prepare("SELECT id, username, password, role FROM users WHERE username = ?"); $stmt->execute([$username]); $user = $stmt->fetch(); if ($user && password_verify($password, $user['password'])) { $_SESSION['user_id'] = $user['id']; $_SESSION['username'] = $user['username']; $_SESSION['user_role'] = $user['role']; header("Location: index.php"); exit; } else { $errors[] = 'Invalid username or password.'; } } catch (PDOException $e) { $errors[] = "Database error: " . $e->getMessage(); } } } ?> Login - <?php echo htmlspecialchars($_SERVER['PROJECT_NAME'] ?? 'Web Directory'); ?>

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