sitemap.xml

<?php
// --------------------------------------------------
// Creating Sitemaps in Google Webmaster Tools http://support.google.com/webmasters/bin/answer.py?hl=en&answer=183668
// --------------------------------------------------

include 'content/config.php';  // Configuration
include 'content/connect.php'; // Connect to MySQL

header('Content-Type: application/xml');


// HTTP header caching
// --------------------------------------------------
$tablemod = mysql_query("SELECT CONCAT(DATE_FORMAT(MAX(GREATEST(updated, created)), '%a, %d %b %Y %T '), @@global.time_zone) AS date FROM `" . table . "`");
while ($row = @mysql_fetch_array($tablemod, MYSQL_ASSOC)) {
    function cache(&$gmtime) {
        if (isset($_SERVER['HTTP_IF_MODIFIED_SINCE']) || isset($_SERVER['HTTP_IF_NONE_MATCH'])) {
            if ($_SERVER['HTTP_IF_MODIFIED_SINCE'] == $gmtime) {
                http_response_code(304);
                exit;
            }
        }

        header('Last-Modified: ' . $gmtime);
    }

    cache($row['date']);
}

echo '<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
        xmlns:image="http://www.sitemaps.org/schemas/sitemap-image/1.1"
        xmlns:video="http://www.sitemaps.org/schemas/sitemap-video/1.1">
';

$result = mysql_query("SELECT url, CONCAT(DATE_FORMAT(GREATEST(updated, created), '%Y-%m-%dT%H:%i:%s'), @@global.time_zone) AS date FROM `" . table . "` ORDER BY array ASC");
while ($row = @mysql_fetch_array($result, MYSQL_ASSOC)) {
    $row[] = array(
        'row' => array_map('htmlspecialchars', $row)
    );
    echo "    <url>\n        <loc>http://{$_SERVER['SERVER_NAME']}$path{$row['url']}</loc>\n        <lastmod>{$row['date']}</lastmod>\n    </url>";
}

mysql_close($con);

echo "\n</urlset>";