/*

* Copyright (c) 2002-2009 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 CNWMessageHandler

*

*/

// INCLUDE FILES

#include    "NWHandlingEngine.h"

#include    "CNWMessageHandler.h"

#include    "CNWNetworkCurrentNetworkMonitor.h"

#include    "CNWNetworkRegistrationStatusMonitor.h"

#include    "CNWProgrammableOperatorNameCommand.h"

#include    "CNWServiceProviderNameCommand.h"

#include    "CNWNetworkModeMonitor.h"

#include    "CNWNetworkProviderNameCommand.h"

#include    "CNWSubscriberIdCommand.h"

#include    "NWLogger.h"

#ifdef RD_PHONE_NG

#include    "cnwnetworkselectionsettingmonitor.h"

#endif // RD_PHONE_NG

// CONSTANTS

const TInt KNWNetworkMonitorCurrent = 0;

const TInt KNWNetworkMonitorMode = 1;

const TInt KNWNetworkMonitorRegistration = 2;

#ifdef RD_PHONE_NG

const TInt KNWNetworkMonitorSettingSelection = 3;

#endif // RD_PHONE_NG

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

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

// CNWMessageHandler::CNWMessageHandler

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

// might leave.

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

//

EXPORT_C CNWMessageHandler::CNWMessageHandler( 

        CNWSession& aNetworkData,

        MNWMessageObserver& aMessageObserver,

        TNWInfo& aNWInfo )

        : iNetworkData( aNetworkData ),

          iMessageObserver( aMessageObserver ),

          iNetworkInfo( aNWInfo )

    {

    NWLOGSTRING( KNWOBJECT,

        "NW: CNWMessageHandler::CNWMessageHandler() Begin" );

    // initialise current network info

    iNetworkInfo.iRegistrationStatus = ENWRegistrationUnknown;

    iNetworkInfo.iNetworkMode = ENWModeUnknown;

    iNetworkInfo.iStatus = ENWStatusUnknown;

    iNetworkInfo.iCountryCode = KNullDesC;

    iNetworkInfo.iNetworkId = KNullDesC;

    iNetworkInfo.iDisplayTag = KNullDesC;

    iNetworkInfo.iShortName = KNullDesC;

    iNetworkInfo.iLongName = KNullDesC;

    iNetworkInfo.iViagIndicatorType = ENWViagIndicatorTypeNone;

    iNetworkInfo.iViagTextTag = KNullDesC;

    iNetworkInfo.iMCNIndicatorType = ENWMCNIndicatorTypeNone;

    iNetworkInfo.iMCNName = KNullDesC;

    iNetworkInfo.iSPName = KNullDesC;

    iNetworkInfo.iServiceProviderNameDisplayReq = RMobilePhone::KDisplaySPNNotRequired;

    iNetworkInfo.iNPName = KNullDesC;

    iNetworkInfo.iOperatorNameInfo.iType = RMmCustomAPI::EOperatorNameHighestPriority;

    iNetworkInfo.iOperatorNameInfo.iName = KNullDesC;

    iNetworkInfo.iNoServerMode = ENWNotRegisteredOutOfRange;

    iNetworkInfo.iVoicePrivacyStatus = ENWVoicePrivacyStatusUnknown;

    iNetworkInfo.iPLMNField = KNullDesC;

#ifdef RD_PHONE_NG

    iNetworkInfo.iSelectionSetting = ENWNetworkSelectionUnknown;

#endif // RD_PHONE_NG

    NWLOGSTRING( KNWOBJECT,

        "NW: CNWMessageHandler::CNWMessageHandler() End" );

    }

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

// CNWMessageHandler::BaseConstructL

// Symbian 2nd phase constructor can leave.

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

//

void CNWMessageHandler::BaseConstructL()

    {

    NWLOGSTRING( KNWOBJECT,

        "NW: CNWMessageHandler::BaseConstructL() Begin" );

    // initialise internal network info

    iInterNetworkInfo.iSubscriberId = KNullDesC;

    iInterNetworkInfo.iCellId = 0;

    iInterNetworkInfo.iLac = 0;

    iInterNetworkInfo.iAreaKnown = ETrue;

    //Connect ETel server

    NWLOGSTRING( KNWREQOUT, 

        "NW: CNWMessageHandler::ConstructL > rtelserver::connect" );

    User::LeaveIfError( iServer.Connect( 128 ) );

    // Load ETel TSY module

    NWLOGSTRING( KNWREQOUT,

        "NW: CNWMessageHandler::ConstructL > rtelserver::loadphonemodule" );

    User::LeaveIfError( iServer.LoadPhoneModule( KMmTsyModuleName ) );

    // Set this session to receive detailed errors

    NWLOGSTRING( KNWREQOUT,

        "NW: CNWMessageHandler::ConstructL > rtelserver::\

        setextendederrorgranularity" );

    User::LeaveIfError( iServer.SetExtendedErrorGranularity( 

            RTelServer::EErrorExtended ));

    //This function opens a phone subsession by name, 

    //and starts the modem initialisation process.

    NWLOGSTRING( KNWREQOUT, 

        "NW: CNWMessageHandler::ConstructL > rmobilephone::open" );

    User::LeaveIfError( iPhone.Open( iServer, KMmTsyPhoneName ) );

    //This function opens a phone subsession by name, 

    //and starts the modem initialisation process.

    NWLOGSTRING( KNWREQOUT, 

        "NW: CNWMessageHandler::ConstructL > rmmcustomapi::open" );

    User::LeaveIfError( iCustomAPI.Open( iPhone ) );

    // Create CNWNetworkCurrentNetworkMonitor object 

    // and insert it to monitor container.

    CNWNetworkCurrentNetworkMonitor* tempCurrentNetworkMonitor = 

        CNWNetworkCurrentNetworkMonitor::NewL( *this, 

                                                    iPhone, 

                                                    iNetworkInfo, 

                                                    iCustomAPI, 

                                                    iInterNetworkInfo );

    CleanupStack::PushL( tempCurrentNetworkMonitor );

    User::LeaveIfError( iMonitorContainer.Insert( 

                            tempCurrentNetworkMonitor, 

                            KNWNetworkMonitorCurrent ) );

    CleanupStack::Pop( tempCurrentNetworkMonitor );

    // Create CNWNetworkModeMonitor object and insert it to monitor container.

    CNWNetworkModeMonitor* tempNetworkModeMonitor = 

        CNWNetworkModeMonitor::NewL( *this, iPhone, iNetworkInfo, iCustomAPI );

    CleanupStack::PushL( tempNetworkModeMonitor );

    User::LeaveIfError( iMonitorContainer.Insert( 

                                tempNetworkModeMonitor, 

                                KNWNetworkMonitorMode ) );

    CleanupStack::Pop( tempNetworkModeMonitor );

    // Create CNWNetworkRegistrationStatusMonitor object 

    // and insert it to monitor container.

    CNWNetworkRegistrationStatusMonitor* tempNetworkRegMonitor = 

        CNWNetworkRegistrationStatusMonitor::NewL( 

                *this, iPhone, iNetworkInfo, iCustomAPI );

    CleanupStack::PushL( tempNetworkRegMonitor );

    User::LeaveIfError( iMonitorContainer.Insert( 

                                    tempNetworkRegMonitor, 

                                    KNWNetworkMonitorRegistration ) );

    CleanupStack::Pop( tempNetworkRegMonitor );   

    // Create NetworkProviderName command

    iNetworkProviderNameCommand = CNWNetworkProviderNameCommand::NewL( *this, 

                                                                    iCustomAPI, 

                                                                    iNetworkInfo );

#ifdef RD_PHONE_NG 

    // Create CNWNetworkSelectionSettingMonitor object 

    // and insert it to monitor container.

    CNWNetworkSelectionSettingMonitor* tempNetworkSelectionSettingMonitor = 

        CNWNetworkSelectionSettingMonitor::NewL( 

                *this, iPhone, iNetworkInfo, iCustomAPI );

    CleanupStack::PushL( tempNetworkSelectionSettingMonitor );

    User::LeaveIfError( iMonitorContainer.Insert( 

                                tempNetworkSelectionSettingMonitor, 

                                KNWNetworkMonitorSettingSelection ) );

    CleanupStack::Pop( tempNetworkSelectionSettingMonitor );

#endif    

    // Create SubscriberIdCommand command

    iSubscriberIdCommand = CNWSubscriberIdCommand::NewL( 

            *this, iPhone, iInterNetworkInfo );

    // Create ProgrammableOperatorLogo command

    iProgrammableOperatorNameCommand =

        new ( ELeave ) CNWProgrammableOperatorNameCommand( 

                *this, iCustomAPI, iNetworkInfo );

    // Create ServiceProviderName handler

    iServiceProviderNameCommand =

        new ( ELeave ) CNWServiceProviderNameCommand( 

                *this, iPhone, iNetworkInfo );

    // Start initialising network handling module.

    iMonitorContainer[ KNWNetworkMonitorRegistration ]->Initialise();

    NWLOGSTRING( KNWOBJECT,

        "NW: CNWMessageHandler::BaseConstructL() End" );

    }

// Destructor

EXPORT_C CNWMessageHandler::~CNWMessageHandler()

    {

    NWLOGSTRING( KNWOBJECT,

        "NW: CNWMessageHandler::~CNWMessageHandler() Begin" );

    delete iNetworkProviderNameCommand;

    delete iSubscriberIdCommand;

    delete iServiceProviderNameCommand;

    delete iProgrammableOperatorNameCommand;

    // This deletes all monitors.

    iMonitorContainer.ResetAndDestroy( );

    iCustomAPI.Close();

    iPhone.Close();

    if ( iServer.Handle() )

        {

        iServer.UnloadPhoneModule( KMmTsyModuleName );

        iServer.Close();

        }

    NWLOGSTRING( KNWOBJECT,

        "NW: CNWMessageHandler::~CNWMessageHandler() End" );

    }

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

// CNWMessageHandler::SendMessage

// Reroutes messages to the Client object

// The function controls the starting of the monitors other than registration 

// status monitor.Other monitors are starter when registration status message 

// is received and phone has not been registered.

// (other items were commented in a header).

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

//

EXPORT_C void CNWMessageHandler::SendMessage(

    MNWMessageObserver::TNWMessages aMessage ) // send message

    {

    NWLOGSTRING( KNWMESOUT,

        "NW: CNWMessageHandler::SendMessage() Begin");

    if ( aMessage == MNWMessageObserver::ENWMessageNetworkRegistrationStatusChange )

        {

        if ( !iIsRegistered && iNetworkInfo.iRegistrationStatus != 

                ENWNotRegisteredSearching )

            {

            // Start other monitors only after we are successfully 

            // registered to network.

            NWLOGSTRING( KNWMESOUT,

                "NW: CNWMessageHandler::SendMessage  Start monitors");

            iIsRegistered = ETrue;

#ifdef RD_PHONE_NG 

            iMonitorContainer[ KNWNetworkMonitorSettingSelection ]->Initialise();

#endif // RD_PHONE_NG   

            iMonitorContainer[ KNWNetworkMonitorCurrent ]->Initialise();

            iMonitorContainer[ KNWNetworkMonitorMode ]->Initialise();

            }

        // If terminal is registered to network get serviceprovidername

        // else clean serviceprovidername information.

        if ( iNetworkInfo.iRegistrationStatus == ENWRegisteredOnHomeNetwork ||

             iNetworkInfo.iRegistrationStatus == ENWRegisteredRoaming )

            {

            // Start command querys

            iSubscriberIdCommand->IssueRequest();

            iNetworkProviderNameCommand->IssueRequest();

            iServiceProviderNameCommand->IssueRequest();

            iProgrammableOperatorNameCommand->IssueRequest();

            }

        else

            {

            iNetworkInfo.iSPName = KNullDesC;

            // Invalidate programmable name in TNWInfo

            iMessageObserver.HandleNetworkMessage( 

                MNWMessageObserver::ENWMessageProgrammableOperatorInfoUpdating );

            }

        }

    else if ( aMessage == MNWMessageObserver::ENWMessageNetworkInfoChange )

        {

        if ( iPreviousStatus != iNetworkInfo.iStatus )

            {

            // Invalidate programmable name in TNWInfo

            iMessageObserver.HandleNetworkMessage( 

                MNWMessageObserver::ENWMessageProgrammableOperatorInfoUpdating );

            iPreviousStatus = iNetworkInfo.iStatus;                 

            }

        iProgrammableOperatorNameCommand->IssueRequest();

        }           

    else if ( aMessage == MNWMessageObserver::ENWMessageProgrammableOperatorInfoUpdating  )

        {

        iProgrammableOperatorNameCommand->IssueRequest();

        }

    else if ( aMessage == MNWMessageObserver::ENWMessageNetworkProviderNameUpdating   )

        {

        iNetworkProviderNameCommand->IssueRequest();

        }

    else if ( aMessage == MNWMessageObserver::ENWMessageServiceProviderNameUpdating  )

        {

        iServiceProviderNameCommand->IssueRequest();

        iServiceProviderNameCommand->SetAllowSendMessage( ETrue );

        }

    else if ( aMessage == MNWMessageObserver::ENWMessageServiceProviderNameChange )

        {

        HandleUpdateReadingStatus( ESPNEFRead, ETrue );

        }

    else if ( aMessage == MNWMessageObserver::ENWMessageNetworkProviderNameChange )

        {

        HandleUpdateReadingStatus( ENPNEFRead, ETrue );

        }

    else if ( aMessage == MNWMessageObserver::ENWMessageProgrammableOperatorInfoChange )

        {

        HandleUpdateReadingStatus( EProgEFRead, ETrue );

        }

    else if ( aMessage == MNWMessageObserver::ENWMessageAllowRefresh )

        {

        iServiceProviderNameCommand->SetAllowSendMessage( EFalse );

        }

    #ifdef TEF_LOGGING_ENABLED

        TPtrC messageName = GetNameByMessage( aMessage );

        NWLOGSTRING2( KNWINT, 

            "NW: CNWMessageHandler::SendMessage, messageName=%s",

            messageName.Ptr( ) );

    #endif

    if ( aMessage != MNWMessageObserver::ENWMessageAllowRefresh )

        {

        iMessageObserver.HandleNetworkMessage( aMessage );

        }

    NWLOGSTRING( KNWMESOUT,

        "NW: CNWMessageHandler::SendMessage() End");

    }

#ifdef TEF_LOGGING_ENABLED

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

// CNWMessageHandler::GetNameByMessage

// Return message name, given the id of message.

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

//

TPtrC CNWMessageHandler::GetNameByMessage(

        MNWMessageObserver::TNWMessages aMessage ) const

    {

    switch ( aMessage )

        {

        case MNWMessageObserver::ENWMessageNetworkIndicatorChange:

            return _L("ENWMessageNetworkIndicatorChange");

        case MNWMessageObserver::ENWMessageNetworkInfoChange:

            return _L("ENWMessageNetworkInfoChange");

        case MNWMessageObserver::ENWMessageNetworkModeChange:

            return _L("ENWMessageNetworkModeChange");

        case MNWMessageObserver::ENWMessageNetworkRegistrationStatusChange:

            return _L("ENWMessageNetworkRegistrationStatusChange");

        case MNWMessageObserver::ENWMessageProgrammableOperatorInfoChange:

            return _L("ENWMessageProgrammableOperatorInfoChange");

        case MNWMessageObserver::ENWMessageNetworkProviderNameChange:

            return _L("ENWMessageNetworkProviderNameChange");

        case MNWMessageObserver::ENWMessageServiceProviderNameChange:

            return _L("ENWMessageServiceProviderNameChange");

        case MNWMessageObserver::ENWMessageNetworkCellReselection:

            return _L("ENWMessageNetworkCellReselection");

        case MNWMessageObserver::ENWMessageNetworkConnectionFailure:

            return _L("ENWMessageNetworkConnectionFailure");

        case MNWMessageObserver::ENWMessageCurrentCellInfoMessage:

            return _L("ENWMessageCurrentCellInfoMessage");

        case MNWMessageObserver::ENWMessageCurrentHomeZoneMessage:

            return _L("ENWMessageCurrentHomeZoneMessage");

        case MNWMessageObserver::ENWMessageNetworkEmergencyMode:

            return _L("ENWMessageNetworkEmergencyMode");

        case MNWMessageObserver::ENWMessageVoicePrivacyStatusChange:

            return _L("ENWMessageVoicePrivacyStatusChange");

        case MNWMessageObserver::ENWMessageStartSystemSearchRequestCompleteOk:

            return _L("ENWMessageStartSystemSearchRequestCompleteOk");

        case MNWMessageObserver::ENWMessageStartSystemSearchRequestCompleteFail:

            return _L("ENWMessageStartSystemSearchRequestCompleteFail");

        case MNWMessageObserver::ENWMessageStopProtocolStackRequestCompleteOk:

            return _L("ENWMessageStopProtocolStackRequestCompleteOk");

        case MNWMessageObserver::ENWMessageStopProtocolStackRequestCompleteFail:

            return _L("ENWMessageStopProtocolStackRequestCompleteFail");

        case MNWMessageObserver::ENWMessageProgrammableOperatorInfoUpdating:

            return _L("ENWMessageProgrammableOperatorInfoUpdating"); 

        case MNWMessageObserver::ENWMessageNetworkProviderNameUpdating:

            return _L("ENWMessageNetworkProviderNameUpdating"); 

        case MNWMessageObserver::ENWMessageServiceProviderNameUpdating:

            return _L("ENWMessageServiceProviderNameUpdating"); 

        default:

            NWLOGSTRING2( KNWINT, 

                "NW: CNWMessageHandler::GetNameByMessage, unknown message = %d",

                 static_cast<TInt>( aMessage ) );

            return _L("Unknown message");

        } //lint !e788

    }

#endif  // Help function for logging.

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

// CNWMessageHandler::HandleSubscriberIdChange

// Empty implementation for Handle Subscriber Id Change

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

//

void CNWMessageHandler::HandleSubscriberIdChange()

    {

    NWLOGSTRING( KNWOBJECT,

        "NW: CNWMessageHandler::HandleSubscriberIdChange() Called");

    }

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

// CNWMessageHandler::SendMessage

// Reroutes error messages to the Client object.

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

//

void CNWMessageHandler::SendErrorMessage( 

    MNWMessageObserver::TNWOperation aOperation,

    TInt aErrorCode )

    {

    NWLOGSTRING3( KNWMESOUT,

        "NW: CNWMessageHandler::SendErrorMessage() Begin,\

        aOperation = %d, aErrorCode = %d ",

        aOperation, aErrorCode );

    if ( aOperation == MNWMessageObserver::ENWGetNetworkProviderName )

        {

        HandleUpdateReadingStatus( ENPNEFRead, ETrue );

        }

    else if ( aOperation == MNWMessageObserver:: ENWGetProgrammableOperatorName )

        {

        HandleUpdateReadingStatus( EProgEFRead, ETrue );

        }

    else if ( aOperation == MNWMessageObserver::ENWGetServiceProviderName )

        {

        HandleUpdateReadingStatus( ESPNEFRead, ETrue );

        }

    iMessageObserver.HandleNetworkError( aOperation, aErrorCode );

    NWLOGSTRING( KNWMESOUT,

        "NW: CNWMessageHandler::SendMessage() End");

    }

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

// CNWMessageHandler::HandleUpdateReadingStatus

// Empty implementation for Handle SIM Reading status Change

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

//

void CNWMessageHandler::HandleUpdateReadingStatus(  

        const TNWRead& /*aElementFile*/, TBool /*aReadStatus*/ )

    {

    NWLOGSTRING( KNWOBJECT,

        "NW: CNWMessageHandler::HandleUpdateReadingStatus() Called");

    }

//  End of File