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// Copyright 2017 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 "components/consent_auditor/consent_auditor.h"
#include <memory>
#include "base/metrics/histogram_macros.h"
#include "base/values.h"
#include "components/consent_auditor/pref_names.h"
#include "components/prefs/pref_registry_simple.h"
#include "components/prefs/pref_service.h"
#include "components/prefs/scoped_user_pref_update.h"
#include "components/sync/driver/sync_driver_switches.h"
#include "components/sync/model/model_type_sync_bridge.h"
#include "components/sync/user_events/user_event_service.h"
using UserEventSpecifics = sync_pb::UserEventSpecifics;
namespace consent_auditor {
namespace {
const char kLocalConsentDescriptionKey[] = "description";
const char kLocalConsentConfirmationKey[] = "confirmation";
const char kLocalConsentVersionKey[] = "version";
const char kLocalConsentLocaleKey[] = "locale";
UserEventSpecifics::UserConsent::Feature FeatureToProtoEnum(
consent_auditor::Feature feature) {
switch (feature) {
case consent_auditor::Feature::CHROME_SYNC:
return UserEventSpecifics::UserConsent::CHROME_SYNC;
case consent_auditor::Feature::PLAY_STORE:
return UserEventSpecifics::UserConsent::PLAY_STORE;
case consent_auditor::Feature::BACKUP_AND_RESTORE:
return UserEventSpecifics::UserConsent::BACKUP_AND_RESTORE;
case consent_auditor::Feature::GOOGLE_LOCATION_SERVICE:
return UserEventSpecifics::UserConsent::GOOGLE_LOCATION_SERVICE;
}
NOTREACHED();
return UserEventSpecifics::UserConsent::FEATURE_UNSPECIFIED;
}
UserEventSpecifics::UserConsent::ConsentStatus StatusToProtoEnum(
consent_auditor::ConsentStatus status) {
switch (status) {
case consent_auditor::ConsentStatus::NOT_GIVEN:
return UserEventSpecifics::UserConsent::NOT_GIVEN;
case consent_auditor::ConsentStatus::GIVEN:
return UserEventSpecifics::UserConsent::GIVEN;
}
NOTREACHED();
return UserEventSpecifics::UserConsent::CONSENT_STATUS_UNSPECIFIED;
}
} // namespace
ConsentAuditor::ConsentAuditor(PrefService* pref_service,
syncer::UserEventService* user_event_service,
const std::string& app_version,
const std::string& app_locale)
: pref_service_(pref_service),
user_event_service_(user_event_service),
app_version_(app_version),
app_locale_(app_locale) {
DCHECK(pref_service_);
DCHECK(user_event_service_);
}
ConsentAuditor::~ConsentAuditor() {}
void ConsentAuditor::Shutdown() {
user_event_service_ = nullptr;
}
// static
void ConsentAuditor::RegisterProfilePrefs(PrefRegistrySimple* registry) {
registry->RegisterDictionaryPref(prefs::kLocalConsentsDictionary);
}
void ConsentAuditor::RecordGaiaConsent(
const std::string& account_id,
Feature feature,
const std::vector<int>& description_grd_ids,
int confirmation_grd_id,
ConsentStatus status) {
DCHECK(!account_id.empty()) << "No signed-in account specified.";
if (!base::FeatureList::IsEnabled(switches::kSyncUserConsentEvents))
return;
DCHECK_LE(feature, consent_auditor::Feature::FEATURE_LAST);
switch (status) {
case ConsentStatus::GIVEN:
UMA_HISTOGRAM_ENUMERATION(
"Privacy.ConsentAuditor.ConsentGiven.Feature", feature,
static_cast<int>(consent_auditor::Feature::FEATURE_LAST) + 1);
break;
case ConsentStatus::NOT_GIVEN:
UMA_HISTOGRAM_ENUMERATION(
"Privacy.ConsentAuditor.ConsentNotGiven.Feature", feature,
static_cast<int>(consent_auditor::Feature::FEATURE_LAST) + 1);
break;
}
// TODO(msramek): Pass in the actual account id.
std::unique_ptr<sync_pb::UserEventSpecifics> specifics = ConstructUserConsent(
account_id, feature, description_grd_ids, confirmation_grd_id, status);
user_event_service_->RecordUserEvent(std::move(specifics));
}
std::unique_ptr<sync_pb::UserEventSpecifics>
ConsentAuditor::ConstructUserConsent(
const std::string& account_id,
Feature feature,
const std::vector<int>& description_grd_ids,
int confirmation_grd_id,
ConsentStatus status) {
auto specifics = std::make_unique<sync_pb::UserEventSpecifics>();
specifics->set_event_time_usec(
base::Time::Now().since_origin().InMicroseconds());
auto* consent = specifics->mutable_user_consent();
consent->set_account_id(account_id);
consent->set_feature(FeatureToProtoEnum(feature));
for (int id : description_grd_ids) {
consent->add_description_grd_ids(id);
}
consent->set_confirmation_grd_id(confirmation_grd_id);
consent->set_locale(app_locale_);
consent->set_status(StatusToProtoEnum(status));
return specifics;
}
void ConsentAuditor::RecordLocalConsent(const std::string& feature,
const std::string& description_text,
const std::string& confirmation_text) {
DictionaryPrefUpdate consents_update(pref_service_,
prefs::kLocalConsentsDictionary);
base::DictionaryValue* consents = consents_update.Get();
DCHECK(consents);
base::DictionaryValue record;
record.SetKey(kLocalConsentDescriptionKey, base::Value(description_text));
record.SetKey(kLocalConsentConfirmationKey, base::Value(confirmation_text));
record.SetKey(kLocalConsentVersionKey, base::Value(app_version_));
record.SetKey(kLocalConsentLocaleKey, base::Value(app_locale_));
consents->SetKey(feature, std::move(record));
}
} // namespace consent_auditor
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