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// Copyright (c) 2012 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.
#ifndef CHROME_BROWSER_SYNC_FILE_SYSTEM_SYNC_FILE_SYSTEM_SERVICE_H_
#define CHROME_BROWSER_SYNC_FILE_SYSTEM_SYNC_FILE_SYSTEM_SERVICE_H_
#include <map>
#include <string>
#include "base/basictypes.h"
#include "base/callback_forward.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/scoped_vector.h"
#include "base/memory/weak_ptr.h"
#include "base/observer_list.h"
#include "chrome/browser/sync/profile_sync_service_observer.h"
#include "chrome/browser/sync_file_system/conflict_resolution_policy.h"
#include "chrome/browser/sync_file_system/file_status_observer.h"
#include "chrome/browser/sync_file_system/remote_file_sync_service.h"
#include "chrome/browser/sync_file_system/sync_callbacks.h"
#include "chrome/browser/sync_file_system/sync_process_runner.h"
#include "chrome/browser/sync_file_system/sync_service_state.h"
#include "chrome/browser/sync_file_system/task_logger.h"
#include "components/keyed_service/core/keyed_service.h"
#include "extensions/browser/extension_registry_observer.h"
#include "url/gurl.h"
class Profile;
class ProfileSyncServiceBase;
namespace storage {
class FileSystemContext;
}
namespace sync_file_system {
class LocalFileSyncService;
class LocalSyncRunner;
class RemoteSyncRunner;
class SyncEventObserver;
class SyncFileSystemService
: public KeyedService,
public SyncProcessRunner::Client,
public ProfileSyncServiceObserver,
public FileStatusObserver,
public extensions::ExtensionRegistryObserver,
public base::SupportsWeakPtr<SyncFileSystemService> {
public:
typedef base::Callback<void(const base::ListValue&)> DumpFilesCallback;
typedef base::Callback<void(const RemoteFileSyncService::OriginStatusMap&)>
ExtensionStatusMapCallback;
// KeyedService implementation.
void Shutdown() override;
void InitializeForApp(storage::FileSystemContext* file_system_context,
const GURL& app_origin,
const SyncStatusCallback& callback);
void GetExtensionStatusMap(const ExtensionStatusMapCallback& callback);
void DumpFiles(const GURL& origin, const DumpFilesCallback& callback);
void DumpDatabase(const DumpFilesCallback& callback);
// Returns the file |url|'s sync status.
void GetFileSyncStatus(const storage::FileSystemURL& url,
const SyncFileStatusCallback& callback);
void AddSyncEventObserver(SyncEventObserver* observer);
void RemoveSyncEventObserver(SyncEventObserver* observer);
LocalChangeProcessor* GetLocalChangeProcessor(const GURL& origin);
// SyncProcessRunner::Client implementations.
void OnSyncIdle() override;
SyncServiceState GetSyncServiceState() override;
SyncFileSystemService* GetSyncService() override;
void OnPromotionCompleted(int* num_running_jobs);
void CheckIfIdle();
TaskLogger* task_logger() { return &task_logger_; }
void CallOnIdleForTesting(const base::Closure& callback);
private:
friend class SyncFileSystemServiceFactory;
friend class SyncFileSystemServiceTest;
friend class SyncFileSystemTest;
friend struct base::DefaultDeleter<SyncFileSystemService>;
friend class LocalSyncRunner;
friend class RemoteSyncRunner;
explicit SyncFileSystemService(Profile* profile);
~SyncFileSystemService() override;
void Initialize(scoped_ptr<LocalFileSyncService> local_file_service,
scoped_ptr<RemoteFileSyncService> remote_file_service);
// Callbacks for InitializeForApp.
void DidInitializeFileSystem(const GURL& app_origin,
const SyncStatusCallback& callback,
SyncStatusCode status);
void DidRegisterOrigin(const GURL& app_origin,
const SyncStatusCallback& callback,
SyncStatusCode status);
void DidInitializeFileSystemForDump(const GURL& app_origin,
const DumpFilesCallback& callback,
SyncStatusCode status);
void DidDumpFiles(const GURL& app_origin,
const DumpFilesCallback& callback,
scoped_ptr<base::ListValue> files);
void DidDumpDatabase(const DumpFilesCallback& callback,
scoped_ptr<base::ListValue> list);
void DidGetExtensionStatusMap(
const ExtensionStatusMapCallback& callback,
scoped_ptr<RemoteFileSyncService::OriginStatusMap> status_map);
// Overrides sync_enabled_ setting. This should be called only by tests.
void SetSyncEnabledForTesting(bool enabled);
void DidGetLocalChangeStatus(const SyncFileStatusCallback& callback,
SyncStatusCode status,
bool has_pending_local_changes);
void OnRemoteServiceStateUpdated(RemoteServiceState state,
const std::string& description);
// extensions::ExtensionRegistryObserver implementations.
void OnExtensionInstalled(content::BrowserContext* browser_context,
const extensions::Extension* extension,
bool is_update) override;
void OnExtensionUnloaded(
content::BrowserContext* browser_context,
const extensions::Extension* extension,
extensions::UnloadedExtensionInfo::Reason reason) override;
void OnExtensionUninstalled(content::BrowserContext* browser_context,
const extensions::Extension* extension,
extensions::UninstallReason reason) override;
void OnExtensionLoaded(content::BrowserContext* browser_context,
const extensions::Extension* extension) override;
// ProfileSyncServiceObserver implementation.
void OnStateChanged() override;
// SyncFileStatusObserver implementation.
void OnFileStatusChanged(const storage::FileSystemURL& url,
SyncFileType file_type,
SyncFileStatus sync_status,
SyncAction action_taken,
SyncDirection direction) override;
// Check the profile's sync preference settings and call
// remote_file_service_->SetSyncEnabled() to update the status.
// |profile_sync_service| must be non-null.
void UpdateSyncEnabledStatus(ProfileSyncServiceBase* profile_sync_service);
// Runs the SyncProcessRunner method of all sync runners (e.g. for Local sync
// and Remote sync).
void RunForEachSyncRunners(void(SyncProcessRunner::*method)());
Profile* profile_;
scoped_ptr<LocalFileSyncService> local_service_;
scoped_ptr<RemoteFileSyncService> remote_service_;
// Holds all SyncProcessRunners.
ScopedVector<SyncProcessRunner> local_sync_runners_;
ScopedVector<SyncProcessRunner> remote_sync_runners_;
// Indicates if sync is currently enabled or not.
bool sync_enabled_;
TaskLogger task_logger_;
ObserverList<SyncEventObserver> observers_;
bool promoting_demoted_changes_;
base::Closure idle_callback_;
DISALLOW_COPY_AND_ASSIGN(SyncFileSystemService);
};
} // namespace sync_file_system
#endif // CHROME_BROWSER_SYNC_FILE_SYSTEM_SYNC_FILE_SYSTEM_SERVICE_H_
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