mirror of
https://github.com/EGroupware/egroupware.git
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227 lines
8.3 KiB
PHP
227 lines
8.3 KiB
PHP
<?php
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/**************************************************************************\
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* phpGroupWare API - Session management *
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* This file written by Dan Kuykendall <seek3r@phpgroupware.org> *
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* and Joseph Engo <jengo@phpgroupware.org> *
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* Copyright (C) 2000, 2001 Dan Kuykendall *
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* -------------------------------------------------------------------------*
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* This library is part of the phpGroupWare API *
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* http://www.phpgroupware.org/api *
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* ------------------------------------------------------------------------ *
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* This library is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU Lesser General Public License as published by *
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* the Free Software Foundation; either version 2.1 of the License, *
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* or any later version. *
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* This library is distributed in the hope that it will be useful, but *
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* WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *
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* See the GNU Lesser General Public License for more details. *
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* You should have received a copy of the GNU Lesser General Public License *
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* along with this library; if not, write to the Free Software Foundation, *
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
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\**************************************************************************/
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/* $Id$ */
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class sessions_
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{
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function sessions_()
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{
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// empty for now, but needed
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}
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function read_session($sessionid)
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{
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$this->db->query("SELECT * FROM phpgw_sessions WHERE session_id='" . $this->sessionid . "'",__LINE__,__FILE__);
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$this->db->next_record();
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return $this->db->Record;
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}
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// This will remove stale sessions out of the database
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function clean_sessions()
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{
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// If you plan on using the cron apps, please remove the following lines.
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// I am going to make this a config option durring 0.9.11, instead of an application (jengo)
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$GLOBALS['phpgw']->db->query("DELETE FROM phpgw_sessions WHERE session_dla <= '" . (time() - $GLOBALS['phpgw_info']['server']['sessions_timeout'])
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. "' AND session_flags !='A'",__LINE__,__FILE__);
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// This is set a little higher, we don't want to kill session data for anonymous sessions.
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$GLOBALS['phpgw']->db->query("DELETE FROM phpgw_app_sessions WHERE session_dla <= '" . (time() - $GLOBALS['phpgw_info']['server']['sessions_timeout'])
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. "'",__LINE__,__FILE__);
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}
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function set_cookie_params($domain)
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{
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// only for php4-sessions
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}
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function register_session($login,$user_ip,$now,$session_flags)
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{
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$GLOBALS['phpgw']->db->query("INSERT INTO phpgw_sessions VALUES ('" . $this->sessionid
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. "','".$login."','" . $user_ip . "','"
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. $now . "','" . $now . "','" . $GLOBALS['PHP_SELF'] . "','" . $session_flags
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. "')",__LINE__,__FILE__);
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}
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// This will update the DateLastActive column, so the login does not expire
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function update_dla()
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{
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if (@isset($_GET['menuaction']))
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{
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$action = $_GET['menuaction'];
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}
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else
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{
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$action = $_SERVER['PHP_SELF'];
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}
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// This way XML-RPC users aren't always listed as
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// xmlrpc.php
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if ($this->xmlrpc_method_called)
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{
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$action = $this->xmlrpc_method_called;
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}
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$GLOBALS['phpgw']->db->query("UPDATE phpgw_sessions SET session_dla='" . time() . "', session_action='$action' "
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. "WHERE session_id='" . $this->sessionid."'",__LINE__,__FILE__);
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$GLOBALS['phpgw']->db->query("UPDATE phpgw_app_sessions SET session_dla='" . time() . "' "
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. "WHERE sessionid='" . $this->sessionid."'",__LINE__,__FILE__);
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return True;
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}
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function destroy($sessionid, $kp3)
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{
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if (! $sessionid && $kp3)
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{
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return False;
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}
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$GLOBALS['phpgw']->db->transaction_begin();
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$GLOBALS['phpgw']->db->query("DELETE FROM phpgw_sessions WHERE session_id='"
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. $sessionid . "'",__LINE__,__FILE__);
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$GLOBALS['phpgw']->db->query("DELETE FROM phpgw_app_sessions WHERE sessionid='"
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. $sessionid . "'",__LINE__,__FILE__);
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$this->log_access($this->sessionid); // log logout-time
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// Only do the following, if where working with the current user
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if ($sessionid == $GLOBALS['phpgw_info']['user']['sessionid'])
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{
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$this->clean_sessions();
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}
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$GLOBALS['phpgw']->db->transaction_commit();
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return True;
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}
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/*************************************************************************\
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* Functions for appsession data and session cache *
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\*************************************************************************/
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function delete_cache($accountid='')
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{
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$account_id = get_account_id($accountid,$this->account_id);
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$query = "DELETE FROM phpgw_app_sessions WHERE loginid = '".$account_id."'"
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." AND app = 'phpgwapi' AND location = 'phpgw_info_cache'";
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$GLOBALS['phpgw']->db->query($query);
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}
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function appsession($location = 'default', $appname = '', $data = '##NOTHING##')
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{
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if (! $appname)
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{
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$appname = $GLOBALS['phpgw_info']['flags']['currentapp'];
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}
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/* This allows the user to put '' as the value. */
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if ($data == '##NOTHING##')
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{
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$query = "SELECT content FROM phpgw_app_sessions WHERE"
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." sessionid='".$this->sessionid."' AND loginid='".$this->account_id."'"
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." AND app = '".$appname."' AND location='".$location."'";
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$GLOBALS['phpgw']->db->query($query,__LINE__,__FILE__);
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$GLOBALS['phpgw']->db->next_record();
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// I added these into seperate steps for easier debugging
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$data = $GLOBALS['phpgw']->db->f('content');
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// Changed by Skeeter 2001 Mar 04 0400Z
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// This was not properly decoding structures saved into session data properly
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// $data = $GLOBALS['phpgw']->common->decrypt($data);
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// return stripslashes($data);
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// Changed by milosch 2001 Dec 20
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// do not stripslashes here unless this proves to be a problem.
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// Changed by milosch 2001 Dec 25
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/* do not decrypt and return if no data (decrypt returning garbage) */
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if($data)
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{
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$data = $GLOBALS['phpgw']->crypto->decrypt($data);
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// echo 'appsession returning: '; _debug_array($data);
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return $data;
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}
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}
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else
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{
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$GLOBALS['phpgw']->db->query("SELECT content FROM phpgw_app_sessions WHERE "
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. "sessionid = '".$this->sessionid."' AND loginid = '".$this->account_id."'"
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. " AND app = '".$appname."' AND location = '".$location."'",__LINE__,__FILE__);
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$encrypteddata = $GLOBALS['phpgw']->crypto->encrypt($data);
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$encrypteddata = $GLOBALS['phpgw']->db->db_addslashes($encrypteddata);
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if ($GLOBALS['phpgw']->db->num_rows()==0)
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{
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$GLOBALS['phpgw']->db->query("INSERT INTO phpgw_app_sessions (sessionid,loginid,app,location,content,session_dla) "
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. "VALUES ('".$this->sessionid."','".$this->account_id."','".$appname
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. "','".$location."','".$encrypteddata."','" . time() . "')",__LINE__,__FILE__);
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}
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else
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{
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$GLOBALS['phpgw']->db->query("UPDATE phpgw_app_sessions SET content='".$encrypteddata."'"
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. "WHERE sessionid = '".$this->sessionid."'"
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. "AND loginid = '".$this->account_id."' AND app = '".$appname."'"
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. "AND location = '".$location."'",__LINE__,__FILE__);
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}
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return $data;
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}
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}
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function list_sessions($start,$order,$sort)
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{
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$values = array();
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$ordermethod = 'order by session_dla asc';
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$this->db->limit_query("select * from phpgw_sessions where session_flags != 'A' order by $sort $order",$start,__LINE__,__FILE__);
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while ($this->db->next_record())
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{
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$values[] = array(
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'session_id' => $this->db->f('session_id'),
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'session_lid' => $this->db->f('session_lid'),
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'session_ip' => $this->db->f('session_ip'),
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'session_logintime' => $this->db->f('session_logintime'),
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'session_action' => $this->db->f('session_action'),
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'session_dla' => $this->db->f('session_dla')
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);
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}
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return $values;
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}
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/*!
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@function total
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@abstract get number of normal / non-anonymous sessions
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*/
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function total()
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{
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$this->db->query("select count(*) from phpgw_sessions where session_flags != 'A'",__LINE__,__FILE__);
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$this->db->next_record();
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return $this->db->f(0);
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}
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}
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?>
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