/*

* Copyright (c) 2002 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: 

*     Implementation for number formatting

*

*/

// INCLUDE FILES

#include <NumberGrouping.h>

#include <AknUtils.h>

#include "CPhoneNumberFormat.h"   

#include "LogsConstants.hrh"

#include <featmgr.h>

#include <bldvariant.hrh>  // IDs

#include <centralrepository.h>  

#include <NumberGroupingCRKeys.h>

// EXTERNAL DATA STRUCTURES

// EXTERNAL FUNCTION PROTOTYPES  

// CONSTANTS

const TInt KDTMF1 ='w';

const TInt KDTMF2 ='W';

const TInt KDTMF3 ='p';

const TInt KDTMF4 ='P';

const TInt KSS1 ='#';

const TInt KSS2 ='*';

// CONSTANTS FOR DEBUGGING

#ifdef _DEBUG

_LIT( KPanic, "CPhoneNumberFormat");

#endif

// MACROS

// LOCAL CONSTANTS AND MACROS

// MODULE DATA STRUCTURES

// LOCAL FUNCTION PROTOTYPES

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

/**

*   Class used for phone number formatting

*/

CPhoneNumberFormat* CPhoneNumberFormat::NewL()

    {

    CPhoneNumberFormat* self = new ( ELeave ) CPhoneNumberFormat();

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );  // self

    return self;

    }

// C++ default constructor cannot contain any code that might leave

CPhoneNumberFormat::CPhoneNumberFormat()

    {

    }

// Destructor

CPhoneNumberFormat::~CPhoneNumberFormat()

    {

    if (iNumberGrouping)

        {

        delete iNumberGrouping;

        }

    }

//  Constructor for the recent views, second phase

void CPhoneNumberFormat::ConstructL()

    {

    CRepository* repository = NULL;

    TInt value( 0 );

    TRAPD( err, repository = CRepository::NewL( KCRUidNumberGrouping ) );

    if( err == KErrNone )

        {

        err = repository->Get( KNumberGrouping, value );

        }

    delete repository;

    if( value == 1 )

        {

        iNumberGrouping = CPNGNumberGrouping::NewL( KLogsPhoneNumberMaxLen );

        }

    else

        {

        iNumberGrouping = NULL;

        }

    }

TFormatResult CPhoneNumberFormat::DescriptorCopy

    (   const TDesC& aSource

    ,   TDes& aDestination

    )

    {

    TFormatResult rc( EResultOK );

    if( aDestination.MaxLength() < aSource.Length() )

        {

        rc = EResultTruncated;

        aDestination = aSource.Right( aSource.Length() -

                ( aSource.Length() - aDestination.MaxLength() ) 

                );

        }

    else

        {

        aDestination = aSource;

        }

    return rc;

    }

TFormatResult CPhoneNumberFormat::PhoneNumberFormat

    (   TPtrC aNumberToFormat

    ,   TDes& aFormattedString

    )

    {

    TFormatResult rc( EResultOK );

    if( iNumberGrouping )

        {

        TBuf<KLogsPhoneNumberMaxLen> buf;

        rc = DescriptorCopy( aNumberToFormat, buf );  //Src, dest

        AknTextUtils::LanguageSpecificNumberConversion( buf );  

        iNumberGrouping->Set( buf );

        rc = DescriptorCopy( iNumberGrouping->FormattedNumber(),

                             aFormattedString);

        }

    else

        {

        rc = DescriptorCopy( aNumberToFormat, aFormattedString );  //Src, dest

        AknTextUtils::LanguageSpecificNumberConversion( aFormattedString ); 

        }

    return rc; 

    }

TFormatResult CPhoneNumberFormat::PhoneNumberFormat

    (   TPtrC aNumberToFormat

    ,   TDes& aFormattedString

    ,   const CFont* aFont

    ,   TInt aPixelWidth

    )

    {

    TFormatResult rc = PhoneNumberFormat( aNumberToFormat, aFormattedString );

    if( AknTextUtils::ClipToFit

                        (   aFormattedString

                        ,   *aFont

                        ,   aPixelWidth

                        ,   AknTextUtils::EClipFromBeginning ) )

        {

        rc = EResultClipped;

        }

    return rc;

    }

TFormatResult CPhoneNumberFormat::PhoneNumberFormat

    (   TPtrC aNumberToFormat

    ,   TDes& aFormattedString

    ,   AknTextUtils::TClipDirection aClipDirection

    ,   CEikFormattedCellListBox *aListBox

    ,   TInt aItemIndex

    ,   TInt aSubCellNumber

    )

    {

    TFormatResult rc = PhoneNumberFormat( aNumberToFormat, aFormattedString );

    if( AknTextUtils::ClipToFit

                        (   aFormattedString

                        ,   aClipDirection

                        ,   aListBox

                        ,   aItemIndex

                        ,   aSubCellNumber

                        ) )

        {

        rc = EResultClipped;

        }

    return rc;

    }

TFormatResult CPhoneNumberFormat::PhoneNumberFormat

    (   TPtrC aNumberToFormat

    ,   TDes& aFormattedString

    ,   AknTextUtils::TClipDirection aClipDirection

    ,   CEikColumnListBox *aListBox

    ,   TInt aItemIndex

    ,   TInt aColumnNumber

    )

    {

    TFormatResult rc = PhoneNumberFormat( aNumberToFormat, aFormattedString );

    if( AknTextUtils::ClipToFit

                        (   aFormattedString

                        ,   aClipDirection

                        ,   aListBox

                        ,   aItemIndex

                        ,   aColumnNumber

                        ) )

        {

        rc = EResultClipped;

        }

    return rc;

    }

TInt CPhoneNumberFormat::IsDtmf( TChar aChar )

    {

    return aChar == KDTMF1 || aChar == KDTMF2 || aChar == KDTMF3 || aChar == KDTMF4;

    }

TInt CPhoneNumberFormat::IsSS( TChar aChar )

    {

    return aChar == KSS1 || aChar == KSS2;

    }

TInt CPhoneNumberFormat::DTMFStrip(

                    TPtrC aNumberToFormat,

                    TDes& aFormattedString )

    {

  //  __ASSERT_DEBUG( aFormattedString.MaxLength() >= aNumberToFormat.Length(), User::Panic(KPanic, KErrCorrupt));

    TInt start = 0;

    if ( aFormattedString.MaxLength() < aNumberToFormat.Length() )

        {

        start = aNumberToFormat.Length() - aFormattedString.MaxLength();

        }

    aFormattedString.Zero();

    TBool ss(EFalse);

    TBool dtmf(EFalse);

    TChar prevChar(' ');

    for( TInt i = start ; i < aNumberToFormat.Length() && !dtmf ;  i ++ )

        {

        dtmf = IsDtmf( aNumberToFormat[i] );

        if( IsSS( aNumberToFormat[i] ) && !IsSS(prevChar) )

            {

            ss ? ss = EFalse: ss = ETrue;

            }

        if( !dtmf && !ss && !IsSS(aNumberToFormat[i]))

            {

            aFormattedString.Append(aNumberToFormat[i] );

            }

        prevChar = aNumberToFormat[i];

        }

    if( aFormattedString.Length() == 0 && (dtmf || ss) )

        { // fallback, full string shown since invalid phone number.

        aFormattedString = aNumberToFormat;

        return KErrArgument;

        }

    return KErrNone;

    }

//  End of File