Move Chrome OS device settings stuff to chrome/browser/chromeos/settings.

chrome/browser/chromeos/cros_settings.cc

Index: chrome/browser/chromeos/cros_settings.cc
diff --git a/chrome/browser/chromeos/cros_settings.cc b/chrome/browser/chromeos/cros_settings.cc
deleted file mode 100644
index 98402dcca950395c63bdb8f48ef56ecc2fa3d5d2..0000000000000000000000000000000000000000
--- a/chrome/browser/chromeos/cros_settings.cc
+++ /dev/null
@@ -1,315 +0,0 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "chrome/browser/chromeos/cros_settings.h"
-
-#include "base/bind.h"
-#include "base/command_line.h"
-#include "base/lazy_instance.h"
-#include "base/stl_util.h"
-#include "base/string_util.h"
-#include "base/values.h"
-#include "chrome/browser/chromeos/device_settings_provider.h"
-#include "chrome/browser/chromeos/login/signed_settings_helper.h"
-#include "chrome/browser/chromeos/stub_cros_settings_provider.h"
-#include "chrome/browser/chromeos/system_settings_provider.h"
-#include "chrome/common/chrome_notification_types.h"
-#include "chrome/common/chrome_switches.h"
-#include "chrome/common/net/gaia/gaia_auth_util.h"
-#include "content/public/browser/notification_details.h"
-#include "content/public/browser/notification_source.h"
-#include "content/public/browser/notification_types.h"
-
-namespace chromeos {
-
-static base::LazyInstance<CrosSettings> g_cros_settings =
-    LAZY_INSTANCE_INITIALIZER;
-
-CrosSettings* CrosSettings::Get() {
-  // TODO(xiyaun): Use real stuff when underlying libcros is ready.
-  return g_cros_settings.Pointer();
-}
-
-bool CrosSettings::IsCrosSettings(const std::string& path) {
-  return StartsWithASCII(path, kCrosSettingsPrefix, true);
-}
-
-void CrosSettings::FireObservers(const std::string& path) {
-  DCHECK(CalledOnValidThread());
-  SettingsObserverMap::iterator observer_iterator =
-      settings_observers_.find(path);
-  if (observer_iterator == settings_observers_.end())
-    return;
-
-  NotificationObserverList::Iterator it(*(observer_iterator->second));
-  content::NotificationObserver* observer;
-  while ((observer = it.GetNext()) != NULL) {
-    observer->Observe(chrome::NOTIFICATION_SYSTEM_SETTING_CHANGED,
-                      content::Source<CrosSettings>(this),
-                      content::Details<const std::string>(&path));
-  }
-}
-
-void CrosSettings::Set(const std::string& path, const base::Value& in_value) {
-  DCHECK(CalledOnValidThread());
-  CrosSettingsProvider* provider;
-  provider = GetProvider(path);
-  if (provider)
-    provider->Set(path, in_value);
-}
-
-void CrosSettings::SetBoolean(const std::string& path, bool in_value) {
-  DCHECK(CalledOnValidThread());
-  base::FundamentalValue value(in_value);
-  Set(path, value);
-}
-
-void CrosSettings::SetInteger(const std::string& path, int in_value) {
-  DCHECK(CalledOnValidThread());
-  base::FundamentalValue value(in_value);
-  Set(path, value);
-}
-
-void CrosSettings::SetDouble(const std::string& path, double in_value) {
-  DCHECK(CalledOnValidThread());
-  base::FundamentalValue value(in_value);
-  Set(path, value);
-}
-
-void CrosSettings::SetString(const std::string& path,
-                             const std::string& in_value) {
-  DCHECK(CalledOnValidThread());
-  base::StringValue value(in_value);
-  Set(path, value);
-}
-
-void CrosSettings::AppendToList(const std::string& path,
-                                const base::Value* value) {
-  DCHECK(CalledOnValidThread());
-  const base::Value* old_value = GetPref(path);
-  scoped_ptr<base::Value> new_value(
-      old_value ? old_value->DeepCopy() : new base::ListValue());
-  static_cast<base::ListValue*>(new_value.get())->Append(value->DeepCopy());
-  Set(path, *new_value);
-}
-
-void CrosSettings::RemoveFromList(const std::string& path,
-                                  const base::Value* value) {
-  DCHECK(CalledOnValidThread());
-  const base::Value* old_value = GetPref(path);
-  scoped_ptr<base::Value> new_value(
-      old_value ? old_value->DeepCopy() : new base::ListValue());
-  static_cast<base::ListValue*>(new_value.get())->Remove(*value, NULL);
-  Set(path, *new_value);
-}
-
-bool CrosSettings::FindEmailInList(const std::string& path,
-                                   const std::string& email) const {
-  DCHECK(CalledOnValidThread());
-  std::string canonicalized_email(
-      gaia::CanonicalizeEmail(gaia::SanitizeEmail(email)));
-  std::string wildcard_email;
-  std::string::size_type at_pos = canonicalized_email.find('@');
-  if (at_pos != std::string::npos) {
-    wildcard_email =
-        std::string("*").append(canonicalized_email.substr(at_pos));
-  }
-
-  const base::ListValue* list;
-  if (!GetList(path, &list))
-    return false;
-  for (base::ListValue::const_iterator entry(list->begin());
-       entry != list->end();
-       ++entry) {
-    std::string entry_string;
-    if (!(*entry)->GetAsString(&entry_string)) {
-      NOTREACHED();
-      continue;
-    }
-    std::string canonicalized_entry(
-        gaia::CanonicalizeEmail(gaia::SanitizeEmail(entry_string)));
-
-    if (canonicalized_entry == canonicalized_email ||
-        canonicalized_entry == wildcard_email) {
-      return true;
-    }
-  }
-  return false;
-}
-
-bool CrosSettings::AddSettingsProvider(CrosSettingsProvider* provider) {
-  DCHECK(CalledOnValidThread());
-  providers_.push_back(provider);
-
-  // Allow the provider to notify this object when settings have changed.
-  // Providers instantiated inside this class will have the same callback
-  // passed to their constructor, but doing it here allows for providers
-  // to be instantiated outside this class.
-  CrosSettingsProvider::NotifyObserversCallback notify_cb(
-      base::Bind(&CrosSettings::FireObservers, base::Unretained(this)));
-  provider->SetNotifyObserversCallback(notify_cb);
-  return true;
-}
-
-bool CrosSettings::RemoveSettingsProvider(CrosSettingsProvider* provider) {
-  DCHECK(CalledOnValidThread());
-  std::vector<CrosSettingsProvider*>::iterator it =
-      std::find(providers_.begin(), providers_.end(), provider);
-  if (it != providers_.end()) {
-    providers_.erase(it);
-    return true;
-  }
-  return false;
-}
-
-void CrosSettings::AddSettingsObserver(const char* path,
-                                       content::NotificationObserver* obs) {
-  DCHECK(path);
-  DCHECK(obs);
-  DCHECK(CalledOnValidThread());
-
-  if (!GetProvider(std::string(path))) {
-    NOTREACHED() << "Trying to add an observer for an unregistered setting: "
-                 << path;
-    return;
-  }
-
-  // Get the settings observer list associated with the path.
-  NotificationObserverList* observer_list = NULL;
-  SettingsObserverMap::iterator observer_iterator =
-      settings_observers_.find(path);
-  if (observer_iterator == settings_observers_.end()) {
-    observer_list = new NotificationObserverList;
-    settings_observers_[path] = observer_list;
-  } else {
-    observer_list = observer_iterator->second;
-  }
-
-  // Verify that this observer doesn't already exist.
-  NotificationObserverList::Iterator it(*observer_list);
-  content::NotificationObserver* existing_obs;
-  while ((existing_obs = it.GetNext()) != NULL) {
-    if (existing_obs == obs)
-      return;
-  }
-
-  // Ok, safe to add the pref observer.
-  observer_list->AddObserver(obs);
-}
-
-void CrosSettings::RemoveSettingsObserver(const char* path,
-                                          content::NotificationObserver* obs) {
-  DCHECK(CalledOnValidThread());
-
-  SettingsObserverMap::iterator observer_iterator =
-      settings_observers_.find(path);
-  if (observer_iterator == settings_observers_.end())
-    return;
-
-  NotificationObserverList* observer_list = observer_iterator->second;
-  observer_list->RemoveObserver(obs);
-}
-
-CrosSettingsProvider* CrosSettings::GetProvider(
-    const std::string& path) const {
-  for (size_t i = 0; i < providers_.size(); ++i) {
-    if (providers_[i]->HandlesSetting(path))
-      return providers_[i];
-  }
-  return NULL;
-}
-
-void CrosSettings::ReloadProviders() {
-  for (size_t i = 0; i < providers_.size(); ++i)
-    providers_[i]->Reload();
-}
-
-const base::Value* CrosSettings::GetPref(const std::string& path) const {
-  DCHECK(CalledOnValidThread());
-  CrosSettingsProvider* provider = GetProvider(path);
-  if (provider)
-    return provider->Get(path);
-  NOTREACHED() << path << " preference was not found in the signed settings.";
-  return NULL;
-}
-
-CrosSettingsProvider::TrustedStatus CrosSettings::PrepareTrustedValues(
-    const base::Closure& callback) const {
-  DCHECK(CalledOnValidThread());
-  for (size_t i = 0; i < providers_.size(); ++i) {
-    CrosSettingsProvider::TrustedStatus status =
-        providers_[i]->PrepareTrustedValues(callback);
-    if (status != CrosSettingsProvider::TRUSTED)
-      return status;
-  }
-  return CrosSettingsProvider::TRUSTED;
-}
-
-bool CrosSettings::GetBoolean(const std::string& path,
-                              bool* bool_value) const {
-  DCHECK(CalledOnValidThread());
-  const base::Value* value = GetPref(path);
-  if (value)
-    return value->GetAsBoolean(bool_value);
-  return false;
-}
-
-bool CrosSettings::GetInteger(const std::string& path,
-                              int* out_value) const {
-  DCHECK(CalledOnValidThread());
-  const base::Value* value = GetPref(path);
-  if (value)
-    return value->GetAsInteger(out_value);
-  return false;
-}
-
-bool CrosSettings::GetDouble(const std::string& path,
-                             double* out_value) const {
-  DCHECK(CalledOnValidThread());
-  const base::Value* value = GetPref(path);
-  if (value)
-    return value->GetAsDouble(out_value);
-  return false;
-}
-
-bool CrosSettings::GetString(const std::string& path,
-                             std::string* out_value) const {
-  DCHECK(CalledOnValidThread());
-  const base::Value* value = GetPref(path);
-  if (value)
-    return value->GetAsString(out_value);
-  return false;
-}
-
-bool CrosSettings::GetList(const std::string& path,
-                           const base::ListValue** out_value) const {
-  DCHECK(CalledOnValidThread());
-  const base::Value* value = GetPref(path);
-  if (value)
-    return value->GetAsList(out_value);
-  return false;
-}
-
-CrosSettings::CrosSettings() {
-  CrosSettingsProvider::NotifyObserversCallback notify_cb(
-      base::Bind(&CrosSettings::FireObservers,
-                 // This is safe since |this| is never deleted.
-                 base::Unretained(this)));
-  if (CommandLine::ForCurrentProcess()->HasSwitch(
-          switches::kStubCrosSettings)) {
-    AddSettingsProvider(new StubCrosSettingsProvider(notify_cb));
-  } else {
-    AddSettingsProvider(
-        new DeviceSettingsProvider(notify_cb, SignedSettingsHelper::Get()));
-  }
-  // System settings are not mocked currently.
-  AddSettingsProvider(new SystemSettingsProvider(notify_cb));
-}
-
-CrosSettings::~CrosSettings() {
-  STLDeleteElements(&providers_);
-  STLDeleteValues(&settings_observers_);
-}
-
-}  // namespace chromeos