/*

* Copyright (c) 2005 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:  

*

*/

#include "mcestateterminating.h"

#include "mcesipsession.h"

#include "mceactionset.h"

#include "mcefcactionset.h"

#include "mceclientserver.h"

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

// CMceStateTerminating::CMceStateTerminating

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

//

CMceStateTerminating::CMceStateTerminating ()

    : CMceState( KMceStateTerminating )

	{

	}

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

// CMceStateTerminating::~CMceStateTerminating

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

//

CMceStateTerminating::~CMceStateTerminating()

	{

	}

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

// CMceStateTerminating::DoAcceptL

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

//

TBool CMceStateTerminating::DoAcceptL( TMceStateTransitionEvent& aEvent )

	{

    // EMceBye event can be received in terminating state 

    // when both MO and MT side terminate the session at the same time

    User::LeaveIfError( 	                 

       aEvent.Code() == EMceAck  ||

       aEvent.Code() == EMceResponse  ||

       aEvent.Code() == EMceErrorResponse ||

       aEvent.Code() == EMceProvisionalResponse ||

       aEvent.Code() == EMceMediaSessionStopped ||

       aEvent.Code() == EMceBye ||

       IsExtensionRequestEvent( aEvent )

       ? KErrNone : KErrTotalLossOfPrecision );

    //ignore EMceMediaSessionStopped

    //and final responses other than response to BYE

    TBool ignore = aEvent.Code() == EMceMediaSessionStopped ||

                   aEvent.Code() == EMceAck ||

                   ( aEvent.Code() != EMceBye &&

                     !MceSip::IsResponseTo( aEvent.Session().Response(), 

                        SIPStrings::StringF( SipStrConsts::EBye )) );

	return !ignore;	

	}

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

// CMceStateTerminating::EntryL

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

//

void CMceStateTerminating::EntryL( TMceStateTransitionEvent& aEvent )

	{

	if ( IsExtensionRequestEvent( aEvent ))

		{

		HandleExtensionRequestEventL( aEvent );	

		}

	// when bye event is received, send the 200 ok for bye.

	else if ( aEvent.Code() == EMceBye )

    	{

        EntryByeL( aEvent );	    

    	}

	}

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

// CMceStateTerminating::EntryByeL

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

//

void CMceStateTerminating::EntryByeL( TMceStateTransitionEvent& aEvent )

    {

	CMceSipSession& session = aEvent.Session();

    //send 200OK and stop media and FC

    session.Actions().Send200OKL( session.Request() );

    session.Actions().StopMedia();

    session.FCActions().ReleaseFC();

    }

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

// CMceStateTerminating::ExitL

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

//

void CMceStateTerminating::ExitL( TMceStateTransitionEvent& aEvent )

	{

	if ( IsExtensionRequestEvent( aEvent ))

		{

		//Do Nothing;

		}

	else

		{

		CMceSipSession& session = aEvent.Session();

	    session.Actions().StateChanged( KMceStateTerminated );

	    if ( aEvent.Code() == EMceBye )

	        {

	        session.Actions().ClientStateChangedL( CMceSession::ETerminated, session.Request() );

	        }

	    else

	        {

	        session.Actions().ClientStateChangedL( CMceSession::ETerminated, session.Response() );

	        }

		}

	}

// End of File