/*

* Copyright (c) 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:  This module contains the implementation of 

*              : CSsServiceUtilities class

*

*/

//  INCLUDE FILES

#include "cssserviceutilities.h"

#include "cssservicehandlergsm.h"

#include "cssservicehandlervoice.h"

#include "cssservicehandlervoip.h"

// CONSTANTS

_LIT( KSsValidCsNumberChars, "0123456789*#+pwPW" );

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

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

// CSsServiceUtilities::ServiceHandlerByCallTypeL

// Returns handler by call type

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

//

CServiceHandler* SsServiceUtilities::ServiceHandlerByCallTypeL

        ( 

        CConvergedServiceSelector::TSsCallType aCallType,

        TBool aSendKey 

        )

    { 

    CServiceHandler* handler = NULL;

    // Get handler by calltype

    switch( aCallType )

        {

        case CConvergedServiceSelector::ESsVoiceCall:

            {

            /* 

             * CodeScanner warning "neglected to put variable on

             * cleanup stack". Method cannot leave when handler is

             * properly initialized so warning ignored.

             */

            if ( aSendKey )

                {

                // If CS call is made by SendKey use

                // Voice service handler. We may have to

                // change the call type as voip (voice) call

                handler = CSsServiceHandlerVoice::NewL();

                }

            else

                {

                // Otherwise use gsm handler

                handler = CSsServiceHandlerGsm::NewL();

                }

            break; 

            }

        case CConvergedServiceSelector::ESsVideoCall:

            {

            // Use gsm handler for video call

            handler = CSsServiceHandlerGsm::NewL();

            break;

            }

        case CConvergedServiceSelector::ESsVoipCall:

            {

            // VoIP handler for VoIP call

            handler = CSsServiceHandlerVoip::NewL();

            break;

            }

        default:

            {

            User::Leave( KErrNotSupported );

            break;

            }

        }

    return handler;

    }

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

// CSsServiceUtilities::SetServiceResult

// Sets the results to TSsResult

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

//

void SsServiceUtilities::SetServiceResult

        ( 

        CConvergedServiceSelector::TSsResult& aResult, 

        CConvergedServiceSelector::TSsCallType aCallType,

        TUint aServiceId,

        TBool aEnabled

        )

    {

    aResult.iCallType = aCallType;

    aResult.iServiceId = aServiceId;

    aResult.iServiceEnabled = aEnabled;

    }

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

// CSsServiceUtilities::ServiceHandlerByCallTypeL

// Sets the results to TSsResult

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

//

TBool SsServiceUtilities::IsValidCsNumber

        ( 

        const TDesC& aString 

        )    

    {

    if ( KErrNone == aString.Compare( KNullDesC ) )

        {

        // Empty string

        return EFalse;

        }

    TLex input( aString );

    TPtrC valid( KSsValidCsNumberChars );

    while ( valid.Locate( input.Peek() ) != KErrNotFound )

        {

        input.Inc();

        }

    return !input.Remainder().Length();

    }

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

//  End of File