[Pemprograman Berbasis KK] Tugas 4

Nitama Nurlingga Yotifa
05111740000059

Pengenalan Framework Code Igniter [3]

Mengatur Hak Akses User

  1. Membuat Tabel untuk User

    2. Buat tabel dengan nama users dan buat skema tabelnya seperti pada gambar dibawah.


    Kemudian insert data admin.


  2. Membuat Model User pada application/models/User_model.php

    3. 1:  <?php  
2:  class User_model extends CI_Model  
3:  {  
4:    private $_table = "users";  
5:    public function doLogin(){  
6:            $post = $this->input->post();  
7:      // cari user berdasarkan email dan username  
8:      $this->db->where('email', $post["email"])  
9:          ->or_where('username', $post["email"]);  
10:      $user = $this->db->get($this->_table)->row();  
11:      // jika user terdaftar  
12:      if($user){  
13:        // periksa password-nya  
14:        $isPasswordTrue = password_verify($post["password"], $user->password);  
15:        // periksa role-nya  
16:        $isAdmin = $user->role == "admin";  
17:        // jika password benar dan dia admin  
18:        if($isPasswordTrue && $isAdmin){   
19:          // login sukses yay!  
20:          $this->session->set_userdata(['user_logged' => $user]);  
21:          $this->_updateLastLogin($user->user_id);  
22:          return true;  
23:        }  
24:      }  
25:      // login gagal  
26:            return false;  
27:    }  
28:    public function isNotLogin(){  
29:      return $this->session->userdata('user_logged') === null;  
30:    }  
31:    private function _updateLastLogin($user_id){  
32:      $sql = "UPDATE {$this->_table} SET last_login=now() WHERE user_id={$user_id}";  
33:      $this->db->query($sql);  
34:    }  
35:  }

  3. Membuat Controller Login pada controllers/admin/Login.php

    4. 1:  <?php  
2:  class Login extends CI_Controller  
3:  {  
4:    public function __construct()  
5:    {  
6:      parent::__construct();  
7:      $this->load->model("user_model");  
8:      $this->load->library('form_validation');  
9:    }  
10:    public function index()  
11:    {  
12:      // jika form login disubmit  
13:      if($this->input->post()){  
14:        if($this->user_model->doLogin()) redirect(site_url('admin'));  
15:      }  
16:      // tampilkan halaman login  
17:      $this->load->view("admin/login_page.php");  
18:    }  
19:    public function logout()  
20:    {  
21:      // hancurkan semua sesi  
22:      $this->session->sess_destroy();  
23:      redirect(site_url('admin/login'));  
24:    }  
25:  }

  4. Membuat View untuk Halaman Login pada application/view/admin/login_page.php

    5. 1:  <!DOCTYPE html>  
2:  <html lang="en">  
3:  <head>  
4:    <meta charset="UTF-8">  
5:    <meta name="viewport" content="width=device-width, initial-scale=1.0">  
6:    <meta http-equiv="X-UA-Compatible" content="ie=edge">  
7:    <title>Login Admin</title>  
8:    <!-- Bootstrap core CSS-->  
9:    <link href="<?php echo base_url('css/styles.css') ?>" rel="stylesheet">  
10:  </head>  
11:  <body>  
12:    <div class="container">  
13:      <div class="row">  
14:        <div class="col-12 col-md-6 text-center mt-5 mx-auto p-4">  
15:          <h1 class="h2">Login Admin</h1>  
16:          <p class="lead">Silahkan masuk ke Panel Admin</p>  
17:        </div>  
18:      </div>  
19:      <div class="row">  
20:        <div class="col-12 col-md-5 mx-auto mt-5">  
21:          <form action="<?= site_url('admin/login') ?>" method="POST">  
22:            <div class="form-group">  
23:              <label for="email">Email</label>  
24:              <input type="text" class="form-control" name="email" placeholder="Pakai username juga bisa.." required />  
25:            </div>  
26:            <div class="form-group">  
27:              <label for="password">Password</label>  
28:              <input type="password" class="form-control" name="password" placeholder="Password.." required />  
29:            </div>  
30:            <div class="form-group">  
31:              <div class="d-flex justify-content-between">  
32:                <div class="custom-control custom-checkbox">  
33:                  <input type="checkbox" class="custom-control-input" name="rememberme" id="rememberme" />  
34:                  <label class="custom-control-label" for="rememberme"> Ingat Saya</label>  
35:                </div>  
36:                <a href="<?= site_url('reset_password') ?>">Lupa Password?</a>  
37:              </div>  
38:            </div>  
39:            <div class="form-group">  
40:              <input type="submit" class="btn btn-success w-100" value="Login" />  
41:            </div>  
42:          </form>  
43:        </div>  
44:      </div>  
45:    </div>  
46:  </body>  
47:  </html>

  5. Uji Coba Fitur Login


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