public function getJson()
{
$returnValue = array('itemData' => null);
$xml = file_get_contents('php://input');
Authoring::validateQtiXml($xml);
$qtiParser = new QtiParser($xml);
$item = $qtiParser->load();
if (!is_null($item)) {
$returnValue['itemData'] = $item->toArray();
} else {
throw new common_Exception('invalid qti xml');
}
$this->returnJson($returnValue);
}
/**
* Add required resources for a custom interaction (css, js) in the item directory
*
* @param string $typeIdentifier
* @param \core_kernel_classes_Resource $item
* @throws common_exception_Error
*/
public function addRequiredResources($typeIdentifier, core_kernel_classes_Resource $item)
{
//find the interaction in the registry
$implementationData = $this->getImplementatioByTypeIdentifier($typeIdentifier);
if (is_null($implementationData)) {
throw new common_exception_Error('no implementation found with the type identifier ' . $typeIdentifier);
}
//get the root directory of the interaction
$directory = $implementationData['directory'];
//get the lists of all required resources
$manifest = $implementationData['manifest'];
$required = array($manifest['entryPoint']);
//include libraries remotely only, so this block is temporarily disabled
foreach ($manifest['libraries'] as $lib) {
if (!ClientLibRegistry::getRegistry()->isRegistered($lib)) {
$lib = preg_replace('/^.\\//', '', $lib);
$lib .= '.js';
//add js extension
$required[] = $lib;
}
}
//include custom interaction specific css in the item
if (isset($manifest['css'])) {
$required = array_merge($required, array_values($manifest['css']));
}
//include media in the item
if (isset($manifest['media'])) {
$required = array_merge($required, array_values($manifest['media']));
}
//add them to the rdf item
$resources = Authoring::addRequiredResources($directory, $required, $typeIdentifier, $item, '');
return $resources;
}
public function testFileParsingApipv1p0()
{
$files = glob($this->getSamplePath('/xml/apipv1p0/*.xml'));
$dom = new \DOMDocument('1.0', 'UTF-8');
foreach ($files as $file) {
Authoring::validateQtiXml($file);
}
}
public function saveItem()
{
$returnValue = array('success' => false);
if ($this->hasRequestParameter('uri')) {
$uri = urldecode($this->getRequestParameter('uri'));
$xml = file_get_contents('php://input');
$rdfItem = new core_kernel_classes_Resource($uri);
$itemService = taoItems_models_classes_ItemsService::singleton();
//check if the item is QTI item
if ($itemService->hasItemModel($rdfItem, array(ItemModel::MODEL_URI))) {
try {
$sanitized = Authoring::sanitizeQtiXml($xml);
Authoring::validateQtiXml($sanitized);
//get the QTI xml
$returnValue['success'] = $itemService->setItemContent($rdfItem, $sanitized);
} catch (QtiModelException $e) {
throw new \RuntimeException($e->getUserMessage(), 0, $e);
}
}
}
$this->returnJson($returnValue);
}
protected function createQtiItemModel($qtiFile, $validate = true)
{
$qtiXml = Authoring::sanitizeQtiXml($qtiFile);
//validate the file to import
$qtiParser = new Parser($qtiXml);
if ($validate) {
$basePath = common_ext_ExtensionsManager::singleton()->getExtensionById('taoQtiItem')->getDir();
$qtiParser->validate();
if (!$qtiParser->isValid()) {
$failedValidation = true;
$eStrs = array();
foreach ($qtiParser->getErrors() as $libXmlError) {
$eStrs[] = __('QTI-XML error at line %1$d "%2$s".', $libXmlError['line'], str_replace('[LibXMLError] ', '', trim($libXmlError['message'])));
}
// Make sure there are no duplicate...
$eStrs = array_unique($eStrs);
// Add sub-report.
throw new ValidationException($qtiFile, $eStrs);
}
}
$qtiItem = $qtiParser->load();
return $qtiItem;
}
protected function createQtiItemModel($qtiFile, $validate = true)
{
$qtiXml = Authoring::sanitizeQtiXml($qtiFile);
//validate the file to import
$qtiParser = new Parser($qtiXml);
if ($validate) {
$qtiParser->validate();
if (!$qtiParser->isValid()) {
$eStrs = array();
foreach ($qtiParser->getErrors() as $libXmlError) {
$eStrs[] = __('QTI-XML error at line %1$d "%2$s".', $libXmlError['line'], str_replace('[LibXMLError] ', '', trim($libXmlError['message'])));
}
// Make sure there are no duplicate...
$eStrs = array_unique($eStrs);
// Add sub-report.
throw new ValidationException($qtiFile, $eStrs);
}
}
$qtiItem = $qtiParser->load();
if (!$qtiItem && count($qtiParser->getErrors())) {
$errors = [];
foreach ($qtiParser->getErrors() as $error) {
$errors[] = $error['message'];
}
throw new ValidationException($qtiFile, $errors);
}
return $qtiItem;
}
/**
* @param $xml
* @param core_kernel_classes_Resource $rdfItem
* @return bool
* @throws exception\QtiModelException
*/
public function saveXmlItemToRdfItem($xml, core_kernel_classes_Resource $rdfItem)
{
$sanitized = Authoring::sanitizeQtiXml($xml);
Authoring::validateQtiXml($sanitized);
$qtiParser = new Parser($sanitized);
$qtiItem = $qtiParser->load();
return $this->saveDataItemToRdfItem($qtiItem, $rdfItem);
}
public function saveItem()
{
$returnValue = array('success' => false);
if ($this->hasRequestParameter('uri')) {
$uri = urldecode($this->getRequestParameter('uri'));
$xml = file_get_contents('php://input');
$rdfItem = new core_kernel_classes_Resource($uri);
$itemService = taoItems_models_classes_ItemsService::singleton();
//check if the item is QTI item
if ($itemService->hasItemModel($rdfItem, array(ItemModel::MODEL_URI))) {
$xml = Authoring::validateQtiXml($xml);
//get the QTI xml
$returnValue['success'] = $itemService->setItemContent($rdfItem, $xml);
$returnValue['xml'] = $xml;
}
}
$this->returnJson($returnValue);
}
