chromeos/network/dhcp_proxy_script_fetcher_chromeos.h

   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
  15 namespace net {
  16 class URLRequestContext;
  17 class ProxyScriptFetcher;
  18 }
  19
  20 namespace 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.
  25 class 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                      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_