<?

class Auth extends MY_Controller
{
    protected $params = array(); 

    public function __construct()
    {
        parent::__construct();
        $this->load->library('form_validation');
        $this->load->model('Main_Model', 'model');        
    }
    

    /**
     * Fungsi ini berfungsi membuka halaman login apabila session tidak ditemukan,
     * melakukan form_validation jika form tidak diisi,
     * jika session ditemukan, diarahkan ke 'Dashboard/index'
     */
    public function login()
    {
        if($this->session->userdata('authenticated') == true){

            if($this->session->userdata('user_group') == null){
                $this->logout();
            } else {
                // simpan data ke table login
                $data = array(
                    'KAR_ID' => $this->session->userdata('kar_id'),
                    'login_datetime' => time()
                );
    
                $insert = $this->model->insert('login', $data);

                // redirect ke halaman masing-masing

                $kar_id = intval($this->session->userdata('kar_id'));
                if($this->session->userdata('user_group') == 'subordinate'){
                    redirect('program?id='.$kar_id , 'location');
                } else {
                    redirect('dashboard');
                }
            }    
        } else {
            $this->session->unset_userdata('message');
            $this->form_validation->set_rules('nik', 'NIK', 'required');
            $this->form_validation->set_rules('password', 'Password', 'required');

            if($this->form_validation->run() == false){
                $this->view('auth');
            } else {
                $nik = $this->input->post('nik');
                $pass = $this->input->post('password');

                $this->validate($nik, $pass);
            }
        }
    }

    /**
     * Fungsi ini berfungsi untuk melakukan user validation dari halaman login
     * cek user, cek password, create session, select user-group, relation
     */
    public function validate($nik, $pass)
    {
            $this->session->unset_userdata('message');

            $user = $this->db('user',$nik);

            if($user == null){
                $this->session->set_flashdata('message', 'NIK Anda tidak ditemukan');
                $this->view('auth');
            } else {
                if($user->ug_id == 0){
                    $this->session->set_flashdata('message', 'Anda tidak mempunyai akses SLD');
                    $this->view('auth');
                } elseif(md5($pass) !== $user->KAR_PASSWORD){
                    $this->session->set_flashdata('message', 'Password Anda salah');
                    $this->view('auth');
                } else {
                    $name_string = $user->KAR_NAME;
                    $arr = explode(" ", $name_string);
                    $first = $arr[0];
                    $second = isset($arr[1]) ? $arr[1] : '';
                    $result = '';

                    if (count($arr) === 1) {
                        $result = substr($first, 0, 1);
                    } else {
                        $result = substr($first, 0, 1) . substr($second, 0, 1);
                    }

                    $session = array(
                        'authenticated'=>true,
                        'kar_id'=>$user->KAR_ID,
                        'nik'=>$user->KAR_NIK,
                        'initial'=>$result,
                        'name'=>$user->KAR_NAME,
                        'email'=>$user->KAR_EMAIL,
                        'photo'=>$user->KAR_PHOTO,
                        'role'=>$user->KAR_ROLE,
                        'last_login'=>$user->KAR_LAST_LOGIN,
                        'user_group'=>$user->ug_name,
                        'position'=>$user->JAB_NAME,
                        'section'=>$user->SEC_NAME,
                        'direct'=>$user->KAR_ATASAN,
                    );

                    $this->session->set_userdata($session);
                    $this->login();
                }
            }          
        }

    /**
     * Fungsi ini digunakan didalam controller Auth untuk menjadi jembatan antara controller Auth dan database di Model
     */
    public function db($db,$nik)
    {

        if($db == 'user')
        {
            return $this->model->getUser(array('KAR_NIK' => $nik))->row();
        }
        
    }
    
    public function logout(){
        $this->session->unset_userdata('authenticated');
        $this->session->unset_userdata('user_group');
        $this->session->sess_destroy();
        redirect('auth');
    }
}


<div style="border:1px solid #990000;padding-left:20px;margin:0 0 10px 0;">

<h4>A PHP Error was encountered</h4>

<p>Severity: Warning</p>
<p>Message:  Cannot modify header information - headers already sent by (output started at /home/bumalati/sld.bumalati.com/application/controllers/Auth.php:1)</p>
<p>Filename: core/Common.php</p>
<p>Line Number: 571</p>


	<p>Backtrace:</p>
	
		
			<p style="margin-left:10px">
			File: /home/bumalati/sld.bumalati.com/index.php<br />
			Line: 315<br />
			Function: require_once			</p>

		
</div><!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
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<style type="text/css">

::selection { background-color: #E13300; color: white; }
::-moz-selection { background-color: #E13300; color: white; }

body {
	background-color: #fff;
	margin: 40px;
	font: 13px/20px normal Helvetica, Arial, sans-serif;
	color: #4F5155;
}

a {
	color: #003399;
	background-color: transparent;
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}

h1 {
	color: #444;
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	border-bottom: 1px solid #D0D0D0;
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	margin: 0 0 14px 0;
	padding: 14px 15px 10px 15px;
}

code {
	font-family: Consolas, Monaco, Courier New, Courier, monospace;
	font-size: 12px;
	background-color: #f9f9f9;
	border: 1px solid #D0D0D0;
	color: #002166;
	display: block;
	margin: 14px 0 14px 0;
	padding: 12px 10px 12px 10px;
}

#container {
	margin: 10px;
	border: 1px solid #D0D0D0;
	box-shadow: 0 0 8px #D0D0D0;
}

p {
	margin: 12px 15px 12px 15px;
}
</style>
</head>
<body>
	<div id="container">
		<h1>404 Page Not Found</h1>
		<p>The page you requested was not found.</p>	</div>
</body>
</html>