#include <metadataXML.h>
#include <string.h>

using namespace adsk;
using namespace adsk::Data;
using namespace adsk::Data::XML;

//----------------------------------------------------------------------
//
//! \brief Look for a child node with a specific element name
//
//! \param[in] rootNode Root of the DOM to start looking
//! \param[in] childName Name of the child element to find
//
//! \return Pointer to the matching child, NULL if none
//
xmlNode*
Util::findNamedNode(
	xmlNode*	rootNode,
	const char*	childName )
{
	// Firewall for safety
	if( ! rootNode ) return NULL;

	// Walk the children looking for one with the specific name
	for (xmlNode* curNode = rootNode; curNode; curNode = curNode->next)
	{
		// Skip anything that's not a node, for maximum flexibility
		if (curNode->type != XML_ELEMENT_NODE)
{
			continue;
		}

		// Check to see if the element has the desired name
		if( 0 == strcmp((const char*)curNode->name, childName) )
		{
			return curNode;
		}
	}
	return NULL;
}

//----------------------------------------------------------------------
//
//! \brief Look for the text element inside a tree node
//
//! \param[in] doc XML Document being read
//! \param[in] node Node in which to look
//
//! \return Pointer to the matching text, NULL if none. xmlFree the return
//
xmlChar*
Util::findText(
	xmlDocPtr	doc,
	xmlNode*	node )
{
	return node ? xmlNodeListGetString(doc, node->xmlChildrenNode, 1) : NULL;
}

//-
// ==================================================================
// Copyright 2012 Autodesk, Inc.  All rights reserved.
// 
// This computer source code  and related  instructions and comments are
// the unpublished confidential and proprietary information of Autodesk,
// Inc. and are  protected  under applicable  copyright and trade secret
// law. They may not  be disclosed to, copied or used by any third party
// without the prior written consent of Autodesk, Inc.
// ==================================================================
//+