이름 별표 처리

if ($key == "관리자" || $key == "administrator"):
	$html = $key;
else:
	$len = mb_strlen($key, "utf-8");
	$start = round($len / 3);
	$dot = "";
	for ($i = $start; $i < $len; $i++):
		$dot .= ".";
	endfor;
	$pattern = "/.(?!".$dot.")/u";
	$html = preg_replace($pattern,'○',$key);
endif;

return $html;