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PHP user verification PHP simple anti-hotlink verification implementation method original

WBOYOriginal: 2016-07-28 08:27:23936browse

Here is an analysis of the simple anti-hotlink implementation method of PHP. Share it with everyone for your reference. The details are as follows: The

index.php page is as follows:

<html>
<head>
<meta http-equiv="Content-Language" c />
<meta name="GENERATOR" c />
<meta http-equiv="Content-Type" c />
<title>防盗链</title>
</head>
<body>
 <form action="check.php" method="post">
 提交信息：<input type="text" name="name" value=""/>
 <input type="submit" name="submit" value="提交"/>
 </form>
</body>
</html>

check.php page is as follows:

$urlar=parse_url($_SERVER['HTTP_REFERER']);
 print("<pre class="brush:php;toolbar:false">");
 print_r($urlar);
 print_r($_SERVER['HTTP_REFERER']);
 if($urlar['host']!="localhost"){//此处可替换成当前使用的域名
 echo "验证错误！";
 echo "<script>alert('连接失败');location.href='index.php';</script>";
 exit;
 }
 print("

");

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The above introduces the PHP user verification and PHP simple anti-hotlink verification implementation method. Original, including the content of PHP user verification. I hope it will be helpful to friends who are interested in PHP tutorials.

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