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4a06c925ac
# ignore-this-changeset Differential Revision: https://phabricator.services.mozilla.com/D36052 --HG-- extra : source : b5be5b4f4b47c256e28a29f665dc754f6407ee7f
68 lines
2.2 KiB
JavaScript
68 lines
2.2 KiB
JavaScript
/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*-
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* vim: sw=2 ts=2 sts=2 expandtab
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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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// Fired by TelemetryController when async telemetry data should be collected.
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const TOPIC_GATHER_TELEMETRY = "gather-telemetry";
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// Seconds between maintenance runs.
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const MAINTENANCE_INTERVAL_SECONDS = 7 * 86400;
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const { Services } = ChromeUtils.import("resource://gre/modules/Services.jsm");
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ChromeUtils.defineModuleGetter(
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this,
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"PlacesUtils",
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"resource://gre/modules/PlacesUtils.jsm"
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);
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ChromeUtils.defineModuleGetter(
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this,
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"PlacesDBUtils",
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"resource://gre/modules/PlacesDBUtils.jsm"
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);
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/**
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* This component can be used as a starter for modules that have to run when
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* certain categories are invoked.
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*/
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function PlacesCategoriesStarter() {
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Services.obs.addObserver(this, TOPIC_GATHER_TELEMETRY);
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Services.obs.addObserver(this, PlacesUtils.TOPIC_SHUTDOWN);
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}
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PlacesCategoriesStarter.prototype = {
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observe: function PCS_observe(aSubject, aTopic, aData) {
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switch (aTopic) {
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case PlacesUtils.TOPIC_SHUTDOWN:
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Services.obs.removeObserver(this, PlacesUtils.TOPIC_SHUTDOWN);
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Services.obs.removeObserver(this, TOPIC_GATHER_TELEMETRY);
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if (Cu.isModuleLoaded("resource://gre/modules/PlacesDBUtils.jsm")) {
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PlacesDBUtils.shutdown();
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}
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break;
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case TOPIC_GATHER_TELEMETRY:
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PlacesDBUtils.telemetry();
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break;
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case "idle-daily":
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// Once a week run places.sqlite maintenance tasks.
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let lastMaintenance = Services.prefs.getIntPref(
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"places.database.lastMaintenance",
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0
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);
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let nowSeconds = parseInt(Date.now() / 1000);
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if (lastMaintenance < nowSeconds - MAINTENANCE_INTERVAL_SECONDS) {
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PlacesDBUtils.maintenanceOnIdle();
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}
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break;
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default:
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throw new Error("Trying to handle an unknown category.");
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}
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},
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classID: Components.ID("803938d5-e26d-4453-bf46-ad4b26e41114"),
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QueryInterface: ChromeUtils.generateQI([Ci.nsIObserver]),
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};
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var EXPORTED_SYMBOLS = ["PlacesCategoriesStarter"];
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