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// Copyright 2015 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 "chrome/browser/metrics/chrome_metrics_services_manager_client.h"
#include "base/command_line.h"
#include "base/logging.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/metrics/chrome_metrics_service_accessor.h"
#include "chrome/browser/metrics/chrome_metrics_service_client.h"
#include "chrome/browser/metrics/variations/chrome_variations_service_client.h"
#include "chrome/browser/metrics/variations/ui_string_overrider_factory.h"
#include "chrome/browser/ui/browser_otr_state.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/installer/util/google_update_settings.h"
#include "components/metrics/metrics_state_manager.h"
#include "components/prefs/pref_service.h"
#include "components/rappor/rappor_service.h"
#include "components/variations/service/variations_service.h"
#include "content/public/browser/browser_thread.h"
namespace {
// Posts |GoogleUpdateSettings::StoreMetricsClientInfo| on blocking pool thread
// because it needs access to IO and cannot work from UI thread.
void PostStoreMetricsClientInfo(const metrics::ClientInfo& client_info) {
content::BrowserThread::GetBlockingPool()->PostTask(
FROM_HERE,
base::Bind(&GoogleUpdateSettings::StoreMetricsClientInfo, client_info));
}
} // namespace
ChromeMetricsServicesManagerClient::ChromeMetricsServicesManagerClient(
PrefService* local_state)
: local_state_(local_state) {
DCHECK(local_state);
SetupMetricsStateForChromeOS();
}
ChromeMetricsServicesManagerClient::~ChromeMetricsServicesManagerClient() {}
scoped_ptr<rappor::RapporService>
ChromeMetricsServicesManagerClient::CreateRapporService() {
DCHECK(thread_checker_.CalledOnValidThread());
return make_scoped_ptr(new rappor::RapporService(
local_state_, base::Bind(&chrome::IsOffTheRecordSessionActive)));
}
scoped_ptr<variations::VariationsService>
ChromeMetricsServicesManagerClient::CreateVariationsService() {
DCHECK(thread_checker_.CalledOnValidThread());
return variations::VariationsService::Create(
make_scoped_ptr(new ChromeVariationsServiceClient()), local_state_,
GetMetricsStateManager(), switches::kDisableBackgroundNetworking,
chrome_variations::CreateUIStringOverrider());
}
scoped_ptr<metrics::MetricsServiceClient>
ChromeMetricsServicesManagerClient::CreateMetricsServiceClient() {
DCHECK(thread_checker_.CalledOnValidThread());
return ChromeMetricsServiceClient::Create(GetMetricsStateManager(),
local_state_);
}
net::URLRequestContextGetter*
ChromeMetricsServicesManagerClient::GetURLRequestContext() {
return g_browser_process->system_request_context();
}
bool ChromeMetricsServicesManagerClient::IsSafeBrowsingEnabled(
const base::Closure& on_update_callback) {
// Start listening for updates to SB service state. This is done here instead
// of in the constructor to avoid errors from trying to instantiate SB
// service before the IO thread exists.
safe_browsing::SafeBrowsingService* sb_service =
g_browser_process->safe_browsing_service();
if (!sb_state_subscription_ && sb_service) {
// It is safe to pass the callback received from the
// MetricsServicesManager here since the MetricsServicesManager owns
// this object, which owns the sb_state_subscription_, which owns the
// pointer to the MetricsServicesManager.
sb_state_subscription_ =
sb_service->RegisterStateCallback(on_update_callback);
}
return sb_service && sb_service->enabled_by_prefs();
}
bool ChromeMetricsServicesManagerClient::IsMetricsReportingEnabled() {
return ChromeMetricsServiceAccessor::IsMetricsAndCrashReportingEnabled();
}
bool ChromeMetricsServicesManagerClient::OnlyDoMetricsRecording() {
const base::CommandLine* cmdline = base::CommandLine::ForCurrentProcess();
return cmdline->HasSwitch(switches::kMetricsRecordingOnly) ||
cmdline->HasSwitch(switches::kEnableBenchmarking);
}
metrics::MetricsStateManager*
ChromeMetricsServicesManagerClient::GetMetricsStateManager() {
DCHECK(thread_checker_.CalledOnValidThread());
if (!metrics_state_manager_) {
metrics_state_manager_ = metrics::MetricsStateManager::Create(
local_state_,
base::Bind(
&ChromeMetricsServiceAccessor::IsMetricsAndCrashReportingEnabled),
base::Bind(&PostStoreMetricsClientInfo),
base::Bind(&GoogleUpdateSettings::LoadMetricsClientInfo));
}
return metrics_state_manager_.get();
}
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