| 1 | <?php |
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| 2 | |
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| 3 | /*************************************************************************** |
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| 4 | * Expresso Livre * |
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| 5 | * http://www.expressolivre.org * |
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| 6 | * -------------------------------------------- * |
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| 7 | * This program is free software; you can redistribute it and/or modify it * |
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| 8 | * under the terms of the GNU General Public License as published by the * |
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| 9 | * Free Software Foundation; either version 2 of the License, or (at your * |
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| 10 | * option) any later version. * |
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| 11 | \**************************************************************************/ |
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| 12 | if ( isset( $_COOKIE[ 'sessionid' ] ) ) |
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| 13 | session_id( $_COOKIE[ 'sessionid' ] ); |
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| 14 | |
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| 15 | session_start( ); |
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| 16 | |
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| 17 | $sess = $_SESSION[ 'phpgw_session' ]; |
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| 18 | $invalidSession = false; |
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| 19 | $user_agent = array(); |
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| 20 | if (isset($GLOBALS['phpgw']) && !isset($_SESSION['connection_db_info'])){ |
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| 21 | if($GLOBALS['phpgw_info']['server']['use_https'] == 1) { |
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| 22 | $new_ip = (isset($_SERVER['HTTP_X_FORWARDED_FOR']) ? $_SERVER['HTTP_X_FORWARDED_FOR']."," : ""). $_SERVER['REMOTE_ADDR']; |
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| 23 | $GLOBALS['phpgw']->db->query("UPDATE phpgw_access_log SET ip='$new_ip' WHERE account_id <> 0 and lo = 0 and sessionid='{$GLOBALS['sessionid']}'",__LINE__,__FILE__); |
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| 24 | } |
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| 25 | $GLOBALS['phpgw']->db->query("select trim(sessionid), ip, browser from phpgw_access_log where account_id <> 0 and lo = 0 and sessionid='{$GLOBALS['sessionid']}' limit 1",__LINE__,__FILE__); |
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| 26 | $GLOBALS['phpgw']->db->next_record(); |
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| 27 | if($GLOBALS['phpgw']->db->row( )) |
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| 28 | $_SESSION['connection_db_info']['user_auth'] = implode("",$GLOBALS['phpgw']->db->row( )); |
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| 29 | } |
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| 30 | if($_SESSION['connection_db_info']['user_auth']){ |
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| 31 | $invalidSession = true; |
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| 32 | $http_user_agent = substr($_SERVER[ 'HTTP_USER_AGENT' ],0,199); |
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| 33 | $user_ip = isset($_SERVER['HTTP_X_FORWARDED_FOR']) ? array($_SERVER['REMOTE_ADDR'], $_SERVER['HTTP_X_FORWARDED_FOR']) : array($_SERVER['REMOTE_ADDR']); |
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| 34 | $user_agent[] = "{$sess['session_id']}{$user_ip[0]}".$http_user_agent; |
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| 35 | if(count($user_ip) == 2) { |
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| 36 | $user_agent[] = "{$sess['session_id']}{$user_ip[1]}".$http_user_agent; |
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| 37 | $user_agent[] = $sess['session_id'].implode(",",array_reverse($user_ip)).$http_user_agent; |
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| 38 | } |
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| 39 | $pconnection_id = $_SESSION['connection_db_info']['user_auth']; |
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| 40 | if(array_search($pconnection_id, $user_agent) !== FALSE) { |
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| 41 | $invalidSession = false; |
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| 42 | } |
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| 43 | } |
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| 44 | if (empty($_SESSION['phpgw_session']['session_id']) || $invalidSession) |
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| 45 | { |
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| 46 | if($_SESSION['connection_db_info']['user_auth'] && !strstr($_SERVER['SCRIPT_URL'],"/controller.php")) { |
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| 47 | error_log( '[ INVALID SESSION ] >>>>' .$_SESSION['connection_db_info']['user_auth'].'<<<< - >>>>' . implode("",$user_agent), 0 ); |
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| 48 | $GLOBALS['phpgw']->session->phpgw_setcookie('sessionid'); |
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| 49 | $GLOBALS['phpgw']->redirect($GLOBALS['phpgw_info']['server']['webserver_url'].'/login.php?cd=10'); |
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| 50 | } |
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| 51 | |
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| 52 | setcookie(session_name(),"",0); // Removing session cookie. |
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| 53 | unset($_SESSION); // Removing session values. |
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| 54 | // From ExpressoAjax response "nosession" |
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| 55 | if(strstr($_SERVER['SCRIPT_URL'],"/controller.php")){ |
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| 56 | echo serialize(array("nosession" => true)); |
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| 57 | exit; |
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| 58 | } |
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| 59 | } |
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| 60 | else{ |
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| 61 | // From ExpressoAjax update session_dla (datetime last access). |
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| 62 | if(strstr($_SERVER['SCRIPT_URL'],"/controller.php")) |
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| 63 | $_SESSION['phpgw_session']['session_dla'] = time(); |
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| 64 | } |
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| 65 | ?> |
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