// Copyright (c) 2006-2009 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 CBackupRegistrationParser

// 

//

/**

 @file

*/

#include "sbeparserproxy.h"

// System includes

#include <charconv.h>

// User includes

#include "sbeparserdefs.h"

#include "sblog.h"

namespace conn

	{

	CSBEParserProxy::CSBEParserProxy( RFs& aFsSession )

        : iFsSession( aFsSession )

	/** Standard C++ constructor

	@param aSID secure id of data owner

	@param apDataOwnerManager data owner manager to access resources

	*/

		{

		}

	CSBEParserProxy::~CSBEParserProxy()

	/** Standard C++ destructor

	*/

		{

		delete iConverter;

		delete iParser;

		}

	void CSBEParserProxy::ConstructL()

	/** Symbian 2nd stage constructor */

		{

		iParser = CParser::NewL(KMimeType, *this);

		// We only convert from UTF-8 to UTF-16

		iConverter = CCnvCharacterSetConverter::NewL();

		if  ( iConverter->PrepareToConvertToOrFromL( KCharacterSetIdentifierUtf8, iFsSession ) == CCnvCharacterSetConverter::ENotAvailable )

			{

			User::Leave(KErrNotFound);

			}

		}

	CSBEParserProxy* CSBEParserProxy::NewL( RFs& aFsSession )

	/** Symbian OS static constructor

	@param aSID secure id of data owner

	@param apDataOwnerManager data owner manager to access resources

	@return a CBackupRegistrationParser object

	*/

		{

		CSBEParserProxy* self = new(ELeave) CSBEParserProxy( aFsSession );

		CleanupStack::PushL(self);

		self->ConstructL();

		CleanupStack::Pop(self);

		return self;

		}

	void CSBEParserProxy::ParseL( const TDesC& aFileName, MContentHandler& aObserver )

	/** Parsing API */

        {

        // Store transient observer (the entity that we will route callbacks to)

        iTransientParsingError = KErrNone;

        iTransientObserver = &aObserver;

        // Do XML parsing of the specified file. Callbacks will occur to client via the XML

        // callback API.

		Xml::ParseL( *iParser, iFsSession, aFileName );

        // Handle any errors received during callbacks

		User::LeaveIfError( iTransientParsingError );

        }

	TInt CSBEParserProxy::ConvertToUnicodeL( TDes16& aUnicode, const TDesC8& aForeign )

        {

        const TInt error = iConverter->ConvertToUnicode( aUnicode, aForeign, iConverterState );

#ifdef SBE_LOGGING_ENABLED

        if  ( error != KErrNone )

            {

            HBufC* copy = HBufC::NewL( aForeign.Length() * 2 );

            copy->Des().Copy( aForeign );

			__LOG2("CSBEParserProxy::ConvertToUnicode() - error: %d when converting: %S", error, copy );

            delete copy;

            }

#endif

        return error;

        }

	//	

	//  MContentHandler Implementaion //

	//

	/** MContentHandler::OnStartDocumentL()

	*/

	void CSBEParserProxy::OnStartDocumentL(const RDocumentParameters& aDocParam, TInt aErrorCode)

		{

		if (aErrorCode != KErrNone)

			{

			__LOG1("CBackupRegistrationParser::OnStartDocumentL() - error = %d", aErrorCode);

			User::Leave(aErrorCode);

			}

        iTransientObserver->OnStartDocumentL( aDocParam, aErrorCode );

		}

	/** MContentHandler::OnEndDocumentL()

	*/

	void CSBEParserProxy::OnEndDocumentL(TInt aErrorCode)

		{

		if (aErrorCode != KErrNone)

			{

			// just to satifsy UREL compiler

			(void) aErrorCode;

			__LOG1("CBackupRegistrationParser::OnEndDocumentL() - error = %d", aErrorCode);

			}

        iTransientObserver->OnEndDocumentL( aErrorCode );

		}

	/** MContentHandler::OnStartElementL()

	@leave KErrUnknown an unknown element

	*/		

	void CSBEParserProxy::OnStartElementL(const RTagInfo& aElement, const RAttributeArray& aAttributes, TInt aErrorCode)

		{

		if (aErrorCode != KErrNone)

			{

			__LOG1("CBackupRegistrationParser::OnStartElementL() - error = %d", aErrorCode);

			User::LeaveIfError(aErrorCode);

			}

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

		}

	/** MContentHandler::OnEndElementL()

	*/

	void CSBEParserProxy::OnEndElementL(const RTagInfo& aElement, TInt aErrorCode)

		{

		if (aErrorCode != KErrNone)

			{

			__LOG1("CBackupRegistrationParser::OnEndElementL() - error = %d", aErrorCode);

			User::Leave(aErrorCode);

			}

        iTransientObserver->OnEndElementL( aElement, aErrorCode );

		}

	/** MContentHandler::OnContentL()

	*/

	void CSBEParserProxy::OnContentL(const TDesC8& aBytes, TInt aErrorCode)

		{

        iTransientObserver->OnContentL( aBytes, aErrorCode );

		}

	/** MContentHandler::OnStartPrefixMappingL()

	*/

	void CSBEParserProxy::OnStartPrefixMappingL(const RString& aPrefix, const RString& aUri, TInt aErrorCode)

		{

        iTransientObserver->OnStartPrefixMappingL( aPrefix, aUri, aErrorCode );

		}

	/** MContentHandler::OnEndPrefixMappingL()

	*/

	void CSBEParserProxy::OnEndPrefixMappingL(const RString& aPrefix, TInt aErrorCode)

		{

        iTransientObserver->OnEndPrefixMappingL( aPrefix, aErrorCode );

		}

	/** MContentHandler::OnIgnorableWhiteSpaceL()

	*/

	void CSBEParserProxy::OnIgnorableWhiteSpaceL(const TDesC8& aBytes, TInt aErrorCode)

		{

        iTransientObserver->OnIgnorableWhiteSpaceL( aBytes, aErrorCode );

		}

	/** MContentHandler::OnSkippedEntityL()

	*/

	void CSBEParserProxy::OnSkippedEntityL(const RString& aName, TInt aErrorCode)

		{

        iTransientObserver->OnSkippedEntityL( aName, aErrorCode );

		}

	/** MContentHandler::OnProcessingInstructionL()

	*/

	void CSBEParserProxy::OnProcessingInstructionL(const TDesC8& aTarget, const TDesC8& aData, TInt aErrorCode)

		{

        iTransientObserver->OnProcessingInstructionL( aTarget, aData, aErrorCode );

		}

	/** MContentHandler::OnError()

	@leave aErrorCode

	*/

	void CSBEParserProxy::OnError(TInt aErrorCode)

		{

		__LOG1("CBackupRegistrationParser::OnError() - error = %d", aErrorCode);

		iTransientParsingError = aErrorCode;

        iTransientObserver->OnError( aErrorCode );

		}

	/** MContentHandler::OnEndPrefixMappingL()

	*/

	TAny* CSBEParserProxy::GetExtendedInterface(const TInt32 aUid)

		{

        return iTransientObserver->GetExtendedInterface( aUid );

		}

    } // namespace conn