/*
 * (c) Copyright Ascensio System SIA 2010-2023
 *
 * This program is a free software product. You can redistribute it and/or
 * modify it under the terms of the GNU Affero General Public License (AGPL)
 * version 3 as published by the Free Software Foundation. In accordance with
 * Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
 * that Ascensio System SIA expressly excludes the warranty of non-infringement
 * of any third-party rights.
 *
 * This program is distributed WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR  PURPOSE. For
 * details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
 *
 * You can contact Ascensio System SIA at 20A-6 Ernesta Birznieka-Upish
 * street, Riga, Latvia, EU, LV-1050.
 *
 * The  interactive user interfaces in modified source and object code versions
 * of the Program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU AGPL version 3.
 *
 * Pursuant to Section 7(b) of the License you must retain the original Product
 * logo when distributing the program. Pursuant to Section 7(e) we decline to
 * grant you any rights under trademark law for use of our trademarks.
 *
 * All the Product's GUI elements, including illustrations and icon sets, as
 * well as technical writing content are licensed under the terms of the
 * Creative Commons Attribution-ShareAlike 4.0 International. See the License
 * terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
 *
 */

#include "readdocelement.h"
#include "xml/attributes.h"
#include "xml/sax.h"

namespace cpdoccore { 
namespace common {

bool read_doc_element::read_sax( xml::sax * Reader )
{
	const unsigned int currentDepth = Reader->depth();
   
	xml::attributes_wc_ptr attrb = xml::read_attributes( Reader );
    add_attributes( attrb );
    
    if (!attrb->check())
    {
        //std::wcerr << " -- attr check error (" << Reader->nodeQualifiedName() << ")\n";
    }

	//const std::wstring value = Reader->value();

	//if (value.length() > 0)
	//{
	//	add_text(value);
	//}

    xml::NodeType nodeType = Reader->nodeType();
	
	if (Reader->isEmptyElement())
	{
		return false;
	}


    while (true)
	{
		nodeType = Reader->next(currentDepth);
		if (nodeType == xml::typeEOF || nodeType == xml::typeNone ) break;
       
		if (Reader->depth() <= currentDepth + 1 && nodeType == xml::typeEndElement) break;
        
		switch( nodeType )
        {
			case xml::typeElement:
			{
				const std::wstring namespacePrefix	= Reader->namespacePrefix();
				const std::wstring localName		= Reader->nodeLocalName();
					
				add_child_element(Reader, namespacePrefix, localName);
			}
			break;
			case xml::typeWhitespace:
			{
				const std::wstring value = Reader->value();
				if (false == value.empty())
				{
					add_space(value);
				}
			}
			break;
			case xml::typeCDATA:
			case xml::typeText:
			{
				const std::wstring value = Reader->value();
				if (false == value.empty())
				{
					add_text(value);
				}
			}
			break;
        }
    }
    return true;
}

}
}