device_local_account_policy_provider.h revision 2a99a7e74a7f215066514fe81d2bfa6639d9eddd 
1// Copyright (c) 2012 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_POLICY_DEVICE_LOCAL_ACCOUNT_POLICY_PROVIDER_H_
6#define CHROME_BROWSER_CHROMEOS_POLICY_DEVICE_LOCAL_ACCOUNT_POLICY_PROVIDER_H_
7
8#include <string>
9
10#include "base/basictypes.h"
11#include "base/compiler_specific.h"
12#include "base/memory/weak_ptr.h"
13#include "chrome/browser/chromeos/policy/device_local_account_policy_service.h"
14#include "chrome/browser/policy/configuration_policy_provider.h"
15
16namespace policy {
17
18// Policy provider for a device-local account. Pulls policy from
19// DeviceLocalAccountPolicyService. Note that this implementation keeps
20// functioning when the device-local account disappears from
21// DeviceLocalAccountPolicyService. The current policy will be kept in that case
22// and RefreshPolicies becomes a no-op.
23class DeviceLocalAccountPolicyProvider
24    : public ConfigurationPolicyProvider,
25      public DeviceLocalAccountPolicyService::Observer {
26 public:
27  DeviceLocalAccountPolicyProvider(const std::string& account_id,
28                                   DeviceLocalAccountPolicyService* service);
29  virtual ~DeviceLocalAccountPolicyProvider();
30
31  // ConfigurationPolicyProvider:
32  virtual bool IsInitializationComplete(PolicyDomain domain) const OVERRIDE;
33  virtual void RefreshPolicies() OVERRIDE;
34
35  // DeviceLocalAccountPolicyService::Observer:
36  virtual void OnPolicyUpdated(const std::string& account_id) OVERRIDE;
37  virtual void OnDeviceLocalAccountsChanged() OVERRIDE;
38
39 private:
40  // Returns the broker for |account_id_| or NULL if not available.
41  DeviceLocalAccountPolicyBroker* GetBroker();
42
43  // Handles completion of policy refreshes and triggers the update callback.
44  // |success| is true if the policy refresh was successful.
45  void ReportPolicyRefresh(bool success);
46
47  // Unless |waiting_for_policy_refresh_|, calls UpdatePolicy(), using the
48  // policy from the broker if available or keeping the current policy.
49  void UpdateFromBroker();
50
51  const std::string account_id_;
52  DeviceLocalAccountPolicyService* service_;
53
54  bool store_initialized_;
55  bool waiting_for_policy_refresh_;
56
57  base::WeakPtrFactory<DeviceLocalAccountPolicyProvider> weak_factory_;
58
59  DISALLOW_COPY_AND_ASSIGN(DeviceLocalAccountPolicyProvider);
60};
61
62}  // namespace policy
63
64#endif  // CHROME_BROWSER_CHROMEOS_POLICY_DEVICE_LOCAL_ACCOUNT_POLICY_PROVIDER_H_
65