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.
5 #include "chrome/browser/chromeos/login/startup_utils.h"
8 #include "base/file_util.h"
9 #include "base/path_service.h"
10 #include "base/prefs/pref_registry_simple.h"
11 #include "base/prefs/pref_service.h"
12 #include "base/sys_info.h"
13 #include "base/threading/thread_restrictions.h"
14 #include "chrome/browser/browser_process.h"
15 #include "chrome/common/chrome_paths.h"
16 #include "chrome/common/pref_names.h"
17 #include "content/public/browser/browser_thread.h"
18 #include "ui/base/l10n/l10n_util.h"
20 using content::BrowserThread;
24 // Saves boolean "Local State" preference and forces its persistence to disk.
25 void SaveBoolPreferenceForced(const char* pref_name, bool value) {
26 PrefService* prefs = g_browser_process->local_state();
27 prefs->SetBoolean(pref_name, value);
28 prefs->CommitPendingWrite();
31 // Saves integer "Local State" preference and forces its persistence to disk.
32 void SaveIntegerPreferenceForced(const char* pref_name, int value) {
33 PrefService* prefs = g_browser_process->local_state();
34 prefs->SetInteger(pref_name, value);
35 prefs->CommitPendingWrite();
38 // Saves string "Local State" preference and forces its persistence to disk.
39 void SaveStringPreferenceForced(const char* pref_name,
40 const std::string& value) {
41 PrefService* prefs = g_browser_process->local_state();
42 prefs->SetString(pref_name, value);
43 prefs->CommitPendingWrite();
51 void StartupUtils::RegisterPrefs(PrefRegistrySimple* registry) {
52 registry->RegisterBooleanPref(prefs::kOobeComplete, false);
53 registry->RegisterStringPref(prefs::kOobeScreenPending, "");
54 registry->RegisterIntegerPref(prefs::kDeviceRegistered, -1);
55 registry->RegisterStringPref(prefs::kInitialLocale, "en-US");
59 bool StartupUtils::IsEulaAccepted() {
60 return g_browser_process->local_state()->GetBoolean(prefs::kEulaAccepted);
64 bool StartupUtils::IsOobeCompleted() {
65 return g_browser_process->local_state()->GetBoolean(prefs::kOobeComplete);
69 void StartupUtils::MarkEulaAccepted() {
70 SaveBoolPreferenceForced(prefs::kEulaAccepted, true);
74 void StartupUtils::MarkOobeCompleted() {
75 // Forcing the second pref will force this one as well. Even if this one
76 // doesn't end up synced it is only going to eat up a couple of bytes with no
78 g_browser_process->local_state()->ClearPref(prefs::kOobeScreenPending);
79 SaveBoolPreferenceForced(prefs::kOobeComplete, true);
82 void StartupUtils::SaveOobePendingScreen(const std::string& screen) {
83 SaveStringPreferenceForced(prefs::kOobeScreenPending, screen);
86 // Returns the path to flag file indicating that both parts of OOBE were
88 // On chrome device, returns /home/chronos/.oobe_completed.
89 // On Linux desktop, returns {DIR_USER_DATA}/.oobe_completed.
90 static base::FilePath GetOobeCompleteFlagPath() {
91 // The constant is defined here so it won't be referenced directly.
92 const char kOobeCompleteFlagFilePath[] = "/home/chronos/.oobe_completed";
94 if (base::SysInfo::IsRunningOnChromeOS()) {
95 return base::FilePath(kOobeCompleteFlagFilePath);
97 base::FilePath user_data_dir;
98 PathService::Get(chrome::DIR_USER_DATA, &user_data_dir);
99 return user_data_dir.AppendASCII(".oobe_completed");
103 static void CreateOobeCompleteFlagFile() {
104 // Create flag file for boot-time init scripts.
105 base::FilePath oobe_complete_path = GetOobeCompleteFlagPath();
106 if (!base::PathExists(oobe_complete_path)) {
107 FILE* oobe_flag_file = base::OpenFile(oobe_complete_path, "w+b");
108 if (oobe_flag_file == NULL)
109 DLOG(WARNING) << oobe_complete_path.value() << " doesn't exist.";
111 base::CloseFile(oobe_flag_file);
116 bool StartupUtils::IsDeviceRegistered() {
118 g_browser_process->local_state()->GetInteger(prefs::kDeviceRegistered);
120 // Recreate flag file in case it was lost.
121 BrowserThread::PostTask(
124 base::Bind(&CreateOobeCompleteFlagFile));
126 } else if (value == 0) {
129 // Pref is not set. For compatibility check flag file. It causes blocking
130 // IO on UI thread. But it's required for update from old versions.
131 base::ThreadRestrictions::ScopedAllowIO allow_io;
132 base::FilePath oobe_complete_flag_file_path = GetOobeCompleteFlagPath();
133 bool file_exists = base::PathExists(oobe_complete_flag_file_path);
134 SaveIntegerPreferenceForced(prefs::kDeviceRegistered, file_exists ? 1 : 0);
140 void StartupUtils::MarkDeviceRegistered(const base::Closure& done_callback) {
141 SaveIntegerPreferenceForced(prefs::kDeviceRegistered, 1);
142 if (done_callback.is_null()) {
143 BrowserThread::PostTask(
146 base::Bind(&CreateOobeCompleteFlagFile));
148 BrowserThread::PostTaskAndReply(
151 base::Bind(&CreateOobeCompleteFlagFile),
157 std::string StartupUtils::GetInitialLocale() {
159 g_browser_process->local_state()->GetString(prefs::kInitialLocale);
160 if (!l10n_util::IsValidLocaleSyntax(locale))
166 void StartupUtils::SetInitialLocale(const std::string& locale) {
167 if (l10n_util::IsValidLocaleSyntax(locale))
168 SaveStringPreferenceForced(prefs::kInitialLocale, locale);
173 } // namespace chromeos