automation_extension_tracker.cc revision 3345a6884c488ff3a535c2c9acdd33d74b37e311 
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::AddObserver(Extension* resource) {}
24
25void AutomationExtensionTracker::RemoveObserver(Extension* resource) {}
26
27void AutomationExtensionTracker::Observe(NotificationType type,
28                                         const NotificationSource& source,
29                                         const NotificationDetails& details) {
30  if (type != NotificationType::EXTENSION_UNLOADED &&
31      type != NotificationType::EXTENSION_UNLOADED_DISABLED)
32    return;
33
34  Extension* extension = Details<Extension>(details).ptr();
35  Profile* profile = Source<Profile>(source).ptr();
36  if (profile) {
37    ExtensionsService* service = profile->GetExtensionsService();
38    if (service) {
39      // Remove this extension only if it is uninstalled, not just disabled.
40      // If it is being uninstalled, the extension will not be in the regular
41      // or disabled list.
42      if (!service->GetExtensionById(extension->id(), true))
43        CloseResource(extension);
44    }
45  }
46}
47