/*

* Copyright (c) 2005-2008 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:  Filter GFLM items

*

*/

// INCLUDE FILES

#include "CFileManagerItemFilter.h"

#include "CFileManagerEngine.h"

#include "CGflmGroupItem.h"

#include "CGflmFileSystemItem.h"

#include "CGflmDriveItem.h"

#include "CGflmGlobalActionItem.h"

#include "CFileManagerCommonDefinitions.h"

#include "FileManagerDebug.h"

#include "TFileManagerDriveInfo.h"

#include "CFileManagerFeatureManager.h"

#include <filemanagerengine.rsg>

#include <StringLoader.h>

#include <pathinfo.h>

#ifdef RD_MULTIPLE_DRIVE

#include <driveinfo.h>

#endif // RD_MULTIPLE_DRIVE

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

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

// CFileManagerItemFilter::CFileManagerItemFilter

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

//

CFileManagerItemFilter::CFileManagerItemFilter( CFileManagerEngine& aEngine )

    : iEngine( aEngine )

    {

    }

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

// CFileManagerItemFilter::ConstructL

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

//

void CFileManagerItemFilter::ConstructL()

    {

    // Phone memory root path

    iPhoneMemoryRootPath = PathInfo::PhoneMemoryRootPath().AllocL();

    iInternalDefaultName =

        StringLoader::LoadL( R_TEXT_PHONE_MEMORY );

    iRemovableDefaultName =

        StringLoader::LoadL( R_TEXT_MEMORY_CARD_DEFAULT );

    }

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

// CFileManagerItemFilter::NewL

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

//

CFileManagerItemFilter* CFileManagerItemFilter::NewL(

        CFileManagerEngine& aEngine )

    {

    CFileManagerItemFilter* self = new( ELeave ) CFileManagerItemFilter(

        aEngine );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// CFileManagerItemFilter::~CFileManagerItemFilter

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

// 

CFileManagerItemFilter::~CFileManagerItemFilter()

    {

    delete iPhoneMemoryRootPath;

    delete iInternalDefaultName;

    delete iRemovableDefaultName;

    }

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

// CFileManagerItemFilter::FilterItemL

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

// 

TBool CFileManagerItemFilter::FilterItemL(

        CGflmGroupItem* aItem,

        TInt /*aGroupId*/,

        CGflmDriveItem* /*aDrive*/ )

    {

    switch( aItem->Type() )

        {

        case CGflmGroupItem::EGlobalActionItem:

			{

            CGflmGlobalActionItem* actItem =

                static_cast< CGflmGlobalActionItem* >( aItem );

            switch( actItem->Id() )

                {

                case EFileManagerBackupAction:

                    {

                    // Disable backup in embedded mode, because it messes up 

                    // backup and restore operations since embedded apps are closed.

                    if ( iEngine.FeatureManager().IsEmbedded() )

                        {

                        return EFalse;

                        }

                    actItem->SetIconId( EFileManagerBackupMainIcon );

                    break;

                    }

                default:

                    {

                    break;

                    }

                }

            break;

			}

        case CGflmGroupItem::EDirectory:

            {

            CGflmFileSystemItem* fsItem =

                static_cast< CGflmFileSystemItem* >( aItem );

            fsItem->GetFullPath( iFileNameBuffer );

            return !iEngine.IsSystemFolder( iFileNameBuffer );

			}

        case CGflmGroupItem::EDrive:

            {

            CGflmDriveItem* drvItem = static_cast< CGflmDriveItem* >( aItem );

#ifndef RD_MULTIPLE_DRIVE

            const TVolumeInfo& vol( drvItem->VolumeInfo() );

            TInt drive( drvItem->Drive() );

#endif // RD_MULTIPLE_DRIVE

            INFO_LOG1( "CFileManagerItemFilter::FilterItemL()-drive=%d",

                drvItem->Drive() )

            INFO_LOG1( "CFileManagerItemFilter::FilterItemL()-driveAtt=%d",

                drvItem->VolumeInfo().iDrive.iDriveAtt )

            INFO_LOG1( "CFileManagerItemFilter::FilterItemL()-mediaAtt=%d",

                drvItem->VolumeInfo().iDrive.iMediaAtt )

            INFO_LOG1( "CFileManagerItemFilter::FilterItemL()-driveUniqueId=%u",

                drvItem->VolumeInfo().iUniqueID )

            INFO_LOG1( "CFileManagerItemFilter::FilterItemL()-driveSize=%lu",

                drvItem->VolumeInfo().iSize )

            INFO_LOG1( "CFileManagerItemFilter::FilterItemL()-VolumeStatus=%d",

                drvItem->VolumeStatus() )

            INFO_LOG1( "CFileManagerItemFilter::FilterItemL()-DriveStatus=%d",

                drvItem->DriveStatus() )

#ifdef RD_MULTIPLE_DRIVE

            // Setup drive icon

            TUint driveStatus( drvItem->DriveStatus() );

            if ( !( driveStatus & DriveInfo::EDriveUserVisible ) )

                {

                ERROR_LOG( "CFileManagerItemFilter::FilterItemL()-Hidden-1" )

                return EFalse;

                }

            TInt icon( 0 );

            if ( driveStatus & DriveInfo::EDriveInternal )

                {

                icon = EFileManagerPhoneMemoryMainIcon;

                if ( driveStatus & DriveInfo::EDriveExternallyMountable )

                    {

                    icon = EFileManagerMassStorageMainIcon;

                    }

                }

            else if ( driveStatus & DriveInfo::EDriveUsbMemory )

                {

                icon = EFileManagerUsbMemoryMainIcon;

                }

            else if ( driveStatus & DriveInfo::EDriveRemovable )

                {

                icon = EFileManagerMemoryCardNotPresentMainIcon;

                if ( driveStatus & DriveInfo::EDrivePresent )

                    {

                    icon = EFileManagerMemoryCardPresentMainIcon;

                    }

                }

            else if ( driveStatus & DriveInfo::EDriveRemote )

                {

                icon = EFileManagerRemoteDriveMainIcon;

                }

            else

                {

                ERROR_LOG( "CFileManagerItemFilter::FilterItemL()-Hidden-2" )

                return EFalse;

                }

            drvItem->SetIconId( icon );

            // Setup root directory

            if ( PathInfo::GetRootPath( iFileNameBuffer, drvItem->Drive() ) != KErrNone )

                {

                ERROR_LOG( "CFileManagerItemFilter::FilterItemL()-Hidden-3" )

                return EFalse;

                }

            drvItem->SetRootDirectoryL( iFileNameBuffer );

            INFO_LOG( "CFileManagerItemFilter::FilterItemL()-Visible" )

#else // RD_MULTIPLE_DRIVE

            TBool isPhoneMem( EFalse );

            TPtrC root( drvItem->RootDirectory() );

            TPtrC phoneMemRoot( *iPhoneMemoryRootPath );

            TInt len( Min( root.Length(), phoneMemRoot.Length() ) );

            if ( !root.CompareF( phoneMemRoot.Left( len ) ) )

                {

                // Drive is defined to phone memory

                isPhoneMem = ETrue;

                drvItem->SetRootDirectoryL( *iPhoneMemoryRootPath );

                }

            else if ( vol.iDrive.iDriveAtt & KDriveAttInternal )

                {

                if ( drive == KFmgrRamDrive || drive == KFmgrRomDrive )

                    {

                    // Drive is not allowed internal drive

                    return EFalse;

                    }

                }

            if ( vol.iDrive.iDriveAtt & KDriveAttSubsted )

                {

                // Substed drives are not allowed

                return EFalse;

                }

            // Setup drive name

            if ( !drvItem->Name().Length() )

                {

                if ( isPhoneMem )

                    {

                    drvItem->SetLocalizedNameL( *iInternalDefaultName );

                    }

                else if ( ( vol.iDrive.iDriveAtt & KDriveAttRemovable ) ||

                        drive == KFmgrMemoryCardDrive )

                    {

                    drvItem->SetLocalizedNameL( *iRemovableDefaultName );

                    }

                else

                    {

                    drvItem->SetLocalizedNameL( drvItem->RootDirectory() );

                    }

                }

            // Setup drive icon

            if ( isPhoneMem )

                {

                drvItem->SetIconId( EFileManagerPhoneMemoryMainIcon );

                }

            else if ( ( vol.iDrive.iDriveAtt & KDriveAttRemovable ) ||

                drive == KFmgrMemoryCardDrive )

                {

                if ( vol.iDrive.iType == EMediaNotPresent )

                    {

                    drvItem->SetIconId( EFileManagerMemoryCardNotPresentMainIcon );

                    }

                else

                    {

                    drvItem->SetIconId( EFileManagerMemoryCardPresentMainIcon );

                    }

                }

            else if ( vol.iDrive.iDriveAtt & KDriveAttRemote )

                {

                drvItem->SetIconId( EFileManagerRemoteDriveMainIcon );

                }

            else

                {

                return EFalse;

                }

            INFO_LOG( "CFileManagerItemFilter::FilterItemL()-driveAllowed" )

#endif // RD_MULTIPLE_DRIVE

            break;

            }

        default:

            {

            break;

            }

        }

    return ETrue;

    }

//  End of File