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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "chrome/browser/net/sdch_dictionary_fetcher.h" | 5 #include "chrome/browser/net/sdch_dictionary_fetcher.h" |
| 6 | 6 |
| 7 #include "base/bind.h" | 7 #include "base/bind.h" |
| 8 #include "base/compiler_specific.h" | 8 #include "base/compiler_specific.h" |
| 9 #include "base/message_loop/message_loop.h" | 9 #include "base/message_loop/message_loop.h" |
| 10 #include "chrome/browser/profiles/profile.h" | 10 #include "chrome/browser/profiles/profile.h" |
| 11 #include "net/base/load_flags.h" | 11 #include "net/base/load_flags.h" |
| 12 #include "net/url_request/url_fetcher.h" | 12 #include "net/url_request/url_fetcher.h" |
| 13 #include "net/url_request/url_request_context_getter.h" | 13 #include "net/url_request/url_request_context_getter.h" |
| 14 #include "net/url_request/url_request_status.h" | 14 #include "net/url_request/url_request_status.h" |
| 15 | 15 |
| 16 SdchDictionaryFetcher::SdchDictionaryFetcher( | 16 SdchDictionaryFetcher::SdchDictionaryFetcher( |
| 17 net::SdchManager* manager, |
| 17 net::URLRequestContextGetter* context) | 18 net::URLRequestContextGetter* context) |
| 18 : weak_factory_(this), | 19 : manager_(manager), |
| 20 weak_factory_(this), |
| 19 task_is_pending_(false), | 21 task_is_pending_(false), |
| 20 context_(context) { | 22 context_(context) { |
| 21 DCHECK(CalledOnValidThread()); | 23 DCHECK(CalledOnValidThread()); |
| 24 DCHECK(manager); |
| 22 } | 25 } |
| 23 | 26 |
| 24 SdchDictionaryFetcher::~SdchDictionaryFetcher() { | 27 SdchDictionaryFetcher::~SdchDictionaryFetcher() { |
| 25 DCHECK(CalledOnValidThread()); | 28 DCHECK(CalledOnValidThread()); |
| 26 } | 29 } |
| 27 | 30 |
| 28 // static | |
| 29 void SdchDictionaryFetcher::Shutdown() { | |
| 30 net::SdchManager::Shutdown(); | |
| 31 } | |
| 32 | |
| 33 void SdchDictionaryFetcher::Schedule(const GURL& dictionary_url) { | 31 void SdchDictionaryFetcher::Schedule(const GURL& dictionary_url) { |
| 34 DCHECK(CalledOnValidThread()); | 32 DCHECK(CalledOnValidThread()); |
| 35 | 33 |
| 36 // Avoid pushing duplicate copy onto queue. We may fetch this url again later | 34 // Avoid pushing duplicate copy onto queue. We may fetch this url again later |
| 37 // and get a different dictionary, but there is no reason to have it in the | 35 // and get a different dictionary, but there is no reason to have it in the |
| 38 // queue twice at one time. | 36 // queue twice at one time. |
| 39 if (!fetch_queue_.empty() && fetch_queue_.back() == dictionary_url) { | 37 if (!fetch_queue_.empty() && fetch_queue_.back() == dictionary_url) { |
| 40 net::SdchManager::SdchErrorRecovery( | 38 net::SdchManager::SdchErrorRecovery( |
| 41 net::SdchManager::DICTIONARY_ALREADY_SCHEDULED_TO_DOWNLOAD); | 39 net::SdchManager::DICTIONARY_ALREADY_SCHEDULED_TO_DOWNLOAD); |
| 42 return; | 40 return; |
| (...skipping 12 matching lines...) Expand all Loading... |
| 55 if (fetch_queue_.empty() || current_fetch_.get() || task_is_pending_) | 53 if (fetch_queue_.empty() || current_fetch_.get() || task_is_pending_) |
| 56 return; | 54 return; |
| 57 base::MessageLoop::current()->PostDelayedTask(FROM_HERE, | 55 base::MessageLoop::current()->PostDelayedTask(FROM_HERE, |
| 58 base::Bind(&SdchDictionaryFetcher::StartFetching, | 56 base::Bind(&SdchDictionaryFetcher::StartFetching, |
| 59 weak_factory_.GetWeakPtr()), | 57 weak_factory_.GetWeakPtr()), |
| 60 base::TimeDelta::FromMilliseconds(kMsDelayFromRequestTillDownload)); | 58 base::TimeDelta::FromMilliseconds(kMsDelayFromRequestTillDownload)); |
| 61 task_is_pending_ = true; | 59 task_is_pending_ = true; |
| 62 } | 60 } |
| 63 | 61 |
| 64 void SdchDictionaryFetcher::StartFetching() { | 62 void SdchDictionaryFetcher::StartFetching() { |
| 63 DCHECK(CalledOnValidThread()); |
| 65 DCHECK(task_is_pending_); | 64 DCHECK(task_is_pending_); |
| 66 task_is_pending_ = false; | 65 task_is_pending_ = false; |
| 67 | 66 |
| 68 DCHECK(context_.get()); | 67 DCHECK(context_.get()); |
| 69 current_fetch_.reset(net::URLFetcher::Create( | 68 current_fetch_.reset(net::URLFetcher::Create( |
| 70 fetch_queue_.front(), net::URLFetcher::GET, this)); | 69 fetch_queue_.front(), net::URLFetcher::GET, this)); |
| 71 fetch_queue_.pop(); | 70 fetch_queue_.pop(); |
| 72 current_fetch_->SetRequestContext(context_.get()); | 71 current_fetch_->SetRequestContext(context_.get()); |
| 73 current_fetch_->SetLoadFlags(net::LOAD_DO_NOT_SEND_COOKIES | | 72 current_fetch_->SetLoadFlags(net::LOAD_DO_NOT_SEND_COOKIES | |
| 74 net::LOAD_DO_NOT_SAVE_COOKIES); | 73 net::LOAD_DO_NOT_SAVE_COOKIES); |
| 75 current_fetch_->Start(); | 74 current_fetch_->Start(); |
| 76 } | 75 } |
| 77 | 76 |
| 78 void SdchDictionaryFetcher::OnURLFetchComplete( | 77 void SdchDictionaryFetcher::OnURLFetchComplete( |
| 79 const net::URLFetcher* source) { | 78 const net::URLFetcher* source) { |
| 79 DCHECK(CalledOnValidThread()); |
| 80 if ((200 == source->GetResponseCode()) && | 80 if ((200 == source->GetResponseCode()) && |
| 81 (source->GetStatus().status() == net::URLRequestStatus::SUCCESS)) { | 81 (source->GetStatus().status() == net::URLRequestStatus::SUCCESS)) { |
| 82 std::string data; | 82 std::string data; |
| 83 source->GetResponseAsString(&data); | 83 source->GetResponseAsString(&data); |
| 84 net::SdchManager::Global()->AddSdchDictionary(data, source->GetURL()); | 84 manager_->AddSdchDictionary(data, source->GetURL()); |
| 85 } | 85 } |
| 86 current_fetch_.reset(NULL); | 86 current_fetch_.reset(NULL); |
| 87 ScheduleDelayedRun(); | 87 ScheduleDelayedRun(); |
| 88 } | 88 } |
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