element.cpp

upnpdom main part of upnp

///////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2000 Intel Corporation
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// * Neither name of Intel Corporation nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL INTEL OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
///////////////////////////////////////////////////////////////////////////

//	$Revision: 1.1.1.5 $
//	$Date: 2001/06/15 00:22:16 $
#include "../../inc/tools/config.h"
#if EXCLUDE_DOM == 0
#include "../../inc/upnpdom/Element.h"

//For now it just adds a new attribute with the name and value apecified in the
//argument. DOM Level1 actually has to search if there is already a node present
//if there is a node present then it should modify the value

void Element::setAttribute(char *name, char *value)
{
	Attr *addAttr;
	Node n;

	NamedNodeMap nm;
	nm=this->getAttributes();
	n = nm.getNamedItem(name);
	if(n.nact==NULL)
	{
		addAttr = new Attr(name, value);
		if(!addAttr)
		   	{DBGONLY(UpnpPrintf(UPNP_CRITICAL,DOM,__FILE__,__LINE__,"Insuffecient memory\n");)}
		nact->appendChild(addAttr->nact);
		delete addAttr;
	}
	else
	{
		delete n.nact->NA_NodeValue;
		n.nact->NA_NodeValue=new char[strlen(value)+1];
		strcpy(n.nact->NA_NodeValue, value);
	}
	n.deleteNode();
	nm.deleteNamedNodeMap();
			
}

Attr& Element::setAttributeNode(Attr& newAttr)
{
	newAttr.nact->RefCount++;
	nact->appendChild(newAttr.nact);
	return newAttr;
}

NodeList& Element::getElementsByTagName( char * tagName)
{
	NodeList *returnNodeList;
	returnNodeList= new NodeList;
	if(!returnNodeList)
	   	{DBGONLY(UpnpPrintf(UPNP_CRITICAL,DOM,__FILE__,__LINE__,"Insuffecient memory\n");)}
	returnNodeList->ownerNodeList=returnNodeList;
    nact->NA_NodeType = DOCUMENT_NODE;
   	DBGONLY(UpnpPrintf(UPNP_ALL,DOM,__FILE__,__LINE__,"Calling MakeNodeList for element whose tagname is %s\n", tagName);)
    SearchList(*this, tagName, &returnNodeList, strchr(tagName,':')==NULL);
    nact->NA_NodeType = ELEMENT_NODE;
	return *returnNodeList;
}

Element::Element(char *name)
{
	nact = new NodeAct(ELEMENT_NODE, name,NULL,this);
	if(!nact)
	   	{DBGONLY(UpnpPrintf(UPNP_CRITICAL,DOM,__FILE__,__LINE__,"Insuffecient memory\n");)}
	nact->RefCount++;
	ownerElement=this;
}

Element::Element()
{
	ownerElement=this;
	this->nact=NULL;
}

Element::~Element()
{
}

void Element::deleteElement()
{
	delete ownerElement;
//	this->nact=NULL;
}

Element & Element::operator = (const Element &other)
{
    if (this->nact != other.nact)
    {
        this->nact = other.nact;
		this->nact->RefCount++;
    }
	this->ownerElement=other.ownerElement;
    return *this;
};

#endif