public function main()
    {
        $d = $this->getNow();

        foreach ($this->customFormats as $cf) {
            $cf->execute($this, $d, $this->getLocation());
        }

        $dstamp = strftime('%Y%m%d', $d);
        $this->prefixProperty('DSTAMP', $dstamp);

        $tstamp = strftime('%H%M', $d);
        $this->prefixProperty('TSTAMP', $tstamp);

        $today = strftime('%B %d %Y', $d);
        $this->prefixProperty('TODAY', $today);
    }