gecko/mobile/components/AddonUpdateService.js

159 lines
5.6 KiB
JavaScript

/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Add-on Update Service.
*
* The Initial Developer of the Original Code is Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2009
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Mark Finkle <mfinkle@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
const Cc = Components.classes;
const Ci = Components.interfaces;
Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
XPCOMUtils.defineLazyServiceGetter(this, "gObs",
"@mozilla.org/observer-service;1",
"nsIObserverService");
XPCOMUtils.defineLazyGetter(this, "AddonManager", function() {
Components.utils.import("resource://gre/modules/AddonManager.jsm");
return AddonManager;
});
XPCOMUtils.defineLazyServiceGetter(this, "gIO",
"@mozilla.org/network/io-service;1",
"nsIIOService");
XPCOMUtils.defineLazyServiceGetter(this, "gPref",
"@mozilla.org/preferences-service;1",
"nsIPrefBranch2");
function getPref(func, preference, defaultValue) {
try {
return gPref[func](preference);
}
catch (e) {}
return defaultValue;
}
// -----------------------------------------------------------------------
// Add-on auto-update management service
// -----------------------------------------------------------------------
const PREF_ADDON_UPDATE_ENABLED = "extensions.autoupdate.enabled";
const PREF_ADDON_UPDATE_INTERVAL = "extensions.autoupdate.interval";
var gNeedsRestart = false;
function AddonUpdateService() {}
AddonUpdateService.prototype = {
classDescription: "Add-on auto-update management",
contractID: "@mozilla.org/browser/addon-update-service;1",
classID: Components.ID("{93c8824c-9b87-45ae-bc90-5b82a1e4d877}"),
QueryInterface: XPCOMUtils.generateQI([Ci.nsITimerCallback]),
_xpcom_categories: [{ category: "update-timer",
value: "@mozilla.org/browser/addon-update-service;1," +
"getService,auto-addon-background-update-timer," +
PREF_ADDON_UPDATE_INTERVAL + ",86400" }],
notify: function aus_notify(aTimer) {
if (aTimer && !getPref("getBoolPref", PREF_ADDON_UPDATE_ENABLED, true))
return;
// If we already auto-upgraded and installed new versions, ignore this check
if (gNeedsRestart)
return;
gIO.offline = false;
AddonManager.getAddonsByTypes(null, function(aAddonList) {
aAddonList.forEach(function(aAddon) {
if (aAddon.permissions & AddonManager.PERM_CAN_UPGRADE) {
let data = Cc["@mozilla.org/supports-string;1"].createInstance(Ci.nsISupportsString);
data.data = JSON.stringify({ id: aAddon.id, name: aAddon.name });
gObs.notifyObservers(data, "addon-update-started", null);
let listener = new UpdateCheckListener();
aAddon.findUpdates(listener, AddonManager.UPDATE_WHEN_USER_REQUESTED);
}
});
});
}
};
// -----------------------------------------------------------------------
// Add-on update listener. Starts a download for any add-on with a viable
// update waiting
// -----------------------------------------------------------------------
function UpdateCheckListener() {
this._status = null;
this._version = null;
}
UpdateCheckListener.prototype = {
onCompatibilityUpdateAvailable: function(aAddon) {
this._status = "compatibility";
},
onUpdateAvailable: function(aAddon, aInstall) {
this._status = "update";
this._version = aInstall.version;
aInstall.install();
},
onNoUpdateAvailable: function(aAddon) {
if (!this._status)
this._status = "no-update";
},
onUpdateFinished: function(aAddon, aError) {
let data = Cc["@mozilla.org/supports-string;1"].createInstance(Ci.nsISupportsString);
if (this._version)
data.data = JSON.stringify({ id: aAddon.id, name: aAddon.name, version: this._version });
else
data.data = JSON.stringify({ id: aAddon.id, name: aAddon.name });
if (aError)
this._status = "error";
gObs.notifyObservers(data, "addon-update-ended", this._status);
}
};
function NSGetModule(aCompMgr, aFileSpec) {
return XPCOMUtils.generateModule([AddonUpdateService]);
}