зеркало из https://github.com/mozilla/gecko-dev.git
98 строки
3.5 KiB
JavaScript
98 строки
3.5 KiB
JavaScript
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/*
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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 the Update Service Stub.
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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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# Robert Strong <robert.bugzilla@gmail.com> (Original Author)
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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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*/
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Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
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Components.utils.import("resource://gre/modules/FileUtils.jsm");
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const Ci = Components.interfaces;
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const DIR_UPDATES = "updates";
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const FILE_UPDATE_STATUS = "update.status";
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const KEY_APPDIR = "XCurProcD";
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#ifdef XP_WIN
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#ifndef WINCE
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#define USE_UPDROOT
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#endif
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#elifdef ANDROID
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#define USE_UPDROOT
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#endif
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#ifdef USE_UPDROOT
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const KEY_UPDROOT = "UpdRootD";
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#endif
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/**
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# Gets the specified directory at the specified hierarchy under the update root
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# directory without creating it if it doesn't exist.
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# @param pathArray
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# An array of path components to locate beneath the directory
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# specified by |key|
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# @return nsIFile object for the location specified.
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*/
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function getUpdateDirNoCreate(pathArray) {
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#ifdef USE_UPDROOT
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try {
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let dir = FileUtils.getDir(KEY_UPDROOT, pathArray, false);
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return dir;
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} catch (e) {
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}
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#endif
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return FileUtils.getDir(KEY_APPDIR, pathArray, false);
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}
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function UpdateServiceStub() {
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let statusFile = getUpdateDirNoCreate([DIR_UPDATES, "0"]);
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statusFile.append(FILE_UPDATE_STATUS);
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// If the update.status file exists then initiate post update processing.
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if (statusFile.exists()) {
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let aus = Components.classes["@mozilla.org/updates/update-service;1"].
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getService(Ci.nsIApplicationUpdateService).
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QueryInterface(Ci.nsIObserver);
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aus.observe(null, "post-update-processing", "");
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}
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}
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UpdateServiceStub.prototype = {
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observe: function(){},
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classID: Components.ID("{e43b0010-04ba-4da6-b523-1f92580bc150}"),
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QueryInterface: XPCOMUtils.generateQI([Ci.nsIObserver])
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};
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var NSGetFactory = XPCOMUtils.generateNSGetFactory([UpdateServiceStub]);
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