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// Copyright 2018 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/signin/chrome_device_id_helper.h"
#include <string>
#include "build/chromeos_buildflags.h"
#include "chrome/browser/profiles/profile.h"
#include "components/signin/public/base/device_id_helper.h"
#if BUILDFLAG(IS_CHROMEOS_ASH)
#include "base/command_line.h"
#include "base/guid.h"
#include "base/logging.h"
#include "chrome/browser/ash/profiles/profile_helper.h"
#include "components/prefs/pref_service.h"
#include "components/signin/public/base/signin_pref_names.h"
#include "components/signin/public/base/signin_switches.h"
#include "components/user_manager/known_user.h"
#include "components/user_manager/user_manager.h"
#endif
std::string GetSigninScopedDeviceIdForProfile(Profile* profile) {
#if BUILDFLAG(IS_CHROMEOS_ASH)
if (base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kDisableSigninScopedDeviceId)) {
return std::string();
}
// UserManager may not exist in unit_tests.
if (!user_manager::UserManager::IsInitialized())
return std::string();
const user_manager::User* user =
chromeos::ProfileHelper::Get()->GetUserByProfile(profile);
if (!user)
return std::string();
const std::string signin_scoped_device_id =
user_manager::known_user::GetDeviceId(user->GetAccountId());
LOG_IF(ERROR, signin_scoped_device_id.empty())
<< "Device ID is not set for user.";
return signin_scoped_device_id;
#else
return signin::GetSigninScopedDeviceId(profile->GetPrefs());
#endif
}
#if BUILDFLAG(IS_CHROMEOS_ASH)
std::string GenerateSigninScopedDeviceId(bool for_ephemeral) {
constexpr char kEphemeralUserDeviceIDPrefix[] = "t_";
std::string guid = base::GenerateGUID();
return for_ephemeral ? kEphemeralUserDeviceIDPrefix + guid : guid;
}
void MigrateSigninScopedDeviceId(Profile* profile) {
// UserManager may not exist in unit_tests.
if (!user_manager::UserManager::IsInitialized())
return;
const user_manager::User* user =
chromeos::ProfileHelper::Get()->GetUserByProfile(profile);
if (!user)
return;
const AccountId account_id = user->GetAccountId();
if (user_manager::known_user::GetDeviceId(account_id).empty()) {
const std::string legacy_device_id = profile->GetPrefs()->GetString(
prefs::kGoogleServicesSigninScopedDeviceId);
if (!legacy_device_id.empty()) {
// Need to move device ID from the old location to the new one, if it has
// not been done yet.
user_manager::known_user::SetDeviceId(account_id, legacy_device_id);
} else {
user_manager::known_user::SetDeviceId(
account_id, GenerateSigninScopedDeviceId(
user_manager::UserManager::Get()
->IsUserNonCryptohomeDataEphemeral(account_id)));
}
}
profile->GetPrefs()->SetString(prefs::kGoogleServicesSigninScopedDeviceId,
std::string());
}
#endif
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