3 * Laconica - a distributed open-source microblogging tool
4 * Copyright (C) 2008, Controlez-Vous, Inc.
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU Affero General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU Affero General Public License for more details.
16 * You should have received a copy of the GNU Affero General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 if (!defined('LACONICA')) { exit(1); }
22 class LoginAction extends Action {
24 function handle($args) {
25 parent::handle($args);
26 if (common_logged_in()) {
27 common_user_error(_t('Already logged in.'));
28 } else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
35 function check_login() {
36 # XXX: form token in $_SESSION to prevent XSS
38 $nickname = $this->arg('nickname');
39 $password = $this->arg('password');
40 if (common_check_user($nickname, $password)) {
42 if (!common_set_user($nickname)) {
43 common_server_error(_t('Error setting user.'));
47 $url = common_get_returnto();
49 # We don't have to return to it again
50 common_set_returnto(NULL);
52 $url = common_local_url('all',
56 common_redirect($url);
58 $this->show_form(_t('Incorrect username or password.'));
62 function show_form($error=NULL) {
63 common_show_header(_t('Login'), NULL, $error, array($this, 'show_top'));
64 common_element_start('form', array('method' => 'POST',
66 'action' => common_local_url('login')));
67 common_input('nickname', _t('Nickname'));
68 common_password('password', _t('Password'));
69 common_submit('submit', _t('Login'));
70 common_element_end('form');
74 function show_top($error=NULL) {
76 common_element('p', 'error', $error);
78 common_element('p', 'instructions',
79 _t('Login with your username and password. ' .
80 'Don\'t have a username yet? Choose register above. '));