$field = $update;
$exercise->updateExercise($_POST);
if (!ExerciseDAO::save($exercise)) {
$errObj = new ADA_Error(NULL, translateFN("Errore nel salvataggio delle modifiche apportate all'esercizio"));
} else {
/*
* Update the session variable too.
*/
$_SESSION['sess_edit_exercise']['exercise'] = serialize($exercise);
header("Location: {$edit_form_base_action}");
exit;
}
} else {
if (isset($add_answer_to) && !empty($add_answer_to)) {
$position = $_POST['position'] - 1;
ExerciseDAO::addAnswer($exercise, $_POST);
$id = $exercise->getId();
unset($_SESSION['sess_edit_exercise']['exercise']);
$exercise = NULL;
$exercise = ExerciseDAO::getExercise($id);
$_SESSION['sess_edit_exercise']['exercise'] = serialize($exercise);
header("Location: {$edit_form_base_action}");
exit;
} else {
if (isset($delete) && !empty($delete)) {
$node_id = $delete;
$exercise->deleteDataItem($node_id);
if (!ExerciseDAO::save($exercise)) {
$errObj = new ADA_Error(NULL, translateFN("Errore nel salvataggio delle modifiche apportate all'esercizio"));
} else {
/*
