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// Copyright (c) 2012 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 "content/renderer/do_not_track_bindings.h"
#include "content/renderer/render_view_impl.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h"
#include "v8/include/v8.h"
using WebKit::WebFrame;
namespace content {
namespace {
v8::Handle<v8::Value> GetDoNotTrack(v8::Local<v8::String> property,
const v8::AccessorInfo& info) {
WebFrame* frame = WebFrame::frameForCurrentContext();
if (!frame)
return v8::Null();
RenderViewImpl* view = RenderViewImpl::FromWebView(frame->view());
if (!view)
return v8::Null();
if (view->enable_do_not_track())
return v8::String::New("1");
return v8::Null();
}
} // namespace
void InjectDoNotTrackBindings(WebFrame* frame) {
v8::HandleScope handle_scope;
v8::Handle<v8::Context> v8_context = frame->mainWorldScriptContext();
if (v8_context.IsEmpty())
return;
v8::Context::Scope scope(v8_context);
v8::Handle<v8::Object> global = v8_context->Global();
v8::Handle<v8::Object> navigator =
global->Get(v8::String::New("navigator"))->ToObject();
if (navigator.IsEmpty())
return;
navigator->SetAccessor(v8::String::New("doNotTrack"), GetDoNotTrack);
}
} // namespace content
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