รบกวนสอบถามการเขียน URL ที่เป็นภาษาไทยทีค่ะ รับค่ามจากหัวข้อในฐานข้อมูล

RewriteRule ^([0-9]+)-([^/]*)\.html$ /shownews.php?id=$1&topic=$2 [L]

function getTitle($value) {
		global $db;
		global $tbl;
		$values = $db->escapeString($value);
		$value = strtolower($value);
		$value = str_replace('#','-' , $value);
		$value = str_replace(' ','-' , $value);
		$value = str_replace('%','เปอร์เซ็นต์' , $value);
		$value = str_replace('<','-' , $value);
		$value = str_replace('>','-' , $value);
		$value = str_replace('|','' , $value);
		$value = str_replace('"','-' , $value);
		$value = str_replace('?','-' , $value);
		$value = str_replace(';','-' , $value);
		$value = str_replace('^','-' , $value);
		$value = str_replace('&','-' , $value);
		$value = str_replace('!','-' , $value);
		$value = str_replace('.','' , $value);
		$value = str_replace('/','-' , $value);
		$value = str_replace('*','-' , $value);
		$value = str_replace(',','-' , $value);
		$value = str_replace('“','-' , $value);
		$value = str_replace('"','-' , $value);
		$value = str_replace(':','-' , $value);
		$value = str_replace('"','-' , $value);
		$value = str_replace('\'','-' , $value);
		$value = str_replace('---','-' , $value);
		$value = str_replace('--','-' , $value);
		return $value;
	}

$sql = " INSERT INTO table SET topic = '$title', alias = '".getTitle($title)."'  ";

<a href="<?PHP echo $data['alias']; ?>.html" ><?PHP echo $data['title']; ?></a>

<?PHP
 $alias = trim($_GET['topic']);
 $getData = " SELECT * FROM table WHERE alias = '$alias' ";
 //code here
?>