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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/tpcd/experiment/eligibility_service.h"
#include <optional>
#include "base/check.h"
#include "base/functional/bind.h"
#include "base/metrics/histogram_functions.h"
#include "chrome/browser/tpcd/experiment/eligibility_service_factory.h"
#include "chrome/browser/tpcd/experiment/experiment_manager.h"
#include "chrome/browser/tpcd/experiment/tpcd_experiment_features.h"
#include "components/privacy_sandbox/privacy_sandbox_settings.h"
#include "components/privacy_sandbox/tpcd_experiment_eligibility.h"
#include "components/privacy_sandbox/tracking_protection_onboarding.h"
#include "content/public/browser/cookie_deprecation_label_manager.h"
#include "content/public/browser/storage_partition.h"
#include "content/public/common/content_features.h"
#include "services/network/public/mojom/network_context.mojom.h"
namespace tpcd::experiment {
EligibilityService::EligibilityService(
Profile* profile,
privacy_sandbox::TrackingProtectionOnboarding*
tracking_protection_onboarding,
privacy_sandbox::PrivacySandboxSettings* privacy_sandbox_settings,
ExperimentManager* experiment_manager)
: profile_(profile),
onboarding_service_(tracking_protection_onboarding),
privacy_sandbox_settings_(privacy_sandbox_settings),
experiment_manager_(experiment_manager) {
CHECK(base::FeatureList::IsEnabled(
features::kCookieDeprecationFacilitatedTesting));
CHECK(experiment_manager_);
CHECK(privacy_sandbox_settings_);
profile_eligibility_ = ProfileEligibility();
BroadcastProfileEligibility();
}
EligibilityService::~EligibilityService() = default;
// static
EligibilityService* EligibilityService::Get(Profile* profile) {
return EligibilityServiceFactory::GetForProfile(profile);
}
void EligibilityService::Shutdown() {
if (onboarding_service_) {
onboarding_service_ = nullptr;
}
privacy_sandbox_settings_ = nullptr;
}
void EligibilityService::BroadcastProfileEligibility() {
CHECK(profile_eligibility_.has_value());
std::optional<bool> is_client_eligible =
experiment_manager_->IsClientEligible();
if (is_client_eligible.has_value()) {
MarkProfileEligibility(is_client_eligible.value());
return;
}
base::UmaHistogramEnumeration(
"PrivacySandbox.CookieDeprecationFacilitatedTesting."
"ReasonForEligibilityStoredInPrefs",
profile_eligibility_->reason());
experiment_manager_->SetClientEligibility(
profile_eligibility_->is_eligible(),
base::BindOnce(&EligibilityService::MarkProfileEligibility,
weak_factory_.GetWeakPtr()));
}
void EligibilityService::MarkProfileEligibility(bool is_client_eligible) {
UpdateCookieDeprecationLabel();
// Update the eligibility for the onboarding UX flow.
if (onboarding_service_) {
if (kDisable3PCookies.Get()) {
MaybeNotifyManagerTrackingProtectionOnboarded(
onboarding_service_->GetOnboardingStatus());
} else if (kEnableSilentOnboarding.Get()) {
MaybeNotifyManagerTrackingProtectionSilentOnboarded(
onboarding_service_->GetSilentOnboardingStatus());
}
}
}
privacy_sandbox::TpcdExperimentEligibility
EligibilityService::ProfileEligibility() {
CHECK(privacy_sandbox_settings_);
return privacy_sandbox_settings_
->GetCookieDeprecationExperimentCurrentEligibility();
}
void EligibilityService::UpdateCookieDeprecationLabel() {
// For each storage partition, update the cookie deprecation label to the
// updated value from the CookieDeprecationLabelManager.
profile_->ForEachLoadedStoragePartition(
[](content::StoragePartition* storage_partition) {
if (auto* cookie_deprecation_label_manager =
storage_partition->GetCookieDeprecationLabelManager()) {
storage_partition->GetNetworkContext()->SetCookieDeprecationLabel(
cookie_deprecation_label_manager->GetValue().value_or(""));
}
});
}
void EligibilityService::MaybeNotifyManagerTrackingProtectionOnboarded(
privacy_sandbox::TrackingProtectionOnboarding::OnboardingStatus
onboarding_status) {
if (onboarding_status == privacy_sandbox::TrackingProtectionOnboarding::
OnboardingStatus::kOnboarded) {
experiment_manager_->NotifyProfileTrackingProtectionOnboarded();
}
}
void EligibilityService::MaybeNotifyManagerTrackingProtectionSilentOnboarded(
privacy_sandbox::TrackingProtectionOnboarding::SilentOnboardingStatus
onboarding_status) {
if (onboarding_status == privacy_sandbox::TrackingProtectionOnboarding::
SilentOnboardingStatus::kOnboarded) {
experiment_manager_->NotifyProfileTrackingProtectionOnboarded();
}
}
} // namespace tpcd::experiment
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