metadataengine/client/src/mdeharvestersession.cpp
author hgs
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/*
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* Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies). 
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  Metadata engine Harverster Server client session
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*
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*/
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#include "mdeharvestersession.h"
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#include "mdesessionimpl.h"
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#include "mdcserializationbuffer.h"
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#include "harvesterlog.h"
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EXPORT_C CMdEHarvesterSession* CMdEHarvesterSession::NewL(CMdESession& aSession)
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	{
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	CMdEHarvesterSession* self = CMdEHarvesterSession::NewLC( aSession );
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	CleanupStack::Pop(self);
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	return self;
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	}
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EXPORT_C CMdEHarvesterSession* CMdEHarvesterSession::NewLC(CMdESession& aSession)
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	{
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	CMdEHarvesterSession* self = new (ELeave) CMdEHarvesterSession( aSession );
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	CleanupStack::PushL(self);
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	self->ConstructL();
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	return self;
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	}
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CMdEHarvesterSession::CMdEHarvesterSession(CMdESession& aSession) : 
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	iSession( STATIC_CAST( CMdESessionImpl*, &aSession ) ),
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	iHarvestingPrioritizationSerializationBuffer( NULL )
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	{
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	}
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CMdEHarvesterSession::~CMdEHarvesterSession()
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	{
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	iHarvestingPrioritizationChunk.Close();
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	delete iHarvestingPrioritizationSerializationBuffer;
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	iHarvestingPrioritizationSerializationBuffer = NULL;
0
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	}
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void CMdEHarvesterSession::ConstructL()
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	{
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	}
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EXPORT_C void CMdEHarvesterSession::SetSession(CMdESession& aSession)
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{
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	iSession = STATIC_CAST( CMdESessionImpl*, &aSession );
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}
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EXPORT_C CMdESession& CMdEHarvesterSession::SessionRef()
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	{
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	return *iSession;
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	}
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EXPORT_C CMdESession* CMdEHarvesterSession::Session()
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	{
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	return iSession;
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	}
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EXPORT_C void CMdEHarvesterSession::AddMemoryCard(TUint32 aMediaId)
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	{
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	iSession->EngineSession().DoAddMemoryCard( aMediaId );
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	}
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EXPORT_C TBool CMdEHarvesterSession::GetMemoryCard(TUint32& aMediaId)
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	{
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	return iSession->EngineSession().DoGetMemoryCard( aMediaId );
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	}
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EXPORT_C TBool CMdEHarvesterSession::CheckMemoryCard(TUint32 aMediaId, 
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		TBool& aExist)
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	{
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	return iSession->EngineSession().DoCheckMemoryCard( aMediaId, aExist );
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	}
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EXPORT_C void CMdEHarvesterSession::SetMediaL(TUint32 aMediaId, TChar aDrive, 
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		TBool aPresentState)
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	{
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	iSession->EngineSession().DoSetMediaL( aMediaId, aDrive, aPresentState );
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	}
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EXPORT_C TBool CMdEHarvesterSession::GetMediaL(TUint32 aMediaId, TChar& aDrive, 
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		TBool& aPresentState)
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	{
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	return iSession->EngineSession().DoGetMediaL( aMediaId, aDrive, 
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			aPresentState );
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	}
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EXPORT_C void CMdEHarvesterSession::GetPresentMediasL(
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		RArray<TMdEMediaInfo>& aMedias)
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	{
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	iSession->EngineSession().DoGetPresentMediasL( aMedias );
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	}
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EXPORT_C TBool CMdEHarvesterSession::SetFileToPresent(TUint32 aMediaId, 
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		const TDesC& aUri, TMdSFileInfo& aFileInfo)
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	{
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	HBufC* uri = NULL;
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	uri = HBufC::New( aUri.Length() );
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	if( !uri )
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		{
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		return EFalse;
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		}
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   114
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	// Note: CopyLC doesn't push anything to cleanup stack
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	TRAPD(err, uri->Des().CopyLC( aUri ));
0
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	if(err != KErrNone)
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	    {
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		delete uri;
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		uri = NULL;
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		return EFalse;
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	    }
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0
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	const TBool ret = iSession->EngineSession().DoSetFileToPresent( 
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	aMediaId, *uri, aFileInfo );
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	delete uri;
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	uri = NULL;
0
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	return ret;
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	}
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EXPORT_C void CMdEHarvesterSession::SetFilesToPresentL(TUint32 aMediaId, 
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		const RArray<TPtrC>& aUris, const RArray<TMdSFileInfo>& aFileInfos, 
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		RArray<TFilePresentStates>& aResults)
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	{
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	WRITELOG( "CMdEHarvesterSession::SetFilesToPresentL -- Start" );
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	if( aUris.Count() != aFileInfos.Count() )
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		{
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#ifdef _DEBUG
0
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		WRITELOG2( "CMdEHarvesterSession::SetFilesToPresentL -- Leave (%d, %d)", 
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				aUris.Count(), aFileInfos.Count() );
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#endif
0
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		User::Leave( KErrArgument );
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		}
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	const TInt fileCount = aUris.Count();
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	TInt urisSize = CMdCSerializationBuffer::KRequiredSizeForTUint32;
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	WRITELOG( "CMdEHarvesterSession::SetFilesToPresentL -- Loop urisSize" );
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	for( TInt i = fileCount - 1; i >=0; i-- )
0
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		{
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		urisSize += CMdCSerializationBuffer::RequiredSize( aUris[i] );
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		}
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	const TInt fileInfosSize = ( CMdCSerializationBuffer::KRequiredSizeForTUint32 +  
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					CMdCSerializationBuffer::KRequiredSizeForTInt64 ) * fileCount;
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	const TInt resultsSize = CMdCSerializationBuffer::KRequiredSizeForTUint8 * fileCount;
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   161
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	CMdCSerializationBuffer* uriBuffer = CMdCSerializationBuffer::NewLC( urisSize );
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	CMdCSerializationBuffer* fileInfosBuffer = CMdCSerializationBuffer::NewLC( fileInfosSize );
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	CMdCSerializationBuffer* resultsBuffer = CMdCSerializationBuffer::NewLC( resultsSize );
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   165
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	WRITELOG( "CMdEHarvesterSession::SetFilesToPresentL -- Loop fileinfos" );
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	for( TInt i = 0; i < fileCount; i++ )
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		{
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		const TDesC& uri = aUris[i];
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		uriBuffer->InsertL( CONST_CAST(TDesC&, uri) );
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   171
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		fileInfosBuffer->InsertL( aFileInfos[i].iModifiedTime );
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		fileInfosBuffer->InsertL( aFileInfos[i].iSize );
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		}
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   175
	
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	TMdSMediaIdAndCount mediaIdAndCount = {aMediaId, (TUint32)fileCount};
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   177
	
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	WRITELOG( "CMdEHarvesterSession::SetFilesToPresentL -- DoSetFilesToPresent start" );
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	TInt error = iSession->EngineSession().DoSetFilesToPresent( mediaIdAndCount, 
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			*uriBuffer->BufferConstPtr(), *fileInfosBuffer->BufferConstPtr(), 
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			*resultsBuffer->BufferPtr() );
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	WRITELOG1( "CMdEHarvesterSession::SetFilesToPresentL -- DoSetFilesToPresent end(%d)", error );
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   183
	
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	User::LeaveIfError( error );
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   185
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	resultsBuffer->PositionL( KNoOffset );
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   187
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	aResults.ReserveL( fileCount );
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   189
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	WRITELOG( "CMdEHarvesterSession::SetFilesToPresentL -- loop results" );
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	for( TInt i = 0; i < fileCount; i++ )
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		{
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		TUint8 result;
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		resultsBuffer->ReceiveL( result );
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		aResults.Append( (TFilePresentStates)result );
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		}
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   197
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	WRITELOG( "CMdEHarvesterSession::SetFilesToPresentL -- End" );
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	CleanupStack::PopAndDestroy( resultsBuffer );
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	CleanupStack::PopAndDestroy( fileInfosBuffer );
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	CleanupStack::PopAndDestroy( uriBuffer );
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	}
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   203
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EXPORT_C void CMdEHarvesterSession::SetFilesToNotPresent(TUint32 aMediaId)
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	{
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	// only accept correct media IDs, other are silently ignored
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	if( aMediaId != 0 )
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		{
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		iSession->EngineSession().DoSetFilesToNotPresent( aMediaId, EFalse );
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		}
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	}
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   212
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EXPORT_C void CMdEHarvesterSession::RemoveFilesNotPresent(TUint32 aMediaId)
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	{
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	iSession->EngineSession().DoRemoveFilesNotPresent( aMediaId, EFalse );
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	}
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   217
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EXPORT_C void CMdEHarvesterSession::SetFilesToNotPresent(TUint32 aMediaId, 
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		TBool aStartUp)
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	{
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	iSession->EngineSession().DoSetFilesToNotPresent( aMediaId, aStartUp );
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	}
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EXPORT_C void CMdEHarvesterSession::RemoveFilesNotPresent(TUint32 aMediaId, 
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		TBool aStartUp)
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	{
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	iSession->EngineSession().DoRemoveFilesNotPresent( aMediaId, aStartUp );
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	}
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EXPORT_C void CMdEHarvesterSession::ResetDBL()
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	{
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	#ifdef _DEBUG
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	iSession->EngineSession().DoResetDBL();
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	iSession->LoadSchemaL();
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	#else
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	User::Leave( KErrNotSupported );
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	#endif
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	}
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EXPORT_C void CMdEHarvesterSession::SetHarvestingPrioritizationChunkL( 
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		TInt aSize )
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	{
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	const TInt error = 
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		iHarvestingPrioritizationChunk.CreateGlobal( KNullDesC, aSize, aSize );
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	User::LeaveIfError( error );
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	iSession->EngineSession().DoSetHarvestingPrioritizationChunkL( 
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		iHarvestingPrioritizationChunk );
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	iHarvestingPrioritizationSerializationBuffer = 
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		CMdCSerializationBuffer::NewL( 
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			iHarvestingPrioritizationChunk.Base(), 
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			iHarvestingPrioritizationChunk.Size() );
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	iHarvestingPrioritizationSerializationBuffer->PositionL( 0 );
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	const TInt32 initialUriCount = 0;
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	iHarvestingPrioritizationSerializationBuffer->InsertL( initialUriCount );
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	}
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EXPORT_C void CMdEHarvesterSession::AddHarvestingPrioritizationObserver( 
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		TRequestStatus& aStatus )
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	{
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	iSession->EngineSession().DoAddHarvestingPrioritizationObserver( aStatus );
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	}
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EXPORT_C TInt CMdEHarvesterSession::CancelHarvestingPrioritizationObserver()
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	{
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	return iSession->EngineSession().DoCancelHarvestingPrioritizationObserver();
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	}
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EXPORT_C TInt CMdEHarvesterSession::HarvestingPrioritizationUriCountL()
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	{
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	if( !iHarvestingPrioritizationSerializationBuffer )
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		{
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		User::Leave( KErrNotFound );
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		}
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	iHarvestingPrioritizationSerializationBuffer->PositionL( 0 );
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	TInt32 count = 0;
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	iHarvestingPrioritizationSerializationBuffer->ReceiveL( count );
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	return count;
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	}
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EXPORT_C HBufC* CMdEHarvesterSession::HarvestingPrioritizationUriL( 
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		TInt aIndex )
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	{
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	if( !iHarvestingPrioritizationSerializationBuffer )
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		{
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		User::Leave( KErrNotFound );
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		}
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	const TUint32 offsetPosition = 
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		CMdCSerializationBuffer::KRequiredSizeForTInt32 + 
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		CMdCSerializationBuffer::KRequiredSizeForTUint32 * aIndex;
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	iHarvestingPrioritizationSerializationBuffer->PositionL( offsetPosition );
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	TUint32 uriOffset = 0;
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	iHarvestingPrioritizationSerializationBuffer->ReceiveL( uriOffset );
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	iHarvestingPrioritizationSerializationBuffer->PositionL( uriOffset );
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	return iHarvestingPrioritizationSerializationBuffer->ReceiveDes16L();
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	}
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EXPORT_C void CMdEHarvesterSession::AutoLockL( 
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		RPointerArray<CMdEObject>& aObjects )
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	{
21
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	for( TInt i = aObjects.Count() - 1; i >=0; i-- )
0
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		{
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		aObjects[i]->AutoLockL();
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		}
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	}
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EXPORT_C void CMdEHarvesterSession::ChangePath( 
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		const TDesC& aOldPath, const TDesC& aNewPath, TRequestStatus& aStatus )
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	{
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	iSession->EngineSession().DoChangePath( aOldPath, aNewPath, aStatus );
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	}
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   323
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EXPORT_C void CMdEHarvesterSession::ChangeCDriveMediaId()
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	{
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	iSession->EngineSession().DoChangeCDriveMediaId();
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	}
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EXPORT_C void CMdEHarvesterSession::SetPendingL( 
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		const RArray<TItemId>& aObjectIds )
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	{
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	iSession->EngineSession().DoSetPendingL( aObjectIds );
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	}
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EXPORT_C void CMdEHarvesterSession::ResetPendingL( 
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		const RArray<TItemId>& aObjectIds )
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	{
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	iSession->EngineSession().DoResetPendingL( aObjectIds );
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	}
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EXPORT_C TInt CMdEHarvesterSession::GetPendingCount( const CMdEObjectDef* aObjectDef )
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	{
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	return iSession->EngineSession().DoGetPendingCount( aObjectDef );
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	}
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EXPORT_C TInt CMdEHarvesterSession::GetPending( 
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		const CMdEObjectDef* aObjectDef, TInt& aObjectIdCount, 
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		CMdCSerializationBuffer& aObjectIdBuffer )
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	{
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	return iSession->EngineSession().DoGetPending( aObjectDef, aObjectIdCount, 
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			aObjectIdBuffer );
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	}
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3
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EXPORT_C void CMdEHarvesterSession::CheckMassStorageMediaId( const TUint32 aMediaId  )
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    {
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    iSession->EngineSession().DoCheckMassStorageMediaId( aMediaId );
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    }
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