/*

* 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:    Initial state for MT event.

*

*/

// INCLUDE FILES

#include <sipcontenttypeheader.h>

#include <sipdialogassocbase.h>

#include "mceeventsubscribemtidlestate.h"

#include "mcesipeventhelper.h"

#include "mcesip.h"

#include "mceeventslogs.h"

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

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

// CMceEventSubscribeMtIdleState::CMceEventSubscribeMtIdleState

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

// might leave.

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

//

CMceEventSubscribeMtIdleState::CMceEventSubscribeMtIdleState()

    {

    }

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

// CMceEventSubscribeMtIdleState::~CMceEventSubscribeMtIdleState

// Destructor

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

//

CMceEventSubscribeMtIdleState::~CMceEventSubscribeMtIdleState()

    {

    }

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

// CMceEventSubscribeMtIdleState::ProcessSubscribeStateL

// For sending out subscribe, update

// Be noticed that it will be also update, unsubscribe

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

//

void CMceEventSubscribeMtIdleState::HandleL( CMceComEvent& /*aEvent*/ )

    {

    User::Leave( KMceEventStateError );

    }

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

// CMceEventSubscribeMtIdleState::HandleReceiveRequestL

// Ápply concrete state.

// Be noticed that it is receiving notify and subscribe in the terminated state

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

//

void CMceEventSubscribeMtIdleState::HandleReceiveRequestL( 

													CMceComEvent& aEvent )

	{       

	MCEEVENTS_DEBUG("CMceEventSubscribeMtIdleState::HandleReceiveRequestL, Entry");

	User::LeaveIfError( aEvent.SIPEvent().Dialog() ? 

	    KErrNone : KMceEventStateError );

	CSIPServerTransaction& serverTran = aEvent.SIPEvent().Request();

	CSIPServerTransaction* serverTranCheck = &serverTran;

    User::LeaveIfError( serverTranCheck ? KErrNone : KMceEventStateError );   

    User::LeaveIfError( serverTran.RequestElements() ?

         KErrNone : KMceEventStateError );

    const CSIPMessageElements& msgElem = 

        serverTran.RequestElements()->MessageElements();

	CDesC8Array* headers = MceSip::UserHeadersToTextArrayL( 

	                                serverTran, 

	                                aEvent.SIPEvent().Dialog()->Dialog() );

	CleanupStack::PushL( headers );

	HBufC8* contenttype= NULL;

	if( msgElem.ContentType() )

		{

		contenttype = msgElem.ContentType()->ToTextValueL();	

		}

	CleanupStack::PushL( contenttype );

	HBufC8* content = msgElem.Content().AllocLC();

	aEvent.SIPEvent().IncomingSubscribeL( headers,

                					      contenttype,

									      content );

	CleanupStack::Pop( content ); 

	CleanupStack::Pop( contenttype ); 

	CleanupStack::Pop( headers );

	CSIPResponseElements* response = 

	    MCESIPEventHelper::SubscribeRequestReceivedLC( aEvent, msgElem );	

	if ( response->StatusCode() == KMceSipOK )

		{

		TBool terminated = EFalse;

        MCESIPEventHelper::HandleExpireHeaderL( msgElem,terminated );

        if ( terminated )

            {

            //send 200 OK, and turn to Terminated

            //SendResponse

            serverTran.SendResponseL( response );

            CleanupStack::Pop( response ); 

            aEvent.EventContext().SetCurrentStateL( 

                                            aEvent, 

                                            KMceTerminatedEventStateIndex );

            //Tell client state has terminated

            aEvent.SIPEvent().ClientStateChangedL(

            				CMceEvent::ETerminated,

            				EFalse );

            }

        else

            {

            //to Estalishing state

			//delete the response

        	CleanupStack::PopAndDestroy( response ); 

			aEvent.EventContext().SetCurrentStateL( 

                                            aEvent, 

                                            KMceEstablishingEventStateIndex );

            }

		}

	else

		{

		//when the subscribe request is bad, sendresponse

        //state terminated

        serverTran.SendResponseL( response );

        CleanupStack::Pop( response ); 

        User::Leave( KErrArgument );

        //Should inform the subsession to delete the session 

		}

	MCEEVENTS_DEBUG("CMceEventSubscribeMtIdleState::HandleReceiveRequestL, Exit");

    }

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

// CMceEventSubscribeMtIdleState::HandleResponseReceivedL

// Ápply concrete state.

// Be noticed that it will be also update, unsubscribe

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

//	

void CMceEventSubscribeMtIdleState::HandleResponseReceivedL( 

                                                    CMceComEvent& /*aEvent*/ )

	{

	User::Leave( KMceEventStateError );

	}

//  End of File