indefero/src/IDF/Form/PasswordInputKey.php
2009-09-24 20:40:22 +02:00

105 lines
3.9 KiB
PHP

<?php
/* -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
# ***** BEGIN LICENSE BLOCK *****
# This file is part of InDefero, an open source project management application.
# Copyright (C) 2008 Céondo Ltd and contributors.
#
# InDefero is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# InDefero 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
# ***** END LICENSE BLOCK ***** */
Pluf::loadFunction('Pluf_HTTP_URL_urlForView');
/**
* Check the validity of a confirmation key to reset a password.
*
*/
class IDF_Form_PasswordInputKey extends Pluf_Form
{
public function initFields($extra=array())
{
$this->fields['key'] = new Pluf_Form_Field_Varchar(
array('required' => true,
'label' => __('Your verification key'),
'initial' => '',
'widget_attrs' => array(
'size' => 50,
),
));
}
/**
* Validate the key.
*/
public function clean_key()
{
$this->cleaned_data['key'] = trim($this->cleaned_data['key']);
$error = __('We are sorry but this validation key is not valid. Maybe you should directly copy/paste it from your validation email.');
if (false === ($cres=self::checkKeyHash($this->cleaned_data['key']))) {
throw new Pluf_Form_Invalid($error);
}
$guser = new Pluf_User();
$sql = new Pluf_SQL('email=%s AND id=%s',
array($cres[0], $cres[1]));
if ($guser->getCount(array('filter' => $sql->gen())) != 1) {
throw new Pluf_Form_Invalid($error);
}
if ((time() - $cres[2]) > 86400) {
throw new Pluf_Form_Invalid(__('Sorry, but this verification key has expired, please restart the password recovery sequence. For security reasons, the verification key is only valid 24h.'));
}
return $this->cleaned_data['key'];
}
/**
* Save the model in the database.
*
* @param bool Commit in the database or not. If not, the object
* is returned but not saved in the database.
* @return string Url to redirect to the form.
*/
function save($commit=true)
{
if (!$this->isValid()) {
throw new Exception(__('Cannot save an invalid form.'));
}
return Pluf_HTTP_URL_urlForView('IDF_Views::passwordRecovery',
array($this->cleaned_data['key']));
}
/**
* Return false or an array with the email, id and timestamp.
*
* This is a static function to be reused by other forms.
*
* @param string Confirmation key
* @return mixed Either false or array(email, id, timestamp)
*/
public static function checkKeyHash($key)
{
$hash = substr($key, 0, 2);
$encrypted = substr($key, 2);
if ($hash != substr(md5(Pluf::f('secret_key').$encrypted), 0, 2)) {
return false;
}
$cr = new Pluf_Crypt(md5(Pluf::f('secret_key')));
$f = explode(':', $cr->decrypt($encrypted), 3);
if (count($f) != 3) {
return false;
}
return $f;
}
}