<?php
$scheme = (!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off') ? 'https' : 'http';
$currentHost = $_SERVER['HTTP_HOST'] ?? ($_SERVER['SERVER_NAME'] ?? '');
$currentHost = preg_replace('/[^A-Za-z0-9\.\-:]/', '', $currentHost);
$baseUrl = $currentHost !== '' ? $scheme . '://' . $currentHost : '';
$paths = ['/', '/brand-film/', '/video-community/', '/ai-lab/', '/entertainment-culture/', '/creator-center/', '/contact/', '/selected-video/', '/sweet-community/', '/creation-center/', '/ai-toolbox/', '/emotion-space/', '/data/site-data.php'];
header('Content-Type: application/xml; charset=utf-8');
echo '<?xml version="1.0" encoding="UTF-8"?>' . "\n";
?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
<?php foreach ($paths as $path): ?>
  <url>
    <loc><?php echo htmlspecialchars($baseUrl . $path, ENT_XML1, 'UTF-8'); ?></loc>
    <lastmod><?php echo date('Y-m-d'); ?></lastmod>
    <changefreq><?php echo $path === '/' ? 'daily' : 'weekly'; ?></changefreq>
    <priority><?php echo $path === '/' ? '1.0' : '0.8'; ?></priority>
  </url>
<?php endforeach; ?>
</urlset>
