作者:三少乾坤_943 | 来源:互联网 | 2014-06-18 09:01
提供一款可以自动COOKIE登录方法,用户可以在登录时选择保存进程几天几个月等,我们只要进来页面时判断一下就KO了。
html页面
-
-
-
- "Content-Type" cOntent="text/html; charset=gb2312">
-
-
- "form1" method="post" action="login.php">
-
"center"
>
- "submit" name="Submit" value="Submit">
- "reset" name="Reset" value="Reset">
-
-
-
-
login.php
- @mysql_connect("localhost", "root","1981427")
- or die("数据库服务器连接失败");
- @mysql_select_db("test")
- or die("数据库不存在或不可用");
-
- $username = $_POST['username'];
- $passcode = $_POST['passcode'];
- $COOKIE = $_POST['COOKIE'];
-
- $query = @mysql_query("select username, userflag from users "
- ."where username = '$username' and passcode = '$passcode'")
- or die("SQL语句执行失败");
-
- if($row = mysql_fetch_array($query))
- {
- if($row['userflag'] == 1 or $row['userflag'] == 0)
- {
- switch($COOKIE)
- {
- case 0:
- setCOOKIE("username", $row['username']);
- break;
- case 1:
- setCOOKIE("username", $row['username'], time()+24*60*60);
- break;
- case 2:
- setCOOKIE("username", $row['username'], time()+30*24*60*60);
- break;
- case 3:
- setCOOKIE("username", $row['username'], time()+365*24*60*60);
- break;
- }
- header("location: main.php");
- }
- else
- {
- echo "用户权限信息不正确";
- }
- }
- else
- {
- echo "用户名或密码错误";
- }
- ?>
main.php
- session_start();
- if(isset($_COOKIE['username']))
- {
- @mysql_connect("localhost", "root","1981427")
- or die("数据库服务器连接失败");
- @mysql_select_db("test")
- or die("数据库不存在或不可用");
-
- $username = $_COOKIE['username'];
-
- $query = @mysql_query("select userflag from users "
- ."where username = '$username'")
- or die("SQL语句执行失败");
- $row = mysql_fetch_array($query);
-
- $flag = $row['userflag'];
-
- if($flag == 1)
- echo "欢迎管理员".$_SESSION['username']."登录系统";
- if($flag == 0)
- echo "欢迎用户".$_SESSION['username']."登录系统";
- echo "logout.php" mce_href="logout.php">注销";
- }
- else
- {
- echo "您没有权限访问本页面";
- }
- ?>
logout.php
- setCOOKIE("username");
- echo "注销成功";
- ?>