Codeigniter registration login code example_PHP tutorial-PHP Tutorial-php.cn

Codeigniter registration login code example_PHP tutorial

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Release： 2016-07-13 10:28:33

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This sample Codeigniter registration and login code comes from a codeigniter project, now share it~

Due to the use of the Active Record class, general database operations only have two layers, namely C and V

controllers/login.php file:

Copy code The code is as follows:

class Login extends CI_Controller {
private $pass = '' ;
public function __construct() {
parent::__construct ();
$this->load->helper ( array (
'form',
'url'
) );
$this->load->library('session');
}
public function index() {
$this->load->view ( 'login' );
}
public function formsubmit() {
$this->load->library ( 'form_validation' );

$this->form_validation ->set_rules ( 'username', 'Username', 'required' );
$this->form_validation->set_rules ( 'password', 'Password', 'required' );
if ( $this->form_validation->run () == FALSE) {
$this->load->view ( 'login' );
} else {
if (isset ( $ _POST ['submit'] ) && ! empty ( $_POST ['submit'] )) {
$data = array (
'user' => $_POST ['username'],
' pass' => md5($_POST ['password'])
);
$newdata = array(
'username' => $data ['user'] ,
'userip ' => $_SERVER['REMOTE_ADDR'],
'luptime' =>time()
);
if ($_POST ['submit'] == 'login') {
$query = $this->db->get_where ( 'uc_user', array (
) 'user' => $data ['user']
), 1, 0 );

foreach ( $query->result () as $row ) {
$pass = $row->pass;
}
if ($pass == $data ['pass' ]) {

$this->session->set_userdata($newdata);
$this->load->view ('usercenter', $data);
}
} else if ($_POST ['submit'] == 'register') {

$this->session->set_userdata($newdata);
$this-> db->insert ( 'uc_user', $data );
$this->load->view ( 'usercenter', $data );
} else {
$this-> session->sess_destroy();
$this->load->view ( 'login' );
}
}
}
}
}

views/login.php file:

Copy code The code is as follows:

< ;td>

username
Password

sql statement:

uc_user:

Copy code The code is as follows:

CREATE TABLE `uc_user` (
           `id` int(11) unsigned zerofill NOT NULL AUTO_INCREMENT,
           `user` varchar(20) NOT NULL,
           `pass` char(32) NOT NULL,
           `role` enum('root','normal') NOT NULL DEFAULT 'root',
           `del` decimal(1,0) NOT NULL DEFAULT '0',
           PRIMARY KEY (`id`)
         ) ENGINE=InnoDB AUTO_INCREMENT=5 DEFAULT CHARSET=latin1