Codeigniter处理用户登录验证后URL跳转的代码

2. class MY_Controller extends CI_Controller
3. {
4. public function __construct()
5. {
6. parent::__construct();
7. /*判断是否登录，判断当前URL是否是auth/login*/
8. if ( ! $this->tank_auth->is_logged_in()
9. && ( $this->router->fetch_class() != 'auth' && $this->router->fetch_method() != 'login'))
10. {
11. $redirect = $this->uri->uri_string();
13. if ( $_SERVER['QUERY_STRING'])
14. {
15. $redirect .= '?' . $_SERVER['QUERY_STRING'];
16. }
17. /*跳转到用户登陆页面，指定Login后跳转的URL*/
18. redirect('auth/login?redirect='.$redirect);
19. }
20. }
21. }
22. ?>

文件：User.php

3. class User extends MY_Controller

4. {
5. function login()
6. {

7. if ($this->tank_auth->is_logged_in()) { // logged in

8. redirect('/');

9. } else {

10. //other codes here......
11. /*判断是否有redirect信息*/
12. $data['redirect'] = isset($_GET['redirect']) ? $_GET['redirect'] : '/';

13. if ($this->form_validation->run()) { // validation ok

14. if ($this->tank_auth->login(
15. $this->form_validation->set_value('login'),
16. $this->form_validation->set_value('password'),
17. $this->form_validation->set_value('remember'),
18. $data['login_by_username'],
19. $data['login_by_email'])) { // success
20. redirect($data['redirect']);

21. } else {

22. //error handling
23. }
24. }
25. $this->load->view("login_form")
26. }
27. }
28. /*
29. Note: 在login_form中需要注意，提交表单的form地址：
31. */
32. }?>

在login_form中需要注意，提交表单的form地址：