class.ilLuceneSearchResultParser.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2006 ILIAS open source, University of Cologne            |
        |                                                                             |
        | This program is free software; you can redistribute it and/or               |
        | modify it under the terms of the GNU General Public License                 |
        | as published by the Free Software Foundation; either version 2              |
        | of the License, or (at your option) any later version.                      |
        |                                                                             |
        | This program is distributed in the hope that it will be useful,             |
        | but WITHOUT ANY WARRANTY; without even the implied warranty of              |
        | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               |
        | GNU General Public License for more details.                                |
        |                                                                             |
        | You should have received a copy of the GNU General Public License           |
        | along with this program; if not, write to the Free Software                 |
        | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. |
        +-----------------------------------------------------------------------------+
*/

class ilLuceneSearchResultParser
{
        private $xml;
        
        public function __construct($a_xml)
        {
                $this->xml = $a_xml;     
        }
        

        public function getXML()
        {
                return $this->xml;               
        }
        
        public function parse(ilLuceneSearchResult $result)
        {
                if(!strlen($this->getXML())) {
                        return $result;
                }
                $hits = new SimpleXMLElement($this->getXML());
                $result->setLimit($result->getLimit() +  (string) $hits['limit']);
                $result->setMaxScore( (string) $hits['maxScore']);
                $result->setTotalHits((string) $hits['totalHits']);
                
                foreach($hits->children() as $object)
                {
                        if(isset($object['absoluteScore']))
                        {
                                $result->addObject((string) $object['id'],(float) $object['absoluteScore']);
                        }
                        else
                        {
                                $result->addObject((string) $object['id'],(float) $object->Item[0]['absoluteScore']);
                        }
                }
                return $result;
        }
}
?>