
* forms.
|
|
*/
|
|
async _updateUseCurrentButton() {
|
|
let useCurrent = document.getElementById("useCurrentBtn");
|
|
let tabs = this._getTabsForHomePage();
|
|
const tabCount = tabs.length;
|
|
document.l10n.setAttributes(useCurrent, "use-current-pages", { tabCount });
|
|
|
|
// If the homepage is controlled by an extension then you can't use this.
|
|
if (
|
|
await getControllingExtensionInfo(
|
|
PREF_SETTING_TYPE,
|
|
HOMEPAGE_OVERRIDE_KEY
|
|
)
|
|
) {
|
|
return;
|
|
}
|
|
|
|
// In this case, the button's disabled state is set by preferences.xml.
|
|
let prefName = "pref.browser.homepage.disable_button.current_page";
|
|
if (Preferences.get(prefName).locked) {
|
|
return;
|
|
}
|
|
|
|
useCurrent.disabled = tabCount < 1;
|
|
},
|
|
|
|
/**
|
|
* Sets the home page to the URL(s) of any currently opened tab(s),
|
|
* updating about:preferences#home UI to reflect this.
|
|
*/
|
|
setHomePageToCurrent() {
|
|
let tabs = this._getTabsForHomePage();
|
|
function getTabURI(t) {
|
|
return t.linkedBrowser.currentURI.spec;
|
|
}
|
|
|
|
// FIXME Bug 244192: using dangerous "|" joiner!
|
|
if (tabs.length) {
|
|
HomePage.set(tabs.map(getTabURI).join("|")).catch(console.error);
|
|
}
|
|
},
|
|
|
|
_setHomePageToBookmarkClosed(rv, aEvent) {
|
|
if (aEvent.detail.button != "accept") {
|
|
return;
|
|
}
|
|
if (rv.urls && rv.names) {
|
|
// XXX still using dangerous "|" joiner!
|
|
HomePage.set(rv.urls.join("|")).catch(console.error);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Displays a dialog in which the user can select a bookmark to use as home
|
|
* page. If the user selects a bookmark, that bookmark's name is displayed in
|
|
* UI and the bookmark's address is stored to the home page preference.
|
|
*/
|
|
setHomePageToBookmark() {
|
|
const rv = { urls: null, names: null };
|
|
gSubDialog.open(
|
|
"chrome://browser/content/preferences/dialogs/selectBookmark.xhtml",
|
|
{
|
|
features: "resizable=yes, modal=yes",
|
|
closingCallback: this._setHomePageToBookmarkClosed.bind(this, rv),
|
|
},
|
|
rv
|
|
);
|
|
},
|
|
|
|
restoreDefaultHomePage() {
|
|
HomePage.reset();
|
|
this._handleHomePageOverrides();
|
|
Services.prefs.clearUserPref(this.NEWTAB_ENABLED_PREF);
|
|
AboutNewTab.resetNewTabURL();
|
|
},
|
|
|
|
onCustomHomePageChange(event) {
|
|
const value = event.target.value || HomePage.getDefault();
|
|
HomePage.set(value).catch(console.error);
|
|
},
|
|
|
|
/**
|
|
* Check all Home Tab preferences for user set values.
|
|
*/
|
|
_changedHomeTabDefaultPrefs() {
|
|
// If Discovery Stream is enabled Firefox Home Content preference options are hidden
|
|
const homeContentChanged =
|
|
!this.isPocketNewtabEnabled &&
|
|
this.homePanePrefs.some(pref => pref.hasUserValue);
|
|
const newtabPref = Preferences.get(this.NEWTAB_ENABLED_PREF);
|
|
const extensionControlled = Preferences.get(
|
|
"browser.startup.homepage_override.extensionControlled"
|
|
);
|
|
|
|
return (
|
|
homeContentChanged ||
|
|
HomePage.overridden ||
|
|
newtabPref.hasUserValue ||
|
|
AboutNewTab.newTabURLOverridden ||
|
|
extensionControlled
|
|
);
|
|
},
|
|
|
|
_isBlankPage(url) {
|
|
return url == "about:blank" || url == BLANK_HOMEPAGE_URL;
|
|
},
|
|
|
|
/**
|
|
* Show the Restore Defaults button if any preference on the Home tab was
|
|
* changed, or hide it otherwise.
|
|
*/
|
|
toggleRestoreDefaultsBtn() {
|
|
const btn = document.getElementById("restoreDefaultHomePageBtn");
|
|
const prefChanged = this._changedHomeTabDefaultPrefs();
|
|
if (prefChanged) {
|
|
btn.style.removeProperty("visibility");
|
|
} else {
|
|
btn.style.visibility = "hidden";
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Set all prefs on the Home tab back to their default values.
|
|
*/
|
|
restoreDefaultPrefsForHome() {
|
|
this.restoreDefaultHomePage();
|
|
// If Discovery Stream is enabled Firefox Home Content preference options are hidden
|
|
if (!this.isPocketNewtabEnabled) {
|
|
this.homePanePrefs.forEach(pref => Services.prefs.clearUserPref(pref.id));
|
|
}
|
|
},
|
|
|
|
init() {
|
|
// Event Listeners
|
|
document
|
|
.getElementById("homePageUrl")
|
|
.addEventListener("change", this.onCustomHomePageChange.bind(this));
|
|
document
|
|
.getElementById("useCurrentBtn")
|
|
.addEventListener("command", this.setHomePageToCurrent.bind(this));
|
|
document
|
|
.getElementById("useBookmarkBtn")
|
|
.addEventListener("command", this.setHomePageToBookmark.bind(this));
|
|
document
|
|
.getElementById("restoreDefaultHomePageBtn")
|
|
.addEventListener("command", this.restoreDefaultPrefsForHome.bind(this));
|
|
|
|
// Setup the add-on options for the new tab section before registering the
|
|
// listener.
|
|
this._updateMenuInterface();
|
|
document
|
|
.getElementById("newTabMode")
|
|
.addEventListener("command", this.syncToNewTabPref.bind(this));
|
|
document
|
|
.getElementById("homeMode")
|
|
.addEventListener("command", this.onMenuChange.bind(this));
|
|
|
|
this._updateUseCurrentButton();
|
|
this._handleHomePageOverrides();
|
|
this.syncFromNewTabPref();
|
|
window.addEventListener("focus", this._updateUseCurrentButton.bind(this));
|
|
|
|
// Extension/override-related events
|
|
this.watchNewTab();
|
|
this.watchHomePrefChange();
|
|
this.watchExtensionPrefChange();
|
|
this.watchHomeTabPrefChange();
|
|
// Notify observers that the UI is now ready
|
|
Services.obs.notifyObservers(window, "home-pane-loaded");
|
|
},
|
|
};
|