dhcp_proxy_script_fetcher_chromeos.h revision 3551c9c881056c480085172ff9840cab31610854 
1// Copyright (c) 2013 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef CHROMEOS_NETWORK_DHCP_PROXY_SCRIPT_FETCHER_CHROMEOS_H_
6#define CHROMEOS_NETWORK_DHCP_PROXY_SCRIPT_FETCHER_CHROMEOS_H_
7
8#include "base/memory/ref_counted.h"
9#include "base/memory/weak_ptr.h"
10#include "base/message_loop/message_loop_proxy.h"
11#include "chromeos/chromeos_export.h"
12#include "net/proxy/dhcp_proxy_script_fetcher.h"
13#include "url/gurl.h"
14
15namespace net {
16class URLRequestContext;
17class ProxyScriptFetcher;
18}
19
20namespace chromeos {
21
22// ChromeOS specific implementation of DhcpProxyScriptFetcher.
23// This looks up Service.WebProxyAutoDiscoveryUrl for the default network
24// from Shill and uses that to fetch the proxy script if available.
25class CHROMEOS_EXPORT DhcpProxyScriptFetcherChromeos
26    : public net::DhcpProxyScriptFetcher {
27 public:
28  explicit DhcpProxyScriptFetcherChromeos(
29      net::URLRequestContext* url_request_context);
30  virtual ~DhcpProxyScriptFetcherChromeos() OVERRIDE;
31
32  // net::DhcpProxyScriptFetcher
33  virtual int Fetch(base::string16* utf16_text,
34                    const net::CompletionCallback& callback) OVERRIDE;
35  virtual void Cancel() OVERRIDE;
36  virtual const GURL& GetPacURL() const OVERRIDE;
37  virtual std::string GetFetcherName() const OVERRIDE;
38
39 private:
40  void ContinueFetch(base::string16* utf16_text,
41                     const net::CompletionCallback& callback,
42                     std::string pac_url);
43
44  net::URLRequestContext* url_request_context_;  // Weak ptr
45  scoped_ptr<net::ProxyScriptFetcher> proxy_script_fetcher_;
46  scoped_refptr<base::MessageLoopProxy> network_handler_message_loop_;
47  base::WeakPtrFactory<DhcpProxyScriptFetcherChromeos> weak_ptr_factory_;
48
49  GURL pac_url_;
50
51  DISALLOW_COPY_AND_ASSIGN(DhcpProxyScriptFetcherChromeos);
52};
53
54}  // namespace chromeos
55
56#endif  // CHROMEOS_NETWORK_DHCP_PROXY_SCRIPT_FETCHER_CHROMEOS_H_
57