}
$clone_question = isset($_REQUEST['clone_question']) ? $_REQUEST['clone_question'] : 0;
if (empty($questionId)) {
$questionId = isset($_SESSION['questionId']) ? $_SESSION['questionId'] : 0;
}
if (empty($modifyExercise)) {
$modifyExercise = isset($_GET['modifyExercise']) ? $_GET['modifyExercise'] : null;
}
$fromExercise = isset($fromExercise) ? $fromExercise : null;
$cancelExercise = isset($cancelExercise) ? $cancelExercise : null;
$cancelAnswers = isset($cancelAnswers) ? $cancelAnswers : null;
$modifyIn = isset($modifyIn) ? $modifyIn : null;
$cancelQuestion = isset($cancelQuestion) ? $cancelQuestion : null;
/* Cleaning all incomplete attempts of the admin/teacher to avoid weird problems
when changing the exercise settings, number of questions, etc */
Event::delete_all_incomplete_attempts(api_get_user_id(), $exerciseId, api_get_course_int_id(), api_get_session_id());
// get from session
$objExercise = isset($_SESSION['objExercise']) ? $_SESSION['objExercise'] : null;
$objQuestion = isset($_SESSION['objQuestion']) ? $_SESSION['objQuestion'] : null;
if (isset($_REQUEST['convertAnswer'])) {
$objQuestion = $objQuestion->swapSimpleAnswerTypes();
$_SESSION['objQuestion'] = $objQuestion;
}
$objAnswer = isset($_SESSION['objAnswer']) ? $_SESSION['objAnswer'] : null;
// document path
$documentPath = api_get_path(SYS_COURSE_PATH) . $_course['path'] . '/document';
// picture path
$picturePath = $documentPath . '/images';
// audio path
$audioPath = $documentPath . '/audio';
// the 5 types of answers
