automation_extension_tracker.cc revision c407dc5cd9bdc5668497f21b26b09d988ab439de 
1// Copyright (c) 2010 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "chrome/browser/automation/automation_extension_tracker.h"
6#include "chrome/browser/extensions/extensions_service.h"
7#include "chrome/browser/profile.h"
8#include "chrome/common/extensions/extension.h"
9#include "chrome/common/notification_service.h"
10
11AutomationExtensionTracker::AutomationExtensionTracker(
12    IPC::Message::Sender* automation)
13    : AutomationResourceTracker<Extension*>(automation) {
14  registrar_.Add(this, NotificationType::EXTENSION_UNLOADED,
15                 NotificationService::AllSources());
16  registrar_.Add(this, NotificationType::EXTENSION_UNLOADED_DISABLED,
17                 NotificationService::AllSources());
18}
19
20AutomationExtensionTracker::~AutomationExtensionTracker() {
21}
22
23void AutomationExtensionTracker::Observe(NotificationType type,
24                                         const NotificationSource& source,
25                                         const NotificationDetails& details) {
26  if (type != NotificationType::EXTENSION_UNLOADED &&
27      type != NotificationType::EXTENSION_UNLOADED_DISABLED)
28    return;
29
30  Extension* extension = Details<Extension>(details).ptr();
31  Profile* profile = Source<Profile>(source).ptr();
32  if (profile) {
33    ExtensionsService* service = profile->GetExtensionsService();
34    if (service) {
35      // Remove this extension only if it is uninstalled, not just disabled.
36      // If it is being uninstalled, the extension will not be in the regular
37      // or disabled list.
38      if (!service->GetExtensionById(extension->id(), true))
39        CloseResource(extension);
40    }
41  }
42}
43