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// Copyright 2014 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/device_identity/device_identity_provider.h"
#include "base/functional/callback_helpers.h"
#include "base/logging.h"
#include "chrome/browser/device_identity/device_oauth2_token_service.h"
namespace {
// An implementation of ActiveAccountAccessTokenFetcher that is backed by
// DeviceOAuth2TokenService.
class ActiveAccountAccessTokenFetcherImpl
: public invalidation::ActiveAccountAccessTokenFetcher,
OAuth2AccessTokenManager::Consumer {
public:
ActiveAccountAccessTokenFetcherImpl(
const std::string& oauth_consumer_name,
DeviceOAuth2TokenService* token_service,
const OAuth2AccessTokenManager::ScopeSet& scopes,
invalidation::ActiveAccountAccessTokenCallback callback);
ActiveAccountAccessTokenFetcherImpl(
const ActiveAccountAccessTokenFetcherImpl&) = delete;
ActiveAccountAccessTokenFetcherImpl& operator=(
const ActiveAccountAccessTokenFetcherImpl&) = delete;
~ActiveAccountAccessTokenFetcherImpl() override;
private:
// OAuth2AccessTokenManager::Consumer implementation.
void OnGetTokenSuccess(
const OAuth2AccessTokenManager::Request* request,
const OAuth2AccessTokenConsumer::TokenResponse& token_response) override;
void OnGetTokenFailure(const OAuth2AccessTokenManager::Request* request,
const GoogleServiceAuthError& error) override;
// Invokes |callback_| with (|access_token|, |error|).
void HandleTokenRequestCompletion(
const OAuth2AccessTokenManager::Request* request,
const GoogleServiceAuthError& error,
const std::string& access_token);
invalidation::ActiveAccountAccessTokenCallback callback_;
std::unique_ptr<OAuth2AccessTokenManager::Request> access_token_request_;
};
} // namespace
ActiveAccountAccessTokenFetcherImpl::ActiveAccountAccessTokenFetcherImpl(
const std::string& oauth_consumer_name,
DeviceOAuth2TokenService* token_service,
const OAuth2AccessTokenManager::ScopeSet& scopes,
invalidation::ActiveAccountAccessTokenCallback callback)
: OAuth2AccessTokenManager::Consumer(oauth_consumer_name),
callback_(std::move(callback)) {
access_token_request_ = token_service->StartAccessTokenRequest(scopes, this);
}
ActiveAccountAccessTokenFetcherImpl::~ActiveAccountAccessTokenFetcherImpl() =
default;
void ActiveAccountAccessTokenFetcherImpl::OnGetTokenSuccess(
const OAuth2AccessTokenManager::Request* request,
const OAuth2AccessTokenConsumer::TokenResponse& token_response) {
HandleTokenRequestCompletion(request, GoogleServiceAuthError::AuthErrorNone(),
token_response.access_token);
}
void ActiveAccountAccessTokenFetcherImpl::OnGetTokenFailure(
const OAuth2AccessTokenManager::Request* request,
const GoogleServiceAuthError& error) {
HandleTokenRequestCompletion(request, error, std::string());
}
void ActiveAccountAccessTokenFetcherImpl::HandleTokenRequestCompletion(
const OAuth2AccessTokenManager::Request* request,
const GoogleServiceAuthError& error,
const std::string& access_token) {
DCHECK_EQ(request, access_token_request_.get());
std::unique_ptr<OAuth2AccessTokenManager::Request> request_deleter(
std::move(access_token_request_));
std::move(callback_).Run(error, access_token);
}
DeviceIdentityProvider::DeviceIdentityProvider(
DeviceOAuth2TokenService* token_service)
: token_service_(token_service) {
// TODO(blundell): Can |token_service_| ever actually be non-null?
if (token_service_) {
token_service->SetRefreshTokenAvailableCallback(
base::BindRepeating(&DeviceIdentityProvider::OnRefreshTokenAvailable,
base::Unretained(this)));
}
}
DeviceIdentityProvider::~DeviceIdentityProvider() {
// TODO(blundell): Can |token_service_| ever actually be non-null?
if (token_service_) {
token_service_->SetRefreshTokenAvailableCallback(base::NullCallback());
}
}
CoreAccountId DeviceIdentityProvider::GetActiveAccountId() {
return token_service_->GetRobotAccountId();
}
bool DeviceIdentityProvider::IsActiveAccountWithRefreshToken() {
if (GetActiveAccountId().empty() || !token_service_ ||
!token_service_->RefreshTokenIsAvailable())
return false;
return true;
}
std::unique_ptr<invalidation::ActiveAccountAccessTokenFetcher>
DeviceIdentityProvider::FetchAccessToken(
const std::string& oauth_consumer_name,
const OAuth2AccessTokenManager::ScopeSet& scopes,
invalidation::ActiveAccountAccessTokenCallback callback) {
return std::make_unique<ActiveAccountAccessTokenFetcherImpl>(
oauth_consumer_name, token_service_, scopes, std::move(callback));
}
void DeviceIdentityProvider::InvalidateAccessToken(
const OAuth2AccessTokenManager::ScopeSet& scopes,
const std::string& access_token) {
token_service_->InvalidateAccessToken(scopes, access_token);
}
void DeviceIdentityProvider::OnRefreshTokenAvailable() {
ProcessRefreshTokenUpdateForAccount(GetActiveAccountId());
}
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