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// Copyright 2015 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/metrics/variations/chrome_variations_service_client.h"
#include "base/feature_list.h"
#include "base/path_service.h"
#include "build/build_config.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/google/google_brand.h"
#include "chrome/browser/metrics/variations/google_groups_manager_factory.h"
#include "chrome/browser/net/system_network_context_manager.h"
#include "chrome/browser/profiles/profile_attributes_storage.h"
#include "chrome/browser/profiles/profile_manager.h"
#include "chrome/common/channel_info.h"
#include "chrome/common/chrome_paths.h"
#include "chrome/common/pref_names.h"
#include "components/prefs/scoped_user_pref_update.h"
#include "components/variations/pref_names.h"
#include "components/variations/seed_response.h"
#include "components/variations/service/google_groups_manager.h"
#include "components/variations/service/limited_entropy_synthetic_trial.h"
#include "components/variations/service/variations_service_client.h"
#include "components/variations/synthetic_trials.h"
#include "components/version_info/version_info.h"
#include "services/network/public/cpp/shared_url_loader_factory.h"
#if !BUILDFLAG(IS_ANDROID) && !BUILDFLAG(IS_CHROMEOS)
#include "chrome/browser/upgrade_detector/build_state.h"
#endif
#if BUILDFLAG(IS_ANDROID)
#include "components/variations/android/variations_seed_bridge.h"
#endif
#if BUILDFLAG(IS_CHROMEOS)
#include "chromeos/ash/components/install_attributes/install_attributes.h"
#include "chromeos/ash/components/settings/cros_settings.h"
#endif
#if BUILDFLAG(IS_WIN) || BUILDFLAG(IS_MAC)
#include "base/enterprise_util.h"
#endif
ChromeVariationsServiceClient::ChromeVariationsServiceClient() = default;
ChromeVariationsServiceClient::~ChromeVariationsServiceClient() = default;
base::Version ChromeVariationsServiceClient::GetVersionForSimulation() {
#if !BUILDFLAG(IS_ANDROID) && !BUILDFLAG(IS_CHROMEOS)
const auto* build_state = g_browser_process->GetBuildState();
if (build_state->installed_version().has_value())
return *build_state->installed_version();
#endif // !BUILDFLAG(IS_ANDROID) && !BUILDFLAG(IS_CHROMEOS)
// TODO(asvitkine): Get the version that will be used on restart instead of
// the current version on Android, iOS and ChromeOS.
return version_info::GetVersion();
}
scoped_refptr<network::SharedURLLoaderFactory>
ChromeVariationsServiceClient::GetURLLoaderFactory() {
return g_browser_process->system_network_context_manager()
->GetSharedURLLoaderFactory();
}
network_time::NetworkTimeTracker*
ChromeVariationsServiceClient::GetNetworkTimeTracker() {
return g_browser_process->network_time_tracker();
}
bool ChromeVariationsServiceClient::OverridesRestrictParameter(
std::string* parameter) {
#if BUILDFLAG(IS_CHROMEOS)
ash::CrosSettings::Get()->GetString(ash::kVariationsRestrictParameter,
parameter);
return true;
#else
return false;
#endif
}
base::FilePath ChromeVariationsServiceClient::GetVariationsSeedFileDir() {
base::FilePath seed_file_dir;
base::PathService::Get(chrome::DIR_USER_DATA, &seed_file_dir);
return seed_file_dir;
}
std::unique_ptr<variations::SeedResponse>
ChromeVariationsServiceClient::TakeSeedFromNativeVariationsSeedStore() {
#if BUILDFLAG(IS_ANDROID)
std::unique_ptr<variations::SeedResponse> seed =
variations::android::GetVariationsFirstRunSeed();
variations::android::ClearJavaFirstRunPrefs();
return seed;
#else
return nullptr;
#endif
}
bool ChromeVariationsServiceClient::IsEnterprise() {
#if BUILDFLAG(IS_WIN) || BUILDFLAG(IS_MAC)
return base::IsEnterpriseDevice();
#elif BUILDFLAG(IS_CHROMEOS)
return ash::InstallAttributes::Get()->IsEnterpriseManaged();
#else
return false;
#endif
}
// Remove any profiles from variations prefs that no longer exist in the
// ProfileAttributesStorage source-of-truth.
void ChromeVariationsServiceClient::
RemoveGoogleGroupsFromPrefsForDeletedProfiles(PrefService* local_state) {
// Get the list of profiles in attribute storage.
base::flat_set<std::string> profile_keys =
ProfileAttributesStorage::GetAllProfilesKeys(local_state);
// Get the current value of the local state dict.
const base::Value::Dict& cached_profiles =
local_state->GetDict(variations::prefs::kVariationsGoogleGroups);
std::vector<std::string> variations_profiles_to_delete;
for (std::pair<const std::string&, const base::Value&> profile :
cached_profiles) {
if (!profile_keys.contains(profile.first)) {
variations_profiles_to_delete.push_back(profile.first);
}
}
ScopedDictPrefUpdate variations_prefs_update(
local_state, variations::prefs::kVariationsGoogleGroups);
base::Value::Dict& variations_prefs_dict = variations_prefs_update.Get();
for (const auto& profile : variations_profiles_to_delete) {
variations_prefs_dict.Remove(profile);
}
}
version_info::Channel ChromeVariationsServiceClient::GetChannel() {
return chrome::GetChannel();
}
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