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<?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 RecoverpasswordAction extends Action {
function handle($args) {
parent::handle($args);
if (common_logged_in()) {
$this->client_error(_t('You are already logged in!'));
return;
} else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
if ($this->arg('recover')) {
$this->recover_password();
} else if ($this->arg('reset')) {
$this->reset_password();
} else {
$this->client_error(_t('Unexpected form.'));
}
} else {
if ($this->trimmed('code')) {
$this->check_code();
} else {
$this->show_form();
}
}
}
function check_code() {
$code = $this->trimmed('code');
$confirm = Confirm_address::staticGet($code);
if ($confirm && $confirm->type == 'recover') {
$user = User::staticGet($confirm->user_id);
if ($user) {
$result = $confirm->delete();
if (!$result) {
common_log_db_error($confirm, 'DELETE', __FILE__);
common_server_error(_t('Error with confirmation code.'));
return;
}
$this->set_temp_user($user);
$this->show_password_form();
}
}
}
function set_temp_user(&$user) {
common_ensure_session();
$_SESSION['tempuser'] = $user->id;
}
function get_temp_user() {
common_ensure_session();
$user_id = $_SESSION['tempuser'];
if ($user_id) {
$user = User::staticGet($user_id);
}
return $user;
}
function clear_temp_user() {
common_ensure_session();
unset($_SESSION['tempuser']);
}
function show_top($msg=NULL) {
if ($msg) {
$this->message($msg, $success);
} else {
common_element('div', 'instructions',
_t('If you\'ve forgotten or lost your' .
' password, you can get a new one sent ' .
' the email address you have stored ' .
' in your account.'));
}
}
function show_password_top($msg=NULL) {
if ($msg) {
$this->message($msg, $success);
} else {
common_element('div', 'instructions',
_t('You\ve been identified . Enter a ' .
' new password below. '));
}
}
function show_form($msg=NULL) {
common_show_header(_t('Recover password'), NULL,
$msg, array($this, 'show_top'));
common_element_start('form', array('method' => 'POST',
'id' => 'recoverpassword',
'action' => common_local_url('recoverpassword')));
common_input('nicknameoremail', _t('Nickname or email'),
$this->trimmed('nicknameoremail'),
_t('Your nickname on this server, ' .
'or your registered email address.'));
common_submit('recover', _t('Recover'));
common_element_end('form');
common_show_footer();
}
function show_password_form($msg=NULL) {
common_show_header(_t('Reset password'), NULL,
$msg, array($this, 'show_password_top'));
common_element_start('form', array('method' => 'POST',
'id' => 'recoverpassword',
'action' => common_local_url('recoverpassword')));
common_password('newpassword', _t('New password'),
_t('6 or more characters, and don\'t forget it!'));
common_password('confirm', _t('Confirm'),
_t('Same as password above'));
common_submit('reset', _t('Reset'));
common_element_end('form');
common_show_footer();
}
function recover_password() {
$nore = $this->trimmed('nicknameoremail');
if (!$nore) {
$this->show_form(_t('Enter a nickname or email address.'));
return;
}
$user = User::staticGet('email', common_canonical_email($nore));
if (!$user) {
$user = User::staticGet('nickname', common_canonical_nickname($nore));
}
if (!$user) {
$this->show_form(_t('No such user.'));
return;
}
if (!$user->email) {
$this->client_error(_t('No registered email address for that user.'));
return;
}
$confirm = new Confirm_address();
$confirm->code = common_confirmation_code(128);
$confirm->type = 'recover';
$confirm->user_id = $user->id;
$confirm->address = $user->email;
if (!$confirm->insert()) {
common_log_db_error($confirm, 'INSERT', __FILE__);
$this->server_error(_t('Error saving address confirmation.'));
return;
}
$body = "Hey, $user->nickname.";
$body .= "\n\n";
$body .= 'Someone just asked for a new password ' .
'for this account on ' . common_config('site', 'name') . '.';
$body .= "\n\n";
$body .= 'If it was you, and you want to confirm, use the URL below:';
$body .= "\n\n";
$body .= "\t".common_local_url('confirmaddress',
array('code' => $code));
$body .= "\n\n";
$body .= 'If not, just ignore this message.';
$body .= "\n\n";
$body .= 'Thanks for your time, ';
$body .= "\n";
$body .= common_config('site', 'name');
$body .= "\n";
return mail_to_user($user, _t('Password recovery requested'), $body);
}
function reset_password() {
$user = $this->get_temp_user();
if (!$user) {
$this->client_error(_t('Unexpected password reset.'));
return;
}
$password = $this->trimmed('password');
$confirm = $this->trimmed('confirm');
if (!$password || strlen($password) < 6) {
$this->show_password_form(_t('Password must be 6 chars or more.'));
return;
}
if ($password != $confirm) {
$this->show_password_form(_t('Password and confirmation do not match.'));
return;
}
# OK, we're ready to go
$original = clone($user);
$user->password = common_munge_password($newpassword, $user->id);
if (!$user->update($original)) {
common_log_db_error($user, 'UPDATE', __FILE__);
common_server_error(_t('Can\'t save new password.'));
return;
}
$this->clear_temp_user();
if (!common_set_user($user->nickname)) {
common_server_error(_t('Error setting user.'));
return;
}
common_real_login(true);
common_show_header(_('Password saved.'));
common_element('p', NULL, _t('New password successfully saved. ' .
'You are now logged in.'));
common_show_footer();
}
}
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