/*

* Copyright (c) 2002-2008 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0""

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*     Scans for names of the files according to array.

*

*/

#ifndef __CMMCSCBKUPENGINEIMPL_H__

#define __CMMCSCBKUPENGINEIMPL_H__

// System includes

#include <connect/sbeclient.h>

// User includes

#include "MMCScBkupConfig.h"

#include "MMMCScBkupDriver.h"

#include "MMCScBkupStateIds.h"

#include "MMCScBkupOperations.h"

#include "MMMCScBkupEngineObserver.h"

#include "MMMCScBkupProgressObserver.h"

// Namespaces

using namespace conn;

// Classes referenced

class RFs;

class CMMCScBkupState;

class CMMCScBkupArchive;

class CMMCScBkupStateFactory;

class CMMCScBkupOpParamsBase;

class MMMCScBkupEngineObserver;

class CMMCScBkupFileListCollection;

class CMMCScBkupDataOwnerCollection;

class MMMCScBkupArchiveDataInterface;

class CMMCScBkupArchiveInfo;

/**

*

*

* @since 3.0

*/

NONSHARABLE_CLASS(CMMCScBkupEngineImpl) : public CActive, public MMMCScBkupDriver, public MMMCScBkupProgressObserver

    {

    public:

        /**

        * Two-phased constructor.

        */

        static CMMCScBkupEngineImpl* NewL( RFs& aFsSession );

        /**

        * Destructor

        */

        ~CMMCScBkupEngineImpl();

    private:

        /**

        * C++ default constructor

        */

        CMMCScBkupEngineImpl( RFs& aFsSession );

        /**

        * Second phase constructor

        */

        void ConstructL( );

    public: // API

        /**

        *

        */

        void StartOperationL(TMMCScBkupOperationType aOperation, MMMCScBkupEngineObserver& aObserver, CMMCScBkupOpParamsBase* aParams );

        /**

        *

        */

        void CleanupL( TInt aError = KErrNone );

        /**

        *

        */

        TBool ValidArchiveForRestoreL( const TDesC& aFileName );

        /**

        *

        */

        TInt64 TotalOperationSizeL() const;

        /**

        *

        */

        TBool RebootRequired() const;

        /**

        *

        */

        void ListArchivesL(

            RPointerArray< CMMCScBkupArchiveInfo >& aArchives,

            CMMCScBkupOpParamsBase* aParams,

            const TUint32 aDriveAttMatch,

            const TInt aDriveMatch );

    private: // From MMMCScBkupDriver

        void DrvHandleStateExecutionCompleteL( const CMMCScBkupState& aState );

        void DrvHandleStateExecutionCompleteL( const CMMCScBkupState& aState, TMMCScBkupStateId aNextState );

        void DrvHandleStateExecutionErrorL( const CMMCScBkupState& aState, TInt aError );

    private: // From MMMCScBkupDriver

        MMMCScBkupArchiveDataInterface& DrvADI() const;

        CMMCScBkupArchive& DrvArchive() const;

        CSBEClient& DrvSecureBackupClient() const;

        TMMCScBkupOperationType DrvOperation() const;

        CMMCScBkupOpParamsBase& DrvParamsBase() const;

        CMMCScBkupDataOwnerCollection& DrvDataOwners() const;

        RPointerArray<CMMCScBkupDataOwnerCollection>& DrvDataOwnersAll();

        CMMCScBkupFileListCollection& DrvFileList() const;

        TBool DrvLastCategory() const;

        void DrvStoreTotalProgress(TInt64 aProgress);

        TInt64 DrvTotalProgress() const;

        MMMCScBkupProgressObserver& DrvProgressHandler() const;

    private: // From MMMCScBkupProgressObserver

        void MMCScBkupHandleProgress( TInt aAmountCompleted );

        void MMCScBkupHandleProgressDomainUnderstood( TInt aTotalProgressAmount );

        TInt MMCScBkupHandleFreeSpace( TInt aPercentualFree );

        void MMCScBkupStartBackuping( TBool aProceed );

    private: // From CActive

        void RunL();

        void DoCancel();

        TInt RunError(TInt aError);

    private: // Internal

        /**

        *

        */

        void CompleteOwnRequest(TInt aCompletionCode = KErrNone, TBool aSetActive = ETrue);

        /**

        *

        */

        void NotifyObserver(MMMCScBkupEngineObserver::TEvent aEvent, TInt aAssociatedData = KErrNone);

        /**

        *

        */

        void PrepareForBackupL(TBool aPartial);

        /**

        *

        */

        void PrepareForRestoreL(TBool aPartial);

        /**

        *

        */

        void SetParameters(CMMCScBkupOpParamsBase* aParameters);

        /**

        *

        */

        void CreateFactoryL(TMMCScBkupOperationType aOperation);

        /**

        *

        */

        TBool CurrentStateAvailable() const;

        /**

        *

        */

        TMMCScBkupStateId CurrentStateId() const;

        /**

        *

        */

        CMMCScBkupState& CurrentState();

        /**

        *

        */

        const CMMCScBkupState& CurrentState() const;

        /**

        *

        */

        void PrepareNextStateL( TMMCScBkupStateId aCurrentStateId );

        /**

        *

        */

        void DestroyCurrentState();

        /**

        *

        */

        void ExecuteStateL();

        /**

        *

        */

        void PrepareObjectsL();

#ifdef DEBUGGING_DATA_TRANSFER

        /**

        *

        */

        void CleanBackupFilesL();

        /**

        *

        */

        void ClearRestoreFilesL();

#endif

    private: // Member data

        // Referenced objects

        // file server session

        RFs& iFsSession;

        // backup engine observer

        MMMCScBkupEngineObserver* iObserver;

        // Owned objects

        //

        TInt64 iCumulativeProgress;

        // Secure backup engine client

        CSBEClient* iSBEClient;

        // Archive array

        RMMCScBkupPointerArray<CMMCScBkupArchive> iArchives;

        // Current operation

        TMMCScBkupOperationType iOperationType;

        // Operational parameters

        CMMCScBkupOpParamsBase* iParameters;

        //

        CMMCScBkupState* iCurrentState;

        // Current factory

        CMMCScBkupStateFactory* iFactory;

        //

        RPointerArray<CMMCScBkupDataOwnerCollection> iDataOwners;

        //

        RPointerArray<CMMCScBkupFileListCollection> iFileLists;

        //

        TInt iCurrentArchive;

        //

        TInt64 iTotalProgress;

        //

        TBool iActiveDataProcessingOngoing;

    };

#endif // __CMMCSCBKUPENGINEIMPL_H__

//End of File