/**
* @see Page::show()
*/
public function show()
{
parent::show();
$vCard = new VCard($this->user);
header('Content-Type:text/x-vcard; charset=' . CHARSET);
$filename = preg_match('/^[a-z0-9_]+$/i', $this->user->username) ? $this->user->username : $this->userID;
header('Content-Disposition: attachment; filename="' . $filename . '.vcf"');
header('Content-Length: ' . strlen($vCard->getContent()));
echo $vCard->getContent();
exit;
}
