$smarty->assign("T_COURSE_LESSONS", EfrontCourse::convertLessonObjectsToArrays($courseLessons));
} else {
if ($_GET['op'] == 'course_order') {
$courseLessons = $currentCourse->getCourseLessons();
$smarty->assign('T_COURSE', $currentCourse->course);
$smarty->assign('T_COURSE_LESSONS', EfrontCourse::convertLessonObjectsToArrays($courseLessons));
if (isset($_GET['ajax']) && isset($_GET['order'])) {
try {
$order = explode(",", $_GET['order']);
$previous = 0;
foreach ($order as $value) {
$result = explode("-", $value);
if (in_array($value, array_keys($courseLessons))) {
$fields = array("previous_lessons_ID" => $previous);
$where = "courses_ID=" . $currentCourse->course['id'] . " and lessons_ID=" . $result[0];
EfrontCourse::persistCourseLessons($fields, $where);
}
$previous = $result[0];
}
echo _TREESAVEDSUCCESSFULLY;
} catch (Exception $e) {
header("HTTP/1.0 500");
echo $e->getMessage() . ' (' . $e->getCode() . ')';
}
exit;
}
} else {
if ($_GET['op'] == 'course_scheduling') {
$courseLessons = $currentCourse->getCourseLessons();
$smarty->assign("T_CURRENT_COURSE", $currentCourse);
try {
