File: browser-data-submission-info-bar.js

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# 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/.

/**
 * Represents an info bar that shows a data submission notification.
 */
let gDataNotificationInfoBar = {
  _OBSERVERS: [
    "datareporting:notify-data-policy:request",
    "datareporting:notify-data-policy:close",
  ],

  _DATA_REPORTING_NOTIFICATION: "data-reporting",

  get _notificationBox() {
    delete this._notificationBox;
    return this._notificationBox = document.getElementById("global-notificationbox");
  },

  get _log() {
    let Log = Cu.import("resource://gre/modules/Log.jsm", {}).Log;
    delete this._log;
    return this._log = Log.repository.getLogger("Services.DataReporting.InfoBar");
  },

  init: function() {
    window.addEventListener("unload", function onUnload() {
      window.removeEventListener("unload", onUnload, false);

      for (let o of this._OBSERVERS) {
        Services.obs.removeObserver(this, o);
      }
    }.bind(this), false);

    for (let o of this._OBSERVERS) {
      Services.obs.addObserver(this, o, true);
    }
  },

  _getDataReportingNotification: function (name=this._DATA_REPORTING_NOTIFICATION) {
    return this._notificationBox.getNotificationWithValue(name);
  },

  _displayDataPolicyInfoBar: function (request) {
    if (this._getDataReportingNotification()) {
      return;
    }

    let brandBundle = document.getElementById("bundle_brand");
    let appName = brandBundle.getString("brandShortName");
    let vendorName = brandBundle.getString("vendorShortName");

    let message = gNavigatorBundle.getFormattedString(
      "dataReportingNotification.message",
      [appName, vendorName]);

    this._actionTaken = false;

    let buttons = [{
      label: gNavigatorBundle.getString("dataReportingNotification.button.label"),
      accessKey: gNavigatorBundle.getString("dataReportingNotification.button.accessKey"),
      popup: null,
      callback: function () {
        // Clicking the button to go to the preferences tab constitutes
        // acceptance of the data upload policy for Firefox Health Report.
        // This will ensure the checkbox is checked. The user has the option of
        // unchecking it.
        request.onUserAccept("info-bar-button-pressed");
        this._actionTaken = true;
        window.openAdvancedPreferences("dataChoicesTab");
      }.bind(this),
    }];

    this._log.info("Creating data reporting policy notification.");
    let notification = this._notificationBox.appendNotification(
      message,
      this._DATA_REPORTING_NOTIFICATION,
      null,
      this._notificationBox.PRIORITY_INFO_HIGH,
      buttons,
      function onEvent(event) {
        if (event == "removed") {
          if (!this._actionTaken) {
            request.onUserAccept("info-bar-dismissed");
          }

          Services.obs.notifyObservers(null, "datareporting:notify-data-policy:close", null);
        }
      }.bind(this)
    );

    // Tell the notification request we have displayed the notification.
    request.onUserNotifyComplete();
  },

  _clearPolicyNotification: function () {
    let notification = this._getDataReportingNotification();
    if (notification) {
      this._log.debug("Closing notification.");
      notification.close();
    }
  },

  onNotifyDataPolicy: function (request) {
    try {
      this._displayDataPolicyInfoBar(request);
    } catch (ex) {
      request.onUserNotifyFailed(ex);
    }
  },

  observe: function(subject, topic, data) {
    switch (topic) {
      case "datareporting:notify-data-policy:request":
        this.onNotifyDataPolicy(subject.wrappedJSObject.object);
        break;

      case "datareporting:notify-data-policy:close":
        // If this observer fires, it means something else took care of
        // responding. Therefore, we don't need to do anything. So, we
        // act like we took action and clear state.
        this._actionTaken = true;
        this._clearPolicyNotification();
        break;

      default:
    }
  },

  QueryInterface: XPCOMUtils.generateQI([
    Ci.nsIObserver,
    Ci.nsISupportsWeakReference,
  ]),
};