chamilo / chamilo-lms

                $list[] = $teacher_name;

            }

            if (!empty($list)) {

                if ($orderList === true){

                    $html .= '<ul class="user-teacher">';

                    foreach ($list as $teacher){

                        $html .= Display::tag('li', Display::return_icon('teacher.png', $teacher, null, ICON_SIZE_TINY) . ' ' . $teacher);

                    }

                    $html .= '</ul>';

                }else{

                    $html .= array_to_string($list, $separator);

                }

            }

        }

        return $html;

        }

        $coaches_to_string = null;

        if (!empty($course_coachs)) {

            if ($orderList === true){

                $html .= '<ul class="user-coachs">';

                    foreach ($course_coachs as $coachs){

                        $html .= Display::tag('li', Display::return_icon('teacher.png', $coachs, null, ICON_SIZE_TINY) . ' ' . $coachs);

                    }

                $html .= '</ul>';

            } else {

                $coaches_to_string = array_to_string($course_coachs, $separator);

            }

        }

        return $html;

    }