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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/ui/webui/chromeos/login/fingerprint_setup_screen_handler.h"
#include "base/bind.h"
#include "base/strings/string_number_conversions.h"
#include "chrome/browser/chromeos/login/quick_unlock/quick_unlock_utils.h"
#include "chrome/browser/chromeos/login/screens/fingerprint_setup_screen.h"
#include "chrome/browser/chromeos/profiles/profile_helper.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/profiles/profile_manager.h"
#include "chrome/common/pref_names.h"
#include "chrome/grit/generated_resources.h"
#include "components/login/localized_values_builder.h"
#include "components/prefs/pref_service.h"
#include "content/public/browser/system_connector.h"
#include "services/device/public/mojom/constants.mojom.h"
#include "services/service_manager/public/cpp/connector.h"
#include "ui/base/l10n/l10n_util.h"
namespace {
// The max number of fingerprints that can be stored.
constexpr int kMaxAllowedFingerprints = 3;
// Determines what the newly added fingerprint's name should be.
std::string GetDefaultFingerprintName(int enrolled_finger_count) {
DCHECK(enrolled_finger_count < kMaxAllowedFingerprints);
switch (enrolled_finger_count) {
case 0:
return l10n_util::GetStringUTF8(
IDS_OOBE_FINGERPINT_SETUP_SCREEN_NEW_FINGERPRINT_DEFAULT_NAME_1);
case 1:
return l10n_util::GetStringUTF8(
IDS_OOBE_FINGERPINT_SETUP_SCREEN_NEW_FINGERPRINT_DEFAULT_NAME_2);
case 2:
return l10n_util::GetStringUTF8(
IDS_OOBE_FINGERPINT_SETUP_SCREEN_NEW_FINGERPRINT_DEFAULT_NAME_3);
default:
NOTREACHED();
}
return std::string();
}
} // namespace
namespace chromeos {
constexpr StaticOobeScreenId FingerprintSetupScreenView::kScreenId;
FingerprintSetupScreenHandler::FingerprintSetupScreenHandler(
JSCallsContainer* js_calls_container)
: BaseScreenHandler(kScreenId, js_calls_container) {
set_user_acted_method_path("login.FingerprintSetupScreen.userActed");
content::GetSystemConnector()->Connect(
device::mojom::kServiceName, fp_service_.BindNewPipeAndPassReceiver());
fp_service_->AddFingerprintObserver(receiver_.BindNewPipeAndPassRemote());
}
FingerprintSetupScreenHandler::~FingerprintSetupScreenHandler() = default;
void FingerprintSetupScreenHandler::DeclareLocalizedValues(
::login::LocalizedValuesBuilder* builder) {
builder->Add("setupFingerprintScreenTitle",
IDS_OOBE_FINGERPINT_SETUP_SCREEN_TITLE);
builder->Add("skipFingerprintSetup",
IDS_OOBE_FINGERPINT_SETUP_SCREEN_BUTTON_SKIP);
builder->Add("fingerprintSetupLater",
IDS_OOBE_FINGERPINT_SETUP_SCREEN_BUTTON_LATER);
builder->Add("fingerprintSetupNext",
IDS_OOBE_FINGERPINT_SETUP_SCREEN_BUTTON_NEXT);
builder->Add("fingerprintSetupDone",
IDS_OOBE_FINGERPINT_SETUP_SCREEN_BUTTON_DONE);
builder->Add("fingerprintSetupAddAnother",
IDS_OOBE_FINGERPINT_SETUP_SCREEN_BUTTON_ADD_ANOTHER);
builder->Add("placeFingerScreenTitle",
IDS_OOBE_FINGERPINT_SETUP_SCREEN_SENSOR_LOCATION_TITLE);
builder->Add("enrollmentProgressScreenTitle",
IDS_OOBE_FINGERPINT_SETUP_SCREEN_ENROLLMENT_PROGRESS_TITLE);
builder->Add("setupFingerprintEnrollmentSuccessTitle",
IDS_OOBE_FINGERPINT_SETUP_SCREEN_ENROLLMENT_SUCCESS_TITLE);
builder->Add("setupFingerprintEnrollmentSuccessDescription",
IDS_OOBE_FINGERPINT_SETUP_SCREEN_ENROLLMENT_SUCCESS_DESCRIPTION);
builder->Add("setupFingerprintScanMoveFinger",
IDS_OOBE_FINGERPINT_SETUP_SCREEN_INSTRUCTION_MOVE_FINGER);
builder->Add("setupFingerprintScanTryAgain",
IDS_OOBE_FINGERPINT_SETUP_SCREEN_INSTRUCTION_TRY_AGAIN);
int description_id;
switch (quick_unlock::GetFingerprintLocation()) {
case quick_unlock::FingerprintLocation::TABLET_POWER_BUTTON:
description_id =
IDS_OOBE_FINGERPINT_SETUP_SCREEN_SENSOR_POWER_BUTTON_DESCRIPTION;
break;
case quick_unlock::FingerprintLocation::KEYBOARD_BOTTOM_RIGHT:
case quick_unlock::FingerprintLocation::KEYBOARD_TOP_RIGHT:
description_id =
IDS_OOBE_FINGERPINT_SETUP_SCREEN_SENSOR_GENERAL_DESCRIPTION;
break;
}
builder->Add("setupFingerprintScreenDescription", description_id);
}
void FingerprintSetupScreenHandler::RegisterMessages() {
BaseScreenHandler::RegisterMessages();
web_ui()->RegisterMessageCallback(
"startEnroll",
base::BindRepeating(&FingerprintSetupScreenHandler::HandleStartEnroll,
base::Unretained(this)));
}
void FingerprintSetupScreenHandler::Bind(FingerprintSetupScreen* screen) {
screen_ = screen;
BaseScreenHandler::SetBaseScreen(screen);
}
void FingerprintSetupScreenHandler::Show() {
ShowScreen(kScreenId);
}
void FingerprintSetupScreenHandler::Hide() {
// Clean up existing fingerprint enroll session.
if (enroll_session_started_) {
fp_service_->CancelCurrentEnrollSession(base::BindOnce(
&FingerprintSetupScreenHandler::OnCancelCurrentEnrollSession,
weak_ptr_factory_.GetWeakPtr()));
}
}
void FingerprintSetupScreenHandler::Initialize() {}
void FingerprintSetupScreenHandler::OnRestarted() {
VLOG(1) << "Fingerprint session restarted.";
}
void FingerprintSetupScreenHandler::OnEnrollScanDone(
device::mojom::ScanResult scan_result,
bool enroll_session_complete,
int percent_complete) {
VLOG(1) << "Receive fingerprint enroll scan result. scan_result="
<< scan_result
<< ", enroll_session_complete=" << enroll_session_complete
<< ", percent_complete=" << percent_complete;
CallJS("login.FingerprintSetupScreen.onEnrollScanDone",
static_cast<int>(scan_result), enroll_session_complete,
percent_complete);
if (enroll_session_complete) {
enroll_session_started_ = false;
++enrolled_finger_count_;
CallJS("login.FingerprintSetupScreen.enableAddAnotherFinger",
enrolled_finger_count_ < kMaxAllowedFingerprints);
// Update the number of registered fingers, it's fine to override because
// this is the first time user log in and have no finger registered.
ProfileManager::GetActiveUserProfile()->GetPrefs()->SetInteger(
prefs::kQuickUnlockFingerprintRecord, enrolled_finger_count_);
}
}
void FingerprintSetupScreenHandler::OnAuthScanDone(
device::mojom::ScanResult scan_result,
const base::flat_map<std::string, std::vector<std::string>>& matches) {}
void FingerprintSetupScreenHandler::OnSessionFailed() {
// TODO(xiaoyinh): Add more user visible information when available.
LOG(ERROR) << "Fingerprint session failed.";
}
void FingerprintSetupScreenHandler::HandleStartEnroll(
const base::ListValue* args) {
DCHECK(enrolled_finger_count_ < kMaxAllowedFingerprints);
enroll_session_started_ = true;
fp_service_->StartEnrollSession(
ProfileHelper::Get()->GetUserIdHashFromProfile(
ProfileManager::GetActiveUserProfile()),
GetDefaultFingerprintName(enrolled_finger_count_));
}
void FingerprintSetupScreenHandler::OnCancelCurrentEnrollSession(bool success) {
if (!success)
LOG(ERROR) << "Failed to cancel current fingerprint enroll session.";
}
} // namespace chromeos
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