A lightweight forum engine written in PHP. Repository is now obsolete and read-only.
http://www.pioder.pl/uforum.html
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151 lines
3.6 KiB
151 lines
3.6 KiB
<?php
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/**
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* @package uForum
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* @file includes/sessions.php
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* @version $Id$
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* @copyright 2007-2010 (c) PioDer <[email protected]>
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* @link http://www.pioder.pl/
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* @license see LICENSE.txt
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**/
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if ( !defined('IN_uF') )
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{
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die('Hacking attempt');
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}
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//set global sessions options
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ini_set('session.cookie_lifetime',SESSION_LIFETIME);
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ini_set('session.name',SESS_NAME); //1,5 day
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if ((isset($_COOKIE[SESS_NAME])) && (empty($_SESSION['uid'])))
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{
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session_id($_COOKIE[SESS_NAME]);
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}
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session_start(); //starting session
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//check, for empty session values and set
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if (empty($_SESSION['uid']))
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{
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$_SESSION['uid']='0';
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}
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if (empty($_SESSION['login_on']))
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{
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$_SESSION['login_on']='0';
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}
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if (empty($_SESSION['sessionid']))
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{
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$_SESSION['sessionid']='0';
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}
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if (empty($_COOKIE['queries']))
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{
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$_COOKIE['queries']=0;
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setcookie('queries','0',$_SERVER['REQUEST_TIME']+31104000);
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}
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if($_COOKIE['queries']>0)
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{
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setcookie('queries','0',$_SERVER['REQUEST_TIME']+31104000);
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$_COOKIE['uid']='0';
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}
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function SessRegister()
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{
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$uid = $_SESSION['uid'];
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if ($uid>0)
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{
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SessDelete($uid);
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$time = $_SERVER['REQUEST_TIME'];
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$sql = "INSERT INTO ".SESSIONS_TABLE." VALUES ('', '".$_COOKIE[SESS_NAME]."','$uid','$time')";
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$query = DataBase::sql_query($sql,GENERAL,'Could not add new session.',true);
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if (DataBase::num_rows($query)>0)
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{
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$result = DataBase::fetch();
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return $result;
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}
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else
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{
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return false;
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}
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}
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}
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function SessDeleteOld()
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{
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$time = $_SERVER['REQUEST_TIME'];
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$sql = "DELETE FROM ".SESSIONS_TABLE." WHERE time+129600<$time;";
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DataBase::sql_query($sql, GENERAL,'Could not delete session',true);
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}
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function SessDelInvalid()
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{
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if ($_SESSION['uid']>0)
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{
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$sql = "SELECT `session_id`, `u_id` FROM ".SESSIONS_TABLE." WHERE `u_id`='".$_SESSION['uid']."'";
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$query = DataBase::sql_query($sql,GENERAL,'Could not obtain session information',true);
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$result = DataBase::fetch($query);
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$result = $result['session_id'];
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if ($_COOKIE[SESS_NAME]!=$result)
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{
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$_SESSION['sessionid'] = '0';
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$_SESSION['uid'] = '0';
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}
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}
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}
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function SessDelete($uid)
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{
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$time = $_SERVER['REQUEST_TIME'];
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$sql = "DELETE FROM ".SESSIONS_TABLE." WHERE u_id='$uid'";
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$query = DataBase::sql_query($sql, GENERAL,'Could not delete session',true);
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if (DataBase::num_rows($query)>0)
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{
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$result = DataBase::fetch($query);
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$_SESSION['sessionid']='0';
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return $result['count'];
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}
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}
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function SessView()
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{
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global $lng;
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global $user;
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global $forum_config;
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$name = '';
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$time = $_SERVER['REQUEST_TIME'];
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$sql = "SELECT ".SESSIONS_TABLE.".*, ".USERS_TABLE.".*, ".SESSIONS_TABLE.".u_id AS u_id FROM ".SESSIONS_TABLE." LEFT JOIN ".USERS_TABLE." ON ".SESSIONS_TABLE.".u_id = ".USERS_TABLE.".u_id WHERE time+1250>$time;";
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$query = DataBase::sql_query($sql, GENERAL,'Could not obtain sessions information.');
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if (DataBase::num_rows($query)>0)
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{
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while($result = DataBase::fetch($query))
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{
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$uid = $result['u_id'];
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switch($result['rank'])
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{
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case '0':
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{
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$user_color_name = $result['nick'];
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break;
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}
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case '1':
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{
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$user_color_name = '<font color="'.$forum_config['color_mod'].'"><b>'.$result['nick'].'</b></font>';
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break;
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}
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case '2':
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{
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$user_color_name = '<font color="'.$forum_config['color_admin'].'"><b>'.$result['nick'].'</b></font>';
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break;
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}
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}
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$name .= '<a href="user.php?id='.$uid.'" class="fstandard">'.$user_color_name.'</a>, ';
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}
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}
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else
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{
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$name = '<span class="userlink">'.$lng['empty'].'</span>';
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}
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return array($name, DataBase::num_rows($query));
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}
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?>
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