<?php
+/*
+ * Laconica - a distributed open-source microblogging tool
+ * Copyright (C) 2008, Controlez-Vous, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
-function handle_login() {
- if ($_REQUEST['METHOD'] == 'POST') {
- if (login_check_user($_REQUEST['user'], $_REQUEST['password'])) {
-
+if (!defined('LACONICA')) { exit(1); }
+
+class LoginAction extends Action {
+
+ function is_readonly() {
+ return true;
+ }
+
+ function handle($args) {
+ parent::handle($args);
+ if (common_is_real_login()) {
+ common_user_error(_('Already logged in.'));
+ } else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
+ $this->check_login();
+ } else {
+ $this->show_form();
+ }
+ }
+
+ function check_login() {
+ # XXX: form token in $_SESSION to prevent XSS
+ # XXX: login throttle
+ $nickname = $this->arg('nickname');
+ $password = $this->arg('password');
+ if (common_check_user($nickname, $password)) {
+ # success!
+ if (!common_set_user($nickname)) {
+ common_server_error(_('Error setting user.'));
+ return;
+ }
+ common_real_login(true);
+ if ($this->boolean('rememberme')) {
+ common_debug('Adding rememberme cookie for ' . $nickname);
+ common_rememberme();
+ }
+ # success!
+ $url = common_get_returnto();
+ if ($url) {
+ # We don't have to return to it again
+ common_set_returnto(NULL);
+ } else {
+ $url = common_local_url('all',
+ array('nickname' =>
+ $nickname));
+ }
+ common_redirect($url);
+ } else {
+ $this->show_form(_('Incorrect username or password.'));
+ return;
+ }
+
+ # success!
+ if (!common_set_user($user)) {
+ common_server_error(_('Error setting user.'));
+ return;
+ }
+
+ common_real_login(true);
+
+ if ($this->boolean('rememberme')) {
+ common_debug('Adding rememberme cookie for ' . $nickname);
+ common_rememberme($user);
+ }
+ # success!
+ $url = common_get_returnto();
+ if ($url) {
+ # We don't have to return to it again
+ common_set_returnto(NULL);
+ } else {
+ $url = common_local_url('all',
+ array('nickname' =>
+ $nickname));
+ }
+ common_redirect($url);
+ }
+
+ function show_form($error=NULL) {
+ common_show_header(_('Login'), NULL, $error, array($this, 'show_top'));
+ common_element_start('form', array('method' => 'post',
+ 'id' => 'login',
+ 'action' => common_local_url('login')));
+ common_input('nickname', _('Nickname'));
+ common_password('password', _('Password'));
+ common_checkbox('rememberme', _('Remember me'), false,
+ _('Automatically login in the future; ' .
+ 'not for shared computers!'));
+ common_submit('submit', _('Login'));
+ common_element_end('form');
+ common_element_start('p');
+ common_element('a', array('href' => common_local_url('recoverpassword')),
+ _('Lost or forgotten password?'));
+ common_element_end('p');
+ common_show_footer();
+ }
+
+ function get_instructions() {
+ if (common_logged_in() &&
+ !common_is_real_login() &&
+ common_get_returnto())
+ {
+ # rememberme logins have to reauthenticate before
+ # changing any profile settings (cookie-stealing protection)
+ return _('For security reasons, please re-enter your ' .
+ 'user name and password ' .
+ 'before changing your settings.');
} else {
+ return _('Login with your username and password. ' .
+ 'Don\'t have a username yet? ' .
+ '[Register](%%action.register%%) a new account, or ' .
+ 'try [OpenID](%%action.openidlogin%%). ');
}
- } else {
- if (user_logged_in()) {
+ }
+
+ function show_top($error=NULL) {
+ if ($error) {
+ common_element('p', 'error', $error);
} else {
- login_show_form();
+ $instr = $this->get_instructions();
+ $output = common_markup_to_html($instr);
+ common_element_start('div', 'instructions');
+ common_raw($output);
+ common_element_end('div');
}
}
}
-
-function login_show_form() {
- html_start();
- html_head("Login");
- html_body();
-}
-
-function login_check_user($username, $password) {
-
-}
\ No newline at end of file