folderweb/app/config.php

<?php

// Load configuration
$configFile = file_exists(__DIR__ . '/../custom/config.ini')
    ? __DIR__ . '/../custom/config.ini'
    : __DIR__ . '/config.ini';
$config = parse_ini_file($configFile, true);

$defaultLang = $config['languages']['default'] ?? 'no';
$availableLangs = array_map('trim', explode(',', $config['languages']['available'] ?? 'no'));

// Use user content if exists and has content, otherwise fall back to demo content
$userContentDir = $_SERVER['DOCUMENT_ROOT'];
$demoContentDir = __DIR__ . '/default/content';

// Check if user content directory has actual content (more than just . and ..)
$hasUserContent = is_dir($userContentDir) && count(scandir($userContentDir) ?: []) > 2;

$contentDir = $hasUserContent ? realpath($userContentDir) : realpath($demoContentDir);

// Extract request information
$requestUri = parse_url($_SERVER['REQUEST_URI'] ?? '', PHP_URL_PATH) ?: '/';
$hasTrailingSlash = str_ends_with($requestUri, '/') && $requestUri !== '/';
$requestPath = trim($requestUri, '/');

// Extract language from URL
$currentLang = $defaultLang;
$pathParts = explode('/', $requestPath);
if (!empty($pathParts[0]) && in_array($pathParts[0], $availableLangs) && $pathParts[0] !== $defaultLang) {
    $currentLang = $pathParts[0];
    array_shift($pathParts);
    $requestPath = implode('/', $pathParts);
}

// Resolve templates with custom fallback to defaults
$baseTemplate = resolveTemplate('base');
$pageTemplate = resolveTemplate('page');
$listTemplate = resolveTemplate('list');