/*

* Copyright (c) 2007 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:  Provides means to read resource strings from resource files.

*

*/

#include "musresourcefinderutil.h"

#include "muslogger.h"

#include "musresourceutil.h"

#include <f32file.h>

#include <barsc.h>

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

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

// Reads resource string from file.

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

//

HBufC16* MusResourceUtil::ReadResourceString16LC( TUint aId, const TDesC& aFilename )

    {

    HBufC8* tmp = ReadResourceString8LC( aId, aFilename );

    HBufC* result = ConvertResourceStringLC( *tmp );

    CleanupStack::Pop( result );

    CleanupStack::PopAndDestroy( tmp );

    CleanupStack::PushL( result );

    return result;

    }

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

// Reads resource string from file.

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

//

HBufC16* MusResourceUtil::ReadResourceString16L( TUint aId, const TDesC& aFilename )

    {

    HBufC* result = ReadResourceString16LC( aId, aFilename );

    CleanupStack::Pop( result );

    return result;

    }

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

// Reads resource string from file.

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

//

HBufC8* MusResourceUtil::ReadResourceString8LC( TUint aId, const TDesC& aFilename )

    {

    HBufC8* result = ReadResourceString8L( aId, aFilename );

    CleanupStack::PushL( result );

    return result;

    }

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

// Reads resource string from file.

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

//

HBufC8* MusResourceUtil::ReadResourceString8L( TUint aId, const TDesC& aFilename )

    {

    MUS_LOG( "mus: [MUSIND ] -> MusIndicatorApi::ReadResourceString8L" )

    RFs fs;

    User::LeaveIfError( fs.Connect() );

    CleanupClosePushL( fs );

    HBufC* filenameBuf = ResourceFilenameLC( aFilename );

    TFileName filename( *filenameBuf );

    CleanupStack::PopAndDestroy( filenameBuf );

    RResourceFile resource;

    resource.OpenL( fs, filename );

    CleanupClosePushL( resource );

    resource.ConfirmSignatureL();

    HBufC8* resString;

    resString = resource.AllocReadL( aId );

    CleanupStack::PopAndDestroy(); // resource

    CleanupStack::PopAndDestroy(); // fs

    MUS_LOG( "mus: [MUSIND ] <- MusResourceUtil::ReadResourceString8L" )

    return resString;

    }

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

// Converts HBufC8 to HBufC.

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

//

HBufC* MusResourceUtil::ConvertResourceStringLC( const TDesC8& aText )

    {

    MUS_LOG( "mus: [MUSIND ] -> MusResourceUtil::ConvertResourceStringLC" )

    HBufC16* result = HBufC16::NewL( aText.Length() / 2 );

    result->Des().Copy( (TUint16*) aText.Ptr(), aText.Length() / 2 );

    // push dlgPrompt now to cleanup stack

    CleanupStack::PushL( result );

    MUS_LOG( "mus: [MUSIND ] <- MusResourceUtil::ConvertResourceStringLC" )

    return result;

    }

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

// Constructs name of resource file.

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

//

HBufC* MusResourceUtil::ResourceFilenameLC( const TDesC& aFilename )

    {

    MUS_LOG( "mus: [MUSIND ]  -> MusResourceUtil::ResourceFilenameLC" )

    HBufC* fileName = MusResourceFinderUtil::ResourcePathL( aFilename );

    CleanupStack::PushL( fileName );

    MUS_LOG( "mus: [MUSIND ]  <- MusResourceUtil::ResourceFilenameLC" )

    return fileName;

    }