Code:
$user="*****";
$pass="*****";
$db="*****";
$host="*****";
$player_name=$_GET['player_name'];
mysql_connect($host,$user,$pass);
@mysql_select_db($db) or die( "Konnte den Datenbank Namen nicht finden. Bitte versuche es erneut.");
$player_name = stripslashes($player_name);
$player_name = mysql_real_escape_string($player_name);
$query="SELECT * FROM wcf1_user WHERE username='$player_name'";
$result=mysql_query($query);
$i=mysql_num_rows($result);
if ($i == 1)
{
$player_name=mysql_result($result,0,"username");
header('Content-Type: image/png;');
$im = @imagecreatefrompng('signature.png') or die("Das Signatur Bild wurde nicht geladen. Versuche es erneut.");
$text_color = imagecolorallocate($im, 255,255,255);
$text_username = "$username";
$font = '/arial.ttf';
imagettftext($im, 16, 0, 50, 50, $text_color, $font, $text_username);
imagepng($im);
imagedestroy($im);
} else echo('Der Name konnte nicht gefunden werden. Versuche es erneut.');
mysql_close();
?>