/*

* Copyright (c) 2005-2006 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:  Closed user group (CUG) publisher.

*

*/

#include <aidevstaplgres.rsg>

#include <StringLoader.h>

#include "aicugpublisher.h"

#include "aicontentobserver.h"

#include "ainetworkinfolistener.h"

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

CAiCUGPublisher::CAiCUGPublisher()

    {

    }

void CAiCUGPublisher::ConstructL()

    {

    User::LeaveIfError( iSSSettings.Open() );    

    }

CAiCUGPublisher* CAiCUGPublisher::NewL()

    {

    CAiCUGPublisher* self = new( ELeave ) CAiCUGPublisher;

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

CAiCUGPublisher::~CAiCUGPublisher()

    {

    //Cancel listenning CUG changes.

    iSSSettings.CancelAll( *this );

    iSSSettings.Close();

    delete iCugText;

    }

void CAiCUGPublisher::ResumeL()

    {

	//Start listening CUG changes.

    TInt err = iSSSettings.Register( ESSSettingsCug, *this );

    if( err == KErrNotSupported ||

        err == KErrAlreadyExists  )

        {

        //CUG not supported, or already registered

        err = KErrNone;

        }

    User::LeaveIfError( err );

    }

void CAiCUGPublisher::Subscribe( MAiContentObserver& aObserver, 

							        MAiPropertyExtension& aExtension,

                                    MAiPublishPrioritizer& /*aPrioritizer*/,

                                    MAiPublisherBroadcaster& /*aBroadcaster*/ )

    {

    iContentObserver = &aObserver;

    iExtension = &aExtension;

    }

void CAiCUGPublisher::RefreshL( TBool /*aClean*/ )

    {

	//Get current CUG value and publish it.

    TInt value;

    if ( iSSSettings.Get( ESSSettingsCug, value ) != KErrNone )

        {

        value = ESSSettingsCugDefault;

        }

    UpdateCUGIndicatorL( value );

    }

void CAiCUGPublisher::PhoneSettingChanged( TSSSettingsSetting aSetting, 

											TInt aNewValue )

    {

    if( aSetting == ESSSettingsCug )

        {

        TRAP_IGNORE( UpdateCUGIndicatorL( aNewValue ) );

        }

    }

void CAiCUGPublisher::UpdateCUGIndicatorL( TInt aValue )

    {

	//Check if the CUG is valid

    if( iSSSettings.IsValueValidCugIndex( aValue ) )

        {

        // Information already current, no need to update text

        if ( iCugValue != aValue )

            {

            iCugValue = aValue;

            delete iCugText;

            iCugText = NULL;

            // Read CUG indicator format from resource file and publish 

            // content as a text.

            iCugText = StringLoader::LoadL( 

                                    R_ACTIVEIDLE_CUG_INDICATOR_FORMAT, 

                                    aValue );

            }

        if ( iCugText )

            {

            iContentObserver->Publish( *iExtension, 

                                EAiDeviceStatusContentCUGIndicator, 

                                *iCugText, 

                                0 );            

            } 

        else

            {           

            iContentObserver->Clean( *iExtension, 

                                EAiDeviceStatusContentCUGIndicator, 

                                0 );            

            }

        }

    else

        {            

		//CUG is not valid, call clean.

        iContentObserver->Clean( *iExtension, 

        					EAiDeviceStatusContentCUGIndicator, 

        					0 );

        }

    }

TBool CAiCUGPublisher::RefreshL( TInt aContentId, TBool aClean )

	{

    if( aContentId == EAiDeviceStatusContentCUGIndicator )

        {

   	    RefreshL( aClean );

   	    return ETrue;

    	}

    return EFalse;

	}