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拦截包含特定关键词的网页地址，跳转到提示页面
// ==UserScript==
// @license MIT
// @name 网页关键词拦截器
// @namespace http://tampermonkey.net/
// @version 1.1
// @description 拦截包含特定关键词的网页地址，跳转到提示页面
// @author You
// @match *://*/*
// @grant GM_setValue
// @grant GM_getValue
// @grant GM_addStyle
// @grant GM_log
// @run-at document-start
// @compatible chrome
// @compatible firefox
// @compatible safari iOS (需要 Userscripts 或 Stay 应用)
// ==/UserScript==
(function() {
'use strict';
// 配置
const MANAGE_URL = 'keyword-blocker-manage'; // 管理页面的特殊标识
const BLOCK_PAGE_URL = 'keyword-blocker-warning'; // 拦截页面的特殊标识
const STORAGE_KEY = 'blocked_keywords';
// 脚本初始化日志
console.log('[关键词拦截器] 脚本已加载');
console.log('[关键词拦截器] 浏览器信息:', navigator.userAgent);
console.log('[关键词拦截器] 支持 GM_getValue:', typeof GM_getValue !== 'undefined');
console.log('[关键词拦截器] 支持 localStorage:', typeof localStorage !== 'undefined');
// 防止重复执行的标志
if (window.__KEYWORD_BLOCKER_INITIALIZED__) {
console.log('[关键词拦截器] 脚本已经初始化，跳过');
return;
}
window.__KEYWORD_BLOCKER_INITIALIZED__ = true;
// 获取当前 URL
const currentUrl = window.location.href;
// 检查是否是管理页面
if (currentUrl.includes(MANAGE_URL)) {
showManagePage();
return;
}
// 检查是否是拦截提示页面
if (currentUrl.includes(BLOCK_PAGE_URL)) {
const params = new URLSearchParams(window.location.hash.split('?')[1]);
const keyword = params.get('keyword') || '敏感内容';
showWarningPage(keyword);
return;
}
// 执行关键词检测
checkAndBlock();
// ========== 核心功能函数 ==========
// 检测并拦截
function checkAndBlock() {
const keywords = getBlockedKeywords();
// 调试信息（可选，帮助排查问题）
console.log('[关键词拦截器] 当前 URL:', currentUrl);
console.log('[关键词拦截器] 关键词列表:', keywords);
if (keywords.length === 0) {
console.log('[关键词拦截器] 没有关键词，跳过检测');
return;
}
// 准备多个版本的URL用于检测
const urlVersions = [currentUrl]; // 原始URL
// 解码 URL 以便检测中文（尝试多次解码，因为有些 URL 可能被多次编码）
try {
let prevUrl = currentUrl;
for (let i = 0; i < 5; i++) {
try {
const decoded = decodeURIComponent(prevUrl);
if (decoded === prevUrl) break; // 无法再解码
urlVersions.push(decoded); // 添加每一次解码的结果
prevUrl = decoded;
} catch(e) {
break; // 解码失败，停止尝试
}
}
} catch(e) {
console.log('[关键词拦截器] URL 解码失败:', e);
}
console.log('[关键词拦截器] URL版本数:', urlVersions.length);
urlVersions.forEach((url, i) => {
console.log(`[关键词拦截器] URL版本${i}:`, url);
});
// 检查是否包含任何关键词
for (let keyword of keywords) {
const keywordLower = keyword.toLowerCase();
// 对每个版本的URL都进行检测
for (let url of urlVersions) {
const urlLower = url.toLowerCase();
if (urlLower.includes(keywordLower)) {
console.log('[关键词拦截器] 检测到关键词:', keyword, '在URL版本:', url);
// 立即显示警告页面
showWarningPage(keyword);
return;
}
}
}
console.log('[关键词拦截器] 未检测到关键词，允许访问');
}
// ========== 管理页面 ==========
function showManagePage() {
// 防止重复渲染
if (window.__MANAGE_PAGE_RENDERED__) {
return;
}
window.__MANAGE_PAGE_RENDERED__ = true;
// 等待 document 准备好再渲染
function renderWhenReady() {
if (!document.documentElement) {
setTimeout(renderWhenReady, 10);
return;
}
doRender();
}
function doRender() {
renderManagePage();
}
renderWhenReady();
}
function renderManagePage() {
// 创建管理界面
const html = `
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>关键词拦截器 - 管理面板</title>
</head>
<body>
<div class="container">
<h1>🛡️ 关键词拦截器管理</h1>
<p class="subtitle">添加需要屏蔽的关键词，当网址中包含这些关键词时将自动拦截</p>
<div class="add-section">
<input type="text"
id="keywordInput"
placeholder="输入要屏蔽的关键词..."
autocomplete="off"
autocapitalize="off"
autocorrect="off"
spellcheck="false" />
<button id="addBtn">添加关键词</button>
</div>
<div class="keywords-list">
<h2>已屏蔽的关键词</h2>
<ul id="keywordsList"></ul>
</div>
<div class="footer">
<p>💡 提示：请在浏览器地址栏输入以下地址来访问此页面</p>
<p>方式1：直接输入 <code>keyword-blocker-manage</code>（不带协议）</p>
<p>方式2：访问 <code>about:blank#keyword-blocker-manage</code></p>
<p>推荐将此页面加入书签，方便下次访问</p>
</div>
</div>
</body>
</html>
`;
const css = `
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
min-height: 100vh;
display: flex;
align-items: center;
justify-content: center;
padding: 20px;
}
.container {
background: white;
border-radius: 20px;
box-shadow: 0 20px 60px rgba(0,0,0,0.3);
max-width: 600px;
width: 100%;
padding: 40px;
}
h1 {
color: #333;
margin-bottom: 10px;
font-size: 32px;
}
.subtitle {
color: #666;
margin-bottom: 30px;
line-height: 1.6;
font-size: 15px;
}
.add-section {
display: flex;
gap: 10px;
margin-bottom: 40px;
}
#keywordInput {
flex: 1;
padding: 12px 20px;
border: 2px solid #e0e0e0;
border-radius: 10px;
font-size: 16px;
transition: border-color 0.3s;
min-width: 0;
-webkit-appearance: none;
appearance: none;
background-color: #ffffff;
}
#keywordInput:focus {
outline: none;
border-color: #667eea;
-webkit-user-select: text;
user-select: text;
}
#addBtn {
padding: 12px 30px;
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
color: white;
border: none;
border-radius: 10px;
font-size: 16px;
font-weight: 600;
cursor: pointer;
transition: transform 0.2s, box-shadow 0.2s;
white-space: nowrap;
}
#addBtn:hover {
transform: translateY(-2px);
box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}
#addBtn:active {
transform: translateY(0);
}
.keywords-list h2 {
color: #333;
margin-bottom: 15px;
font-size: 20px;
}
#keywordsList {
list-style: none;
max-height: 400px;
overflow-y: auto;
}
.keyword-item {
display: flex;
justify-content: space-between;
align-items: center;
padding: 15px 20px;
background: #f8f9fa;
border-radius: 10px;
margin-bottom: 10px;
transition: background 0.3s;
gap: 15px;
}
.keyword-item:hover {
background: #e9ecef;
}
.keyword-text {
color: #333;
font-size: 16px;
font-weight: 500;
flex: 1;
word-break: break-word;
min-width: 0;
}
.delete-btn {
padding: 6px 15px;
background: #ff4757;
color: white;
border: none;
border-radius: 6px;
font-size: 14px;
cursor: pointer;
transition: background 0.3s;
white-space: nowrap;
flex-shrink: 0;
}
.delete-btn:hover {
background: #ee5a6f;
}
.empty-message {
text-align: center;
color: #999;
padding: 30px;
font-size: 16px;
}
.footer {
margin-top: 40px;
padding-top: 20px;
border-top: 2px solid #e0e0e0;
}
.footer p {
color: #666;
font-size: 14px;
line-height: 1.8;
margin-bottom: 8px;
}
.footer code {
background: #f1f3f4;
padding: 2px 8px;
border-radius: 4px;
color: #667eea;
font-family: "Courier New", monospace;
word-break: break-all;
}
/* 手机端适配 */
@media (max-width: 600px) {
body {
padding: 10px;
}
.container {
padding: 25px 20px;
border-radius: 15px;
}
h1 {
font-size: 24px;
margin-bottom: 8px;
}
.subtitle {
font-size: 14px;
margin-bottom: 20px;
}
.add-section {
flex-direction: column;
gap: 12px;
margin-bottom: 30px;
}
#keywordInput {
width: 100%;
padding: 14px 18px;
font-size: 16px;
-webkit-tap-highlight-color: rgba(102, 126, 234, 0.2);
touch-action: manipulation;
}
#addBtn {
width: 100%;
padding: 14px 30px;
font-size: 16px;
}
.keywords-list h2 {
font-size: 18px;
margin-bottom: 12px;
}
#keywordsList {
max-height: 300px;
}
.keyword-item {
padding: 12px 15px;
gap: 10px;
}
.keyword-text {
font-size: 15px;
}
.delete-btn {
padding: 8px 16px;
font-size: 14px;
}
.empty-message {
padding: 20px;
font-size: 15px;
}
.footer {
margin-top: 30px;
padding-top: 15px;
}
.footer p {
font-size: 13px;
line-height: 1.6;
}
.footer code {
font-size: 12px;
padding: 2px 6px;
}
}
/* 小屏手机优化 */
@media (max-width: 360px) {
.container {
padding: 20px 15px;
}
h1 {
font-size: 22px;
}
.keyword-item {
padding: 10px 12px;
}
.delete-btn {
padding: 6px 12px;
font-size: 13px;
}
}
`;
// 初始化页面
function init() {
// 使用 document.open/write/close 完全替换页面
document.open();
document.write(html);
document.close();
// 添加样式
const style = document.createElement('style');
style.textContent = css;
document.head.appendChild(style);
// 等待 DOM 准备好后绑定事件
setTimeout(function() {
const addBtn = document.getElementById('addBtn');
const keywordInput = document.getElementById('keywordInput');
if (addBtn && keywordInput) {
addBtn.addEventListener('click', addKeyword);
keywordInput.addEventListener('keypress', function(e) {
if (e.key === 'Enter') {
e.preventDefault();
addKeyword();
}
});
// 渲染关键词列表
renderKeywords();
}
}, 100);
}
// 立即执行初始化
init();
}
// 添加关键词
function addKeyword() {
const input = document.getElementById('keywordInput');
const keyword = input.value.trim();
if (!keyword) {
alert('请输入关键词！');
return;
}
const keywords = getBlockedKeywords();
if (keywords.includes(keyword)) {
alert('该关键词已存在！');
return;
}
keywords.push(keyword);
saveBlockedKeywords(keywords);
input.value = '';
renderKeywords();
}
// 删除关键词
function deleteKeyword(keyword) {
if (!confirm(`确定要删除关键词 "${keyword}" 吗？`)) return;
let keywords = getBlockedKeywords();
keywords = keywords.filter(k => k !== keyword);
saveBlockedKeywords(keywords);
renderKeywords();
}
// 渲染关键词列表
function renderKeywords() {
const list = document.getElementById('keywordsList');
const keywords = getBlockedKeywords();
if (keywords.length === 0) {
list.innerHTML = '<div class="empty-message">暂无屏蔽关键词，请添加</div>';
return;
}
list.innerHTML = keywords.map(keyword => `
<li class="keyword-item">
<span class="keyword-text">${escapeHtml(keyword)}</span>
<button class="delete-btn" data-keyword="${escapeHtml(keyword)}">删除</button>
</li>
`).join('');
// 绑定删除按钮事件
list.querySelectorAll('.delete-btn').forEach(btn => {
btn.addEventListener('click', function() {
deleteKeyword(this.getAttribute('data-keyword'));
});
});
}
// ========== 警告页面 ==========
function showWarningPage(keyword) {
// 防止重复渲染
if (window.__WARNING_PAGE_RENDERED__) {
return;
}
window.__WARNING_PAGE_RENDERED__ = true;
// 等待 document 准备好再渲染
function renderWhenReady() {
if (!document.documentElement) {
setTimeout(renderWhenReady, 10);
return;
}
renderWarningPage(keyword);
}
renderWhenReady();
}
function renderWarningPage(keyword) {
// 转义关键词以便安全显示
const safeKeyword = escapeHtml(keyword);
// 生成完整的 HTML 页面
const fullPage = `<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>邪淫恶果 - 警示</title>
<style>
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
background: linear-gradient(135deg, #1e3c72 0%, #2a5298 50%, #7e22ce 100%);
min-height: 100vh;
display: flex;
align-items: center;
justify-content: center;
padding: 20px;
position: relative;
overflow-x: hidden;
}
.background-overlay {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background:
radial-gradient(circle at 20% 50%, rgba(120, 40, 200, 0.3) 0%, transparent 50%),
radial-gradient(circle at 80% 80%, rgba(255, 100, 100, 0.3) 0%, transparent 50%);
animation: pulse 8s ease-in-out infinite;
z-index: 0;
}
@keyframes pulse {
0%, 100% { opacity: 0.5; }
50% { opacity: 0.8; }
}
.container {
background: rgba(255, 255, 255, 0.95);
backdrop-filter: blur(10px);
border-radius: 30px;
box-shadow: 0 30px 90px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.1) inset;
max-width: 700px;
width: 100%;
padding: 50px 40px;
text-align: center;
position: relative;
z-index: 1;
animation: slideIn 0.6s ease-out;
}
@keyframes slideIn {
from {
opacity: 0;
transform: translateY(-30px);
}
to {
opacity: 1;
transform: translateY(0);
}
}
.icon-wrapper {
margin-bottom: 20px;
}
.icon {
font-size: 100px;
display: inline-block;
animation: shake 1s ease-in-out infinite;
filter: drop-shadow(0 4px 8px rgba(255, 100, 0, 0.3));
}
@keyframes shake {
0%, 100% { transform: rotate(0deg); }
10%, 30%, 50%, 70%, 90% { transform: rotate(-5deg); }
20%, 40%, 60%, 80% { transform: rotate(5deg); }
}
.title {
color: #d32f2f;
font-size: 48px;
font-weight: 800;
margin-bottom: 30px;
text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
letter-spacing: 2px;
}
.warning-box {
background: linear-gradient(135deg, #fff5f5 0%, #ffe5e5 100%);
border-left: 6px solid #d32f2f;
border-radius: 15px;
padding: 30px;
margin-bottom: 30px;
text-align: left;
box-shadow: 0 4px 15px rgba(211, 47, 47, 0.1);
}
.intro {
color: #333;
font-size: 18px;
line-height: 1.8;
margin-bottom: 20px;
font-weight: 500;
}
.consequences {
list-style: none;
padding: 0;
}
.consequences li {
color: #444;
font-size: 17px;
line-height: 1.9;
margin-bottom: 12px;
padding-left: 30px;
position: relative;
}
.consequences li::before {
content: "▸";
position: absolute;
left: 8px;
color: #d32f2f;
font-size: 20px;
font-weight: bold;
}
.footer-note {
padding-top: 20px;
border-top: 2px solid #e0e0e0;
}
.footer-note p {
color: #666;
font-size: 15px;
}
.trigger-keyword {
color: #d32f2f;
font-weight: 700;
font-size: 17px;
background: #fff5f5;
padding: 4px 12px;
border-radius: 6px;
display: inline-block;
margin-top: 5px;
}
/* 平板端适配 */
@media (max-width: 768px) {
.container {
padding: 40px 30px;
}
.title {
font-size: 40px;
}
.icon {
font-size: 90px;
}
.warning-box {
padding: 25px;
}
.intro {
font-size: 17px;
}
.consequences li {
font-size: 16px;
}
}
/* 手机端适配 */
@media (max-width: 600px) {
body {
padding: 15px 10px;
}
.container {
padding: 30px 20px;
border-radius: 20px;
box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}
.icon-wrapper {
margin-bottom: 15px;
}
.icon {
font-size: 70px;
}
.title {
font-size: 28px;
margin-bottom: 20px;
letter-spacing: 1px;
}
.warning-box {
padding: 20px 15px;
border-radius: 12px;
margin-bottom: 20px;
}
.intro {
font-size: 15px;
line-height: 1.7;
margin-bottom: 15px;
}
.consequences li {
font-size: 14px;
line-height: 1.7;
margin-bottom: 10px;
padding-left: 25px;
}
.consequences li::before {
font-size: 18px;
left: 5px;
}
.footer-note {
padding-top: 15px;
}
.footer-note p {
font-size: 14px;
}
.trigger-keyword {
font-size: 15px;
padding: 3px 10px;
word-break: break-all;
}
}
/* 小屏手机优化 */
@media (max-width: 400px) {
body {
padding: 10px 8px;
}
.container {
padding: 25px 15px;
border-radius: 15px;
}
.icon {
font-size: 60px;
}
.title {
font-size: 24px;
margin-bottom: 15px;
}
.warning-box {
padding: 15px 12px;
}
.intro {
font-size: 14px;
}
.consequences li {
font-size: 13px;
line-height: 1.6;
margin-bottom: 8px;
padding-left: 22px;
}
.consequences li::before {
font-size: 16px;
left: 3px;
}
.footer-note p {
font-size: 13px;
}
.trigger-keyword {
font-size: 14px;
padding: 2px 8px;
}
}
</style>
</head>
<body>
<div class="background-overlay"></div>
<div class="container">
<div class="icon-wrapper">
<div class="icon">⚠️</div>
</div>
<h1 class="title">邪淫恶果</h1>
<div class="warning-box">
<p class="intro">如果你邪淫，你就把福报，转化为性快感，过早的消耗掉了，那么你本来应该享受的好福报，全部降了等级：</p>
<ul class="consequences">
<li>本来你能念本科的，最后上了大专；</li>
<li>本来你能买房的，最后只能租房；</li>
<li>本来你英俊潇洒美丽动人的，变得形容猥琐；</li>
<li>本来脑子好好的，变得不会说话，不会做事；</li>
<li>本来能有好伴侣的，结果找了个品行很差的；</li>
<li>本来能有好工作的，变成做下等行业；</li>
<li>本来你身强体壮的，变得身弱多病；</li>
<li>本来你能堂堂正正做人的，变得不人不鬼。</li>
</ul>
</div>
<div class="footer-note">
<p>触发关键词：<span class="trigger-keyword">${safeKeyword}</span></p>
</div>
</div>
</body>
</html>`;
// 使用 document.open/write/close 完全替换页面
document.open();
document.write(fullPage);
document.close();
}
// ========== 工具函数 ==========
// 获取屏蔽关键词列表
function getBlockedKeywords() {
try {
// 优先使用 localStorage
let data = localStorage.getItem(STORAGE_KEY);
if (data) {
console.log('[关键词拦截器] 从 localStorage 读取数据');
return JSON.parse(data);
}
// iOS Safari 隐私模式下 localStorage 可能不可用，尝试使用 GM_getValue
if (typeof GM_getValue !== 'undefined') {
data = GM_getValue(STORAGE_KEY, '[]');
console.log('[关键词拦截器] 从 GM_getValue 读取数据');
return JSON.parse(data);
}
console.log('[关键词拦截器] 没有存储的关键词');
return [];
} catch (e) {
console.error('[关键词拦截器] 读取关键词失败:', e);
return [];
}
}
// 保存屏蔽关键词列表
function saveBlockedKeywords(keywords) {
try {
const jsonData = JSON.stringify(keywords);
// 同时保存到 localStorage 和 GM_setValue（双重保险）
try {
localStorage.setItem(STORAGE_KEY, jsonData);
console.log('[关键词拦截器] 已保存到 localStorage');
} catch(e1) {
console.warn('[关键词拦截器] localStorage 保存失败:', e1);
}
if (typeof GM_setValue !== 'undefined') {
GM_setValue(STORAGE_KEY, jsonData);
console.log('[关键词拦截器] 已保存到 GM_setValue');
}
} catch (e) {
console.error('[关键词拦截器] 保存失败:', e);
alert('保存失败：' + e.message);
}
}
// HTML 转义
function escapeHtml(text) {
const div = document.createElement('div');
div.textContent = text;
return div.innerHTML;
}
})();