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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 "extensions/common/user_scripts_availability.h"
#include <array>
#include <string>
#include <string_view>
#include "base/feature_list.h"
#include "base/functional/bind.h"
#include "extensions/common/context_data.h"
#include "extensions/common/extension.h"
#include "extensions/common/extension_features.h"
#include "extensions/common/features/feature.h"
#include "extensions/common/mojom/context_type.mojom.h"
#include "extensions/common/user_scripts_allowed_state.h"
#include "url/gurl.h"
namespace extensions::user_scripts_availability {
namespace {
// The set of features which this delegated availability check should apply to.
constexpr static std::array<std::string_view, 4>
kUserScriptOverrideFeatureList = {
// LINT.IfChange
"userScripts",
// These additional items are necessary because they are listed as
// individual api features in _api_features.json.
"userScripts.execute", "userScripts.getWorldConfigurations",
"userScripts.resetWorldConfiguration",
// LINT.ThenChange(chrome/common/extensions/extension_test_util.cc)
};
bool AreUserScriptsFeaturesAvailable(
const std::string& api_full_name,
const extensions::Extension* extension,
extensions::mojom::ContextType context,
const GURL& url,
extensions::Feature::Platform platform,
int context_id,
bool check_developer_mode,
const extensions::ContextData& context_data) {
if (!base::FeatureList::IsEnabled(
extensions_features::kUserScriptUserExtensionToggle)) {
return true;
}
// An extension that no longer exists shouldn't have an API bound for it.
if (!extension) {
return false;
}
return GetCurrentUserScriptAllowedState(context_id, extension->id())
.value_or(false);
}
} // namespace
extensions::Feature::FeatureDelegatedAvailabilityCheckMap
CreateAvailabilityCheckMap() {
Feature::FeatureDelegatedAvailabilityCheckMap map;
for (const auto item : kUserScriptOverrideFeatureList) {
map.emplace(item, base::BindRepeating(&AreUserScriptsFeaturesAvailable));
}
return map;
}
} // namespace extensions::user_scripts_availability
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