于Mysql存取session实例

sunhw0725 · 发表于 2007-10-5 15:24:54

files:
common/Common.config.php
include/session.inc.php
session_test.php
get_session_test.php
get_session_test2.php
Common.config.php
<?php
/*
* Common config
* By 恋太后天
*/
/*
* Database config
*/
define( "DBTYPE", "mysql" );
$database = array
(
"mysql" => array
(
"default" => array
(
"host" => "localhost",
"user" => "root",
"password" => "",
"dbname" => ""
),
"session" => array
(
"host" => "localhost",
"user" => "session",
"password" => "session",
"dbname" => "sessions"
)
)
);
?>
session.inc.php
<?php
//使用mysql存放session 函数表
// by 恋太后天 2005-4-28
if (!isset($include_path)) $include_path = '';
if (!is_array($database))
{
include ($include_path."common/Common.config.php");
}
$DBsess = $database[DBTYPE]["session"];
$DBsess_link = mysql_connect($DBsess["host"], $DBsess["user"], $DBsess["password"])
or die ("Error:Can not connect to Mysql server.");
$SESS_LIFE = get_cfg_var("session.gc_maxlifetime");
function sess_open($path, $name)
{
return true;
}
function sess_close()
{
return true;
}
function sess_read($id)
{
global $DBsess , $DBsess_link;
mysql_select_db($DBsess["dbname"]);
$now = time();
$result = mysql_query("SELECT `data` FROM `sessions`
WHERE `id`= '$id' AND `expiry_time` > $now", $DBsess_link);
if (list($data) = mysql_fetch_row($result))
{
return $data;
}
return false;
}
function sess_write($id, $data)
{
global $DBsess , $DBsess_link, $SESS_LIFE;
mysql_select_db($DBsess["dbname"]);
$expiry_time = time() + $SESS_LIFE;
if ( !get_magic_quotes_gpc() )
{
$data = addslashes($data);
}
$now = time();
$result = mysql_query("INSERT into `sessions` (`id`, `expiry_time`, `data`)", $DBsess_link);
if ( !$result )
{
$result = mysql_query("UPDATE `sessions` SET `data`='$data', `expiry_time`=$expiry_time
WHERE `id` = '$id' AND `expiry_time` > $now", $DBsess_link);
}
return $result;
}
function sess_destroy($id)
{
global $DBsess , $DBsess_link;
mysql_select_db($DBsess["dbname"]);
$query = mysql_query("DELETE FROM `session` WHERE `id`='$id'");
return $query;
}
function sess_gc($maxlifetime)
{
global $DBsess , $DBsess_link;
$query = mysql_query("DELETE FROM `sessions` WHERE `expiry_time` < " . time(), $DBsess_link);
return mysql_affected_rows($DBsess_link);
}
session_module_name();
session_set_save_handler("sess_open", "sess_close", "sess_read", "sess_write", "sess_destroy", "sess_gc");
?>
session_test.php
<?php
// test for using session
include ("common/Common.config.php");
include ("include/session.inc.php");
session_start();
$_SESSION["abc"] = "A: I will be back!";
$_SESSION["meto"] = "B: Me too ";
echo "click me";
?>
get_session_test.php
<?php
// test for using session
include ("common/Common.config.php");
include ("include/session.inc.php");
session_start();
/*
* www.knowsky.com
*/
$_SESSION["c"] = "
C: I will follow U. ^0^!";
print($_SESSION["abc"]);
print("
");
print($_SESSION["meto"]);
echo "
".
"click again";
?>
get_session_test2.php
<?php
//get_session_test2.php
// test for using session
include ("common/Common.config.php");
include ("include/session.inc.php");
session_start();
print($_SESSION["c"]);
?>

复制代码

		自动登录	找回密码
密码			注册

全国各地医院查询	重量转换换算	RGB颜色查询	交通标志大全	各类快递查询
简体繁体转换	黄金价格实时走势	万年历查询	实时汇率转换	列车时刻查询
在线翻译工具	CSS中文手册	HTML学习教程	MySQL中文手册	JavaScript中文手册
PHP安全基础手册	PHP5面向对象编程教程	正则表达式系统教程	SQL Server精华	Apache 2.2 中文手册
DOS命令全集指南	windows脚本技术中文版	股票行情查询	历史上的今天	邮编区号查询
长度转换换算	货币汇率转换	常用电话号码	体育彩票查询	手机位置查询
域名Whois信息查询	谷歌PR值查询	台州网站建设	台州网站开发	台州域名注册
天气预报查询	长度转换换算器	在线电子地图	车牌号码查询	中国百家姓查询

于Mysql存取session实例

相关帖子