if (isset($XMLElementForCourse)) {
$XMLcourse->appendChild($XMLElementForCourse);
unset($XMLElementForCourse);
}
}
// ok, course model datas are all set
// now get all the requested nodes for the current course
// if passed list of nodes to be exported is empty, export the whole course!
if (!is_array($nodeList) || is_array($nodeList) && empty($nodeList)) {
$nodeList = array($course_id . exportHelper::$courseSeparator . $course_data['id_nodo_iniziale']);
}
$XMLAllNodes = $domtree->createElement("nodi");
$XMLNodeChildren = array();
// loop the nodes to be exported
foreach ($nodeList as &$aNodeId) {
$XMLNodeChildren[] = $exportHelper->exportCourseNodeChildren($course_id, $aNodeId, $domtree, $dh, true);
}
// now add all the children to the all nodes element, this array
// is kept for possible future uses!
foreach ($XMLNodeChildren as &$XMLNodeChild) {
$XMLAllNodes->appendChild($XMLNodeChild);
}
unset($XMLNodeChildren);
// at least XMLAllNodes should be always set, anyway...
if (isset($XMLAllNodes)) {
$XMLcourse->appendChild($XMLAllNodes);
}
unset($XMLAllNodes);
// tests and surveys are objects related to the course, not to the node
// so this is out of the nodes loop
if (MODULES_TEST) {
