各个浏览器对网站的审查越来越严格了，外链多了容易降低网站信誉
php
在这里插入代码片
```<?php /* EL PSY CONGROO */
$t_url = preg_replace('/^url=(.*)$/i','$1',$_SERVER["QUERY_STRING"]);
if(!empty($t_url)) {
preg_match('/(http|https):\/\//',$t_url,$matches);
if($matches){
$url=$t_url;
$title='页面跳转中...';
} else {
preg_match('/\./i',$t_url,$matche);
if($matche){
$url='http://'.$t_url;
$title='页面跳转中...';
} else {
$url=$zbp->host;
$title='参数错误，正在返回首页...';
}
}
} else {
$title='参数缺失，正在返回首页...';
$url=$zbp->host;
}
$url_json = json_encode($url);
?>
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<title><?php echo $title;?></title>
<style>
body{background:#000;margin:0;height:100%}
.loading{-webkit-animation:fadein 2s;-moz-animation:fadein 2s;-o-animation:fadein 2s;animation:fadein 2s}
@-moz-keyframes fadein{from{opacity:0}to{opacity:1}}
@-webkit-keyframes fadein{from{opacity:0}to{opacity:1}}
@-o-keyframes fadein{from{opacity:0}to{opacity:1}}
@keyframes fadein{from{opacity:0}to{opacity:1}}
.spinner-wrapper{position:fixed;top:0;left:0;z-index:300;width:100%;height:100%;background:rgba(255,255,255,0.95)}
.spinner-text{position:absolute;top:50%;left:50%;margin-left:-100px;margin-top:50px;color:#888;letter-spacing:1px;font-weight:700;font-size:18px;font-family:Arial;width:200px;text-align:center}
.spinner{position:absolute;top:50%;left:50%;display:block;margin-left:-25px;margin-top:-50px;width:1px;height:1px;border:8px solid rgba(255,0,0,1);-webkit-border-radius:50px;-moz-border-radius:50px;border-radius:50px;border-left-color:transparent;border-right-color:transparent;-webkit-animation:spin 1.5s infinite;-moz-animation:spin 1.5s infinite;animation:spin 1.5s infinite}
@-webkit-keyframes spin{0%,100%{-webkit-transform:rotate(0deg) scale(1)}50%{-webkit-transform:rotate(720deg) scale(0.6)}}
@-moz-keyframes spin{0%,100%{-moz-transform:rotate(0deg) scale(1)}50%{-moz-transform:rotate(720deg) scale(0.6)}}
@-o-keyframes spin{0%,100%{-o-transform:rotate(0deg) scale(1)}50%{-o-transform:rotate(720deg) scale(0.6)}}
@keyframes spin{0%,100%{transform:rotate(0deg) scale(1)}50%{transform:rotate(720deg) scale(0.6)}}
/* 提示面板 */
.notice-panel{display:none;position:fixed;top:0;left:0;z-index:400;width:100%;height:100%;background:#f5f5f7;color:#333;font-family:Arial,"Microsoft YaHei",sans-serif;overflow-y:auto}
.notice-box{max-width:500px;margin:10vh auto 0;padding:30px 25px;text-align:center;background:#fff;border-radius:12px;box-shadow:0 4px 20px rgba(0,0,0,.08);border-top:6px solid #ff3b30}
.notice-box.warn{border-top-color:#ff9500}
.notice-box.unknown{border-top-color:#8e8e93}
.notice-box.disabled{border-top-color:#8e8e93}
.notice-icon{font-size:50px;line-height:1;margin-bottom:15px}
.notice-title{font-size:20px;font-weight:700;margin:0 0 12px;color:#111}
.notice-desc{font-size:15px;color:#555;line-height:1.6;margin:0 0 10px;word-break:break-all}
.notice-meta{font-size:12px;color:#999;margin:0 0 25px}
.notice-btns{display:block;text-align:center}
.notice-btn{display:inline-block;padding:10px 24px;border-radius:8px;font-size:15px;font-weight:600;cursor:pointer;border:none;text-decoration:none;transition:opacity .2s;margin:0 5px}
.notice-btn:hover{opacity:.85}
.btn-back{background:#e5e5ea;color:#333}
.btn-go{background:#007aff;color:#fff}
.btn-go.warn{background:#ff9500}
.btn-go.unknown{background:#8e8e93}
.btn-go.disabled{background:#d1d1d6;color:#888;cursor:not-allowed;pointer-events:none}
/* 响应式适配手机端 */
@media screen and (max-width: 600px) {
.notice-box{margin:5vh 15px;padding:25px 20px}
.notice-icon{font-size:40px}
.notice-title{font-size:18px}
.notice-desc{font-size:14px}
.notice-btn{display:block;margin:10px auto;width:80%}
}
</style>
</head>
<body>
<div class="loading" id="loadingWrapper">
<div class="spinner-wrapper">
<span class="spinner"></span>
<span class="spinner-text" id="loadingText">正在检测网站安全性...</span>
</div>
</div>
<div class="notice-panel" id="noticePanel">
<div class="notice-box" id="noticeBox">
<div class="notice-icon" id="noticeIcon">⛔</div>
<h2 class="notice-title" id="noticeTitle">目标站点存在风险</h2>
<p class="notice-desc" id="noticeDesc"></p>
<p class="notice-meta" id="noticeMeta"></p>
<div class="notice-btns" id="noticeBtns">
<a class="notice-btn btn-back" id="btnBack" href="javascript:history.back();">返回上一页</a>
<a class="notice-btn btn-go" id="btnGo" href="#">仍要继续访问</a>
</div>
</div>
</div>
<script>
(function(){
"use strict";
var TARGET_URL = <?php echo $url_json; ?>;
var API_BASE = "//api.afmax.cn/so/safety/index.php";
var CACHE_PREFIX = "dns_safety_";
var CACHE_TTL = 365 * 24 * 3600;
var loadingText = document.getElementById('loadingText');
function getDomain(u){
try{
var a = document.createElement('a');
a.href = u;
return a.hostname || '';
}catch(e){ return ''; }
}
function nowSec(){ return Math.floor(Date.now()/1000); }
function readCache(domain){
try{
var raw = localStorage.getItem(CACHE_PREFIX + domain);
if(!raw) return null;
var obj = JSON.parse(raw);
if(!obj || !obj.ts || (nowSec() - obj.ts) > CACHE_TTL){
localStorage.removeItem(CACHE_PREFIX + domain);
return null;
}
return obj;
}catch(e){ return null; }
}
function writeCache(domain, statusId, status, msg, hitAny){
try{
localStorage.setItem(CACHE_PREFIX + domain, JSON.stringify({
ts: nowSec(),
status_id: statusId,
status: status,
msg: msg,
hit_any: !!hitAny,
v: 3
}));
}catch(e){ }
}
function fetchJSON(url){
return new Promise(function(resolve, reject){
var xhr = new XMLHttpRequest();
xhr.open('GET', url, true);
xhr.timeout = 10000; // 10秒超时
xhr.onreadystatechange = function(){
if(xhr.readyState !== 4) return;
if(xhr.status === 200){
try{ resolve(JSON.parse(xhr.responseText)); }
catch(e){ reject(e); }
} else {
reject(new Error('HTTP ' + xhr.status));
}
};
xhr.ontimeout = function(){ reject(new Error('timeout')); };
xhr.onerror = function(){ reject(new Error('network')); };
xhr.send();
});
}
function detect(domain){
// 直接带时间戳请求，避免两次请求造成延迟
var t = Math.floor(Date.now()/1000/60);
return fetchJSON(API_BASE + '?j=' + encodeURIComponent(domain) + '&t=' + t);
}
function doRedirect(){
loadingText.innerHTML = "检测通过，正在跳转...";
window.location.replace(TARGET_URL);
}
function showNotice(statusId, status, msg, hitAny, domain){
var box = document.getElementById('noticeBox');
var icon = document.getElementById('noticeIcon');
var title = document.getElementById('noticeTitle');
var desc = document.getElementById('noticeDesc');
var meta = document.getElementById('noticeMeta');
var btnGo = document.getElementById('btnGo');
box.className = 'notice-box';
btnGo.className = 'notice-btn btn-go';
btnGo.style.display = 'inline-block';
if(statusId === 3){
// 危险：禁止访问
box.className = 'notice-box disabled';
btnGo.className = 'notice-btn btn-go disabled';
icon.innerHTML = '⛔'; // ⛔
title.innerHTML = '禁止访问';
desc.innerHTML = '该网站经过 <strong>AFMAX.CN</strong> 判定异常，可能存在安全风险，已被拦截。';
btnGo.innerHTML = '禁止访问';
btnGo.href = 'javascript:void(0);';
} else if(statusId === 2){
// 可疑：手动确认
box.className = 'notice-box warn';
btnGo.className += ' warn';
icon.innerHTML = '⚠'; // ⚠️
title.innerHTML = '目标站点存在异常';
desc.innerHTML = msg || ('域名 ' + domain + ' 的检测结果为：' + status);
btnGo.innerHTML = '仍要继续访问';
btnGo.href = TARGET_URL;
btnGo.setAttribute('rel', 'noopener noreferrer');
} else {
// 未知/请求异常：手动确认
box.className = 'notice-box unknown';
btnGo.className += ' unknown';
icon.innerHTML = '❓'; // ❓
title.innerHTML = '目标站点安全状态未知';
desc.innerHTML = msg || '安全检测服务暂时不可用或请求超时，请谨慎访问。';
btnGo.innerHTML = '仍要继续访问';
btnGo.href = TARGET_URL;
btnGo.setAttribute('rel', 'noopener noreferrer');
}
meta.innerHTML = '检测结果来自 AFMAX.CN DNS 安全检测 API · 命中威胁情报：' + (hitAny ? '是' : '否');
document.getElementById('noticePanel').style.display = 'block';
document.getElementById('loadingWrapper').style.display = 'none';
}
function handleResult(statusId, status, msg, hitAny, domain, fromCache){
switch(statusId){
case 1: // safe
doRedirect();
break;
case 2: // suspicious
case 3: // dangerous
case 4: // unknown
default:
showNotice(statusId, status, msg, hitAny, domain);
break;
}
}
function main(){
var domain = getDomain(TARGET_URL);
if(!domain){
doRedirect();
return;
}
// 1. 读本地缓存，有缓存直接走缓存结果
var cached = readCache(domain);
if(cached){
handleResult(cached.status_id, cached.status, cached.msg, cached.hit_any, domain, true);
return;
}
// 2. 无缓存，直接发起带时间戳的网络请求
loadingText.innerHTML = "正在检测网站安全性，请稍候...";
detect(domain).then(function(data){
var sid = 4, status = 'unknown', msg = '检测失败，状态未知', hitAny = false;
if(data && !data.error){
sid = data.summary && data.summary.overall_status_id || data.overall_status_id || 4;
status = data.summary && data.summary.overall_status || data.overall_status || 'unknown';
msg = data.summary && data.summary.overall_message || ('总体评级：' + status);
hitAny = data.blacklist && data.blacklist.hit_any || false;
// 写入缓存
writeCache(domain, sid, status, msg, hitAny);
}
// 请求完成，根据结果执行跳转或显示警告
handleResult(sid, status, msg, hitAny, domain, false);
}).catch(function(){
// 任何非200响应或网络异常：降级为未知状态，让用户手动确认
handleResult(4, 'unknown', '安全检测服务连接超时或失败，请确认网络状况。', false, domain, false);
});
}
if(document.readyState === 'loading'){
document.addEventListener('DOMContentLoaded', main);
} else {
main();
}
})();
</script>
</body>
</html>