osu recent tracks

<?php
// XSS cleaned _GET[] of either username or userid goes here
// $username = strip_tags($_GET['u']);

// Associative array of plays goes here
// $plays = mysql_fetch_array(mysql_query("SELECT * FROM user_plays WHERE username = '" . $username . "' LIMIT 5"), MYSQL_ASSOC);

// Row names in assoc array
$var_beatmapname    =   "bm_name";      // Name of beatmap
$var_beatmapid      =   "bm_id";        // Beatmap's id for links
$var_beatmapscore   =   "bm_score";     // Score achieved
$var_beatmaprank    =   "bm_rank";      // Corresponding rank
$var_beatmapplayed  =   "bm_played";    // When it was played

// Test data for non-database debugging
$username = "sp1ky";
$plays = array(array(
                            'bm_name' => 'Eminem - Not Afraid',
                            'bm_id' => '16892',
                            'bm_score' => '15,672,424',
                            'bm_rank' => 'SS',
                            'bm_played' => '1276825500'
                        ));



//echo '< ?xml version="1.0"? >' . "\n";
echo '<rss version="2.0">' . "\n";
    echo "<channel>\n";
    echo "<title>Recently played tracks (24hr)</title>\n";
    echo "<description>Recently played tracks for user " . $username . " on osu.ppy.sh</description>\n";
    echo "<link>http://osu.ppy.sh/feed/recent/" . $username . "</link>\n";
    echo "<pubDate>" . date("r") . "</pubDate>\n";
    echo "<language>en-us</language>\n";
    foreach($plays as $play)
    {
        echo "<item>\n";
            echo "<title>" . $play[$var_beatmapname] . "</title>\n";
            echo "<link>http://osu.ppy.sh/pages/index.php?p=song&b=" . $play[$var_beatmapid] . "</link>\n";
            echo "<author>" . $username . "</author>\n";
            echo "<description>" . $play[$var_beatmapscore] . " (" . $play[$var_beatmaprank] . ")" . "</description>\n";
            echo "<pubDate>" . date("r", $play[$var_beatmapplayed]) . "</pubDate>\n";
        echo "</item>\r\n";
    }
    echo "</channel>";
echo "</rss>";
?>