/*

* 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:   CNcdEntityRefParser implementation

*

*/

#include "ncd_parser_pp_embeddeddata.h"

#include "ncd_parser_pp_dataentity.h"

#include "ncd_parser_cp_query.h"

#include "ncd_pp_dataentity.h"

#include "ncdunknownparser.h"

#include "ncdprotocolwords.h"

#include "ncdprotocolutils.h"

#include "ncdparserobserver.h"

#include "catalogsdebug.h"

#include "ncd_parser_pp_datablocks.h"

CNcdPreminetProtocolEmbeddedDataParser* 

CNcdPreminetProtocolEmbeddedDataParser::NewL( 

    MNcdParserObserverBundle& aObservers,

    MNcdSubParserObserver& aSubParserObserver,

    TInt aDepth,

    const Xml::RTagInfo& aElement,

    const Xml::RAttributeArray& aAttributes,

    const TDesC& aNamespace )

    {

    CNcdPreminetProtocolEmbeddedDataParser* self 

        = new(ELeave) CNcdPreminetProtocolEmbeddedDataParser( 

            aObservers, aSubParserObserver, aDepth );

    CleanupStack::PushL( self );

    self->ConstructL( aElement, aAttributes, aNamespace );

    CleanupStack::Pop( self );

    return self;

    }

CNcdPreminetProtocolEmbeddedDataParser::CNcdPreminetProtocolEmbeddedDataParser( 

    MNcdParserObserverBundle& aObservers,

    MNcdSubParserObserver& aSubParserObserver,

    TInt aDepth )

    : CNcdSubParser( aObservers, aSubParserObserver, aDepth )

    {

    }

CNcdPreminetProtocolEmbeddedDataParser::~CNcdPreminetProtocolEmbeddedDataParser()

    {

    delete iNamespace;

    }

void CNcdPreminetProtocolEmbeddedDataParser::ConstructL( 

    const Xml::RTagInfo& aElement,

    const Xml::RAttributeArray& /*aAttributes*/,

    const TDesC& aNamespace )

    {

    CNcdSubParser::ConstructL( aElement );

    DLTRACEIN(("depth=%d tag=%S",iDepth,iTag));

    DLINFO((_L("namespace=%S"),&aNamespace));

    NcdProtocolUtils::AssignDesL( iNamespace, aNamespace );

    }

void CNcdPreminetProtocolEmbeddedDataParser::OnStartElementL( 

    const Xml::RTagInfo& aElement, 

    const Xml::RAttributeArray& aAttributes, 

    TInt aErrorCode) 

    {

    CNcdSubParser::OnStartElementL(aElement, aAttributes, aErrorCode);

    TPtrC8 tag( aElement.LocalName().DesC() );

    if( iSubParser == 0 )

        {

        DLTRACEIN(("embeddedData start tag=%S error=%d depth=%d",

                   &aElement.LocalName().DesC(), aErrorCode, iDepth));

        if( tag == KTagEntities || tag == KTagQueries || 

            tag == KTagActivities || tag == KTagEmbeddedSession )

            {

            // these are handled in this same parser

            }

        else if( tag == KTagDataEntity || tag == KTagActionEntity )

            {

            iSubParser = CNcdPreminetProtocolDataEntityParser::NewL( 

                *iObservers, *this, iDepth+1, aElement, aAttributes,

                *iNamespace );

            }

        else if( tag == KTagQuery )

            {

            iSubParser = CNcdConfigurationProtocolQueryParser::NewL( 

                *iObservers, *this, iDepth+1, aElement, aAttributes );

            }

        else if( tag == KTagDataBlocks )

            {

            iSubParser = CNcdPreminetProtocolDataBlocksParser::NewL( 

                *iObservers, *this, iDepth+1, aElement, aAttributes );

            }

        else

            {

            iSubParser = CNcdUnknownParser::NewL( 

                *iObservers, *this, iDepth+1, aElement, aAttributes );

            }

        }

    else

        {

        iSubParser->OnStartElementL( aElement, aAttributes, aErrorCode );

        }

    }

void CNcdPreminetProtocolEmbeddedDataParser::OnEndElementL(

    const Xml::RTagInfo& aElement, TInt aErrorCode) 

    {

    DLTRACEIN((""));

    if( iSubParser == 0 && iTag && *iTag == aElement.LocalName().DesC() )

        {

        DLTRACE(("end tag=%S",&aElement.LocalName().DesC()));

        // Should store finished entity, or let the parent do it with some function?

        iSubParserObserver->SubParserFinishedL( 

            aElement.LocalName().DesC(), aErrorCode );

        }

    else if( iSubParser )

        {

        iSubParser->OnEndElementL( aElement, aErrorCode );

        }

    else

        {

        DLWARNING(("end tag ignored, tag=%S",&aElement.LocalName().DesC()));

        }

    }

void CNcdPreminetProtocolEmbeddedDataParser::SubParserFinishedL( 

    const TDesC8& aTag, TInt /*aErrorCode*/ )

    {

    DLTRACEIN(("tag=%S subparser=%X",&aTag,iSubParser));

    (void) aTag; // suppresses compiler warning

    // : child entity has been finished. store it as a 

    // a childen to the node this parser is parsing.

    // Needs nodemanager.

    if( iSubParser->Tag() == KTagDataEntity || iSubParser->Tag() == KTagActionEntity )

        {

        // A subentity is now ready. Report it.

        if( iObservers->EntityObserver())

            {

            MNcdPreminetProtocolDataEntity* dataEntity =

                static_cast<CNcdPreminetProtocolDataEntityParser*>

                ( iSubParser )->DataEntity();

            DLINFO(("subparser dataEntity=%X type=%d",dataEntity,dataEntity->Type()));

            if ( dataEntity && dataEntity->Type() == EItemEntity ) 

                {

                DLINFO(("sending itemData"));

                iObservers->EntityObserver()->ItemDataL(dataEntity);

                }

            else if (dataEntity &&  dataEntity->Type() == EFolderEntity) 

                {

                DLINFO(("sending folderData"));

                iObservers->EntityObserver()->FolderDataL(dataEntity);

                }

            }

        }

    else if( iSubParser->Tag() == KTagDataBlocks )

        {        

        if( iObservers->DataBlocksObserver())

            {

            CArrayPtr<MNcdPreminetProtocolDataBlock>* dataBlocks =

                static_cast<CNcdPreminetProtocolDataBlocksParser*>

                ( iSubParser )->DataBlocks();

            if( dataBlocks )

                {

                iObservers->DataBlocksObserver()->DataBlocksL( dataBlocks );

                }

            }

        }

    else if( iSubParser->Tag() == KTagQuery )

        {        

        if( iObservers->QueryObserver() )

            {            

            MNcdConfigurationProtocolQuery* query =

                static_cast<CNcdConfigurationProtocolQueryParser*>

                ( iSubParser )->Query();

            if( query )

                {

                iObservers->QueryObserver()->QueryL(query);

                }

            }

        }

    delete iSubParser;

    iSubParser = 0;

    }

void CNcdPreminetProtocolEmbeddedDataParser::OnContentL(

    const TDesC8& aBytes, TInt aErrorCode)

    { 

    if( iSubParser )

        {

        iSubParser->OnContentL( aBytes, aErrorCode );

        }

    }