gnu-social/actions/password.php
Evan Prodromou ff566a149d add session token check to password change
darcs-hash:20080829014515-84dde-bce51f66ba0b3b4347a55a70b2b266b72c242304.gz
2008-08-28 21:45:15 -04:00

97 lines
2.8 KiB
PHP

<?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); }
require_once(INSTALLDIR.'/lib/settingsaction.php');
class PasswordAction extends SettingsAction {
function get_instructions() {
return _('You can change your password here. Choose a good one!');
}
function show_form($msg=NULL, $success=false) {
$user = common_current_user();
$this->form_header(_('Change password'), $msg, $success);
$token = common_session_token();
common_element_start('form', array('method' => 'post',
'id' => 'password',
'action' =>
common_local_url('password')));
common_hidden('token', $token);
# Users who logged in with OpenID won't have a pwd
if ($user->password) {
common_password('oldpassword', _('Old password'));
}
common_password('newpassword', _('New password'),
_('6 or more characters'));
common_password('confirm', _('Confirm'),
_('same as password above'));
common_submit('submit', _('Change'));
common_element_end('form');
common_show_footer();
}
function handle_post() {
$user = common_current_user();
assert(!is_null($user)); # should already be checked
# FIXME: scrub input
$newpassword = $this->arg('newpassword');
$confirm = $this->arg('confirm');
$token = $this->arg('token');
if (!$token || $token != common_session_token()) {
$this->show_form(_('There was a problem with your session token. Try again, please.'));
} else if (0 != strcmp($newpassword, $confirm)) {
$this->show_form(_('Passwords don\'t match.'));
return;
}
if ($user->password) {
$oldpassword = $this->arg('oldpassword');
if (!common_check_user($user->nickname, $oldpassword)) {
$this->show_form(_('Incorrect old password'));
return;
}
}
$original = clone($user);
$user->password = common_munge_password($newpassword, $user->id);
$val = $user->validate();
if ($val !== TRUE) {
$this->show_form(_('Error saving user; invalid.'));
return;
}
if (!$user->update($original)) {
common_server_error(_('Can\'t save new password.'));
return;
}
$this->show_form(_('Password saved.'), true);
}
}