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Greasy Fork is available in English.
最新可用百度网盘不限速下载(纯本地协议,无需繁琐操作),使用前请查看README
// ==UserScript==
// @name 百度网盘不限速下载 | RatDownloader
// @namespace https://tampermonkey.net/
// @author Zhiyu Zhang
// @version 0.7.4
// @description 最新可用百度网盘不限速下载(纯本地协议,无需繁琐操作),使用前请查看README
// @match https://pan.baidu.com/disk/main*
// @run-at document-idle
// @grant GM_xmlhttpRequest
// @grant GM_addStyle
// @grant GM_download
// @connect pan.baidu.com
// @connect baidupcs.com
// @license MIT
// @homepage https://greasyfork.org/zh-CN/scripts/546878-%E7%99%BE%E5%BA%A6%E7%BD%91%E7%9B%98%E4%B8%8D%E9%99%90%E9%80%9F%E4%B8%8B%E8%BD%BD-ratdownloader
// ==/UserScript==
(function () {
'use strict';
const DEBUG = true;
const TAG = '[RatDownloader]';
const log = (...a)=>DEBUG&&console.log(TAG, ...a);
const warn = (...a)=>DEBUG&&console.warn(TAG, ...a);
const error = (...a)=>console.error(TAG, ...a);
const MULTI_EXT_PDF_RE = /.+\.[^.\/\\]+\.(pdf)$/i;
const XPATH_TBODY = '/html/body/div[1]/div[1]/div[2]/div[2]/div[2]/div[1]/div/div[2]/div[1]/div[2]/div/div/div/div[2]/table/tbody';
function $x(xpath, root=document){
const r = document.evaluate(xpath, root, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
const arr=[]; for(let i=0;i<r.snapshotLength;i++) arr.push(r.snapshotItem(i)); return arr;
}
function getTbody(){ return $x(XPATH_TBODY)[0]||null; }
function safeText(el){ return (el&&(el.getAttribute?.('title')||el.textContent||'').trim())||''; }
function getCurrentDir(){
const m = location.hash && location.hash.match(/[?&]path=([^&]+)/);
let p = m ? decodeURIComponent(m[1]) : '/';
if (!p.startsWith('/')) p = '/' + p;
if (p !== '/' && p.endsWith('/')) p = p.slice(0,-1);
return p;
}
function joinFullPath(fileName){
const dir = getCurrentDir();
const name = String(fileName||'').replace(/^\/+/, '');
return (dir==='/'? `/${name}` : `${dir}/${name}`);
}
function buildApiUrl(fullPath){
const url = new URL('https://pan.baidu.com/api/locatedownload');
url.searchParams.set('clienttype','0');
url.searchParams.set('app_id','250528');
url.searchParams.set('web','1');
url.searchParams.set('channel','chunlei');
url.searchParams.set('path', fullPath);
url.searchParams.set('origin','pdf');
url.searchParams.set('use','1');
try{ if (window?.yunData?.BDSTOKEN) url.searchParams.set('bdstoken', window.yunData.BDSTOKEN); }catch(_){}
return url.toString();
}
function findDlink(obj){
if(!obj||typeof obj!=='object') return null;
if (typeof obj.dlink==='string' && obj.dlink) return obj.dlink;
if (obj.data && typeof obj.data.dlink==='string' && obj.data.dlink) return obj.data.dlink;
for (const k in obj){ const v=obj[k]; if (v && typeof v === 'object'){ const g=findDlink(v); if (g) return g; } }
return null;
}
function downloadViaBlob(dlink, saveName){
return new Promise((resolve, reject)=>{
log('以 Blob 方式下载：', saveName, dlink);
GM_xmlhttpRequest({
method: 'GET',
url: dlink,
responseType: 'arraybuffer',
anonymous: false,
headers: { 'Referer': 'https://pan.baidu.com/' },
onprogress: (e)=>{
if (e.lengthComputable) {
const pct = ((e.loaded / e.total) * 100).toFixed(1);
if (pct % 10 < 0.2) log(`下载进度 ${pct}%`);
}
},
onload: (res)=>{
try{
const type = (res.responseHeaders || '').match(/content-type:\s*([^\r\n]+)/i)?.[1]?.trim() || 'application/octet-stream';
const buf = res.response;
if (!buf) throw new Error('空响应');
const blob = new Blob([buf], { type });
const url = URL.createObjectURL(blob);
const a = document.createElement('a');
a.href = url;
a.download = saveName;
document.body.appendChild(a);
a.click();
a.remove();
setTimeout(()=>URL.revokeObjectURL(url), 60_000);
resolve();
}catch(err){ reject(err); }
},
onerror: (e)=>reject(e),
ontimeout: (e)=>reject(e),
});
});
}
function fallbackGMDownload(dlink, saveName){
return new Promise((resolve, reject)=>{
try{
GM_download({
url: dlink,
name: saveName,
headers: { 'Referer': 'https://pan.baidu.com/' },
onload: ()=>{ log('GM_download 触发'); resolve(); },
onerror: (e)=>{ warn('GM_download 失败', e); reject(e); },
ontimeout: ()=>{ warn('GM_download 超时'); reject(new Error('timeout')); }
});
}catch(e){ reject(e); }
});
}
async function startDownload(dlink, origName){
const saveName = origName.replace(/\.pdf$/i, '');
try{
await downloadViaBlob(dlink, saveName);
log('Blob 保存完成');
}catch(e){
warn('Blob 保存失败，尝试 GM_download 回退：', e);
try{
await fallbackGMDownload(dlink, saveName);
}catch(e2){
error('所有方式均失败：', e2);
throw e2;
}
}
}
function createButton(){ const b=document.createElement('button'); b.type='button'; b.textContent='极速下载<150M'; b.className='tm-inline-download'; return b; }
async function handleClick(tr, btn){
try{
btn.disabled = true; const old = btn.textContent; btn.textContent = '获取中...';
const a = tr.querySelector('td:nth-child(2) a[title]') || $x('td[2]/div/div/div[2]/a', tr)[0];
if (!a) throw new Error('未找到该行的 a[title]');
const name = safeText(a);
if (!MULTI_EXT_PDF_RE.test(name)) throw new Error('该文件名不符合 *.ext.pdf 规则');
const fullPath = joinFullPath(name);
const apiUrl = buildApiUrl(fullPath);
const json = await new Promise((resolve, reject)=>{
GM_xmlhttpRequest({
method:'GET', url: apiUrl, responseType:'json', anonymous:false,
headers:{ 'Referer': 'https://pan.baidu.com/', 'X-Requested-With':'XMLHttpRequest' },
onload:(res)=>{ try{ resolve(res.response ?? JSON.parse(res.responseText||'{}')); }catch(e){ reject(e); } },
onerror:(e)=>reject(e), ontimeout:(e)=>reject(e)
});
});
const dlink = findDlink(json);
if (!dlink) throw new Error('接口未返回 dlink');
btn.textContent = '下载中...';
await startDownload(dlink, name);
btn.textContent = old;
btn.disabled = false;
}catch(e){
error('点击流程失败：', e);
btn.textContent = '失败，重试';
setTimeout(()=>{ btn.textContent='下载'; btn.disabled=false; }, 1200);
}
}
function injectButtonIntoRow(tr, idx){
if (!tr || tr.querySelector('.tm-inline-download')) return;
const a = tr.querySelector('td:nth-child(2) a[title]') || $x('td[2]/div/div/div[2]/a', tr)[0];
const name = safeText(a);
if (!name || !MULTI_EXT_PDF_RE.test(name)) {
DEBUG && log('跳过：', name);
return;
}
const tds = tr.querySelectorAll('td');
const cell = tds[tds.length-1]; if (!cell) return;
const btn = createButton();
btn.addEventListener('click', (e)=>{ e.stopPropagation(); handleClick(tr, btn); });
cell.appendChild(btn);
DEBUG && log('已注入按钮：', idx, '→', name);
}
function injectAll(){
const tbody = getTbody(); if (!tbody) return;
const rows = tbody.querySelectorAll(':scope > tr');
DEBUG && log('扫描行：', rows.length);
rows.forEach((tr,i)=>injectButtonIntoRow(tr,i));
}
GM_addStyle(`
.tm-inline-download{ padding:4px 10px; font-size:12px; border-radius:6px; border:1px solid #dcdfe6; background:#fff; cursor:pointer; margin-left:6px; transition:transform .05s ease, opacity .2s ease; }
.tm-inline-download:hover{ transform: translateY(-1px); }
.tm-inline-download[disabled]{ opacity:.6; cursor:not-allowed; transform:none; }
`);
injectAll();
const once=(fn,ms=50)=>{ let t=null; return ()=>{ if(t) return; t=setTimeout(()=>{ t=null; fn(); }, ms); }; };
new MutationObserver(once(injectAll,50)).observe(document.documentElement||document.body,{childList:true,subtree:true});
const _ps = history.pushState; history.pushState = function(){ const r=_ps.apply(this, arguments); setTimeout(injectAll,100); return r; };
window.addEventListener('popstate', ()=>setTimeout(injectAll,100));
})();