зеркало из https://github.com/mozilla/gecko-dev.git
161 строка
5.8 KiB
JavaScript
161 строка
5.8 KiB
JavaScript
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Add-on Update Service.
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*
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* The Initial Developer of the Original Code is Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2009
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Mark Finkle <mfinkle@mozilla.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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const Cc = Components.classes;
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const Ci = Components.interfaces;
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Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
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XPCOMUtils.defineLazyServiceGetter(this, "gObs",
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"@mozilla.org/observer-service;1",
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"nsIObserverService");
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XPCOMUtils.defineLazyServiceGetter(this, "gExtMgr",
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"@mozilla.org/extensions/manager;1",
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"nsIExtensionManager");
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XPCOMUtils.defineLazyServiceGetter(this, "gIO",
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"@mozilla.org/network/io-service;1",
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"nsIIOService");
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XPCOMUtils.defineLazyServiceGetter(this, "gPref",
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"@mozilla.org/preferences-service;1",
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"nsIPrefBranch2");
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function getPref(func, preference, defaultValue) {
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try {
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return gPref[func](preference);
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}
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catch (e) {}
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return defaultValue;
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}
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// -----------------------------------------------------------------------
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// Add-on auto-update management service
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// -----------------------------------------------------------------------
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const PREF_ADDON_UPDATE_ENABLED = "extensions.autoupdate.enabled";
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const PREF_ADDON_UPDATE_INTERVAL = "extensions.autoupdate.interval";
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var gNeedsRestart = false;
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function AddonUpdateService() {}
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AddonUpdateService.prototype = {
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classDescription: "Add-on auto-update management",
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contractID: "@mozilla.org/browser/addon-update-service;1",
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classID: Components.ID("{93c8824c-9b87-45ae-bc90-5b82a1e4d877}"),
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QueryInterface: XPCOMUtils.generateQI([Ci.nsITimerCallback]),
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_xpcom_categories: [{ category: "update-timer",
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value: "@mozilla.org/browser/addon-update-service;1," +
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"getService,auto-addon-background-update-timer," +
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PREF_ADDON_UPDATE_INTERVAL + ",86400" }],
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notify: function aus_notify(aTimer) {
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if (aTimer && !getPref("getBoolPref", PREF_ADDON_UPDATE_ENABLED, true))
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return;
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// If we already auto-upgraded and installed new versions, ignore this check
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if (gNeedsRestart)
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return;
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gIO.offline = false;
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// Extension Manager will check for empty list and auto-check all add-ons
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let items = [];
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let listener = new UpdateCheckListener();
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gExtMgr.update(items, items.length, Ci.nsIExtensionManager.UPDATE_CHECK_NEWVERSION, listener);
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}
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};
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// -----------------------------------------------------------------------
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// Add-on update listener. Starts a download for any add-on with a viable
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// update waiting
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// -----------------------------------------------------------------------
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function UpdateCheckListener() {
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this._addons = [];
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}
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UpdateCheckListener.prototype = {
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/////////////////////////////////////////////////////////////////////////////
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// nsIAddonUpdateCheckListener
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onUpdateStarted: function ucl_onUpdateStarted() {
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},
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onUpdateEnded: function ucl_onUpdateEnded() {
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if (!this._addons.length)
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return;
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// If we have some updateable add-ons, let's download them
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let items = [];
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for (let i = 0; i < this._addons.length; i++)
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items.push(gExtMgr.getItemForID(this._addons[i]));
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// Start the actual downloads
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gExtMgr.addDownloads(items, items.length, null);
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// Remember that we downloaded new updates so we don't check again
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gNeedsRestart = true;
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},
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onAddonUpdateStarted: function ucl_onAddonUpdateStarted(aAddon) {
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gObs.notifyObservers(aAddon, "addon-update-started", null);
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},
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onAddonUpdateEnded: function ucl_onAddonUpdateEnded(aAddon, aStatus) {
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gObs.notifyObservers(aAddon, "addon-update-ended", aStatus);
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// Save the add-on id if we can download an update
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if (aStatus == Ci.nsIAddonUpdateCheckListener.STATUS_UPDATE)
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this._addons.push(aAddon.id);
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},
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QueryInterface: function ucl_QueryInterface(aIID) {
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if (!aIID.equals(Ci.nsIAddonUpdateCheckListener) &&
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!aIID.equals(Ci.nsISupports))
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throw Components.results.NS_ERROR_NO_INTERFACE;
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return this;
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}
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};
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function NSGetModule(aCompMgr, aFileSpec) {
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return XPCOMUtils.generateModule([AddonUpdateService]);
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}
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