-1

可能重复：
未定义的索引：C:\wamp\www\Website\storeadmin\admin_login.php..中的用户名和密码相同 

//admin_login.php
<?php
session_start();
if(isset($_SESSION["member"])){
    header("location:index.php");
    exit();
}

?>
<?php
if(isset($_POST["username"]) && isset($_POST["password"])){     // <-  Check the user has clicked the button
  $manager = preg_replace('#[A-Za-z0-9]#i',"",$_POST["username"]);
  $password = preg_replace('#[A-Za-z0-9]#i',"",$_POST["password"]);



include "../storescripts/connect_to_mysql.php";
$sql = mysql_query("SELECT * FROM admin WHERE username ='$manager' AND password ='$password'LIMIT 1");
$exist_count = mysql_num_rows($sql);
if($exist_count == 1){
    while(mysql_fetch_array($sql)){
        $id = $row["id"];
        }

    $_SESSION["id"]= $id;
    $_SESSION["manager"]= $manager;
    $_SESSION["password"]= $password;
    header("location:index.php");
    exit();

    }
    else{
    echo 'This information is incorrect,try again <a href = "index.php">Click Here</a>';
    exit();
    }
}




?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title> AdminLogin</title>
<link rel="stylesheet" href="../style/style.css" type="text/css" media="screen"/>
</head>

<body>
<div  id="mainWrapper" > 
    <?php include_once("../template_header.php");?>
    <div id="pageContent" > 
    <div align="left" "style="margin-left:040px;"><h1>Please login to continue</h1><br />
    </div>
    <form id="form1" name="form1" method="post" action="admin_login.php"> 
    UserName<br />
    <input type="text" name="username" id="username" size="40"/>
    Password<br />
    <input type="password" name="password" id="password" size="40"/> 
    <br />
    <br />
    <br /> 
    <input type="submit" name="button" id="button" value="LogIn"/>  
    </form>
    </div>
    <?php include_once("../template_header.php");?>
</div>
</body>
</html>
//index.php
<?php
session_start();
if(!isset($_SESSION["member"])){
    header("location:admin_login.php");
    exit();
}

$managerID = preg_replace('#[^0-9]#i',"",$_SESSION["id"]);
$manager = preg_replace('#[A-Za-z0-9]#i',"",$_SESSION["manager"]);
$password = preg_replace('#[A-Za-z0-9]#i',"",$_SESSION["password"]);


include "../storescripts/connect_to_mysql.php";
$sql = mysql_query("SELECT * FROM admin WHERE id ='managerID' AND username ='$manager' AND password ='$password'LIMIT 1");
$exist_count = mysql_num_rows($sql);
if($exist_count == 0){
    echo("Your login session data in not in the database");
    exit();
}



?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<html >
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Service Admin Area</title>
<link rel="stylesheet" href="../style/style.css" type="text/css" media="screen"/>
</head>

<body>
<div  id="mainWrapper" > 
    <?php include_once("../template_header.php");?>
    <div id="pageContent" > 
    <div align="left" "style="margin-left:040px;"><h1>Hello Store Manager .What would you loke to do today</h1><br />
    <h3><a href="inventory_list.php">Manage Inventory</a></h3><br/><h3><a href="">Manage Me</a></h3><br/></div></div>
    <?php include_once("../template_header.php");?>
</div>
</body>
</html>

我面临的问题是，即使我输入了我通过 phpmyadmin 设置的数据库中指定的正确用户名和密码，我也无法登录到我的 index.php 页面。每次我尝试登录时，它都会调用[echo '此信息不正确，请重试单击此处'] 如 admin_login.php 中所述。我有点沮丧。你们能帮帮我吗？

4

1 回答 1

0

我不确定你为什么使用 preg_replace。在我看来，您正在清除变量。这就解释了为什么您无法在数据库中找到自己。尝试删除 preg_replace 看看会发生什么。此外，当您执行 SQL 查询时，您忘记了密码和限制之间的空格。

希望这能解决你的问题

于 2012-06-27T14:38:08.037 回答