function validate_seminar_permission($ticket, $seminar_id, $permission)
{
$username = StudipSessionHelper::get_session_username($ticket);
if (in_array($username, StudipSeminarHelper::get_participants($seminar_id, $permission)) || in_array($username, StudipSeminarHelper::get_admins_for_seminar($seminar_id))) {
return $username;
} else {
return false;
}
}
function get_prefixed_session_username_action($api_key, $session_id)
{
if ($GLOBALS['STUDIP_INSTALLATION_ID']) {
$prefix = $GLOBALS['STUDIP_INSTALLATION_ID'];
} else {
$prefix = $GLOBALS['HTTP_SERVER']['HTTP_HOST'];
}
return $prefix . "#" . StudipSessionHelper::get_session_username($session_id);
}