config.php

<?php
// Load environment variables
function loadEnv($file) {
    if (!file_exists($file)) {
        return;
    }
    
    $lines = file($file, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
    foreach ($lines as $line) {
        if (strpos($line, '#') === 0) {
            continue;
        }
        
        if (strpos($line, '=') !== false) {
            list($key, $value) = explode('=', $line, 2);
            $key = trim($key);
            $value = trim($value);
            $_ENV[$key] = $value;
        }
    }
}

loadEnv(__DIR__ . '/.env');

$host = $_ENV['DB_HOST'] ?? 'localhost';
$dbname = $_ENV['DB_NAME'] ?? '';
$username = $_ENV['DB_USER'] ?? '';
$password = $_ENV['DB_PASS'] ?? '';

try {
  $db = new PDO("mysql:host=$host;dbname=$dbname", $username, $password);
  $db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
} catch(PDOException $e) {
  echo "Veritabanı bağlantı hatası: " . $e->getMessage();
}

?>