/**
* Remove unused response declaration from the items and rp template misuse
*
* @param oat\taoQtiItem\modal\Item $item
* @param string $itemFile
* @return boolean
*/
protected function updateItem(\oat\taoQtiItem\model\qti\Item $item, $itemFile)
{
$changed = false;
$responses = $item->getResponses();
$interactions = $item->getInteractions();
$usedResponses = [];
foreach ($interactions as $interaction) {
$usedResponses[] = $interaction->attr('responseIdentifier');
}
foreach ($responses as $response) {
$responseIdentifier = $response->attr('identifier');
if (!in_array($responseIdentifier, $usedResponses)) {
$changed = true;
$item->removeResponse($response);
}
}
$xml = simplexml_load_file($itemFile);
$rpTemplate = (string) $xml->responseProcessing['template'];
//detect wrong usage for standard standard response declaration
$rp = $item->getResponseProcessing();
if ($rp instanceof \oat\taoQtiItem\model\qti\response\TemplatesDriven && $rpTemplate) {
if (count($interactions) > 1) {
$changed = true;
} else {
$interaction = reset($interactions);
if ($interaction && $interaction->attr('responseIdentifier') != 'RESPONSE') {
$changed = true;
}
}
}
return $changed;
}
