root/userbar.php

<?php</span>
<span class="code-lang">$root_path = './';

$digits_template = $root_path . 'pic/font_visitor.png';
$template_file = $root_path . 'pic/userbar_template.png';

$rating_x = 306;
$rating_y = 6;

$class_x = 205;
$class_y = 6;

$digits_ini = array();
$n = 0;</span>
<span class="code-lang">for ( $i = 45; $i < 91; ++$i ) {
    $digits_ini[chr($i)] = array(0 => $n, 1 => 7);
    $n += 7;
}
$digits_ini[' '] = array(0 => 98, 1 => 7);
$users_class_name_arr = array('Leecher', 'User', 'Power user', 'VIP', 'Uploader', 'Moderator', 'Admin', 'Sysop');

$gd_enabled = ( function_exists('gd_info') ? true : false );</span>
<span class="code-lang">
if ( !$gd_enabled ) {
    gc("GD library not installed");
}

$query = strtolower($_SERVER['REQUEST_URI']);</span>
<span class="code-lang">if ( !preg_match("/^(.*)userbar\.php\/(.*)\.png$/si", $query, $res) ) {
    exit('invalid user');
}
$username = trim(urldecode($res[2]));
$img_file = $root_path . 'cache/png/' . $username . '.png';</span>
<span class="code-lang">
if ( !$digits_img = @imagecreatefrompng($digits_template) ) {
    exit("Cannot Initialize new GD image stream!");
}
if ( !($img = @imagecreatefrompng($template_file)) ) {
    exit("Cannot Initialize new GD image stream!");
}

if ( file_exists($img_file) && filemtime($img_file) > time() - 120 * 60 ) {
    header('Content-type: image/png');
    echo file_get_contents($img_file);
}
else {
    require ($root_path . 'include/config.php');

    $db->sql_return_on_error(true);

    $sql = 'SELECT uploaded, downloaded, class FROM ' . USERS_TABLE . ' WHERE name = ' . "'" . $db->sql_escape($username) . "'";
    $result = $db->sql_query($sql);
    if ( !$row = $db->sql_fetchrow($result) ) {
        gc('user not found');
    }
    else {
        $ratio = 'R:' . ( $row['downloaded'] ? number_format($row['uploaded'] / $row['downloaded'], 1) : ( $row['uploaded'] ? 'INF.' : '---' ) );

        for ($i = 0; $i < strlen($ratio); $i++) {
            $d_x=$digits_ini[$ratio[$i]][0];
            $d_w=$digits_ini[$ratio[$i]][1];
            imagecopy($img, $digits_img, $rating_x, $rating_y, $d_x, 0, $d_w, imagesy($digits_img));
            $rating_x=$rating_x+$d_w-1;
        }

        $class = $users_class_name_arr[$row['class']];
        $class = 'CLASS:' . strtoupper($class);
        for ($i = 0; $i < strlen($class); $i++) {
            $d_x = $digits_ini[$class[$i]][0];
            $d_w = $digits_ini[$class[$i]][1];
            imagecopy($img, $digits_img, $class_x, $class_y, $d_x, 0, $d_w, imagesy($digits_img));
            $class_x = $class_x + $d_w-1;
        }
        ImagePNG($img, $img_file);
        header('Content-type: image/png');
        ImagePNG($img);
    }
}
?>