/*

* Copyright (c) 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:  DRM Verifier for slide set image sets.

*

*/

// INCLUDE FILES

#include "pslnslidesetdrmverifier.h"

#include <pslnslidesetdialogrsc.rsg>

#include <pslnslidesetdialoginterface.h>

#include <DRMHelper.h>

#include <aknnotewrappers.h>

#include <StringLoader.h>

const TInt KPslnDrmVerifyLimit = 50;

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

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

// C++ constructor can NOT contain any code, that might leave.

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

//

CPslnSlideSetDRMVerifier::CPslnSlideSetDRMVerifier(  TInt aType  ) 

    : iType ( aType )

    {

    }

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

// Symbian 2nd phase constructor can leave.

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

//

void CPslnSlideSetDRMVerifier::ConstructL()

    {

    iDRMHelper = CDRMHelper::NewL( *CCoeEnv::Static() );

    }

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

// Two-phased constructor.

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

//

CPslnSlideSetDRMVerifier* CPslnSlideSetDRMVerifier::NewL( TInt aType )

    {

    CPslnSlideSetDRMVerifier* self = 

        new( ELeave ) CPslnSlideSetDRMVerifier( aType );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// Destructor.

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

//

CPslnSlideSetDRMVerifier::~CPslnSlideSetDRMVerifier()

    {

    delete iDRMHelper;

    }

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

// Verifies user selected images. Used by MGFetch.

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

//

TBool CPslnSlideSetDRMVerifier::VerifySelectionL( const MDesCArray* aSelectedFiles )

    {

    if ( aSelectedFiles )

        {

        if( aSelectedFiles->MdcaCount() < 1 )

            {

            // Download item

            return ETrue;

            }

        }

    else

        {

        // no aSelectedFiles.

        return EFalse;

        }

    TInt res = KErrNone;

    TBool canBeAutomated = EFalse;

    if ( iDRMHelper )

        {

        if ( iType == EPslnWallpaperDialog )

            {            

            res = iDRMHelper->SetAutomatedType( 

                CDRMHelper::EAutomatedTypeWallpaper );

            }

        else

            {

            res = iDRMHelper->SetAutomatedType( 

                CDRMHelper::EAutomatedTypeScreenSaver );

            }

        if ( res != KErrNone )

            {

            ShowErrorNoteL( R_PSLN_SLIDE_SET_DRM_ERROR );

            }

        else

            {

            // Go through the selected files.

            TInt fileCount = aSelectedFiles->MdcaCount() - 1;

            if ( fileCount > KPslnDrmVerifyLimit )

                {

                fileCount = KPslnDrmVerifyLimit;

                }

            for ( TInt index = fileCount; index >= 0; index-- )

                {

                // First check DRM issues.

                res = iDRMHelper->CanSetAutomated(

                    aSelectedFiles->MdcaPoint( index ),

                    canBeAutomated );

                if ( res == KErrNone && !canBeAutomated )

                    {

                    ShowErrorNoteL( R_PSLN_SLIDE_SET_DRM_ERROR );

                    return EFalse;

                    }

                else if ( res != KErrNone )

                    {

                    if ( res == KErrUnderflow )

                        {

                        // Do not show error note for corrupted image and let it pass.

                        canBeAutomated = ETrue;

                        }

                    else

                        {

                        iDRMHelper->HandleErrorL( res,

                            aSelectedFiles->MdcaPoint( index ) );

                        return EFalse;

                        }

                    }

                else

                    {

                    // Empty.

                    }

                }

            }

        }

    return canBeAutomated;

    }

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

// Shows error note.

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

//

void CPslnSlideSetDRMVerifier::ShowErrorNoteL( TInt  aResourceId  ) const

    {

    HBufC* errorText = StringLoader::LoadLC( aResourceId );

    CAknInformationNote* note = new( ELeave ) CAknInformationNote( EFalse );

    note->ExecuteLD( *errorText );

    CleanupStack::PopAndDestroy( errorText );

    }

// End of file