fixed BUG in User to fetch more data after perms reload

SE/se-lib/User.php

@@ -22,7 +22,7 @@ class User {
 	}
 
 	public static function getType() {
-		if (!empty($_SESSION['EMPLOYEE_TYPE'])) {
+		if (empty($_SESSION['EMPLOYEE_TYPE'])) {
 			self::_fetchMoreUserData();
 		}
 		return V::get('EMPLOYEE_TYPE', '', $_SESSION);
@@ -33,14 +33,14 @@ class User {
 	}
 
 	public static function getInicjaly() {
-		if (!V::get('ADM_INICJALY_HANDLOWCA', '', $_SESSION)) {
+		if (!array_key_exists('ADM_INICJALY_HANDLOWCA', $_SESSION)) {
 			self::_fetchMoreUserData();
 		}
 		return $_SESSION['ADM_INICJALY_HANDLOWCA'];
 	}
 
 	public static function getDefaultAclGroup() {
-		if (!V::get('DEFAULT_ACL_GROUP', '', $_SESSION)) {
+		if (!array_key_exists('DEFAULT_ACL_GROUP', $_SESSION)) {
 			self::_fetchMoreUserData();
 		}
 		return $_SESSION['DEFAULT_ACL_GROUP'];