mirror of
https://github.com/mozilla/gecko-dev.git
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3193 lines
106 KiB
JavaScript
3193 lines
106 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.
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#
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# The Initial Developer of the Original Code is Ben Goodger.
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# Portions created by the Initial Developer are Copyright (C) 2004
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# the Initial Developer. All Rights Reserved.
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#
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# Contributor(s):
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# Ben Goodger <ben@mozilla.org> (Original Author)
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# Darin Fisher <darin@meer.net>
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# Ben Turner <bent.mozilla@gmail.com>
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# Jeff Walden <jwalden+code@mit.edu>
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# Alexander J. Vincent <ajvincent@gmail.com>
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# Dão Gottwald <dao@mozilla.com>
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# Robert Strong <robert.bugzilla@gmail.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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*/
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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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Components.utils.import("resource://gre/modules/AddonManager.jsm");
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Components.utils.import("resource://gre/modules/Services.jsm");
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const Cc = Components.classes;
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const Ci = Components.interfaces;
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const Cr = Components.results;
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const PREF_APP_UPDATE_ALTWINDOWTYPE = "app.update.altwindowtype";
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const PREF_APP_UPDATE_AUTO = "app.update.auto";
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const PREF_APP_UPDATE_BACKGROUND_INTERVAL = "app.update.download.backgroundInterval";
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const PREF_APP_UPDATE_BACKGROUNDERRORS = "app.update.backgroundErrors";
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const PREF_APP_UPDATE_BACKGROUNDMAXERRORS = "app.update.backgroundMaxErrors";
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const PREF_APP_UPDATE_CERTS_BRANCH = "app.update.certs.";
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const PREF_APP_UPDATE_CERT_CHECKATTRS = "app.update.cert.checkAttributes";
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const PREF_APP_UPDATE_CERT_ERRORS = "app.update.cert.errors";
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const PREF_APP_UPDATE_CERT_MAXERRORS = "app.update.cert.maxErrors";
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const PREF_APP_UPDATE_CERT_REQUIREBUILTIN = "app.update.cert.requireBuiltIn";
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const PREF_APP_UPDATE_CHANNEL = "app.update.channel";
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const PREF_APP_UPDATE_ENABLED = "app.update.enabled";
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const PREF_APP_UPDATE_IDLETIME = "app.update.idletime";
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const PREF_APP_UPDATE_INCOMPATIBLE_MODE = "app.update.incompatible.mode";
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const PREF_APP_UPDATE_INTERVAL = "app.update.interval";
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const PREF_APP_UPDATE_LOG = "app.update.log";
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const PREF_APP_UPDATE_MODE = "app.update.mode";
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const PREF_APP_UPDATE_NEVER_BRANCH = "app.update.never.";
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const PREF_APP_UPDATE_POSTUPDATE = "app.update.postupdate";
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const PREF_APP_UPDATE_PROMPTWAITTIME = "app.update.promptWaitTime";
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const PREF_APP_UPDATE_SHOW_INSTALLED_UI = "app.update.showInstalledUI";
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const PREF_APP_UPDATE_SILENT = "app.update.silent";
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const PREF_APP_UPDATE_URL = "app.update.url";
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const PREF_APP_UPDATE_URL_DETAILS = "app.update.url.details";
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const PREF_APP_UPDATE_URL_OVERRIDE = "app.update.url.override";
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const PREF_PARTNER_BRANCH = "app.partner.";
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const PREF_APP_DISTRIBUTION = "distribution.id";
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const PREF_APP_DISTRIBUTION_VERSION = "distribution.version";
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const URI_UPDATE_PROMPT_DIALOG = "chrome://mozapps/content/update/updates.xul";
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const URI_UPDATE_HISTORY_DIALOG = "chrome://mozapps/content/update/history.xul";
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const URI_BRAND_PROPERTIES = "chrome://branding/locale/brand.properties";
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const URI_UPDATES_PROPERTIES = "chrome://mozapps/locale/update/updates.properties";
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const URI_UPDATE_NS = "http://www.mozilla.org/2005/app-update";
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const CATEGORY_UPDATE_TIMER = "update-timer";
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const KEY_APPDIR = "XCurProcD";
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const KEY_GRED = "GreD";
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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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const DIR_UPDATES = "updates";
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const FILE_UPDATE_STATUS = "update.status";
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const FILE_UPDATE_VERSION = "update.version";
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#ifdef ANDROID
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const FILE_UPDATE_ARCHIVE = "update.apk";
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#else
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const FILE_UPDATE_ARCHIVE = "update.mar";
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#endif
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const FILE_UPDATE_LOG = "update.log"
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const FILE_UPDATES_DB = "updates.xml";
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const FILE_UPDATE_ACTIVE = "active-update.xml";
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const FILE_PERMS_TEST = "update.test";
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const FILE_LAST_LOG = "last-update.log";
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const FILE_BACKUP_LOG = "backup-update.log";
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const FILE_UPDATE_LOCALE = "update.locale";
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const STATE_NONE = "null";
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const STATE_DOWNLOADING = "downloading";
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const STATE_PENDING = "pending";
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const STATE_APPLYING = "applying";
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const STATE_SUCCEEDED = "succeeded";
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const STATE_DOWNLOAD_FAILED = "download-failed";
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const STATE_FAILED = "failed";
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// From updater/errors.h:
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const WRITE_ERROR = 7;
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const ELEVATION_CANCELED = 9;
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const CERT_ATTR_CHECK_FAILED_NO_UPDATE = 100;
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const CERT_ATTR_CHECK_FAILED_HAS_UPDATE = 101;
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const BACKGROUNDCHECK_MULTIPLE_FAILURES = 110;
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const DOWNLOAD_CHUNK_SIZE = 300000; // bytes
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const DOWNLOAD_BACKGROUND_INTERVAL = 600; // seconds
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const DOWNLOAD_FOREGROUND_INTERVAL = 0;
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const UPDATE_WINDOW_NAME = "Update:Wizard";
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var gLocale = null;
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XPCOMUtils.defineLazyGetter(this, "gLogEnabled", function aus_gLogEnabled() {
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return getPref("getBoolPref", PREF_APP_UPDATE_LOG, false);
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});
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XPCOMUtils.defineLazyGetter(this, "gUpdateBundle", function aus_gUpdateBundle() {
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return Services.strings.createBundle(URI_UPDATES_PROPERTIES);
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});
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// shared code for suppressing bad cert dialogs
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XPCOMUtils.defineLazyGetter(this, "gCertUtils", function aus_gCertUtils() {
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let temp = { };
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Components.utils.import("resource://gre/modules/CertUtils.jsm", temp);
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return temp;
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});
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XPCOMUtils.defineLazyGetter(this, "gABI", function aus_gABI() {
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let abi = null;
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try {
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abi = Services.appinfo.XPCOMABI;
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}
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catch (e) {
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LOG("gABI - XPCOM ABI unknown: updates are not possible.");
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}
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#ifdef XP_MACOSX
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// Mac universal build should report a different ABI than either macppc
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// or mactel.
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let macutils = Cc["@mozilla.org/xpcom/mac-utils;1"].
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getService(Ci.nsIMacUtils);
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if (macutils.isUniversalBinary)
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abi += "-u-" + macutils.architecturesInBinary;
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#endif
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return abi;
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});
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XPCOMUtils.defineLazyGetter(this, "gOSVersion", function aus_gOSVersion() {
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let osVersion;
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let sysInfo = Cc["@mozilla.org/system-info;1"].
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getService(Ci.nsIPropertyBag2);
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try {
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osVersion = sysInfo.getProperty("name") + " " + sysInfo.getProperty("version");
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}
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catch (e) {
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LOG("gOSVersion - OS Version unknown: updates are not possible.");
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}
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if (osVersion) {
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try {
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osVersion += " (" + sysInfo.getProperty("secondaryLibrary") + ")";
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}
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catch (e) {
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// Not all platforms have a secondary widget library, so an error is nothing to worry about.
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}
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osVersion = encodeURIComponent(osVersion);
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}
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return osVersion;
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});
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XPCOMUtils.defineLazyGetter(this, "gCanApplyUpdates", function aus_gCanApplyUpdates() {
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try {
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const NORMAL_FILE_TYPE = Ci.nsILocalFile.NORMAL_FILE_TYPE;
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var updateTestFile = getUpdateFile([FILE_PERMS_TEST]);
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LOG("gCanApplyUpdates - testing write access " + updateTestFile.path);
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if (updateTestFile.exists())
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updateTestFile.remove(false);
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updateTestFile.create(NORMAL_FILE_TYPE, FileUtils.PERMS_FILE);
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updateTestFile.remove(false);
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#ifdef XP_WIN
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#ifndef WINCE
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var sysInfo = Cc["@mozilla.org/system-info;1"].
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getService(Ci.nsIPropertyBag2);
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// Example windowsVersion: Windows XP == 5.1
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var windowsVersion = sysInfo.getProperty("version");
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LOG("gCanApplyUpdates - windowsVersion = " + windowsVersion);
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/**
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# For Vista, updates can be performed to a location requiring admin
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# privileges by requesting elevation via the UAC prompt when launching
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# updater.exe if the appDir is under the Program Files directory
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# (e.g. C:\Program Files\) and UAC is turned on and we can elevate
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# (e.g. user has a split token).
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#
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# Note: this does note attempt to handle the case where UAC is turned on
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# and the installation directory is in a restricted location that
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# requires admin privileges to update other than Program Files.
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*/
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var userCanElevate = false;
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if (parseFloat(windowsVersion) >= 6) {
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try {
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var fileLocator = Cc["@mozilla.org/file/directory_service;1"].
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getService(Ci.nsIProperties);
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// KEY_UPDROOT will fail and throw an exception if
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// appDir is not under the Program Files, so we rely on that
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var dir = fileLocator.get(KEY_UPDROOT, Ci.nsIFile);
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// appDir is under Program Files, so check if the user can elevate
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userCanElevate = Services.appinfo.QueryInterface(Ci.nsIWinAppHelper).
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userCanElevate;
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LOG("gCanApplyUpdates - on Vista, userCanElevate: " + userCanElevate);
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}
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catch (ex) {
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// When the installation directory is not under Program Files,
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// fall through to checking if write access to the
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// installation directory is available.
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LOG("gCanApplyUpdates - on Vista, appDir is not under Program Files");
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}
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}
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/**
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# On Windows, we no longer store the update under the app dir if the app
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# dir is under C:\Program Files.
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#
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# If we are on Windows (including Vista, if we can't elevate) we need to
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# to check that we can create and remove files from the actual app
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# directory (like C:\Program Files\Mozilla Firefox). If we can't
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# (because this user is not an adminstrator, for example) canUpdate()
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# should return false.
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#
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# For Vista, we perform this check to enable updating the application
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# when the user has write access to the installation directory under the
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# following scenarios:
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# 1) the installation directory is not under Program Files
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# (e.g. C:\Program Files)
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# 2) UAC is turned off
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# 3) UAC is turned on and the user is not an admin
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# (e.g. the user does not have a split token)
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# 4) UAC is turned on and the user is already elevated, so they can't be
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# elevated again
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*/
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if (!userCanElevate) {
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// if we're unable to create the test file this will throw an exception.
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var appDirTestFile = FileUtils.getFile(KEY_APPDIR, [FILE_PERMS_TEST]);
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LOG("gCanApplyUpdates - testing write access " + appDirTestFile.path);
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if (appDirTestFile.exists())
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appDirTestFile.remove(false)
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appDirTestFile.create(NORMAL_FILE_TYPE, FileUtils.PERMS_FILE);
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appDirTestFile.remove(false);
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}
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#endif //WINCE
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#endif //XP_WIN
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}
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catch (e) {
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LOG("gCanApplyUpdates - unable to apply updates. Exception: " + e);
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// No write privileges to install directory
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return false;
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}
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LOG("gCanApplyUpdates - able to apply updates");
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return true;
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});
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XPCOMUtils.defineLazyGetter(this, "gCanCheckForUpdates", function aus_gCanCheckForUpdates() {
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// If the administrator has locked the app update functionality
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// OFF - this is not just a user setting, so disable the manual
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// UI too.
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var enabled = getPref("getBoolPref", PREF_APP_UPDATE_ENABLED, true);
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if (!enabled && Services.prefs.prefIsLocked(PREF_APP_UPDATE_ENABLED)) {
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LOG("gCanCheckForUpdates - unable to automatically check for updates, " +
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"disabled by pref");
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return false;
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}
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// If we don't know the binary platform we're updating, we can't update.
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if (!gABI) {
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LOG("gCanCheckForUpdates - unable to check for updates, unknown ABI");
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return false;
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}
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// If we don't know the OS version we're updating, we can't update.
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if (!gOSVersion) {
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LOG("gCanCheckForUpdates - unable to check for updates, unknown OS " +
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"version");
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return false;
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}
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LOG("gCanCheckForUpdates - able to check for updates");
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return true;
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});
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/**
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* Logs a string to the error console.
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* @param string
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* The string to write to the error console.
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*/
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function LOG(string) {
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if (gLogEnabled) {
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dump("*** AUS:SVC " + string + "\n");
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Services.console.logStringMessage("AUS:SVC " + string);
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}
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}
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/**
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# Gets a preference value, handling the case where there is no default.
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# @param func
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# The name of the preference function to call, on nsIPrefBranch
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# @param preference
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# The name of the preference
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# @param defaultValue
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# The default value to return in the event the preference has
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# no setting
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# @returns The value of the preference, or undefined if there was no
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# user or default value.
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*/
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function getPref(func, preference, defaultValue) {
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try {
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return Services.prefs[func](preference);
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}
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catch (e) {
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}
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return defaultValue;
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}
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/**
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* Convert a string containing binary values to hex.
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*/
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function binaryToHex(input) {
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var result = "";
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for (var i = 0; i < input.length; ++i) {
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var hex = input.charCodeAt(i).toString(16);
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if (hex.length == 1)
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hex = "0" + hex;
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result += hex;
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}
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return result;
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}
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/**
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# Gets the specified directory at the specified hierarchy under the
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# update root directory and creates 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 getUpdateDirCreate(pathArray) {
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#ifdef USE_UPDROOT
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try {
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let dir = FileUtils.getDir(KEY_UPDROOT, pathArray, true);
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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, true);
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}
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/**
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* Gets the file at the specified hierarchy under the update root directory.
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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|. The last item in this array must be the
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* leaf name of a file.
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* @return nsIFile object for the file specified. The file is NOT created
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* if it does not exist, however all required directories along
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* the way are.
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*/
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function getUpdateFile(pathArray) {
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var file = getUpdateDirCreate(pathArray.slice(0, -1));
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file.append(pathArray[pathArray.length - 1]);
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return file;
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}
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/**
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* Returns human readable status text from the updates.properties bundle
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* based on an error code
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* @param code
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* The error code to look up human readable status text for
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* @param defaultCode
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* The default code to look up should human readable status text
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* not exist for |code|
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* @returns A human readable status text string
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*/
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function getStatusTextFromCode(code, defaultCode) {
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var reason;
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try {
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reason = gUpdateBundle.GetStringFromName("check_error-" + code);
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LOG("getStatusTextFromCode - transfer error: " + reason + ", code: " +
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code);
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}
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catch (e) {
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// Use the default reason
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reason = gUpdateBundle.GetStringFromName("check_error-" + defaultCode);
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LOG("getStatusTextFromCode - transfer error: " + reason +
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", default code: " + defaultCode);
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}
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return reason;
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}
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/**
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* Get the Active Updates directory
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* @returns The active updates directory, as a nsIFile object
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*/
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function getUpdatesDir() {
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// Right now, we only support downloading one patch at a time, so we always
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// use the same target directory.
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return getUpdateDirCreate([DIR_UPDATES, "0"]);
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}
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/**
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|
* Reads the update state from the update.status file in the specified
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* directory.
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* @param dir
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* The dir to look for an update.status file in
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* @returns The status value of the update.
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*/
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|
function readStatusFile(dir) {
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var statusFile = dir.clone();
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statusFile.append(FILE_UPDATE_STATUS);
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var status = readStringFromFile(statusFile) || STATE_NONE;
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LOG("readStatusFile - status: " + status + ", path: " + statusFile.path);
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return status;
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}
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/**
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|
* Writes the current update operation/state to a file in the patch
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* directory, indicating to the patching system that operations need
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* to be performed.
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* @param dir
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* The patch directory where the update.status file should be
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* written.
|
|
* @param state
|
|
* The state value to write.
|
|
*/
|
|
function writeStatusFile(dir, state) {
|
|
var statusFile = dir.clone();
|
|
statusFile.append(FILE_UPDATE_STATUS);
|
|
writeStringToFile(statusFile, state);
|
|
}
|
|
|
|
/**
|
|
# Writes the update's application version to a file in the patch directory. If
|
|
# the update doesn't provide application version information via the
|
|
# appVersion attribute the string "null" will be written to the file.
|
|
# This value is compared during startup (in nsUpdateDriver.cpp) to determine if
|
|
# the update should be applied. Note that this won't provide protection from
|
|
# downgrade of the application for the nightly user case where the application
|
|
# version doesn't change.
|
|
# @param dir
|
|
# The patch directory where the update.version file should be
|
|
# written.
|
|
# @param version
|
|
# The version value to write. Will be the string "null" when the
|
|
# update doesn't provide the appVersion attribute in the update xml.
|
|
*/
|
|
function writeVersionFile(dir, version) {
|
|
var versionFile = dir.clone();
|
|
versionFile.append(FILE_UPDATE_VERSION);
|
|
writeStringToFile(versionFile, version);
|
|
}
|
|
|
|
/**
|
|
* Removes the contents of the Updates Directory
|
|
*/
|
|
function cleanUpUpdatesDir() {
|
|
// Bail out if we don't have appropriate permissions
|
|
try {
|
|
var updateDir = getUpdatesDir();
|
|
}
|
|
catch (e) {
|
|
return;
|
|
}
|
|
|
|
var e = updateDir.directoryEntries;
|
|
while (e.hasMoreElements()) {
|
|
var f = e.getNext().QueryInterface(Ci.nsIFile);
|
|
// Preserve the last update log file for debugging purposes
|
|
if (f.leafName == FILE_UPDATE_LOG) {
|
|
try {
|
|
var dir = f.parent.parent;
|
|
var logFile = dir.clone();
|
|
logFile.append(FILE_LAST_LOG);
|
|
if (logFile.exists()) {
|
|
try {
|
|
logFile.moveTo(dir, FILE_BACKUP_LOG);
|
|
}
|
|
catch (e) {
|
|
LOG("cleanUpUpdatesDir - failed to rename file " + logFile.path +
|
|
" to " + FILE_BACKUP_LOG);
|
|
}
|
|
}
|
|
f.moveTo(dir, FILE_LAST_LOG);
|
|
continue;
|
|
}
|
|
catch (e) {
|
|
LOG("cleanUpUpdatesDir - failed to move file " + f.path + " to " +
|
|
dir.path + " and rename it to " + FILE_LAST_LOG);
|
|
}
|
|
}
|
|
// Now, recursively remove this file. The recusive removal is really
|
|
// only needed on Mac OSX because this directory will contain a copy of
|
|
// updater.app, which is itself a directory.
|
|
try {
|
|
f.remove(true);
|
|
}
|
|
catch (e) {
|
|
LOG("cleanUpUpdatesDir - failed to remove file " + f.path);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Clean up updates list and the updates directory.
|
|
*/
|
|
function cleanupActiveUpdate() {
|
|
// Move the update from the Active Update list into the Past Updates list.
|
|
var um = Cc["@mozilla.org/updates/update-manager;1"].
|
|
getService(Ci.nsIUpdateManager);
|
|
um.activeUpdate = null;
|
|
um.saveUpdates();
|
|
|
|
// Now trash the updates directory, since we're done with it
|
|
cleanUpUpdatesDir();
|
|
}
|
|
|
|
/**
|
|
* Gets the locale from the update.locale file for replacing %LOCALE% in the
|
|
* update url. The update.locale file can be located in the application
|
|
* directory or the GRE directory with preference given to it being located in
|
|
* the application directory.
|
|
*/
|
|
function getLocale() {
|
|
if (gLocale)
|
|
return gLocale;
|
|
|
|
var localeFile = FileUtils.getFile(KEY_APPDIR, [FILE_UPDATE_LOCALE]);
|
|
if (!localeFile.exists())
|
|
localeFile = FileUtils.getFile(KEY_GRED, [FILE_UPDATE_LOCALE]);
|
|
|
|
if (!localeFile.exists())
|
|
throw Components.Exception(FILE_UPDATE_LOCALE + " file doesn't exist in " +
|
|
"either the " + KEY_APPDIR + " or " + KEY_GRED +
|
|
" directories", Cr.NS_ERROR_FILE_NOT_FOUND);
|
|
|
|
gLocale = readStringFromFile(localeFile);
|
|
LOG("getLocale - getting locale from file: " + localeFile.path +
|
|
", locale: " + gLocale);
|
|
return gLocale;
|
|
}
|
|
|
|
/**
|
|
* Read the update channel from defaults only. We do this to ensure that
|
|
* the channel is tightly coupled with the application and does not apply
|
|
* to other instances of the application that may use the same profile.
|
|
*/
|
|
function getUpdateChannel() {
|
|
var channel = "default";
|
|
var prefName;
|
|
var prefValue;
|
|
|
|
try {
|
|
channel = Services.prefs.getDefaultBranch(null).
|
|
getCharPref(PREF_APP_UPDATE_CHANNEL);
|
|
} catch (e) {
|
|
// use default when pref not found
|
|
}
|
|
|
|
try {
|
|
var partners = Services.prefs.getChildList(PREF_PARTNER_BRANCH);
|
|
if (partners.length) {
|
|
channel += "-cck";
|
|
partners.sort();
|
|
|
|
for each (prefName in partners) {
|
|
prefValue = Services.prefs.getCharPref(prefName);
|
|
channel += "-" + prefValue;
|
|
}
|
|
}
|
|
}
|
|
catch (e) {
|
|
Components.utils.reportError(e);
|
|
}
|
|
|
|
return channel;
|
|
}
|
|
|
|
/* Get the distribution pref values, from defaults only */
|
|
function getDistributionPrefValue(aPrefName) {
|
|
var prefValue = "default";
|
|
|
|
try {
|
|
prefValue = Services.prefs.getDefaultBranch(null).getCharPref(aPrefName);
|
|
} catch (e) {
|
|
// use default when pref not found
|
|
}
|
|
|
|
return prefValue;
|
|
}
|
|
|
|
/**
|
|
* An enumeration of items in a JS array.
|
|
* @constructor
|
|
*/
|
|
function ArrayEnumerator(aItems) {
|
|
this._index = 0;
|
|
if (aItems) {
|
|
for (var i = 0; i < aItems.length; ++i) {
|
|
if (!aItems[i])
|
|
aItems.splice(i, 1);
|
|
}
|
|
}
|
|
this._contents = aItems;
|
|
}
|
|
|
|
ArrayEnumerator.prototype = {
|
|
_index: 0,
|
|
_contents: [],
|
|
|
|
hasMoreElements: function ArrayEnumerator_hasMoreElements() {
|
|
return this._index < this._contents.length;
|
|
},
|
|
|
|
getNext: function ArrayEnumerator_getNext() {
|
|
return this._contents[this._index++];
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Writes a string of text to a file. A newline will be appended to the data
|
|
* written to the file. This function only works with ASCII text.
|
|
*/
|
|
function writeStringToFile(file, text) {
|
|
var fos = FileUtils.openSafeFileOutputStream(file)
|
|
text += "\n";
|
|
fos.write(text, text.length);
|
|
FileUtils.closeSafeFileOutputStream(fos);
|
|
}
|
|
|
|
/**
|
|
* Reads a string of text from a file. A trailing newline will be removed
|
|
* before the result is returned. This function only works with ASCII text.
|
|
*/
|
|
function readStringFromFile(file) {
|
|
if (!file.exists()) {
|
|
LOG("readStringFromFile - file doesn't exist: " + file.path);
|
|
return null;
|
|
}
|
|
var fis = Cc["@mozilla.org/network/file-input-stream;1"].
|
|
createInstance(Ci.nsIFileInputStream);
|
|
fis.init(file, FileUtils.MODE_RDONLY, FileUtils.PERMS_FILE, 0);
|
|
var sis = Cc["@mozilla.org/scriptableinputstream;1"].
|
|
createInstance(Ci.nsIScriptableInputStream);
|
|
sis.init(fis);
|
|
var text = sis.read(sis.available());
|
|
sis.close();
|
|
if (text[text.length - 1] == "\n")
|
|
text = text.slice(0, -1);
|
|
return text;
|
|
}
|
|
|
|
/**
|
|
* Update Patch
|
|
* @param patch
|
|
* A <patch> element to initialize this object with
|
|
* @throws if patch has a size of 0
|
|
* @constructor
|
|
*/
|
|
function UpdatePatch(patch) {
|
|
this._properties = {};
|
|
for (var i = 0; i < patch.attributes.length; ++i) {
|
|
var attr = patch.attributes.item(i);
|
|
attr.QueryInterface(Ci.nsIDOMAttr);
|
|
switch (attr.name) {
|
|
case "selected":
|
|
this.selected = attr.value == "true";
|
|
break;
|
|
case "size":
|
|
if (0 == parseInt(attr.value)) {
|
|
LOG("UpdatePatch:init - 0-sized patch!");
|
|
throw Cr.NS_ERROR_ILLEGAL_VALUE;
|
|
}
|
|
// fall through
|
|
default:
|
|
this[attr.name] = attr.value;
|
|
break;
|
|
};
|
|
}
|
|
}
|
|
UpdatePatch.prototype = {
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
serialize: function UpdatePatch_serialize(updates) {
|
|
var patch = updates.createElementNS(URI_UPDATE_NS, "patch");
|
|
patch.setAttribute("type", this.type);
|
|
patch.setAttribute("URL", this.URL);
|
|
// finalURL is not available until after the download has started
|
|
if (this.finalURL)
|
|
patch.setAttribute("finalURL", this.finalURL);
|
|
patch.setAttribute("hashFunction", this.hashFunction);
|
|
patch.setAttribute("hashValue", this.hashValue);
|
|
patch.setAttribute("size", this.size);
|
|
patch.setAttribute("selected", this.selected);
|
|
patch.setAttribute("state", this.state);
|
|
|
|
for (var p in this._properties) {
|
|
if (this._properties[p].present)
|
|
patch.setAttribute(p, this._properties[p].data);
|
|
}
|
|
|
|
return patch;
|
|
},
|
|
|
|
/**
|
|
* A hash of custom properties
|
|
*/
|
|
_properties: null,
|
|
|
|
/**
|
|
* See nsIWritablePropertyBag.idl
|
|
*/
|
|
setProperty: function UpdatePatch_setProperty(name, value) {
|
|
this._properties[name] = { data: value, present: true };
|
|
},
|
|
|
|
/**
|
|
* See nsIWritablePropertyBag.idl
|
|
*/
|
|
deleteProperty: function UpdatePatch_deleteProperty(name) {
|
|
if (name in this._properties)
|
|
this._properties[name].present = false;
|
|
else
|
|
throw Cr.NS_ERROR_FAILURE;
|
|
},
|
|
|
|
/**
|
|
* See nsIPropertyBag.idl
|
|
*/
|
|
get enumerator() {
|
|
var properties = [];
|
|
for (var p in this._properties)
|
|
properties.push(this._properties[p].data);
|
|
return new ArrayEnumerator(properties);
|
|
},
|
|
|
|
/**
|
|
* See nsIPropertyBag.idl
|
|
*/
|
|
getProperty: function UpdatePatch_getProperty(name) {
|
|
if (name in this._properties &&
|
|
this._properties[name].present)
|
|
return this._properties[name].data;
|
|
throw Cr.NS_ERROR_FAILURE;
|
|
},
|
|
|
|
/**
|
|
* Returns whether or not the update.status file for this patch exists at the
|
|
* appropriate location.
|
|
*/
|
|
get statusFileExists() {
|
|
var statusFile = getUpdatesDir();
|
|
statusFile.append(FILE_UPDATE_STATUS);
|
|
return statusFile.exists();
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
get state() {
|
|
if (this._properties.state)
|
|
return this._properties.state;
|
|
return STATE_NONE;
|
|
},
|
|
set state(val) {
|
|
this._properties.state = val;
|
|
},
|
|
|
|
QueryInterface: XPCOMUtils.generateQI([Ci.nsIUpdatePatch,
|
|
Ci.nsIPropertyBag,
|
|
Ci.nsIWritablePropertyBag])
|
|
};
|
|
|
|
/**
|
|
* Update
|
|
* Implements nsIUpdate
|
|
* @param update
|
|
* An <update> element to initialize this object with
|
|
* @throws if the update contains no patches
|
|
* @constructor
|
|
*/
|
|
function Update(update) {
|
|
this._properties = {};
|
|
this._patches = [];
|
|
this.isCompleteUpdate = false;
|
|
this.showPrompt = false;
|
|
this.showSurvey = false;
|
|
this.showNeverForVersion = false;
|
|
this.channel = "default"
|
|
|
|
// Null <update>, assume this is a message container and do no
|
|
// further initialization
|
|
if (!update)
|
|
return;
|
|
|
|
const ELEMENT_NODE = Ci.nsIDOMNode.ELEMENT_NODE;
|
|
for (var i = 0; i < update.childNodes.length; ++i) {
|
|
var patchElement = update.childNodes.item(i);
|
|
if (patchElement.nodeType != ELEMENT_NODE ||
|
|
patchElement.localName != "patch")
|
|
continue;
|
|
|
|
patchElement.QueryInterface(Ci.nsIDOMElement);
|
|
try {
|
|
var patch = new UpdatePatch(patchElement);
|
|
} catch (e) {
|
|
continue;
|
|
}
|
|
this._patches.push(patch);
|
|
}
|
|
|
|
if (0 == this._patches.length)
|
|
throw Cr.NS_ERROR_ILLEGAL_VALUE;
|
|
|
|
// Fallback to the behavior prior to bug 530872 if the update does not have an
|
|
// appVersion attribute.
|
|
if (!update.hasAttribute("appVersion")) {
|
|
if (update.getAttribute("type") == "major") {
|
|
if (update.hasAttribute("detailsURL")) {
|
|
this.billboardURL = update.getAttribute("detailsURL");
|
|
this.showPrompt = true;
|
|
this.showNeverForVersion = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
for (var i = 0; i < update.attributes.length; ++i) {
|
|
var attr = update.attributes.item(i);
|
|
attr.QueryInterface(Ci.nsIDOMAttr);
|
|
if (attr.value == "undefined")
|
|
continue;
|
|
else if (attr.name == "detailsURL")
|
|
this._detailsURL = attr.value;
|
|
else if (attr.name == "extensionVersion") {
|
|
// Prevent extensionVersion from replacing appVersion if appVersion is
|
|
// present in the update xml.
|
|
if (!this.appVersion)
|
|
this.appVersion = attr.value;
|
|
}
|
|
else if (attr.name == "installDate" && attr.value)
|
|
this.installDate = parseInt(attr.value);
|
|
else if (attr.name == "isCompleteUpdate")
|
|
this.isCompleteUpdate = attr.value == "true";
|
|
else if (attr.name == "isSecurityUpdate")
|
|
this.isSecurityUpdate = attr.value == "true";
|
|
else if (attr.name == "showNeverForVersion")
|
|
this.showNeverForVersion = attr.value == "true";
|
|
else if (attr.name == "showPrompt")
|
|
this.showPrompt = attr.value == "true";
|
|
else if (attr.name == "showSurvey")
|
|
this.showSurvey = attr.value == "true";
|
|
else if (attr.name == "version") {
|
|
// Prevent version from replacing displayVersion if displayVersion is
|
|
// present in the update xml.
|
|
if (!this.displayVersion)
|
|
this.displayVersion = attr.value;
|
|
}
|
|
else {
|
|
this[attr.name] = attr.value;
|
|
|
|
switch (attr.name) {
|
|
case "appVersion":
|
|
case "billboardURL":
|
|
case "buildID":
|
|
case "channel":
|
|
case "displayVersion":
|
|
case "licenseURL":
|
|
case "name":
|
|
case "platformVersion":
|
|
case "previousAppVersion":
|
|
case "serviceURL":
|
|
case "statusText":
|
|
case "type":
|
|
break;
|
|
default:
|
|
// Save custom attributes when serializing to the local xml file but
|
|
// don't use this method for the expected attributes which are already
|
|
// handled in serialize.
|
|
this.setProperty(attr.name, attr.value);
|
|
break;
|
|
};
|
|
}
|
|
}
|
|
|
|
// Set the initial value with the current time when it doesn't already have a
|
|
// value or the value is already set to 0 (bug 316328).
|
|
if (!this.installDate && this.installDate != 0)
|
|
this.installDate = (new Date()).getTime();
|
|
|
|
// The Update Name is either the string provided by the <update> element, or
|
|
// the string: "<App Name> <Update App Version>"
|
|
var name = "";
|
|
if (update.hasAttribute("name"))
|
|
name = update.getAttribute("name");
|
|
else {
|
|
var brandBundle = Services.strings.createBundle(URI_BRAND_PROPERTIES);
|
|
var appName = brandBundle.GetStringFromName("brandShortName");
|
|
name = gUpdateBundle.formatStringFromName("updateName",
|
|
[appName, this.displayVersion], 2);
|
|
}
|
|
this.name = name;
|
|
}
|
|
Update.prototype = {
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
get patchCount() {
|
|
return this._patches.length;
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
getPatchAt: function Update_getPatchAt(index) {
|
|
return this._patches[index];
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*
|
|
* We use a copy of the state cached on this object in |_state| only when
|
|
* there is no selected patch, i.e. in the case when we could not load
|
|
* |.activeUpdate| from the update manager for some reason but still have
|
|
* the update.status file to work with.
|
|
*/
|
|
_state: "",
|
|
set state(state) {
|
|
if (this.selectedPatch)
|
|
this.selectedPatch.state = state;
|
|
this._state = state;
|
|
return state;
|
|
},
|
|
get state() {
|
|
if (this.selectedPatch)
|
|
return this.selectedPatch.state;
|
|
return this._state;
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
errorCode: 0,
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
get selectedPatch() {
|
|
for (var i = 0; i < this.patchCount; ++i) {
|
|
if (this._patches[i].selected)
|
|
return this._patches[i];
|
|
}
|
|
return null;
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
get detailsURL() {
|
|
if (!this._detailsURL) {
|
|
try {
|
|
// Try using a default details URL supplied by the distribution
|
|
// if the update XML does not supply one.
|
|
return Services.urlFormatter.formatURLPref(PREF_APP_UPDATE_URL_DETAILS);
|
|
}
|
|
catch (e) {
|
|
}
|
|
}
|
|
return this._detailsURL || "";
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
serialize: function Update_serialize(updates) {
|
|
var update = updates.createElementNS(URI_UPDATE_NS, "update");
|
|
update.setAttribute("appVersion", this.appVersion);
|
|
update.setAttribute("buildID", this.buildID);
|
|
update.setAttribute("channel", this.channel);
|
|
update.setAttribute("displayVersion", this.displayVersion);
|
|
// for backwards compatibility in case the user downgrades
|
|
update.setAttribute("extensionVersion", this.appVersion);
|
|
update.setAttribute("installDate", this.installDate);
|
|
update.setAttribute("isCompleteUpdate", this.isCompleteUpdate);
|
|
update.setAttribute("name", this.name);
|
|
update.setAttribute("serviceURL", this.serviceURL);
|
|
update.setAttribute("showNeverForVersion", this.showNeverForVersion);
|
|
update.setAttribute("showPrompt", this.showPrompt);
|
|
update.setAttribute("showSurvey", this.showSurvey);
|
|
update.setAttribute("type", this.type);
|
|
// for backwards compatibility in case the user downgrades
|
|
update.setAttribute("version", this.displayVersion);
|
|
|
|
// Optional attributes
|
|
if (this.billboardURL)
|
|
update.setAttribute("billboardURL", this.billboardURL);
|
|
if (this.detailsURL)
|
|
update.setAttribute("detailsURL", this.detailsURL);
|
|
if (this.licenseURL)
|
|
update.setAttribute("licenseURL", this.licenseURL);
|
|
if (this.platformVersion)
|
|
update.setAttribute("platformVersion", this.platformVersion);
|
|
if (this.previousAppVersion)
|
|
update.setAttribute("previousAppVersion", this.previousAppVersion);
|
|
if (this.statusText)
|
|
update.setAttribute("statusText", this.statusText);
|
|
updates.documentElement.appendChild(update);
|
|
|
|
for (var p in this._properties) {
|
|
if (this._properties[p].present)
|
|
update.setAttribute(p, this._properties[p].data);
|
|
}
|
|
|
|
for (var i = 0; i < this.patchCount; ++i)
|
|
update.appendChild(this.getPatchAt(i).serialize(updates));
|
|
|
|
return update;
|
|
},
|
|
|
|
/**
|
|
* A hash of custom properties
|
|
*/
|
|
_properties: null,
|
|
|
|
/**
|
|
* See nsIWritablePropertyBag.idl
|
|
*/
|
|
setProperty: function Update_setProperty(name, value) {
|
|
this._properties[name] = { data: value, present: true };
|
|
},
|
|
|
|
/**
|
|
* See nsIWritablePropertyBag.idl
|
|
*/
|
|
deleteProperty: function Update_deleteProperty(name) {
|
|
if (name in this._properties)
|
|
this._properties[name].present = false;
|
|
else
|
|
throw Cr.NS_ERROR_FAILURE;
|
|
},
|
|
|
|
/**
|
|
* See nsIPropertyBag.idl
|
|
*/
|
|
get enumerator() {
|
|
var properties = [];
|
|
for (var p in this._properties)
|
|
properties.push(this._properties[p].data);
|
|
return new ArrayEnumerator(properties);
|
|
},
|
|
|
|
/**
|
|
* See nsIPropertyBag.idl
|
|
*/
|
|
getProperty: function Update_getProperty(name) {
|
|
if (name in this._properties && this._properties[name].present)
|
|
return this._properties[name].data;
|
|
throw Cr.NS_ERROR_FAILURE;
|
|
},
|
|
|
|
QueryInterface: XPCOMUtils.generateQI([Ci.nsIUpdate,
|
|
Ci.nsIPropertyBag,
|
|
Ci.nsIWritablePropertyBag])
|
|
};
|
|
|
|
const UpdateServiceFactory = {
|
|
_instance: null,
|
|
createInstance: function (outer, iid) {
|
|
if (outer != null)
|
|
throw Components.results.NS_ERROR_NO_AGGREGATION;
|
|
return this._instance == null ? this._instance = new UpdateService() :
|
|
this._instance;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* UpdateService
|
|
* A Service for managing the discovery and installation of software updates.
|
|
* @constructor
|
|
*/
|
|
function UpdateService() {
|
|
Services.obs.addObserver(this, "xpcom-shutdown", false);
|
|
}
|
|
|
|
UpdateService.prototype = {
|
|
/**
|
|
* The downloader we are using to download updates. There is only ever one of
|
|
* these.
|
|
*/
|
|
_downloader: null,
|
|
|
|
/**
|
|
* Incompatible add-on count.
|
|
*/
|
|
_incompatAddonsCount: 0,
|
|
|
|
/**
|
|
* Handle Observer Service notifications
|
|
* @param subject
|
|
* The subject of the notification
|
|
* @param topic
|
|
* The notification name
|
|
* @param data
|
|
* Additional data
|
|
*/
|
|
observe: function AUS_observe(subject, topic, data) {
|
|
switch (topic) {
|
|
case "post-update-processing":
|
|
// Clean up any extant updates
|
|
this._postUpdateProcessing();
|
|
break;
|
|
case "xpcom-shutdown":
|
|
Services.obs.removeObserver(this, "xpcom-shutdown");
|
|
|
|
// Prevent leaking the downloader (bug 454964)
|
|
this._downloader = null;
|
|
break;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* The following needs to happen during the post-update-processing
|
|
* notification from nsUpdateServiceStub.js:
|
|
* 1. post update processing
|
|
* 2. resume of a download that was in progress during a previous session
|
|
* 3. start of a complete update download after the failure to apply a partial
|
|
* update
|
|
*/
|
|
|
|
/**
|
|
* Perform post-processing on updates lingering in the updates directory
|
|
* from a previous browser session - either report install failures (and
|
|
* optionally attempt to fetch a different version if appropriate) or
|
|
* notify the user of install success.
|
|
*/
|
|
_postUpdateProcessing: function AUS__postUpdateProcessing() {
|
|
if (!this.canCheckForUpdates || !this.canApplyUpdates) {
|
|
LOG("UpdateService:_postUpdateProcessing - unable to check for or apply " +
|
|
"updates... returning early");
|
|
return;
|
|
}
|
|
|
|
var status = readStatusFile(getUpdatesDir());
|
|
// STATE_NONE status means that the update.status file is present but a
|
|
// background download error occurred.
|
|
if (status == STATE_NONE) {
|
|
LOG("UpdateService:_postUpdateProcessing - no status, no update");
|
|
cleanupActiveUpdate();
|
|
return;
|
|
}
|
|
|
|
var um = Cc["@mozilla.org/updates/update-manager;1"].
|
|
getService(Ci.nsIUpdateManager);
|
|
var update = um.activeUpdate;
|
|
|
|
if (status == STATE_DOWNLOADING) {
|
|
LOG("UpdateService:_postUpdateProcessing - patch found in downloading " +
|
|
"state");
|
|
if (update && update.state != STATE_SUCCEEDED) {
|
|
// Resume download
|
|
var status = this.downloadUpdate(update, true);
|
|
if (status == STATE_NONE)
|
|
cleanupActiveUpdate();
|
|
}
|
|
return;
|
|
}
|
|
|
|
if (!update)
|
|
update = new Update(null);
|
|
|
|
var prompter = Cc["@mozilla.org/updates/update-prompt;1"].
|
|
createInstance(Ci.nsIUpdatePrompt);
|
|
|
|
update.state = status;
|
|
if (status == STATE_SUCCEEDED) {
|
|
update.statusText = gUpdateBundle.GetStringFromName("installSuccess");
|
|
|
|
// Update the patch's metadata.
|
|
um.activeUpdate = update;
|
|
Services.prefs.setBoolPref(PREF_APP_UPDATE_POSTUPDATE, true);
|
|
prompter.showUpdateInstalled();
|
|
|
|
// Done with this update. Clean it up.
|
|
cleanupActiveUpdate();
|
|
}
|
|
else {
|
|
// If we hit an error, then the error code will be included in the status
|
|
// string following a colon and a space. If we had an I/O error, then we
|
|
// assume that the patch is not invalid, and we re-stage the patch so that
|
|
// it can be attempted again the next time we restart. This will leave a
|
|
// space at the beginning of the error code when there is a failure which
|
|
// will be removed by using parseInt below. This prevents panic which has
|
|
// occurred numerous times previously (see bug 569642 comment #9 for one
|
|
// example) when testing releases due to forgetting to include the space.
|
|
var ary = status.split(":");
|
|
update.state = ary[0];
|
|
if (update.state == STATE_FAILED && ary[1]) {
|
|
update.errorCode = parseInt(ary[1]);
|
|
if (update.errorCode == WRITE_ERROR) {
|
|
prompter.showUpdateError(update);
|
|
writeStatusFile(getUpdatesDir(), update.state = STATE_PENDING);
|
|
writeVersionFile(getUpdatesDir(), update.appVersion);
|
|
return;
|
|
}
|
|
else if (update.errorCode == ELEVATION_CANCELED) {
|
|
writeStatusFile(getUpdatesDir(), update.state = STATE_PENDING);
|
|
writeVersionFile(getUpdatesDir(), update.appVersion);
|
|
return;
|
|
}
|
|
}
|
|
|
|
// Something went wrong with the patch application process.
|
|
cleanupActiveUpdate();
|
|
|
|
update.statusText = gUpdateBundle.GetStringFromName("patchApplyFailure");
|
|
var oldType = update.selectedPatch ? update.selectedPatch.type
|
|
: "complete";
|
|
if (update.selectedPatch && oldType == "partial" && update.patchCount == 2) {
|
|
// Partial patch application failed, try downloading the complete
|
|
// update in the background instead.
|
|
LOG("UpdateService:_postUpdateProcessing - install of partial patch " +
|
|
"failed, downloading complete patch");
|
|
var status = this.downloadUpdate(update, true);
|
|
if (status == STATE_NONE)
|
|
cleanupActiveUpdate();
|
|
}
|
|
else {
|
|
LOG("UpdateService:_postUpdateProcessing - install of complete or " +
|
|
"only one patch offered failed... showing error.");
|
|
}
|
|
update.QueryInterface(Ci.nsIWritablePropertyBag);
|
|
update.setProperty("patchingFailed", oldType);
|
|
prompter.showUpdateError(update);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Notified when a timer fires
|
|
* @param timer
|
|
* The timer that fired
|
|
*/
|
|
notify: function AUS_notify(timer) {
|
|
// If a download is in progress or the patch has been staged do nothing.
|
|
if (this.isDownloading || this._downloader && this._downloader.patchIsStaged)
|
|
return;
|
|
|
|
var self = this;
|
|
var listener = {
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
onProgress: function AUS_notify_onProgress(request, position, totalSize) {
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
onCheckComplete: function AUS_notify_onCheckComplete(request, updates,
|
|
updateCount) {
|
|
self._selectAndInstallUpdate(updates);
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
onError: function AUS_notify_onError(request, update) {
|
|
LOG("UpdateService:notify:listener - error during background update: " +
|
|
update.statusText);
|
|
|
|
var maxErrors;
|
|
var errCount;
|
|
if (update.errorCode == CERT_ATTR_CHECK_FAILED_NO_UPDATE ||
|
|
update.errorCode == CERT_ATTR_CHECK_FAILED_HAS_UPDATE) {
|
|
errCount = getPref("getIntPref", PREF_APP_UPDATE_CERT_ERRORS, 0);
|
|
errCount++;
|
|
Services.prefs.setIntPref(PREF_APP_UPDATE_CERT_ERRORS, errCount);
|
|
maxErrors = getPref("getIntPref", PREF_APP_UPDATE_CERT_MAXERRORS, 5);
|
|
}
|
|
else {
|
|
update.errorCode = BACKGROUNDCHECK_MULTIPLE_FAILURES;
|
|
errCount = getPref("getIntPref", PREF_APP_UPDATE_BACKGROUNDERRORS, 0);
|
|
errCount++;
|
|
Services.prefs.setIntPref(PREF_APP_UPDATE_BACKGROUNDERRORS, errCount);
|
|
maxErrors = getPref("getIntPref", PREF_APP_UPDATE_BACKGROUNDMAXERRORS,
|
|
10);
|
|
}
|
|
|
|
if (errCount >= maxErrors) {
|
|
var prompter = Cc["@mozilla.org/updates/update-prompt;1"].
|
|
createInstance(Ci.nsIUpdatePrompt);
|
|
prompter.showUpdateError(update);
|
|
}
|
|
}
|
|
};
|
|
this.backgroundChecker.checkForUpdates(listener, false);
|
|
},
|
|
|
|
/**
|
|
* Determine the update from the specified updates that should be offered.
|
|
* If both valid major and minor updates are available the minor update will
|
|
* be offered.
|
|
* @param updates
|
|
* An array of available nsIUpdate items
|
|
* @returns The nsIUpdate to offer.
|
|
*/
|
|
selectUpdate: function AUS_selectUpdate(updates) {
|
|
if (updates.length == 0)
|
|
return null;
|
|
|
|
// Choose the newest of the available minor and major updates.
|
|
var majorUpdate = null;
|
|
var minorUpdate = null;
|
|
var vc = Services.vc;
|
|
|
|
updates.forEach(function(aUpdate) {
|
|
// Ignore updates for older versions of the application and updates for
|
|
// the same version of the application with the same build ID.
|
|
if (vc.compare(aUpdate.appVersion, Services.appinfo.version) < 0 ||
|
|
vc.compare(aUpdate.appVersion, Services.appinfo.version) == 0 &&
|
|
aUpdate.buildID == Services.appinfo.appBuildID) {
|
|
LOG("Checker:selectUpdate - skipping update because the update's " +
|
|
"application version is less than the current application version");
|
|
return;
|
|
}
|
|
|
|
// Skip the update if the user responded with "never" to this update's
|
|
// application version and the update specifies showNeverForVersion
|
|
// (see bug 350636).
|
|
let neverPrefName = PREF_APP_UPDATE_NEVER_BRANCH + aUpdate.appVersion;
|
|
if (aUpdate.showNeverForVersion &&
|
|
getPref("getBoolPref", neverPrefName, false)) {
|
|
LOG("Checker:selectUpdate - skipping update because the " +
|
|
"preference " + neverPrefName + " is true");
|
|
return;
|
|
}
|
|
|
|
switch (aUpdate.type) {
|
|
case "major":
|
|
if (!majorUpdate)
|
|
majorUpdate = aUpdate;
|
|
else if (vc.compare(majorUpdate.appVersion, aUpdate.appVersion) <= 0)
|
|
majorUpdate = aUpdate;
|
|
break;
|
|
case "minor":
|
|
if (!minorUpdate)
|
|
minorUpdate = aUpdate;
|
|
else if (vc.compare(minorUpdate.appVersion, aUpdate.appVersion) <= 0)
|
|
minorUpdate = aUpdate;
|
|
break;
|
|
default:
|
|
LOG("Checker:selectUpdate - skipping unknown update type: " +
|
|
aUpdate.type);
|
|
break;
|
|
}
|
|
});
|
|
|
|
return minorUpdate || majorUpdate;
|
|
},
|
|
|
|
/**
|
|
* Reference to the currently selected update for when add-on compatibility
|
|
* is checked.
|
|
*/
|
|
_update: null,
|
|
|
|
/**
|
|
* Determine which of the specified updates should be installed and begin the
|
|
* download/installation process or notify the user about the update.
|
|
* @param updates
|
|
* An array of available updates
|
|
*/
|
|
_selectAndInstallUpdate: function AUS__selectAndInstallUpdate(updates) {
|
|
// Return early if there's an active update. The user is already aware and
|
|
// is downloading or performed some user action to prevent notification.
|
|
var um = Cc["@mozilla.org/updates/update-manager;1"].
|
|
getService(Ci.nsIUpdateManager);
|
|
if (um.activeUpdate)
|
|
return;
|
|
|
|
var update = this.selectUpdate(updates, updates.length);
|
|
if (!update)
|
|
return;
|
|
|
|
var updateEnabled = getPref("getBoolPref", PREF_APP_UPDATE_ENABLED, true);
|
|
if (!updateEnabled) {
|
|
LOG("Checker:_selectAndInstallUpdate - not prompting because update is " +
|
|
"disabled");
|
|
return;
|
|
}
|
|
|
|
if (!gCanApplyUpdates) {
|
|
LOG("Checker:_selectAndInstallUpdate - the user is unable to apply " +
|
|
"updates... prompting");
|
|
this._showPrompt(update);
|
|
return;
|
|
}
|
|
|
|
/**
|
|
# From this point on there are two possible outcomes:
|
|
# 1. download and install the update automatically
|
|
# 2. notify the user about the availability of an update
|
|
#
|
|
# Notes:
|
|
# a) if the app.update.auto preference is false then automatic download and
|
|
# install is disabled and the user will be notified.
|
|
# b) if the update has a showPrompt attribute the user will be notified.
|
|
# c) Mode is determined by the value of the app.update.mode preference.
|
|
#
|
|
# If the update when it is first read has an appVersion attribute the
|
|
# following behavior implemented in bug 530872 will occur:
|
|
# Mode Incompatible Add-ons Outcome
|
|
# 0 N/A Auto Install
|
|
# 1 Yes Notify
|
|
# 1 No Auto Install
|
|
#
|
|
# If the update when it is first read does not have an appVersion attribute
|
|
# the following deprecated behavior will occur:
|
|
# Update Type Mode Incompatible Add-ons Outcome
|
|
# Major all N/A Notify
|
|
# Minor 0 N/A Auto Install
|
|
# Minor 1 Yes Notify
|
|
# Minor 1 No Auto Install
|
|
*/
|
|
if (update.showPrompt) {
|
|
LOG("Checker:_selectAndInstallUpdate - prompting because the update " +
|
|
"snippet specified showPrompt");
|
|
this._showPrompt(update);
|
|
return;
|
|
}
|
|
|
|
if (!getPref("getBoolPref", PREF_APP_UPDATE_AUTO, true)) {
|
|
LOG("Checker:_selectAndInstallUpdate - prompting because silent " +
|
|
"install is disabled");
|
|
this._showPrompt(update);
|
|
return;
|
|
}
|
|
|
|
if (getPref("getIntPref", PREF_APP_UPDATE_MODE, 1) == 0) {
|
|
// Do not prompt regardless of add-on incompatibilities
|
|
LOG("UpdateService:_selectAndInstallUpdate - no need to show prompt, " +
|
|
"just download the update");
|
|
var status = this.downloadUpdate(update, true);
|
|
if (status == STATE_NONE)
|
|
cleanupActiveUpdate();
|
|
return;
|
|
}
|
|
|
|
// Only check add-on compatibility when the version changes.
|
|
if (update.appVersion &&
|
|
Services.vc.compare(update.appVersion, Services.appinfo.version) != 0) {
|
|
this._update = update;
|
|
this._checkAddonCompatibility();
|
|
}
|
|
else {
|
|
LOG("UpdateService:_selectAndInstallUpdate - no need to show prompt, " +
|
|
"just download the update");
|
|
var status = this.downloadUpdate(update, true);
|
|
if (status == STATE_NONE)
|
|
cleanupActiveUpdate();
|
|
}
|
|
},
|
|
|
|
_showPrompt: function AUS__showPrompt(update) {
|
|
var prompter = Cc["@mozilla.org/updates/update-prompt;1"].
|
|
createInstance(Ci.nsIUpdatePrompt);
|
|
prompter.showUpdateAvailable(update);
|
|
},
|
|
|
|
_checkAddonCompatibility: function AUS__checkAddonCompatibility() {
|
|
// Get all the installed add-ons
|
|
var self = this;
|
|
AddonManager.getAllAddons(function(addons) {
|
|
self._incompatibleAddons = [];
|
|
addons.forEach(function(addon) {
|
|
// Protect against code that overrides the add-ons manager and doesn't
|
|
// implement the isCompatibleWith or the findUpdates method.
|
|
if (!("isCompatibleWith" in addon) || !("findUpdates" in addon)) {
|
|
let errMsg = "Add-on doesn't implement either the isCompatibleWith " +
|
|
"or the findUpdates method!";
|
|
if (addon.id)
|
|
errMsg += " Add-on ID: " + addon.id;
|
|
Components.utils.reportError(errMsg);
|
|
return;
|
|
}
|
|
|
|
// If an add-on isn't appDisabled and isn't userDisabled then it is
|
|
// either active now or the user expects it to be active after the
|
|
// restart. If that is the case and the add-on is not installed by the
|
|
// application and is not compatible with the new application version
|
|
// then the user should be warned that the add-on will become
|
|
// incompatible. If an addon's type equals plugin it is skipped since
|
|
// checking plugins compatibility information isn't supported and
|
|
// getting the scope property of a plugin breaks in some environments
|
|
// (see bug 566787).
|
|
try {
|
|
if (addon.type != "plugin" &&
|
|
!addon.appDisabled && !addon.userDisabled &&
|
|
addon.scope != AddonManager.SCOPE_APPLICATION &&
|
|
addon.isCompatible &&
|
|
!addon.isCompatibleWith(self._update.appVersion,
|
|
self._update.platformVersion))
|
|
self._incompatibleAddons.push(addon);
|
|
}
|
|
catch (e) {
|
|
Components.utils.reportError(e);
|
|
}
|
|
});
|
|
|
|
if (self._incompatibleAddons.length > 0) {
|
|
/**
|
|
# PREF_APP_UPDATE_INCOMPATIBLE_MODE
|
|
# Controls the mode in which we check for updates as follows.
|
|
#
|
|
# PREF_APP_UPDATE_INCOMPATIBLE_MODE != 1
|
|
# We check for VersionInfo _and_ NewerVersion updates for the
|
|
# incompatible add-ons - i.e. if Foo 1.2 is installed and it is
|
|
# incompatible with the update, and we find Foo 2.0 which is but has
|
|
# not been installed, then we do NOT prompt because the user can
|
|
# download Foo 2.0 when they restart after the update during the add-on
|
|
# mismatch checking UI. This is the default, since it suppresses most
|
|
# prompt dialogs.
|
|
#
|
|
# PREF_APP_UPDATE_INCOMPATIBLE_MODE == 1
|
|
# We check for VersionInfo updates for the incompatible add-ons - i.e.
|
|
# if the situation above with Foo 1.2 and available update to 2.0
|
|
# applies, we DO show the prompt since a download operation will be
|
|
# required after the update. This is not the default and is supplied
|
|
# only as a hidden option for those that want it.
|
|
*/
|
|
self._updateCheckCount = self._incompatibleAddons.length;
|
|
LOG("UpdateService:_checkAddonCompatibility - checking for " +
|
|
"incompatible add-ons");
|
|
|
|
self._incompatibleAddons.forEach(function(addon) {
|
|
addon.findUpdates(this, AddonManager.UPDATE_WHEN_NEW_APP_DETECTED,
|
|
this._update.appVersion, this._update.platformVersion);
|
|
}, self);
|
|
}
|
|
else {
|
|
LOG("UpdateService:_checkAddonCompatibility - no need to show prompt, " +
|
|
"just download the update");
|
|
var status = self.downloadUpdate(self._update, true);
|
|
if (status == STATE_NONE)
|
|
cleanupActiveUpdate();
|
|
self._update = null;
|
|
}
|
|
});
|
|
},
|
|
|
|
// AddonUpdateListener
|
|
onCompatibilityUpdateAvailable: function(addon) {
|
|
// Remove the add-on from the list of add-ons that will become incompatible
|
|
// with the new version of the application.
|
|
for (var i = 0; i < this._incompatibleAddons.length; ++i) {
|
|
if (this._incompatibleAddons[i].id == addon.id) {
|
|
LOG("UpdateService:onAddonUpdateEnded - found update for add-on ID: " +
|
|
addon.id);
|
|
this._incompatibleAddons.splice(i, 1);
|
|
}
|
|
}
|
|
},
|
|
|
|
onUpdateAvailable: function(addon, install) {
|
|
if (getPref("getIntPref", PREF_APP_UPDATE_INCOMPATIBLE_MODE, 0) == 1)
|
|
return;
|
|
|
|
// If the new version of this add-on is blocklisted for the new application
|
|
// then it isn't a valid update and the user should still be warned that
|
|
// the add-on will become incompatible.
|
|
let bs = Cc["@mozilla.org/extensions/blocklist;1"].
|
|
getService(Ci.nsIBlocklistService);
|
|
if (bs.isAddonBlocklisted(addon.id, install.version,
|
|
gUpdates.update.appVersion,
|
|
gUpdates.update.platformVersion))
|
|
return;
|
|
|
|
// Compatibility or new version updates mean the same thing here.
|
|
this.onCompatibilityUpdateAvailable(addon);
|
|
},
|
|
|
|
onUpdateFinished: function(addon) {
|
|
if (--this._updateCheckCount > 0)
|
|
return;
|
|
|
|
if (this._incompatibleAddons.length > 0 || !gCanApplyUpdates) {
|
|
LOG("Checker:onUpdateEnded - prompting because there are incompatible " +
|
|
"add-ons");
|
|
this._showPrompt(this._update);
|
|
}
|
|
else {
|
|
LOG("UpdateService:onUpdateEnded - no need to show prompt, just " +
|
|
"download the update");
|
|
var status = this.downloadUpdate(this._update, true);
|
|
if (status == STATE_NONE)
|
|
cleanupActiveUpdate();
|
|
}
|
|
this._update = null;
|
|
},
|
|
|
|
/**
|
|
* The Checker used for background update checks.
|
|
*/
|
|
_backgroundChecker: null,
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
get backgroundChecker() {
|
|
if (!this._backgroundChecker)
|
|
this._backgroundChecker = new Checker();
|
|
return this._backgroundChecker;
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
get canCheckForUpdates() {
|
|
return gCanCheckForUpdates;
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
get canApplyUpdates() {
|
|
return gCanApplyUpdates;
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
addDownloadListener: function AUS_addDownloadListener(listener) {
|
|
if (!this._downloader) {
|
|
LOG("UpdateService:addDownloadListener - no downloader!");
|
|
return;
|
|
}
|
|
this._downloader.addDownloadListener(listener);
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
removeDownloadListener: function AUS_removeDownloadListener(listener) {
|
|
if (!this._downloader) {
|
|
LOG("UpdateService:removeDownloadListener - no downloader!");
|
|
return;
|
|
}
|
|
this._downloader.removeDownloadListener(listener);
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
downloadUpdate: function AUS_downloadUpdate(update, background) {
|
|
if (!update)
|
|
throw Cr.NS_ERROR_NULL_POINTER;
|
|
|
|
// Don't download the update if the update's version is less than the
|
|
// current application's version or the update's version is the same as the
|
|
// application's version and the build ID is the same as the application's
|
|
// build ID.
|
|
if (update.appVersion &&
|
|
(Services.vc.compare(update.appVersion, Services.appinfo.version) < 0 ||
|
|
update.buildID && update.buildID == Services.appinfo.appBuildID &&
|
|
update.appVersion == Services.appinfo.version)) {
|
|
LOG("UpdateService:downloadUpdate - canceling download of update since " +
|
|
"it is for an earlier or same application version and build ID.\n" +
|
|
"current application version: " + Services.appinfo.version + "\n" +
|
|
"update application version : " + update.appVersion + "\n" +
|
|
"current build ID: " + Services.appinfo.appBuildID + "\n" +
|
|
"update build ID : " + update.buildID);
|
|
cleanupActiveUpdate();
|
|
return STATE_NONE;
|
|
}
|
|
|
|
if (this.isDownloading) {
|
|
if (update.isCompleteUpdate == this._downloader.isCompleteUpdate &&
|
|
background == this._downloader.background) {
|
|
LOG("UpdateService:downloadUpdate - no support for downloading more " +
|
|
"than one update at a time");
|
|
return readStatusFile(getUpdatesDir());
|
|
}
|
|
this._downloader.cancel();
|
|
}
|
|
// Set the previous application version prior to downloading the update.
|
|
update.previousAppVersion = Services.appinfo.version;
|
|
this._downloader = new Downloader(background);
|
|
return this._downloader.downloadUpdate(update);
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
pauseDownload: function AUS_pauseDownload() {
|
|
if (this.isDownloading)
|
|
this._downloader.cancel();
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
get isDownloading() {
|
|
return this._downloader && this._downloader.isBusy;
|
|
},
|
|
|
|
// nsIClassInfo
|
|
flags: Ci.nsIClassInfo.SINGLETON,
|
|
implementationLanguage: Ci.nsIProgrammingLanguage.JAVASCRIPT,
|
|
getHelperForLanguage: function(language) null,
|
|
getInterfaces: function AUS_getInterfaces(count) {
|
|
var interfaces = [Ci.nsIApplicationUpdateService,
|
|
Ci.nsITimerCallback,
|
|
Ci.nsIObserver];
|
|
count.value = interfaces.length;
|
|
return interfaces;
|
|
},
|
|
|
|
classID: Components.ID("{B3C290A6-3943-4B89-8BBE-C01EB7B3B311}"),
|
|
_xpcom_factory: UpdateServiceFactory,
|
|
QueryInterface: XPCOMUtils.generateQI([Ci.nsIApplicationUpdateService,
|
|
Ci.nsIAddonUpdateCheckListener,
|
|
Ci.nsITimerCallback,
|
|
Ci.nsIObserver])
|
|
};
|
|
|
|
/**
|
|
* A service to manage active and past updates.
|
|
* @constructor
|
|
*/
|
|
function UpdateManager() {
|
|
// Ensure the Active Update file is loaded
|
|
var updates = this._loadXMLFileIntoArray(getUpdateFile(
|
|
[FILE_UPDATE_ACTIVE]));
|
|
if (updates.length > 0) {
|
|
// Under some edgecases such as Windows system restore the active-update.xml
|
|
// will contain a pending update without the status file which will return
|
|
// STATE_NONE. To recover from this situation clean the updates dir and
|
|
// rewrite the active-update.xml file without the broken update.
|
|
if (readStatusFile(getUpdatesDir()) == STATE_NONE) {
|
|
cleanUpUpdatesDir();
|
|
this._writeUpdatesToXMLFile([], getUpdateFile([FILE_UPDATE_ACTIVE]));
|
|
}
|
|
else
|
|
this._activeUpdate = updates[0];
|
|
}
|
|
}
|
|
UpdateManager.prototype = {
|
|
/**
|
|
* All previously downloaded and installed updates, as an array of nsIUpdate
|
|
* objects.
|
|
*/
|
|
_updates: null,
|
|
|
|
/**
|
|
* The current actively downloading/installing update, as a nsIUpdate object.
|
|
*/
|
|
_activeUpdate: null,
|
|
|
|
/**
|
|
* Handle Observer Service notifications
|
|
* @param subject
|
|
* The subject of the notification
|
|
* @param topic
|
|
* The notification name
|
|
* @param data
|
|
* Additional data
|
|
*/
|
|
observe: function UM_observe(subject, topic, data) {
|
|
// Hack to be able to run and cleanup tests by reloading the update data.
|
|
if (topic == "um-reload-update-data") {
|
|
this._updates = this._loadXMLFileIntoArray(getUpdateFile(
|
|
[FILE_UPDATES_DB]));
|
|
this._activeUpdate = null;
|
|
var updates = this._loadXMLFileIntoArray(getUpdateFile(
|
|
[FILE_UPDATE_ACTIVE]));
|
|
if (updates.length > 0)
|
|
this._activeUpdate = updates[0];
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Loads an updates.xml formatted file into an array of nsIUpdate items.
|
|
* @param file
|
|
* A nsIFile for the updates.xml file
|
|
* @returns The array of nsIUpdate items held in the file.
|
|
*/
|
|
_loadXMLFileIntoArray: function UM__loadXMLFileIntoArray(file) {
|
|
if (!file.exists()) {
|
|
LOG("UpdateManager:_loadXMLFileIntoArray: XML file does not exist");
|
|
return [];
|
|
}
|
|
|
|
var result = [];
|
|
var fileStream = Cc["@mozilla.org/network/file-input-stream;1"].
|
|
createInstance(Ci.nsIFileInputStream);
|
|
fileStream.init(file, FileUtils.MODE_RDONLY, FileUtils.PERMS_FILE, 0);
|
|
try {
|
|
var parser = Cc["@mozilla.org/xmlextras/domparser;1"].
|
|
createInstance(Ci.nsIDOMParser);
|
|
var doc = parser.parseFromStream(fileStream, "UTF-8",
|
|
fileStream.available(), "text/xml");
|
|
|
|
const ELEMENT_NODE = Ci.nsIDOMNode.ELEMENT_NODE;
|
|
var updateCount = doc.documentElement.childNodes.length;
|
|
for (var i = 0; i < updateCount; ++i) {
|
|
var updateElement = doc.documentElement.childNodes.item(i);
|
|
if (updateElement.nodeType != ELEMENT_NODE ||
|
|
updateElement.localName != "update")
|
|
continue;
|
|
|
|
updateElement.QueryInterface(Ci.nsIDOMElement);
|
|
try {
|
|
var update = new Update(updateElement);
|
|
} catch (e) {
|
|
LOG("UpdateManager:_loadXMLFileIntoArray - invalid update");
|
|
continue;
|
|
}
|
|
result.push(update);
|
|
}
|
|
}
|
|
catch (e) {
|
|
LOG("UpdateManager:_loadXMLFileIntoArray - error constructing update " +
|
|
"list. Exception: " + e);
|
|
}
|
|
fileStream.close();
|
|
return result;
|
|
},
|
|
|
|
/**
|
|
* Load the update manager, initializing state from state files.
|
|
*/
|
|
_ensureUpdates: function UM__ensureUpdates() {
|
|
if (!this._updates) {
|
|
this._updates = this._loadXMLFileIntoArray(getUpdateFile(
|
|
[FILE_UPDATES_DB]));
|
|
var activeUpdates = this._loadXMLFileIntoArray(getUpdateFile(
|
|
[FILE_UPDATE_ACTIVE]));
|
|
if (activeUpdates.length > 0)
|
|
this._activeUpdate = activeUpdates[0];
|
|
}
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
getUpdateAt: function UM_getUpdateAt(index) {
|
|
this._ensureUpdates();
|
|
return this._updates[index];
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
get updateCount() {
|
|
this._ensureUpdates();
|
|
return this._updates.length;
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
get activeUpdate() {
|
|
if (this._activeUpdate &&
|
|
this._activeUpdate.channel != getUpdateChannel()) {
|
|
// User switched channels, clear out any old active updates and remove
|
|
// partial downloads
|
|
this._activeUpdate = null;
|
|
this.saveUpdates();
|
|
|
|
// Destroy the updates directory, since we're done with it.
|
|
cleanUpUpdatesDir();
|
|
}
|
|
return this._activeUpdate;
|
|
},
|
|
set activeUpdate(activeUpdate) {
|
|
this._addUpdate(activeUpdate);
|
|
this._activeUpdate = activeUpdate;
|
|
if (!activeUpdate) {
|
|
// If |activeUpdate| is null, we have updated both lists - the active list
|
|
// and the history list, so we want to write both files.
|
|
this.saveUpdates();
|
|
}
|
|
else
|
|
this._writeUpdatesToXMLFile([this._activeUpdate],
|
|
getUpdateFile([FILE_UPDATE_ACTIVE]));
|
|
return activeUpdate;
|
|
},
|
|
|
|
/**
|
|
* Add an update to the Updates list. If the item already exists in the list,
|
|
* replace the existing value with the new value.
|
|
* @param update
|
|
* The nsIUpdate object to add.
|
|
*/
|
|
_addUpdate: function UM__addUpdate(update) {
|
|
if (!update)
|
|
return;
|
|
this._ensureUpdates();
|
|
if (this._updates) {
|
|
for (var i = 0; i < this._updates.length; ++i) {
|
|
if (this._updates[i] &&
|
|
this._updates[i].appVersion == update.appVersion &&
|
|
this._updates[i].buildID == update.buildID) {
|
|
// Replace the existing entry with the new value, updating
|
|
// all metadata.
|
|
this._updates[i] = update;
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
// Otherwise add it to the front of the list.
|
|
this._updates.unshift(update);
|
|
},
|
|
|
|
/**
|
|
* Serializes an array of updates to an XML file
|
|
* @param updates
|
|
* An array of nsIUpdate objects
|
|
* @param file
|
|
* The nsIFile object to serialize to
|
|
*/
|
|
_writeUpdatesToXMLFile: function UM__writeUpdatesToXMLFile(updates, file) {
|
|
var fos = Cc["@mozilla.org/network/safe-file-output-stream;1"].
|
|
createInstance(Ci.nsIFileOutputStream);
|
|
var modeFlags = FileUtils.MODE_WRONLY | FileUtils.MODE_CREATE |
|
|
FileUtils.MODE_TRUNCATE;
|
|
if (!file.exists())
|
|
file.create(Ci.nsILocalFile.NORMAL_FILE_TYPE, FileUtils.PERMS_FILE);
|
|
fos.init(file, modeFlags, FileUtils.PERMS_FILE, 0);
|
|
|
|
try {
|
|
var parser = Cc["@mozilla.org/xmlextras/domparser;1"].
|
|
createInstance(Ci.nsIDOMParser);
|
|
const EMPTY_UPDATES_DOCUMENT = "<?xml version=\"1.0\"?><updates xmlns=\"http://www.mozilla.org/2005/app-update\"></updates>";
|
|
var doc = parser.parseFromString(EMPTY_UPDATES_DOCUMENT, "text/xml");
|
|
|
|
for (var i = 0; i < updates.length; ++i) {
|
|
if (updates[i])
|
|
doc.documentElement.appendChild(updates[i].serialize(doc));
|
|
}
|
|
|
|
var serializer = Cc["@mozilla.org/xmlextras/xmlserializer;1"].
|
|
createInstance(Ci.nsIDOMSerializer);
|
|
serializer.serializeToStream(doc.documentElement, fos, null);
|
|
}
|
|
catch (e) {
|
|
}
|
|
|
|
FileUtils.closeSafeFileOutputStream(fos);
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
saveUpdates: function UM_saveUpdates() {
|
|
this._writeUpdatesToXMLFile([this._activeUpdate],
|
|
getUpdateFile([FILE_UPDATE_ACTIVE]));
|
|
if (this._activeUpdate)
|
|
this._addUpdate(this._activeUpdate);
|
|
|
|
this._ensureUpdates();
|
|
// Don't write updates that have a temporary state to the updates.xml file.
|
|
if (this._updates) {
|
|
let updates = this._updates.slice();
|
|
for (let i = updates.length - 1; i >= 0; --i) {
|
|
let state = updates[i].state;
|
|
if (state == STATE_NONE || state == STATE_DOWNLOADING ||
|
|
state == STATE_PENDING) {
|
|
updates.splice(i, 1);
|
|
}
|
|
}
|
|
|
|
this._writeUpdatesToXMLFile(updates.slice(0, 10),
|
|
getUpdateFile([FILE_UPDATES_DB]));
|
|
}
|
|
},
|
|
|
|
classID: Components.ID("{093C2356-4843-4C65-8709-D7DBCBBE7DFB}"),
|
|
QueryInterface: XPCOMUtils.generateQI([Ci.nsIUpdateManager, Ci.nsIObserver])
|
|
};
|
|
|
|
/**
|
|
* Checker
|
|
* Checks for new Updates
|
|
* @constructor
|
|
*/
|
|
function Checker() {
|
|
}
|
|
Checker.prototype = {
|
|
/**
|
|
* The XMLHttpRequest object that performs the connection.
|
|
*/
|
|
_request : null,
|
|
|
|
/**
|
|
* The nsIUpdateCheckListener callback
|
|
*/
|
|
_callback : null,
|
|
|
|
/**
|
|
* The URL of the update service XML file to connect to that contains details
|
|
* about available updates.
|
|
*/
|
|
getUpdateURL: function UC_getUpdateURL(force) {
|
|
this._forced = force;
|
|
|
|
// Use the override URL if specified.
|
|
var url = getPref("getCharPref", PREF_APP_UPDATE_URL_OVERRIDE, null);
|
|
|
|
// Otherwise, construct the update URL from component parts.
|
|
if (!url) {
|
|
try {
|
|
url = Services.prefs.getDefaultBranch(null).
|
|
getCharPref(PREF_APP_UPDATE_URL);
|
|
} catch (e) {
|
|
}
|
|
}
|
|
|
|
if (!url || url == "") {
|
|
LOG("Checker:getUpdateURL - update URL not defined");
|
|
return null;
|
|
}
|
|
|
|
url = url.replace(/%PRODUCT%/g, Services.appinfo.name);
|
|
url = url.replace(/%VERSION%/g, Services.appinfo.version);
|
|
url = url.replace(/%BUILD_ID%/g, Services.appinfo.appBuildID);
|
|
url = url.replace(/%BUILD_TARGET%/g, Services.appinfo.OS + "_" + gABI);
|
|
url = url.replace(/%OS_VERSION%/g, gOSVersion);
|
|
if (/%LOCALE%/.test(url))
|
|
url = url.replace(/%LOCALE%/g, getLocale());
|
|
url = url.replace(/%CHANNEL%/g, getUpdateChannel());
|
|
url = url.replace(/%PLATFORM_VERSION%/g, Services.appinfo.platformVersion);
|
|
url = url.replace(/%DISTRIBUTION%/g,
|
|
getDistributionPrefValue(PREF_APP_DISTRIBUTION));
|
|
url = url.replace(/%DISTRIBUTION_VERSION%/g,
|
|
getDistributionPrefValue(PREF_APP_DISTRIBUTION_VERSION));
|
|
url = url.replace(/\+/g, "%2B");
|
|
|
|
if (force)
|
|
url += (url.indexOf("?") != -1 ? "&" : "?") + "force=1";
|
|
|
|
LOG("Checker:getUpdateURL - update URL: " + url);
|
|
return url;
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
checkForUpdates: function UC_checkForUpdates(listener, force) {
|
|
if (!listener)
|
|
throw Cr.NS_ERROR_NULL_POINTER;
|
|
|
|
var url = this.getUpdateURL(force);
|
|
if (!url || (!this.enabled && !force))
|
|
return;
|
|
|
|
this._request = Cc["@mozilla.org/xmlextras/xmlhttprequest;1"].
|
|
createInstance(Ci.nsIXMLHttpRequest);
|
|
this._request.open("GET", url, true);
|
|
var allowNonBuiltIn = !getPref("getBoolPref",
|
|
PREF_APP_UPDATE_CERT_REQUIREBUILTIN, true);
|
|
this._request.channel.notificationCallbacks = new gCertUtils.BadCertHandler(allowNonBuiltIn);
|
|
this._request.overrideMimeType("text/xml");
|
|
this._request.setRequestHeader("Cache-Control", "no-cache");
|
|
|
|
var self = this;
|
|
this._request.onerror = function(event) { self.onError(event); };
|
|
this._request.onload = function(event) { self.onLoad(event); };
|
|
this._request.onprogress = function(event) { self.onProgress(event); };
|
|
|
|
LOG("Checker:checkForUpdates - sending request to: " + url);
|
|
this._request.send(null);
|
|
|
|
this._callback = listener;
|
|
},
|
|
|
|
/**
|
|
* When progress associated with the XMLHttpRequest is received.
|
|
* @param event
|
|
* The nsIDOMLSProgressEvent for the load.
|
|
*/
|
|
onProgress: function UC_onProgress(event) {
|
|
LOG("Checker:onProgress - " + event.position + "/" + event.totalSize);
|
|
this._callback.onProgress(event.target, event.position, event.totalSize);
|
|
},
|
|
|
|
/**
|
|
* Returns an array of nsIUpdate objects discovered by the update check.
|
|
* @throws if the XML document element node name is not updates.
|
|
*/
|
|
get _updates() {
|
|
var updatesElement = this._request.responseXML.documentElement;
|
|
if (!updatesElement) {
|
|
LOG("Checker:_updates get - empty updates document?!");
|
|
return [];
|
|
}
|
|
|
|
if (updatesElement.nodeName != "updates") {
|
|
LOG("Checker:updates get - unexpected node name!");
|
|
throw new Error("Unexpected node name, expected: updates, got: " +
|
|
updatesElement.nodeName);
|
|
}
|
|
|
|
const ELEMENT_NODE = Ci.nsIDOMNode.ELEMENT_NODE;
|
|
var updates = [];
|
|
for (var i = 0; i < updatesElement.childNodes.length; ++i) {
|
|
var updateElement = updatesElement.childNodes.item(i);
|
|
if (updateElement.nodeType != ELEMENT_NODE ||
|
|
updateElement.localName != "update")
|
|
continue;
|
|
|
|
updateElement.QueryInterface(Ci.nsIDOMElement);
|
|
try {
|
|
var update = new Update(updateElement);
|
|
} catch (e) {
|
|
LOG("Checker:updates get - invalid <update/>, ignoring...");
|
|
continue;
|
|
}
|
|
update.serviceURL = this.getUpdateURL(this._forced);
|
|
update.channel = getUpdateChannel();
|
|
updates.push(update);
|
|
}
|
|
|
|
return updates;
|
|
},
|
|
|
|
/**
|
|
* Returns the status code for the XMLHttpRequest
|
|
*/
|
|
_getChannelStatus: function UC__getChannelStatus(request) {
|
|
var status = 0;
|
|
try {
|
|
status = request.status;
|
|
}
|
|
catch (e) {
|
|
}
|
|
|
|
if (status == 0)
|
|
status = request.channel.QueryInterface(Ci.nsIRequest).status;
|
|
return status;
|
|
},
|
|
|
|
/**
|
|
* The XMLHttpRequest succeeded and the document was loaded.
|
|
* @param event
|
|
* The nsIDOMEvent for the load
|
|
*/
|
|
onLoad: function UC_onLoad(event) {
|
|
LOG("Checker:onLoad - request completed downloading document");
|
|
|
|
var prefs = Services.prefs;
|
|
var certs = null;
|
|
if (!prefs.prefHasUserValue(PREF_APP_UPDATE_URL_OVERRIDE) &&
|
|
getPref("getBoolPref", PREF_APP_UPDATE_CERT_CHECKATTRS, true) &&
|
|
prefs.getBranch(PREF_APP_UPDATE_CERTS_BRANCH).getChildList("").length) {
|
|
certs = [];
|
|
let counter = 1;
|
|
while (true) {
|
|
let prefBranchCert = prefs.getBranch(PREF_APP_UPDATE_CERTS_BRANCH +
|
|
counter + ".");
|
|
let prefCertAttrs = prefBranchCert.getChildList("");
|
|
if (prefCertAttrs.length == 0)
|
|
break;
|
|
|
|
let certAttrs = {};
|
|
for each (let prefCertAttr in prefCertAttrs)
|
|
certAttrs[prefCertAttr] = prefBranchCert.getCharPref(prefCertAttr);
|
|
|
|
certs.push(certAttrs);
|
|
counter++;
|
|
}
|
|
}
|
|
|
|
try {
|
|
// Analyze the resulting DOM and determine the set of updates.
|
|
var updates = this._updates;
|
|
LOG("Checker:onLoad - number of updates available: " + updates.length);
|
|
var allowNonBuiltIn = !getPref("getBoolPref",
|
|
PREF_APP_UPDATE_CERT_REQUIREBUILTIN, true);
|
|
gCertUtils.checkCert(this._request.channel, allowNonBuiltIn, certs);
|
|
|
|
if (Services.prefs.prefHasUserValue(PREF_APP_UPDATE_CERT_ERRORS))
|
|
Services.prefs.clearUserPref(PREF_APP_UPDATE_CERT_ERRORS);
|
|
|
|
if (Services.prefs.prefHasUserValue(PREF_APP_UPDATE_BACKGROUNDERRORS))
|
|
Services.prefs.clearUserPref(PREF_APP_UPDATE_BACKGROUNDERRORS);
|
|
|
|
// Tell the Update Service about the updates
|
|
this._callback.onCheckComplete(event.target, updates, updates.length);
|
|
}
|
|
catch (e) {
|
|
LOG("Checker:onLoad - there was a problem checking for updates. " +
|
|
"Exception: " + e);
|
|
var request = event.target;
|
|
var status = this._getChannelStatus(request);
|
|
LOG("Checker:onLoad - request.status: " + status);
|
|
var update = new Update(null);
|
|
update.statusText = getStatusTextFromCode(status, 404);
|
|
if (e.result == Cr.NS_ERROR_ILLEGAL_VALUE) {
|
|
update.errorCode = updates[0] ? CERT_ATTR_CHECK_FAILED_HAS_UPDATE
|
|
: CERT_ATTR_CHECK_FAILED_NO_UPDATE;
|
|
}
|
|
this._callback.onError(request, update);
|
|
}
|
|
|
|
this._request = null;
|
|
},
|
|
|
|
/**
|
|
* There was an error of some kind during the XMLHttpRequest
|
|
* @param event
|
|
* The nsIDOMEvent for the load
|
|
*/
|
|
onError: function UC_onError(event) {
|
|
var request = event.target;
|
|
var status = this._getChannelStatus(request);
|
|
LOG("Checker:onError - request.status: " + status);
|
|
|
|
// If we can't find an error string specific to this status code,
|
|
// just use the 200 message from above, which means everything
|
|
// "looks" fine but there was probably an XML error or a bogus file.
|
|
var update = new Update(null);
|
|
update.statusText = getStatusTextFromCode(status, 200);
|
|
this._callback.onError(request, update);
|
|
|
|
this._request = null;
|
|
},
|
|
|
|
/**
|
|
* Whether or not we are allowed to do update checking.
|
|
*/
|
|
_enabled: true,
|
|
get enabled() {
|
|
return getPref("getBoolPref", PREF_APP_UPDATE_ENABLED, true) &&
|
|
gCanCheckForUpdates && this._enabled;
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
stopChecking: function UC_stopChecking(duration) {
|
|
// Always stop the current check
|
|
if (this._request)
|
|
this._request.abort();
|
|
|
|
switch (duration) {
|
|
case Ci.nsIUpdateChecker.CURRENT_SESSION:
|
|
this._enabled = false;
|
|
break;
|
|
case Ci.nsIUpdateChecker.ANY_CHECKS:
|
|
this._enabled = false;
|
|
Services.prefs.setBoolPref(PREF_APP_UPDATE_ENABLED, this._enabled);
|
|
break;
|
|
}
|
|
},
|
|
|
|
classID: Components.ID("{898CDC9B-E43F-422F-9CC4-2F6291B415A3}"),
|
|
QueryInterface: XPCOMUtils.generateQI([Ci.nsIUpdateChecker])
|
|
};
|
|
|
|
/**
|
|
* Manages the download of updates
|
|
* @param background
|
|
* Whether or not this downloader is operating in background
|
|
* update mode.
|
|
* @constructor
|
|
*/
|
|
function Downloader(background) {
|
|
this.background = background;
|
|
}
|
|
Downloader.prototype = {
|
|
/**
|
|
* The nsIUpdatePatch that we are downloading
|
|
*/
|
|
_patch: null,
|
|
|
|
/**
|
|
* The nsIUpdate that we are downloading
|
|
*/
|
|
_update: null,
|
|
|
|
/**
|
|
* The nsIIncrementalDownload object handling the download
|
|
*/
|
|
_request: null,
|
|
|
|
/**
|
|
* Whether or not the update being downloaded is a complete replacement of
|
|
* the user's existing installation or a patch representing the difference
|
|
* between the new version and the previous version.
|
|
*/
|
|
isCompleteUpdate: null,
|
|
|
|
/**
|
|
* Cancels the active download.
|
|
*/
|
|
cancel: function Downloader_cancel() {
|
|
if (this._request && this._request instanceof Ci.nsIRequest)
|
|
this._request.cancel(Cr.NS_BINDING_ABORTED);
|
|
},
|
|
|
|
/**
|
|
* Whether or not a patch has been downloaded and staged for installation.
|
|
*/
|
|
get patchIsStaged() {
|
|
return readStatusFile(getUpdatesDir()) == STATE_PENDING;
|
|
},
|
|
|
|
/**
|
|
* Verify the downloaded file. We assume that the download is complete at
|
|
* this point.
|
|
*/
|
|
_verifyDownload: function Downloader__verifyDownload() {
|
|
if (!this._request)
|
|
return false;
|
|
|
|
var destination = this._request.destination;
|
|
|
|
// Ensure that the file size matches the expected file size.
|
|
if (destination.fileSize != this._patch.size)
|
|
return false;
|
|
|
|
var fileStream = Cc["@mozilla.org/network/file-input-stream;1"].
|
|
createInstance(Ci.nsIFileInputStream);
|
|
fileStream.init(destination, FileUtils.MODE_RDONLY, FileUtils.PERMS_FILE, 0);
|
|
|
|
try {
|
|
var hash = Cc["@mozilla.org/security/hash;1"].
|
|
createInstance(Ci.nsICryptoHash);
|
|
var hashFunction = Ci.nsICryptoHash[this._patch.hashFunction.toUpperCase()];
|
|
if (hashFunction == undefined)
|
|
throw Cr.NS_ERROR_UNEXPECTED;
|
|
hash.init(hashFunction);
|
|
hash.updateFromStream(fileStream, -1);
|
|
// NOTE: For now, we assume that the format of _patch.hashValue is hex
|
|
// encoded binary (such as what is typically output by programs like
|
|
// sha1sum). In the future, this may change to base64 depending on how
|
|
// we choose to compute these hashes.
|
|
digest = binaryToHex(hash.finish(false));
|
|
} catch (e) {
|
|
LOG("Downloader:_verifyDownload - failed to compute hash of the " +
|
|
"downloaded update archive");
|
|
digest = "";
|
|
}
|
|
|
|
fileStream.close();
|
|
|
|
return digest == this._patch.hashValue.toLowerCase();
|
|
},
|
|
|
|
/**
|
|
* Select the patch to use given the current state of updateDir and the given
|
|
* set of update patches.
|
|
* @param update
|
|
* A nsIUpdate object to select a patch from
|
|
* @param updateDir
|
|
* A nsIFile representing the update directory
|
|
* @returns A nsIUpdatePatch object to download
|
|
*/
|
|
_selectPatch: function Downloader__selectPatch(update, updateDir) {
|
|
// Given an update to download, we will always try to download the patch
|
|
// for a partial update over the patch for a full update.
|
|
|
|
/**
|
|
* Return the first UpdatePatch with the given type.
|
|
* @param type
|
|
* The type of the patch ("complete" or "partial")
|
|
* @returns A nsIUpdatePatch object matching the type specified
|
|
*/
|
|
function getPatchOfType(type) {
|
|
for (var i = 0; i < update.patchCount; ++i) {
|
|
var patch = update.getPatchAt(i);
|
|
if (patch && patch.type == type)
|
|
return patch;
|
|
}
|
|
return null;
|
|
}
|
|
|
|
// Look to see if any of the patches in the Update object has been
|
|
// pre-selected for download, otherwise we must figure out which one
|
|
// to select ourselves.
|
|
var selectedPatch = update.selectedPatch;
|
|
|
|
var state = readStatusFile(updateDir);
|
|
|
|
// If this is a patch that we know about, then select it. If it is a patch
|
|
// that we do not know about, then remove it and use our default logic.
|
|
var useComplete = false;
|
|
if (selectedPatch) {
|
|
LOG("Downloader:_selectPatch - found existing patch with state: " +
|
|
state);
|
|
switch (state) {
|
|
case STATE_DOWNLOADING:
|
|
LOG("Downloader:_selectPatch - resuming download");
|
|
return selectedPatch;
|
|
case STATE_PENDING:
|
|
LOG("Downloader:_selectPatch - already downloaded and staged");
|
|
return null;
|
|
default:
|
|
// Something went wrong when we tried to apply the previous patch.
|
|
// Try the complete patch next time.
|
|
if (update && selectedPatch.type == "partial") {
|
|
useComplete = true;
|
|
} else {
|
|
// This is a pretty fatal error. Just bail.
|
|
LOG("Downloader:_selectPatch - failed to apply complete patch!");
|
|
writeStatusFile(updateDir, STATE_NONE);
|
|
writeVersionFile(getUpdatesDir(), null);
|
|
return null;
|
|
}
|
|
}
|
|
|
|
selectedPatch = null;
|
|
}
|
|
|
|
// If we were not able to discover an update from a previous download, we
|
|
// select the best patch from the given set.
|
|
var partialPatch = getPatchOfType("partial");
|
|
if (!useComplete)
|
|
selectedPatch = partialPatch;
|
|
if (!selectedPatch) {
|
|
if (partialPatch)
|
|
partialPatch.selected = false;
|
|
selectedPatch = getPatchOfType("complete");
|
|
}
|
|
|
|
// Restore the updateDir since we may have deleted it.
|
|
updateDir = getUpdatesDir();
|
|
|
|
// if update only contains a partial patch, selectedPatch == null here if
|
|
// the partial patch has been attempted and fails and we're trying to get a
|
|
// complete patch
|
|
if (selectedPatch)
|
|
selectedPatch.selected = true;
|
|
|
|
update.isCompleteUpdate = useComplete;
|
|
|
|
// Reset the Active Update object on the Update Manager and flush the
|
|
// Active Update DB.
|
|
var um = Cc["@mozilla.org/updates/update-manager;1"].
|
|
getService(Ci.nsIUpdateManager);
|
|
um.activeUpdate = update;
|
|
|
|
return selectedPatch;
|
|
},
|
|
|
|
/**
|
|
* Whether or not we are currently downloading something.
|
|
*/
|
|
get isBusy() {
|
|
return this._request != null;
|
|
},
|
|
|
|
/**
|
|
* Download and stage the given update.
|
|
* @param update
|
|
* A nsIUpdate object to download a patch for. Cannot be null.
|
|
*/
|
|
downloadUpdate: function Downloader_downloadUpdate(update) {
|
|
if (!update)
|
|
throw Cr.NS_ERROR_NULL_POINTER;
|
|
|
|
var updateDir = getUpdatesDir();
|
|
|
|
this._update = update;
|
|
|
|
// This function may return null, which indicates that there are no patches
|
|
// to download.
|
|
this._patch = this._selectPatch(update, updateDir);
|
|
if (!this._patch) {
|
|
LOG("Downloader:downloadUpdate - no patch to download");
|
|
return readStatusFile(updateDir);
|
|
}
|
|
this.isCompleteUpdate = this._patch.type == "complete";
|
|
|
|
var patchFile = updateDir.clone();
|
|
patchFile.append(FILE_UPDATE_ARCHIVE);
|
|
|
|
var uri = Services.io.newURI(this._patch.URL, null, null);
|
|
|
|
this._request = Cc["@mozilla.org/network/incremental-download;1"].
|
|
createInstance(Ci.nsIIncrementalDownload);
|
|
|
|
LOG("Downloader:downloadUpdate - downloading from " + uri.spec + " to " +
|
|
patchFile.path);
|
|
var interval = this.background ? getPref("getIntPref",
|
|
PREF_APP_UPDATE_BACKGROUND_INTERVAL,
|
|
DOWNLOAD_BACKGROUND_INTERVAL)
|
|
: DOWNLOAD_FOREGROUND_INTERVAL;
|
|
this._request.init(uri, patchFile, DOWNLOAD_CHUNK_SIZE, interval);
|
|
this._request.start(this, null);
|
|
|
|
writeStatusFile(updateDir, STATE_DOWNLOADING);
|
|
this._patch.QueryInterface(Ci.nsIWritablePropertyBag);
|
|
this._patch.state = STATE_DOWNLOADING;
|
|
var um = Cc["@mozilla.org/updates/update-manager;1"].
|
|
getService(Ci.nsIUpdateManager);
|
|
um.saveUpdates();
|
|
return STATE_DOWNLOADING;
|
|
},
|
|
|
|
/**
|
|
* An array of download listeners to notify when we receive
|
|
* nsIRequestObserver or nsIProgressEventSink method calls.
|
|
*/
|
|
_listeners: [],
|
|
|
|
/**
|
|
* Adds a listener to the download process
|
|
* @param listener
|
|
* A download listener, implementing nsIRequestObserver and
|
|
* nsIProgressEventSink
|
|
*/
|
|
addDownloadListener: function Downloader_addDownloadListener(listener) {
|
|
for (var i = 0; i < this._listeners.length; ++i) {
|
|
if (this._listeners[i] == listener)
|
|
return;
|
|
}
|
|
this._listeners.push(listener);
|
|
},
|
|
|
|
/**
|
|
* Removes a download listener
|
|
* @param listener
|
|
* The listener to remove.
|
|
*/
|
|
removeDownloadListener: function Downloader_removeDownloadListener(listener) {
|
|
for (var i = 0; i < this._listeners.length; ++i) {
|
|
if (this._listeners[i] == listener) {
|
|
this._listeners.splice(i, 1);
|
|
return;
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* When the async request begins
|
|
* @param request
|
|
* The nsIRequest object for the transfer
|
|
* @param context
|
|
* Additional data
|
|
*/
|
|
onStartRequest: function Downloader_onStartRequest(request, context) {
|
|
if (request instanceof Ci.nsIIncrementalDownload)
|
|
LOG("Downloader:onStartRequest - original URI spec: " + request.URI.spec +
|
|
", final URI spec: " + request.finalURI.spec);
|
|
// Always set finalURL in onStartRequest since it can change.
|
|
this._patch.finalURL = request.finalURI.spec;
|
|
var um = Cc["@mozilla.org/updates/update-manager;1"].
|
|
getService(Ci.nsIUpdateManager);
|
|
um.saveUpdates();
|
|
|
|
var listenerCount = this._listeners.length;
|
|
for (var i = 0; i < listenerCount; ++i)
|
|
this._listeners[i].onStartRequest(request, context);
|
|
},
|
|
|
|
/**
|
|
* When new data has been downloaded
|
|
* @param request
|
|
* The nsIRequest object for the transfer
|
|
* @param context
|
|
* Additional data
|
|
* @param progress
|
|
* The current number of bytes transferred
|
|
* @param maxProgress
|
|
* The total number of bytes that must be transferred
|
|
*/
|
|
onProgress: function Downloader_onProgress(request, context, progress,
|
|
maxProgress) {
|
|
LOG("Downloader:onProgress - progress: " + progress + "/" + maxProgress);
|
|
|
|
var listenerCount = this._listeners.length;
|
|
for (var i = 0; i < listenerCount; ++i) {
|
|
var listener = this._listeners[i];
|
|
if (listener instanceof Ci.nsIProgressEventSink)
|
|
listener.onProgress(request, context, progress, maxProgress);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* When we have new status text
|
|
* @param request
|
|
* The nsIRequest object for the transfer
|
|
* @param context
|
|
* Additional data
|
|
* @param status
|
|
* A status code
|
|
* @param statusText
|
|
* Human readable version of |status|
|
|
*/
|
|
onStatus: function Downloader_onStatus(request, context, status, statusText) {
|
|
LOG("Downloader:onStatus - status: " + status + ", statusText: " +
|
|
statusText);
|
|
|
|
var listenerCount = this._listeners.length;
|
|
for (var i = 0; i < listenerCount; ++i) {
|
|
var listener = this._listeners[i];
|
|
if (listener instanceof Ci.nsIProgressEventSink)
|
|
listener.onStatus(request, context, status, statusText);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* When data transfer ceases
|
|
* @param request
|
|
* The nsIRequest object for the transfer
|
|
* @param context
|
|
* Additional data
|
|
* @param status
|
|
* Status code containing the reason for the cessation.
|
|
*/
|
|
onStopRequest: function Downloader_onStopRequest(request, context, status) {
|
|
if (request instanceof Ci.nsIIncrementalDownload)
|
|
LOG("Downloader:onStopRequest - original URI spec: " + request.URI.spec +
|
|
", final URI spec: " + request.finalURI.spec + ", status: " + status);
|
|
|
|
var state = this._patch.state;
|
|
var shouldShowPrompt = false;
|
|
var deleteActiveUpdate = false;
|
|
if (Components.isSuccessCode(status)) {
|
|
if (this._verifyDownload()) {
|
|
state = STATE_PENDING;
|
|
|
|
// We only need to explicitly show the prompt if this is a background
|
|
// download, since otherwise some kind of UI is already visible and
|
|
// that UI will notify.
|
|
if (this.background)
|
|
shouldShowPrompt = true;
|
|
|
|
// Tell the updater.exe we're ready to apply.
|
|
writeStatusFile(getUpdatesDir(), state);
|
|
writeVersionFile(getUpdatesDir(), this._update.appVersion);
|
|
this._update.installDate = (new Date()).getTime();
|
|
this._update.statusText = gUpdateBundle.GetStringFromName("installPending");
|
|
}
|
|
else {
|
|
LOG("Downloader:onStopRequest - download verification failed");
|
|
state = STATE_DOWNLOAD_FAILED;
|
|
|
|
// TODO: use more informative error code here
|
|
status = Cr.NS_ERROR_UNEXPECTED;
|
|
|
|
// Yes, this code is a string.
|
|
const vfCode = "verification_failed";
|
|
var message = getStatusTextFromCode(vfCode, vfCode);
|
|
this._update.statusText = message;
|
|
|
|
if (this._update.isCompleteUpdate || this._update.patchCount != 2)
|
|
deleteActiveUpdate = true;
|
|
|
|
// Destroy the updates directory, since we're done with it.
|
|
cleanUpUpdatesDir();
|
|
}
|
|
}
|
|
else if (status != Cr.NS_BINDING_ABORTED &&
|
|
status != Cr.NS_ERROR_ABORT) {
|
|
LOG("Downloader:onStopRequest - non-verification failure");
|
|
// Some sort of other failure, log this in the |statusText| property
|
|
state = STATE_DOWNLOAD_FAILED;
|
|
|
|
// XXXben - if |request| (The Incremental Download) provided a means
|
|
// for accessing the http channel we could do more here.
|
|
|
|
const NS_BINDING_FAILED = 2152398849;
|
|
this._update.statusText = getStatusTextFromCode(status,
|
|
NS_BINDING_FAILED);
|
|
|
|
// Destroy the updates directory, since we're done with it.
|
|
cleanUpUpdatesDir();
|
|
|
|
deleteActiveUpdate = true;
|
|
}
|
|
LOG("Downloader:onStopRequest - setting state to: " + state);
|
|
this._patch.state = state;
|
|
var um = Cc["@mozilla.org/updates/update-manager;1"].
|
|
getService(Ci.nsIUpdateManager);
|
|
if (deleteActiveUpdate) {
|
|
this._update.installDate = (new Date()).getTime();
|
|
um.activeUpdate = null;
|
|
}
|
|
else {
|
|
if (um.activeUpdate)
|
|
um.activeUpdate.state = state;
|
|
}
|
|
um.saveUpdates();
|
|
|
|
var listenerCount = this._listeners.length;
|
|
for (var i = 0; i < listenerCount; ++i)
|
|
this._listeners[i].onStopRequest(request, context, status);
|
|
|
|
this._request = null;
|
|
|
|
if (state == STATE_DOWNLOAD_FAILED) {
|
|
var allFailed = true;
|
|
// Check if there is a complete update patch that can be downloaded.
|
|
if (!this._update.isCompleteUpdate && this._update.patchCount == 2) {
|
|
LOG("Downloader:onStopRequest - verification of patch failed, " +
|
|
"downloading complete update patch");
|
|
this._update.isCompleteUpdate = true;
|
|
var status = this.downloadUpdate(this._update);
|
|
|
|
if (status == STATE_NONE) {
|
|
cleanupActiveUpdate();
|
|
} else {
|
|
allFailed = false;
|
|
}
|
|
}
|
|
|
|
if (allFailed) {
|
|
LOG("Downloader:onStopRequest - all update patch downloads failed");
|
|
// If the update UI is not open (e.g. the user closed the window while
|
|
// downloading) and if at any point this was a foreground download
|
|
// notify the user about the error. If the update was a background
|
|
// update there is no notification since the user won't be expecting it.
|
|
if (!Services.wm.getMostRecentWindow(UPDATE_WINDOW_NAME)) {
|
|
try {
|
|
this._update.QueryInterface(Ci.nsIWritablePropertyBag);
|
|
var fgdl = this._update.getProperty("foregroundDownload");
|
|
}
|
|
catch (e) {
|
|
}
|
|
|
|
if (fgdl == "true") {
|
|
var prompter = Cc["@mozilla.org/updates/update-prompt;1"].
|
|
createInstance(Ci.nsIUpdatePrompt);
|
|
prompter.showUpdateError(this._update);
|
|
}
|
|
}
|
|
// Prevent leaking the update object (bug 454964).
|
|
this._update = null;
|
|
}
|
|
// A complete download has been initiated or the failure was handled.
|
|
return;
|
|
}
|
|
|
|
// Do this after *everything* else, since it will likely cause the app
|
|
// to shut down.
|
|
if (shouldShowPrompt) {
|
|
// Notify the user that an update has been downloaded and is ready for
|
|
// installation (i.e. that they should restart the application). We do
|
|
// not notify on failed update attempts.
|
|
var prompter = Cc["@mozilla.org/updates/update-prompt;1"].
|
|
createInstance(Ci.nsIUpdatePrompt);
|
|
prompter.showUpdateDownloaded(this._update, true);
|
|
}
|
|
// Prevent leaking the update object (bug 454964)
|
|
this._update = null;
|
|
},
|
|
|
|
/**
|
|
* See nsIInterfaceRequestor.idl
|
|
*/
|
|
getInterface: function Downloader_getInterface(iid) {
|
|
// The network request may require proxy authentication, so provide the
|
|
// default nsIAuthPrompt if requested.
|
|
if (iid.equals(Ci.nsIAuthPrompt)) {
|
|
var prompt = Cc["@mozilla.org/network/default-auth-prompt;1"].
|
|
createInstance();
|
|
return prompt.QueryInterface(iid);
|
|
}
|
|
throw Components.results.NS_NOINTERFACE;
|
|
},
|
|
|
|
QueryInterface: XPCOMUtils.generateQI([Ci.nsIRequestObserver,
|
|
Ci.nsIProgressEventSink,
|
|
Ci.nsIInterfaceRequestor])
|
|
};
|
|
|
|
/**
|
|
* UpdatePrompt
|
|
* An object which can prompt the user with information about updates, request
|
|
* action, etc. Embedding clients can override this component with one that
|
|
* invokes a native front end.
|
|
* @constructor
|
|
*/
|
|
function UpdatePrompt() {
|
|
}
|
|
UpdatePrompt.prototype = {
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
checkForUpdates: function UP_checkForUpdates() {
|
|
if (this._getAltUpdateWindow())
|
|
return;
|
|
|
|
this._showUI(null, URI_UPDATE_PROMPT_DIALOG, null, UPDATE_WINDOW_NAME,
|
|
null, null);
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
showUpdateAvailable: function UP_showUpdateAvailable(update) {
|
|
if (getPref("getBoolPref", PREF_APP_UPDATE_SILENT, false) ||
|
|
this._getUpdateWindow() || this._getAltUpdateWindow())
|
|
return;
|
|
|
|
var stringsPrefix = "updateAvailable_" + update.type + ".";
|
|
var title = gUpdateBundle.formatStringFromName(stringsPrefix + "title",
|
|
[update.name], 1);
|
|
var text = gUpdateBundle.GetStringFromName(stringsPrefix + "text");
|
|
var imageUrl = "";
|
|
this._showUnobtrusiveUI(null, URI_UPDATE_PROMPT_DIALOG, null,
|
|
UPDATE_WINDOW_NAME, "updatesavailable", update,
|
|
title, text, imageUrl);
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
showUpdateDownloaded: function UP_showUpdateDownloaded(update, background) {
|
|
if (this._getAltUpdateWindow())
|
|
return;
|
|
|
|
if (background) {
|
|
if (getPref("getBoolPref", PREF_APP_UPDATE_SILENT, false))
|
|
return;
|
|
|
|
var stringsPrefix = "updateDownloaded_" + update.type + ".";
|
|
var title = gUpdateBundle.formatStringFromName(stringsPrefix + "title",
|
|
[update.name], 1);
|
|
var text = gUpdateBundle.GetStringFromName(stringsPrefix + "text");
|
|
var imageUrl = "";
|
|
this._showUnobtrusiveUI(null, URI_UPDATE_PROMPT_DIALOG, null,
|
|
UPDATE_WINDOW_NAME, "finishedBackground", update,
|
|
title, text, imageUrl);
|
|
} else {
|
|
this._showUI(null, URI_UPDATE_PROMPT_DIALOG, null,
|
|
UPDATE_WINDOW_NAME, "finishedBackground", update);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
showUpdateInstalled: function UP_showUpdateInstalled() {
|
|
if (getPref("getBoolPref", PREF_APP_UPDATE_SILENT, false) ||
|
|
!getPref("getBoolPref", PREF_APP_UPDATE_SHOW_INSTALLED_UI, false) ||
|
|
this._getUpdateWindow())
|
|
return;
|
|
|
|
var page = "installed";
|
|
var win = this._getUpdateWindow();
|
|
if (win) {
|
|
if (page && "setCurrentPage" in win)
|
|
win.setCurrentPage(page);
|
|
win.focus();
|
|
}
|
|
else {
|
|
var openFeatures = "chrome,centerscreen,dialog=no,resizable=no,titlebar,toolbar=no";
|
|
var arg = Cc["@mozilla.org/supports-string;1"].
|
|
createInstance(Ci.nsISupportsString);
|
|
arg.data = page;
|
|
Services.ww.openWindow(null, URI_UPDATE_PROMPT_DIALOG, null, openFeatures, arg);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
showUpdateError: function UP_showUpdateError(update) {
|
|
if (getPref("getBoolPref", PREF_APP_UPDATE_SILENT, false) ||
|
|
this._getAltUpdateWindow())
|
|
return;
|
|
|
|
// In some cases, we want to just show a simple alert dialog:
|
|
if (update.state == STATE_FAILED && update.errorCode == WRITE_ERROR) {
|
|
var title = gUpdateBundle.GetStringFromName("updaterIOErrorTitle");
|
|
var text = gUpdateBundle.formatStringFromName("updaterIOErrorMsg",
|
|
[Services.appinfo.name,
|
|
Services.appinfo.name], 2);
|
|
Services.ww.getNewPrompter(null).alert(title, text);
|
|
return;
|
|
}
|
|
|
|
if (update.errorCode == CERT_ATTR_CHECK_FAILED_NO_UPDATE ||
|
|
update.errorCode == CERT_ATTR_CHECK_FAILED_HAS_UPDATE ||
|
|
update.errorCode == BACKGROUNDCHECK_MULTIPLE_FAILURES) {
|
|
this._showUIWhenIdle(null, URI_UPDATE_PROMPT_DIALOG, null,
|
|
UPDATE_WINDOW_NAME, null, update);
|
|
return;
|
|
}
|
|
|
|
this._showUI(null, URI_UPDATE_PROMPT_DIALOG, null, UPDATE_WINDOW_NAME,
|
|
"errors", update);
|
|
},
|
|
|
|
/**
|
|
* See nsIUpdateService.idl
|
|
*/
|
|
showUpdateHistory: function UP_showUpdateHistory(parent) {
|
|
this._showUI(parent, URI_UPDATE_HISTORY_DIALOG, "modal,dialog=yes",
|
|
"Update:History", null, null);
|
|
},
|
|
|
|
/**
|
|
* Returns the update window if present.
|
|
*/
|
|
_getUpdateWindow: function UP__getUpdateWindow() {
|
|
return Services.wm.getMostRecentWindow(UPDATE_WINDOW_NAME);
|
|
},
|
|
|
|
/**
|
|
* Returns an alternative update window if present. When a window with this
|
|
* windowtype is open the application update service won't open the normal
|
|
* application update user interface window.
|
|
*/
|
|
_getAltUpdateWindow: function UP__getAltUpdateWindow() {
|
|
let windowType = getPref("getCharPref", PREF_APP_UPDATE_ALTWINDOWTYPE, null);
|
|
if (!windowType)
|
|
return null;
|
|
return Services.wm.getMostRecentWindow(windowType);
|
|
},
|
|
|
|
/**
|
|
* Initiate a less obtrusive UI, starting with a non-modal notification alert
|
|
* @param parent
|
|
* A parent window, can be null
|
|
* @param uri
|
|
* The URI string of the dialog to show
|
|
* @param name
|
|
* The Window Name of the dialog to show, in case it is already open
|
|
* and can merely be focused
|
|
* @param page
|
|
* The page of the wizard to be displayed, if one is already open.
|
|
* @param update
|
|
* An update to pass to the UI in the window arguments.
|
|
* Can be null
|
|
* @param title
|
|
* The title for the notification alert.
|
|
* @param text
|
|
* The contents of the notification alert.
|
|
* @param imageUrl
|
|
* A URL identifying the image to put in the notification alert.
|
|
*/
|
|
_showUnobtrusiveUI: function UP__showUnobUI(parent, uri, features, name, page,
|
|
update, title, text, imageUrl) {
|
|
var observer = {
|
|
updatePrompt: this,
|
|
service: null,
|
|
timer: null,
|
|
notify: function () {
|
|
// the user hasn't restarted yet => prompt when idle
|
|
this.service.removeObserver(this, "quit-application");
|
|
// If the update window is already open skip showing the UI
|
|
if (this.updatePrompt._getUpdateWindow())
|
|
return;
|
|
this.updatePrompt._showUIWhenIdle(parent, uri, features, name, page, update);
|
|
},
|
|
observe: function (aSubject, aTopic, aData) {
|
|
switch (aTopic) {
|
|
case "alertclickcallback":
|
|
this.updatePrompt._showUI(parent, uri, features, name, page, update);
|
|
// fall thru
|
|
case "quit-application":
|
|
if (this.timer)
|
|
this.timer.cancel();
|
|
this.service.removeObserver(this, "quit-application");
|
|
break;
|
|
}
|
|
}
|
|
};
|
|
|
|
// bug 534090 - show the UI for update available notifications when the
|
|
// the system has been idle for at least IDLE_TIME without displaying an
|
|
// alert notification.
|
|
if (page == "updatesavailable") {
|
|
var idleService = Cc["@mozilla.org/widget/idleservice;1"].
|
|
getService(Ci.nsIIdleService);
|
|
|
|
const IDLE_TIME = getPref("getIntPref", PREF_APP_UPDATE_IDLETIME, 60);
|
|
if (idleService.idleTime / 1000 >= IDLE_TIME) {
|
|
this._showUI(parent, uri, features, name, page, update);
|
|
return;
|
|
}
|
|
}
|
|
|
|
try {
|
|
var notifier = Cc["@mozilla.org/alerts-service;1"].
|
|
getService(Ci.nsIAlertsService);
|
|
notifier.showAlertNotification(imageUrl, title, text, true, "", observer);
|
|
}
|
|
catch (e) {
|
|
// Failed to retrieve alerts service, platform unsupported
|
|
this._showUIWhenIdle(parent, uri, features, name, page, update);
|
|
return;
|
|
}
|
|
|
|
observer.service = Services.obs;
|
|
observer.service.addObserver(observer, "quit-application", false);
|
|
|
|
// bug 534090 - show the UI when idle for update available notifications.
|
|
if (page == "updatesavailable") {
|
|
this._showUIWhenIdle(parent, uri, features, name, page, update);
|
|
return;
|
|
}
|
|
|
|
// Give the user x seconds to react before showing the big UI
|
|
var promptWaitTime = getPref("getIntPref", PREF_APP_UPDATE_PROMPTWAITTIME, 43200);
|
|
observer.timer = Cc["@mozilla.org/timer;1"].
|
|
createInstance(Ci.nsITimer);
|
|
observer.timer.initWithCallback(observer, promptWaitTime * 1000,
|
|
observer.timer.TYPE_ONE_SHOT);
|
|
},
|
|
|
|
/**
|
|
* Show the UI when the user was idle
|
|
* @param parent
|
|
* A parent window, can be null
|
|
* @param uri
|
|
* The URI string of the dialog to show
|
|
* @param name
|
|
* The Window Name of the dialog to show, in case it is already open
|
|
* and can merely be focused
|
|
* @param page
|
|
* The page of the wizard to be displayed, if one is already open.
|
|
* @param update
|
|
* An update to pass to the UI in the window arguments.
|
|
* Can be null
|
|
*/
|
|
_showUIWhenIdle: function UP__showUIWhenIdle(parent, uri, features, name,
|
|
page, update) {
|
|
var idleService = Cc["@mozilla.org/widget/idleservice;1"].
|
|
getService(Ci.nsIIdleService);
|
|
|
|
const IDLE_TIME = getPref("getIntPref", PREF_APP_UPDATE_IDLETIME, 60);
|
|
if (idleService.idleTime / 1000 >= IDLE_TIME) {
|
|
this._showUI(parent, uri, features, name, page, update);
|
|
} else {
|
|
var observer = {
|
|
updatePrompt: this,
|
|
observe: function (aSubject, aTopic, aData) {
|
|
switch (aTopic) {
|
|
case "idle":
|
|
// If the update window is already open skip showing the UI
|
|
if (!this.updatePrompt._getUpdateWindow())
|
|
this.updatePrompt._showUI(parent, uri, features, name, page, update);
|
|
// fall thru
|
|
case "quit-application":
|
|
idleService.removeIdleObserver(this, IDLE_TIME);
|
|
Services.obs.removeObserver(this, "quit-application");
|
|
break;
|
|
}
|
|
}
|
|
};
|
|
idleService.addIdleObserver(observer, IDLE_TIME);
|
|
Services.obs.addObserver(observer, "quit-application", false);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Show the Update Checking UI
|
|
* @param parent
|
|
* A parent window, can be null
|
|
* @param uri
|
|
* The URI string of the dialog to show
|
|
* @param name
|
|
* The Window Name of the dialog to show, in case it is already open
|
|
* and can merely be focused
|
|
* @param page
|
|
* The page of the wizard to be displayed, if one is already open.
|
|
* @param update
|
|
* An update to pass to the UI in the window arguments.
|
|
* Can be null
|
|
*/
|
|
_showUI: function UP__showUI(parent, uri, features, name, page, update) {
|
|
var ary = null;
|
|
if (update) {
|
|
ary = Cc["@mozilla.org/supports-array;1"].
|
|
createInstance(Ci.nsISupportsArray);
|
|
ary.AppendElement(update);
|
|
}
|
|
|
|
var win = this._getUpdateWindow();
|
|
if (win) {
|
|
if (page && "setCurrentPage" in win)
|
|
win.setCurrentPage(page);
|
|
win.focus();
|
|
}
|
|
else {
|
|
var openFeatures = "chrome,centerscreen,dialog=no,resizable=no,titlebar,toolbar=no";
|
|
if (features)
|
|
openFeatures += "," + features;
|
|
Services.ww.openWindow(parent, uri, "", openFeatures, ary);
|
|
}
|
|
},
|
|
|
|
classDescription: "Update Prompt",
|
|
contractID: "@mozilla.org/updates/update-prompt;1",
|
|
classID: Components.ID("{27ABA825-35B5-4018-9FDD-F99250A0E722}"),
|
|
QueryInterface: XPCOMUtils.generateQI([Ci.nsIUpdatePrompt])
|
|
};
|
|
|
|
var components = [UpdateService, Checker, UpdatePrompt, UpdateManager];
|
|
var NSGetFactory = XPCOMUtils.generateNSGetFactory(components);
|
|
|
|
#if 0
|
|
/**
|
|
* Logs a message and stack trace to the console.
|
|
* @param string
|
|
* The string to write to the console.
|
|
*/
|
|
function STACK(string) {
|
|
dump("*** " + string + "\n");
|
|
stackTrace(arguments.callee.caller.arguments, -1);
|
|
}
|
|
|
|
function stackTraceFunctionFormat(aFunctionName) {
|
|
var classDelimiter = aFunctionName.indexOf("_");
|
|
var className = aFunctionName.substr(0, classDelimiter);
|
|
if (!className)
|
|
className = "<global>";
|
|
var functionName = aFunctionName.substr(classDelimiter + 1, aFunctionName.length);
|
|
if (!functionName)
|
|
functionName = "<anonymous>";
|
|
return className + "::" + functionName;
|
|
}
|
|
|
|
function stackTraceArgumentsFormat(aArguments) {
|
|
arglist = "";
|
|
for (var i = 0; i < aArguments.length; i++) {
|
|
arglist += aArguments[i];
|
|
if (i < aArguments.length - 1)
|
|
arglist += ", ";
|
|
}
|
|
return arglist;
|
|
}
|
|
|
|
function stackTrace(aArguments, aMaxCount) {
|
|
dump("=[STACKTRACE]=====================================================\n");
|
|
dump("*** at: " + stackTraceFunctionFormat(aArguments.callee.name) + "(" +
|
|
stackTraceArgumentsFormat(aArguments) + ")\n");
|
|
var temp = aArguments.callee.caller;
|
|
var count = 0;
|
|
while (temp) {
|
|
dump("*** " + stackTraceFunctionFormat(temp.name) + "(" +
|
|
stackTraceArgumentsFormat(temp.arguments) + ")\n");
|
|
|
|
temp = temp.arguments.callee.caller;
|
|
if (aMaxCount > 0 && ++count == aMaxCount)
|
|
break;
|
|
}
|
|
dump("==================================================================\n");
|
|
}
|
|
|
|
function dumpFile(file) {
|
|
dump("*** file = " + file.path + ", exists = " + file.exists() + "\n");
|
|
}
|
|
#endif
|