/*

* Copyright (c) 2004-2008 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:  CPEParserPhoneNumberHandler class methods implementation

*

*/

// INCLUDE FILES

#include "cpeclientcallrequestmonitor.h"

#include "cpemessagehandler.h"

#include "cpeparserphonenumberhandler.h"

#include <featmgr.h>

#include <gsmerror.h>

#include <mpecallhandling.h>

#include <mpedatastore.h>

#include <talogger.h>

// CONSTANTS

_LIT( KClirSuppress, "*31#" );

_LIT( KClirInvoke, "#31#" );

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

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

// CPEParserPhoneNumberHandler::CPEParserPhoneNumberHandler

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

// might leave.

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

//

CPEParserPhoneNumberHandler::CPEParserPhoneNumberHandler( 

        CPEMessageHandler& aOwner, 

        MPECallHandling& aCallHandling,

        MPEDataStore& aDataStore

        ) : iOwner( aOwner ), 

            iCallHandling( aCallHandling ),

            iDataStore( aDataStore )

    {

    TEFLOGSTRING( KTAOBJECT, "PE CPEParserPhoneNumberHandler::CPEParserPhoneNumberHandler" )

    }

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

// CPEParserPhoneNumberHandler::ProcessDialToNumberL

// Process dial to number.

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

//

void CPEParserPhoneNumberHandler::ProcessDialToNumberL( 

        const TDesC& aNumber,

        const TDesC& aDtmfPostfix,

        TClir aClir )

    {

    TInt errorCode( ECCPErrorNotFound );

    TPEPhoneNumber phoneNumber;

    TInt callId;

    TEFLOGSTRING3( KTAINT, 

        "PE CPEParserPhoneNumberHandler::ProcessDialToNumberL, number: %S, dtmf postfix: %S", 

        &aNumber, 

        &aDtmfPostfix );

    // Check if phone is locked

    iOwner.CheckIfPhoneIsLockedL();

    if ( aNumber.Length() == 0 )

        {

        User::Leave( ECCPErrorInvalidPhoneNumber );

        }

    if ( aClir == EClirSuppress )

        {

        phoneNumber.Copy( KClirSuppress );

        }

    else if ( aClir == EClirInvoke )

        {

        phoneNumber.Copy( KClirInvoke );

        }

    phoneNumber.Append( aNumber );

    TPECallType processType = iDataStore.CallTypeCommand();

    if( processType != EPECallTypeVideo )

        {

        // TSY not accept phone number that include + or w chartes.

        TPEPhoneNumber postfix = FilterPostfixL( aDtmfPostfix );

        if( postfix.Length() )

            {

            phoneNumber.Append( postfix );

            }

        }

    TEFLOGSTRING2( KTAINT, 

          "PE CPEParserPhoneNumberHandler::ProcessDialToNumberL, phoneNumber: %S"

            , &phoneNumber );

    //Check for Offline mode

    if ( IsPhoneOffline() )

        {

        //Offline mode is active or network registration failed,

        //only emergency calls allowed

        TEFLOGSTRING( KTAERROR, 

            "PE CPEGSMPARSERPHONENUMBERHANDLER::PROCESSDIALTONUMBERL: CURRENTLY IN OFFLINE MODE: EMERGENCY CALLS ONLY! " );

        errorCode = ECCPErrorNotAllowedInOfflineMode;

        }

    else

        {

        switch ( processType )

            { 

            case EPECallTypeUninitialized: // There is no information about call, assume voice call

            case EPECallTypeCSVoice: //Make Dial request

            case EPECallTypeVoIP:

                {

                TBool clientCall = iDataStore.CallOriginCommand() != EPECallOriginPhone;

                errorCode = iCallHandling.DialCall( phoneNumber, callId );

                //PhoneClient originated call

                if( clientCall && ( ECCPErrorNone == errorCode ) )

                    {

                    iOwner.SetClientInformation( callId, phoneNumber );

                    }

                break;

                }

            case EPECallTypeVideo:

                {

                TBool clientCall = iDataStore.CallOriginCommand() != EPECallOriginPhone;

                errorCode = iCallHandling.DialMultimedia( phoneNumber, callId );

                // Note that video call dialing does not return an error code if it fails

                // due to insufficient free memory, so we have to check the call identifier as well.

                if( clientCall

                        && callId != KPECallIdNotUsed

                        && ( ECCPErrorNone == errorCode ) )

                    {

                    iOwner.SetClientInformation( callId, phoneNumber );

                    }

                break;

                }

            default:

                {

                errorCode = ECCPErrorNotFound;

                break;

                }

            } 

        if ( !errorCode )

            {

            //Set Dtmf string to dataStore

            iDataStore.SetDtmfPostFix( aDtmfPostfix, callId );

            }

        }

    iOwner.SetGsmParserErrorCode( errorCode );

    // KErrInUse is returned when we are not allowed to make the call.

    // One of these cases would be where a MO call is alerting and the user

    // tries to dial another number via Dialer

    }

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

// CPEParserPhoneNumberHandler::FilterPostfix

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

// 

TPtrC CPEParserPhoneNumberHandler::FilterPostfixL( TPtrC aPostfix )

    {

    TLex input( aPostfix );

    TInt stripStart = KErrNotFound;

    TInt postfixLength = aPostfix.Length();

    for ( TInt i = 0; i != postfixLength; i ++ )

        {

        TChar ch( input.Peek() );

        if (ch == KDtmfPlus)

            {

            User::Leave ( ECCPErrorInvalidPhoneNumber );

            }

        else if ( ch == KDtmfWait )

            {

            if ( i < stripStart || stripStart == KErrNotFound )

                {

                stripStart = i;

                }

            }

        input.Inc();

        }

    if ( stripStart != KErrNotFound )

        {

        return aPostfix.Left( stripStart );

        }

    else

        {

        return aPostfix;

        }

    }

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

// CPEParserPhoneNumberHandler::IsPhoneOffline

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

// 

TBool CPEParserPhoneNumberHandler::IsPhoneOffline()

    {

    TBool isPhoneOffline( EFalse );

    if( FeatureManager::FeatureSupported( KFeatureIdOfflineMode )

        && ( EFalse == iOwner.IsNetworkConnectionAllowed() ) )

        {

        isPhoneOffline = ETrue;

        }

    TNWNetworkRegistrationStatus networkRegStatus

        = iDataStore.NetworkRegistrationStatus();

    if( ( networkRegStatus == ENWStatusRegistrationUnknown )

        || ( networkRegStatus == ENWStatusNotRegisteredNoService )

        || ( networkRegStatus == ENWStatusNotRegisteredEmergencyOnly )

        || ( networkRegStatus == ENWStatusRegistrationDenied ) )

        {

        isPhoneOffline = ETrue;

        }

    return isPhoneOffline;

    }

//  End of File