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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "build/branding_buildflags.h"
#include "build/build_config.h"
#if BUILDFLAG(GOOGLE_CHROME_BRANDING) && !BUILDFLAG(IS_CHROMEOS)
#include "base/functional/bind.h"
#include "base/functional/callback_helpers.h"
#include "base/values.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/metrics/chrome_metrics_service_accessor.h"
#include "chrome/browser/metrics/metrics_reporting_state.h"
#include "chrome/browser/ui/webui/settings/metrics_reporting_handler.h"
#include "components/metrics/metrics_pref_names.h"
#include "components/prefs/pref_service.h"
#include "content/public/browser/web_ui.h"
namespace settings {
MetricsReportingHandler::MetricsReportingHandler() = default;
MetricsReportingHandler::~MetricsReportingHandler() = default;
void MetricsReportingHandler::RegisterMessages() {
web_ui()->RegisterMessageCallback(
"getMetricsReporting",
base::BindRepeating(&MetricsReportingHandler::HandleGetMetricsReporting,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"setMetricsReportingEnabled",
base::BindRepeating(
&MetricsReportingHandler::HandleSetMetricsReportingEnabled,
base::Unretained(this)));
}
void MetricsReportingHandler::OnJavascriptAllowed() {
pref_member_ = std::make_unique<BooleanPrefMember>();
pref_member_->Init(
metrics::prefs::kMetricsReportingEnabled,
g_browser_process->local_state(),
base::BindRepeating(&MetricsReportingHandler::OnPrefChanged,
base::Unretained(this)));
}
void MetricsReportingHandler::OnJavascriptDisallowed() {
pref_member_.reset();
}
void MetricsReportingHandler::HandleGetMetricsReporting(
const base::Value::List& args) {
AllowJavascript();
CHECK_GT(args.size(), 0u);
const base::Value& callback_id = args[0];
ResolveJavascriptCallback(callback_id, CreateMetricsReportingDict());
}
base::Value::Dict MetricsReportingHandler::CreateMetricsReportingDict() {
base::Value::Dict dict;
dict.Set("enabled",
ChromeMetricsServiceAccessor::IsMetricsAndCrashReportingEnabled());
dict.Set("managed", IsMetricsReportingPolicyManaged());
return dict;
}
void MetricsReportingHandler::HandleSetMetricsReportingEnabled(
const base::Value::List& args) {
if (IsMetricsReportingPolicyManaged()) {
// NOTE: ChangeMetricsReportingState() already checks whether metrics
// reporting is managed by policy. Also, the UI really shouldn't be able to
// send this message when managed.
NOTREACHED();
}
bool enabled = args[0].GetBool();
ChangeMetricsReportingState(
enabled, ChangeMetricsReportingStateCalledFrom::kUiSettings);
}
void MetricsReportingHandler::OnPrefChanged(const std::string& pref_name) {
DCHECK_EQ(metrics::prefs::kMetricsReportingEnabled, pref_name);
SendMetricsReportingChange();
}
void MetricsReportingHandler::SendMetricsReportingChange() {
FireWebUIListener("metrics-reporting-change", CreateMetricsReportingDict());
}
} // namespace settings
#endif // BUILDFLAG(GOOGLE_CHROME_BRANDING) && !BUILDFLAG(IS_CHROMEOS)
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