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// Copyright 2013 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/managed_mode/supervised_user_pref_store.h"
#include "base/bind.h"
#include "base/prefs/pref_value_map.h"
#include "base/values.h"
#include "chrome/browser/managed_mode/managed_mode_url_filter.h"
#include "chrome/browser/managed_mode/managed_user_constants.h"
#include "chrome/browser/managed_mode/managed_user_settings_service.h"
#include "chrome/browser/prefs/incognito_mode_prefs.h"
#include "chrome/common/pref_names.h"
using base::FundamentalValue;
namespace {
struct ManagedUserSettingsPrefMappingEntry {
const char* settings_name;
const char* pref_name;
};
ManagedUserSettingsPrefMappingEntry kManagedUserSettingsPrefMapping[] = {
{
managed_users::kContentPackDefaultFilteringBehavior,
prefs::kDefaultManagedModeFilteringBehavior,
},
{
managed_users::kContentPackManualBehaviorHosts,
prefs::kManagedModeManualHosts,
},
{
managed_users::kContentPackManualBehaviorURLs,
prefs::kManagedModeManualURLs,
},
{
managed_users::kForceSafeSearch,
prefs::kForceSafeSearch,
},
{
managed_users::kUserName,
prefs::kProfileName,
},
};
} // namespace
SupervisedUserPrefStore::SupervisedUserPrefStore(
ManagedUserSettingsService* managed_user_settings_service)
: weak_ptr_factory_(this) {
managed_user_settings_service->Subscribe(
base::Bind(&SupervisedUserPrefStore::OnNewSettingsAvailable,
weak_ptr_factory_.GetWeakPtr()));
}
bool SupervisedUserPrefStore::GetValue(const std::string& key,
const base::Value** value) const {
DCHECK(prefs_);
return prefs_->GetValue(key, value);
}
void SupervisedUserPrefStore::AddObserver(PrefStore::Observer* observer) {
observers_.AddObserver(observer);
}
void SupervisedUserPrefStore::RemoveObserver(PrefStore::Observer* observer) {
observers_.RemoveObserver(observer);
}
bool SupervisedUserPrefStore::HasObservers() const {
return observers_.might_have_observers();
}
bool SupervisedUserPrefStore::IsInitializationComplete() const {
return !!prefs_;
}
SupervisedUserPrefStore::~SupervisedUserPrefStore() {
}
void SupervisedUserPrefStore::OnNewSettingsAvailable(
const base::DictionaryValue* settings) {
scoped_ptr<PrefValueMap> old_prefs = prefs_.Pass();
prefs_.reset(new PrefValueMap);
if (settings) {
// Set hardcoded prefs.
prefs_->SetValue(prefs::kAllowDeletingBrowserHistory,
new FundamentalValue(false));
prefs_->SetValue(prefs::kDefaultManagedModeFilteringBehavior,
new FundamentalValue(ManagedModeURLFilter::ALLOW));
prefs_->SetValue(prefs::kForceSafeSearch, new FundamentalValue(true));
prefs_->SetValue(prefs::kHideWebStoreIcon, new FundamentalValue(true));
prefs_->SetValue(prefs::kIncognitoModeAvailability,
new FundamentalValue(IncognitoModePrefs::DISABLED));
prefs_->SetValue(prefs::kSigninAllowed, new FundamentalValue(false));
// Copy managed user settings to prefs.
for (size_t i = 0; i < arraysize(kManagedUserSettingsPrefMapping); ++i) {
const ManagedUserSettingsPrefMappingEntry& entry =
kManagedUserSettingsPrefMapping[i];
const base::Value* value = NULL;
if (settings->GetWithoutPathExpansion(entry.settings_name, &value))
prefs_->SetValue(entry.pref_name, value->DeepCopy());
}
}
if (!old_prefs) {
FOR_EACH_OBSERVER(Observer, observers_, OnInitializationCompleted(true));
return;
}
std::vector<std::string> changed_prefs;
prefs_->GetDifferingKeys(old_prefs.get(), &changed_prefs);
// Send out change notifications.
for (std::vector<std::string>::const_iterator pref(changed_prefs.begin());
pref != changed_prefs.end();
++pref) {
FOR_EACH_OBSERVER(Observer, observers_, OnPrefValueChanged(*pref));
}
}
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