зеркало из https://github.com/mozilla/gecko-dev.git
90 строки
3.1 KiB
JavaScript
90 строки
3.1 KiB
JavaScript
/* -*- Mode: Java; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* vim: sw=2 ts=8 et :
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*/
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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const Cc = Components.classes;
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const Ci = Components.interfaces;
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const Cu = Components.utils;
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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Cu.import("resource://gre/modules/Services.jsm");
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const VERBOSE = 1;
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let log =
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VERBOSE ?
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function log_dump(msg) { dump("UpdatePrompt: "+ msg +"\n"); } :
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function log_noop(msg) { };
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function UpdatePrompt() { }
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UpdatePrompt.prototype = {
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classID: Components.ID("{88b3eb21-d072-4e3b-886d-f89d8c49fe59}"),
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QueryInterface: XPCOMUtils.generateQI([Ci.nsIUpdatePrompt]),
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_selfDestructTimer: null,
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// nsIUpdatePrompt
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// FIXME/bug 737601: we should have users opt-in to downloading
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// updates when on a billed pipe. Initially, opt-in for 3g, but
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// that doesn't cover all cases.
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checkForUpdates: function UP_checkForUpdates() { },
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showUpdateAvailable: function UP_showUpdateAvailable(aUpdate) { },
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showUpdateDownloaded: function UP_showUpdateDownloaded(aUpdate, aBackground) {
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// FIXME/bug 737598: we should let the user request that the
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// update be applied later, e.g. if they're in the middle of a
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// phone call ;).
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log("Update downloaded, restarting to apply it");
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// If not cleanly shut down within 5 seconds, this process will
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// explode.
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this._setSelfDestructTimer(5000);
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let appStartup = Cc["@mozilla.org/toolkit/app-startup;1"].getService(Ci.nsIAppStartup);
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// NB: on Gonk, we rely on the system process manager to restart
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// us. Trying to restart here would conflict with the process
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// manager. We should be using a runtime check to detect Gonk
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// instead of this gross ifdef, but the ifdef works for now.
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appStartup.quit(appStartup.eForceQuit
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#ifndef ANDROID
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| appStartup.eRestart
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#endif
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);
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},
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_setSelfDestructTimer: function UP__setSelfDestructTimer(timeoutMs) {
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#ifdef ANDROID
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Cu.import("resource://gre/modules/ctypes.jsm");
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let libc = ctypes.open("libc.so");
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let _exit = libc.declare("_exit", ctypes.default_abi,
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ctypes.void_t, // [return]
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ctypes.int); // status
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this.notify = function UP_notify(_) {
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log("Self-destruct timer fired; didn't cleanly shut down. BOOM");
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_exit(0);
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}
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let timer = Cc["@mozilla.org/timer;1"].createInstance(Ci.nsITimer);
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timer.initWithCallback(this, timeoutMs, timer.TYPE_ONE_SHOT);
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this._selfDestructTimer = timer;
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#endif
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},
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showUpdateInstalled: function UP_showUpdateInstalled() { },
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showUpdateError: function UP_showUpdateError(aUpdate) {
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if (aUpdate.state == "failed") {
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log("Failed to download update, errorCode: " + aUpdate.errorCode);
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}
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},
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showUpdateHistory: function UP_showUpdateHistory(aParent) { },
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};
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const NSGetFactory = XPCOMUtils.generateNSGetFactory([UpdatePrompt]);
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