forked from mirrors/gecko-dev
1363 lines
42 KiB
JavaScript
1363 lines
42 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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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const { XPCOMUtils } = ChromeUtils.import(
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"resource://gre/modules/XPCOMUtils.jsm"
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);
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import { AppConstants } from "resource://gre/modules/AppConstants.sys.mjs";
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const lazy = {};
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ChromeUtils.defineESModuleGetters(lazy, {
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BrowserSearchTelemetry: "resource:///modules/BrowserSearchTelemetry.sys.mjs",
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UrlbarPrefs: "resource:///modules/UrlbarPrefs.sys.mjs",
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UrlbarProvidersManager: "resource:///modules/UrlbarProvidersManager.sys.mjs",
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UrlbarTokenizer: "resource:///modules/UrlbarTokenizer.sys.mjs",
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UrlbarUtils: "resource:///modules/UrlbarUtils.sys.mjs",
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clearTimeout: "resource://gre/modules/Timer.sys.mjs",
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setTimeout: "resource://gre/modules/Timer.sys.mjs",
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});
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const TELEMETRY_1ST_RESULT = "PLACES_AUTOCOMPLETE_1ST_RESULT_TIME_MS";
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const TELEMETRY_6_FIRST_RESULTS = "PLACES_AUTOCOMPLETE_6_FIRST_RESULTS_TIME_MS";
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const TELEMETRY_SCALAR_ENGAGEMENT = "urlbar.engagement";
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const TELEMETRY_SCALAR_ABANDONMENT = "urlbar.abandonment";
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const NOTIFICATIONS = {
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QUERY_STARTED: "onQueryStarted",
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QUERY_RESULTS: "onQueryResults",
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QUERY_RESULT_REMOVED: "onQueryResultRemoved",
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QUERY_CANCELLED: "onQueryCancelled",
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QUERY_FINISHED: "onQueryFinished",
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VIEW_OPEN: "onViewOpen",
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VIEW_CLOSE: "onViewClose",
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};
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/**
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* The address bar controller handles queries from the address bar, obtains
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* results and returns them to the UI for display.
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*
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* Listeners may be added to listen for the results. They may support the
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* following methods which may be called when a query is run:
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*
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* - onQueryStarted(queryContext)
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* - onQueryResults(queryContext)
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* - onQueryCancelled(queryContext)
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* - onQueryFinished(queryContext)
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* - onQueryResultRemoved(index)
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* - onViewOpen()
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* - onViewClose()
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*/
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export class UrlbarController {
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/**
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* Initialises the class. The manager may be overridden here, this is for
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* test purposes.
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*
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* @param {object} options
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* The initial options for UrlbarController.
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* @param {UrlbarInput} options.input
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* The input this controller is operating with.
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* @param {object} [options.manager]
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* Optional fake providers manager to override the built-in providers manager.
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* Intended for use in unit tests only.
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*/
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constructor(options = {}) {
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if (!options.input) {
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throw new Error("Missing options: input");
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}
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if (!options.input.window) {
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throw new Error("input is missing 'window' property.");
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}
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if (
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!options.input.window.location ||
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options.input.window.location.href != AppConstants.BROWSER_CHROME_URL
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) {
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throw new Error("input.window should be an actual browser window.");
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}
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if (!("isPrivate" in options.input)) {
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throw new Error("input.isPrivate must be set.");
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}
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this.input = options.input;
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this.browserWindow = options.input.window;
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this.manager = options.manager || lazy.UrlbarProvidersManager;
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this._listeners = new Set();
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this._userSelectionBehavior = "none";
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this.engagementEvent = new TelemetryEvent(
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this,
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options.eventTelemetryCategory
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);
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XPCOMUtils.defineLazyGetter(this, "logger", () =>
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lazy.UrlbarUtils.getLogger({ prefix: "Controller" })
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);
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}
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get NOTIFICATIONS() {
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return NOTIFICATIONS;
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}
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/**
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* Hooks up the controller with a view.
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*
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* @param {UrlbarView} view
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* The UrlbarView instance associated with this controller.
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*/
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setView(view) {
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this.view = view;
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}
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/**
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* Takes a query context and starts the query based on the user input.
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*
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* @param {UrlbarQueryContext} queryContext The query details.
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*/
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async startQuery(queryContext) {
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// Cancel any running query.
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this.cancelQuery();
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// Wrap the external queryContext, to track a unique object, in case
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// the external consumer reuses the same context multiple times.
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// This also allows to add properties without polluting the context.
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// Note this can't be null-ed or deleted once a query is done, because it's
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// used by #dismissSelectedResult and handleKeyNavigation, that can run after
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// a query is cancelled or finished.
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let contextWrapper = (this._lastQueryContextWrapper = { queryContext });
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queryContext.lastResultCount = 0;
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TelemetryStopwatch.start(TELEMETRY_1ST_RESULT, queryContext);
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TelemetryStopwatch.start(TELEMETRY_6_FIRST_RESULTS, queryContext);
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// For proper functionality we must ensure this notification is fired
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// synchronously, as soon as startQuery is invoked, but after any
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// notifications related to the previous query.
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this.notify(NOTIFICATIONS.QUERY_STARTED, queryContext);
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await this.manager.startQuery(queryContext, this);
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// If the query has been cancelled, onQueryFinished was notified already.
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// Note this._lastQueryContextWrapper may have changed in the meanwhile.
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if (
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contextWrapper === this._lastQueryContextWrapper &&
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!contextWrapper.done
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) {
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contextWrapper.done = true;
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// TODO (Bug 1549936) this is necessary to avoid leaks in PB tests.
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this.manager.cancelQuery(queryContext);
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this.notify(NOTIFICATIONS.QUERY_FINISHED, queryContext);
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}
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return queryContext;
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}
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/**
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* Cancels an in-progress query. Note, queries may continue running if they
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* can't be cancelled.
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*/
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cancelQuery() {
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// We must clear the pause impression timer in any case, even if the query
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// already finished.
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this.engagementEvent.clearPauseImpressionTimer();
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// If the query finished already, don't handle cancel.
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if (!this._lastQueryContextWrapper || this._lastQueryContextWrapper.done) {
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return;
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}
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this._lastQueryContextWrapper.done = true;
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let { queryContext } = this._lastQueryContextWrapper;
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TelemetryStopwatch.cancel(TELEMETRY_1ST_RESULT, queryContext);
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TelemetryStopwatch.cancel(TELEMETRY_6_FIRST_RESULTS, queryContext);
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this.manager.cancelQuery(queryContext);
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this.notify(NOTIFICATIONS.QUERY_CANCELLED, queryContext);
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this.notify(NOTIFICATIONS.QUERY_FINISHED, queryContext);
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}
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/**
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* Receives results from a query.
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*
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* @param {UrlbarQueryContext} queryContext The query details.
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*/
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receiveResults(queryContext) {
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if (queryContext.lastResultCount < 1 && queryContext.results.length >= 1) {
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TelemetryStopwatch.finish(TELEMETRY_1ST_RESULT, queryContext);
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}
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if (queryContext.lastResultCount < 6 && queryContext.results.length >= 6) {
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TelemetryStopwatch.finish(TELEMETRY_6_FIRST_RESULTS, queryContext);
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}
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this.engagementEvent.startPauseImpressionTimer(
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queryContext,
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this.input.getSearchSource()
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);
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if (queryContext.firstResultChanged) {
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// Notify the input so it can make adjustments based on the first result.
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if (this.input.onFirstResult(queryContext.results[0])) {
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// The input canceled the query and started a new one.
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return;
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}
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// The first time we receive results try to connect to the heuristic
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// result.
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this.speculativeConnect(
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queryContext.results[0],
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queryContext,
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"resultsadded"
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);
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}
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this.notify(NOTIFICATIONS.QUERY_RESULTS, queryContext);
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// Update lastResultCount after notifying, so the view can use it.
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queryContext.lastResultCount = queryContext.results.length;
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}
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/**
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* Adds a listener for query actions and results.
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*
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* @param {object} listener The listener to add.
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* @throws {TypeError} Throws if the listener is not an object.
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*/
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addQueryListener(listener) {
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if (!listener || typeof listener != "object") {
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throw new TypeError("Expected listener to be an object");
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}
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this._listeners.add(listener);
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}
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/**
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* Removes a query listener.
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*
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* @param {object} listener The listener to add.
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*/
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removeQueryListener(listener) {
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this._listeners.delete(listener);
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}
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/**
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* Checks whether a keyboard event that would normally open the view should
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* instead be handled natively by the input field.
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* On certain platforms, the up and down keys can be used to move the caret,
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* in which case we only want to open the view if the caret is at the
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* start or end of the input.
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*
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* @param {KeyboardEvent} event
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* The DOM KeyboardEvent.
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* @returns {boolean}
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* Returns true if the event should move the caret instead of opening the
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* view.
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*/
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keyEventMovesCaret(event) {
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if (this.view.isOpen) {
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return false;
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}
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if (AppConstants.platform != "macosx" && AppConstants.platform != "linux") {
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return false;
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}
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let isArrowUp = event.keyCode == KeyEvent.DOM_VK_UP;
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let isArrowDown = event.keyCode == KeyEvent.DOM_VK_DOWN;
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if (!isArrowUp && !isArrowDown) {
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return false;
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}
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let start = this.input.selectionStart;
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let end = this.input.selectionEnd;
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if (
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end != start ||
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(isArrowUp && start > 0) ||
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(isArrowDown && end < this.input.value.length)
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) {
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return true;
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}
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return false;
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}
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/**
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* Receives keyboard events from the input and handles those that should
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* navigate within the view or pick the currently selected item.
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*
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* @param {KeyboardEvent} event
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* The DOM KeyboardEvent.
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* @param {boolean} executeAction
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* Whether the event should actually execute the associated action, or just
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* be managed (at a preventDefault() level). This is used when the event
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* will be deferred by the event bufferer, but preventDefault() and friends
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* should still happen synchronously.
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*/
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handleKeyNavigation(event, executeAction = true) {
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const isMac = AppConstants.platform == "macosx";
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// Handle readline/emacs-style navigation bindings on Mac.
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if (
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isMac &&
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this.view.isOpen &&
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event.ctrlKey &&
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(event.key == "n" || event.key == "p")
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) {
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if (executeAction) {
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this.view.selectBy(1, { reverse: event.key == "p" });
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}
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event.preventDefault();
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return;
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}
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if (this.view.isOpen && executeAction && this._lastQueryContextWrapper) {
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let { queryContext } = this._lastQueryContextWrapper;
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let handled = this.view.oneOffSearchButtons.handleKeyDown(
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event,
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this.view.visibleRowCount,
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this.view.allowEmptySelection,
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queryContext.searchString
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);
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if (handled) {
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return;
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}
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}
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switch (event.keyCode) {
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case KeyEvent.DOM_VK_ESCAPE:
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if (executeAction) {
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if (this.view.isOpen) {
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this.view.close();
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} else {
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this.input.handleRevert(true);
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}
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}
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event.preventDefault();
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break;
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case KeyEvent.DOM_VK_SPACE:
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if (!this.view.shouldSpaceActivateSelectedElement()) {
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break;
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}
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// Fall through, we want the SPACE key to activate this element.
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case KeyEvent.DOM_VK_RETURN:
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if (executeAction) {
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this.input.handleCommand(event);
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}
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event.preventDefault();
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break;
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case KeyEvent.DOM_VK_TAB:
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// It's always possible to tab through results when the urlbar was
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// focused with the mouse or has a search string, or when the view
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// already has a selection.
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// We allow tabbing without a search string when in search mode preview,
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// since that means the user has interacted with the Urlbar since
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// opening it.
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// When there's no search string and no view selection, we want to focus
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// the next toolbar item instead, for accessibility reasons.
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let allowTabbingThroughResults =
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this.input.focusedViaMousedown ||
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this.input.searchMode?.isPreview ||
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this.view.selectedElement ||
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(this.input.value &&
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this.input.getAttribute("pageproxystate") != "valid");
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if (
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// Even if the view is closed, we may be waiting results, and in
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// such a case we don't want to tab out of the urlbar.
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(this.view.isOpen || !executeAction) &&
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!event.ctrlKey &&
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!event.altKey &&
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allowTabbingThroughResults
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) {
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if (executeAction) {
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this.userSelectionBehavior = "tab";
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this.view.selectBy(1, {
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reverse: event.shiftKey,
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userPressedTab: true,
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});
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}
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event.preventDefault();
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}
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break;
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case KeyEvent.DOM_VK_PAGE_DOWN:
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case KeyEvent.DOM_VK_PAGE_UP:
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if (event.ctrlKey) {
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break;
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}
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// eslint-disable-next-lined no-fallthrough
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case KeyEvent.DOM_VK_DOWN:
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case KeyEvent.DOM_VK_UP:
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if (event.altKey) {
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break;
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}
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if (this.view.isOpen) {
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if (executeAction) {
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this.userSelectionBehavior = "arrow";
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this.view.selectBy(
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event.keyCode == KeyEvent.DOM_VK_PAGE_DOWN ||
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event.keyCode == KeyEvent.DOM_VK_PAGE_UP
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? lazy.UrlbarUtils.PAGE_UP_DOWN_DELTA
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: 1,
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{
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reverse:
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event.keyCode == KeyEvent.DOM_VK_UP ||
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event.keyCode == KeyEvent.DOM_VK_PAGE_UP,
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}
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);
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}
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} else {
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if (this.keyEventMovesCaret(event)) {
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break;
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}
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if (executeAction) {
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this.userSelectionBehavior = "arrow";
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this.input.startQuery({
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searchString: this.input.value,
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event,
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});
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}
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}
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event.preventDefault();
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break;
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case KeyEvent.DOM_VK_RIGHT:
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case KeyEvent.DOM_VK_END:
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this.input.maybeConfirmSearchModeFromResult({
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entry: "typed",
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});
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// Fall through.
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case KeyEvent.DOM_VK_LEFT:
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case KeyEvent.DOM_VK_HOME:
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this.view.removeAccessibleFocus();
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break;
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case KeyEvent.DOM_VK_BACK_SPACE:
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if (
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this.input.searchMode &&
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this.input.selectionStart == 0 &&
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this.input.selectionEnd == 0 &&
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!event.shiftKey
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) {
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this.input.searchMode = null;
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this.input.view.oneOffSearchButtons.selectedButton = null;
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this.input.startQuery({
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allowAutofill: false,
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event,
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});
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}
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// Fall through.
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case KeyEvent.DOM_VK_DELETE:
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if (!this.view.isOpen) {
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break;
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}
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if (event.shiftKey) {
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if (!executeAction || this.#dismissSelectedResult(event)) {
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event.preventDefault();
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}
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} else if (executeAction) {
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this.userSelectionBehavior = "none";
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}
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break;
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}
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}
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|
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/**
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* Tries to initialize a speculative connection on a result.
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* Speculative connections are only supported for a subset of all the results.
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*
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* Speculative connect to:
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* - Search engine heuristic results
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* - autofill results
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* - http/https results
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*
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* @param {UrlbarResult} result The result to speculative connect to.
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* @param {UrlbarQueryContext} context The queryContext
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* @param {string} reason Reason for the speculative connect request.
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*/
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speculativeConnect(result, context, reason) {
|
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// Never speculative connect in private contexts.
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if (!this.input || context.isPrivate || !context.results.length) {
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return;
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}
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let { url } = lazy.UrlbarUtils.getUrlFromResult(result);
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if (!url) {
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return;
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}
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switch (reason) {
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case "resultsadded": {
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// We should connect to an heuristic result, if it exists.
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if (
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(result == context.results[0] && result.heuristic) ||
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result.autofill
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) {
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if (result.type == lazy.UrlbarUtils.RESULT_TYPE.SEARCH) {
|
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// Speculative connect only if search suggestions are enabled.
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if (
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lazy.UrlbarPrefs.get("suggest.searches") &&
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lazy.UrlbarPrefs.get("browser.search.suggest.enabled")
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) {
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let engine = Services.search.getEngineByName(
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result.payload.engine
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);
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lazy.UrlbarUtils.setupSpeculativeConnection(
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engine,
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this.browserWindow
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);
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}
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} else if (result.autofill) {
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lazy.UrlbarUtils.setupSpeculativeConnection(
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url,
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this.browserWindow
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);
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}
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}
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return;
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}
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case "mousedown": {
|
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// On mousedown, connect only to http/https urls.
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if (url.startsWith("http")) {
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lazy.UrlbarUtils.setupSpeculativeConnection(url, this.browserWindow);
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}
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return;
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}
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default: {
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throw new Error("Invalid speculative connection reason");
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}
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}
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}
|
|
|
|
/**
|
|
* Stores the selection behavior that the user has used to select a result.
|
|
*
|
|
* @param {"arrow"|"tab"|"none"} behavior
|
|
* The behavior the user used.
|
|
*/
|
|
set userSelectionBehavior(behavior) {
|
|
// Don't change the behavior to arrow if tab has already been recorded,
|
|
// as we want to know that the tab was used first.
|
|
if (behavior == "arrow" && this._userSelectionBehavior == "tab") {
|
|
return;
|
|
}
|
|
this._userSelectionBehavior = behavior;
|
|
}
|
|
|
|
/**
|
|
* Records details of the selected result in telemetry. We only record the
|
|
* selection behavior, type and index.
|
|
*
|
|
* @param {Event} event
|
|
* The event which triggered the result to be selected.
|
|
* @param {UrlbarResult} result
|
|
* The selected result.
|
|
*/
|
|
recordSelectedResult(event, result) {
|
|
let resultIndex = result ? result.rowIndex : -1;
|
|
let selectedResult = -1;
|
|
if (resultIndex >= 0) {
|
|
// Except for the history popup, the urlbar always has a selection. The
|
|
// first result at index 0 is the "heuristic" result that indicates what
|
|
// will happen when you press the Enter key. Treat it as no selection.
|
|
selectedResult = resultIndex > 0 || !result.heuristic ? resultIndex : -1;
|
|
}
|
|
lazy.BrowserSearchTelemetry.recordSearchSuggestionSelectionMethod(
|
|
event,
|
|
"urlbar",
|
|
selectedResult,
|
|
this._userSelectionBehavior
|
|
);
|
|
|
|
if (!result) {
|
|
return;
|
|
}
|
|
|
|
// Do not modify existing telemetry types. To add a new type:
|
|
//
|
|
// * Set telemetryType appropriately. Since telemetryType is used as the
|
|
// probe name, it must be alphanumeric with optional underscores.
|
|
// * Add a new keyed scalar probe into the urlbar.picked category for the
|
|
// newly added telemetryType.
|
|
// * Add a test named browser_UsageTelemetry_urlbar_newType.js to
|
|
// browser/modules/test/browser.
|
|
//
|
|
// The "topsite" type overrides the other ones, because it starts from a
|
|
// unique user interaction, that we want to count apart. We do this here
|
|
// rather than in telemetryTypeFromResult because other consumers, like
|
|
// events telemetry, are reporting this information separately.
|
|
let telemetryType =
|
|
result.providerName == "UrlbarProviderTopSites"
|
|
? "topsite"
|
|
: lazy.UrlbarUtils.telemetryTypeFromResult(result);
|
|
Services.telemetry.keyedScalarAdd(
|
|
`urlbar.picked.${telemetryType}`,
|
|
resultIndex,
|
|
1
|
|
);
|
|
if (this.input.searchMode && !this.input.searchMode.isPreview) {
|
|
Services.telemetry.keyedScalarAdd(
|
|
`urlbar.picked.searchmode.${this.input.searchMode.entry}`,
|
|
resultIndex,
|
|
1
|
|
);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Triggers a "dismiss" engagement for the selected result if one is selected
|
|
* and it's not the heuristic. Providers that can respond to dismissals of
|
|
* their results should implement `onEngagement()`, handle the dismissal, and
|
|
* call `controller.removeResult()`.
|
|
*
|
|
* @param {Event} event
|
|
* The event that triggered dismissal.
|
|
* @returns {boolean}
|
|
* Whether providers were notified about the engagement. Providers will not
|
|
* be notified if there is no selected result or the selected result is the
|
|
* heuristic, since the heuristic result cannot be dismissed.
|
|
*/
|
|
#dismissSelectedResult(event) {
|
|
if (!this._lastQueryContextWrapper) {
|
|
console.error("Cannot dismiss selected result, last query not present");
|
|
return false;
|
|
}
|
|
let { queryContext } = this._lastQueryContextWrapper;
|
|
|
|
let { selectedElement } = this.input.view;
|
|
if (selectedElement?.classList.contains("urlbarView-button")) {
|
|
// For results with buttons, delete them only when the main part of the
|
|
// row is selected, not a button.
|
|
return false;
|
|
}
|
|
|
|
let result = this.input.view.selectedResult;
|
|
if (!result || result.heuristic) {
|
|
return false;
|
|
}
|
|
|
|
this.engagementEvent.record(event, {
|
|
result,
|
|
selType: "dismiss",
|
|
searchString: queryContext.searchString,
|
|
});
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Removes a result from the current query context and notifies listeners.
|
|
* Heuristic results cannot be removed.
|
|
*
|
|
* @param {UrlbarResult} result
|
|
* The result to remove.
|
|
*/
|
|
removeResult(result) {
|
|
if (!result || result.heuristic) {
|
|
return;
|
|
}
|
|
|
|
if (!this._lastQueryContextWrapper) {
|
|
console.error("Cannot remove result, last query not present");
|
|
return;
|
|
}
|
|
let { queryContext } = this._lastQueryContextWrapper;
|
|
|
|
let index = queryContext.results.indexOf(result);
|
|
if (index < 0) {
|
|
console.error("Failed to find the selected result in the results");
|
|
return;
|
|
}
|
|
|
|
queryContext.results.splice(index, 1);
|
|
this.notify(NOTIFICATIONS.QUERY_RESULT_REMOVED, index);
|
|
}
|
|
|
|
/**
|
|
* Clear the previous query context cache.
|
|
*/
|
|
clearLastQueryContextCache() {
|
|
this._lastQueryContextWrapper = null;
|
|
}
|
|
|
|
/**
|
|
* Notifies listeners of results.
|
|
*
|
|
* @param {string} name Name of the notification.
|
|
* @param {object} params Parameters to pass with the notification.
|
|
*/
|
|
notify(name, ...params) {
|
|
for (let listener of this._listeners) {
|
|
// Can't use "in" because some tests proxify these.
|
|
if (typeof listener[name] != "undefined") {
|
|
try {
|
|
listener[name](...params);
|
|
} catch (ex) {
|
|
console.error(ex);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Tracks and records telemetry events for the given category, if provided,
|
|
* otherwise it's a no-op.
|
|
* It is currently designed around the "urlbar" category, even if it can
|
|
* potentially be extended to other categories.
|
|
* To record an event, invoke start() with a starting event, then either
|
|
* invoke record() with a final event, or discard() to drop the recording.
|
|
*
|
|
* @see Events.yaml
|
|
*/
|
|
class TelemetryEvent {
|
|
constructor(controller, category) {
|
|
this._controller = controller;
|
|
this._category = category;
|
|
this._isPrivate = controller.input.isPrivate;
|
|
this.#beginObservingPingPrefs();
|
|
}
|
|
|
|
/**
|
|
* Start measuring the elapsed time from a user-generated event.
|
|
* After this has been invoked, any subsequent calls to start() are ignored,
|
|
* until either record() or discard() are invoked. Thus, it is safe to keep
|
|
* invoking this on every input event as the user is typing, for example.
|
|
*
|
|
* @param {event} event A DOM event.
|
|
* @param {string} [searchString] Pass a search string related to the event if
|
|
* you have one. The event by itself sometimes isn't enough to
|
|
* determine the telemetry details we should record.
|
|
* @throws This should never throw, or it may break the urlbar.
|
|
* @see {@link https://firefox-source-docs.mozilla.org/browser/urlbar/telemetry.html}
|
|
*/
|
|
start(event, searchString = null) {
|
|
if (this._startEventInfo) {
|
|
if (this._startEventInfo.interactionType == "topsites") {
|
|
// If the most recent event came from opening the results pane with an
|
|
// empty string replace the interactionType (that would be "topsites")
|
|
// with one for the current event to better measure the user flow.
|
|
this._startEventInfo.interactionType = this._getStartInteractionType(
|
|
event,
|
|
searchString
|
|
);
|
|
this._startEventInfo.searchString = searchString;
|
|
} else if (
|
|
this._startEventInfo.interactionType == "returned" &&
|
|
(!searchString ||
|
|
this._startEventInfo.searchString[0] != searchString[0])
|
|
) {
|
|
// In case of a "returned" interaction ongoing, the user may either
|
|
// continue the search, or restart with a new search string. In that case
|
|
// we want to change the interaction type to "restarted".
|
|
// Detecting all the possible ways of clearing the input would be tricky,
|
|
// thus this makes a guess by just checking the first char matches; even if
|
|
// the user backspaces a part of the string, we still count that as a
|
|
// "returned" interaction.
|
|
this._startEventInfo.interactionType = "restarted";
|
|
}
|
|
|
|
// start is invoked on a user-generated event, but we only count the first
|
|
// one. Once an engagement or abandoment happens, we clear _startEventInfo.
|
|
return;
|
|
}
|
|
|
|
if (!this._category) {
|
|
return;
|
|
}
|
|
if (!event) {
|
|
console.error("Must always provide an event");
|
|
return;
|
|
}
|
|
const validEvents = [
|
|
"click",
|
|
"command",
|
|
"drop",
|
|
"input",
|
|
"keydown",
|
|
"mousedown",
|
|
"tabswitch",
|
|
"focus",
|
|
];
|
|
if (!validEvents.includes(event.type)) {
|
|
console.error("Can't start recording from event type: ", event.type);
|
|
return;
|
|
}
|
|
|
|
this._startEventInfo = {
|
|
timeStamp: event.timeStamp || Cu.now(),
|
|
interactionType: this._getStartInteractionType(event, searchString),
|
|
searchString,
|
|
};
|
|
|
|
let { queryContext } = this._controller._lastQueryContextWrapper || {};
|
|
|
|
this._controller.manager.notifyEngagementChange(
|
|
this._isPrivate,
|
|
"start",
|
|
queryContext
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Record an engagement telemetry event.
|
|
* When the user picks a result from a search through the mouse or keyboard,
|
|
* an engagement event is recorded. If instead the user abandons a search, by
|
|
* blurring the input field, an abandonment event is recorded.
|
|
*
|
|
* On return, `details.isSessionOngoing` will be set to true if the engagement
|
|
* did not end the search session. Not all engagements end the session.
|
|
* Currently, the session remains ongoing when dismissing results or picking
|
|
* results that enter search mode.
|
|
*
|
|
* @param {event} [event]
|
|
* A DOM event.
|
|
* Note: event can be null, that usually happens for paste&go or drop&go.
|
|
* If there's no _startEventInfo this is a no-op.
|
|
* @param {object} details An object describing action details.
|
|
* @param {string} [details.searchString] The user's search string. Note that
|
|
* this string is not sent with telemetry data. It is only used
|
|
* locally to discern other data, such as the number of characters and
|
|
* words in the string.
|
|
* @param {string} [details.selType] type of the selected element, undefined
|
|
* for "blur". One of "unknown", "autofill", "visiturl", "bookmark",
|
|
* "help", "history", "keyword", "searchengine", "searchsuggestion",
|
|
* "switchtab", "remotetab", "extension", "oneoff", "dismiss".
|
|
* @param {UrlbarResult} [details.result] The engaged result. This should be
|
|
* set to the result related to the picked element.
|
|
* @param {DOMElement} [details.element] The picked view element.
|
|
*/
|
|
record(event, details) {
|
|
this.clearPauseImpressionTimer();
|
|
|
|
// This should never throw, or it may break the urlbar.
|
|
try {
|
|
this._internalRecord(event, details);
|
|
} catch (ex) {
|
|
console.error("Could not record event: ", ex);
|
|
} finally {
|
|
// Reset the start event info except for engagements that do not end the
|
|
// search session. In that case, the view stays open and further
|
|
// engagements are possible and should be recorded when they occur.
|
|
// (`details.isSessionOngoing` is not a param; rather, it's set by
|
|
// `_internalRecord()`.)
|
|
if (!details.isSessionOngoing) {
|
|
this._startEventInfo = null;
|
|
this._discarded = false;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Clear the pause impression timer started by startPauseImpressionTimer().
|
|
*/
|
|
clearPauseImpressionTimer() {
|
|
lazy.clearTimeout(this._pauseImpressionTimer);
|
|
}
|
|
|
|
/**
|
|
* Start a timer that records the pause impression telemetry for given context.
|
|
* The telemetry will be recorded after
|
|
* "browser.urlbar.searchEngagementTelemetry.pauseImpressionIntervalMs" ms.
|
|
* If want to clear this timer, please use clearPauseImpressionTimer().
|
|
*
|
|
* @param {UrlbarQueryContext} queryContext
|
|
* The query details that will be recorded as pause impression telemetry.
|
|
* @param {string} searchSource
|
|
* The seach source that will be recorded as pause impression telemetry.
|
|
*/
|
|
startPauseImpressionTimer(queryContext, searchSource) {
|
|
if (this._impressionStartEventInfo === this._startEventInfo) {
|
|
// Already took an impression telemetry for this session.
|
|
return;
|
|
}
|
|
|
|
this.clearPauseImpressionTimer();
|
|
this._pauseImpressionTimer = lazy.setTimeout(() => {
|
|
let { numChars, numWords, searchWords } = this._parseSearchString(
|
|
queryContext.searchString
|
|
);
|
|
this._recordSearchEngagementTelemetry(
|
|
queryContext,
|
|
"impression",
|
|
this._startEventInfo,
|
|
{
|
|
reason: "pause",
|
|
numChars,
|
|
numWords,
|
|
searchWords,
|
|
searchSource,
|
|
}
|
|
);
|
|
|
|
this._impressionStartEventInfo = this._startEventInfo;
|
|
}, lazy.UrlbarPrefs.get("searchEngagementTelemetry.pauseImpressionIntervalMs"));
|
|
}
|
|
|
|
_internalRecord(event, details) {
|
|
const startEventInfo = this._startEventInfo;
|
|
|
|
if (!this._category || !startEventInfo) {
|
|
if (this._discarded && this._category && details?.selType !== "dismiss") {
|
|
let { queryContext } = this._controller._lastQueryContextWrapper || {};
|
|
this._controller.manager.notifyEngagementChange(
|
|
this._isPrivate,
|
|
"discard",
|
|
queryContext
|
|
);
|
|
}
|
|
return;
|
|
}
|
|
if (
|
|
!event &&
|
|
startEventInfo.interactionType != "pasted" &&
|
|
startEventInfo.interactionType != "dropped"
|
|
) {
|
|
// If no event is passed, we must be executing either paste&go or drop&go.
|
|
throw new Error("Event must be defined, unless input was pasted/dropped");
|
|
}
|
|
if (!details) {
|
|
throw new Error("Invalid event details: " + details);
|
|
}
|
|
|
|
let action;
|
|
let skipLegacyTelemetry = false;
|
|
if (!event) {
|
|
action =
|
|
startEventInfo.interactionType == "dropped" ? "drop_go" : "paste_go";
|
|
} else if (event.type == "blur") {
|
|
action = "blur";
|
|
} else if (
|
|
details.element?.dataset.command &&
|
|
// The "help" selType is recognized by legacy telemetry, and `action`
|
|
// should be set to either "click" or "enter" depending on whether the
|
|
// event is a mouse event, so ignore "help" here.
|
|
details.element.dataset.command != "help"
|
|
) {
|
|
action = details.element.dataset.command;
|
|
skipLegacyTelemetry = true;
|
|
} else if (details.selType == "dismiss") {
|
|
action = "dismiss";
|
|
skipLegacyTelemetry = true;
|
|
} else if (MouseEvent.isInstance(event)) {
|
|
action = event.target.id == "urlbar-go-button" ? "go_button" : "click";
|
|
} else {
|
|
action = "enter";
|
|
}
|
|
|
|
let method = action == "blur" ? "abandonment" : "engagement";
|
|
|
|
if (method == "engagement") {
|
|
// Not all engagements end the search session. Currently, the session
|
|
// remains ongoing when dismissing results or picking results that enter
|
|
// search mode. We should find a generalized way to determine this instead
|
|
// of listing all the cases like this.
|
|
details.isSessionOngoing = !!(
|
|
details.selType == "dismiss" ||
|
|
details.result?.payload.providesSearchMode
|
|
);
|
|
}
|
|
|
|
// numWords is not a perfect measurement, since it will return an incorrect
|
|
// value for languages that do not use spaces or URLs containing spaces in
|
|
// its query parameters, for example.
|
|
let { numChars, numWords, searchWords } = this._parseSearchString(
|
|
details.searchString
|
|
);
|
|
|
|
details.provider = details.result?.providerName;
|
|
details.selIndex = details.result?.rowIndex ?? -1;
|
|
|
|
let { queryContext } = this._controller._lastQueryContextWrapper || {};
|
|
|
|
this._recordSearchEngagementTelemetry(
|
|
queryContext,
|
|
method,
|
|
startEventInfo,
|
|
{
|
|
action,
|
|
numChars,
|
|
numWords,
|
|
searchWords,
|
|
provider: details.provider,
|
|
searchSource: details.searchSource,
|
|
searchMode: details.searchMode,
|
|
selectedElement: details.element,
|
|
selIndex: details.selIndex,
|
|
selType: details.selType,
|
|
}
|
|
);
|
|
|
|
if (skipLegacyTelemetry) {
|
|
this._controller.manager.notifyEngagementChange(
|
|
this._isPrivate,
|
|
method,
|
|
queryContext,
|
|
details
|
|
);
|
|
return;
|
|
}
|
|
|
|
if (action == "go_button") {
|
|
// Fall back since the conventional telemetry dones't support "go_button" action.
|
|
action = "click";
|
|
}
|
|
|
|
let endTime = (event && event.timeStamp) || Cu.now();
|
|
let startTime = startEventInfo.timeStamp || endTime;
|
|
// Synthesized events in tests may have a bogus timeStamp, causing a
|
|
// subtraction between monotonic and non-monotonic timestamps; that's why
|
|
// abs is necessary here. It should only happen in tests, anyway.
|
|
let elapsed = Math.abs(Math.round(endTime - startTime));
|
|
|
|
// Rather than listening to the pref, just update status when we record an
|
|
// event, if the pref changed from the last time.
|
|
let recordingEnabled = lazy.UrlbarPrefs.get("eventTelemetry.enabled");
|
|
if (this._eventRecordingEnabled != recordingEnabled) {
|
|
this._eventRecordingEnabled = recordingEnabled;
|
|
Services.telemetry.setEventRecordingEnabled("urlbar", recordingEnabled);
|
|
}
|
|
|
|
let extra = {
|
|
elapsed: elapsed.toString(),
|
|
numChars,
|
|
numWords,
|
|
};
|
|
|
|
if (method == "engagement") {
|
|
extra.selIndex = details.selIndex.toString();
|
|
extra.selType = details.selType;
|
|
extra.provider = details.provider || "";
|
|
}
|
|
|
|
// We invoke recordEvent regardless, if recording is disabled this won't
|
|
// report the events remotely, but will count it in the event_counts scalar.
|
|
Services.telemetry.recordEvent(
|
|
this._category,
|
|
method,
|
|
action,
|
|
startEventInfo.interactionType,
|
|
extra
|
|
);
|
|
|
|
Services.telemetry.scalarAdd(
|
|
method == "engagement"
|
|
? TELEMETRY_SCALAR_ENGAGEMENT
|
|
: TELEMETRY_SCALAR_ABANDONMENT,
|
|
1
|
|
);
|
|
|
|
if (
|
|
method === "engagement" &&
|
|
queryContext?.view?.visibleResults?.[0]?.autofill
|
|
) {
|
|
// Record autofill impressions upon engagement.
|
|
const type = lazy.UrlbarUtils.telemetryTypeFromResult(
|
|
queryContext.view.visibleResults[0]
|
|
);
|
|
Services.telemetry.scalarAdd(`urlbar.impression.${type}`, 1);
|
|
}
|
|
|
|
this._controller.manager.notifyEngagementChange(
|
|
this._isPrivate,
|
|
method,
|
|
queryContext,
|
|
details
|
|
);
|
|
}
|
|
|
|
_recordSearchEngagementTelemetry(
|
|
queryContext,
|
|
method,
|
|
startEventInfo,
|
|
{
|
|
action,
|
|
numWords,
|
|
numChars,
|
|
provider,
|
|
reason,
|
|
searchWords,
|
|
searchSource,
|
|
searchMode,
|
|
selectedElement,
|
|
selIndex,
|
|
selType,
|
|
}
|
|
) {
|
|
const browserWindow = this._controller.browserWindow;
|
|
let sap = "urlbar";
|
|
if (searchSource === "urlbar-handoff") {
|
|
sap = "handoff";
|
|
} else if (
|
|
browserWindow.isBlankPageURL(browserWindow.gBrowser.currentURI.spec)
|
|
) {
|
|
sap = "urlbar_newtab";
|
|
} else if (browserWindow.gBrowser.currentURI.schemeIs("moz-extension")) {
|
|
sap = "urlbar_addonpage";
|
|
}
|
|
|
|
searchMode = searchMode ?? this._controller.input.searchMode;
|
|
|
|
// Distinguish user typed search strings from persisted search terms.
|
|
const interaction = this.#getInteractionType(
|
|
method,
|
|
startEventInfo,
|
|
searchSource,
|
|
searchWords,
|
|
searchMode
|
|
);
|
|
const search_mode = this.#getSearchMode(searchMode);
|
|
const currentResults = queryContext?.view?.visibleResults ?? [];
|
|
let numResults = currentResults.length;
|
|
let groups = currentResults
|
|
.map(r => lazy.UrlbarUtils.searchEngagementTelemetryGroup(r))
|
|
.join(",");
|
|
let results = currentResults
|
|
.map(r => lazy.UrlbarUtils.searchEngagementTelemetryType(r))
|
|
.join(",");
|
|
|
|
let eventInfo;
|
|
if (method === "engagement") {
|
|
const selected_result = lazy.UrlbarUtils.searchEngagementTelemetryType(
|
|
currentResults[selIndex],
|
|
selType
|
|
);
|
|
const selected_result_subtype = lazy.UrlbarUtils.searchEngagementTelemetrySubtype(
|
|
currentResults[selIndex],
|
|
selectedElement
|
|
);
|
|
|
|
if (selected_result === "input_field" && !queryContext?.view?.isOpen) {
|
|
numResults = 0;
|
|
groups = "";
|
|
results = "";
|
|
}
|
|
|
|
eventInfo = {
|
|
sap,
|
|
interaction,
|
|
search_mode,
|
|
n_chars: numChars,
|
|
n_words: numWords,
|
|
n_results: numResults,
|
|
selected_result,
|
|
selected_result_subtype,
|
|
provider,
|
|
engagement_type:
|
|
selType === "help" || selType === "dismiss" ? selType : action,
|
|
groups,
|
|
results,
|
|
};
|
|
} else if (method === "abandonment") {
|
|
eventInfo = {
|
|
sap,
|
|
interaction,
|
|
search_mode,
|
|
n_chars: numChars,
|
|
n_words: numWords,
|
|
n_results: numResults,
|
|
groups,
|
|
results,
|
|
};
|
|
} else if (method === "impression") {
|
|
eventInfo = {
|
|
reason,
|
|
sap,
|
|
interaction,
|
|
search_mode,
|
|
n_chars: numChars,
|
|
n_words: numWords,
|
|
n_results: numResults,
|
|
groups,
|
|
results,
|
|
};
|
|
} else {
|
|
console.error(`Unknown telemetry event method: ${method}`);
|
|
return;
|
|
}
|
|
|
|
this._controller.logger.info(
|
|
`${method} event: ${JSON.stringify(eventInfo)}`
|
|
);
|
|
|
|
Glean.urlbar[method].record(eventInfo);
|
|
}
|
|
|
|
#getInteractionType(
|
|
method,
|
|
startEventInfo,
|
|
searchSource,
|
|
searchWords,
|
|
searchMode
|
|
) {
|
|
if (searchMode?.entry === "topsites_newtab") {
|
|
return "topsite_search";
|
|
}
|
|
|
|
let interaction = startEventInfo.interactionType;
|
|
if (
|
|
(interaction === "returned" || interaction === "restarted") &&
|
|
this._isRefined(new Set(searchWords), this.#previousSearchWordsSet)
|
|
) {
|
|
interaction = "refined";
|
|
}
|
|
|
|
if (searchSource === "urlbar-persisted") {
|
|
switch (interaction) {
|
|
case "returned": {
|
|
interaction = "persisted_search_terms";
|
|
break;
|
|
}
|
|
case "restarted":
|
|
case "refined": {
|
|
interaction = `persisted_search_terms_${interaction}`;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (
|
|
(method === "engagement" &&
|
|
lazy.UrlbarPrefs.isPersistedSearchTermsEnabled()) ||
|
|
method === "abandonment"
|
|
) {
|
|
this.#previousSearchWordsSet = new Set(searchWords);
|
|
} else if (method === "engagement") {
|
|
this.#previousSearchWordsSet = null;
|
|
}
|
|
|
|
return interaction;
|
|
}
|
|
|
|
#getSearchMode(searchMode) {
|
|
if (!searchMode) {
|
|
return "";
|
|
}
|
|
|
|
if (searchMode.engineName) {
|
|
return "search_engine";
|
|
}
|
|
|
|
const source = lazy.UrlbarUtils.LOCAL_SEARCH_MODES.find(
|
|
m => m.source == searchMode.source
|
|
)?.telemetryLabel;
|
|
return source ?? "unknown";
|
|
}
|
|
|
|
_parseSearchString(searchString) {
|
|
let numChars = searchString.length.toString();
|
|
let searchWords = searchString
|
|
.substring(0, lazy.UrlbarUtils.MAX_TEXT_LENGTH)
|
|
.trim()
|
|
.split(lazy.UrlbarTokenizer.REGEXP_SPACES)
|
|
.filter(t => t);
|
|
let numWords = searchWords.length.toString();
|
|
|
|
return {
|
|
numChars,
|
|
numWords,
|
|
searchWords,
|
|
};
|
|
}
|
|
|
|
/**
|
|
* Checks whether re-searched by modifying some of the keywords from the
|
|
* previous search. Concretely, returns true if there is intersects between
|
|
* both keywords, otherwise returns false. Also, returns false even if both
|
|
* are the same.
|
|
*
|
|
* @param {Set} currentSet The current keywords.
|
|
* @param {Set} [previousSet] The previous keywords.
|
|
* @returns {boolean} true if current searching are refined.
|
|
*/
|
|
_isRefined(currentSet, previousSet = null) {
|
|
if (!previousSet) {
|
|
return false;
|
|
}
|
|
|
|
const intersect = (setA, setB) => {
|
|
let count = 0;
|
|
for (const word of setA.values()) {
|
|
if (setB.has(word)) {
|
|
count += 1;
|
|
}
|
|
}
|
|
return count > 0 && count != setA.size;
|
|
};
|
|
|
|
return (
|
|
intersect(currentSet, previousSet) || intersect(previousSet, currentSet)
|
|
);
|
|
}
|
|
|
|
_getStartInteractionType(event, searchString) {
|
|
if (event.interactionType) {
|
|
return event.interactionType;
|
|
} else if (event.type == "input") {
|
|
return lazy.UrlbarUtils.isPasteEvent(event) ? "pasted" : "typed";
|
|
} else if (event.type == "drop") {
|
|
return "dropped";
|
|
} else if (searchString) {
|
|
return "typed";
|
|
}
|
|
return "topsites";
|
|
}
|
|
|
|
/**
|
|
* Resets the currently tracked user-generated event that was registered via
|
|
* start(), so it won't be recorded. If there's no tracked event, this is a
|
|
* no-op.
|
|
*/
|
|
discard() {
|
|
this.clearPauseImpressionTimer();
|
|
if (this._startEventInfo) {
|
|
this._startEventInfo = null;
|
|
this._discarded = true;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Extracts a telemetry type from a result and the element being interacted
|
|
* with for event telemetry.
|
|
*
|
|
* @param {object} result The element to analyze.
|
|
* @param {Element} element The element to analyze.
|
|
* @returns {string} a string type for the telemetry event.
|
|
*/
|
|
typeFromElement(result, element) {
|
|
if (!element) {
|
|
return "none";
|
|
}
|
|
if (
|
|
element.classList.contains("urlbarView-button-help") ||
|
|
element.dataset.command == "help"
|
|
) {
|
|
return result?.type == lazy.UrlbarUtils.RESULT_TYPE.TIP
|
|
? "tiphelp"
|
|
: "help";
|
|
}
|
|
if (
|
|
element.classList.contains("urlbarView-button-block") ||
|
|
element.dataset.command == "dismiss"
|
|
) {
|
|
return "block";
|
|
}
|
|
// Now handle the result.
|
|
return lazy.UrlbarUtils.telemetryTypeFromResult(result);
|
|
}
|
|
|
|
/**
|
|
* Reset the internal state. This function is used for only when testing.
|
|
*/
|
|
reset() {
|
|
this.#previousSearchWordsSet = null;
|
|
}
|
|
|
|
#PING_PREFS = {
|
|
maxRichResults: Glean.urlbar.prefMaxResults,
|
|
"suggest.topsites": Glean.urlbar.prefSuggestTopsites,
|
|
};
|
|
|
|
#beginObservingPingPrefs() {
|
|
for (const p of Object.keys(this.#PING_PREFS)) {
|
|
this.onPrefChanged(p);
|
|
}
|
|
lazy.UrlbarPrefs.addObserver(this);
|
|
}
|
|
|
|
onPrefChanged(pref) {
|
|
const metric = this.#PING_PREFS[pref];
|
|
if (metric) {
|
|
metric.set(lazy.UrlbarPrefs.get(pref));
|
|
}
|
|
}
|
|
|
|
#previousSearchWordsSet = null;
|
|
}
|