1// Copyright (c) 2011 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/policy/managed_prefs_banner_base.h"
6
7#include "chrome/browser/browser_process.h"
8#include "chrome/browser/prefs/pref_service.h"
9#include "chrome/browser/prefs/pref_set_observer.h"
10#include "chrome/common/pref_names.h"
11#include "content/common/notification_details.h"
12#include "content/common/notification_type.h"
13
14#if defined(OS_CHROMEOS)
15#include "chrome/browser/chromeos/cros_settings_names.h"
16#endif
17
18namespace policy {
19
20ManagedPrefsBannerBase::ManagedPrefsBannerBase(PrefService* user_prefs,
21                                               OptionsPage page) {
22  Init(g_browser_process->local_state(), user_prefs, page);
23}
24
25ManagedPrefsBannerBase::ManagedPrefsBannerBase(PrefService* local_state,
26                                               PrefService* user_prefs,
27                                               OptionsPage page) {
28  Init(local_state, user_prefs, page);
29}
30
31ManagedPrefsBannerBase::~ManagedPrefsBannerBase() {}
32
33void ManagedPrefsBannerBase::AddLocalStatePref(const char* pref) {
34  local_state_set_->AddPref(pref);
35}
36
37void ManagedPrefsBannerBase::RemoveLocalStatePref(const char* pref) {
38  local_state_set_->RemovePref(pref);
39}
40
41void ManagedPrefsBannerBase::AddUserPref(const char* pref) {
42  user_pref_set_->AddPref(pref);
43}
44
45void ManagedPrefsBannerBase::RemoveUserPref(const char* pref) {
46  user_pref_set_->RemovePref(pref);
47}
48
49bool ManagedPrefsBannerBase::DetermineVisibility() const {
50  return local_state_set_->IsManaged() || user_pref_set_->IsManaged();
51}
52
53void ManagedPrefsBannerBase::Init(PrefService* local_state,
54                                  PrefService* user_prefs,
55                                  OptionsPage page) {
56  local_state_set_.reset(new PrefSetObserver(local_state, this));
57  user_pref_set_.reset(new PrefSetObserver(user_prefs, this));
58
59  switch (page) {
60    case OPTIONS_PAGE_GENERAL:
61      AddUserPref(prefs::kHomePage);
62      AddUserPref(prefs::kHomePageIsNewTabPage);
63      AddUserPref(prefs::kShowHomeButton);
64      AddUserPref(prefs::kRestoreOnStartup);
65      AddUserPref(prefs::kURLsToRestoreOnStartup);
66      AddUserPref(prefs::kDefaultSearchProviderEnabled);
67      AddUserPref(prefs::kDefaultSearchProviderName);
68      AddUserPref(prefs::kDefaultSearchProviderKeyword);
69      AddUserPref(prefs::kDefaultSearchProviderInstantURL);
70      AddUserPref(prefs::kDefaultSearchProviderSearchURL);
71      AddUserPref(prefs::kDefaultSearchProviderSuggestURL);
72      AddUserPref(prefs::kDefaultSearchProviderIconURL);
73      AddUserPref(prefs::kDefaultSearchProviderEncodings);
74      AddUserPref(prefs::kInstantEnabled);
75      AddLocalStatePref(prefs::kDefaultBrowserSettingEnabled);
76      break;
77    case OPTIONS_PAGE_CONTENT:
78      AddUserPref(prefs::kSyncManaged);
79      AddUserPref(prefs::kAutofillEnabled);
80      AddUserPref(prefs::kPasswordManagerEnabled);
81#if defined(OS_CHROMEOS)
82      AddUserPref(prefs::kEnableScreenLock);
83#endif
84      break;
85    case OPTIONS_PAGE_ADVANCED:
86      AddUserPref(prefs::kAlternateErrorPagesEnabled);
87      AddUserPref(prefs::kSearchSuggestEnabled);
88      AddUserPref(prefs::kNetworkPredictionEnabled);
89      AddUserPref(prefs::kDisableSpdy);
90      AddUserPref(prefs::kSafeBrowsingEnabled);
91#if defined(GOOGLE_CHROME_BUILD)
92      AddLocalStatePref(prefs::kMetricsReportingEnabled);
93#endif
94      AddUserPref(prefs::kProxy);
95      AddUserPref(prefs::kCloudPrintProxyEnabled);
96      AddUserPref(prefs::kDownloadDefaultDirectory);
97      AddUserPref(prefs::kEnableTranslate);
98      break;
99#if defined(OS_CHROMEOS)
100    case OPTIONS_PAGE_ACCOUNTS:
101      AddLocalStatePref(chromeos::kAccountsPrefAllowGuest);
102      AddLocalStatePref(chromeos::kAccountsPrefAllowNewUser);
103      AddLocalStatePref(chromeos::kAccountsPrefShowUserNamesOnSignIn);
104      AddLocalStatePref(chromeos::kAccountsPrefUsers);
105      AddLocalStatePref(chromeos::kSystemTimezone);
106      break;
107#endif
108    default:
109      NOTREACHED();
110  }
111}
112
113void ManagedPrefsBannerBase::Observe(NotificationType type,
114                                     const NotificationSource& source,
115                                     const NotificationDetails& details) {
116  if (NotificationType::PREF_CHANGED == type) {
117    std::string* pref = Details<std::string>(details).ptr();
118    if (pref && (local_state_set_->IsObserved(*pref) ||
119                 user_pref_set_->IsObserved(*pref)))
120      OnUpdateVisibility();
121  }
122}
123
124}  // namespace policy
125