<?php
/**
* EGgroupware admin - access- and session-log
*
* @link http://www.egroupware.org
* @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
* @package admin
* @copyright (c) 2009-11 by Ralf Becker <RalfBecker-AT-outdoor-training.de>
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @version $Id$
*/
/**
* Show EGroupware access- and session-log
*/
class admin_accesslog
{
/**
* Which methods of this class can be called as menuation
*
* @var array
*/
public $public_functions = array(
'index' => true,
'sessions' => true,
);
/**
* Our storage object
*
* @var so_sql
*/
protected $so;
/**
* Name of our table
*/
const TABLE = 'egw_access_log';
/**
* Name of app the table is registered
*/
const APP = 'phpgwapi';
/**
* Constructor
*
*/
function __construct()
{
$this->so = new so_sql(self::APP,self::TABLE,null,'',true);
$this->so->timestamps = array('li', 'lo', 'session_dla', 'notification_hartbeat');
}
/**
* query rows for the nextmatch widget
*
* @param array $query with keys 'start', 'search', 'order', 'sort', 'col_filter'
* @param array &$rows returned rows/competitions
* @param array &$readonlys eg. to disable buttons based on acl, not use here, maybe in a derived class
* @return int total number of rows
*/
function get_rows($query,&$rows,&$readonlys)
{
$heartbeat_limit = egw_session::heartbeat_limit();
if ($query['session_list']) // filter active sessions
{
$query['col_filter']['lo'] = null; // not logged out
$query['col_filter'][0] = 'session_dla > '.(int)(time() - $GLOBALS['egw_info']['server']['sessions_timeout']);
$query['col_filter'][1] = "(notification_heartbeat IS NULL OR notification_heartbeat > $heartbeat_limit)";
}
$total = $this->so->get_rows($query,$rows,$readonlys);
$no_kill = !$GLOBALS['egw']->acl->check('current_sessions_access',8,'admin') && !$query['session_list'];
foreach($rows as &$row)
{
$row['sessionstatus'] = lang('success');
if ($row['notification_heartbeat'] > $heartbeat_limit)
{
$row['sessionstatus'] = lang('active');
}
if (stripos($row['session_php'],'blocked') !== false ||
stripos($row['session_php'],'bad login') !== false ||
strpos($row['sessioin_php'],' ') !== false)
{
$row['sessionstatus'] = $row['session_php'];
}
if ($row['lo']) {
$row['total'] = ($row['lo'] - $row['li']) / 60;
$row['sessionstatus'] = lang('logged out');
}
// eg. for bad login or password
if (!$row['account_id']) $row['alt_loginid'] = $row['loginid'];
$readonlys['kill['.$row['sessionid'].']'] = $no_kill;
$readonlys['delete['.$row['sessionid'].']'] = $query['session_list'];
// do not allow to kill or select own session
if ($GLOBALS['egw']->session->sessionid_access_log == $row['sessionid'] && $query['session_list'])
{
$readonlys['kill['.$row['sessionid'].']'] = $readonlys['selected['.$row['sessionid'].']'] = true;
}
// do not allow to delete access log off active sessions
if (!$row['lo'] && $row['session_dla'] > time()-$GLOBALS['egw_info']['server']['sessions_timeout'] && !$query['session_list'])
{
$readonlys['delete['.$row['sessionid'].']'] = $readonlys['selected['.$row['sessionid'].']'] = true;
}
unset($row['session_php']); // for security reasons, do NOT give real PHP sessionid to UI
}
if ($query['session_list'])
{
$rows['no_total'] = $rows['no_lo'] = true;
}
$GLOBALS['egw_info']['flags']['app_header'] = lang('Admin').' - '.
($query['session_list'] ? lang('View sessions') : lang('View Access Log')).
($query['col_filter']['account_id'] ? ': '.common::grab_owner_name($query['col_filter']['account_id']) : '');
return $total;
}
/**
* Display the access log or session list
*
* @param array $content=null
* @param string $msg=''
* @param boolean $sessions_list=false
*/
function index(array $content=null, $msg='', $sessions_list=false)
{
//_debug_array($content);
if (is_array($content)) $sessions_list = $content['nm']['session_list'];
// check if user has access to requested functionality
if ($GLOBALS['egw']->acl->check($sessions_list ? 'current_sessions_access' : 'access_log_access',1,'admin'))
{
$GLOBALS['egw']->redirect_link('/index.php');
}
if(!isset($content))
{
$content['nm'] = array(
'get_rows' => 'admin.admin_accesslog.get_rows', // I method/callback to request the data for the rows eg. 'notes.bo.get_rows'
'no_filter' => True, // I disable the 1. filter
'no_filter2' => True, // I disable the 2. filter (params are the same as for filter)
'no_cat' => True, // I disable the cat-selectbox
'header_left' => false, // I template to show left of the range-value, left-aligned (optional)
'header_right' => false, // I template to show right of the range-value, right-aligned (optional)
'never_hide' => True, // I never hide the nextmatch-line if less then maxmatch entries
'lettersearch' => false, // I show a lettersearch
'start' => 0, // IO position in list
'order' => 'li', // IO name of the column to sort after (optional for the sortheaders)
'sort' => 'DESC', // IO direction of the sort: 'ASC' or 'DESC'
//'default_cols' => // I columns to use if there's no user or default pref (! as first char uses all but the named columns), default all columns
'csv_fields' => false, // I false=disable csv export, true or unset=enable it with auto-detected fieldnames,
//or array with name=>label or name=>array('label'=>label,'type'=>type) pairs (type is a eT widget-type)
);
if ((int)$_GET['account_id'])
{
$content['nm']['col_filter']['account_id'] = (int)$_GET['account_id'];
}
if ($sessions_list)
{
$content['nm']['order'] = 'session_dla';
$content['nm']['options-selectcols'] = array(
'lo' => false,
'total' => false,
);
}
$content['nm']['session_list'] = $sessions_list;
}
elseif(isset($content['nm']['rows']['delete']) || isset($content['delete']))
{
if (isset($content['nm']['rows']['delete']))
{
list($sessionid) = each($content['nm']['rows']['delete']);
unset($content['nm']['rows']['delete']);
}
else
{
unset($content['delete']);
$sessionid = $content['nm']['rows']['selected'];
}
$del_msg= $this->so->delete(array('sessionid' => $sessionid));
if ($sessionid && $del_msg)
{
$msg = lang('%1 log entries deleted.',$del_msg);
}
else
{
$msg = lang('Error deleting log entry!');
}
}
elseif(isset($content['nm']['rows']['kill']) || isset($content['kill']))
{
if (isset($content['nm']['rows']['kill']))
{
list($sessionid) = each($content['nm']['rows']['kill']);
$sessionid = array($sessionid);
unset($content['nm']['rows']['kill']);
}
else
{
unset($content['kill']);
$sessionid = $content['nm']['rows']['selected'];
}
if (($key = array_search($GLOBALS['egw']->session->sessionid_access_log, $sessionid)))
{
unset($sessionid[$key]); // dont allow to kill own sessions
}
if ($GLOBALS['egw']->acl->check('current_sessions_access',8,'admin'))
{
$msg = lang('Permission denied!');
}
else
{
foreach((array)$sessionid as $id)
{
$GLOBALS['egw']->session->destroy($id);
}
$msg = lang('%1 sessions killed',count($sessionid));
}
}
$readonlys['kill'] = !$sessions_list;
$readonlys['delete'] = $sessions_list;
$content['msg'] = $msg;
$content['percent'] = 100.0 * $GLOBALS['egw']->db->query(
'SELECT ((SELECT COUNT(*) FROM '.self::TABLE.' WHERE lo != 0) / COUNT(*)) FROM '.self::TABLE,
__LINE__,__FILE__)->fetchColumn();
$tmpl = new etemplate('admin.accesslog');
$tmpl->exec('admin.admin_accesslog.index',$content,$sel_options,$readonlys,array(
'nm' => $content['nm'],
));
}
/**
* Display session list
*
* @param array $content=null
* @param string $msg=''
*/
function sessions(array $content=null, $msg='')
{
return $this->index(null,$msg,true);
}
}