User controller

<?php defined('BASEPATH') OR exit('No direct script access allowed');

class User extends CI_Controller {

	public function __construct() {
        parent::__construct();
		$this->load->library('ion_auth');
        $this->form_validation->set_error_delimiters($this->config->item('error_start_delimiter', 'ion_auth'), $this->config->item('error_end_delimiter', 'ion_auth'));

        $this->lang->load('auth');
	}

public function index() {

         if (!$this->ion_auth->logged_in() || !$this->ion_auth->is_admin()) {
            // redirect them to the login page
            redirect('user/login', 'refresh');
        }

    }


public function login() {


        //validate form input
        $this->form_validation->set_rules('identity', 'Identity', 'required');
        $this->form_validation->set_rules('password', 'Password', 'required');

        if ($this->form_validation->run() == TRUE) {
           // passed validation
            $identity = $this->input->post('email');
            $password = $this->input->post('password');
            $remember = (bool) $this->input->post('remember');

            if ($this->ion_auth->login($identity, $password, $remember)) {

                //if the login is successful
                //redirect them back to the dashboard
                $this->session->set_flashdata('message', $this->ion_auth->messages());
                redirect('admin/Dashboard', 'refresh');
            }

            else
            {
                // if the login was un-successful
                // redirect them back to the login page
                $this->session->set_flashdata('message', $this->ion_auth->errors());
                redirect('user/login', 'refresh');
            }
        }
        else
        {
            // the user is not logging in so display the login page
            // set the flash data error message if there is one
            $this->load->view('user/login');
        }
    }



public function logout() {

    $this->data['title'] = "Logout";

        // log the user out
        $logout = $this->ion_auth->logout();

        // redirect them to the login page
        $this->session->set_flashdata('message', $this->ion_auth->messages());
        redirect('user/login', 'refresh');


  }




}//end