public function getFolder($folder = ''){
        $conn = substr($this->server,0,strpos($this->server, '}') + 1).$folder;
        return $conn;
    }
public function getFolder($folder = ''){
        $conn = substr($this->server,0,strpos($this->server, '}') + 1).$folder;
        return $conn;
    }
public function getFolder ( $ folder = '' ) { $ conn = substr ( $ this -> server , 0 , strpos ( $ this -> server , '}' ) + 1 ) . $ folder ; return $ conn ; }
Get folder conn

@param $folder
@return string
Get folder conn