Session.php:
<?php
// -------------------------------------------------------------
//
// $Id: session.php, v 1.8 2005/04/03 14:16:41 raoul Exp $
//
// Copyright: (C) 2003-2005 Raoul Proença <raoul <at> genu <dot> org>
// License: GNU GPL (see COPYING)
// Website: http://genu.org/
//
// -------------------------------------------------------------
function sess_open()
{
return true;
}
function sess_close()
{
return true;
}
function sess_read($id)
{
global $sql;
$sql->query('SELECT session_value
FROM ' . TABLE_SESSIONS . '
WHERE session_id = \'' . $id . '\' AND session_expiry > \'' . time() . '\'');
$table_sessions = $sql->fetch();
if ($table_sessions['session_value'])
{
return $table_sessions['session_value'];
}
else
{
return 'user_id|s:1:"0";';
}
}
function sess_write($id, $sess_data)
{
global $sql;
$sql->query('SELECT session_id
FROM ' . TABLE_SESSIONS . '
WHERE session_id = \'' . $id . '\'');
$table_sessions = $sql->fetch();
if ($table_sessions['session_id'])
{
$sql->query('UPDATE ' . TABLE_SESSIONS . '
SET session_value = \'' . $sess_data . '\'
WHERE session_id = \'' . $id . '\'');
}
else
{
$sql->query('INSERT INTO ' . TABLE_SESSIONS . ' (session_id, session_expiry)
VALUES (\'' . $id . '\', \'' . (time() + 3600) . '\')');
}
return true;
}
function sess_destroy($id)
{
global $sql;
$sql->query('UPDATE ' . TABLE_USERS . '
SET user_lastvisit = \'' . time() . '\'
WHERE user_id = \'' . $_SESSION['user_id'] . '\'');
$sql->query('DELETE FROM ' . TABLE_SESSIONS . '
WHERE session_id = \'' . $id . '\'');
return true;
}
function sess_gc($maxlifetime)
{
global $sql;
$sql->query('DELETE FROM ' . TABLE_SESSIONS . '
WHERE session_expiry < \'' . (time() + $maxlifetime) . '\'');
return true;
}
session_set_save_handler('sess_open', 'sess_close', 'sess_read', 'sess_write', 'sess_destroy', 'sess_gc');
session_start();
?>
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