<?
class Login extends Controller {

    function Login()
    {
        parent::Controller();
        $this->load->helper('url');
				$this->load->library('session');
    }

    function index()
    {
        $data['base']       = $this->config->item('base_url');
        $data['css']        = $this->config->item('css');

        $this->load->helper(array('form', 'url'));        // load form
        $this->load->library('validation'); // load validations
              $rules['username'] = 'trim|required|xss_clean|callback__check_logindata';
              $rules['password'] = 'trim|required|md5';



            $fields['username']='Username';
            $fields['password']= 'Password ';


            $this->validation->set_fields($fields);
            $this->validation->set_rules($rules);


        if ($this->validation->run() == TRUE)
        {
            $this->load->model('Mlogin','',TRUE);
            $password = $this->validation->password;
            $username = $this->validation->username;
            if ($this->Mlogin->check_login_data($username, $password) == FALSE)
            {
                $this->validation->set_message('_check_logindata', 'Usu&aacute;rio ou senha inv&aacute;lidos!');
                return FALSE;
            }
        }
        else
        {
            $this->load->view('login_view' , $data);
        }
    }


     function _check_logindata($username) {

        $username = $this->input->post('username');
        $password = $this->input->post('password');

            $this->load->model('Mlogin');
            if ($this->Mlogin->check_login_data($username, $password) == FALSE)
            {
                $this->validation->set_message('_check_logindata', 'Usu&aacute;rio ou senha inv&aacute;lidos!');
                return FALSE;
            }
            else
            {
								$this->session('user') = $username;
								redirect('zimba/');
                return TRUE;
            }
        }

}
?>