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Diffstat (limited to '')
| -rw-r--r-- | browser/components/extensions/ExtensionControlledPopup.jsm | 462 |
1 files changed, 462 insertions, 0 deletions
diff --git a/browser/components/extensions/ExtensionControlledPopup.jsm b/browser/components/extensions/ExtensionControlledPopup.jsm new file mode 100644 index 0000000000..16b1e1b226 --- /dev/null +++ b/browser/components/extensions/ExtensionControlledPopup.jsm @@ -0,0 +1,462 @@ +/* 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/. */ +/* exported ExtensionControlledPopup */ + +"use strict"; + +/* + * @fileOverview + * This module exports a class that can be used to handle displaying a popup + * doorhanger with a primary action to not show a popup for this extension again + * and a secondary action disables the addon, or brings the user to their settings. + * + * The original purpose of the popup was to notify users of an extension that has + * changed the New Tab or homepage. Users would see this popup the first time they + * view those pages after a change to the setting in each session until they confirm + * the change by triggering the primary action. + */ + +var EXPORTED_SYMBOLS = ["ExtensionControlledPopup"]; + +const { ExtensionCommon } = ChromeUtils.import( + "resource://gre/modules/ExtensionCommon.jsm" +); +const { XPCOMUtils } = ChromeUtils.importESModule( + "resource://gre/modules/XPCOMUtils.sys.mjs" +); + +const lazy = {}; + +ChromeUtils.defineModuleGetter( + lazy, + "AddonManager", + "resource://gre/modules/AddonManager.jsm" +); +ChromeUtils.defineModuleGetter( + lazy, + "BrowserUIUtils", + "resource:///modules/BrowserUIUtils.jsm" +); +ChromeUtils.defineModuleGetter( + lazy, + "CustomizableUI", + "resource:///modules/CustomizableUI.jsm" +); +ChromeUtils.defineModuleGetter( + lazy, + "ExtensionSettingsStore", + "resource://gre/modules/ExtensionSettingsStore.jsm" +); +ChromeUtils.defineESModuleGetters(lazy, { + PrivateBrowsingUtils: "resource://gre/modules/PrivateBrowsingUtils.sys.mjs", +}); + +let { makeWidgetId } = ExtensionCommon; + +XPCOMUtils.defineLazyGetter(lazy, "strBundle", function() { + return Services.strings.createBundle( + "chrome://global/locale/extensions.properties" + ); +}); + +const PREF_BRANCH_INSTALLED_ADDON = "extensions.installedDistroAddon."; + +XPCOMUtils.defineLazyGetter(lazy, "distributionAddonsList", function() { + let addonList = Services.prefs + .getChildList(PREF_BRANCH_INSTALLED_ADDON) + .map(id => id.replace(PREF_BRANCH_INSTALLED_ADDON, "")); + return new Set(addonList); +}); + +class ExtensionControlledPopup { + /* Provide necessary options for the popup. + * + * @param {object} opts Options for configuring popup. + * @param {string} opts.confirmedType + * The type to use for storing a user's confirmation in + * ExtensionSettingsStore. + * @param {string} opts.observerTopic + * An observer topic to trigger the popup on with Services.obs. If the + * doorhanger should appear on a specific window include it as the + * subject in the observer event. + * @param {string} opts.anchorId + * The id to anchor the popupnotification on. If it is not provided + * then it will anchor to a browser action or the app menu. + * @param {string} opts.popupnotificationId + * The id for the popupnotification element in the markup. This + * element should be defined in panelUI.inc.xhtml. + * @param {string} opts.settingType + * The setting type to check in ExtensionSettingsStore to retrieve + * the controlling extension. + * @param {string} opts.settingKey + * The setting key to check in ExtensionSettingsStore to retrieve + * the controlling extension. + * @param {string} opts.descriptionId + * The id of the element where the description should be displayed. + * @param {string} opts.descriptionMessageId + * The message id to be used for the description. The translated + * string will have the add-on's name and icon injected into it. + * @param {string} opts.getLocalizedDescription + * A function to get the localized message string. This + * function is passed doc, message and addonDetails (the + * add-on's icon and name). If not provided, then the add-on's + * icon and name are added to the description. + * @param {string} opts.learnMoreMessageId + * The message id to be used for the text of a "learn more" link which + * will be placed after the description. + * @param {string} opts.learnMoreLink + * The name of the SUMO page to link to, this is added to + * app.support.baseURL. + * @param optional {string} opts.preferencesLocation + * If included, the name of the preferences tab that will be opened + * by the secondary action. If not included, the secondary option will + * disable the addon. + * @param optional {string} opts.preferencesEntrypoint + * The entrypoint to pass to preferences telemetry. + * @param {function} opts.onObserverAdded + * A callback that is triggered when an observer is registered to + * trigger the popup on the next observerTopic. + * @param {function} opts.onObserverRemoved + * A callback that is triggered when the observer is removed, + * either because the popup is opening or it was explicitly + * cancelled by calling removeObserver. + * @param {function} opts.beforeDisableAddon + * A function that is called before disabling an extension when the + * user decides to disable the extension. If this function is async + * then the extension won't be disabled until it is fulfilled. + * This function gets two arguments, the ExtensionControlledPopup + * instance for the panel and the window that the popup appears on. + */ + constructor(opts) { + this.confirmedType = opts.confirmedType; + this.observerTopic = opts.observerTopic; + this.anchorId = opts.anchorId; + this.popupnotificationId = opts.popupnotificationId; + this.settingType = opts.settingType; + this.settingKey = opts.settingKey; + this.descriptionId = opts.descriptionId; + this.descriptionMessageId = opts.descriptionMessageId; + this.getLocalizedDescription = opts.getLocalizedDescription; + this.learnMoreMessageId = opts.learnMoreMessageId; + this.learnMoreLink = opts.learnMoreLink; + this.preferencesLocation = opts.preferencesLocation; + this.preferencesEntrypoint = opts.preferencesEntrypoint; + this.onObserverAdded = opts.onObserverAdded; + this.onObserverRemoved = opts.onObserverRemoved; + this.beforeDisableAddon = opts.beforeDisableAddon; + this.observerRegistered = false; + } + + get topWindow() { + return Services.wm.getMostRecentWindow("navigator:browser"); + } + + userHasConfirmed(id) { + // We don't show a doorhanger for distribution installed add-ons. + if (lazy.distributionAddonsList.has(id)) { + return true; + } + let setting = lazy.ExtensionSettingsStore.getSetting( + this.confirmedType, + id + ); + return !!(setting && setting.value); + } + + async setConfirmation(id) { + await lazy.ExtensionSettingsStore.initialize(); + return lazy.ExtensionSettingsStore.addSetting( + id, + this.confirmedType, + id, + true, + () => false + ); + } + + async clearConfirmation(id) { + await lazy.ExtensionSettingsStore.initialize(); + return lazy.ExtensionSettingsStore.removeSetting( + id, + this.confirmedType, + id + ); + } + + observe(subject, topic, data) { + // Remove the observer here so we don't get multiple open() calls if we get + // multiple observer events in quick succession. + this.removeObserver(); + + let targetWindow; + // Some notifications (e.g. browser-open-newtab-start) do not have a window subject. + if (subject && subject.document) { + targetWindow = subject; + } + + // Do this work in an idle callback to avoid interfering with new tab performance tracking. + this.topWindow.requestIdleCallback(() => this.open(targetWindow)); + } + + removeObserver() { + if (this.observerRegistered) { + Services.obs.removeObserver(this, this.observerTopic); + this.observerRegistered = false; + if (this.onObserverRemoved) { + this.onObserverRemoved(); + } + } + } + + async addObserver(extensionId) { + await lazy.ExtensionSettingsStore.initialize(); + + if (!this.observerRegistered && !this.userHasConfirmed(extensionId)) { + Services.obs.addObserver(this, this.observerTopic); + this.observerRegistered = true; + if (this.onObserverAdded) { + this.onObserverAdded(); + } + } + } + + // The extensionId will be looked up in ExtensionSettingsStore if it is not + // provided using this.settingType and this.settingKey. + async open(targetWindow, extensionId) { + await lazy.ExtensionSettingsStore.initialize(); + + // Remove the observer since it would open the same dialog again the next time + // the observer event fires. + this.removeObserver(); + + if (!extensionId) { + let item = lazy.ExtensionSettingsStore.getSetting( + this.settingType, + this.settingKey + ); + extensionId = item && item.id; + } + + let win = targetWindow || this.topWindow; + let isPrivate = lazy.PrivateBrowsingUtils.isWindowPrivate(win); + if ( + isPrivate && + extensionId && + !WebExtensionPolicy.getByID(extensionId).privateBrowsingAllowed + ) { + return; + } + + // The item should have an extension and the user shouldn't have confirmed + // the change here, but just to be sure check that it is still controlled + // and the user hasn't already confirmed the change. + // If there is no id, then the extension is no longer in control. + if (!extensionId || this.userHasConfirmed(extensionId)) { + return; + } + + // If the window closes while waiting for focus, this might reject/throw, + // and we should stop trying to show the popup. + try { + await this._ensureWindowReady(win); + } catch (ex) { + return; + } + + // Find the elements we need. + let doc = win.document; + let panel = ExtensionControlledPopup._getAndMaybeCreatePanel(doc); + let popupnotification = doc.getElementById(this.popupnotificationId); + let urlBarWasFocused = win.gURLBar.focused; + + if (!popupnotification) { + throw new Error( + `No popupnotification found for id "${this.popupnotificationId}"` + ); + } + + let elementsToTranslate = panel.querySelectorAll("[data-lazy-l10n-id]"); + if (elementsToTranslate.length) { + win.MozXULElement.insertFTLIfNeeded("browser/appMenuNotifications.ftl"); + for (let el of elementsToTranslate) { + el.setAttribute("data-l10n-id", el.getAttribute("data-lazy-l10n-id")); + el.removeAttribute("data-lazy-l10n-id"); + } + await win.document.l10n.translateFragment(panel); + } + let addon = await lazy.AddonManager.getAddonByID(extensionId); + this.populateDescription(doc, addon); + + // Setup the command handler. + let handleCommand = async event => { + panel.hidePopup(); + if (event.originalTarget == popupnotification.button) { + // Main action is to keep changes. + await this.setConfirmation(extensionId); + } else if (this.preferencesLocation) { + // Secondary action opens Preferences, if a preferencesLocation option is included. + let options = this.Entrypoint + ? { urlParams: { entrypoint: this.Entrypoint } } + : {}; + win.openPreferences(this.preferencesLocation, options); + } else { + // Secondary action is to restore settings. + if (this.beforeDisableAddon) { + await this.beforeDisableAddon(this, win); + } + await addon.disable(); + } + + // If the page this is appearing on is the New Tab page then the URL bar may + // have been focused when the doorhanger stole focus away from it. Once an + // action is taken the focus state should be restored to what the user was + // expecting. + if (urlBarWasFocused) { + win.gURLBar.focus(); + } + }; + panel.addEventListener("command", handleCommand); + panel.addEventListener( + "popuphidden", + () => { + popupnotification.hidden = true; + panel.removeEventListener("command", handleCommand); + }, + { once: true } + ); + + let anchorButton; + if (this.anchorId) { + // If there's an anchorId, use that right away. + anchorButton = doc.getElementById(this.anchorId); + } else { + // Look for a browserAction on the toolbar. + let action = lazy.CustomizableUI.getWidget( + `${makeWidgetId(extensionId)}-browser-action` + ); + if (action) { + action = + action.areaType == "toolbar" && + action.forWindow(win).node.firstElementChild; + } + + // Anchor to a toolbar browserAction if found, otherwise use the menu button. + anchorButton = action || doc.getElementById("PanelUI-menu-button"); + } + let anchor = anchorButton.icon; + popupnotification.show(); + panel.openPopup(anchor); + } + + getAddonDetails(doc, addon) { + const defaultIcon = "chrome://mozapps/skin/extensions/extensionGeneric.svg"; + + let image = doc.createXULElement("image"); + image.setAttribute("src", addon.iconURL || defaultIcon); + image.classList.add("extension-controlled-icon"); + + let addonDetails = doc.createDocumentFragment(); + addonDetails.appendChild(image); + addonDetails.appendChild(doc.createTextNode(" " + addon.name)); + + return addonDetails; + } + + populateDescription(doc, addon) { + let description = doc.getElementById(this.descriptionId); + description.textContent = ""; + + let addonDetails = this.getAddonDetails(doc, addon); + let message = lazy.strBundle.GetStringFromName(this.descriptionMessageId); + if (this.getLocalizedDescription) { + description.appendChild( + this.getLocalizedDescription(doc, message, addonDetails) + ); + } else { + description.appendChild( + lazy.BrowserUIUtils.getLocalizedFragment(doc, message, addonDetails) + ); + } + + let link = doc.createXULElement("label", { is: "text-link" }); + link.setAttribute("class", "learnMore"); + link.href = + Services.urlFormatter.formatURLPref("app.support.baseURL") + + this.learnMoreLink; + link.textContent = lazy.strBundle.GetStringFromName( + this.learnMoreMessageId + ); + description.appendChild(link); + } + + async _ensureWindowReady(win) { + if (win.closed) { + throw new Error("window is closed"); + } + let promises = []; + let listenersToRemove = []; + function promiseEvent(type) { + promises.push( + new Promise(resolve => { + let listener = () => { + win.removeEventListener(type, listener); + resolve(); + }; + win.addEventListener(type, listener); + listenersToRemove.push([type, listener]); + }) + ); + } + let { focusedWindow, activeWindow } = Services.focus; + if (activeWindow != win) { + promiseEvent("activate"); + } + if (focusedWindow) { + // We may have focused a non-remote child window, find the browser window: + let { rootTreeItem } = focusedWindow.docShell; + rootTreeItem.QueryInterface(Ci.nsIDocShell); + focusedWindow = rootTreeItem.contentViewer.DOMDocument.defaultView; + } + if (focusedWindow != win) { + promiseEvent("focus"); + } + let unloadListener; + // eslint-disable-next-line no-async-promise-executor + return new Promise(async (resolve, reject) => { + if (promises.length) { + unloadListener = () => { + for (let [type, listener] of listenersToRemove) { + win.removeEventListener(type, listener); + } + reject(); + }; + win.addEventListener("unload", unloadListener, { once: true }); + } + let error; + try { + await Promise.all(promises); + } catch (ex) { + error = ex; + } + if (unloadListener) { + win.removeEventListener("unload", unloadListener); + } + if (error) { + reject(new Error("window unloaded")); + } else { + resolve(); + } + }); + } + + static _getAndMaybeCreatePanel(doc) { + // // Lazy load the extension-notification panel the first time we need to display it. + let template = doc.getElementById("extensionNotificationTemplate"); + if (template) { + template.replaceWith(template.content); + } + + return doc.getElementById("extension-notification-panel"); + } +} |