chamilo / chamilo-lms

        $result = Database::query($sql);

        $cuData = null;

        if (Database::num_rows($result) > 0) { // this  user have a recorded state for this course

            $cuData = Database::fetch_array($result, 'ASSOC');

            $is_courseAdmin = (bool)($cuData['status'] == 1);

            $is_courseTutor = (bool)($cuData['is_tutor'] == 1);

            $is_courseMember = true;

        }

        // We are in a session course? Check session permissions

        if (!empty($session_id)) {

                            item_id = ".$user_id;

                $resu = Database::query($sqlu);

                $fval = '';

                if (Database::num_rows($resu) > 0) {

                    $rowu = Database::fetch_array($resu);

                    $fval = $rowu['fval'];

                    if ($row['type'] == self::USER_FIELD_TYPE_SELECT_MULTIPLE) {

                        $fval = explode(';', $rowu['fval']);

                    }

                }

                if ($prefix) {

                    $extra_data['extra_'.$row['fvar']] = $fval;

                } else {

    $result = Database::query($sql);

    if (Database::num_rows($result) > 0) {

        // This user has got a recorded state for this course.

        $cuData = Database::fetch_array($result);

        $is_courseMember = true;

        $is_courseTutor = ($cuData['is_tutor'] == 1);

        $is_courseAdmin = ($cuData['status'] == 1);

    }

    if (!$is_courseAdmin) {

        // This user has no status related to this course.