class.ilSurveyQuestionPoolImporter.php

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<?php

class ilSurveyQuestionPoolImporter extends ilXmlImporter
{
    public function importXmlRepresentation(
        string $a_entity,
        string $a_id,
        string $a_xml,
        ilImportMapping $a_mapping
    ): void {
        // Container import => test object already created
        if ($new_id = $a_mapping->getMapping('Services/Container', 'objs', $a_id)) {
            $newObj = ilObjectFactory::getInstanceByObjId($new_id, false);
        } else {        // case ii, non container
            // Shouldn't happen
            $GLOBALS['ilLog']->write(__METHOD__ . ': Called in non container mode');
            return;
        }

        $xml_file = $this->getXmlFileName();

        if (!file_exists($xml_file)) {
            $GLOBALS['ilLog']->write(__METHOD__ . ': Cannot find xml definition: ' . $xml_file);
            return;
        }

        // import qti data
        $newObj->importObject($xml_file);
        $a_mapping->addMapping(
            "Modules/SurveyQuestionPool",
            "spl",
            $a_id,
            $newObj->getId()
        );
    }

    protected function getXmlFileName(): string
    {
        $basename = basename($this->getImportDirectory());
        return $this->getImportDirectory() . '/' . $basename . '.xml';
    }
}