function get_real_name($user_id) {
return $GLOBALS['db']->getOne("select authentication_name from ".DB_PREFIX."user where id=".$user_id);
}
function get_course_title($course_id) {
return $GLOBALS['db']->getOne("select title from ".DB_PREFIX."edu_courses where id=".$course_id);
}
function get_group_title($group_id) {
if(! $group_id) {
return '';
}
return $GLOBALS['db']->getOne("select title from ".DB_PREFIX."edu_class_group where id=".$group_id);
}