public function getModules(){
        if($this->loadModules != 'ALL'){
            $this->connection->select('name');
            $this->connection->from($this->tableModule);
            $modules= $this->connection->get()->fetchAll(\PDO::FETCH_ASSOC);
            foreach ($modules as $module) {
                $this->getModule($module['name']);
            }
            $this->loadModules= 'ALL';
        }
        return $this->modules;
    }