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[Phpgroupware-cvs] phpgwapi/inc/sessions class.sessions.inc.php cl...
From: |
Dave Hall |
Subject: |
[Phpgroupware-cvs] phpgwapi/inc/sessions class.sessions.inc.php cl... |
Date: |
Sat, 09 Sep 2006 11:35:41 +0000 |
CVSROOT: /cvsroot/phpgwapi
Module name: phpgwapi
Changes by: Dave Hall <skwashd> 06/09/09 11:35:41
Added files:
inc/sessions : class.sessions.inc.php
class.sessions_db.inc.php
class.sessions_php.inc.php
Log message:
switch to new sessions classes, rename php4 to php and use object
facotry
CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/phpgwapi/inc/sessions/class.sessions.inc.php?cvsroot=phpgwapi&rev=1.1
http://cvs.savannah.gnu.org/viewcvs/phpgwapi/inc/sessions/class.sessions_db.inc.php?cvsroot=phpgwapi&rev=1.1
http://cvs.savannah.gnu.org/viewcvs/phpgwapi/inc/sessions/class.sessions_php.inc.php?cvsroot=phpgwapi&rev=1.1
Patches:
Index: class.sessions.inc.php
===================================================================
RCS file: class.sessions.inc.php
diff -N class.sessions.inc.php
--- /dev/null 1 Jan 1970 00:00:00 -0000
+++ class.sessions.inc.php 9 Sep 2006 11:35:41 -0000 1.1
@@ -0,0 +1,1311 @@
+<?php
+ /**
+ * Session management
+ * @author NetUSE AG Boris Erdmann, Kristian Koehntopp
+ * @author Dan Kuykendall <address@hidden>
+ * @author Joseph Engo <address@hidden>
+ * @author Ralf Becker <address@hidden>
+ * @copyright Copyright (C) 1998-2000 NetUSE AG Boris Erdmann, Kristian
Koehntopp
+ * @copyright Portions Copyright (C) 2000-2004 Free Software Foundation,
Inc. http://www.fsf.org/
+ * @license http://www.fsf.org/licenses/lgpl.html GNU Lesser General
Public License
+ * @package phpgwapi
+ * @subpackage accounts
+ * @version $Id: class.sessions.inc.php,v 1.1 2006/09/09 11:35:41
skwashd Exp $
+ * @link http://www.sanisoft.com/phplib/manual/session.php
+ */
+
+ /**
+ * Session Management
+ *
+ * This allows phpGroupWare to use php4 or database sessions
+ *
+ * @package phpgwapi
+ * @subpackage accounts
+ * @abstract
+ */
+ class sessions
+ {
+ /**
+ * @var string current user login
+ */
+ var $login;
+
+ /**
+ * @var sting current user password
+ */
+ var $passwd;
+
+ /**
+ * @var int current user db/ldap account id
+ */
+ var $account_id;
+
+ /**
+ * @var string current user account login id - ie address@hidden
+ */
+ var $account_lid;
+
+ /**
+ * @var string previous page call id - repost prevention
+ */
+ var $history_id;
+
+ /**
+ * @var string domain for current user
+ */
+ var $account_domain;
+
+ /**
+ * @var session type flag, A - anonymous session, N - None,
normal session
+ */
+ var $session_flags;
+
+ /**
+ * @var string current user session id
+ */
+ var $sessionid;
+
+ /**
+ * @var string not sure what this does, but it is important :)
+ */
+ var $kp3;
+
+ /**
+ * @var string encryption key?
+ */
+ var $key;
+
+ /**
+ * @var string iv == ivegotnoidea ;) (skwashd)
+ */
+ var $iv;
+
+ /**
+ * @var session data
+ */
+ var $data;
+
+ /**
+ * @var object holder for the database object
+ */
+ var $db;
+
+ /**
+ * @var array publicly available methods
+ */
+ var $public_functions = array
+ (
+ 'list_methods' => true,
+ 'update_dla' => true,
+ 'list' => true,
+ 'total' => true
+ );
+
+ /**
+ * @var string domain for cookies
+ */
+ var $cookie_domain;
+
+ /**
+ * @var name of XML-RPC/SOAP method called
+ */
+ 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']))
+ {
+ // default same as for id
+
$GLOBALS['phpgw_info']['server']['num_unsuccessful_ip']
+ =
$GLOBALS['phpgw_info']['server']['num_unsuccessful_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;
+ $save_rep = True;
+ }
+ if
(!isset($GLOBALS['phpgw_info']['server']['max_history']))
+ {
+ $GLOBALS['phpgw_info']['server']['max_history']
= 20;
+ $save_rep = True;
+ }
+ if ($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->value('max_history',
$GLOBALS['phpgw_info']['server']['max_history'] );
+ $config->save_repository();
+ unset($config);
+ }
+ }
+
+ /**
+ * Introspection for XML-RPC/SOAP
+ * Diabled - why??
+ *
+ * @param string $_type tpye of introspection being sought
+ * @return array available methods and args
+ */
+ function DONTlist_methods($_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;
+ }
+ }
+
+ /**
+ * Check to see if a session is still current and valid
+ *
+ * @param string $sessionid session id to be verfied
+ * @param string $kp3 ?? to be verified
+ * @return bool is the session valid?
+ */
+
+ function verify($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 "<pre>session::verify(id='$sessionid'): \n" .
print_r($session, true) . "</pre>\n";
+
+ if ( !isset($session['session_dla'])
+ || $session['session_dla'] <= (time() -
$GLOBALS['phpgw_info']['server']['sessions_timeout']))
+ {
+ $this->clean_sessions();
+ return False;
+ }
+
+ $this->session_flags = $session['session_flags'];
+
+ $lid_data = explode('@', $session['session_lid']);
+ $this->account_lid = $lid_data[0];
+
+ if ( isset($lid_data[1]) )
+ {
+ $this->account_domain = $lid_data[1];
+ }
+ else
+ {
+ $this->account_domain =
$GLOBALS['phpgw_info']['server']['default_domain'];
+ }
+ unset($lid_data);
+
+ $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);
+ }
+ //echo 'DEBUG: Sessions: account_id is
empty!<br>'."\n";
+ return False;
+ }
+ else
+ {
+ return True;
+ }
+ }
+
+ /**
+ * Functions for creating and verifying the session
+ */
+
+ /**
+ * Get the ip address of current users
+ *
+ * @return string ip address
+ */
+ function getuser_ip()
+ {
+ return (isset($_SERVER['HTTP_X_FORWARDED_FOR']) ?
$_SERVER['HTTP_X_FORWARDED_FOR'] : $_SERVER['REMOTE_ADDR']);
+ }
+
+ /**
+ * Set the domain used for cookies
+ *
+ * @return string domain
+ */
+ 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
+ }
+
+ /**
+ * Set a cookie
+ *
+ * @param string $cookiename name of cookie to be set
+ * @param string $cookievalue value to be used, if unset cookie
is cleared (optional)
+ * @param int $cookietime when cookie should expire, 0 for
session only (optional)
+ */
+ function
phpgw_setcookie($cookiename,$cookievalue='',$cookietime=0)
+ {
+ if (!$this->cookie_domain)
+ {
+ $this->phpgw_set_cookiedomain();
+ }
+
setcookie($cookiename,$cookievalue,$cookietime,'/',$this->cookie_domain);
+ }
+
+ /**
+ * Create a new session
+ *
+ * @param string $login user login
+ * @param string $passwd user password
+ * @param string $passwd_type type of password being used, ie
plaintext, md5, sha1
+ * @return string session id
+ */
+ function create($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();
+ $now = time();
+
+ if (strstr($login,'@') === False)
+ {
+ $this->account_domain =
$GLOBALS['phpgw_info']['server']['default_domain'];
+ $this->account_lid = $login;
+ }
+ else
+ {
+ list($this->account_lid, $this->account_domain)
= explode('@', $login);
+ }
+
+ //echo "<p>session::create(login='$login'):
lid='$this->account_lid', domain='$this->account_domain'</p>\n";
+ $user_ip = $this->getuser_ip();
+
+ $blocked = false;
+ if ( ($blocked = $this->login_blocked($login,
$_SERVER['REMOTE_ADDR'])) // too many unsuccessful attempts
+ || (
isset($GLOBALS['phpgw_info']['server']['global_denied_users'][$this->account_lid])
&& $GLOBALS['phpgw_info']['server']['global_denied_users'][$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 (
isset($GLOBALS['phpgw_info']['server']['usecookies'])
+ &&
$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 ( (
isset($GLOBALS['phpgw_info']['server']['usecookies']) &&
$GLOBALS['phpgw_info']['server']['usecookies'] )
+ || isset($_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);
+ $GLOBALS['phpgw']->db->transaction_commit();
+
+ //if (!$this->sessionid) echo
"<p>session::create(login='$login') = '$this->sessionid':
lid='$this->account_lid', domain='$this->account_domain'</p>\n";
+
+ return $this->sessionid;
+ }
+
+ /**
+ * Write or update (for logout) the access_log
+ *
+ * @param string $sessionid id of session or 0 for unsuccessful
logins
+ * @param string $login account_lid (evtl. with domain) or ''
for settion the logout-time
+ * @param string $user_ip ip to log
+ * @param int $account_id numerical account_id
+ */
+ function
log_access($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");
+ }
+ }
+
+ /**
+ * Protect against brute force attacks, block login if too many
unsuccessful login attmepts
+ *
+ * @param string $login account_lid (evtl. with domain)
+ * @param string $ip the ip that made the request
+ * @returns bool login blocked?
+ */
+ function login_blocked($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'
".$this->db->f(0)." tries
(".$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 'address@hidden') 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'
".$this->db->f(0)." tries
(".$GLOBALS['phpgw_info']['server']['num_unsuccessful_id']." max.) since
".date('Y/m/d H:i',$block_time)."</p>\n";
+ $blocked = True;
+ }
+ if ($blocked &&
isset($GLOBALS['phpgw_info']['server']['admin_mails']) &&
$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 unsuccessful 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;
+ }
+
+ /**
+ * Verfy a peer server access request
+ *
+ * @param string $sessionid session id to verfiy
+ * @param string $kp3 ??
+ * @return bool verfied?
+ */
+ function verify_server($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;
+ }
+ }
+
+ /**
+ * Validate a peer server login request
+ *
+ * @param string $login login name
+ * @param string $password password
+ * @return bool login ok?
+ */
+ function create_server($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,$this->kp3);
+ }
+
+ /**
+ * Functions for appsession data and session cache
+ */
+
+ /**
+ * Is this also useless?? (skwashd)
+ */
+ function read_repositories($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 = $GLOBALS['phpgw']->hooks->read();
+ }
+
+ /**
+ * Is this also useless?? (skwashd)
+ */
+ function setup_cache($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 = $this->appsession('sessiondata');
+
+ if (!empty($sessionData) && is_array($sessionData))
+ {
+ foreach($sessionData as $key => $value)
+ {
+ global $$key;
+ $$key = $value;
+ $this->variableNames[$key] =
'registered';
+ // echo 'restored: '.$key.', ' . $value
. '<br>';
+ }
+ }
+ }
+
+ /**
+ * Save the current values of all registered variables
+ */
+ function save()
+ {
+ if (is_array($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, which data needs to be
restored
+ *
+ * @param string $_variableName name of variable to be registered
+ */
+ function register($_variableName)
+ {
+ $this->variableNames[$_variableName]='registered';
+ #print 'registered '.$_variableName.'<br>';
+ }
+
+ /**
+ * Mark variable as unregistered
+ *
+ * @param string $_variableName name of variable to deregister
+ */
+ function unregister($_variableName)
+ {
+ $this->variableNames[$_variableName]='unregistered';
+ #print 'unregistered '.$_variableName.'<br>';
+ }
+
+ /**
+ * Check if we have a variable registred already
+ *
+ * @param string $_variableName name of variable to check
+ * @return bool was the variable found?
+ */
+ function is_registered($_variableName)
+ {
+ if ($this->variableNames[$_variableName] ==
'registered')
+ {
+ return True;
+ }
+ else
+ {
+ return False;
+ }
+ }
+
+ /**
+ * Additional tracking of user actions - prevents reposts/use of
back button
+ *
+ * @author skwashd
+ * @return string current history id
+ */
+ function generate_click_history()
+ {
+ if(!isset($this->history_id))
+ {
+ $this->history_id = md5($this->login . time());
+ $history = $this->appsession('history',
'phpgwapi');
+
+ if(count($history) >=
$GLOBALS['phpgw_info']['server']['max_history'])
+ {
+ array_shift($history);
+ $this->appsession('history',
'phpgwapi', $history);
+ }
+ }
+ return $this->history_id;
+ }
+
+ /**
+ * Detects if the page has already been called before - good for
forms
+ *
+ * @author skwashd
+ * @param bool $diplay_error when implemented will use the
generic error handling code
+ * @return True if called previously, else False - call ok
+ */
+ function is_repost($display_error = False)
+ {
+ $history = $this->appsession($location = 'history',
$appname = 'phpgwapi');
+ if(isset($history[$_GET['click_history']]))
+ {
+ if($display_error)
+ {
+
$GLOBALS['phpgw']->redirect_link('/error.php', 'type=repost');//more on this
later :)
+ }
+ else
+ {
+ return True; //handled by the app
+ }
+ }
+ else
+ {
+ $history[$_GET['click_history']] = True;
+ $this->appsession($location = 'history',
$appname = 'phpgwapi', $history);
+ return False;
+ }
+ }
+
+ /**
+ * Generate a url which supports url or cookies based sessions
+ *
+ * @param string $url a url relative to the phpgroupware install
root
+ * @param array $extravars query string arguements
+ * @param bool $redirect is this for a redirect link ?
+ * @return string generated url
+ */
+ function link($url, $extravars = array(), $redirect=false)
+ {
+ $term = '&'; //W3C Compliant in markup
+ if ( $redirect )
+ {
+ $term = '&'; // RFC Compliant for
Header('Location: ...
+ }
+
+ /* 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']) &&
$GLOBALS['phpgw_info']['server']['enforce_ssl'])
+ {
+ if(substr($url ,0,4) != 'http')
+ {
+ $url =
'https://'.$GLOBALS['phpgw_info']['server']['hostname'].$url;
+ }
+ else
+ {
+ $url = str_replace ( 'http:', 'https:',
$url);
+ }
+ }
+
+ /*
+ If an app sends the extrvars as a string we
covert the extrvars into an array for proper processing
+ This also helps prevent any duplicate values in
the query string.
+ */
+ if (!is_array($extravars) && $extravars != '')
+ {
+ echo 'String used for extravar in
sessions::link(url, extravar) call, please use an array!<br><pre>' .
print_r(debug_backtrace(), true) . '</pre>';
+ $vars = explode('&', $extravars);
+ foreach( $vars as $v )
+ {
+ $b = split('=', $v);
+ $new_extravars[$b[0]] = $b[1];
+ }
+ unset($extravars);
+ $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']))
+ {
+ $extravars['framepart'] = 'body';
+ }
+ }
+
+ /* add session params if not using cookies */
+ if (
!isset($GLOBALS['phpgw_info']['server']['usecookies'])
+ ||
!$GLOBALS['phpgw_info']['server']['usecookies'])
+ {
+ $extravars = array_merge($extravars,
$this->_get_session_vars());
+ }
+
+ //used for repost prevention
+ $extravars['click_history'] =
$this->generate_click_history();
+
+ if (is_array($extravars)) //we have something to append
+ {
+ return "{$url}?" . http_build_query($extravars,
null, $term);
+ }
+ return $url;
+ }
+
+ /**
+ * The remaining methods are abstract - as they are unique for
each session handler
+ */
+
+
+ /**
+ * Load user's session information
+ *
+ * @param string $sessionid user's session id string
+ * @return mixed the session data
+ */
+ function read_session($sessionid)
+ {}
+
+ /**
+ * Remove stale sessions out of the database
+ */
+ function clean_sessions()
+ {}
+
+ /**
+ * Set paramaters for cookies - only implemented in PHP4 sessions
+ *
+ * @param string $domain domain name to use in cookie
+ */
+ function set_cookie_params($domain)
+ {}
+
+ /**
+ * Create a new session
+ *
+ * @param string $login user login
+ * @param string $user_ip users ip address
+ * @param int $now time now as a unix timestamp
+ * @param string $session_flags A = Anonymous, N = Normal
+ */
+ function register_session($login,$user_ip,$now,$session_flags)
+ {}
+
+ /**
+ * Update the date last active info for the session, so the
login does not expire
+ *
+ * @return bool did it suceed?
+ */
+ function update_dla()
+ {}
+
+ /**
+ * Terminate a session
+ *
+ * @param string $sessionid the id of the session to be
terminated
+ * @param string $kp3 - NOT SURE
+ * @return bool did it suceed?
+ */
+ function destroy($sessionid, $kp3)
+ {}
+
+ /**
+ * Functions for appsession data and session cache
+ */
+
+ /**
+ * Delete all data from the session cache for a user
+ *
+ * @param int $accountid user account id, defaults to current
user (optional)
+ */
+ function delete_cache($accountid='')
+ {}
+
+ /**
+ * Stores or retrieves information from the sessions cache
+ *
+ * @param string $location identifier for data
+ * @param string $appname name of app which is responsbile for
the data
+ * @param mixed $data data to be stored, if left blank data is
retreived (optional)
+ * @return mixed data from cache, only returned if $data arg is
not used
+ */
+ function appsession($location = 'default', $appname = '', $data
= '##NOTHING##')
+ {}
+
+ /**
+ * Get list of normal / non-anonymous sessions
+ * Note: The data from the session-files get cached in the
+ * app_session phpgwapi/php4_session_cache
+ *
+ * @author ralfbecker
+ * @param int $start session to start at
+ * @param string $order field to sort on
+ * @param string $sort sort order
+ * @param bool $all_no_sort list all with out sorting (optional)
default False
+ * @return array info for all current sessions
+ */
+ function list_sessions($start,$order,$sort,$all_no_sort = False)
+ {}
+
+ /**
+ * Get the number of normal / non-anonymous sessions
+ *
+ * @author ralfbecker
+ * @return int number of sessions
+ */
+ function total()
+ {
+ return 0;
+ }
+
+ /**
+ * Get the list of session variables used for non cookie based
sessions
+ *
+ * @access private
+ * @return array the variables which are specific to this
session type
+ */
+ function _get_session_vars()
+ {
+ return array();
+ }
+ }
Index: class.sessions_db.inc.php
===================================================================
RCS file: class.sessions_db.inc.php
diff -N class.sessions_db.inc.php
--- /dev/null 1 Jan 1970 00:00:00 -0000
+++ class.sessions_db.inc.php 9 Sep 2006 11:35:41 -0000 1.1
@@ -0,0 +1,231 @@
+<?php
+ /**
+ * Session management - Database storage
+ * @author NetUSE AG Boris Erdmann, Kristian Koehntopp
+ * @author Dan Kuykendall <address@hidden>
+ * @author Joseph Engo <address@hidden>
+ * @author Ralf Becker <address@hidden>
+ * @copyright Copyright (C) 1998-2000 NetUSE AG Boris Erdmann, Kristian
Koehntopp
+ * @copyright Portions Copyright (C) 2000-2004 Free Software Foundation,
Inc. http://www.fsf.org/
+ * @license http://www.fsf.org/licenses/lgpl.html GNU Lesser General
Public License
+ * @package phpgwapi
+ * @subpackage accounts
+ * @version $Id: class.sessions_db.inc.php,v 1.1 2006/09/09 11:35:41
skwashd Exp $
+ * @link http://www.sanisoft.com/phplib/manual/session.php
+ */
+
+ /**
+ * Session management based on database
+ *
+ * @package phpgwapi
+ * @subpackage sessions
+ */
+ class sessions_db extends sessions
+ {
+ function sessions_db()
+ {
+ parent::sessions();
+ }
+
+ function read_session($sessionid)
+ {
+ $this->db->query("SELECT * FROM phpgw_sessions WHERE
session_id='" . $this->sessionid . "'",__LINE__,__FILE__);
+ $this->db->next_record();
+
+ return $this->db->resultSet->fetchRow();
+ }
+
+ // This will remove stale sessions out of the database
+ function clean_sessions()
+ {
+ // If you plan on using the cron apps, please remove
the following lines.
+ // I am going to make this a config option durring
0.9.11, instead of an application (jengo)
+
+ $GLOBALS['phpgw']->db->query("DELETE FROM
phpgw_sessions WHERE session_dla <= '" . (time() -
$GLOBALS['phpgw_info']['server']['sessions_timeout'])
+ . "' AND session_flags
!='A'",__LINE__,__FILE__);
+
+ // This is set a little higher, we don't want to kill
session data for anonymous sessions.
+ $GLOBALS['phpgw']->db->query("DELETE FROM
phpgw_app_sessions WHERE session_dla <= '" . (time() -
$GLOBALS['phpgw_info']['server']['sessions_timeout'])
+ . "'",__LINE__,__FILE__);
+ }
+
+ function register_session($login,$user_ip,$now,$session_flags)
+ {
+ $GLOBALS['phpgw']->db->query("INSERT INTO
phpgw_sessions VALUES ('" . $this->sessionid
+ . "','".$login."','" . $user_ip . "','"
+ . $now . "','" . $now . "','" .
$_SERVER['PHP_SELF'] . "','" . $session_flags
+ . "')",__LINE__,__FILE__);
+ }
+
+ // This will update the DateLastActive column, so the login
does not expire
+ function update_dla()
+ {
+ $menu_action =
get_var('menuaction',Array('GET','POST'));
+ $action = $menu_action ? $menu_action :
$_SERVER['PHP_SELF'];
+
+ // This way XML-RPC users aren't always listed as
+ // xmlrpc.php
+ if ($this->xmlrpc_method_called)
+ {
+ $action = $this->xmlrpc_method_called;
+ }
+
+ $GLOBALS['phpgw']->db->query("UPDATE phpgw_sessions SET
session_dla='" . time() . "', session_action='$action' "
+ . "WHERE session_id='" .
$this->sessionid."'",__LINE__,__FILE__);
+
+ $GLOBALS['phpgw']->db->query("UPDATE phpgw_app_sessions
SET session_dla='" . time() . "' "
+ . "WHERE sessionid='" .
$this->sessionid."'",__LINE__,__FILE__);
+ return True;
+ }
+
+ function destroy($sessionid, $kp3)
+ {
+ if (! $sessionid && $kp3)
+ {
+ return False;
+ }
+
+ $GLOBALS['phpgw']->db->transaction_begin();
+ $GLOBALS['phpgw']->db->query("DELETE FROM
phpgw_sessions WHERE session_id='"
+ . $sessionid . "'",__LINE__,__FILE__);
+ $GLOBALS['phpgw']->db->query("DELETE FROM
phpgw_app_sessions WHERE sessionid='"
+ . $sessionid . "'",__LINE__,__FILE__);
+ $this->log_access($this->sessionid); // log
logout-time
+
+ // Only do the following, if where working with the
current user
+ if ($sessionid ==
$GLOBALS['phpgw_info']['user']['sessionid'])
+ {
+ $this->clean_sessions();
+ }
+ $GLOBALS['phpgw']->db->transaction_commit();
+
+ return True;
+ }
+
+
/*************************************************************************\
+ * Functions for appsession data and session cache
*
+
\*************************************************************************/
+
+ function delete_cache($accountid='')
+ {
+ $account_id =
get_account_id($accountid,$this->account_id);
+
+ $query = "DELETE FROM phpgw_app_sessions WHERE loginid
= '".$account_id."'"
+ ." AND app = 'phpgwapi' AND location =
'phpgw_info_cache'";
+
+ $GLOBALS['phpgw']->db->query($query);
+ }
+
+ function appsession($location = 'default', $appname = '', $data
= '##NOTHING##')
+ {
+ if (! $appname)
+ {
+ $appname =
$GLOBALS['phpgw_info']['flags']['currentapp'];
+ }
+
+ /* This allows the user to put '' as the value. */
+ if ($data == '##NOTHING##')
+ {
+ $query = "SELECT content FROM
phpgw_app_sessions WHERE"
+ ." sessionid='".$this->sessionid."' AND
loginid='".$this->account_id."'"
+ ." AND app = '".$appname."' AND
location='".$location."'";
+
+
$GLOBALS['phpgw']->db->query($query,__LINE__,__FILE__);
+ $GLOBALS['phpgw']->db->next_record();
+
+ // I added these into seperate steps for easier
debugging
+ $data = $GLOBALS['phpgw']->db->f('content');
+ // Changed by Skeeter 2001 Mar 04 0400Z
+ // This was not properly decoding structures
saved into session data properly
+// $data =
$GLOBALS['phpgw']->common->decrypt($data);
+// return stripslashes($data);
+ // Changed by milosch 2001 Dec 20
+ // do not stripslashes here unless this proves
to be a problem.
+ // Changed by milosch 2001 Dec 25
+ /* do not decrypt and return if no data
(decrypt returning garbage) */
+ if($data)
+ {
+ $data =
$GLOBALS['phpgw']->crypto->decrypt($data);
+// echo 'appsession returning: ';
_debug_array($data);
+ return $data;
+ }
+ }
+ else
+ {
+ $GLOBALS['phpgw']->db->query("SELECT content
FROM phpgw_app_sessions WHERE "
+ . "sessionid = '".$this->sessionid."'
AND loginid = '".$this->account_id."'"
+ . " AND app = '".$appname."' AND
location = '".$location."'",__LINE__,__FILE__);
+
+ $encrypteddata =
$GLOBALS['phpgw']->crypto->encrypt($data);
+ $encrypteddata =
$GLOBALS['phpgw']->db->db_addslashes($encrypteddata);
+
+ if ($GLOBALS['phpgw']->db->num_rows()==0)
+ {
+ $GLOBALS['phpgw']->db->query("INSERT
INTO phpgw_app_sessions (sessionid,loginid,app,location,content,session_dla) "
+ . "VALUES
('".$this->sessionid."','".$this->account_id."','".$appname
+ .
"','".$location."','".$encrypteddata."','" . time() . "')",__LINE__,__FILE__);
+ }
+ else
+ {
+ $GLOBALS['phpgw']->db->query("UPDATE
phpgw_app_sessions SET content='".$encrypteddata."'"
+ . "WHERE sessionid =
'".$this->sessionid."'"
+ . "AND loginid =
'".$this->account_id."' AND app = '".$appname."'"
+ . "AND location =
'".$location."'",__LINE__,__FILE__);
+ }
+ return $data;
+ }
+ }
+
+ function list_sessions($start, $order = 'ASC', $sort =
'session_lid', $all_no_sort = false)
+ {
+ $SQL_sort = strlen($sort) ? 'ORDER BY '.$sort : '';
+ $SQL_sort .= (strlen($sort) && strlen($order)) ? '
'.$order : '' ;
+
+ $this->db->limit_query('SELECT * FROM phpgw_sessions'
+ . " WHERE session_flags != 'A'
$SQL_sort", $start, __LINE__, __FILE__);
+
+ $values = array();
+
+ while ($this->db->next_record())
+ {
+ $values[] = array(
+ 'session_id' =>
$this->db->f('session_id'),
+ 'session_lid' =>
$this->db->f('session_lid'),
+ 'session_ip' =>
$this->db->f('session_ip'),
+ 'session_logintime' =>
$this->db->f('session_logintime'),
+ 'session_action' =>
$this->db->f('session_action'),
+ 'session_dla' =>
$this->db->f('session_dla')
+ );
+ }
+ return $values;
+ }
+
+ /**
+ * get number of normal / non-anonymous sessions
+ *
+ */
+ function total()
+ {
+ $this->db->query("select count(*) from phpgw_sessions
where session_flags != 'A'",__LINE__,__FILE__);
+ $this->db->next_record();
+
+ return $this->db->f(0);
+ }
+
+ /**
+ * Get the list of session variables used for non cookie based
sessions
+ *
+ * @access private
+ * @return array the variables which are specific to this
session type
+ */
+ function _get_session_vars()
+ {
+ return array
+ (
+ 'sessionid' => $this->sessionid,
+ 'kp3' => $this->kp3,
+ 'domain' => $this->account_domain
+ );
+ }
+ }
+?>
Index: class.sessions_php.inc.php
===================================================================
RCS file: class.sessions_php.inc.php
diff -N class.sessions_php.inc.php
--- /dev/null 1 Jan 1970 00:00:00 -0000
+++ class.sessions_php.inc.php 9 Sep 2006 11:35:41 -0000 1.1
@@ -0,0 +1,310 @@
+<?php
+ /**
+ * Session management - Native php handler
+ * @author Dan Kuykendall <address@hidden>
+ * @author Joseph Engo <address@hidden>
+ * @author Ralf Becker <address@hidden>
+ * @copyright Copyright (C) 2000-2004 Free Software Foundation, Inc.
http://www.fsf.org/
+ * @license http://www.fsf.org/licenses/lgpl.html GNU Lesser General
Public License
+ * @package phpgwapi
+ * @subpackage sessions
+ * @version $Id: class.sessions_php.inc.php,v 1.1 2006/09/09 11:35:41
skwashd Exp $
+ */
+
+ /**
+ * Track the name of the php session variable used in GPC for non cookie
based sessions
+ */
+ define('PHPGW_PHPSESSID', ini_get('session.name'));
+
+ /**
+ * Session management - Native php handler
+ *
+ * @package phpgwapi
+ * @subpackage sessions
+ */
+ class sessions_php extends sessions
+ {
+ function sessions_php()
+ {
+ //Call abstract class constructor
+ parent::sessions();
+
+ //respect the config option for cookies
+
ini_set('session.use_cookies',address@hidden'phpgw_info']['server']['usecookies']);
+ //don't rewrite URL, as we have to do it in link - why?
cos it is buggy otherwise
+ ini_set('url_rewriter.tags', '');
+
+ //controls the time out for php sessions
+ ini_set('session.gc_maxlifetime',
$GLOBALS['phpgw_info']['server']['sessions_timeout']);
+ }
+
+ function read_session($sessionid)
+ {
+ if($sessionid)
+ {
+ session_id($sessionid);
+ }
+ session_start();
+ if ( isset($_SESSION['phpgw_session']) &&
is_array($_SESSION['phpgw_session']) )
+ {
+ $GLOBALS['phpgw_session'] =
$_SESSION['phpgw_session'];
+ return $GLOBALS['phpgw_session'];
+ }
+ return array();
+ }
+
+ function set_cookie_params($domain)
+ {
+ session_set_cookie_params(0,'/',$domain);
+ }
+
+ function register_session($login,$user_ip,$now,$session_flags)
+ {
+ if(isset($this->sessionid))
+ {
+ session_id($this->sessionid);
+ }
+
+ if ( !strlen(session_id() ) )
+ {
+ session_start();
+ }
+
+ $GLOBALS['phpgw_session']['session_id'] =
$this->sessionid;
+ $GLOBALS['phpgw_session']['session_lid'] = $login;
+ $GLOBALS['phpgw_session']['session_ip'] = $user_ip;
+ $GLOBALS['phpgw_session']['session_logintime'] = $now;
+ $GLOBALS['phpgw_session']['session_dla'] = $now;
+ $GLOBALS['phpgw_session']['session_action'] =
$_SERVER['PHP_SELF'];
+ $GLOBALS['phpgw_session']['session_flags'] =
$session_flags;
+ // we need the install-id to differ between serveral
installs shareing one tmp-dir
+ $GLOBALS['phpgw_session']['session_install_id'] =
$GLOBALS['phpgw_info']['server']['install_id'];
+
+ session_register('phpgw_session');
+ $_SESSION['phpgw_session'] = $GLOBALS['phpgw_session'];
+ }
+
+ // This will update the DateLastActive column, so the login
does not expire
+ function update_dla()
+ {
+ if (@isset($GLOBALS['phpgw_info']['menuaction']))
+ {
+ $action = $GLOBALS['phpgw_info']['menuaction'];
+ }
+ else
+ {
+ $action = $_SERVER['PHP_SELF'];
+ }
+
+ $GLOBALS['phpgw_session']['session_dla'] = time();
+ $GLOBALS['phpgw_session']['session_action'] = $action;
+
+ session_register('phpgw_session');
+ $_SESSION['phpgw_session'] = $GLOBALS['phpgw_session'];
+
+ return True;
+ }
+
+ function destroy($sessionid, $kp3)
+ {
+ if (! $sessionid && $kp3)
+ {
+ return False;
+ }
+
+ $this->log_access($this->sessionid); // log
logout-time
+
+ // Only do the following, if where working with the
current user
+ if ($sessionid ==
$GLOBALS['phpgw_info']['user']['sessionid'])
+ {
+ $this->clean_sessions();
+ session_unset();
+ session_destroy();
+ $this->phpgw_setcookie(session_name());
+ }
+ else
+ {
+ $sessions = $this->list_sessions(0,'','',True);
+
+ if (isset($sessions[$sessionid]))
+ {
+ //echo
"<p>session_php4::destroy($session_id):
unlink('".$sessions[$sessionid]['php_session_file'].")</p>\n";
+
unlink($sessions[$sessionid]['php_session_file']);
+ }
+ }
+
+ return True;
+ }
+
+
/*************************************************************************\
+ * Functions for appsession data and session cache
*
+
\*************************************************************************/
+ function delete_cache($accountid='')
+ {
+ $account_id =
get_account_id($accountid,$this->account_id);
+
+
$GLOBALS['phpgw_session']['phpgw_app_sessions']['phpgwapi']['phpgw_info_cache']
= '';
+
+ session_register('phpgw_session');
+ $_SESSION['phpgw_session'] = $GLOBALS['phpgw_session'];
+ }
+
+ function appsession($location = 'default', $appname = '', $data
= '##NOTHING##')
+ {
+ if (! $appname)
+ {
+ $appname =
$GLOBALS['phpgw_info']['flags']['currentapp'];
+ }
+
+ /* This allows the user to put '' as the value. */
+ if ($data == '##NOTHING##')
+ {
+
+ if (
isset($GLOBALS['phpgw_session']['phpgw_app_sessions'][$appname][$location]['content'])
)
+ {
+ // I added these into seperate steps
for easier debugging
+ $data =
$GLOBALS['phpgw_session']['phpgw_app_sessions'][$appname][$location]['content'];
+
+ /* do not decrypt and return if no data
(decrypt returning garbage) */
+ if($data)
+ {
+ $data =
$GLOBALS['phpgw']->crypto->decrypt($data);
+ //echo "appsession returning:
location='$location',app='$appname',data=$data"; _debug_array($data);
+ return $data;
+ }
+ }
+ return '';
+ }
+ else
+ {
+ $encrypteddata =
$GLOBALS['phpgw']->crypto->encrypt($data);
+
$GLOBALS['phpgw_session']['phpgw_app_sessions'][$appname][$location]['content']
= $encrypteddata;
+ session_register('phpgw_session');
+ $_SESSION['phpgw_session'] =
$GLOBALS['phpgw_session'];
+ return $data;
+ }
+ }
+
+ function session_sort($a,$b)
+ {
+ $sign =
strcasecmp($GLOBALS['phpgw']->session->sort_order,'ASC') ? 1 : -1;
+
+ return
strcasecmp($a[$GLOBALS['phpgw']->session->sort_by],
+
$b[$GLOBALS['phpgw']->session->sort_by]) * $sign;
+ }
+
+ /**
+ * get list of normal / non-anonymous sessions
+ *
+ * The data form the session-files get cached in the
app_session phpgwapi/php4_session_cache
+ * @author ralfbecker
+ */
+ function list_sessions($start,$order,$sort,$all_no_sort = False)
+ {
+ //echo
"<p>session_php4::list_sessions($start,'$order','$sort',$all)</p>\n";
+ $session_cache =
$this->appsession('php4_session_cache','phpgwapi');
+
+ $values = array();
+ $maxmatchs =
$GLOBALS['phpgw_info']['user']['preferences']['common']['maxmatchs'];
+ $dir = @opendir($path = ini_get('session.save_path'));
+ while ($dir && $file = readdir($dir))
+ {
+ if (substr($file,0,5) != 'sess_')
+ {
+ continue;
+ }
+ if (isset($session_cache[$file])) // use
copy from cache
+ {
+ $session = $session_cache[$file];
+
+ if ($session['session_flags'] == 'A' ||
!$session['session_id'] ||
+ $session['session_install_id']
!= $GLOBALS['phpgw_info']['server']['install_id'])
+ {
+ continue; // no anonymous
sessions or other domains or installations
+ }
+ if (!$all_no_sort) // we need the
up-to-date data --> unset and reread it
+ {
+ unset($session_cache[$file]);
+ }
+ }
+ if (!isset($session_cache[$file])) // not
in cache, read and cache it
+ {
+ $fd = fopen ($path . '/' . $file,'r');
+ $fs = filesize ($path . '/' . $file);
+ // handle filesize 0 because php recently warns if fread is
used on 0byte files
+ if ($fs > 0) {
+ $session = fread ($fd, filesize ($path . '/' . $file));
+ } else {
+ $session = '';
+ }
+ fclose ($fd);
+ if (substr($session,0,14) !=
'phpgw_session|')
+ {
+ continue;
+ }
+ $session =
unserialize(substr($session,14));
+ unset($session['phpgw_app_sessions']);
// not needed, saves memory
+ $session_cache[$file] = $session;
+ }
+ if ($session['session_flags'] == 'A' ||
!$session['session_id'] ||
+ $session['session_install_id'] !=
$GLOBALS['phpgw_info']['server']['install_id'])
+ {
+ continue; // no anonymous
sessions or other domains or installations
+ }
+ //echo "file='$file'=<pre>"; print_r($session);
echo "</pre>";
+
+ $session['php_session_file'] = $path . '/' .
$file;
+ $values[$session['session_id']] = $session;
+ }
+ @closedir($dir);
+
+ if (!$all_no_sort)
+ {
+ $GLOBALS['phpgw']->session->sort_by = $sort;
+ $GLOBALS['phpgw']->session->sort_order = $order;
+
+
uasort($values,array('sessions','session_sort'));
+
+ $i = 0;
+ $start = intval($start);
+ foreach($values as $id => $data)
+ {
+ if ($i < $start || $i >
$start+$maxmatchs)
+ {
+ unset($values[$id]);
+ }
+ ++$i;
+ }
+ reset($values);
+ }
+
$this->appsession('php4_session_cache','phpgwapi',$session_cache);
+
+ return $values;
+ }
+
+ /**
+ * get number of normal / non-anonymous sessions
+ *
+ * @author ralfbecker
+ */
+ function total()
+ {
+ return count($this->list_sessions(0,'','',True));
+ }
+
+ /**
+ * Get the list of session variables used for non cookie based
sessions
+ *
+ * @access private
+ * @return array the variables which are specific to this
session type
+ */
+ function _get_session_vars()
+ {
+ return array
+ (
+ 'sessionid' => $this->sessionid,
+ 'kp3' => $this->kp3,
+ 'domain' => $this->account_domain
+ );
+ }
+ }
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Dave Hall <=