// Copyright (c) 2006-2009 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/cmtpsvcsetreferences.cpp

#include <mtp/cmtpobjectmetadata.h>

#include <mtp/cmtptypearray.h>

#include <mtp/tmtptyperequest.h>

#include <mtp/mmtpdataproviderframework.h>

#include <mtp/mmtpobjectmgr.h>

#include <mtp/mmtpreferencemgr.h>

#include <mtp/mtpdatatypeconstants.h>

#include "cmtpsvcsetreferences.h"

#include "mmtpservicedataprovider.h"

#include "mmtpsvcobjecthandler.h"

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

EXPORT_C MMTPRequestProcessor* CMTPSvcSetReferences::NewL(MMTPDataProviderFramework& aFramework, 

												MMTPConnection& aConnection, 

												MMTPServiceDataProvider& aDataProvider)

	{

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

	return self;

	}

EXPORT_C CMTPSvcSetReferences::~CMTPSvcSetReferences()

	{

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

	delete iReferences;

	delete iReceivedObjectMetaData;

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

	__FLOG_CLOSE; 

	}

/**

Standard c++ constructor

*/    

CMTPSvcSetReferences::CMTPSvcSetReferences(MMTPDataProviderFramework& aFramework, 

										MMTPConnection& aConnection, 

										MMTPServiceDataProvider& aDataProvider) :

	CMTPRequestProcessor(aFramework, aConnection, 0, NULL), 

	iDataProvider(aDataProvider)

	{

	__FLOG_OPEN(KMTPSubsystem, KComponent);

	__FLOG(_L8("Constructed"));

	}

/**

SetReferences request handler

start receiving reference data from the initiator

*/

void CMTPSvcSetReferences::ServiceL()

	{

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

	delete iReferences;

	iReferences = NULL;

	iReferences = CMTPTypeArray::NewL(EMTPTypeAUINT32);

	ReceiveDataL(*iReferences);

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

	}

TBool CMTPSvcSetReferences::DoHandleResponsePhaseL()

	{

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

	if(!VerifyReferenceHandlesL())

		{

		SendResponseL(EMTPRespCodeInvalidObjectReference);

		}

	else

		{

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

		TMTPResponseCode responseCode = EMTPRespCodeOK;

		responseCode = (iDataProvider.ObjectHandler(formatCode))->SetObjectReferenceL(*iReceivedObjectMetaData, *iReferences);

		SendResponseL(responseCode);

		}

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

	return EFalse;

	}

TBool CMTPSvcSetReferences::HasDataphase() const

	{

	return ETrue;

	}

TBool CMTPSvcSetReferences::VerifyReferenceHandlesL() const

	{

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

	__ASSERT_DEBUG(iReferences, User::Invariant());

	TBool result = ETrue;

	TInt count = iReferences->NumElements();

	CMTPObjectMetaData* object = CMTPObjectMetaData::NewLC();

	MMTPObjectMgr& objectMgr = iFramework.ObjectMgr();

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

		{

		TMTPTypeUint32 handle;

		iReferences->ElementL(i, handle);

		if(!objectMgr.ObjectL(handle, *object))

			{

			result = EFalse;

			break;

			}

		}

	CleanupStack::PopAndDestroy(object);

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

	return result;

	}

TMTPResponseCode CMTPSvcSetReferences::CheckRequestL()

	{

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

	TMTPResponseCode responseCode = CMTPRequestProcessor::CheckRequestL();

	if (EMTPRespCodeOK == responseCode)

		{

		TUint32 objectHandle = Request().Uint32(TMTPTypeRequest::ERequestParameter1);

		iReceivedObjectMetaData = CMTPObjectMetaData::NewL();

		// Check object handle

		MMTPObjectMgr& objMgr(iFramework.ObjectMgr());

		// Check whether object handle is valid

		if (objMgr.ObjectL(objectHandle, *iReceivedObjectMetaData))

			{

			// Check whether the owner of this object is correct data provider

			if (iReceivedObjectMetaData->Uint(CMTPObjectMetaData::EDataProviderId) != iFramework.DataProviderId())

				{

				responseCode = EMTPRespCodeInvalidObjectHandle;

				__FLOG(_L8("CheckRequestL - DataProviderId dismatch"));

				}

			else

				{

				// Check format code

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

				if (!iDataProvider.ObjectHandler(formatCode))

					{

					responseCode = EMTPRespCodeInvalidObjectHandle;

					}

				}

			}

		else

			{

			responseCode = EMTPRespCodeInvalidObjectHandle;

			}

		}

	__FLOG_VA((_L8("CheckRequestL - Exit with code: 0x%04X"), responseCode));

	return responseCode;

	}