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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ash/child_accounts/family_user_device_metrics.h"
#include <string>
#include "base/check.h"
#include "base/metrics/histogram_functions.h"
#include "chromeos/ash/components/settings/cros_settings.h"
#include "chromeos/ash/components/settings/cros_settings_names.h"
#include "chromeos/ash/components/settings/cros_settings_provider.h"
#include "components/account_id/account_id.h"
#include "components/session_manager/core/session_manager.h"
#include "components/user_manager/user.h"
#include "components/user_manager/user_manager.h"
#include "components/user_manager/user_type.h"
namespace ash {
namespace {
constexpr char kNewUserAddedHistogramName[] = "FamilyUser.NewUserAdded";
constexpr char kDeviceOwnerHistogramName[] = "FamilyUser.DeviceOwner";
constexpr char kFamilyLinkUsersCountHistogramName[] =
"FamilyUser.FamilyLinkUsersCount";
constexpr char kGaiaUsersCountHistogramName[] = "FamilyUser.GaiaUsersCount";
} // namespace
FamilyUserDeviceMetrics::FamilyUserDeviceMetrics()
: user_manager_(user_manager::UserManager::Get()) {
DCHECK(user_manager_);
session_manager::SessionManager::Get()->AddObserver(this);
DeviceSettingsService::Get()->AddObserver(this);
}
FamilyUserDeviceMetrics::~FamilyUserDeviceMetrics() {
session_manager::SessionManager::Get()->RemoveObserver(this);
DeviceSettingsService::Get()->RemoveObserver(this);
}
// static
const char* FamilyUserDeviceMetrics::GetNewUserAddedHistogramNameForTest() {
return kNewUserAddedHistogramName;
}
const char* FamilyUserDeviceMetrics::GetDeviceOwnerHistogramNameForTest() {
return kDeviceOwnerHistogramName;
}
const char*
FamilyUserDeviceMetrics::GetFamilyLinkUsersCountHistogramNameForTest() {
return kFamilyLinkUsersCountHistogramName;
}
const char* FamilyUserDeviceMetrics::GetGaiaUsersCountHistogramNameForTest() {
return kGaiaUsersCountHistogramName;
}
void FamilyUserDeviceMetrics::OnNewDay() {
const user_manager::UserList& users = user_manager_->GetPersistedUsers();
int family_link_users_count = 0;
int gaia_users_count = 0;
for (const user_manager::User* user : users) {
if (user->HasGaiaAccount())
gaia_users_count++;
if (user->IsChild())
family_link_users_count++;
}
base::UmaHistogramCounts100(kFamilyLinkUsersCountHistogramName,
family_link_users_count);
base::UmaHistogramCounts100(kGaiaUsersCountHistogramName, gaia_users_count);
// If ownership is not established yet, OwnershipStatusChanged() will
// report the device ownership.
if (user_manager_->GetOwnerAccountId().is_valid()) {
base::UmaHistogramBoolean(kDeviceOwnerHistogramName,
user_manager_->IsCurrentUserOwner());
}
}
void FamilyUserDeviceMetrics::OnUserSessionStarted(bool is_primary_user) {
if (!is_primary_user)
return;
if (!user_manager_->IsCurrentUserNew())
return;
const user_manager::UserType type =
user_manager_->GetPrimaryUser()->GetType();
NewUserAdded new_user_type = NewUserAdded::kOtherUserAdded;
if (type == user_manager::UserType::kChild) {
new_user_type = NewUserAdded::kFamilyLinkUserAdded;
} else if (type == user_manager::UserType::kRegular) {
new_user_type = NewUserAdded::kRegularUserAdded;
}
base::UmaHistogramEnumeration(kNewUserAddedHistogramName, new_user_type);
}
void FamilyUserDeviceMetrics::OwnershipStatusChanged() {
ReportDeviceOwnership();
}
void FamilyUserDeviceMetrics::ReportDeviceOwnership() {
const user_manager::User* active_user = user_manager_->GetActiveUser();
if (!active_user)
return;
const CrosSettings* cros_settings = CrosSettings::Get();
// Schedule a callback if device policy has not yet been verified.
if (CrosSettingsProvider::TRUSTED !=
cros_settings->PrepareTrustedValues(
base::BindOnce(&FamilyUserDeviceMetrics::ReportDeviceOwnership,
weak_factory_.GetWeakPtr()))) {
return;
}
std::string owner_email;
cros_settings->GetString(kDeviceOwner, &owner_email);
if (owner_email.empty())
return;
base::UmaHistogramBoolean(
kDeviceOwnerHistogramName,
owner_email == active_user->GetAccountId().GetUserEmail());
}
} // namespace ash
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