class.ilLuceneSearchResultParser.php

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<?php

declare(strict_types=1);

class ilLuceneSearchResultParser
{
    private string $xml;

    public function __construct(string $a_xml)
    {
        $this->xml = $a_xml;
    }


    public function getXML(): string
    {
        return $this->xml;
    }

    public function parse(ilLuceneSearchResult $result): ilLuceneSearchResult
    {
        if (!strlen($this->getXML())) {
            return $result;
        }
        $hits = new SimpleXMLElement($this->getXML());
        $result->setLimit($result->getLimit() + (int) ((string) $hits['limit']));
        $result->setMaxScore((float) $hits['maxScore']);
        $result->setTotalHits((int) $hits['totalHits']);

        foreach ($hits->children() as $object) {
            if (isset($object['absoluteScore'])) {
                $result->addObject((int) $object['id'], (float) $object['absoluteScore']);
            } else {
                $result->addObject((int) $object['id'], (float) $object->Item[0]['absoluteScore']);
            }
        }
        return $result;
    }
}