/*

* 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 implements an ID3v1 and v1.1 parser as specified in

*                www.id3.org.

*

*/

#ifndef CMetaDataParserRA_H

#define CMetaDataParserRA_H

// INCLUDES

#include <e32base.h>

#include "MetaDataParser.h"

#include "MetaDataSource.h"

#include "MetaDataFieldContainer.h"

#include "MetaDataField.h"

// CONSTANTS

// CLASS DECLARATION

class CHXMetaDataUtility;

/**

*  This class implements a RA metadata parser.

*

*  @lib MetaDataUtility.lib

*  @since 3.0

*/

class CMetaDataParserRA : public CMetaDataParser

	{

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        * @param aSource Reference to a metadata source

        * @return A pointer to a new instance of this class

        */

        static CMetaDataParserRA* NewL( CMetaDataSource& aSource );

        /**

        * Destructor.

        */

        virtual ~CMetaDataParserRA();

    public: // Functions from base classes

        /**

        * From CMetaDataParser

        * Parses the source and if metadata is found, the metadata fields are

        * inserted into the container.

        * @since 3.0

		* @param aWantedFields An array of TMetaDataFieldId's. Empty array is interpreted as all fields.

        * @param aContainer On return, metadata found in aSource is stored here

		* @return void

        */

		void ParseL( const RArray<TMetaDataFieldId>& aWantedFields, CMetaDataFieldContainer& aContainer );

	private:

        /**

        * C++ default constructor.

        */

		CMetaDataParserRA( CMetaDataSource& aSource );

        /**

        * By default Symbian 2nd phase constructor is private.

        */

		void ConstructL();

		/**

		* Determines whether or not there is valid source data.

		*/

		TBool ValidateL();

        /**

        * Append title to the container, if found.

        * @return TInt status

		*/

		TInt GetTitleL(TInt aCount);

        /**

        * Append artist to the container, if found.

        * @return TInt status

		*/

		TInt GetArtistL(TInt aCount);

        /**

        * Append genre to the container, if found.

        * @return TInt status

		*/

		TInt GetGenreL(TInt aCount);

        /**

        * Append composer to the container, if found.

        * @return Tint status

		*/

		TInt GetComposerL(TInt aCount);

		/**

        * Append Copyright to the container, if found.

        * @return Tint status

		*/

		TInt GetCopyrightL(TInt aCount);

		/**

        * Allows OpenFile on Helix

        * @return void

		*/		

		void OpenFileL(RFile& aFile);

		/**

        * Allows OpenDes on Helix

        * @return void

		*/		

		void OpenDesL(const TDesC8& aDes);		

	private:	// Data

		// Metadata source

		CMetaDataSource& iSource;

        HBufC* iData;

        CHXMetaDataUtility* iHxMetaDataUtility;

    };

#endif      // CMetaDataParserRA_H

// End of File