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egroupware/phpgwapi/inc/class.sessions.inc.php

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added php4 sessions class and added it as an option
2002-01-02 15:32:22 +01:00
<?php
merged sesson-functions for .16, incl. cacheing the data from other session in the appsession fixed multidomain logins for register_globals off
2003-05-18 21:16:58 +02:00
/**************************************************************************\
* phpGroupWare API - Session management *
* This file written by Dan Kuykendall <seek3r@phpgroupware.org> *
* and Joseph Engo <jengo@phpgroupware.org> *
* and Ralf Becker <ralfbecker@outdoor-training.de> *
* Copyright (C) 2000, 2001 Dan Kuykendall *
* -------------------------------------------------------------------------*
* This library is part of the phpGroupWare API *
* http://www.phpgroupware.org/api *
* ------------------------------------------------------------------------ *
* This library is free software; you can redistribute it and/or modify it *
* under the terms of the GNU Lesser General Public License as published by *
* the Free Software Foundation; either version 2.1 of the License, *
* or any later version. *
* This library 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 Lesser General Public License for more details. *
* You should have received a copy of the GNU Lesser General Public License *
* along with this library; if not, write to the Free Software Foundation, *
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
\**************************************************************************/
/* $Id$ */
/*
** Reserved session_flags
** A - anonymous session
** N - None, normal session
*/
added php4 sessions class and added it as an option
2002-01-02 15:32:22 +01:00
if (empty($GLOBALS['phpgw_info']['server']['sessions_type']))
Just some silly formating
2001-02-12 20:21:45 +01:00
{
added php4 sessions class and added it as an option
2002-01-02 15:32:22 +01:00
$GLOBALS['phpgw_info']['server']['sessions_type'] = 'db';
Just some silly formating
2001-02-12 20:21:45 +01:00
}
merged sesson-functions for .16, incl. cacheing the data from other session in the appsession fixed multidomain logins for register_globals off
2003-05-18 21:16:58 +02:00
include_once(PHPGW_API_INC.'/class.sessions_'.$GLOBALS['phpgw_info']['server']['sessions_type'].'.inc.php');
class sessions extends sessions_
{
var $login;
var $passwd;
var $account_id;
var $account_lid;
var $account_domain;
var $session_flags;
var $sessionid;
var $kp3;
var $key;
var $iv;
var $data;
var $db;
var $public_functions = array(
'list_methods' => True,
'update_dla' => True,
'list' => True,
'total' => True
);
var $cookie_domain;
var $xmlrpc_method_called;
/*************************************************************************\
* Constructor just loads up some defaults from cookies *
\*************************************************************************/
function sessions()
{
$this->db = $GLOBALS['phpgw']->db;
$this->sessionid = get_var('sessionid',array('GET','COOKIE'));
$this->kp3 = get_var('kp3',array('GET','COOKIE'));
/* Create the crypto object */
$GLOBALS['phpgw']->crypto = CreateObject('phpgwapi.crypto');
$this->phpgw_set_cookiedomain();
// verfiy and if necessary create and save our config settings
//
$save_rep = False;
if (!isset($GLOBALS['phpgw_info']['server']['max_access_log_age']))
{
$GLOBALS['phpgw_info']['server']['max_access_log_age'] = 90; // default 90 days
$save_rep = True;
}
if (!isset($GLOBALS['phpgw_info']['server']['block_time']))
{
$GLOBALS['phpgw_info']['server']['block_time'] = 30; // default 30min
$save_rep = True;
}
if (!isset($GLOBALS['phpgw_info']['server']['num_unsuccessful_id']))
{
$GLOBALS['phpgw_info']['server']['num_unsuccessful_id'] = 3; // default 3 trys per id
$save_rep = True;
}
if (!isset($GLOBALS['phpgw_info']['server']['num_unsuccessful_ip']))
{
$GLOBALS['phpgw_info']['server']['num_unsuccessful_ip'] = $GLOBALS['phpgw_info']['server']['num_unsuccessful_id']; // default same as for id
$save_rep = True;
}
if (!isset($GLOBALS['phpgw_info']['server']['install_id']))
{
$GLOBALS['phpgw_info']['server']['install_id'] = md5($GLOBALS['phpgw']->common->randomstring(15));
$save_rep = True;
}
if (!isset($GLOBALS['phpgw_info']['server']['sessions_timeout']))
{
$GLOBALS['phpgw_info']['server']['sessions_timeout'] = 14400;
$save_rep = True;
}
if (!isset($GLOBALS['phpgw_info']['server']['sessions_app_timeout']))
{
$GLOBALS['phpgw_info']['server']['sessions_app_timeout'] = 86400;
$save_rep = True;
}
if ($save_rep)
{
$config = CreateObject('phpgwapi.config','phpgwapi');
$config->read_repository();
$config->value('max_access_log_age',$GLOBALS['phpgw_info']['server']['max_access_log_age']);
$config->value('block_time',$GLOBALS['phpgw_info']['server']['block_time']);
$config->value('num_unsuccessful_id',$GLOBALS['phpgw_info']['server']['num_unsuccessful_id']);
$config->value('num_unsuccessful_ip',$GLOBALS['phpgw_info']['server']['num_unsuccessful_ip']);
$config->value('install_id',$GLOBALS['phpgw_info']['server']['install_id']);
$config->value('sessions_timeout',$GLOBALS['phpgw_info']['server']['sessions_timeout']);
$config->value('sessions_app_timeout',$GLOBALS['phpgw_info']['server']['sessions_app_timeout']);
$config->save_repository();
unset($config);
}
// call the constructor of the extended class
$this->sessions_();
}
function DONTlist_methods($_type)
{
if (is_array($_type))
{
$_type = $_type['type'];
}
switch($_type)
{
case 'xmlrpc':
$xml_functions = array(
'list_methods' => array(
'function' => 'list_methods',
'signature' => array(array(xmlrpcStruct,xmlrpcString)),
'docstring' => lang('Read this list of methods.')
),
'update_dla' => array(
'function' => 'update_dla',
'signature' => array(array(xmlrpcBoolean)),
'docstring' => lang('Returns an array of todo items')
)
);
return $xml_functions;
break;
case 'soap':
return $this->soap_functions;
break;
default:
return array();
break;
}
}
function verify($sessionid='',$kp3='')
{
if(empty($sessionid) || !$sessionid)
{
$sessionid = get_var('sessionid',array('GET','COOKIE'));
$kp3 = get_var('kp3',array('GET','COOKIE'));
}
$this->sessionid = $sessionid;
$this->kp3 = $kp3;
$session = $this->read_session($sessionid);
//echo "session::verify(id='$sessionid'): \n<pre>"; print_r($session); echo "</pre>\n";
if ($session['session_dla'] <= (time() - $GLOBALS['phpgw_info']['server']['sessions_timeout']))
{
$this->clean_sessions();
return False;
}
$this->session_flags = $session['session_flags'];
list($this->account_lid,$this->account_domain) = explode('@', $session['session_lid']);
if ($this->account_domain == '')
{
$this->account_domain = $GLOBALS['phpgw_info']['server']['default_domain'];
}
$GLOBALS['phpgw_info']['user']['kp3'] = $this->kp3;
$this->update_dla();
$this->account_id = $GLOBALS['phpgw']->accounts->name2id($this->account_lid);
if (!$this->account_id)
{
return False;
}
$GLOBALS['phpgw_info']['user']['account_id'] = $this->account_id;
/* init the crypto object before appsession call below */
$this->key = md5($this->kp3 . $this->sessionid . $GLOBALS['phpgw_info']['server']['encryptkey']);
$this->iv = $GLOBALS['phpgw_info']['server']['mcrypt_iv'];
$GLOBALS['phpgw']->crypto->init(array($this->key,$this->iv));
$this->read_repositories(@$GLOBALS['phpgw_info']['server']['cache_phpgw_info']);
if ($this->user['expires'] != -1 && $this->user['expires'] < time())
{
if(is_object($GLOBALS['phpgw']->log))
{
$GLOBALS['phpgw']->log->message(array(
'text' => 'W-VerifySession, account loginid %1 is expired',
'p1' => $this->account_lid,
'line' => __LINE__,
'file' => __FILE__
));
$GLOBALS['phpgw']->log->commit();
}
if(is_object($GLOBALS['phpgw']->crypto))
{
$GLOBALS['phpgw']->crypto->cleanup();
unset($GLOBALS['phpgw']->crypto);
}
return False;
}
$GLOBALS['phpgw_info']['user'] = $this->user;
$GLOBALS['phpgw_info']['hooks'] = $this->hooks;
$GLOBALS['phpgw_info']['user']['session_ip'] = $session['session_ip'];
$GLOBALS['phpgw_info']['user']['passwd'] = base64_decode($this->appsession('password','phpgwapi'));
if ($this->account_domain != $GLOBALS['phpgw_info']['user']['domain'])
{
if(is_object($GLOBALS['phpgw']->log))
{
$GLOBALS['phpgw']->log->message(array(
'text' => 'W-VerifySession, the domains %1 and %2 don\'t match',
'p1' => $userid_array[1],
'p2' => $GLOBALS['phpgw_info']['user']['domain'],
'line' => __LINE__,
'file' => __FILE__
));
$GLOBALS['phpgw']->log->commit();
}
if(is_object($GLOBALS['phpgw']->crypto))
{
$GLOBALS['phpgw']->crypto->cleanup();
unset($GLOBALS['phpgw']->crypto);
}
return False;
}
if (@$GLOBALS['phpgw_info']['server']['sessions_checkip'])
{
if (PHP_OS != 'Windows' && (! $GLOBALS['phpgw_info']['user']['session_ip'] || $GLOBALS['phpgw_info']['user']['session_ip'] != $this->getuser_ip()))
{
if(is_object($GLOBALS['phpgw']->log))
{
// This needs some better wording
$GLOBALS['phpgw']->log->message(array(
'text' => 'W-VerifySession, IP %1 doesn\'t match IP %2 in session table',
'p1' => $this->getuser_ip(),
'p2' => $GLOBALS['phpgw_info']['user']['session_ip'],
'line' => __LINE__,
'file' => __FILE__
));
$GLOBALS['phpgw']->log->commit();
}
if(is_object($GLOBALS['phpgw']->crypto))
{
$GLOBALS['phpgw']->crypto->cleanup();
unset($GLOBALS['phpgw']->crypto);
}
return False;
}
}
$GLOBALS['phpgw']->acl->acl($this->account_id);
$GLOBALS['phpgw']->accounts->accounts($this->account_id);
$GLOBALS['phpgw']->preferences->preferences($this->account_id);
$GLOBALS['phpgw']->applications->applications($this->account_id);
if (! $this->account_lid)
{
if(is_object($GLOBALS['phpgw']->log))
{
// This needs some better wording
$GLOBALS['phpgw']->log->message(array(
'text' => 'W-VerifySession, account_id is empty',
'line' => __LINE__,
'file' => __FILE__
));
$GLOBALS['phpgw']->log->commit();
}
if(is_object($GLOBALS['phpgw']->crypto))
{
$GLOBALS['phpgw']->crypto->cleanup();
unset($GLOBALS['phpgw']->crypto);
}
killed some left-over debug-messages
2003-05-19 15:34:33 +02:00
//echo 'DEBUG: Sessions: account_id is empty!<br>'."\n";
merged sesson-functions for .16, incl. cacheing the data from other session in the appsession fixed multidomain logins for register_globals off
2003-05-18 21:16:58 +02:00
return False;
}
else
{
return True;
}
}
/*************************************************************************\
* Functions for creating and verifying the session *
\*************************************************************************/
function getuser_ip()
{
return (isset($_SERVER['HTTP_X_FORWARDED_FOR']) ? $_SERVER['HTTP_X_FORWARDED_FOR'] : $_SERVER['REMOTE_ADDR']);
}
function phpgw_set_cookiedomain()
{
$dom = $_SERVER['HTTP_HOST'];
if (preg_match("/^(.*):(.*)$/",$dom,$arr))
{
$dom = $arr[1];
}
$parts = explode('.',$dom);
if (count($parts) > 2)
{
if (!ereg('[0-9]+',$parts[1]))
{
for($i=1;$i<count($parts);$i++)
{
$this->cookie_domain .= '.'.$parts[$i];
}
}
else
{
$this->cookie_domain = '';
}
}
else
{
$this->cookie_domain = '';
}
print_debug('COOKIE_DOMAIN',$this->cookie_domain,'api');
$this->set_cookie_params($this->cookie_domain); // for php4 sessions necessary
}
function phpgw_setcookie($cookiename,$cookievalue='',$cookietime=0)
{
if (!$this->cookie_domain)
{
$this->phpgw_set_cookiedomain();
}
setcookie($cookiename,$cookievalue,$cookietime,'/',$this->cookie_domain);
}
function create($login,$passwd = '',$passwd_type = '')
{
if (is_array($login))
{
$this->login = $login['login'];
$this->passwd = $login['passwd'];
$this->passwd_type = $login['passwd_type'];
$login = $this->login;
}
else
{
$this->login = $login;
$this->passwd = $passwd;
$this->passwd_type = $passwd_type;
}
$this->clean_sessions();
list($this->account_lid,$this->account_domain) = explode('@', $login);
$now = time();
if (strstr($login,'@') === False)
{
$this->account_domain = $GLOBALS['phpgw_info']['server']['default_domain'];
}
killed some left-over debug-messages
2003-05-19 15:34:33 +02:00
//echo "<p>session::create(login='$login'): lid='$this->account_lid', domain='$this->account_domain'</p>\n";
merged sesson-functions for .16, incl. cacheing the data from other session in the appsession fixed multidomain logins for register_globals off
2003-05-18 21:16:58 +02:00
$user_ip = $this->getuser_ip();
if (($blocked = $this->login_blocked($login,$user_ip)) || // too many unsuccessful attempts
$GLOBALS['phpgw_info']['server']['global_denied_users'][$this->account_lid] ||
!$GLOBALS['phpgw']->auth->authenticate($this->account_lid, $this->passwd, $this->passwd_type) ||
$GLOBALS['phpgw']->accounts->get_type($this->account_lid) == 'g')
{
$this->reason = $blocked ? 'blocked, too many attempts' : 'bad login or password';
$this->cd_reason = $blocked ? 99 : 5;
$this->log_access($this->reason,$login,$user_ip,0); // log unsuccessfull login
return False;
}
if ((!$GLOBALS['phpgw']->accounts->exists($this->account_lid)) && $GLOBALS['phpgw_info']['server']['auto_create_acct'] == True)
{
$this->account_id = $GLOBALS['phpgw']->accounts->auto_add($this->account_lid, $passwd);
}
else
{
$this->account_id = $GLOBALS['phpgw']->accounts->name2id($this->account_lid);
}
$GLOBALS['phpgw_info']['user']['account_id'] = $this->account_id;
$GLOBALS['phpgw']->accounts->accounts($this->account_id);
$this->sessionid = md5($GLOBALS['phpgw']->common->randomstring(15));
$this->kp3 = md5($GLOBALS['phpgw']->common->randomstring(15));
if ($GLOBALS['phpgw_info']['server']['usecookies'])
{
$this->phpgw_setcookie('sessionid',$this->sessionid);
$this->phpgw_setcookie('kp3',$this->kp3);
$this->phpgw_setcookie('domain',$this->account_domain);
}
if ($GLOBALS['phpgw_info']['server']['usecookies'] || isset($_COOKIE['last_loginid']))
{
$this->phpgw_setcookie('last_loginid', $this->account_lid ,$now+1209600); /* For 2 weeks */
$this->phpgw_setcookie('last_domain',$this->account_domain,$now+1209600);
}
unset($GLOBALS['phpgw_info']['server']['default_domain']); /* we kill this for security reasons */
/* init the crypto object */
$this->key = md5($this->kp3 . $this->sessionid . $GLOBALS['phpgw_info']['server']['encryptkey']);
$this->iv = $GLOBALS['phpgw_info']['server']['mcrypt_iv'];
$GLOBALS['phpgw']->crypto->init(array($this->key,$this->iv));
$this->read_repositories(False);
if ($this->user['expires'] != -1 && $this->user['expires'] < time())
{
if(is_object($GLOBALS['phpgw']->log))
{
$GLOBALS['phpgw']->log->message(array(
'text' => 'W-LoginFailure, account loginid %1 is expired',
'p1' => $this->account_lid,
'line' => __LINE__,
'file' => __FILE__
));
$GLOBALS['phpgw']->log->commit();
}
return False;
}
$GLOBALS['phpgw_info']['user'] = $this->user;
$GLOBALS['phpgw_info']['hooks'] = $this->hooks;
$this->appsession('password','phpgwapi',base64_encode($this->passwd));
if ($GLOBALS['phpgw']->acl->check('anonymous',1,'phpgwapi'))
{
$session_flags = 'A';
}
else
{
$session_flags = 'N';
}
$GLOBALS['phpgw']->db->transaction_begin();
$this->register_session($login,$user_ip,$now,$session_flags);
$this->log_access($this->sessionid,$login,$user_ip,$this->account_id);
$this->appsession('account_previous_login','phpgwapi',$GLOBALS['phpgw']->auth->previous_login);
$GLOBALS['phpgw']->auth->update_lastlogin($this->account_id,$user_ip);
$GLOBALS['phpgw']->db->transaction_commit();
killed some left-over debug-messages
2003-05-19 15:34:33 +02:00
//if (!$this->sessionid) echo "<p>session::create(login='$login') = '$this->sessionid': lid='$this->account_lid', domain='$this->account_domain'</p>\n";
merged sesson-functions for .16, incl. cacheing the data from other session in the appsession fixed multidomain logins for register_globals off
2003-05-18 21:16:58 +02:00
return $this->sessionid;
}
/*!
@function log_access
@abstract write or update (for logout) the access_log
@function log_access($now,$sessionid,$login='',$user_ip='',$account_id='')
@param $sessionid id of session or 0 for unsuccessful logins
@param $login account_lid (evtl. with domain) or '' for settion the logout-time
@param $user_ip ip to log
@param $account_id numerical account_id
*/
function log_access($sessionid,$login='',$user_ip='',$account_id='')
{
$now = time();
if ($login != '')
{
$GLOBALS['phpgw']->db->query('INSERT INTO phpgw_access_log(sessionid,loginid,ip,li,lo,account_id)'.
" VALUES ('" . $sessionid . "','" . $this->db->db_addslashes($login). "','" .
$this->db->db_addslashes($user_ip) . "',$now,0,".intval($account_id).")",__LINE__,__FILE__);
}
else
{
$GLOBALS['phpgw']->db->query("UPDATE phpgw_access_log SET lo=" . $now . " WHERE sessionid='" .
$sessionid . "'",__LINE__,__FILE__);
}
if ($GLOBALS['phpgw_info']['server']['max_access_log_age'])
{
$max_age = $now - $GLOBALS['phpgw_info']['server']['max_access_log_age'] * 24 * 60 * 60;
$GLOBALS['phpgw']->db->query("DELETE FROM phpgw_access_log WHERE li < $max_age");
}
}
/*!
@function login_blocked
@abstract shield against brute-force-attacks, block login if to many unsuccessful logins
@function login_blocked($login,$ip)
@param $login account_lid (evtl. with domain)
@param $ip ip of the user
@returns True if blocked, else False
*/
function login_blocked($login,$ip)
{
$blocked = False;
$block_time = time() - $GLOBALS['phpgw_info']['server']['block_time'] * 60;
$ip = $this->db->db_addslashes($ip);
$this->db->query("SELECT count(*) FROM phpgw_access_log WHERE account_id=0 AND ip='$ip' AND li > $block_time",__LINE__,__FILE__);
$this->db->next_record();
if (($false_ip = $this->db->f(0)) > $GLOBALS['phpgw_info']['server']['num_unsuccessful_ip'])
{
//echo "<p>login_blocked: ip='$ip' ".$this->db->f(0)." trys (".$GLOBALS['phpgw_info']['server']['num_unsuccessful_ip']." max.) since ".date('Y/m/d H:i',$block_time)."</p>\n";
$blocked = True;
}
$login = $this->db->db_addslashes($login);
$this->db->query("SELECT count(*) FROM phpgw_access_log WHERE account_id=0 AND (loginid='$login' OR loginid LIKE '$login@%') AND li > $block_time",__LINE__,__FILE__);
$this->db->next_record();
if (($false_id = $this->db->f(0)) > $GLOBALS['phpgw_info']['server']['num_unsuccessful_id'])
{
//echo "<p>login_blocked: login='$login' ".$this->db->f(0)." trys (".$GLOBALS['phpgw_info']['server']['num_unsuccessful_id']." max.) since ".date('Y/m/d H:i',$block_time)."</p>\n";
$blocked = True;
}
if ($blocked && $GLOBALS['phpgw_info']['server']['admin_mails'] &&
// max. one mail each 5mins
$GLOBALS['phpgw_info']['server']['login_blocked_mail_time'] < time()-5*60)
{
// notify admin(s) via email
$from = 'phpGroupWare@'.$GLOBALS['phpgw_info']['server']['mail_suffix'];
$subject = lang("phpGroupWare: login blocked for user '%1', IP %2",$login,$ip);
$body = lang("Too many unsucessful attempts to login: %1 for the user '%2', %3 for the IP %4",$false_id,$login,$false_ip,$ip);
if(!is_object($GLOBALS['phpgw']->send))
{
$GLOBALS['phpgw']->send = CreateObject('phpgwapi.send');
}
$subject = $GLOBALS['phpgw']->send->encode_subject($subject);
$admin_mails = explode(',',$GLOBALS['phpgw_info']['server']['admin_mails']);
foreach($admin_mails as $to)
{
$GLOBALS['phpgw']->send->msg('email',$to,$subject,$body,'','','',$from,$from);
}
// save time of mail, to not send to many mails
$config = CreateObject('phpgwapi.config','phpgwapi');
$config->read_repository();
$config->value('login_blocked_mail_time',time());
$config->save_repository();
}
return $blocked;
}
function verify_server($sessionid, $kp3)
{
$GLOBALS['phpgw']->interserver = CreateObject('phpgwapi.interserver');
$this->sessionid = $sessionid;
$this->kp3 = $kp3;
$session = $this->read_session($this->sessionid);
$this->session_flags = $session['session_flags'];
list($this->account_lid,$this->account_domain) = explode('@', $session['session_lid']);
if ($this->account_domain == '')
{
$this->account_domain = $GLOBALS['phpgw_info']['server']['default_domain'];
}
$GLOBALS['phpgw_info']['user']['kp3'] = $this->kp3;
$phpgw_info_flags = $GLOBALS['phpgw_info']['flags'];
$GLOBALS['phpgw_info']['flags'] = $phpgw_info_flags;
$this->update_dla();
$this->account_id = $GLOBALS['phpgw']->interserver->name2id($this->account_lid);
if (!$this->account_id)
{
return False;
}
$GLOBALS['phpgw_info']['user']['account_id'] = $this->account_id;
$this->read_repositories(@$GLOBALS['phpgw_info']['server']['cache_phpgw_info']);
/* init the crypto object before appsession call below */
$this->key = md5($this->kp3 . $this->sessionid . $GLOBALS['phpgw_info']['server']['encryptkey']);
$this->iv = $GLOBALS['phpgw_info']['server']['mcrypt_iv'];
$GLOBALS['phpgw']->crypto->init(array($this->key,$this->iv));
$GLOBALS['phpgw_info']['user'] = $this->user;
$GLOBALS['phpgw_info']['hooks'] = $this->hooks;
$GLOBALS['phpgw_info']['user']['session_ip'] = $session['session_ip'];
$GLOBALS['phpgw_info']['user']['passwd'] = base64_decode($this->appsession('password','phpgwapi'));
if ($userid_array[1] != $GLOBALS['phpgw_info']['user']['domain'])
{
if(is_object($GLOBALS['phpgw']->log))
{
$GLOBALS['phpgw']->log->message(array(
'text' => 'W-VerifySession, the domains %1 and %2 don\t match',
'p1' => $userid_array[1],
'p2' => $GLOBALS['phpgw_info']['user']['domain'],
'line' => __LINE__,
'file' => __FILE__
));
$GLOBALS['phpgw']->log->commit();
}
if(is_object($GLOBALS['phpgw']->crypto))
{
$GLOBALS['phpgw']->crypto->cleanup();
unset($GLOBALS['phpgw']->crypto);
}
return False;
}
if (@$GLOBALS['phpgw_info']['server']['sessions_checkip'])
{
if (PHP_OS != 'Windows' && (! $GLOBALS['phpgw_info']['user']['session_ip'] || $GLOBALS['phpgw_info']['user']['session_ip'] != $this->getuser_ip()))
{
if(is_object($GLOBALS['phpgw']->log))
{
// This needs some better wording
$GLOBALS['phpgw']->log->message(array(
'text' => 'W-VerifySession, IP %1 doesn\'t match IP %2 in session table',
'p1' => $this->getuser_ip(),
'p2' => $GLOBALS['phpgw_info']['user']['session_ip'],
'line' => __LINE__,
'file' => __FILE__
));
$GLOBALS['phpgw']->log->commit();
}
if(is_object($GLOBALS['phpgw']->crypto))
{
$GLOBALS['phpgw']->crypto->cleanup();
unset($GLOBALS['phpgw']->crypto);
}
return False;
}
}
$GLOBALS['phpgw']->acl->acl($this->account_id);
$GLOBALS['phpgw']->accounts->accounts($this->account_id);
$GLOBALS['phpgw']->preferences->preferences($this->account_id);
$GLOBALS['phpgw']->applications->applications($this->account_id);
if (! $this->account_lid)
{
if(is_object($GLOBALS['phpgw']->log))
{
// This needs some better wording
$GLOBALS['phpgw']->log->message(array(
'text' => 'W-VerifySession, account_id is empty',
'line' => __LINE__,
'file' => __FILE__
));
$GLOBALS['phpgw']->log->commit();
}
if(is_object($GLOBALS['phpgw']->crypto))
{
$GLOBALS['phpgw']->crypto->cleanup();
unset($GLOBALS['phpgw']->crypto);
}
return False;
}
else
{
return True;
}
}
function create_server($login,$passwd)
{
$GLOBALS['phpgw']->interserver = CreateObject('phpgwapi.interserver');
$this->login = $login;
$this->passwd = $passwd;
$this->clean_sessions();
$login_array = explode('@', $login);
$this->account_lid = $login_array[0];
$now = time();
if ($login_array[1] != '')
{
$this->account_domain = $login_array[1];
}
else
{
$this->account_domain = $GLOBALS['phpgw_info']['server']['default_domain'];
}
$serverdata = array(
'server_name' => $this->account_domain,
'username' => $this->account_lid,
'password' => $passwd
);
if (!$GLOBALS['phpgw']->interserver->auth($serverdata))
{
return False;
exit;
}
if (!$GLOBALS['phpgw']->interserver->exists($this->account_lid))
{
$this->account_id = $GLOBALS['phpgw']->interserver->name2id($this->account_lid);
}
$GLOBALS['phpgw_info']['user']['account_id'] = $this->account_id;
$GLOBALS['phpgw']->interserver->serverid = $this->account_id;
$this->sessionid = md5($GLOBALS['phpgw']->common->randomstring(10));
$this->kp3 = md5($GLOBALS['phpgw']->common->randomstring(15));
/* re-init the crypto object */
$this->key = md5($this->kp3 . $this->sessionid . $GLOBALS['phpgw_info']['server']['encryptkey']);
$this->iv = $GLOBALS['phpgw_info']['server']['mcrypt_iv'];
$GLOBALS['phpgw']->crypto->init(array($this->key,$this->iv));
//$this->read_repositories(False);
$GLOBALS['phpgw_info']['user'] = $this->user;
$GLOBALS['phpgw_info']['hooks'] = $this->hooks;
$this->appsession('password','phpgwapi',base64_encode($this->passwd));
$session_flags = 'S';
$user_ip = $this->getuser_ip();
$GLOBALS['phpgw']->db->transaction_begin();
$this->register_session($login,$user_ip,$now,$session_flags);
$this->log_access($this->sessionid,$login,$user_ip,$this->account_id);
$this->appsession('account_previous_login','phpgwapi',$GLOBALS['phpgw']->auth->previous_login);
$GLOBALS['phpgw']->auth->update_lastlogin($this->account_id,$user_ip);
$GLOBALS['phpgw']->db->transaction_commit();
return array($this->sessionid,$this->kp3);
}
/*************************************************************************\
* Functions for appsession data and session cache *
\*************************************************************************/
function read_repositories($cached='',$write_cache=True)
{
$GLOBALS['phpgw']->acl->acl($this->account_id);
$GLOBALS['phpgw']->accounts->accounts($this->account_id);
$GLOBALS['phpgw']->preferences->preferences($this->account_id);
$GLOBALS['phpgw']->applications->applications($this->account_id);
if(@$cached)
{
$this->user = $this->appsession('phpgw_info_cache','phpgwapi');
if(!empty($this->user))
{
$GLOBALS['phpgw']->preferences->data = $this->user['preferences'];
if (!isset($GLOBALS['phpgw_info']['apps']) || !is_array($GLOBALS['phpgw_info']['apps']))
{
$GLOBALS['phpgw']->applications->read_installed_apps();
}
}
else
{
$this->setup_cache($write_cache);
}
}
else
{
$this->setup_cache($write_cache);
}
$this->hooks = $GLOBALS['phpgw']->hooks->read();
}
function setup_cache($write_cache=True)
{
$this->user = $GLOBALS['phpgw']->accounts->read_repository();
$this->user['acl'] = $GLOBALS['phpgw']->acl->read_repository();
$this->user['preferences'] = $GLOBALS['phpgw']->preferences->read_repository();
$this->user['apps'] = $GLOBALS['phpgw']->applications->read_repository();
//@reset($this->data['user']['apps']);
$this->user['domain'] = $this->account_domain;
$this->user['sessionid'] = $this->sessionid;
$this->user['kp3'] = $this->kp3;
$this->user['session_ip'] = $this->getuser_ip();
$this->user['session_lid'] = $this->account_lid.'@'.$this->account_domain;
$this->user['account_id'] = $this->account_id;
$this->user['account_lid'] = $this->account_lid;
$this->user['userid'] = $this->account_lid;
$this->user['passwd'] = @$this->passwd;
if(@$GLOBALS['phpgw_info']['server']['cache_phpgw_info'] && $write_cache)
{
$this->delete_cache();
$this->appsession('phpgw_info_cache','phpgwapi',$this->user);
}
}
// This looks to be useless
// This will capture everything in the $GLOBALS['phpgw_info'] including server info,
// and store it in appsessions. This is really incompatible with any type of restoring
// from appsession as the saved user info is really in ['user'] rather than the root of
// the structure, which is what this class likes.
function save_repositories()
{
$phpgw_info_temp = $GLOBALS['phpgw_info'];
$phpgw_info_temp['user']['kp3'] = '';
$phpgw_info_temp['flags'] = array();
if ($GLOBALS['phpgw_info']['server']['cache_phpgw_info'])
{
$this->appsession('phpgw_info_cache','phpgwapi',$phpgw_info_temp);
}
}
function restore()
{
$sessionData = $this->appsession('sessiondata');
if (is_array($sessionData))
{
reset($sessionData);
while(list($key,$value) = each($sessionData))
{
global $$key;
$$key = $value;
$this->variableNames[$key] = 'registered';
// echo 'restored: '.$key.', ' . $value . '<br>';
}
}
}
// save the current values of the variables
function save()
{
if (is_array($this->variableNames))
{
reset($this->variableNames);
while(list($key, $value) = each($this->variableNames))
{
if ($value == 'registered')
{
global $$key;
$sessionData[$key] = $$key;
}
}
$this->appsession('sessiondata','',$sessionData);
}
}
// create a list a variable names, wich data need's to be restored
function register($_variableName)
{
$this->variableNames[$_variableName]='registered';
#print 'registered '.$_variableName.'<br>';
}
// mark variable as unregistered
function unregister($_variableName)
{
$this->variableNames[$_variableName]='unregistered';
#print 'unregistered '.$_variableName.'<br>';
}
// check if we have a variable registred already
function is_registered($_variableName)
{
if ($this->variableNames[$_variableName] == 'registered')
{
return True;
}
else
{
return False;
}
}
/*************************************************************************\
* Function to handle session support via url or cookies *
\*************************************************************************/
function link($url, $extravars = '')
{
/* first we process the $url to build the full scriptname */
$full_scriptname = True;
$url_firstchar = substr($url ,0,1);
if ($url_firstchar == '/' && $GLOBALS['phpgw_info']['server']['webserver_url'] == '/')
{
$full_scriptname = False;
}
if ($url_firstchar != '/')
{
$app = $GLOBALS['phpgw_info']['flags']['currentapp'];
if ($app != 'home' && $app != 'login' && $app != 'logout')
{
$url = $app.'/'.$url;
}
}
if($full_scriptname)
{
$webserver_url_count = strlen($GLOBALS['phpgw_info']['server']['webserver_url'])-1;
if(substr($GLOBALS['phpgw_info']['server']['webserver_url'] ,$webserver_url_count,1) != '/' && $url_firstchar != '/')
{
$url = $GLOBALS['phpgw_info']['server']['webserver_url'] .'/'. $url;
}
else
{
$url = $GLOBALS['phpgw_info']['server']['webserver_url'] . $url;
}
}
if(@isset($GLOBALS['phpgw_info']['server']['enforce_ssl']) && $GLOBALS['phpgw_info']['server']['enforce_ssl'] && !$GLOBALS['HTTP_SERVER_VARS']['HTTPS'])
{
if(substr($url ,0,4) != 'http')
{
$url = 'https://'.$GLOBALS['phpgw_info']['server']['hostname'].$url;
}
else
{
$url = str_replace ( 'http:', 'https:', $url);
}
}
/* Now we process the extravars into a proper url format */
/* if its not an array, then we turn it into one */
/* We do this to help prevent any duplicates from being sent. */
if (!is_array($extravars) && $extravars != '')
{
$a = explode('&', $extravars);
$i = 0;
while ($i < count($a))
{
$b = split('=', $a[$i]);
$new_extravars[$b[0]] = $b[1];
$i++;
}
$extravars = $new_extravars;
unset($new_extravars);
}
/* if using frames we make sure there is a framepart */
if(@defined('PHPGW_USE_FRAMES') && PHPGW_USE_FRAMES)
{
if (!isset($extravars['framepart']))
{
$extravars['framepart']='body';
}
}
/* add session params if not using cookies */
if (@!$GLOBALS['phpgw_info']['server']['usecookies'])
{
$extravars['sessionid'] = $this->sessionid;
$extravars['kp3'] = $this->kp3;
$extravars['domain'] = $this->account_domain;
}
/* if we end up with any extravars then we generate the url friendly string */
/* and return the result */
if (is_array($extravars))
{
$new_extravars = '';
reset($extravars);
while(list($key,$value) = each($extravars))
{
if (!empty($new_extravars))
{
$new_extravars .= '&';
}
$new_extravars .= $key.'='.htmlentities(urlencode($value));
}
return $url .= '?' . $new_extravars;
}
/* if no extravars then we return the cleaned up url/scriptname */
return $url;
}
}
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