// Copyright (c) 2010 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 "chrome/browser/net/chrome_network_delegate.h"

#include "base/logging.h"
#include "chrome/browser/extensions/extension_webrequest_api.h"
#include "chrome/browser/net/chrome_url_request_context.h"
#include "net/http/http_request_headers.h"
#include "net/url_request/url_request.h"

namespace {

// Get the event router from the request context. Currently only
// ChromeURLRequestContexts use a network delegate, so the cast is guaranteed to
// work.
const ExtensionIOEventRouter* GetIOEventRouter(
    net::URLRequestContext* context) {
  return static_cast<ChromeURLRequestContext*>(context)->
      extension_io_event_router();
}

}  // namespace

ChromeNetworkDelegate::ChromeNetworkDelegate() {}
ChromeNetworkDelegate::~ChromeNetworkDelegate() {}

void ChromeNetworkDelegate::OnBeforeURLRequest(net::URLRequest* request) {
  ExtensionWebRequestEventRouter::GetInstance()->OnBeforeRequest(
      GetIOEventRouter(request->context()), request->url(), request->method());
}

void ChromeNetworkDelegate::OnSendHttpRequest(
    net::HttpRequestHeaders* headers) {
  DCHECK(headers);

  // TODO(willchan): Add Chrome-side hooks to listen / mutate requests here.
}