1 // Copyright 2016 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 #ifndef CHROME_BROWSER_SUPERVISED_USER_SUPERVISED_USER_GOOGLE_AUTH_NAVIGATION_THROTTLE_H_
6 #define CHROME_BROWSER_SUPERVISED_USER_SUPERVISED_USER_GOOGLE_AUTH_NAVIGATION_THROTTLE_H_
7 
8 #include <memory>
9 
10 #include "base/callback_list.h"
11 #include "base/compiler_specific.h"
12 #include "base/macros.h"
13 #include "base/memory/weak_ptr.h"
14 #include "chrome/browser/supervised_user/supervised_users.h"
15 #include "content/public/browser/navigation_throttle.h"
16 
17 class ChildAccountService;
18 class Profile;
19 
20 class SupervisedUserGoogleAuthNavigationThrottle
21     : public content::NavigationThrottle {
22  public:
23   // Returns a new throttle for the given navigation handle, or nullptr if no
24   // throttling is required.
25   static std::unique_ptr<SupervisedUserGoogleAuthNavigationThrottle>
26   MaybeCreate(content::NavigationHandle* navigation_handle);
27 
28   ~SupervisedUserGoogleAuthNavigationThrottle() override;
29 
30   ThrottleCheckResult WillStartRequest() override;
31   ThrottleCheckResult WillRedirectRequest() override;
32   const char* GetNameForLogging() override;
33 
34  private:
35   SupervisedUserGoogleAuthNavigationThrottle(
36       Profile* profile,
37       content::NavigationHandle* navigation_handle);
38 
39   void OnGoogleAuthStateChanged();
40 
41   ThrottleCheckResult WillStartOrRedirectRequest();
42 
43   ThrottleCheckResult ShouldProceed();
44 
45   void OnReauthenticationResult(bool reauth_successful);
46 
47   ChildAccountService* child_account_service_;
48   std::unique_ptr<base::CallbackList<void()>::Subscription>
49       google_auth_state_subscription_;
50 
51 #if defined(OS_ANDROID)
52   bool has_shown_reauth_;
53 #endif
54 
55   base::WeakPtrFactory<SupervisedUserGoogleAuthNavigationThrottle>
56       weak_ptr_factory_{this};
57 
58   DISALLOW_COPY_AND_ASSIGN(SupervisedUserGoogleAuthNavigationThrottle);
59 };
60 
61 #endif  // CHROME_BROWSER_SUPERVISED_USER_SUPERVISED_USER_GOOGLE_AUTH_NAVIGATION_THROTTLE_H_
62