PHP implements URL encryption and decryption-PHP Tutorial-php.cn

PHP implements URL encryption and decryption

墨辰丷

Release： 2023-03-28 14:46:02

Original

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This article mainly introduces the method of implementing URL encryption and decryption in PHP, and analyzes related techniques of PHP encryption and decryption operations for URL strings in the form of examples. Friends in need can refer to the following

. The details are as follows:

<html xmlns="#" lang="zh-CN">
<head>
<meta http-equiv="content-type" content="text/html; charset=gb2312" />
<meta http-equiv="content-language" content="zh-CN" />
<meta http-equiv="pragma" content="no-cache" />
<meta http-equiv="expires" content="0" />
<meta http-equiv="MSThemeCompatible" content="Yes" />
<meta http-equiv="imagetoolbar" content="no" />
<meta http-equiv="widow-target" content="_top" />
<meta name="robots" content="index, follow" />
<meta name="author" content="3945, [email]ljm77@km169.net[/email]" />
<meta name="keywords" content="" />
<meta name="description" content="" />
<meta name="copyright" content="Copyright 3945 All Rights Reserved" />
<title>无标题文档</title>
<style type="text/css">
<!--
a, a:link{text-decoration: none; color:#000000; font-size:9pt;}   a:visited{text-decoration: none; color:#000000;}   a:hover{text-decoration: underline; color:red;}
body, td, p, li, p, select{font-size:9pt; font-family:"宋体";}
-->
</style>
</head>
<body>
<?php
function query_encode($sQuery)
{//加密链接
  if(strlen($sQuery)==0)
   {
     return &#39;&#39;;
   }
   else
   {
    $s_tem = preg_replace("/&/i", &#39;&&#39;, $sQuery);
    $s_tem = preg_replace("/&/i", &#39;&&#39;, $s_tem);
    $a_tem = explode(&#39;&&#39;, $s_tem);
    shuffle($a_tem);
    $s_tem = implode(&#39;&&#39;, $a_tem);
    $s_tem = rawurlencode($s_tem);
    $s_tem = base64_encode($s_tem);
    $s_tem = strrev($s_tem);
     return $s_tem;
   }
}
function query_decode($sEncode)
{//解密链接
  if(strlen($sEncode)==0)
   {
     return &#39;&#39;;
   }
   else
   {
    $s_tem = strrev($sEncode);
    $s_tem = base64_decode($s_tem);
    $s_tem = rawurldecode($s_tem);
     return $s_tem;
   }
}
function rebuild_GET()
{//重写$_GET全局变量
  $_GET = array();
  $s_query = $_SERVER[&#39;QUERY_STRING&#39;];
   if(strlen($s_query)==0)
   {
     return;
   }
   else
   {
    $s_tem = query_decode($s_query);
    $a_tem = explode(&#39;&&#39;, $s_tem);
     foreach($a_tem as $val)
     {
      $tem = explode(&#39;=&#39;, $val);
      $_GET[$tem[0]] = $tem[1];
     }
   }
}
rebuild_GET();
echo &#39;GET:<pre class="brush:php;toolbar:false">&#39;.print_r($_GET, true).&#39;

'; function testGET() { echo 'Function GET:

&#39;.print_r($_GET, true).&#39;

'; } testGET(); ?>

.$i); echo sprintf('TEST: %s
', $s_url, $s_url); } ?>

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