/*

* Copyright (c) 2004 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:  This class creates an instance of different metadata parsers

*                available in this library.

*

*/

// INCLUDE FILES

#include 	"MetaDataParserFactory.h"

#include 	"MetaDataParserMP4.h"

#include	"MetaDataParserID3v1.h"

#include	"MetaDataParserID3v2.h"

#include	"MetaDataParserMP4.h"

#include	"MetaDataParser3GPExt.h"

#include	"MetaDataParser3gp.h"

#include	"MetaDataParserDcf.h"

#include	"MetaDataParserDcf2.h"

#include	"MetaDataSourceFile.h"

#include	"MetaDataParserWMA.h"

#include 	"MetaDataParserRA.h"

#include	"MetaDataSource.h"

#ifdef _DEBUG

#include	<e32svr.h>

#endif

// ============================ MEMBER FUNCTIONS ===============================

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

// CMetaDataParserFactory::CreateID3ParserL

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

//

CMetaDataParser* CMetaDataParserFactory::CreateID3ParserL(

	CMetaDataSource& aSource )

	{

#ifdef _DEBUG

	RDebug::Print(_L("CMetaDataParserFactory::CreateID3ParserL"));

#endif

	return CreateID3ParserL( aSource, 0 );

	}

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

// CMetaDataParserFactory::CreateID3ParserL

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

//

CMetaDataParser* CMetaDataParserFactory::CreateID3ParserL(

    CMetaDataSource& aSource, TUint aOffset )

    {

#ifdef _DEBUG

    RDebug::Print(_L("CMetaDataParserFactory::CreateID3ParserL"));

#endif

	CMetaDataParser* parser = NULL;

    TRAPD( err, parser = CMetaDataParserID3v2::CreateID3v2ParserL( aSource, aOffset ));

	if ( !err && parser )

		{

		if ( parser->MetaDataExists() )

			{

			return parser;

			}

		else

			{

			delete parser;

			parser = NULL;

			}

		}

	parser = CMetaDataParserID3v1::NewL( aSource );

	if ( parser )

		{

		if ( parser->MetaDataExists() )

			{

			return parser;

			}

		else

			{

			delete parser;

			parser = NULL;

			}

		}

	// None found

	return NULL;

	}

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

// CMetaDataParserFactory::CreateMP4ParserFileL

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

//

CMetaDataParser* CMetaDataParserFactory::CreateMP4ParserFileL(

	CMetaDataSource& aSource )

	{

#ifdef _DEBUG

	RDebug::Print(_L("CMetaDataParserFactory::CreateMP4ParserFileL"));

#endif

	CMetaDataSourceFile *source = (CMetaDataSourceFile*)&aSource;

	CMetaDataParserMP4* parser = NULL;

	parser = CMetaDataParser3GPExt::NewL();

	CleanupStack::PushL( parser );

	parser->InitializeFileL(source->DataPtr());

	if ( parser->MetaDataExists() )

		{

		CleanupStack::Pop();	// parser

		return parser;

		}

	else

		{

		CleanupStack::PopAndDestroy();	// parser 

		parser = NULL;

		}

	parser = CMetaDataParser3gp::NewL();

	CleanupStack::PushL( parser );

	parser->InitializeFileL(source->DataPtr());

	if ( parser->MetaDataExists() )

		{

		CleanupStack::Pop();	// parser

		return parser;

		}

	else	

		{

		CleanupStack::PopAndDestroy();	// parser 

		}

	return NULL;

	}

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

// CMetaDataParserFactory::CreateMP4ParserDesL

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

//

CMetaDataParser* CMetaDataParserFactory::CreateMP4ParserDesL(

	const TDesC8& aDes )

	{

#ifdef _DEBUG

	RDebug::Print(_L("CMetaDataParserFactory::CreateMP4ParserDesL"));

#endif

	CMetaDataParserMP4* parser = NULL;

	parser = CMetaDataParser3GPExt::NewL();

	CleanupStack::PushL( parser );

	parser->InitializeDesL( aDes);

	if ( parser->MetaDataExists() )

		{

		CleanupStack::Pop();	// parser

		return parser;

		}

	else

		{

		CleanupStack::PopAndDestroy();	// parser

		parser = NULL;

		}

	parser = CMetaDataParser3gp::NewL();

	CleanupStack::PushL( parser );

	parser->InitializeDesL( aDes);

	if ( parser->MetaDataExists() )

		{

		CleanupStack::Pop();	// parser

		return parser;

		}

	else

		{

		CleanupStack::PopAndDestroy();	// parser

		parser = NULL;

		}

	return NULL;

	}

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

// CMetaDataParserFactory::CreateDcfFileParserL

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

//

CMetaDataParser* CMetaDataParserFactory::CreateDcf1FileParserL(

	CMetaDataSource &aSource)

	{

#ifdef _DEBUG

	RDebug::Print(_L("CMetaDataParserFactory::CreateDcfFileParserL"));

#endif

	CMetaDataParser* parser = NULL;

	parser = CMetaDataParserDcf::NewL();

	CleanupStack::PushL( parser );

	((CMetaDataParserDcf*)parser)->InitializeFileL(&aSource);

	if ( parser->MetaDataExists() )

		{

		CleanupStack::Pop(parser);	// parser

		return parser;

		}

	else

		{

		CleanupStack::PopAndDestroy();	// parser

		}

	return NULL;

	}

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

// CMetaDataParserFactory::CreateDcfFileParserL

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

//

CMetaDataParser* CMetaDataParserFactory::CreateDcf2FileParserL(

	CMetaDataSource &aSource)

	{

#ifdef _DEBUG

	RDebug::Print(_L("CMetaDataParserFactory::CreateDcfFileParserL"));

#endif

	CMetaDataParser* parser = NULL;

	parser = CMetaDataParserDcf2::NewL();

	CleanupStack::PushL( parser );

	((CMetaDataParserDcf2*)parser)->InitializeFileL(&aSource);

	if ( parser->MetaDataExists() )

		{

		CleanupStack::Pop(parser);	// parser

		return parser;

		}

	else

		{

		CleanupStack::PopAndDestroy();	// parser

		}

	return NULL;

	}

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

// CMetaDataParserFactory::CreateWMAParserFileL

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

//

CMetaDataParser* CMetaDataParserFactory::CreateWMAParserFileL(

	CMetaDataSource& aSource )

{

	CMetaDataParser* parser = NULL;

	parser = CMetaDataParserWMA::NewL(aSource);

	if (parser )

		{

		if ( parser->MetaDataExists() )

			{

			return parser;

			}

		else

			{

			delete parser;

			parser = NULL;

			}

		}

	return NULL;

}

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

// CMetaDataParserFactory::CreateRAParserL

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

//

CMetaDataParser* CMetaDataParserFactory::CreateRAParserL(

	CMetaDataSource& aSource )

{

#ifdef _DEBUG

	RDebug::Print(_L("CMetaDataParserFactory::CreateRAParserL"));

#endif

	CMetaDataParser* parser = NULL;	

	TRAPD( err, parser = CMetaDataParserRA::NewL(aSource));

	if ( !err && parser )

		{

		if ( parser->MetaDataExists() )

			{

			return parser;

			}

		else

			{

			delete parser;

			parser = NULL;

			}

		}

	return parser;

}

//  End of File