chamilo / chamilo-lms

     * @param bool $add_link_to_profile Whether to add a link to the teacher's profile

     * @return string List of teachers teaching the course

     */

    public static function get_teacher_list_from_course_code_to_string(

        $course_code,

        $separator = self::USER_SEPARATOR,

        $add_link_to_profile = false,

        $orderList = false

    ) {

        $teacher_list = self::get_teacher_list_from_course_code($course_code);

        $html = '';

        $list = array();

        if (!empty($teacher_list)) {

            foreach ($teacher_list as $teacher) {

                $teacher_name = api_get_person_name(

                    $teacher['firstname'],

                    $teacher['lastname']

                );

                if ($add_link_to_profile) {

                    $url = api_get_path(WEB_AJAX_PATH) . 'user_manager.ajax.php?a=get_user_popup&user_id=' . $teacher['user_id'];

                    $teacher_name = Display::url(

                        $teacher_name,

                        $url,

                        [

                            'class' => 'ajax',

                            'data-title' => $teacher_name

                        ]

                    );

                }

                $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;

    }

    /**

     * This function returns information about coachs from a course in session

     * @param bool $add_link_to_profile

     * @return string

     */

    public static function get_coachs_from_course_to_string(

        $session_id = 0,

        $courseId = 0,

        $separator = self::USER_SEPARATOR,

        $add_link_to_profile = false,

        $orderList = false

    ) {

        $coachList = self::get_coachs_from_course($session_id, $courseId);

        $course_coachs = array();

        if (!empty($coachList)) {

            foreach ($coachList as $coach_course) {

                $coach_name = $coach_course['full_name'];

                if ($add_link_to_profile) {

                    $url = api_get_path(WEB_AJAX_PATH) . 'user_manager.ajax.php?a=get_user_popup&user_id=' . $coach_course['user_id'];

                    $coach_name = Display::url(

                        $coach_name,

                        $url,

                        [

                            'class' => 'ajax',

                            'data-title' => $coach_name

                        ]

                    );

                }

                $course_coachs[] = $coach_name;

            }

        }

        $html = '';

        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 {

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

            }

        }

        return $html;

    }