scrip controller pelanggan

<?php
defined('BASEPATH') OR exit('No direct script access allowed');

class Pelanggan extends CI_Controller{
private $folderview ="backend/v_pelanggan/";
//private $template ="backend/v_template/";
private $redirect ="pelanggan";

  public function __construct()
  {
    parent::__construct();
    $this->load->model('M_pelanggan');
    //Codeigniter : Write Less Do More
  }

  function index()
  {
    $q=$this->M_pelanggan->GetAll();
    $data=array(
    'judul'=>"Data pelanggan",
    'data'=>$q
  );
  //n$this->load->view($this->template.'menu',$data);
  $this->load->view($this->folderview.'read',$data);
  }
  public function create()
  {
    $data = array(
      'judul'=>'Daftar pelanggan Baru',
      'data' => ''
    );
    $this->load->view($this->folderview.'create',$data);
  }

  public function save()
  {
    $data = array(

      'nama_pelanggan'=> $this->input->post('nama_pelanggan'),
      'alamat'=> $this->input->post('alamat'),
      'no_tlp'=> $this->input->post('no_tlp'),
      'email_pelanggan'=> $this->input->post('email_pelanggan'),
      'pswd_pelanggan'=>md5($this->input->post('pswd_pelanggan'))
  );
  $this->M_pelanggan->save($data);
  redirect($this->redirect, 'refresh');

  }

}