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// 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 "ios/chrome/browser/dom_distiller/dom_distiller_service_factory.h"
#include "base/files/file_path.h"
#include "base/macros.h"
#include "base/memory/singleton.h"
#include "base/threading/sequenced_worker_pool.h"
#include "components/dom_distiller/core/article_entry.h"
#include "components/dom_distiller/core/distiller.h"
#include "components/dom_distiller/core/dom_distiller_service.h"
#include "components/dom_distiller/core/dom_distiller_store.h"
#include "components/dom_distiller/ios/distiller_page_factory_ios.h"
#include "components/keyed_service/core/keyed_service.h"
#include "components/keyed_service/ios/browser_state_dependency_manager.h"
#include "components/leveldb_proto/proto_database.h"
#include "components/leveldb_proto/proto_database_impl.h"
#include "ios/chrome/browser/browser_state/browser_state_otr_helper.h"
#include "ios/public/provider/chrome/browser/browser_state/chrome_browser_state.h"
#include "ios/web/public/browser_state.h"
#include "ios/web/public/web_thread.h"
namespace {
// A simple wrapper for DomDistillerService to expose it as a
// KeyedService.
class DomDistillerKeyedService
: public KeyedService,
public dom_distiller::DomDistillerService {
public:
DomDistillerKeyedService(
scoped_ptr<dom_distiller::DomDistillerStoreInterface> store,
scoped_ptr<dom_distiller::DistillerFactory> distiller_factory,
scoped_ptr<dom_distiller::DistillerPageFactory> distiller_page_factory,
scoped_ptr<dom_distiller::DistilledPagePrefs> distilled_page_prefs)
: DomDistillerService(store.Pass(),
distiller_factory.Pass(),
distiller_page_factory.Pass(),
distilled_page_prefs.Pass()) {}
~DomDistillerKeyedService() override {}
private:
DISALLOW_COPY_AND_ASSIGN(DomDistillerKeyedService);
};
} // namespace
namespace dom_distiller {
// static
DomDistillerServiceFactory* DomDistillerServiceFactory::GetInstance() {
return base::Singleton<DomDistillerServiceFactory>::get();
}
// static
DomDistillerService* DomDistillerServiceFactory::GetForBrowserState(
ios::ChromeBrowserState* browser_state) {
return static_cast<DomDistillerKeyedService*>(
GetInstance()->GetServiceForBrowserState(browser_state, true));
}
DomDistillerServiceFactory::DomDistillerServiceFactory()
: BrowserStateKeyedServiceFactory(
"DomDistillerService",
BrowserStateDependencyManager::GetInstance()) {
}
DomDistillerServiceFactory::~DomDistillerServiceFactory() {
}
scoped_ptr<KeyedService> DomDistillerServiceFactory::BuildServiceInstanceFor(
web::BrowserState* context) const {
scoped_refptr<base::SequencedTaskRunner> background_task_runner =
web::WebThread::GetBlockingPool()->GetSequencedTaskRunner(
web::WebThread::GetBlockingPool()->GetSequenceToken());
scoped_ptr<leveldb_proto::ProtoDatabaseImpl<ArticleEntry>> db(
new leveldb_proto::ProtoDatabaseImpl<ArticleEntry>(
background_task_runner));
base::FilePath database_dir(
context->GetStatePath().Append(FILE_PATH_LITERAL("Articles")));
scoped_ptr<DomDistillerStore> dom_distiller_store(
new DomDistillerStore(db.Pass(), database_dir));
scoped_ptr<DistillerPageFactory> distiller_page_factory(
new DistillerPageFactoryIOS(context));
scoped_ptr<DistillerURLFetcherFactory> distiller_url_fetcher_factory(
new DistillerURLFetcherFactory(context->GetRequestContext()));
dom_distiller::proto::DomDistillerOptions options;
scoped_ptr<DistillerFactory> distiller_factory(
new DistillerFactoryImpl(distiller_url_fetcher_factory.Pass(), options));
scoped_ptr<DistilledPagePrefs> distilled_page_prefs(new DistilledPagePrefs(
ios::ChromeBrowserState::FromBrowserState(context)->GetPrefs()));
return make_scoped_ptr(new DomDistillerKeyedService(
dom_distiller_store.Pass(), distiller_factory.Pass(),
distiller_page_factory.Pass(), distilled_page_prefs.Pass()));
}
web::BrowserState* DomDistillerServiceFactory::GetBrowserStateToUse(
web::BrowserState* context) const {
// Makes normal profile and off-the-record profile use same service instance.
return GetBrowserStateRedirectedInIncognito(context);
}
} // namespace dom_distiller
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