// Copyright (c) 2008-2009 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:

// mw/remoteconn/mtpfws/mtpfw/dataproviders/dputility/src/cmtpsetobjectproplist.cpp

#include <mtp/cmtpobjectmetadata.h>

#include <mtp/cmtptypeobjectproplist.h>

#include <mtp/mmtpdataproviderframework.h>

#include <mtp/mmtpobjectmgr.h>

#include <mtp/mtpdatatypeconstants.h>

#include "cmtpsvcsetobjectproplist.h"

#include "mmtpservicedataprovider.h"

#include "mmtpsvcobjecthandler.h"

// Class constants.

__FLOG_STMT(_LIT8(KComponent,"SvcSetObjPropList");)

EXPORT_C MMTPRequestProcessor* CMTPSvcSetObjectPropList::NewL(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection, MMTPServiceDataProvider& aDataProvider)

	{

	CMTPSvcSetObjectPropList* self = new (ELeave) CMTPSvcSetObjectPropList(aFramework, aConnection, aDataProvider);

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop(self);

	return self;

	}

EXPORT_C CMTPSvcSetObjectPropList::~CMTPSvcSetObjectPropList()

	{

	__FLOG(_L8("~CMTPSvcSetObjectPropList - Entry"));

	delete iPropertyList;

	__FLOG(_L8("~CMTPSvcSetObjectPropList - Exit"));

	__FLOG_CLOSE;

	}

CMTPSvcSetObjectPropList::CMTPSvcSetObjectPropList(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection, MMTPServiceDataProvider& aDataProvider) :

	CMTPRequestProcessor(aFramework, aConnection, 0, NULL),

	iDataProvider(aDataProvider)

	{

	}

void CMTPSvcSetObjectPropList::ConstructL()

	{

	__FLOG_OPEN(KMTPSubsystem, KComponent);

	__FLOG(_L8("ConstructL - Entry"));

	iPropertyList = CMTPTypeObjectPropList::NewL();

	__FLOG(_L8("ConstructL - Exit"));

	}

void CMTPSvcSetObjectPropList::ServiceL()

	{

	__FLOG(_L8("ServiceL - Entry"));

	ReceiveDataL(*iPropertyList);

	__FLOG(_L8("ServiceL - Exit"));

	}

TBool CMTPSvcSetObjectPropList::DoHandleResponsePhaseL()

	{

	__FLOG(_L8("DoHandleResponsePhaseL - Entry"));

	TUint32 parameter = 0;

	TMTPResponseCode responseCode = EMTPRespCodeOK;

	responseCode = SetObjectPropListL(*iPropertyList, parameter);

	__FLOG_VA((_L8("SetObjectPropListL - ResponsCode: 0x%x, error index: %u"), responseCode, parameter));

	SendResponseL(responseCode, 1, &parameter);

	__FLOG_VA((_L8("DoHandleResponsePhaseL - Exit with responseCode = 0x%04X and failed index: %u"), responseCode, parameter));

	return EFalse;

	}

TMTPResponseCode CMTPSvcSetObjectPropList::SetObjectPropListL(const CMTPTypeObjectPropList& aObjectPropList, TUint32& aParameter)

	{

	__FLOG(_L8("SetObjectPropListL - Entry"));

	TMTPResponseCode responseCode = EMTPRespCodeOK;

	const TUint count = aObjectPropList.NumberOfElements();

	aObjectPropList.ResetCursor();

	CMTPObjectMetaData* objectMetaData  = CMTPObjectMetaData::NewL();

	CleanupStack::PushL(objectMetaData);

	TUint32 lastHandle = 0;

	MMTPSvcObjectHandler* lastHandler = NULL; 

	TUint errIndex = 0; // Index number for each segment with the same object handle.

	TUint i;

	for (i = 0; i < count; i++)

		{

		CMTPTypeObjectPropListElement& element = aObjectPropList.GetNextElementL();

		TUint32 handle = element.Uint32L(CMTPTypeObjectPropListElement::EObjectHandle);	

		if (!iFramework.ObjectMgr().ObjectL(handle, *objectMetaData))

			{

			responseCode = EMTPRespCodeInvalidObjectHandle;

			}

		else

			{

			TUint16 formatCode = objectMetaData->Uint(CMTPObjectMetaData::EFormatCode);

			const TDesC& suid = objectMetaData->DesC(CMTPObjectMetaData::ESuid);

			MMTPSvcObjectHandler* pHandler = iDataProvider.ObjectHandler(formatCode);

			if (pHandler)

				{

				// If the handler is not the last handle, need commit all properties now

				if (lastHandle != 0 && lastHandler && lastHandle != handle)

					{

					TRAPD(err, lastHandler->CommitL());

					if (KErrNone != err)

						{

						lastHandler->RollBack();

						responseCode = EMTPRespCodeInvalidObjectHandle;

						aParameter = errIndex;

						break;

						}

					// Record the next segment's first index number

					errIndex = i;

					}

				lastHandler = pHandler;

				lastHandle = handle;

				responseCode = pHandler->SetObjectPropertyL(suid, element, EMTPOpCodeSetObjectPropList);

				}

			else

				{

				responseCode = EMTPRespCodeInvalidObjectHandle;

				}

			}

		if (responseCode != EMTPRespCodeOK)

			{

			aParameter = i;

			// All properties prior to the failed property will be updated.

			if (i != errIndex && lastHandler)

				{

				TRAPD(err, lastHandler->CommitL());

				if (KErrNone != err)

					{

					lastHandler->RollBack();

					aParameter = errIndex;

					}

				}

			break;

			}

		}

	// Commit all correct properties.

	if (responseCode == EMTPRespCodeOK && lastHandler)

		{

		TRAPD(err, lastHandler->CommitL());

		if (KErrNone != err)

			{

			lastHandler->RollBack();

			responseCode = EMTPRespCodeInvalidObjectHandle;

			aParameter = errIndex;

			}

		}

	CleanupStack::PopAndDestroy(objectMetaData);

	__FLOG_VA((_L8("SetObjectPropListL - Exit with responseCode = 0x%04X"), responseCode));

	return responseCode;

	}