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// Copyright 2023 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/password_manager/android/cred_man_controller.h"
#include "base/functional/bind.h"
#include "base/metrics/histogram_functions.h"
#include "components/device_reauth/device_authenticator.h"
#include "components/password_manager/content/browser/keyboard_replacing_surface_visibility_controller.h"
#include "components/password_manager/core/browser/password_credential_filler.h"
#include "components/password_manager/core/browser/password_manager_client.h"
#include "components/webauthn/android/webauthn_cred_man_delegate.h"
namespace password_manager {
using webauthn::WebAuthnCredManDelegate;
CredManController::CredManController(
base::WeakPtr<KeyboardReplacingSurfaceVisibilityController>
visibility_controller,
password_manager::PasswordManagerClient* password_client)
: visibility_controller_(visibility_controller),
password_client_(password_client),
authenticator_(password_client->GetDeviceAuthenticator()) {}
CredManController::~CredManController() {
if (visibility_controller_) {
visibility_controller_->Reset();
}
if (authenticator_) {
authenticator_->Cancel();
}
}
bool CredManController::Show(
raw_ptr<WebAuthnCredManDelegate> cred_man_delegate,
std::unique_ptr<PasswordCredentialFiller> filler,
base::WeakPtr<password_manager::ContentPasswordManagerDriver> frame_driver,
bool is_webauthn_form) {
// webauthn forms without passkeys should show TouchToFill bottom sheet.
if (!cred_man_delegate || !is_webauthn_form ||
WebAuthnCredManDelegate::CredManMode() !=
WebAuthnCredManDelegate::CredManEnabledMode::kAllCredMan ||
cred_man_delegate->HasPasskeys() !=
WebAuthnCredManDelegate::State::kHasPasskeys) {
return false;
}
visibility_controller_->SetVisible(std::move(frame_driver));
filler_ = std::move(filler);
cred_man_delegate->SetRequestCompletionCallback(base::BindRepeating(
&CredManController::Dismiss, weak_ptr_factory_.GetWeakPtr()));
cred_man_delegate->SetFillingCallback(base::BindOnce(
&CredManController::TriggerFilling, weak_ptr_factory_.GetWeakPtr()));
cred_man_delegate->TriggerCredManUi(
WebAuthnCredManDelegate::RequestPasswords(true));
return true;
}
void CredManController::Dismiss(bool success) {
if (visibility_controller_) {
visibility_controller_->SetShown();
}
}
void CredManController::TriggerFilling(const std::u16string& username,
const std::u16string& password) {
if (!filler_ || !visibility_controller_) {
return;
}
visibility_controller_->SetShown();
if (!password_client_->IsReauthBeforeFillingRequired(authenticator_.get())) {
FillUsernameAndPassword(username, password);
return;
}
authenticator_->AuthenticateWithMessage(
u"", base::BindOnce(&CredManController::OnReauthCompleted,
base::Unretained(this), username, password));
}
void CredManController::FillUsernameAndPassword(
const std::u16string& username,
const std::u16string& password) {
filler_->FillUsernameAndPassword(
username, password,
base::BindOnce(base::BindOnce([](bool triggered_submission) {
base::UmaHistogramBoolean(
"PasswordManager.CredMan.PasswordFormSubmissionTriggered",
triggered_submission);
})));
}
void CredManController::OnReauthCompleted(const std::u16string& username,
const std::u16string& password,
bool auth_successful) {
if (!auth_successful) {
return;
}
FillUsernameAndPassword(username, password);
}
} // namespace password_manager
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