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// Copyright 2024 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/privacy_sandbox/privacy_sandbox_notice_confirmation.h"
#include "base/metrics/histogram_functions.h"
#include "base/no_destructor.h"
#include "chrome/browser/privacy_sandbox/privacy_sandbox_countries.h"
#include "components/privacy_sandbox/privacy_sandbox_features.h"
namespace privacy_sandbox {
namespace {
enum class ConfirmationType { Notice, Consent, RestrictedNotice };
bool IsFeatureParamEnabled(ConfirmationType confirmation_type) {
switch (confirmation_type) {
case ConfirmationType::Notice:
return privacy_sandbox::kPrivacySandboxSettings4NoticeRequired.Get();
case ConfirmationType::Consent:
return privacy_sandbox::kPrivacySandboxSettings4ConsentRequired.Get();
case ConfirmationType::RestrictedNotice:
return privacy_sandbox::kPrivacySandboxSettings4RestrictedNotice.Get();
}
}
void EmitHistogram(ConfirmationType confirmation_type, bool value) {
switch (confirmation_type) {
case ConfirmationType::Notice:
return base::UmaHistogramBoolean(
"Settings.PrivacySandbox.NoticeCheckIsMismatched", value);
case ConfirmationType::Consent:
return base::UmaHistogramBoolean(
"Settings.PrivacySandbox.ConsentCheckIsMismatched", value);
case ConfirmationType::RestrictedNotice:
return base::UmaHistogramBoolean(
"Settings.PrivacySandbox.RestrictedNoticeCheckIsMismatched", value);
}
}
template <typename FilterFunction>
bool IsConfirmationRequired(ConfirmationType confirmation_type,
FilterFunction filter_function) {
bool is_confirmation_required =
privacy_sandbox::kPrivacySandboxSettings4.default_state ==
base::FEATURE_ENABLED_BY_DEFAULT &&
filter_function();
if (base::FeatureList::GetInstance()->IsFeatureOverridden(
privacy_sandbox::kPrivacySandboxSettings4.name)) {
bool is_confirmation_required_override =
IsFeatureParamEnabled(confirmation_type);
EmitHistogram(confirmation_type, is_confirmation_required !=
is_confirmation_required_override);
return is_confirmation_required_override;
}
return is_confirmation_required;
}
} // namespace
bool IsConsentRequired() {
return IsConfirmationRequired(ConfirmationType::Consent, []() {
return GetSingletonPrivacySandboxCountries()->IsConsentCountry();
});
}
bool IsNoticeRequired() {
return IsConfirmationRequired(ConfirmationType::Notice, []() {
return GetSingletonPrivacySandboxCountries()->IsRestOfWorldCountry();
});
}
bool IsRestrictedNoticeRequired() {
return IsConfirmationRequired(ConfirmationType::RestrictedNotice, []() {
return IsNoticeRequired() || IsConsentRequired();
});
}
} // namespace privacy_sandbox
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