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// Copyright 2025 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/content_settings/javascript_optimizer_provider_android.h"
#include "base/metrics/histogram_functions.h"
#include "base/values.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/safe_browsing/advanced_protection_status_manager.h"
#include "chrome/browser/safe_browsing/advanced_protection_status_manager_factory.h"
#include "components/content_settings/core/browser/single_value_wildcard_rule_iterator.h"
#include "components/content_settings/core/common/content_settings.h"
using safe_browsing::AdvancedProtectionStatusManager;
using safe_browsing::AdvancedProtectionStatusManagerFactory;
JavascriptOptimizerProviderAndroid::JavascriptOptimizerProviderAndroid(
Profile* profile,
bool should_record_metrics)
: advanced_protection_manager_(
AdvancedProtectionStatusManagerFactory::GetForProfile(profile)),
is_under_advanced_protection_(
advanced_protection_manager_->IsUnderAdvancedProtection()) {
advanced_protection_manager_->AddObserver(this);
if (should_record_metrics) {
RecordHistogramMetrics();
}
}
JavascriptOptimizerProviderAndroid::JavascriptOptimizerProviderAndroid(
safe_browsing::AdvancedProtectionStatusManager* advanced_protection_manager,
bool should_record_metrics)
: advanced_protection_manager_(advanced_protection_manager),
is_under_advanced_protection_(
advanced_protection_manager_->IsUnderAdvancedProtection()) {
advanced_protection_manager_->AddObserver(this);
if (should_record_metrics) {
RecordHistogramMetrics();
}
}
JavascriptOptimizerProviderAndroid::~JavascriptOptimizerProviderAndroid() =
default;
std::unique_ptr<content_settings::RuleIterator>
JavascriptOptimizerProviderAndroid::GetRuleIterator(
ContentSettingsType content_type,
bool off_the_record,
const content_settings::PartitionKey& partition_key) const {
if (content_type != ContentSettingsType::JAVASCRIPT_OPTIMIZER) {
return nullptr;
}
return is_under_advanced_protection_
? std::make_unique<
content_settings::SingleValueWildcardRuleIterator>(
base::Value(CONTENT_SETTING_BLOCK))
: nullptr;
}
std::unique_ptr<content_settings::Rule>
JavascriptOptimizerProviderAndroid::GetRule(
const GURL& primary_url,
const GURL& secondary_url,
ContentSettingsType content_type,
bool off_the_record,
const content_settings::PartitionKey& partition_key) const {
if (content_type != ContentSettingsType::JAVASCRIPT_OPTIMIZER) {
return nullptr;
}
return is_under_advanced_protection_
? std::make_unique<content_settings::Rule>(
ContentSettingsPattern::Wildcard(),
ContentSettingsPattern::Wildcard(),
base::Value(CONTENT_SETTING_BLOCK),
content_settings::RuleMetaData{})
: nullptr;
}
bool JavascriptOptimizerProviderAndroid::SetWebsiteSetting(
const ContentSettingsPattern& primary_pattern,
const ContentSettingsPattern& secondary_pattern,
ContentSettingsType content_type,
base::Value&& value,
const content_settings::ContentSettingConstraints& constraints,
const content_settings::PartitionKey& partition_key) {
return false;
}
void JavascriptOptimizerProviderAndroid::ClearAllContentSettingsRules(
ContentSettingsType content_type,
const content_settings::PartitionKey& partition_key) {}
void JavascriptOptimizerProviderAndroid::ShutdownOnUIThread() {
CHECK(CalledOnValidThread());
RemoveAllObservers();
if (advanced_protection_manager_) {
advanced_protection_manager_->RemoveObserver(this);
advanced_protection_manager_ = nullptr;
}
}
void JavascriptOptimizerProviderAndroid::OnAdvancedProtectionStatusChanged(
bool enrolled) {
is_under_advanced_protection_ = enrolled;
NotifyObservers(ContentSettingsPattern::Wildcard(),
ContentSettingsPattern::Wildcard(),
ContentSettingsType::JAVASCRIPT_OPTIMIZER,
/*partition_key=*/nullptr);
}
void JavascriptOptimizerProviderAndroid::RecordHistogramMetrics() {
base::UmaHistogramBoolean(
"ContentSettings.RegularProfile.DefaultJavascriptOptimizationBlockedByOs",
is_under_advanced_protection_);
}
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