chrome/browser/net/chrome_sdch_policy.cc

   1 // Copyright 2014 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 #include "chrome/browser/net/chrome_sdch_policy.h"
   6
   7 #include "base/bind.h"
   8 #include "net/base/sdch_manager.h"
   9 #include "net/base/sdch_net_log_params.h"
  10
  11 ChromeSdchPolicy::ChromeSdchPolicy(net::SdchManager* sdch_manager,
  12                                    net::URLRequestContext* context)
  13     : manager_(sdch_manager),
  14       // Because |fetcher_| is owned by ChromeSdchPolicy, the
  15       // ChromeSdchPolicy object will be available for the lifetime
  16       // of |fetcher_|.
  17       fetcher_(context,
  18                base::Bind(&ChromeSdchPolicy::OnDictionaryFetched,
  19                           base::Unretained(this))) {
  20   manager_->AddObserver(this);
  21 }
  22
  23 ChromeSdchPolicy::~ChromeSdchPolicy() {
  24   manager_->RemoveObserver(this);
  25 }
  26
  27 void ChromeSdchPolicy::OnDictionaryFetched(const std::string& dictionary_text,
  28                                            const GURL& dictionary_url,
  29                                            const net::BoundNetLog& net_log) {
  30   net::SdchProblemCode rv =
  31       manager_->AddSdchDictionary(dictionary_text, dictionary_url);
  32   if (rv != net::SDCH_OK) {
  33     net::SdchManager::SdchErrorRecovery(rv);
  34     net_log.AddEvent(net::NetLog::TYPE_SDCH_DICTIONARY_ERROR,
  35                      base::Bind(&net::NetLogSdchDictionaryFetchProblemCallback,
  36                                 rv, dictionary_url, true));
  37   }
  38 }
  39
  40 void ChromeSdchPolicy::OnGetDictionary(net::SdchManager* manager,
  41                                        const GURL& request_url,
  42                                        const GURL& dictionary_url) {
  43   fetcher_.Schedule(dictionary_url);
  44 }
  45
  46 void ChromeSdchPolicy::OnClearDictionaries(net::SdchManager* manager) {
  47   fetcher_.Cancel();
  48 }