/*

* Copyright (c) 2009 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:  Rename Object

*

*/

#include <f32file.h>

#include <mtp/mmtpdataproviderframework.h>

#include <mtp/mmtpobjectmgr.h>

#include <mtp/cmtpobjectmetadata.h>

#include <mtp/tmtptypeuint32.h>

#include "crenameobject.h"

#include "mmmtpdplogger.h"

#include "cmmmtpdpmetadataaccesswrapper.h"

#include "crequestprocessor.h" // refer to KMmMtpRArrayGranularity

// -----------------------------------------------------------------------------

// CRenameObject::NewL

// Two phase constructor

// -----------------------------------------------------------------------------

//

EXPORT_C CRenameObject* CRenameObject::NewL( MMTPDataProviderFramework& aFramework,

        CMmMtpDpMetadataAccessWrapper& aWrapper )

    {

    PRINT( _L( "MM MTP => CRenameObject::NewL" ) );

    CRenameObject* self = new ( ELeave ) CRenameObject( aFramework, aWrapper );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    PRINT( _L( "MM MTP <= CRenameObject::NewL" ) );

    return self;

    }

// -----------------------------------------------------------------------------

// CRenameObject::CRenameObject

// Standard C++ Constructor

// -----------------------------------------------------------------------------

//

EXPORT_C CRenameObject::CRenameObject( MMTPDataProviderFramework& aFramework,

         CMmMtpDpMetadataAccessWrapper& aWrapper ) :

    CActive( EPriorityStandard ),

    iFramework( aFramework ),

    iObjectHandles( KMmMtpRArrayGranularity ),

    iWrapper ( aWrapper )

    {

    }

// -----------------------------------------------------------------------------

// CRenameObject::~CRenameObject

// destructor

// -----------------------------------------------------------------------------

//

EXPORT_C CRenameObject::~CRenameObject()

    {

    Cancel();

    iObjectHandles.Close();

    delete iObjectInfo;

    iOldFileName.Close();

    iRightPartName.Close();

    iFileName.Close();

    iOldFolderFullName.Close();

    iNewFolderName.Close();

    delete iRenameWaiter;

    }

// -----------------------------------------------------------------------------

// CRenameObject::StartL

//

// -----------------------------------------------------------------------------

//

EXPORT_C void CRenameObject::StartL( const TUint32 aParentHandle,

        const TDesC& aOldFolderName )

    {

    PRINT2( _L( "MM MTP => CRenameObject::StartL aParentHandle(0x%x), aOldFolderName(%S)" ),

        aParentHandle, &aOldFolderName);

    iObjectHandles.Reset();

    GenerateObjectHandleListL( aParentHandle );

    iCount = iObjectHandles.Count();

    PRINT1( _L( "MM MTP <> CRenameObject::StartL, handle count = %d" ), iCount );

    if ( iCount > 0 )

        {

        // get the old/new folder full file name

        GetParentSuidL( aParentHandle, aOldFolderName );

        iIndex = 0;

        TRequestStatus* status = &iStatus;

        User::RequestComplete( status, iStatus.Int() );

        SetActive();

        iRenameWaiter->Start();

        }

    PRINT( _L( "MM MTP <= CRenameObject::StartL" ) );

    }

// -----------------------------------------------------------------------------

// CRenameObject::DoCancel()

// Cancel the rename object process

// -----------------------------------------------------------------------------

//

EXPORT_C void CRenameObject::DoCancel()

    {

    }

// -----------------------------------------------------------------------------

// CRenameObject::RunL

//

// -----------------------------------------------------------------------------

//

EXPORT_C void CRenameObject::RunL()

    {

    PRINT1( _L( "MM MTP => CRenameObject::RunL iIndex = %d" ), iIndex );

    if ( iIndex < iCount )

        {

        if ( iFramework.ObjectMgr().ObjectL( iObjectHandles[iIndex], *iObjectInfo ) )

            {

            iOldFileName.Zero();

            iOldFileName = iObjectInfo->DesC( CMTPObjectMetaData::ESuid );

            PRINT1( _L( "MM MTP <> CRenameObject::RunL old file name(%S)" ), &iOldFileName );

            iRightPartName.Zero();

            iRightPartName = iOldFileName.Right( iOldFileName.Length() - iOldFolderFullName.Length() );

            PRINT1( _L( "MM MTP <> CRenameObject::RunL right part name(%S)" ), &iRightPartName );

            if ( iNewFolderName.Length() + iRightPartName.Length() <= KMaxFileName )

                {

                iFileName.Zero();

                iFileName.Append( iNewFolderName );

                iFileName.Append( iRightPartName );

                PRINT1( _L( "MM MTP <> CRenameObject::RunL new file name(%S)" ), &iFileName );

                // update framework metadata DB

                iObjectInfo->SetDesCL( CMTPObjectMetaData::ESuid, iFileName );

                iObjectInfo->SetUint( CMTPObjectMetaData::EObjectMetaDataUpdate, 1 );

                iFramework.ObjectMgr().ModifyObjectL( *iObjectInfo );

                PerformAdditionalActionL();

                }

            }

        iIndex++;

        TRequestStatus* status = &iStatus;

        User::RequestComplete( status, iStatus.Int() );

        SetActive();

        }

    else

        {

        if( iRenameWaiter->IsStarted() )

            iRenameWaiter->AsyncStop();

        }

    PRINT( _L( "MM MTP <= CRenameObject::RunL" ) );

    }

// -----------------------------------------------------------------------------

// CRenameObject::RunError

//

// -----------------------------------------------------------------------------

//

EXPORT_C TInt CRenameObject::RunError( TInt aError )

    {

    if ( aError != KErrNone )

        PRINT1( _L( "MM MTP <> CRenameObject::RunError with error %d" ), aError );

    return KErrNone;

    }

// -----------------------------------------------------------------------------

// CRenameObject::ConstructL

//

// -----------------------------------------------------------------------------

//

EXPORT_C void CRenameObject::ConstructL()

    {

    CActiveScheduler::Add( this );

    iObjectInfo = CMTPObjectMetaData::NewL();

    iNewFolderName.CreateL( KMaxFileName );

    iOldFolderFullName.CreateL( KMaxFileName );

    iRightPartName.CreateL( KMaxFileName );

    iFileName.CreateL( KMaxFileName );

    iOldFileName.CreateL( KMaxFileName );

    iRenameWaiter = new( ELeave ) CActiveSchedulerWait;

    }

// -----------------------------------------------------------------------------

// CRenameObject::GenerateObjectHandleListL

//

// -----------------------------------------------------------------------------

//

void CRenameObject::GenerateObjectHandleListL( TUint32 aParentHandle )

    {

    PRINT1( _L( "MM MTP => CRenameObject::GenerateObjectHandleListL aParentHandle(0x%x)" ), aParentHandle );

    RMTPObjectMgrQueryContext context;

    RArray<TUint> handles;

    CleanupClosePushL( context ); // + context

    CleanupClosePushL( handles ); // + handles

    TMTPObjectMgrQueryParams params( KMTPStorageAll, KMTPFormatsAll,

            aParentHandle );

    do

        {

        iFramework.ObjectMgr().GetObjectHandlesL( params, context, handles );

        TInt numberOfObjects = handles.Count();

        for ( TInt i = 0; i < numberOfObjects; i++ )

            {

            if ( iFramework.ObjectMgr().ObjectOwnerId( handles[i] ) == iFramework.DataProviderId() )

                {

                iObjectHandles.AppendL( handles[i] );

                continue;

                }

            // Folder

            // TODO: need to modify, should not know device dp id

            if ( iFramework.ObjectMgr().ObjectOwnerId( handles[i] ) == 0 ) // We know that the device dp id is always 0, otherwise the whole MTP won't work.

                {

                GenerateObjectHandleListL( handles[i] );

                }

            }

        }

    while ( !context.QueryComplete() );

    CleanupStack::PopAndDestroy( &handles ); // - handles

    CleanupStack::PopAndDestroy( &context ); // - context

    PRINT( _L( "MM MTP <= CRenameObject::GenerateObjectHandleListL" ) );

    }

// -----------------------------------------------------------------------------

// CRenameObject::GetParentSuidL

// Get the full file name of old/new folder

// -----------------------------------------------------------------------------

//

void CRenameObject::GetParentSuidL( TUint32 aHandle,

    const TDesC& aFolderName )

    {

    PRINT2( _L( "MM MTP => CRenameObject::GetParentSuidL aHandle(0x%x), aFolderName(%S)" ),

        aHandle, &aFolderName );

    CMTPObjectMetaData* objectInfo( CMTPObjectMetaData::NewLC() ); // + objectInfo

    // get the old folder suid

    if ( iFramework .ObjectMgr().ObjectL( aHandle, *objectInfo ) )

        {

        iNewFolderName.Zero();

        iNewFolderName = objectInfo->DesC( CMTPObjectMetaData::ESuid );

        PRINT1( _L( "MM MTP <> CRenameObject::GetParentSuidL new folder full file name(%S)" ), &iNewFolderName );

        const TInt length = iNewFolderName.Length();

        TParsePtrC parentSuid( iNewFolderName.Left( length - 1 ) );

        iOldFolderFullName.Zero();

        iOldFolderFullName.Append( parentSuid.DriveAndPath() );

        iOldFolderFullName.Append( aFolderName ); // just name not suid

        _LIT( KBackSlash, "\\" );

        iOldFolderFullName.Append( KBackSlash );

        PRINT1( _L( "MM MTP <> CRenameObject::GetParentSuidL = %S" ), &iOldFolderFullName );

        }

    else

        User::Leave( KErrCorrupt );

    CleanupStack::PopAndDestroy( objectInfo ); // - objectInfo

    PRINT( _L( "MM MTP <= CRenameObject::GetParentSuidL" ) );

    }

// -----------------------------------------------------------------------------

// CRenameObject::PerformAdditionalActionL

//

// -----------------------------------------------------------------------------

//

void CRenameObject::PerformAdditionalActionL()

    {

    PRINT( _L( "MM MTP => CRenameObject::PerformAdditionalActionL" ) );

    // update MPX DB

    TRAPD( err, iWrapper.RenameObjectL( iOldFileName, iFileName ) );

    // should not fail for 1 file, keep it going, as folder already renamed

    if ( err != KErrNone )

        PRINT1( _L( "MM MTP <> CRenameObject::PerformAdditionalActionL err = %d" ), err );

    PRINT( _L( "MM MTP <= CRenameObject::PerformAdditionalActionL" ) );

    }

//end of file