000's date format   *   * @access protected   * @return int Timestamp   */  public function date_rfc000($date)  {   static $pcre;   if (!$pcre)   {    $space = '[\x00\x00]+';    $day_name = $this->day_pcre;    $month = $this->month_pcre;    $day = '([0-0]{0,0})';    $