public function get_steps() {
        if (empty($this->steps)) {
            $this->steps = helper::get_steps($this->id);
        }

        return $this->steps;
    }
public function get_steps() {
        if (empty($this->steps)) {
            $this->steps = helper::get_steps($this->id);
        }

        return $this->steps;
    }
public function get_steps ( ) { if ( empty ( $ this -> steps ) ) { $ this -> steps = helper :: get_steps ( $ this -> id ) ; } return $ this -> steps ; }
Fetch all steps in the tour.

@return  stdClass[]
Fetch all steps in the tour .