browser/actors/AboutPrivateBrowsingChild.sys.mjs

   1 /* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 import { RemotePageChild } from "resource://gre/actors/RemotePageChild.sys.mjs";
   7
   8 const lazy = {};
   9
  10 ChromeUtils.defineESModuleGetters(lazy, {
  11   NimbusFeatures: "resource://nimbus/ExperimentAPI.sys.mjs",
  12   ExperimentAPI: "resource://nimbus/ExperimentAPI.sys.mjs",
  13 });
  14
  15 export class AboutPrivateBrowsingChild extends RemotePageChild {
  16   actorCreated() {
  17     super.actorCreated();
  18     let window = this.contentWindow;
  19
  20     Cu.exportFunction(this.PrivateBrowsingRecordClick.bind(this), window, {
  21       defineAs: "PrivateBrowsingRecordClick",
  22     });
  23     Cu.exportFunction(
  24       this.PrivateBrowsingShouldHideDefault.bind(this),
  25       window,
  26       {
  27         defineAs: "PrivateBrowsingShouldHideDefault",
  28       }
  29     );
  30     Cu.exportFunction(
  31       this.PrivateBrowsingPromoExposureTelemetry.bind(this),
  32       window,
  33       { defineAs: "PrivateBrowsingPromoExposureTelemetry" }
  34     );
  35     Cu.exportFunction(this.FeltPrivacyExposureTelemetry.bind(this), window, {
  36       defineAs: "FeltPrivacyExposureTelemetry",
  37     });
  38   }
  39
  40   PrivateBrowsingRecordClick(source) {
  41     const experiment = lazy.ExperimentAPI.getExperimentMetaData({
  42       featureId: "pbNewtab",
  43     });
  44     if (experiment) {
  45       Services.telemetry.recordEvent("aboutprivatebrowsing", "click", source);
  46     }
  47     return experiment;
  48   }
  49
  50   PrivateBrowsingShouldHideDefault() {
  51     const config = lazy.NimbusFeatures.pbNewtab.getAllVariables() || {};
  52     return config?.content?.hideDefault;
  53   }
  54
  55   PrivateBrowsingPromoExposureTelemetry() {
  56     lazy.NimbusFeatures.pbNewtab.recordExposureEvent({ once: false });
  57   }
  58
  59   FeltPrivacyExposureTelemetry() {
  60     lazy.NimbusFeatures.feltPrivacy.recordExposureEvent({ once: true });
  61   }
  62 }