自动检测 flag、敏感信息和注释并显示在独立可移动悬浮窗中（带复制按钮）
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// ==UserScript==
// @name CTF Flag FinderX
// @version 1.0
// @description 自动检测 flag、敏感信息和注释并显示在独立可移动悬浮窗中（带复制按钮）
// @author D0ubleD
// @match *://*/*
// @grant GM_addStyle
// @license MIT
// @namespace https://greasyfork.org/users/1527314
// ==/UserScript==
(function () {
'use strict';
// === 配置部分 ===
const DETECT_RULES = [
{ name: "CTF Flag", regex: /\b(?:ctfshow|dasctf|flag|CnHongKe)\s*\{[^}]*\}/gi },
{ name: "FLAG", regex: /FLAG\s*[:=]\s*[A-Za-z0-9_\-{}]+/gi },
{ name: "UUID", regex: /\b[a-f0-9]{8}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{12}\b/gi },
{ name: "字符串", regex: /[A-Za-z0-9+/]{20,}={0,2}/g },
{ name: "花括号", regex: /(?<=\{)[^}]+(?=\})/g},
];
// === 函数：查找匹配项 ===
function findAllMatches(text) {
const results = [];
for (const { name, regex } of DETECT_RULES) {
let match;
while ((match = regex.exec(text)) !== null) {
results.push({ type: name, value: match[0] });
}
}
return results;
}
// === 函数：提取 HTML 注释 ===
//function extractHtmlComments(html) {
//const regex = /<!--([\s\S]*?)-->/g;
////const regex = /<!--([\s\S]*?)-->|\/\/[^\n\r]*|\/\*[\s\S]*?\*\//g;
////const regex = /<!--([\s\S]*?)-->|\/\*([\s\S]*?)\*\/|\/\/[^\n]*/g;
//const comments = [];
//let match;
//while ((match = regex.exec(html)) !== null) {
// comments.push(match[1].trim());
//}
//return comments;
//}
function extractHtmlComments(html) {
const htmlRegex = /<!--([\s\S]*?)-->/g;
const jsRegex = /\/\/([^\n\r]*)/g;
const comments = [];
let match;
// 匹配 HTML 注释
while ((match = htmlRegex.exec(html)) !== null) {
const content = match[1].trim();
if (content) comments.push(content);
}
// 匹配 JS 注释
while ((match = jsRegex.exec(html)) !== null) {
const content = match[1].trim();
if (content) comments.push(content);
}
return comments;
}
// === 函数：创建可复制的列表项 ===
function createListItem(text, type) {
const li = document.createElement('li');
li.innerHTML = `<span class="type">[${type}]</span> <span class="value">${escapeHtml(text)}</span> <button class="copy-btn">复制</button>`;
li.querySelector('.copy-btn').addEventListener('click', () => {
navigator.clipboard.writeText(text);
li.querySelector('.copy-btn').textContent = '✅';
setTimeout(() => (li.querySelector('.copy-btn').textContent = '复制'), 800);
});
return li;
}
// === 函数：转义 HTML ===
function escapeHtml(str) {
return str.replace(/[&<>"']/g, s => ({
'&': '&', '<': '<', '>': '>', '"': '"', "'": '''
}[s]));
}
// === 函数：创建悬浮窗 ===
function createFloatingPanel(matches, comments) {
const panel = document.createElement('div');
panel.id = 'ctf-flag-finder-panel';
panel.innerHTML = `
<div class="header">
🕵️♂️ CTF FinderX
<div class="buttons">
<button class="rescan">重新扫描</button>
<button class="toggle">▲</button>
</div>
</div>
<div class="content">
<h4>匹配结果 (${matches.length})</h4>
<ul class="matches"></ul>
<hr>
<h4>注释 (${comments.length})</h4>
<ul class="comments"></ul>
</div>
`;
document.body.appendChild(panel);
const matchList = panel.querySelector('.matches');
const commentList = panel.querySelector('.comments');
if (matches.length) matches.forEach(m => matchList.appendChild(createListItem(m.value, m.type)));
else matchList.innerHTML = '<li class="empty">未找到匹配项</li>';
if (comments.length) comments.forEach(c => commentList.appendChild(createListItem(c, "HTML注释")));
else commentList.innerHTML = '<li class="empty">无注释</li>';
// 折叠逻辑
const toggleBtn = panel.querySelector('.toggle');
toggleBtn.addEventListener('click', () => {
panel.classList.toggle('collapsed');
toggleBtn.textContent = panel.classList.contains('collapsed') ? '▼' : '▲';
});
// 重新扫描逻辑
panel.querySelector('.rescan').addEventListener('click', () => {
panel.remove();
main();
});
// 可拖动逻辑
let isDragging = false;
let offsetX, offsetY;
panel.querySelector('.header').addEventListener('mousedown', (e) => {
isDragging = true;
offsetX = e.clientX - panel.offsetLeft;
offsetY = e.clientY - panel.offsetTop;
panel.style.transition = 'none';
});
document.addEventListener('mousemove', (e) => {
if (isDragging) {
panel.style.left = e.clientX - offsetX + 'px';
panel.style.top = e.clientY - offsetY + 'px';
panel.style.right = 'auto';
panel.style.bottom = 'auto';
}
});
document.addEventListener('mouseup', () => {
isDragging = false;
panel.style.transition = '';
});
}
// === 样式隔离 ===
GM_addStyle(`
#ctf-flag-finder-panel {
position: fixed;
bottom: 20px;
right: 20px;
width: 350px;
max-height: 65vh;
background: #1e1e1e !important;
color: #f1f1f1 !important;
font-family: monospace !important;
font-size: 12px !important;
border: 1px solid #444 !important;
border-radius: 10px !important;
box-shadow: 0 0 10px rgba(0,0,0,0.6) !important;
z-index: 999999 !important;
overflow: hidden !important;
}
#ctf-flag-finder-panel .header {
background: #333 !important;
padding: 6px 8px !important;
cursor: move !important;
display: flex !important;
justify-content: space-between !important;
align-items: center !important;
font-weight: bold !important;
}
#ctf-flag-finder-panel button {
background: #555 !important;
color: #eee !important;
border: none !important;
border-radius: 4px !important;
padding: 2px 6px !important;
margin-left: 4px !important;
cursor: pointer !important;
}
#ctf-flag-finder-panel button:hover {
background: #777 !important;
}
#ctf-flag-finder-panel .content {
padding: 6px 10px !important;
overflow-y: auto !important;
max-height: 55vh !important;
}
#ctf-flag-finder-panel.collapsed .content {
display: none !important;
}
#ctf-flag-finder-panel ul {
margin: 5px 0 !important;
padding-left: 15px !important;
list-style-type: disc !important;
}
#ctf-flag-finder-panel li {
margin-bottom: 4px !important;
display: flex !important;
justify-content: space-between !important;
align-items: center !important;
gap: 4px !important;
}
#ctf-flag-finder-panel li .type {
color: #4FC3F7 !important;
}
#ctf-flag-finder-panel li .value {
flex: 1 !important;
color: #FFD54F !important;
word-break: break-all !important;
}
#ctf-flag-finder-panel li .copy-btn {
flex-shrink: 0 !important;
}
#ctf-flag-finder-panel li.empty {
color: #999 !important;
font-style: italic !important;
}
hr { border: 0; border-top: 1px solid #444 !important; margin: 8px 0 !important; }
`);
// === 主函数 ===
function main() {
const html = document.documentElement.outerHTML;
const matches = findAllMatches(html);
const comments = extractHtmlComments(html);
if (matches.length > 0 || comments.length > 0) {
createFloatingPanel(matches, comments);
}
}
main();
})();