/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/




#include <xmlelem.hxx>


// NOT FULLY DEFINED SERVICES
#include <parse.hxx>
#include <cr_html.hxx>

XmlElement::XmlElement( const char * i_sName )
	: sName(i_sName)
{
}

void
XmlElement::Insert2Index( Index & ) const
{
	//  Default version. Does nothing.
}

XmlElement *
MultipleElement::FindChild( const Simstr & i_sChildName )
{
	unsigned i_max = aChildren.size();
	for ( unsigned i = 0; i < i_max; ++i )
	{
		if ( aChildren[i]->Name() == i_sChildName )
			return aChildren[i];
	}

	return 0;
}

MultipleElement::~MultipleElement()
{
}

MultipleElement::MultipleElement( const char * i_sName )
	:	XmlElement(i_sName)
{
}

void
MultipleElement::AddChild( XmlElement &	let_drElement )
{
	aChildren.push_back(&let_drElement);
}

void
SequenceElement::Parse( X2CParser & io_rParser )
{
	io_rParser.Parse_Sequence( Children(), Name() );
}

void
SequenceElement::Write2Html( HtmlCreator & io_rHC ) const
{
	io_rHC.StartTable();

	Children()[nIndexNameElement]->Write2Html(io_rHC);
	for ( unsigned i = 0; i < Children().size(); ++i )
	{
		if (i != nIndexNameElement)
		{
			Children()[i]->Write2Html(io_rHC);
		}
	}  // end for

	io_rHC.FinishTable();
}


SequenceElement::SequenceElement( const char * i_sName,
								  unsigned     i_nIndexNameElement )
	:	MultipleElement(i_sName),
		nIndexNameElement(i_nIndexNameElement)
{
}

FreeChoiceElement::FreeChoiceElement()
	:	MultipleElement("")
{
}

void
FreeChoiceElement::Parse( X2CParser & io_rParser )
{
	io_rParser.Parse_FreeChoice(Children());
}

void
FreeChoiceElement::Write2Html( HtmlCreator & io_rHC ) const
{
	for ( unsigned i = 0; i < Children().size(); ++i )
	{
		Children()[i]->Write2Html(io_rHC);
	}  // end for
}

ListElement::ListElement( const char * i_sElementsName,
						  F_CREATE     i_fCreateNewElement )
	:	MultipleElement(i_sElementsName),
		fCreateNewElement(i_fCreateNewElement)
{
}

void
ListElement::Parse( X2CParser &	io_rParser )
{
	io_rParser.Parse_List(	*this );
}

void
ListElement::Write2Html( HtmlCreator & io_rHC ) const
{
	for ( unsigned i = 0; i < Children().size(); ++i )
	{
		Children()[i]->Write2Html(io_rHC);
	}  // end for
}

XmlElement *
ListElement::Create_and_Add_NewElement()
{
	XmlElement * pNew = (*fCreateNewElement)(Name());
	Children().push_back( pNew );
    return pNew;
}

TextElement::TextElement( const char *		i_sName,
						  E_LinkType		i_eLinkType,
						  bool				i_bReverseName )
	:	XmlElement(i_sName),
		eLinkType(i_eLinkType),
		bReverseName(i_bReverseName)
{
}

SglTextElement::SglTextElement( const char *		i_sName,
								E_LinkType			i_eLinkType,
								bool				i_bReverseName )
	:	TextElement(i_sName, i_eLinkType, i_bReverseName)
{
}

void
SglTextElement::Parse( X2CParser & io_rParser )
{
	io_rParser.Parse_Text(sContent, Name(), IsReversedName());
}

void
SglTextElement::Write2Html(	HtmlCreator & io_rHC ) const
{
	if ( !sContent.is_no_text() )
		io_rHC.Write_SglTextElement( *this );
}

MultipleTextElement::MultipleTextElement( const char *		i_sName,
										  E_LinkType		i_eLinkType,
										  bool				i_bReverseName )
	:	TextElement(i_sName, i_eLinkType, i_bReverseName)
{
}

void
MultipleTextElement::Parse( X2CParser & io_rParser )
{
	io_rParser.Parse_MultipleText(aContent, Name(), IsReversedName());
}

void
MultipleTextElement::Write2Html(	HtmlCreator & io_rHC ) const
{
	if (Size() > 0)
		io_rHC.Write_MultiTextElement( *this );
}

const Simstr &
MultipleTextElement::Data( unsigned i_nNr ) const
{
	static const Simstr sNull_;

	if (aContent.is_valid_index(i_nNr))
		return aContent[i_nNr];
	return sNull_;
}

EmptyElement::EmptyElement( const char * i_sName )
	:	XmlElement(i_sName)
{
}

SglAttrElement::SglAttrElement( const char *		i_sName,
								const char *		i_sAttrName )
	:	EmptyElement(i_sName),
		sAttrName(i_sAttrName)
{
}

void
SglAttrElement::Parse( X2CParser & io_rParser )
{
	io_rParser.Parse_SglAttr(sAttrValue, Name(), sAttrName);
}

void
SglAttrElement::Write2Html(	HtmlCreator & io_rHC ) const
{
	io_rHC.Write_SglText( Name(), sAttrValue );
}

MultipleAttrElement::MultipleAttrElement( const char *		i_sName,
										  const char **		i_sAttrNames,
										  unsigned			i_nSize )
	:	EmptyElement(i_sName)
{
	for ( unsigned i = 0; i < i_nSize; ++i )
	{
		aAttrNames.push_back(Simstr(i_sAttrNames[i]));
		aAttrValues.push_back(Simstr(""));
	}
}

void
MultipleAttrElement::Parse(	X2CParser &	io_rParser )
{
	io_rParser.Parse_MultipleAttr(aAttrValues, Name(), aAttrNames);
}

void
MultipleAttrElement::Write2Html(	HtmlCreator & io_rHC ) const
{
	if ( ! aAttrValues[0].is_no_text() )
		io_rHC.Write_ReferenceDocu( Name(), aAttrValues[0], aAttrValues[1], aAttrValues[2] );
}