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/*
 * 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.
 */

/*
 * $Id$
 */


// ---------------------------------------------------------------------------
//  Includes
// ---------------------------------------------------------------------------
#include <xercesc/xinclude/XIncludeDOMDocumentProcessor.hpp>
#include <xercesc/xinclude/XIncludeUtils.hpp>
#include <xercesc/dom/DOM.hpp>
#include <xercesc/util/XMLUniDefs.hpp>
#include <xercesc/framework/XMLErrorReporter.hpp>

XERCES_CPP_NAMESPACE_BEGIN

DOMDocument *
XIncludeDOMDocumentProcessor::doXIncludeDOMProcess(const DOMDocument * const source, XMLErrorReporter *errorHandler){
	XIncludeUtils xiu(errorHandler);

	DOMImplementation* impl = source->getImplementation();
	DOMDocument *xincludedDocument = impl->createDocument();
	
    try
    {
	    /* set up the declaration etc of the output document to match the source */
	    xincludedDocument->setDocumentURI( source->getDocumentURI());
	    xincludedDocument->setXmlStandalone( source->getXmlStandalone());
	    xincludedDocument->setXmlVersion( source->getXmlVersion());

	    /* copy entire source document into the xincluded document. Xincluded document can
	       then be modified in place */
	    DOMNode *child = source->getFirstChild();
	    for (; child != NULL; child = child->getNextSibling()){
		    if (child->getNodeType() == DOMNode::DOCUMENT_TYPE_NODE){
			    /* I am simply ignoring these at the moment */
			    continue;
		    }
		    DOMNode *newNode = xincludedDocument->importNode(child, true);
		    xincludedDocument->appendChild(newNode);
	    }

	    DOMNode *docNode = xincludedDocument->getDocumentElement();
	    /* parse and include the document node */
	    xiu.parseDOMNodeDoingXInclude(docNode, xincludedDocument);

    	xincludedDocument->normalizeDocument();
    }
    catch(const XMLErrs::Codes)
    {
        xincludedDocument->release();
        return NULL;
    }
    catch(...)
    {
        xincludedDocument->release();
        throw;
    }

	return xincludedDocument;
}

XERCES_CPP_NAMESPACE_END