forked from mirrors/gecko-dev
73 lines
2.3 KiB
JavaScript
73 lines
2.3 KiB
JavaScript
/* -*- mode: js; indent-tabs-mode: nil; js-indent-level: 2 -*- */
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/* 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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export var BrowserTelemetryUtils = {
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recordSiteOriginTelemetry(aWindows, aIsGeckoView) {
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Services.tm.idleDispatchToMainThread(() => {
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this._recordSiteOriginTelemetry(aWindows, aIsGeckoView);
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});
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},
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computeSiteOriginCount(aWindows, aIsGeckoView) {
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// Geckoview and Desktop work differently. On desktop, aBrowser objects
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// holds an array of tabs which we can use to get the <browser> objects.
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// In Geckoview, it is apps' responsibility to keep track of the tabs, so
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// there isn't an easy way for us to get the tabs.
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let tabs = [];
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if (aIsGeckoView) {
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// To get all active windows; Each tab has its own window
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tabs = aWindows;
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} else {
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for (const win of aWindows) {
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tabs = tabs.concat(win.gBrowser.tabs);
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}
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}
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let topLevelBCs = [];
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for (const tab of tabs) {
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let browser;
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if (aIsGeckoView) {
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browser = tab.browser;
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} else {
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browser = tab.linkedBrowser;
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}
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if (browser.browsingContext) {
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// This is the top level browsingContext
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topLevelBCs.push(browser.browsingContext);
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}
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}
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return CanonicalBrowsingContext.countSiteOrigins(topLevelBCs);
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},
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_recordSiteOriginTelemetry(aWindows, aIsGeckoView) {
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let currentTime = Date.now();
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// default is 5 minutes
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if (!this.min_interval) {
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this.min_interval = Services.prefs.getIntPref(
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"telemetry.number_of_site_origin.min_interval",
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300000
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);
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}
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let originCount = this.computeSiteOriginCount(aWindows, aIsGeckoView);
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let histogram = Services.telemetry.getHistogramById(
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"FX_NUMBER_OF_UNIQUE_SITE_ORIGINS_ALL_TABS"
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);
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// Discard the first load because most of the time the first load only has 1
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// tab and 1 window open, so it is useless to report it.
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if (!this._lastRecordSiteOrigin) {
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this._lastRecordSiteOrigin = currentTime;
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} else if (currentTime >= this._lastRecordSiteOrigin + this.min_interval) {
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this._lastRecordSiteOrigin = currentTime;
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histogram.add(originCount);
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}
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},
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};
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