Download file disini
Buat library dengan nama Auth.php (dalam folder application/library)
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
class Auth {
public function cek_auth()
{
$this->ci =& get_instance();
$this->ci->session->userdata('status') == 1;
$this->sesi = $this->ci->session->userdata('isLogin');
if($this->sesi != TRUE){
redirect('login','refresh');
exit();
}
}
}
Buat Controller Login.php (dalam folder application/controllers)
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
class Login extends CI_Controller {
function __construct(){
parent::__construct();
$this->load->model('Login_model','login');
$this->load->library('form_validation');
}
function index()
{
$session = $this->session->userdata('isLogin');
if($session == FALSE){
$this->load->view('login/form_login');
}else{
redirect('biodata');
}
}
function do_login()
{
$username = $this->input->post("username");
$password = $this->input->post("password");
$status_aktif = $this->input->post("status");
$cek = $this->login->cek_user($username,md5($password),$status_aktif);
if(count($cek) == 1){
foreach ($cek as $cek){
$level_cek = $cek['level'];
$user_cek = $cek['username'];
$status_cek = $cek['status'];
$id_cek = $cek['id'];
}
$this->session->set_userdata(array(
'isLogin' => TRUE,
'user_data' => $user_cek,
'level_data' => $level_cek,
'status_data' => $status_cek,
'id_data' => $id_cek,
));
redirect('biodata','refresh');
}
else{
$this->session->set_flashdata('message','<div class="alert alert-danger text-center">Gagal Login! / username atau password tidak tepat !!!</div>');
redirect(site_url('login'));
}
}
function logout(){
$this->session->sess_destroy();
redirect('login','refresh');
}
}
buat file Login_model.php (dalam folder application/models)
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
class Login_model extends CI_Model{
function __construct()
{
parent::__construct();
$this->tbl = "admin";
}
function cek_user($username="",$password="",$status_aktif="")
{
$query = $this->db->get_where($this->tbl,array('username' => $username, 'password' => $password, 'status' => '1'));
$query = $query->result_array();
return $query;
}
function ambil_user($username)
{
$query = $this->db->query("SELECT * FROM admin WHERE username='$username' ");
$query = $query->result_array();
if($query){
return $query[0];
}
}
function user($id){
$this->db->select('*');
$this->db->where('id', $id);
$this->db->from('admin');
return $this->db->get()->row();
}
}
Dan folder baru dengan nama login dan buat file dengan nama form_login.php (dalam folder application/views/login)
<html>
<head>
<title>Form Login</title>
<link rel="stylesheet" href="<?php echo base_url('bootstrap/css/bootstrap.min.css') ?>"/>
</head>
<body>
<div class="container">
<div class="row">
<div class="col-md-4"></div>
<div class="col-md-4 alert">
<?php echo $this->session->flashdata('message');?>
<form class="form-signin" role="form" action="<?php echo base_url('login/do_login');?>" method="post">
<h2 class="form-signin-heading"><span class="glyphicon glyphicon-qrcode" aria-hidden="true"></span> Login Form Saya</h2>
<div class="input-group">
<span class="input-group-addon" id="basic-addon1"><span class="glyphicon glyphicon-user" aria-hidden="true"></span></span>
<input type="text" class="form-control" placeholder="Username" aria-describedby="basic-addon1" name="username">
</div>
<br/>
<div class="input-group">
<span class="input-group-addon" id="basic-addon1"><span class="glyphicon glyphicon-lock" aria-hidden="true"></span></span>
<input type="Password" class="form-control" placeholder="Password" aria-describedby="basic-addon1" name="password">
</div>
<hr>
<button class="btn btn-lg btn-primary btn-block" type="submit">Masuk</button>
</form>
</div>
<div class="col-md-4"></div>
</div>
</div> <!-- /container -->
</body>
</html>
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