// 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:

// Methods for all kind of text nodes

//

#include <xml/dom/xmlengbinarycontainer.h>

#include <stdapis/libxml2/libxml2_tree.h>

#include "xmlengdomdefs.h"

#include <stdapis/libxml2/libxml2_globals.h>

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

// @return Binary contents of the container

//

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

//

EXPORT_C TPtrC8 TXmlEngBinaryContainer::Contents() const

    {

    return TPtrC8((const TUint8*)LIBXML_NODE->content, (TInt)LIBXML_NODE->properties);

    }

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

// Sets contents of binary container

//

// @param aNewContents  The actual value to store

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

//

EXPORT_C void TXmlEngBinaryContainer::SetContentsL( const TDesC8& aNewContents )

    {

    if (!LIBXML_NODE) 

    	{

    	User::Leave(KXmlEngErrNullNode);

    	}

    // Note: TXmlEngBinaryContainer is treated internally by Libxml2 as text nodes.

    // Hence, appending 0 at the end to ensure that text is not parsed beyond actual data in any case.

    TUint len = aNewContents.Size();

    unsigned char* str = new(ELeave) unsigned char[len + 1];

    memcpy(str, aNewContents.Ptr(), len);

    str[len] = 0;

    if (LIBXML_NODE->content

            &&

         !(LIBXML_NODE->doc       &&

           LIBXML_NODE->doc->dict &&

           xmlDictOwns(LIBXML_NODE->doc->dict, LIBXML_NODE->content)))

        {

        xmlFree(LIBXML_NODE->content);

        }       

    LIBXML_NODE->properties = (xmlAttr*) len;

    LIBXML_NODE->content = str;

    }

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

// Extends the contents of binary container by appending aContents

//

// @param aContents  Content to be appended to current content

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

//

EXPORT_C void TXmlEngBinaryContainer::AppendContentsL( const TDesC8& aData )

    {

        if (!LIBXML_NODE) 

    	{

    	User::Leave(KXmlEngErrNullNode);

    	}

    // Note: TXmlEngBinaryContainer is treated internally by Libxml2 as text nodes.

    // Hence, appending 0 at the end to ensure that text is not parsed beyond actual data in any case.

    TPtrC8 prevContent = Contents();

    TInt len = prevContent.Length() + aData.Length();

    unsigned char* newContent = new(ELeave) unsigned char[len + 1];

    TAny* last = Mem::Copy((TAny*)newContent, prevContent.Ptr(), prevContent.Length());

    memcpy(last, aData.Ptr(), aData.Length());

    newContent[len] = 0;

    if (LIBXML_NODE->content

            &&

         !(LIBXML_NODE->doc       &&

           LIBXML_NODE->doc->dict &&

           xmlDictOwns(LIBXML_NODE->doc->dict, LIBXML_NODE->content)))

        {

        xmlFree(LIBXML_NODE->content);

        }

    LIBXML_NODE->properties = (xmlAttr*) len;    

    LIBXML_NODE->content = (unsigned char *)newContent;    

    }