$val = $engine->add_new_teacher($_POST['full_name'], $_POST['user_name'], $_POST['user_pass'], $_POST['department']); header("Location: ../Librarian.php?page=add_new_student"); exit; } } else { header("Location: ../Librarian.php?page=add_new_student"); exit; } } if (isset($_POST['upload_books'])) { require_once '../private/File_Manager.php'; $manager = new File_Manager(); $file = $_FILES['upload_file']; $uploaded = upload_file($file); if (strlen($uploaded) == 34) { $manager->Upload_Books('../files/' . $uploaded); header("Location: ../Librarian.php?page=library_books"); exit; } else { } } if (isset($_POST['upload_cds'])) { require_once '../private/File_Manager.php'; $manager = new File_Manager(); $file = $_FILES['upload_file']; $uploaded = upload_file($file); if (strlen($uploaded) == 34) { $manager->Upload_CDs('../files/' . $uploaded); header("Location: ../Librarian.php?page=library_cds"); exit; } else {