tao-test/app/taoResultServer/models/Parser/QtiResultParser.php

63 lines
1.9 KiB
PHP

<?php
/**
* 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; under version 2
* of the License (non-upgradable).
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Copyright (c) 2019 (original work) Open Assessment Technologies SA;
*
*/
namespace oat\taoResultServer\models\Parser;
use LogicException;
use oat\oatbox\service\ConfigurableService;
use oat\taoResultServer\models\Mapper\ResultMapper;
use qtism\data\results\AssessmentResult;
use qtism\data\storage\xml\XmlResultDocument;
use qtism\data\storage\xml\XmlStorageException;
class QtiResultParser extends ConfigurableService
{
/**
* Parse an xml to provide a map
*
* @param string $xml
* @return ResultMapper
* @throws XmlStorageException
*/
public function parse($xml)
{
if (!is_string($xml)) {
throw new LogicException('Qti Result parser expects a string as data source.');
}
$doc = new XmlResultDocument();
$doc->loadFromString($xml, true);
/** @var AssessmentResult $assessmentResult */
return $this->getMapper()->loadSource($doc->getDocumentComponent());
}
/**
* Get service to map result object form xml
*
* @return ResultMapper
*/
protected function getMapper()
{
return $this->getServiceLocator()->get(ResultMapper::class);
}
}