/*

* 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 "aicugmcnpublisher.h"

#include "ainetworkinfolistener.h"

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

CAiCUGMCNPublisher::CAiCUGMCNPublisher()

    {

    }

void CAiCUGMCNPublisher::ConstructL()

    {

    iListener = CAiNetworkInfoListener::InstanceL();

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

    // Initialize the periodic timer.

    iPeriodic = CPeriodic::NewL( CActive::EPriorityStandard );

    }

CAiCUGMCNPublisher* CAiCUGMCNPublisher::NewL()

    {

    CAiCUGMCNPublisher* self = new( ELeave ) CAiCUGMCNPublisher;

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( );

    //CleanupStack::Pop( self );

    return self;

    }

CAiCUGMCNPublisher::~CAiCUGMCNPublisher()

    {

    if( iPeriodic )

            {

            iPeriodic->Cancel();

            delete iPeriodic;

            }

    if( iListener )

            {

            iListener->RemoveObserver( *this );

            iListener->Release();

            }

    //Cancel listenning CUG changes.

    iSSSettings.CancelAll( *this );

    iSSSettings.Close();

    delete iCUG;

    delete iMCN;

    }

TInt CAiCUGMCNPublisher::PeriodicTimerCallBack(TAny* aAny)

	{

	CAiCUGMCNPublisher* self = static_cast<CAiCUGMCNPublisher*>( aAny );

	if( self )

	        {

	        self->DoAnimation();

	        }

	    return KErrNone;

	}

void CAiCUGMCNPublisher::DoAnimation()

	{

	if ( iAnimationDone )

		{

		PublishCUG();

		iPeriodic->Cancel();

		}

	else

		{

		iAnimationDone = ETrue;

		PublishMCN();

		}

	}

void CAiCUGMCNPublisher::ResumeL()

    {

    iListener->AddObserverL( *this );

	//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 CAiCUGMCNPublisher::Subscribe( MAiContentObserver& aObserver, 

                                    MAiPublishPrioritizer& /*aPrioritizer*/,

                                    MAiPublisherBroadcaster& /*aBroadcaster*/ )

    {

    iContentObserver = &aObserver;

    iExtension = &aExtension;

    }

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

    {

	//Get current CUG value and publish it.

    TInt value;

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

        {

        value = ESSSettingsCugDefault;

        }

    UpdateCUGMCNIndicatorL( value );

    }

void CAiCUGMCNPublisher::PhoneSettingChanged( TSSSettingsSetting aSetting, 

											TInt aNewValue )

    {

    if( aSetting == ESSSettingsCug )

        {

        TRAP_IGNORE( UpdateCUGMCNIndicatorL( aNewValue ) );

        }

    }

void CAiCUGMCNPublisher::UpdateCUGMCNIndicatorL( TInt aValue )

    {

	//Check if the CUG is valid...

    if( iSSSettings.IsValueValidCugIndex( aValue ) )

        {

		//...and then read CUG indicator format from resource file and publish 

		// content as a text.

        if (iCUG)

        	{

        	delete iCUG;

        	iCUG = NULL;

        	}

        iCUG = StringLoader::LoadL( 

        						R_ACTIVEIDLE_CUG_INDICATOR_FORMAT, 

        						aValue );

		Animate();

        }

    else

        {            

		//CUG is not valid, call clean.

		if ( iCUG )

			{

			iContentObserver->Clean( *iExtension, 

        					EAiDeviceStatusContentCUGMCNIndicator, 

        					0 );

			iCUG = NULL;

			}

        }

    }

void CAiCUGMCNPublisher::HandleNetworkInfoChange( 

						const MNWMessageObserver::TNWMessages& aMessage, 

						const TNWInfo& aInfo,

						const TBool /*aShowOpInd*/ )

    {

	//If MSN message was received, publish it.

    if ( aMessage == MNWMessageObserver::ENWMessageCurrentCellInfoMessage )

        {

        if ( aInfo.iMCNIndicatorType == ENWMCNIndicatorTypeActive )

            {

            TPtrC msg = aInfo.iMCNName;

            if (iMCN)

            	{

            	delete iMCN;

            	iMCN = NULL;

            	}

            TRAP_IGNORE(iMCN = msg.AllocL());

			Animate();

            }

        else if ( aInfo.iMCNIndicatorType == ENWMCNIndicatorTypeNone )

            {

			if ( iMCN )

				{

				//MCN is not valid, call clean.

				iContentObserver->Clean( *iExtension, 

								EAiDeviceStatusContentCUGMCNIndicator,

			            		0 );

				iMCN = NULL;

				}

            }

        }

    }

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

	{

    if( ( aContentId == EAiDeviceStatusContentCUGMCNIndicator ) 

    		|| ( aContentId == EAiDeviceStatusContentNetworkIdentity ) )

        {

   	    RefreshL( aClean );

   	    return ETrue;

    	}

    return EFalse;

	}

void CAiCUGMCNPublisher::Animate()

	{

	if ( iCUG && iMCN )

		{

		if ( !iPeriodic->IsActive() )

			{

			iAnimationDone = EFalse;

			PublishCUG();

			iPeriodic->Start( KAnimDelay, KAnimDelay, TCallBack( PeriodicTimerCallBack, this ) );

			}

		}

	else

		{

		if ( iCUG )

			{

			PublishCUG();

			}

		else if ( iMCN )

			{

			PublishMCN();

			}

		}

	}

void CAiCUGMCNPublisher::PublishCUG()

	{

	iContentObserver->Publish( *iExtension, 

			        	EAiDeviceStatusContentCUGMCNIndicator, 

			        	*iCUG, 

			        	0 );

	}

void CAiCUGMCNPublisher::PublishMCN()

	{

	iContentObserver->Publish( *iExtension, 

						EAiDeviceStatusContentCUGMCNIndicator, 

		            	*iMCN, 

		            	0 );

	}