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// Copyright 2014 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 "extensions/renderer/css_native_handler.h"
#include "extensions/renderer/script_context.h"
#include "extensions/renderer/v8_helpers.h"
#include "third_party/WebKit/public/platform/WebString.h"
#include "third_party/WebKit/public/web/WebSelector.h"
namespace extensions {
using blink::WebString;
CssNativeHandler::CssNativeHandler(ScriptContext* context)
: ObjectBackedNativeHandler(context) {
RouteFunction("CanonicalizeCompoundSelector",
base::Bind(&CssNativeHandler::CanonicalizeCompoundSelector,
base::Unretained(this)));
}
void CssNativeHandler::CanonicalizeCompoundSelector(
const v8::FunctionCallbackInfo<v8::Value>& args) {
CHECK_EQ(args.Length(), 1);
CHECK(args[0]->IsString());
std::string input_selector = *v8::String::Utf8Value(args[0]);
// TODO(esprehn): This API shouldn't exist, the extension code should be
// moved into blink.
WebString output_selector = blink::canonicalizeSelector(
WebString::fromUTF8(input_selector), blink::WebSelectorTypeCompound);
args.GetReturnValue().Set(v8_helpers::ToV8StringUnsafe(
args.GetIsolate(), output_selector.utf8().c_str()));
}
} // namespace extensions
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