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检测 llms.txt；空文件 & text/html 忽略；无图标，弹出带动画
// ==UserScript==
// @name LLMs.txt Detector
// @namespace http://tampermonkey.net/
// @version 2.1
// @description 检测 llms.txt；空文件 & text/html 忽略；无图标，弹出带动画
// @author TinsFox
// @match *://*/*
// @license MIT
// @grant GM_xmlhttpRequest
// ==/UserScript==
(() => {
'use strict';
const filesToCheck = [
'llms.txt',
'llms-full.txt',
'LLMS.txt',
'LLMS-FULL.txt',
'.well-known/llms.txt',
'.well-known/llms-full.txt'
];
const base = location.origin.replace(/\/$/, '');
const toast = m => {
const d = document.createElement('div');
d.textContent = m;
d.style = `position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:#111;color:#fff;padding:8px 14px;border-radius:6px;font-size:14px;z-index:99999;transition:.2s;opacity:0`;
document.body.appendChild(d);
requestAnimationFrame(() => d.style.opacity = 1);
setTimeout(() => (d.style.opacity = 0, setTimeout(() => d.remove(), 200)), 1500);
};
/* ---------- 带动画的卡片 ---------- */
let panel = null;
const createPanel = found => {
if (panel) panel.remove();
const p = document.createElement('div');
p.id = 'llms-panel-' + Math.random().toString(36).slice(2, 8);
p.style = `position:fixed;bottom:20px;right:20px;width:340px;background:#fff;border:2px solid #007cba;border-radius:8px;padding:12px;box-shadow:0 4px 12px rgba(0,0,0,.15);font:14px/1.4 -apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;z-index:10000;opacity:0;transform:translateY(8px);transition:opacity .3s ease,transform .3s ease`;
document.body.appendChild(p);
panel = p;
p.innerHTML = `
<div style="margin-bottom:10px;font-weight:bold;color:#333">🔍 LLMs.txt 检测结果
<button onclick="closePanel()" style="float:right;background:#f0f0f0;border:none;border-radius:4px;padding:2px 6px;cursor:pointer;font-size:12px">×</button>
</div>
<div style="margin-bottom:8px">✅ 找到 ${found.length} 个文件：</div>
${found.map(r => `
<div class="file-row" style="display:flex;align-items:center;margin:6px 0;padding:6px;background:#e8f5e8;border-radius:4px">
<div style="flex:1">
<a href="${r.url}" target="_blank" style="color:#2d7d2d;text-decoration:none">📄 ${r.file}</a>
<div style="font-size:11px;color:#666;margin-top:2px">状态 ${r.status} · 长度 ${r.len ?? '-'} · 类型 ${r.mime ?? '-'}</div>
</div>
<button data-url="${r.url}" class="copy-btn" style="margin-left:6px;background:#007cba;color:#fff;border:none;padding:4px 8px;border-radius:4px;font-size:12px;cursor:pointer;display:none">复制</button>
</div>`).join('')}`;
/* 事件绑定 */
p.querySelectorAll('.file-row').forEach(row => {
const btn = row.querySelector('.copy-btn');
row.addEventListener('mouseenter', () => btn.style.display = 'inline-block');
row.addEventListener('mouseleave', () => btn.style.display = 'none');
btn.addEventListener('click', e => {
e.preventDefault();
navigator.clipboard.writeText(btn.dataset.url).then(() => toast('已复制'));
});
});
/* 入场动画 */
requestAnimationFrame(() => {
p.style.opacity = '1';
p.style.transform = 'translateY(0)';
});
/* ESC 关闭 */
const escClose = e => {
if (e.key === 'Escape') closePanel();
};
document.addEventListener('keydown', escClose);
p._escClose = escClose;
};
const closePanel = () => {
if (!panel) return;
panel.style.opacity = '0';
panel.style.transform = 'translateY(8px)';
setTimeout(() => {
document.removeEventListener('keydown', panel._escClose);
panel.remove();
panel = null;
}, 300);
};
const check = f => new Promise(r => {
const u = `${base}/${f.replace(/^\//, '')}`;
const cb = (ok, st, len, mime) => {
const reallyOk = ok && (len > 0) && !mime.includes('text/html');
r({file: f, url: u, found: reallyOk, status: st, len, mime});
};
if (typeof GM_xmlhttpRequest !== 'undefined') {
GM_xmlhttpRequest({
method: 'HEAD',
url: u,
onload: x => cb(x.status >= 200 && x.status < 300, x.status,
parseInt(x.responseHeaders.match(/content-length:\s*(\d+)/i)?.[1] || 0, 10),
x.responseHeaders.match(/content-type:\s*([^;\r\n]+)/i)?.[1].trim() ?? ''),
onerror: x => cb(false, x.status || 'error', 0, '')
});
} else {
fetch(u, {method: 'HEAD'})
.then(x => {
const len = parseInt(x.headers.get('content-length') || 0, 10);
const mime = x.headers.get('content-type')?.split(';')[0].trim() || '';
cb(x.ok, x.status, len, mime);
})
.catch(() => cb(false, 'error', 0, ''));
}
});
const run = () => Promise.all(filesToCheck.map(check)).then(res => {
const found = res.filter(r => r.found);
if (found.length) createPanel(found);
});
document.addEventListener('keydown', e => { if (e.ctrlKey && e.shiftKey && e.key === 'L') { e.preventDefault(); run(); } });
if (document.readyState === 'loading') document.addEventListener('DOMContentLoaded', () => setTimeout(run, 1000)); else setTimeout(run, 1000);
})();