/**
 * Central Legacy Router for Werbung Module
 * Routes clean URLs to legacy PHP files directly.
 */
require_once __DIR__ . '/../../db_session_li.php';
require_once __DIR__ . '/inc/bootstrap.php';
require_once __DIR__ . '/inc/helpers.php';

$file = $_GET['file'] ?? '';

if (empty($file)) {
    header('Location: /Werbung/');
    exit;
}

$ext = pathinfo($file, PATHINFO_EXTENSION);
$legacyFile = $file;

if (empty($ext)) {
    $legacyFile .= '.php';
}

// Special mappings if needed
$mappings = [
    'Information' => 'Werbung_Information.php',
];

if (isset($mappings[$file])) {
    $legacyFile = $mappings[$file];
}

$fullPath = __DIR__ . '/legacy/original/' . $legacyFile;

if (!is_file($fullPath)) {
    http_response_code(404);
    echo "Legacy file not found: " . htmlspecialchars($legacyFile);
    exit;
}

// Legacy compatibility: many old scripts use $mysql instead of $con
global $con, $mysql;
$mysql = $con;

// Determine how to include/read
if (pathinfo($legacyFile, PATHINFO_EXTENSION) === 'js') {
    header('Content-Type: application/javascript; charset=UTF-8');
    readfile($fullPath);
} else {
    include $fullPath;
}