<?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/>.
*/
if (!defined('LACONICA')) { exit(1); }
-class LoginAction extends Action {
-
- function handle($args) {
- parent::handle($args);
- if (common_logged_in()) {
- common_user_error(_t('Already logged in.'));
- } else if ($this->arg('METHOD') == 'POST') {
- $this->check_login();
- } else {
- $this->show_form();
- }
- }
+class LoginAction extends Action
+{
+ var $error = null;
+
+ function isReadOnly()
+ {
+ return true;
+ }
- 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, $password)) {
- common_set_user($nickname);
- common_redirect(common_local_url('all',
- array('nickname' =>
- $nickname)));
- } else {
- $this->show_form(_t('Incorrect username or password.'));
- }
- }
-
- function show_form($error=NULL) {
-
- common_show_header(_t('Login'));
- if (!is_null($error)) {
- common_element('div', array('class' => 'error'), $msg);
- }
- common_start_element('form', array('method' => 'POST',
- 'id' => 'login',
- 'action' => common_local_url('login')));
- common_element('label', array('for' => 'username'),
- _t('Name'));
- common_element('input', array('name' => 'username',
- 'type' => 'text',
- 'id' => 'username'));
- common_element('label', array('for' => 'password'),
- _t('Password'));
- common_element('input', array('name' => 'password',
- 'type' => 'password',
- 'id' => 'password'));
- common_element('input', array('name' => 'submit',
- 'type' => 'submit',
- 'id' => 'submit'),
- _t('Login'));
- common_element('input', array('name' => 'cancel',
- 'type' => 'button',
- 'id' => 'cancel'),
- _t('Cancel'));
- }
+ function handle($args)
+ {
+ parent::handle($args);
+ if (common_is_real_login()) {
+ $this->clientError(_('Already logged in.'));
+ } else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
+ $this->checkLogin();
+ } else {
+ $this->showForm();
+ }
+ }
+
+ function checkLogin()
+ {
+ # XXX: login throttle
+
+ # CSRF protection - token set in common_notice_form()
+ $token = $this->trimmed('token');
+ if (!$token || $token != common_session_token()) {
+ $this->clientError(_('There was a problem with your session token. Try again, please.'));
+ return;
+ }
+
+ $nickname = common_canonical_nickname($this->trimmed('nickname'));
+ $password = $this->arg('password');
+ if (common_check_user($nickname, $password)) {
+ # success!
+ if (!common_set_user($nickname)) {
+ $this->serverError(_('Error setting user.'));
+ return;
+ }
+ common_real_login(true);
+ if ($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 {
+ $this->showForm(_('Incorrect username or password.'));
+ return;
+ }
+
+ # success!
+ if (!common_set_user($user)) {
+ $this->serverError(_('Error setting user.'));
+ return;
+ }
+
+ common_real_login(true);
+
+ if ($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 showForm($error=null)
+ {
+ $this->error = $error;
+ $this->showPage();
+ }
+
+ function title()
+ {
+ return _('Login');
+ }
+
+ function showPageNotice()
+ {
+ if ($this->error) {
+ $this->element('p', 'error', $this->error);
+ } else {
+ $instr = $this->getInstructions();
+ $output = common_markup_to_html($instr);
+ $this->raw($output);
+ }
+ }
+
+ function showContent()
+ {
+ $this->elementStart('form', array('method' => 'post',
+ 'id' => 'login',
+ 'action' => common_local_url('login')));
+ $this->input('nickname', _('Nickname'));
+ $this->password('password', _('Password'));
+ $this->checkbox('rememberme', _('Remember me'), false,
+ _('Automatically login in the future; ' .
+ 'not for shared computers!'));
+ $this->submit('submit', _('Login'));
+ $this->hidden('token', common_session_token());
+ $this->elementEnd('form');
+ $this->elementStart('p');
+ $this->element('a', array('href' => common_local_url('recoverpassword')),
+ _('Lost or forgotten password?'));
+ $this->elementEnd('p');
+ }
+
+ function getInstructions()
+ {
+ 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%%). ');
+ }
+ }
}
projects / quix0rs-gnu-social.git / blobdiff