| // Copyright 2015 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 "chrome/browser/data_reduction_proxy/data_reduction_proxy_chrome_io_data.h" |
| |
| #include <utility> |
| |
| #include "base/bind.h" |
| #include "build/build_config.h" |
| #include "chrome/browser/chrome_content_browser_client.h" |
| #include "chrome/browser/data_reduction_proxy/data_reduction_proxy_chrome_settings.h" |
| #include "chrome/browser/previews/previews_infobar_delegate.h" |
| #include "chrome/browser/previews/previews_service.h" |
| #include "chrome/browser/previews/previews_service_factory.h" |
| #include "chrome/browser/previews/previews_ui_tab_helper.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "chrome/common/channel_info.h" |
| #include "chrome/common/pref_names.h" |
| #include "components/data_reduction_proxy/content/browser/content_lofi_decider.h" |
| #include "components/data_reduction_proxy/content/browser/content_lofi_ui_service.h" |
| #include "components/data_reduction_proxy/content/browser/content_resource_type_provider.h" |
| #include "components/data_reduction_proxy/core/browser/data_reduction_proxy_io_data.h" |
| #include "components/data_reduction_proxy/core/common/data_reduction_proxy_params.h" |
| #include "components/prefs/pref_service.h" |
| #include "components/previews/content/previews_ui_service.h" |
| #include "components/previews/core/previews_experiments.h" |
| #include "components/version_info/version_info.h" |
| #include "content/public/browser/browser_context.h" |
| #include "content/public/browser/browser_thread.h" |
| #include "content/public/browser/navigation_controller.h" |
| #include "content/public/browser/navigation_entry.h" |
| #include "content/public/browser/network_service_instance.h" |
| #include "content/public/browser/web_contents.h" |
| #include "url/gurl.h" |
| |
| namespace content { |
| class BrowserContext; |
| } |
| |
| namespace { |
| |
| // Adds the preview navigation to the black list. |
| void AddPreviewNavigationToBlackListCallback( |
| content::BrowserContext* browser_context, |
| const GURL& url, |
| previews::PreviewsType type, |
| uint64_t page_id, |
| bool opt_out) { |
| PreviewsService* previews_service = PreviewsServiceFactory::GetForProfile( |
| Profile::FromBrowserContext(browser_context)); |
| if (previews_service && previews_service->previews_ui_service()) { |
| previews_service->previews_ui_service()->AddPreviewNavigation( |
| url, type, opt_out, page_id); |
| } |
| } |
| |
| // If this is the first Lo-Fi response for a page load, a |
| // PreviewsInfoBarDelegate is created, which handles showing Lo-Fi UI. |
| void OnLoFiResponseReceivedOnUI(content::WebContents* web_contents) { |
| DCHECK_CURRENTLY_ON(content::BrowserThread::UI); |
| |
| PreviewsUITabHelper* ui_tab_helper = |
| PreviewsUITabHelper::FromWebContents(web_contents); |
| |
| if (!ui_tab_helper) |
| return; |
| |
| uint64_t page_id = 0; |
| if (ui_tab_helper && ui_tab_helper->previews_user_data()) { |
| page_id = ui_tab_helper->previews_user_data()->page_id(); |
| } |
| |
| ui_tab_helper->ShowUIElement( |
| previews::PreviewsType::LOFI, true /* is_data_saver_user */, |
| base::BindOnce(&AddPreviewNavigationToBlackListCallback, |
| web_contents->GetBrowserContext(), |
| web_contents->GetController() |
| .GetLastCommittedEntry() |
| ->GetRedirectChain()[0], |
| previews::PreviewsType::LOFI, page_id)); |
| } |
| |
| } // namespace |
| |
| std::unique_ptr<data_reduction_proxy::DataReductionProxyIOData> |
| CreateDataReductionProxyChromeIOData( |
| PrefService* prefs, |
| const scoped_refptr<base::SingleThreadTaskRunner>& io_task_runner, |
| const scoped_refptr<base::SingleThreadTaskRunner>& ui_task_runner) { |
| DCHECK(prefs); |
| |
| bool enabled = |
| prefs->GetBoolean(prefs::kDataSaverEnabled) || |
| data_reduction_proxy::params::ShouldForceEnableDataReductionProxy(); |
| std::unique_ptr<data_reduction_proxy::DataReductionProxyIOData> |
| data_reduction_proxy_io_data( |
| new data_reduction_proxy::DataReductionProxyIOData( |
| DataReductionProxyChromeSettings::GetClient(), prefs, |
| content::GetNetworkConnectionTracker(), io_task_runner, |
| ui_task_runner, enabled, GetUserAgent(), |
| version_info::GetChannelString(chrome::GetChannel()))); |
| |
| data_reduction_proxy_io_data->set_lofi_decider( |
| std::make_unique<data_reduction_proxy::ContentLoFiDecider>()); |
| data_reduction_proxy_io_data->set_resource_type_provider( |
| std::make_unique<data_reduction_proxy::ContentResourceTypeProvider>()); |
| data_reduction_proxy_io_data->set_lofi_ui_service( |
| std::make_unique<data_reduction_proxy::ContentLoFiUIService>( |
| ui_task_runner, base::Bind(&OnLoFiResponseReceivedOnUI))); |
| |
| return data_reduction_proxy_io_data; |
| } |