/*

* Copyright (c) 2004-2006 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:  mmsmessagestoreutils implementation

*

*/

// INCLUDE FILES   

#include <msvids.h>

#include <msvapi.h>

// USERINCLUDE FILES

#include "mmsmessagestoreutils.h"

#include "mmsdebuglogging.h"

// EXTERNAL DATA STRUCTURES

// EXTERNAL FUNCTION PROTOTYPES  

// CONSTANTS

// MACROS

// LOCAL CONSTANTS AND MACROS

// MODULE DATA STRUCTURES

// LOCAL FUNCTION PROTOTYPES

// ============================== LOCAL FUNCTIONS ==============================

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

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

// CMmsMessageStoreUtils::CMmsMessageStoreUtils

// C++ default constructor can NOT contain any code, that

// might leave.

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

//

CMmsMessageStoreUtils::CMmsMessageStoreUtils()   

    {

    }

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

// CMmsMessageStoreUtils::ConstructL

// Symbian 2nd phase constructor can leave.

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

//

void CMmsMessageStoreUtils::ConstructL( CMsvSession& aSession )

    {

    LOG(_L("CMmsMessageStoreUtils::ConstructL"));

    iSession = &aSession;

    iParentEntry = iSession->GetEntryL( KMsvRootIndexEntryId );

    iMmsEntry = iSession->GetEntryL( KMsvRootIndexEntryId );

    }

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

// CMmsMessageStoreUtils::NewL

// Two-phased constructor.

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

//

EXPORT_C CMmsMessageStoreUtils* CMmsMessageStoreUtils::NewL( CMsvSession& aSession )

    {

    CMmsMessageStoreUtils* self = new ( ELeave ) CMmsMessageStoreUtils;

    CleanupStack::PushL( self );

    self->ConstructL( aSession );

    CleanupStack::Pop( self );

    return self;

    }

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

// Destructor

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

//

CMmsMessageStoreUtils::~CMmsMessageStoreUtils()

    {

    LOG(_L("~CMmsMessageStoreUtils"));

    // iSession is not owned by CMmsMessageStoreUtils

    delete iParentEntry;

    delete iMmsEntry;

    }

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

// CreateServiceEntryL

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

//

TMsvId CMmsMessageStoreUtils::CreateServiceEntryL()

    {

    LOG(_L("CMmsMessageStoreUtils::CreateServiceEntryL"));

    //

    // Find old MMS entries

    //

    iParentEntry->SetEntryL( KMsvRootIndexEntryId );

    // Find also invisible entries

    iParentEntry->SetSortTypeL( TMsvSelectionOrdering( KMsvNoGrouping, EMsvSortByNone, ETrue ) );

    CMsvEntrySelection* selection = iParentEntry->ChildrenWithMtmL( KUidMsgTypeMultimedia );

    CleanupStack::PushL( selection ); // ***

    TInt count = selection->Count();

    LOG2(_L("- found %d MMS entries"), count );

    //

    // Concentrate on service entries

    //

    TMsvEntry tEntry;

    for( TInt index = count-1; index >= 0; --index )

        {

        iMmsEntry->SetEntryL( selection->At( index ) );

        tEntry = iMmsEntry->Entry();

        if( tEntry.iType != KUidMsvServiceEntry )

            {

            // Take out from selection

            selection->Delete( index );

            }

        }

    count = selection->Count();

    LOG2(_L("- found %d MMS service entries"), count );

    //

    // Handle entry depending on number of already existing entries

    //

    TMsvId id = KMsvNullIndexEntryId;

    if( count == 0 ) // no service before

        {

        tEntry.iType = KUidMsvServiceEntry;

        tEntry.iMtm = KUidMsgTypeMultimedia;

        tEntry.iDetails.Set( KMmsDefaultServiceName ); 

        tEntry.SetVisible( EFalse );

        tEntry.SetInPreparation( EFalse );

        iParentEntry->CreateL( tEntry );

        id = tEntry.Id();        

        } 

    else // At least one service found

        {

        for( TInt index = 1; index < count; ++index )

            {

            // More than 1 service found -> delete them

            // The error must be ignored because there is nothing we can do

            // if we can't delete the extra services

#ifdef _DEBUG

            TRAPD( error, iParentEntry->DeleteL( selection->At( index ) ) );

            LOG3(_L("- deletion of service %d returned error %d "), selection->At( index ), error );

#else

            TRAP_IGNORE( iParentEntry->DeleteL( selection->At( index ) ) );

#endif            

            }

        id = selection->At( 0 );

        }

    //

    // Return new service entry id

    //

    CleanupStack::PopAndDestroy( selection );

    return id;

    }

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

// CreateFolderEntryL

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

//

TMsvId CMmsMessageStoreUtils::CreateFolderEntryL( const TDesC& aFolderName )

    {

    LOG(_L("CMmsMessageStoreUtils::CreateFolderEntryL"));

    //

    // Find old MMS entries

    //

    iParentEntry->SetEntryL( KMsvLocalServiceIndexEntryId );

    // Find also invisible entries

    iParentEntry->SetSortTypeL( TMsvSelectionOrdering( KMsvNoGrouping, EMsvSortByNone, ETrue ) );

    CMsvEntrySelection* selection = iParentEntry->ChildrenWithTypeL( KUidMsvFolderEntry );

    CleanupStack::PushL( selection ); // ***

    TInt count = selection->Count();

    LOG2(_L("- found %d folder entries under localservice"), count );

    //

    // Concentrate on folders that have name 'aFolderName'

    //

    TMsvEntry tEntry;

    for( TInt index = count-1; index >= 0; --index )

        {

        iMmsEntry->SetEntryL( selection->At( index ) );

        tEntry = iMmsEntry->Entry();

        if( tEntry.iDetails.Compare( aFolderName ) != 0 )

            {

            // Take out from selection

            selection->Delete( index );            

            }

        }

    count = selection->Count();

    LOG2(_L("- found %d folders with matching iDetails"), count );

    //

    // Handle entry depending on number of already existing entries

    //

    TMsvId id = KMsvNullIndexEntryId;

    if( count == 0 ) // no folder before

        {

        tEntry.iType = KUidMsvFolderEntry;

        tEntry.iMtm = KUidMsvLocalServiceMtm;

        tEntry.iDetails.Set( aFolderName );

        tEntry.SetVisible( EFalse );

        tEntry.SetInPreparation( EFalse );

        tEntry.iServiceId = KMsvLocalServiceIndexEntryId;

        iParentEntry->CreateL( tEntry );

        id = tEntry.Id();        

        } 

    else // At least one folder found

        {

        for( TInt index = 1; index < count; index++ )

            {

            // More than 1 folder found -> delete them

            // The error must be ignored because there is nothing we can do

            // if we can't delete the extra folders

#ifdef _DEBUG

            TRAPD( error, iParentEntry->DeleteL( selection->At( index ) ) );

            LOG3(_L("- deletion of folder %d returned error %d "), selection->At( index ), error );

#else

            TRAP_IGNORE( iParentEntry->DeleteL( selection->At( index ) ) );

#endif            

            }

        id = selection->At( 0 );

        }

    //

    // Return new service entry id

    //

    CleanupStack::PopAndDestroy( selection );

    return id;

    }

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

// CreateFolderEntryL

//

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

//

TInt CMmsMessageStoreUtils::CreateFolderEntryL(

    TMsvId aParentFolder, const TDesC& aFolderName, TMsvId& aFolderId )

    {

    // Check if the folder already exists under parent folder.

    aFolderId = FolderEntryL( aParentFolder, aFolderName );    

    if ( aFolderId != KMsvNullIndexEntryId )

        {

         return KErrAlreadyExists;   

        }

    // Create a new folder.

    iMmsEntry->SetEntryL( aParentFolder );

    TMsvEntry entry;

    entry.iType = KUidMsvFolderEntry;

    entry.iMtm = KUidMsvLocalServiceMtm;

    entry.iDetails.Set( aFolderName );

    entry.SetVisible( EFalse );

    entry.SetInPreparation( EFalse );

    entry.iServiceId = KMsvLocalServiceIndexEntryId;

    iMmsEntry->CreateL( entry );    

    aFolderId = entry.Id();    

    return KErrNone;

    }

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

// FolderEntryL

//

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

//

TMsvId CMmsMessageStoreUtils::FolderEntryL( TMsvId aParentFolder, const TDesC& aFolderName )

    {

    TMsvId folderId = KMsvNullIndexEntryId;

    iMmsEntry->SetEntryL( aParentFolder );

    // Show invisible entries

    iMmsEntry->SetSortTypeL( TMsvSelectionOrdering( KMsvNoGrouping, EMsvSortByIdReverse, ETrue ) );

    CMsvEntrySelection* selection = iMmsEntry->ChildrenWithTypeL( KUidMsvFolderEntry );

    CleanupStack::PushL( selection );

    // If selection contains folders, check if the folder is found.

    TInt count = selection->Count();

    for ( TInt i = 0; i < count && folderId == KMsvNullIndexEntryId; ++i )

        {

        iMmsEntry->SetEntryL( selection->At( i ) );

        // must be exact match

        if ( iMmsEntry->Entry().iDetails.Compare( aFolderName ) == 0 )

            {

            folderId = selection->At( i );

            }

        }

    CleanupStack::PopAndDestroy( selection );

    return folderId;

    }

// =========================== OTHER EXPORTED FUNCTIONS ========================

//  End of File