/*

* Copyright (c) 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: implementation of COperationSubscribeOwnPresence

 *

*/

#include <ximpprotocolconnection.h>

#include <protocolpresencepublishing.h>

#include <protocolpresencefeatures.h>

#include "operationsubscribeownpresence.h"

#include "presenceinfofilterimp.h"

#include "ximpobjecthelpers.h"

#include "documentutils.h"

#include "presencedatacacheimp.h"

#include "ximppanics.h"

#include "operationsynthesisesubscriptionevent.h"

#include "ximphost.h"

#include "ximpstatusimp.h"

#include "ximppsccontextimp.h"

#include "protocolpresencedatahostimp.h"

#include "ximptrace.h"

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

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

// COperationSubscribeOwnPresence::COperationSubscribeOwnPresence()

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

//

EXPORT_C COperationSubscribeOwnPresence::COperationSubscribeOwnPresence()

    {

    }

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

// COperationSubscribeOwnPresence::~COperationSubscribeOwnPresence()

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

//

COperationSubscribeOwnPresence::~COperationSubscribeOwnPresence()

    {

    delete iPif;

    delete iMergedPif;

    if( iOwnPresence )

        {

        iOwnPresence->Close();

        }    

    }

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

// COperationSubscribeOwnPresence::ConstructL()

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

//

void COperationSubscribeOwnPresence::ConstructL( const TDesC8& aParamPck )

    {

    iPif = CPresenceInfoFilterImp::NewL();

    TXIMPObjectPacker< CPresenceInfoFilterImp >::UnPackL( *iPif,

            aParamPck );

    }

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

// COperationSubscribeOwnPresence::ProcessL()

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

//

void COperationSubscribeOwnPresence::ProcessL()

    {

    TRACE(_L("COperationSubscribeOwnPresence::ProcessL()" ) );

    CXIMPOperationBase::ProcessL();

    COwnPresenceSubscriptionItem& ownPresence = 

        iMyHost->PresenceDataAccess().PresenceDataCache().OwnPresenceSubscriptionItemLC();

    CleanupStack::Pop(); // ownPresence    

    iOwnPresence = &ownPresence;

    iSubscriptionStatus = iOwnPresence->SubscriptionStatus( iContext );

    MProtocolPresencePublishing& publishing = iMyHost->GetConnection().ProtocolPresenceFeatures().PresencePublishing();

    switch( iSubscriptionStatus )

        {

        case COwnPresenceSubscriptionItem::ENotSubscribedAtAll:

            {

            // Do subscribe

            iMergedPif = TXIMPObjectCloner< CPresenceInfoFilterImp >::CloneL( *iPif );

            publishing.DoSubscribeOwnPresenceL( *iMergedPif, iReqId );

            break;

            }

        case COwnPresenceSubscriptionItem::ESubscribedForOtherCtxOnly:

            {

            // Check aggregate and if needed.. update subscription

            iMergedPif = DocumentUtils::InfoFilterUnionL( iOwnPresence->SubscriptionPif(), *iPif );

            if( iMergedPif->Contains( *iPif ) )

                {

                publishing.DoUpdateOwnPresenceSubscriptionPifL( *iMergedPif, iReqId );

                }

            else

                {

                iMyHost->FakeCompleteRequest( iReqId, KErrNone );

                }

            break;

            }

        case COwnPresenceSubscriptionItem::ESubscribedForCtxOnly:

        case COwnPresenceSubscriptionItem::ESubscribedForCtxAndOthers:

            {

            CPresenceInfoFilterImp* oldPif = 

                    iContext->PresenceInfoFilter( MXIMPPscContext::EOwnPresenceFilter );

            CPresenceInfoFilterImp& oldMergedPif = iOwnPresence->SubscriptionPif();

            TBool fake = ETrue;

            TBool makeUnion( EFalse );

            if( !oldPif )

                {

                TRACE(_L("COperationSubscribeOwnPresence::ProcessL() no old pif" ) );

                makeUnion = ETrue;

                }

            else if ( *oldPif != *iPif ) 

                {

                makeUnion = ETrue;

                }

            if( makeUnion )

                {

                iDoNotForce = ETrue;

                CPresenceInfoFilterImp* withoutPif = 

                            iOwnPresence->CollectSubscriptionPifWithoutCtxL( iContext );

                CleanupStack::PushL( withoutPif );

                iMergedPif = DocumentUtils::InfoFilterUnionL( *withoutPif, *iPif );

                CleanupStack::PopAndDestroy( withoutPif );

                if( iMergedPif->Contains( oldMergedPif ) )

                    {

                    fake = EFalse;

                    publishing.DoUpdateOwnPresenceSubscriptionPifL( *iMergedPif, iReqId );

                    }

                }

            else

                {

                iMergedPif = TXIMPObjectCloner< CPresenceInfoFilterImp >::CloneL( oldMergedPif );

                }

            if( fake )

                {

                iMyHost->FakeCompleteRequest( iReqId, KErrNone );

                }

            break;

            }

        XIMP_DEFAULT_CASE_UNSUPPORTED( NXIMPPrivPanic::EInvalidSubscriptionStatus );

        }

    }

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

// COperationSubscribeOwnPresence::RequestCompleted()

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

//

void COperationSubscribeOwnPresence::RequestCompletedL()

    {

    TRACE(_L("COperationSubscribeOwnPresence::RequestCompletedL()" ) );

    CXIMPOperationBase::RequestCompletedL();

    if( iStatusObj->ResultCode() == KErrNone )

        {

        iContext->SetPresenceInfoFilterL( MXIMPPscContext::EOwnPresenceFilter,

                iPif, NULL );

        iPif = NULL;

        iOwnPresence->SetSubscriptionPif( iMergedPif );

        iMergedPif = NULL;

        switch( iSubscriptionStatus )

            {

            case COwnPresenceSubscriptionItem::ENotSubscribedAtAll:

            case COwnPresenceSubscriptionItem::ESubscribedForOtherCtxOnly:

                {

                iOwnPresence->AddSubscriberL( iContext );

                break;

                }

            case COwnPresenceSubscriptionItem::ESubscribedForCtxOnly:

            case COwnPresenceSubscriptionItem::ESubscribedForCtxAndOthers:

                {

                break;

                }

            XIMP_DEFAULT_CASE_UNSUPPORTED( NXIMPPrivPanic::EInvalidSubscriptionStatus );

            }

        SynthesiseEventL();

        }     

    }

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

// COperationSubscribeOwnPresence::Type()

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

//

TInt 

    COperationSubscribeOwnPresence::Type() const

    {

    return NPresenceOps::EPrSubscribeOwnPresence;

    }

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

// COperationSubscribeOwnPresence::SynthesiseEventL()

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

//

void COperationSubscribeOwnPresence::SynthesiseEventL()

    {

    TBool force = 

    ( iSubscriptionStatus == COwnPresenceSubscriptionItem::ESubscribedForCtxOnly ||

      iSubscriptionStatus == COwnPresenceSubscriptionItem::ESubscribedForCtxAndOthers ) ? ETrue : EFalse;

    COperationSynthesiseSubscriptionEvent* synthOp = 

            new ( ELeave ) COperationSynthesiseSubscriptionEvent( 

                             COperationSynthesiseSubscriptionEvent::EOwnPresence, force && !iDoNotForce );

    CleanupStack::PushL( synthOp );

    synthOp->BaseConstructL( TXIMPRequestId(), iContext );        

    iMyHost->AddNewOperationL( *synthOp );

    CleanupStack::Pop( synthOp );    

    }

// End of file