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// 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/ui/webui/options/chromeos/accounts_options_handler.h"
#include <stddef.h>
#include <string>
#include "base/bind.h"
#include "base/bind_helpers.h"
#include "base/json/json_reader.h"
#include "base/memory/scoped_ptr.h"
#include "base/strings/utf_string_conversions.h"
#include "base/values.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/chromeos/ownership/owner_settings_service_chromeos.h"
#include "chrome/browser/chromeos/policy/browser_policy_connector_chromeos.h"
#include "chrome/browser/chromeos/settings/cros_settings.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/profiles/profile_metrics.h"
#include "chrome/browser/ui/webui/chromeos/ui_account_tweaks.h"
#include "chrome/grit/generated_resources.h"
#include "chromeos/login/user_names.h"
#include "chromeos/settings/cros_settings_names.h"
#include "components/prefs/pref_service.h"
#include "components/user_manager/user_manager.h"
#include "content/public/browser/web_ui.h"
#include "google_apis/gaia/gaia_auth_util.h"
#include "ui/base/l10n/l10n_util.h"
namespace chromeos {
namespace {
// Adds specified user to the whitelist. Returns false if that user is already
// in the whitelist.
bool WhitelistUser(OwnerSettingsServiceChromeOS* service,
const std::string& username) {
if (CrosSettings::Get()->FindEmailInList(kAccountsPrefUsers, username, NULL))
return false;
if (service) {
base::StringValue username_value(username);
service->AppendToList(kAccountsPrefUsers, username_value);
}
return true;
}
} // namespace
namespace options {
AccountsOptionsHandler::AccountsOptionsHandler() {
}
AccountsOptionsHandler::~AccountsOptionsHandler() {
}
void AccountsOptionsHandler::RegisterMessages() {
web_ui()->RegisterMessageCallback("whitelistUser",
base::Bind(&AccountsOptionsHandler::HandleWhitelistUser,
base::Unretained(this)));
web_ui()->RegisterMessageCallback("unwhitelistUser",
base::Bind(&AccountsOptionsHandler::HandleUnwhitelistUser,
base::Unretained(this)));
web_ui()->RegisterMessageCallback("updateWhitelist",
base::Bind(&AccountsOptionsHandler::HandleUpdateWhitelist,
base::Unretained(this)));
}
void AccountsOptionsHandler::GetLocalizedValues(
base::DictionaryValue* localized_strings) {
DCHECK(localized_strings);
RegisterTitle(localized_strings, "accountsPage",
IDS_OPTIONS_ACCOUNTS_TAB_LABEL);
localized_strings->SetString("allow_BWSI", l10n_util::GetStringUTF16(
IDS_OPTIONS_ACCOUNTS_ALLOW_BWSI_DESCRIPTION));
localized_strings->SetString(
"allow_supervised_users",
l10n_util::GetStringUTF16(IDS_OPTIONS_ACCOUNTS_ENABLE_SUPERVISED_USERS));
localized_strings->SetString("use_whitelist", l10n_util::GetStringUTF16(
IDS_OPTIONS_ACCOUNTS_USE_WHITELIST_DESCRIPTION));
localized_strings->SetString("show_user_on_signin", l10n_util::GetStringUTF16(
IDS_OPTIONS_ACCOUNTS_SHOW_USER_NAMES_ON_SINGIN_DESCRIPTION));
localized_strings->SetString("username_edit_hint", l10n_util::GetStringUTF16(
IDS_OPTIONS_ACCOUNTS_USERNAME_EDIT_HINT));
localized_strings->SetString("username_format", l10n_util::GetStringUTF16(
IDS_OPTIONS_ACCOUNTS_USERNAME_FORMAT));
localized_strings->SetString("add_users", l10n_util::GetStringUTF16(
IDS_OPTIONS_ACCOUNTS_ADD_USERS));
localized_strings->SetString("owner_only", l10n_util::GetStringUTF16(
IDS_OPTIONS_ACCOUNTS_OWNER_ONLY));
policy::BrowserPolicyConnectorChromeOS* connector =
g_browser_process->platform_part()->browser_policy_connector_chromeos();
localized_strings->SetBoolean("whitelist_is_managed",
connector->IsEnterpriseManaged());
AddAccountUITweaksLocalizedValues(localized_strings,
Profile::FromWebUI(web_ui()));
}
void AccountsOptionsHandler::HandleWhitelistUser(const base::ListValue* args) {
std::string typed_email;
std::string name;
if (!args->GetString(0, &typed_email) ||
!args->GetString(1, &name)) {
return;
}
if (OwnerSettingsServiceChromeOS* service =
OwnerSettingsServiceChromeOS::FromWebUI(web_ui())) {
WhitelistUser(service, gaia::CanonicalizeEmail(typed_email));
}
}
void AccountsOptionsHandler::HandleUnwhitelistUser(
const base::ListValue* args) {
std::string email;
if (!args->GetString(0, &email)) {
return;
}
ProfileMetrics::LogProfileDeleteUser(ProfileMetrics::DELETE_PROFILE_SETTINGS);
base::StringValue canonical_email(gaia::CanonicalizeEmail(email));
if (OwnerSettingsServiceChromeOS* service =
OwnerSettingsServiceChromeOS::FromWebUI(web_ui())) {
service->RemoveFromList(kAccountsPrefUsers, canonical_email);
}
user_manager::UserManager::Get()->RemoveUser(AccountId::FromUserEmail(email),
nullptr);
}
void AccountsOptionsHandler::HandleUpdateWhitelist(
const base::ListValue* args) {
DCHECK(args && args->empty());
// Creates one list to set. This is needed because user white list update is
// asynchronous and sequential. Before previous write comes back, cached list
// is stale and should not be used for appending. See http://crbug.com/127215
scoped_ptr<base::ListValue> new_list;
CrosSettings* cros_settings = CrosSettings::Get();
const base::ListValue* existing = NULL;
if (cros_settings->GetList(kAccountsPrefUsers, &existing) && existing)
new_list.reset(existing->DeepCopy());
else
new_list.reset(new base::ListValue);
// Remove all supervised users. On the next step only supervised users present
// on the device will be added back. Thus not present SU are removed.
// No need to remove usual users as they can simply login back.
for (size_t i = 0; i < new_list->GetSize(); ++i) {
std::string whitelisted_user;
new_list->GetString(i, &whitelisted_user);
if (gaia::ExtractDomainName(whitelisted_user) ==
chromeos::login::kSupervisedUserDomain) {
new_list->Remove(i, NULL);
--i;
}
}
const user_manager::UserList& users =
user_manager::UserManager::Get()->GetUsers();
for (user_manager::UserList::const_iterator it = users.begin();
it < users.end();
++it)
new_list->AppendIfNotPresent(new base::StringValue((*it)->email()));
if (OwnerSettingsServiceChromeOS* service =
OwnerSettingsServiceChromeOS::FromWebUI(web_ui())) {
service->Set(kAccountsPrefUsers, *new_list.get());
}
}
} // namespace options
} // namespace chromeos
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