public static function getUid()
{
if (!isset($_SESSION['email'])) {
return false;
}
$userModel = new userModel();
$ret = $userModel->selectUid($_SESSION['email']);
if (!is_object($ret)) {
return false;
}
$retID = $ret->fetch_array()['userId'];
if (!$retID) {
return false;
}
return $retID;
}