| // Copyright (c) 2017 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 "content/browser/appcache/appcache_update_request_base.h" |
| #include "content/browser/appcache/appcache_update_url_loader_request.h" |
| #include "content/browser/appcache/appcache_update_url_request.h" |
| #include "content/public/common/content_features.h" |
| #include "net/url_request/url_request_context.h" |
| #include "services/network/public/cpp/features.h" |
| |
| namespace content { |
| |
| namespace { |
| constexpr net::NetworkTrafficAnnotationTag kAppCacheTrafficAnnotation = |
| net::DefineNetworkTrafficAnnotation("appcache_update_job", R"( |
| semantics { |
| sender: "HTML5 AppCache System" |
| description: |
| "Web pages can include a link to a manifest file which lists " |
| "resources to be cached for offline access. The AppCache system" |
| "retrieves those resources in the background." |
| trigger: |
| "User visits a web page containing a <html manifest=manifestUrl> " |
| "tag, or navigates to a document retrieved from an existing appcache " |
| "and some resource should be updated." |
| data: "None" |
| destination: WEBSITE |
| } |
| policy { |
| cookies_allowed: YES |
| cookies_store: "user" |
| setting: |
| "Users can control this feature via the 'Cookies' setting under " |
| "'Privacy, Content settings'. If cookies are disabled for a single " |
| "site, appcaches are disabled for the site only. If they are totally " |
| "disabled, all appcache requests will be stopped." |
| chrome_policy { |
| DefaultCookiesSetting { |
| DefaultCookiesSetting: 2 |
| } |
| } |
| })"); |
| } |
| |
| AppCacheUpdateJob::UpdateRequestBase::~UpdateRequestBase() {} |
| |
| // static |
| std::unique_ptr<AppCacheUpdateJob::UpdateRequestBase> |
| AppCacheUpdateJob::UpdateRequestBase::Create( |
| AppCacheServiceImpl* appcache_service, |
| const GURL& url, |
| int buffer_size, |
| URLFetcher* fetcher) { |
| if (!base::FeatureList::IsEnabled(network::features::kNetworkService)) { |
| return std::unique_ptr<UpdateRequestBase>(new UpdateURLRequest( |
| appcache_service->request_context(), url, buffer_size, fetcher)); |
| } else { |
| return std::unique_ptr<UpdateRequestBase>(new UpdateURLLoaderRequest( |
| appcache_service->url_loader_factory_getter(), url, buffer_size, |
| fetcher)); |
| } |
| } |
| |
| AppCacheUpdateJob::UpdateRequestBase::UpdateRequestBase() {} |
| |
| net::NetworkTrafficAnnotationTag |
| AppCacheUpdateJob::UpdateRequestBase::GetTrafficAnnotation() { |
| return kAppCacheTrafficAnnotation; |
| } |
| |
| } // namespace content |
