src/chrome/browser/chromeos/login/enrollment/auto_enrollment_controller.h

   1 // Copyright 2014 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_CHROMEOS_LOGIN_ENROLLMENT_AUTO_ENROLLMENT_CONTROLLER_H_
   6 #define CHROME_BROWSER_CHROMEOS_LOGIN_ENROLLMENT_AUTO_ENROLLMENT_CONTROLLER_H_
   7
   8 #include "base/callback_list.h"
   9 #include "base/macros.h"
  10 #include "base/memory/scoped_ptr.h"
  11 #include "base/memory/weak_ptr.h"
  12 #include "chrome/browser/chromeos/policy/auto_enrollment_client.h"
  13 #include "chrome/browser/chromeos/settings/device_settings_service.h"
  14
  15 namespace chromeos {
  16
  17 // Drives the auto-enrollment check, running an AutoEnrollmentClient if
  18 // appropriate to make a decision.
  19 class AutoEnrollmentController {
  20  public:
  21   typedef base::CallbackList<void(policy::AutoEnrollmentState)>
  22       ProgressCallbackList;
  23
  24   // Parameter values for the kEnterpriseEnableForcedReEnrollment flag.
  25   static const char kForcedReEnrollmentAlways[];
  26   static const char kForcedReEnrollmentLegacy[];
  27   static const char kForcedReEnrollmentNever[];
  28   static const char kForcedReEnrollmentOfficialBuild[];
  29
  30   // Auto-enrollment modes.
  31   enum Mode {
  32     // No automatic enrollment.
  33     MODE_NONE,
  34     // Legacy auto-enrollment.
  35     MODE_LEGACY_AUTO_ENROLLMENT,
  36     // Forced re-enrollment.
  37     MODE_FORCED_RE_ENROLLMENT,
  38   };
  39
  40   // Gets the auto-enrollment mode based on command-line flags and official
  41   // build status.
  42   static Mode GetMode();
  43
  44   AutoEnrollmentController();
  45   ~AutoEnrollmentController();
  46
  47   // Starts the auto-enrollment check.
  48   void Start();
  49
  50   // Stops any pending auto-enrollment checking.
  51   void Cancel();
  52
  53   // Retry checking.
  54   void Retry();
  55
  56   // Registers a callback to invoke on state changes.
  57   scoped_ptr<ProgressCallbackList::Subscription> RegisterProgressCallback(
  58       const ProgressCallbackList::CallbackType& callback);
  59
  60   // Checks whether legacy auto-enrollment should be performed.
  61   bool ShouldEnrollSilently();
  62
  63   policy::AutoEnrollmentState state() const { return state_; }
  64
  65  private:
  66   // Callback for the ownership status check.
  67   void OnOwnershipStatusCheckDone(
  68       DeviceSettingsService::OwnershipStatus status);
  69
  70   // Sets |state_| and notifies |progress_callbacks_|.
  71   void UpdateState(policy::AutoEnrollmentState state);
  72
  73   policy::AutoEnrollmentState state_;
  74   ProgressCallbackList progress_callbacks_;
  75
  76   base::WeakPtrFactory<AutoEnrollmentController> weak_factory_;
  77
  78   scoped_ptr<policy::AutoEnrollmentClient> client_;
  79
  80   DISALLOW_COPY_AND_ASSIGN(AutoEnrollmentController);
  81 };
  82
  83 }  // namespace chromeos
  84
  85 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_ENROLLMENT_AUTO_ENROLLMENT_CONTROLLER_H_