/*

* Copyright (c) 2002-2006 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:   A wrapper interface around MMF (Multimedia Framework) to get

*                information about MIME-types supported by MMF.

*

*/

// CLASS HEADER

#include    "ProfileMmfInfoUtility.h"

// INTERNAL INCLUDES

// EXTERNAL INCLUDES

#include <e32std.h>

#include <badesca.h>

#include <mmf/common/mmfcontrollerpluginresolver.h>

#include <caf/caf.h>

namespace

	{

	// CONSTANTS

	_LIT8( KProfileRngMimeType,    "application/vnd.nokia.ringing-tone" );

	//_LIT8( KProfilePlainTextType,  "text/plain" );

    }

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

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

// CProfileMmfInfoUtility::IsMimeTypeSupported

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

//

TBool ProfileMmfInfoUtility::IsMimeTypeSupportedL( const TDesC8& aMimeType )

    {

    //if( aMimeType.CompareF( KProfilePlainTextType ) == 0 )

    //    {

    //    return EFalse;

    //    }

    if( aMimeType.CompareF( KProfileRngMimeType ) == 0 )

        {

        return ETrue;

        }

    TBool result( EFalse );

	CMMFFormatSelectionParameters* formatPrms =

        CMMFFormatSelectionParameters::NewLC();

	CMMFControllerPluginSelectionParameters* controllerPrms =

        CMMFControllerPluginSelectionParameters::NewLC();

    // Empty format parameters means: "get all the supported formats"

    controllerPrms->SetRequiredPlayFormatSupportL( *formatPrms );

    RMMFControllerImplInfoArray cntrlArray;

    controllerPrms->ListImplementationsL( cntrlArray );

    for( TInt i( cntrlArray.Count() - 1 ); i >= 0 && !result; --i )

        {

        const RMMFFormatImplInfoArray&

            infoArray( cntrlArray[i]->PlayFormats() );

        for( TInt j( infoArray.Count() - 1 ); j >= 0; --j )

            {

            if( infoArray[j]->SupportsMimeType( aMimeType ) )

                {

                result = ETrue;

                break;

                }

            }

        }

	cntrlArray.ResetAndDestroy();

	cntrlArray.Close();

    CleanupStack::PopAndDestroy( 2, formatPrms );

    return result;

    }

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

// CProfileMmfInfoUtility::IsHeaderDataSupportedL

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

//

TBool ProfileMmfInfoUtility::IsHeaderDataSupportedL( const TDesC& aFileName )

	{

	TBool result( EFalse );

	//the max header length is 256 bytes

	const TInt KMaxHeaderLength( 256 );

	HBufC8* header = HBufC8::NewLC( KMaxHeaderLength );

	TPtr8 headerPtr = header->Des();

	GetFileHeaderDataL( aFileName, headerPtr, KMaxHeaderLength );

	CMMFFormatSelectionParameters* formatPrms =

			CMMFFormatSelectionParameters::NewLC();

	CMMFControllerPluginSelectionParameters* controllerPrms =

			CMMFControllerPluginSelectionParameters::NewLC();

	// Empty format parameters means: "get all the supported formats"

	controllerPrms->SetRequiredPlayFormatSupportL( *formatPrms );

	RMMFControllerImplInfoArray cntrlArray;

	controllerPrms->ListImplementationsL( cntrlArray );

	for ( TInt i( cntrlArray.Count() - 1 ); i >= 0 && !result; --i )

		{

		const RMMFFormatImplInfoArray& infoArray( cntrlArray[i]->PlayFormats() );

		for ( TInt j(infoArray.Count() - 1); j >= 0; --j )

			{

			if ( infoArray[j]->SupportsHeaderDataL( *header ) )

				{

				result = ETrue;

				break;

				}

			}

		}

	cntrlArray.ResetAndDestroy();

	cntrlArray.Close();

	CleanupStack::PopAndDestroy( 3, header );//controllerPrms, formatPrms and header

	return result;

	}

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

// CProfileMmfInfoUtility::GetFileHeaderDataL

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

//

void ProfileMmfInfoUtility::GetFileHeaderDataL( const TDesC& aFileName,

		TDes8& aHeaderData, TInt aMaxHeaderLength )

	{

	TInt error = KErrNone;

	using namespace ContentAccess;

	TVirtualPathPtr path( aFileName, ContentAccess::KDefaultContentObject );

	CData* data = CData::NewLC( path, EContentShareReadWrite );

	TInt size = 0;

	data->DataSizeL( size );

	if ( size > 0 )

		{

		if ( size > aMaxHeaderLength )

			size = aMaxHeaderLength;

		TInt pos = 0;

		error = data->Seek( ESeekStart, pos );

		error = data->Read( aHeaderData, size );

		}

	CleanupStack::PopAndDestroy(); // data

	}

//  End of File