// 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/xmlengcharacterdata.h>

#include <stdapis/libxml2/libxml2_tree.h>

#include "xmlengdomdefs.h"

#include <stdapis/libxml2/libxml2_globals.h>

#include <xml/utils/xmlengxestrings.h>		//pjj18 new

#define CHARACTER_DATA (static_cast<xmlNodePtr>(iInternal))

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

// @return Character contents of the node

//

// This method applies to TXmlEngCDATASection, TXmlEngComment and TXmlEngTextNode nodes.

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

//

EXPORT_C TPtrC8 TXmlEngCharacterData::Contents() const

    {

    return ((TXmlEngConstString)CAST_XMLCHAR_TO_DOMSTRING(LIBXML_NODE ? LIBXML_NODE->content : NULL)).PtrC8();

    }

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

// Sets contents of basic character nodes: TXmlEngTextNode, TXmlEngComment, TXmlEngCDATASection

//

// @param aNewContents  The actual value to store

//

// The input is taken as non-escaped: for example, 

// aNewContents = "123 > 34 && P" will be serialized as "123 > 34 && P"

//

// Escaped contents may be set only for TXmlEngElement and TXmlEngAttr nodes.

// @see TXmlEngAttr::SetRawValueL(), TXmlEngElement::SetRawTextL()

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

//

EXPORT_C void TXmlEngCharacterData::SetContentsL(

    const TDesC8& aNewContents )

    {

    char* newContent = (char*)new(ELeave) TUint8[aNewContents.Length() + 1];

    *(Mem::Copy((TAny*)newContent, aNewContents.Ptr(), aNewContents.Length())) = 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->content = (unsigned char *)newContent;

    }

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

// Extends the contents of the node by appending aString

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

//

EXPORT_C void TXmlEngCharacterData::AppendContentsL(

    const TDesC8& aString)

    {

    if (!LIBXML_NODE) 

    	{

    	User::Leave(KXmlEngErrNullNode);

    	}

    TPtrC8 prevContent = Contents();

    TInt len = prevContent.Length() + aString.Length() + 1;

    char* newContent = (char*)new(ELeave) TUint8[len];

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

    *(Mem::Copy(last, aString.Ptr(), aString.Length())) = 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->content = (unsigned char *)newContent;

    }

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

// @return Number of characters in the contents

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

//

EXPORT_C TUint TXmlEngCharacterData::Length() const

    {

    return CHARACTER_DATA && CHARACTER_DATA->content ?

        xmlUTF8Strlen(CHARACTER_DATA->content) : 0;

    }