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<?php |
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/** |
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* Auth Library |
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* @author Irfa Ardiasnyah |
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* @link https://github.com/irfaardy/codeigniter3-auth |
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* @version 1.1.0 |
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*/ |
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class Auth{ |
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private $CI; |
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function __construct(){ |
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$this->CI = & get_instance(); |
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} |
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/** |
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* Cek username dan password, jika password yang diinputkan sama dengan di database sama maka login sukses. |
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* |
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* @param string $username |
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* @param string $password |
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* @return boolean |
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*/ |
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public function verify($username,$password){ |
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$get = $this->CI->user->getBy(['username' => $username]); |
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if(password_verify($password, $get->password)) { |
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$user_datas = array( |
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'user_id' => $get->id, |
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'logged_in' => TRUE, |
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'login_token' => sha1($get->id.time().mt_rand(1000,9999)) |
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); |
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$this->CI->session->sess_regenerate(); |
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$this->CI->session->set_userdata($user_datas); |
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return true; |
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} else { |
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return false; |
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} |
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} |
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/** |
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* Cek sudah login apa belum. |
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* |
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* @return boolean |
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*/ |
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public function check(){ |
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if($this->CI->session->logged_in) { |
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return true; |
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} |
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return false; |
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} |
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/** |
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* Cek hak akses. |
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* |
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* @return mixed |
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*/ |
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public function hakAkses($hakAksesId){ |
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if($this->user()->level != $hakAksesId) { |
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$this->CI->session->set_flashdata('warning','Anda tidak dapat mengakses halaman ini.'); |
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return redirect($_SERVER['HTTP_REFERER']); |
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} |
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} |
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/** |
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* Ambil data user sesuai dengan id yang login. |
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* |
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* @return mixed |
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*/ |
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public function user(){ |
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if($this->check()) { |
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$get = $this->CI->user->getBy(['id' => $this->CI->session->user_id]); |
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return $get; |
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} |
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return false; |
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} |
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/** |
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* Keluar dari sesi. |
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* |
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* @return void |
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*/ |
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public function logout(){ |
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if(empty($this->CI->input->get('token'))){ |
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return redirect($_SERVER['HTTP_REFERER']); |
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} |
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if($this->CI->session->login_token === $this->CI->input->get('token')){ |
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$this->destroy(); |
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} else{ |
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return redirect($_SERVER['HTTP_REFERER']); |
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} |
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} |
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private function destroy(){ |
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$this->CI->session->sess_regenerate(TRUE); |
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$this->CI->session->sess_destroy(); |
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return redirect(base_url('login')); |
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} |
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/** |
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* Mencegah guest untuk mengakses halaman |
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* @return void |
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*/ |
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public function protect(){ |
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if(!$this->check()){ |
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$this->destroy(); |
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} |
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} |
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} |
irfaardy /
codeigniter3-auth
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