<?php /* * Laconica - a distributed open-source microblogging tool * Copyright (C) 2008, 2009, Control Yourself, 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); } # You have 24 hours to claim your password define(MAX_RECOVERY_TIME, 24 * 60 * 60); class RecoverpasswordAction extends Action { var $mode = null; var $msg = null; var $success = null; function handle($args) { parent::handle($args); if (common_logged_in()) { $this->clientError(_('You are already logged in!')); return; } else if ($_SERVER['REQUEST_METHOD'] == 'POST') { if ($this->arg('recover')) { $this->recoverPassword(); } else if ($this->arg('reset')) { $this->resetPassword(); } else { $this->clientError(_('Unexpected form submission.')); } } else { if ($this->trimmed('code')) { $this->checkCode(); } else { $this->showForm(); } } } function checkCode() { $code = $this->trimmed('code'); $confirm = Confirm_address::staticGet('code', $code); if (!$confirm) { $this->clientError(_('No such recovery code.')); return; } if ($confirm->address_type != 'recover') { $this->clientError(_('Not a recovery code.')); return; } $user = User::staticGet($confirm->user_id); if (!$user) { $this->serverError(_('Recovery code for unknown user.')); return; } $touched = strtotime($confirm->modified); $email = $confirm->address; # Burn this code $result = $confirm->delete(); if (!$result) { common_log_db_error($confirm, 'DELETE', __FILE__); $this->serverError(_('Error with confirmation code.')); return; } # These should be reaped, but for now we just check mod time # Note: it's still deleted; let's avoid a second attempt! if ((time() - $touched) > MAX_RECOVERY_TIME) { common_log(LOG_WARNING, 'Attempted redemption on recovery code ' . 'that is ' . $touched . ' seconds old. '); $this->clientError(_('This confirmation code is too old. ' . 'Please start again.')); return; } # If we used an outstanding confirmation to send the email, # it's been confirmed at this point. if (!$user->email) { $orig = clone($user); $user->email = $email; $result = $user->updateKeys($orig); if (!$result) { common_log_db_error($user, 'UPDATE', __FILE__); $this->serverError(_('Could not update user with confirmed email address.')); return; } } # Success! $this->setTempUser($user); $this->showPasswordForm(); } function setTempUser(&$user) { common_ensure_session(); $_SESSION['tempuser'] = $user->id; } function getTempUser() { common_ensure_session(); $user_id = $_SESSION['tempuser']; if ($user_id) { $user = User::staticGet($user_id); } return $user; } function clearTempUser() { common_ensure_session(); unset($_SESSION['tempuser']); } function showPageNotice() { if ($this->msg) { $this->element('div', ($this->success) ? 'success' : 'error', $this->msg); } else { $this->elementStart('div', 'instructions'); if ($this->mode == 'recover') { $this->element('p', null, _('If you\'ve forgotten or lost your' . ' password, you can get a new one sent to' . ' the email address you have stored' . ' in your account.')); } else if ($this->mode == 'reset') { $this->element('p', null, _('You\'ve been identified. Enter a' . ' new password below. ')); } $this->elementEnd('div'); } } function showForm($msg=null) { $this->msg = $msg; $this->mode = 'recover'; $this->showPage(); } function showContent() { if ($this->mode == 'recover') { $this->showRecoverForm(); } else if ($this->mode == 'reset') { $this->showResetForm(); } } function showRecoverForm() { $this->elementStart('form', array('method' => 'post', 'id' => 'form_password_recover', 'class' => 'form_settings', 'action' => common_local_url('recoverpassword'))); $this->elementStart('fieldset'); $this->element('legend', null, _('Password recover')); $this->elementStart('ul', 'form_data'); $this->elementStart('li'); $this->input('nicknameoremail', _('Nickname or email'), $this->trimmed('nicknameoremail'), _('Your nickname on this server, ' . 'or your registered email address.')); $this->elementEnd('li'); $this->elementEnd('ul'); $this->element('input', array('name' => 'recover', 'type' => 'hidden', 'value' => _('Recover'))); $this->submit('recover', _('Recover')); $this->elementEnd('fieldset'); $this->elementEnd('form'); } function title() { switch ($this->mode) { case 'reset': return _('Reset password'); case 'recover': return _('Recover password'); case 'sent': return _('Password recovery requested'); case 'saved': return _('Password saved.'); default: return _('Unknown action'); } } function showPasswordForm($msg=null) { $this->msg = $msg; $this->mode = 'reset'; $this->showPage(); } function showResetForm() { $this->elementStart('form', array('method' => 'post', 'id' => 'form_password_change', 'class' => 'form_settings', 'action' => common_local_url('recoverpassword'))); $this->elementStart('fieldset'); $this->element('legend', null, _('Password change')); $this->hidden('token', common_session_token()); $this->elementStart('ul', 'form_data'); $this->elementStart('li'); $this->password('newpassword', _('New password'), _('6 or more characters, and don\'t forget it!')); $this->elementEnd('li'); $this->elementStart('li'); $this->password('confirm', _('Confirm'), _('Same as password above')); $this->elementEnd('li'); $this->elementEnd('ul'); $this->submit('reset', _('Reset')); $this->elementEnd('fieldset'); $this->elementEnd('form'); } function recoverPassword() { $nore = $this->trimmed('nicknameoremail'); if (!$nore) { $this->showForm(_('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)); } # See if it's an unconfirmed email address if (!$user) { $confirm_email = Confirm_address::staticGet('address', common_canonical_email($nore)); if ($confirm_email && $confirm_email->address_type == 'email') { $user = User::staticGet($confirm_email->user_id); } } if (!$user) { $this->showForm(_('No user with that email address or username.')); return; } # Try to get an unconfirmed email address if they used a user name if (!$user->email && !$confirm_email) { $confirm_email = Confirm_address::staticGet('user_id', $user->id); if ($confirm_email && $confirm_email->address_type != 'email') { # Skip non-email confirmations $confirm_email = null; } } if (!$user->email && !$confirm_email) { $this->clientError(_('No registered email address for that user.')); return; } # Success! We have a valid user and a confirmed or unconfirmed email address $confirm = new Confirm_address(); $confirm->code = common_confirmation_code(128); $confirm->address_type = 'recover'; $confirm->user_id = $user->id; $confirm->address = (isset($user->email)) ? $user->email : $confirm_email->address; if (!$confirm->insert()) { common_log_db_error($confirm, 'INSERT', __FILE__); $this->serverError(_('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('recoverpassword', array('code' => $confirm->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'); $body .= "\n"; mail_to_user($user, _('Password recovery requested'), $body, $confirm->address); $this->mode = 'sent'; $this->msg = _('Instructions for recovering your password ' . 'have been sent to the email address registered to your ' . 'account.'); $this->success = true; $this->showPage(); } function resetPassword() { # CSRF protection $token = $this->trimmed('token'); if (!$token || $token != common_session_token()) { $this->showForm(_('There was a problem with your session token. Try again, please.')); return; } $user = $this->getTempUser(); if (!$user) { $this->clientError(_('Unexpected password reset.')); return; } $newpassword = $this->trimmed('newpassword'); $confirm = $this->trimmed('confirm'); if (!$newpassword || strlen($newpassword) < 6) { $this->showPasswordForm(_('Password must be 6 chars or more.')); return; } if ($newpassword != $confirm) { $this->showPasswordForm(_('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__); $this->serverError(_('Can\'t save new password.')); return; } $this->clearTempUser(); if (!common_set_user($user->nickname)) { $this->serverError(_('Error setting user.')); return; } common_real_login(true); $this->mode = 'saved'; $this->msg = _('New password successfully saved. ' . 'You are now logged in.'); $this->success = true; $this->showPage(); } }