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<?php
/******************************************************************************
* SiteBar 3 - The Bookmark Server for Personal and Team Use. *
* Copyright (C) 2005-2006 Ondrej Brablc <http://brablc.com/mailto?o> *
* *
* This program 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. *
* *
* 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 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
******************************************************************************/
require_once('./inc/errorhandler.inc.php');
require_once('./inc/database.inc.php');
require_once('./inc/usermanager.inc.php');
require_once('./inc/page.inc.php');
class SB_Token extends SB_ErrorHandler
{
var $db;
var $um;
var $username;
var $token;
function SB_Token()
{
$this->db =& SB_Database::staticInstance();
$this->um =& SB_UserManager::staticInstance();
}
function & staticInstance()
{
static $token;
if (!$token)
{
$token = new SB_Token();
}
return $token;
}
function createVerifyToken($uid)
{
return $this->createToken('verify', $uid, 60*60*24*3);
}
function createResetToken($uid)
{
return $this->createToken('reset', $uid, 60*60*24);
}
function createToken($type, $uid, $expires)
{
$user = $this->um->getUser($uid);
$token = $this->generateTokenCode();
// Delete all existing tokens
$this->db->delete('sitebar_token', array( 'uid' => $uid ));
// Create the token of the desired type
$this->db->insert('sitebar_token', array
(
'uid' => $uid,
'type' => $type,
'issued' => array('now'=>null),
'expires' => time()+$expires,
'token' => $token,
));
return SB_Page::absBaseUrl().'token.php?'.$uid.'='.$token;
}
function generateTokenCode()
{
$size = 8;
# The list of characters that can appear in a randomly generated password.
# Note that users can put any character into a password they choose
# themselves.
$tkchars = '-_@#$^*';
for ($i=0; $i<=9; $i++)
{
$tkchars .= $i;
}
for ($i=ord('A'); $i<=ord('Z'); $i++)
{
$tkchars .= chr($i).strtolower(chr($i));
}
$token = "";
$tkcharslen = strlen($tkchars)-1;
for ($i=0 ; $i<$size ; $i++ )
{
$token .= $tkchars{rand(0,$tkcharslen)};
}
return $token;
}
/**
* If the token is invalid, then all tokens for the given username will be invalidated.
*/
function validate($uid, $token, $redirect=false)
{
// Select the right token
$rset = $this->db->select(null, 'sitebar_token', array
(
'uid' => $uid,
'^1' => 'AND',
'token' => $token,
'^2' => 'AND expires>=' . time(),
));
$tokenRec = $this->db->fetchRecord($rset);
if ($tokenRec)
{
$user = $this->um->getUser($uid);
switch ($tokenRec['type'])
{
case 'verify':
// Delete all existing tokens for this user now
$this->invalidateTokens($uid);
$this->um->autoJoinGroups($user['uid'], $user['email'], true);
$this->db->update('sitebar_user', array('verified'=> 1),
array('uid'=>$user['uid']));
if ($this->um->getParam('config', 'users_must_verify_email'))
{
$paraName = 'usermanager::signup_info_verified';
$paraAtt = array($user['username'],SB_Page::absBaseUrl());
if ($this->um->getParam('config', 'users_must_be_approved') && !$user['approved'])
{
$paraName = 'usermanager::signup_approval_verified';
$paraAtt[] = $this->um->getApproveUserUrl($user['username']);
$paraAtt[] = $this->um->getRejectUserUrl($user['username']);
$paraAtt[] = $this->um->getPendingUsersUrl();
}
$this->um->mailToAdmins(
'SiteBar: New SiteBar User Verified E-mail',
$paraName, $paraAtt);
}
if ($redirect)
{
// No & - it does not go to HTML, it is HTTP redirect
SB_redirect('command.php?command=Email+Verified&do=yes&uid='.$uid);
}
break;
case 'reset':
if ($redirect)
{
// No & - it does not go to HTML, it is HTTP redirect
SB_redirect('command.php?command=New+Password&uid='.$uid.'&token='.$token);
}
break;
}
return true;
}
if ($redirect)
{
// No & - it does not go to HTML, it is HTTP redirect
SB_redirect('command.php?command=Invalid+Token&do=yes');
}
return false;
}
function invalidateTokens($uid)
{
// Delete all existing tokens for this user now
$this->db->delete('sitebar_token', array( 'uid' => $uid ));
}
}
?>
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