// Copyright (c) 2004-2009 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:

// Name          : CSIPSupportedHeader.cpp

// Part of       : SIP Codec

// Version       : SIP/4.0 

//

#include "sipsupportedheader.h"

#include "CSIPTokenizer.h"

#include "sipcodecerr.h"

#include "SIPSyntaxCheck.h"

#include "sipstrings.h"

#include "sipstrconsts.h"

#include "_sipcodecdefs.h"

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

// CSIPSupportedHeader::DecodeL

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

//

EXPORT_C RPointerArray<CSIPSupportedHeader> 

CSIPSupportedHeader::DecodeL (const TDesC8& aValue)

	{

	RPointerArray<CSIPHeaderBase> headers = BaseDecodeL(aValue);

	CSIPHeaderBase::PushLC(&headers);

	RPointerArray<CSIPSupportedHeader> supportedHeaders;

	CleanupClosePushL(supportedHeaders);

	TInt count = headers.Count();

	for (TInt i=0; i<count; i++)

		{

		CSIPSupportedHeader* header = 

			static_cast<CSIPSupportedHeader*>(headers[i]);

		User::LeaveIfError(supportedHeaders.Append(header));

		}

	CleanupStack::Pop(2); // supportedHeaders, headers

	headers.Close();

	return supportedHeaders;

	}

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

// CSIPSupportedHeader::NewL

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

//

EXPORT_C CSIPSupportedHeader* CSIPSupportedHeader::NewL(RStringF aValue)

	{

	CSIPSupportedHeader* self = CSIPSupportedHeader::NewLC(aValue);

	CleanupStack::Pop(self);

	return self;

	}

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

// CSIPSupportedHeader::NewLC

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

//

EXPORT_C CSIPSupportedHeader* CSIPSupportedHeader::NewLC(RStringF aValue)

	{

	CSIPSupportedHeader* self = new(ELeave)CSIPSupportedHeader;

	CleanupStack::PushL(self);

	self->ConstructL(aValue,ETrue);

	return self;

	}

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

// CSIPSupportedHeader::CSIPSupportedHeader

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

//

CSIPSupportedHeader::CSIPSupportedHeader()

	{

	}

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

// CSIPSupportedHeader::CSIPSupportedHeader

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

//

CSIPSupportedHeader::CSIPSupportedHeader(const CSIPSupportedHeader& aHeader)

 : CSIPTokenHeaderBase(aHeader)

	{

	}

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

// CSIPSupportedHeader::~CSIPSupportedHeader

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

//

EXPORT_C CSIPSupportedHeader::~CSIPSupportedHeader()

	{

	}

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

// CSIPSupportedHeader::CloneL

// From CSIPHeaderBase:

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

//

EXPORT_C CSIPHeaderBase* CSIPSupportedHeader::CloneL() const

	{

	return new(ELeave)CSIPSupportedHeader(*this);

	}

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

// CSIPSupportedHeader::Name

// From CSIPHeaderBase:

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

//

EXPORT_C RStringF CSIPSupportedHeader::Name() const

	{

	return SIPStrings::StringF(SipStrConsts::ESupportedHeader);

	}

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

// CSIPSupportedHeader::HasCompactName

// From CSIPHeaderBase:

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

//

TBool CSIPSupportedHeader::HasCompactName() const

	{

	return ETrue;

	}

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

// CSIPSupportedHeader::CompactName

// From CSIPHeaderBase:

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

//

RStringF CSIPSupportedHeader::CompactName() const

	{

	return SIPStrings::StringF(SipStrConsts::ESupportedHeaderCompact);

	}

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

// CSIPSupportedHeader::InternalizeValueL

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

//

EXPORT_C CSIPHeaderBase* CSIPSupportedHeader::InternalizeValueL(

    RReadStream& aReadStream)

	{

	CSIPSupportedHeader* self = new(ELeave)CSIPSupportedHeader();

	CleanupStack::PushL(self);

	self->DoInternalizeValueL(aReadStream);

	CleanupStack::Pop(self);

	return self;

	}

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

// CSIPSupportedHeader::PreferredPlaceInMessage

// From CSIPHeaderBase:

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

//

CSIPHeaderBase::TPreferredPlace

CSIPSupportedHeader::PreferredPlaceInMessage () const

	{

	return CSIPHeaderBase::EMiddle;

	}

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

// CSIPSupportedHeader::BaseDecodeL

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

//

RPointerArray<CSIPHeaderBase> 

CSIPSupportedHeader::BaseDecodeL (const TDesC8& aValue)

	{

	RPointerArray<CSIPHeaderBase> headers;

    CSIPHeaderBase::PushLC(&headers);

	TLex8 lex(aValue);

	lex.SkipSpace();

	if (lex.Remainder().Length() > 0)

		{

		CSIPTokenizer* tokenizer = CSIPTokenizer::NewLC(aValue, ',');

		for (TInt i=0; i < tokenizer->Tokens().Count(); i++)

			{

			CSIPSupportedHeader* header = new(ELeave)CSIPSupportedHeader;

			CleanupStack::PushL(header);

			header->ConstructL(tokenizer->Tokens()[i]);

			User::LeaveIfError (headers.Append(header));

			CleanupStack::Pop(header);

			}

		CleanupStack::PopAndDestroy(tokenizer);

		}

	else

		{

		CSIPSupportedHeader* header = new(ELeave)CSIPSupportedHeader;

		CleanupStack::PushL(header);

		header->ConstructL(KNullDesC8,ETrue);

		headers.AppendL(header);

		CleanupStack::Pop(header);

		}

	CleanupStack::Pop(); // headers 

	return headers;

	}