neerolyte/php-lyte-xml

<?php
namespace Lyte\XML;
/**
 * Improvements to XMLReader
 */
class XMLReader extends \XMLReader {

    /**
     * Perform a normal expand(), but ensure there's a DOMDocument
     * attached to ownerDocument of the produced DOMNode
     */
    public function expand($basenode = null) {
        $node = parent::expand($basenode);

        // synthesize the ownerDocument if it's not filled out
        if ($node->ownerDocument === null) {
            $doc = new DOMDocument();
            $node = $doc->importNode($node, true);
            $doc->appendChild($node);
        }

        // decorate the expanded node
        return new DOMNode($node);
    }
}