$prefix = ($pay->flags->hasflag('unique')) ? str_pad("",15,"0") : rand_url_id();
$fullref = substr("$prefix-xorg-{$pay->id}",-15);
$prefix = ($pay->flags->hasflag('unique')) ? str_pad("",15,"0") : rand_url_id();
$fullref = substr("$prefix-xorg-{$pay->id}",-15);