文库下载器
// ==UserScript==
// @name 文库下载器
// @version 0.3.5
// @namespace https://waahah.gitee.io
// @description 百度文库解析下载功能 解除百度文库复制限制【保持原格式】界面简洁，脚本仅限学习，请大家支持正版。
// @author waahah
// @antifeature membership 百度文库需要输入验证码之后才能下载，豆丁网和道客巴巴可直接导出
// @require https://cdn.bootcss.com/jquery/3.5.1/jquery.min.js
// @require https://cdn.staticfile.org/jspdf/2.5.1/jspdf.umd.min.js
// @require https://cdn.staticfile.org/html2canvas/1.4.1/html2canvas.min.js
// @match *://wenku.baidu.com/view/*
// @match *://wenku.baidu.com/tfview/*
// @match *://wenku.baidu.com/link?url*
// @match *://wenku.baidu.com/share/*
// @match *://www.doc88.com/p-*
// @match *://www.docin.com/p-*
// @license Apache-2.0
// @icon data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' width='24' height='24'%3E%3Cpath fill='none' d='M0 0h24v24H0z'/%3E%3Cpath d='M13 13v5.585l1.828-1.828 1.415 1.415L12 22.414l-4.243-4.242 1.415-1.415L11 18.585V13h2zM12 2a7.001 7.001 0 0 1 6.954 6.194 5.5 5.5 0 0 1-.953 10.784v-2.014a3.5 3.5 0 1 0-1.112-6.91 5 5 0 1 0-9.777 0 3.5 3.5 0 0 0-1.292 6.88l.18.03v2.014a5.5 5.5 0 0 1-.954-10.784A7 7 0 0 1 12 2z'/%3E%3C/svg%3E
// @grant unsafeWindow
// @grant GM_openInTab
// @grant GM.openInTab
// @grant GM_getValue
// @grant GM.getValue
// @grant GM_setValue
// @grant GM.setValue
// @grant GM_xmlhttpRequest
// @grant GM.xmlHttpRequest
// @grant GM_registerMenuCommand
// ==/UserScript==
(function() {
/**
* 遵循开源协议,转载请注明出处谢谢
* 此脚本参考代码相应位置附有出处
*/
'use strict';
$(function(){
let webUrl = window.location.href;
let webUrl2;
const path = window.location.pathname.split("/")[1];
const host = location.host;
const tfpath = location.href.split("/");
const title = document.title.split(' - ')[0];
const InterfaceList = [
{"host":"wkdownload","url":"http://www.html22.com/d/?url="},
{"host":"wenku.baidu.com","func":"bdwk()","el":"bdwk_ele"},
{"host":"www.doc88.com","func":"doc()","el":"doc_ele"},
{"host":"www.docin.com","func":"docin()","el":"docin_ele"}
]
function GMxmlhttpRequest(obj) {
if (typeof GM_xmlhttpRequest === "function") {
GM_xmlhttpRequest(obj); }
else {GM.xmlhttpRequest(obj);} }
function GMopenInTab(url, open_in_background) {
if (typeof GM_openInTab === "function") {
GM_openInTab(url, open_in_background);
}
else {GM.openInTab(url, open_in_background); }}
const after = obj => {
return obj.replace('/view/', '/share/').replace('.html', '') + '?share_api=1&width=800';
}
const css = css => {
const myStyle = document.createElement('style');
myStyle.textContent = css;
const doc = document.head || document.documentElement;
doc.appendChild(myStyle);
}
css(`#zuihuitao {cursor:pointer; position:fixed; top:100px; left:0px; width:0px; z-index:2147483647; font-size:12px; text-align:left;}
#zuihuitao .logo { position: absolute;right: 0; width: 1.375rem;padding: 10px 2px;text-align: center;color: #fff;cursor: auto;user-select: none;border-radius: 0 4px 4px 0;transform: translate3d(100%, 5%, 0);background: deepskyblue;}
#zuihuitao .die {display:none; position:absolute; left:28px; top:0; text-align:center;background-color:#04B4AE; border:1px solid gray;}
#zuihuitao .die li{font-size:12px; color:#fff; text-align:center; width:60px; line-height:21px; float:left; border:1px solid gray;border-radius: 6px 6px 6px 6px; padding:0 4px; margin:4px 2px;list-style-type: none;}
#zuihuitao .die li:hover{color:#fff;background:#FE2E64;}
@media print {body {display: block !important;}}
*{-webkit-user-select: text; -moz-user-select: text; -ms-user-select: text; user-select: text;}
.add{background-color:#FE2E64;}
.btn-success{position: fixed;font-weight: 400;color: #fff;background-color: #28a745;border-color: #28a745;text-align: center;vertical-align: middle;border: 1px solid transparent;padding: .375rem .75rem;font-size: 1rem;line-height: 1.5;border-radius: .25rem; z-index:2147483647;cursor: pointer;}`);
const html = $(`<div id='zuihuitao'>
<div class='item_text'>
<div class="logo"><a id="m">文库下载</a></div>
<div class='die' >
<div style='display:flex;'>
<div style='width:128px; padding:0px 0;'>
<br>
<div style='font-size:16px; text-align:center; color:#fff; line-height:21px;'>bdwk解析</div>
<ul style='margin:0 24px;'>
<li id="li0">下载</li>
<div style='clear:both;'></div>
</ul>
<br>
<div style='font-size:16px; text-align:center; color:#fff; line-height:21px;'>打印PDF</div>
<ul style='margin:0 25px;'>
<li id="li2">导出</li>
<div style='clear:both;'></div>
</ul>
<br>
</div>`);
webUrl2 = after(webUrl);
$("body").append(html);
$(".item_text").on("mouseover", () => {
$(".die").show();
});
$(".item_text").on("mouseout", () => {
$(".die").hide();
});
console.log(document.lastModified);
if( path == "link"){
const base_url = "https://wenku.baidu.com/user/interface/layerpop?act=get&platform=pc&layer_id=8";
const xhttp = new XMLHttpRequest();
xhttp.open("GET",base_url);
xhttp.send(null);
xhttp.onreadystatechange = function() {
if (this.readyState == 4 && this.status == 200) {
console.log('success');
let datas = xhttp.responseText;
//console.log(xhttp.responseText);
datas=JSON.parse(datas);
console.log(datas);
const have = datas.data[8].data.pageInfo;
if(have !== undefined){
const url = have.referer;
console.log(url);
webUrl = url;
webUrl2 = after(url);
}else{
console.log('用户已登录账号 url为空,使用方案二');
const pageData = document.querySelector("body > script:nth-child(5)").innerText;
//console.log(pageData);
const DocId = pageData.indexOf('showDocId')+12;
const StoreId = pageData.indexOf('showStoreId')-3;
const showDocId = pageData.slice(DocId,StoreId);
const url = tfpath[0]+"//"+tfpath[2]+'/view/'+showDocId+".html";
console.log(url);
webUrl = url;
webUrl2 = after(url);
}
}
}
}
if( path == "tfview"){
const tfurl = tfpath[0]+"//"+tfpath[2]+"/view/"+tfpath[4];
const tfurl2 = after(tfurl);
console.log(tfurl);
webUrl = tfurl;
webUrl2 = tfurl2;
}
const sleep = ms => {
return new Promise(resolve => setTimeout(resolve, ms));
}
const share = () => {
//console.log(webUrl);
let ph = document.body.scrollHeight;
let FPS = 1000;
let retime = setInterval(function () {
$(window).scrollTop( FPS,{ behavior: 'smooth'});
//ph = document.body.scrollHeight;
FPS = FPS + 1000;
if (FPS > ph) {
clearInterval(retime);
setTimeout(function () {
window.print();
$(".logo").show();
},500);
}
}, 300)
}
const downloadPDF = (ele, pdfName) => {
window.scrollTo(0, 0);
let eleW = ele.offsetWidth; // 获得该容器的宽
let eleH = ele.offsetHeight; // 获得该容器的高
let eleOffsetTop = ele.offsetTop; // 获得该容器到文档顶部的距离
let eleOffsetLeft = ele.offsetLeft; // 获得该容器到文档最左的距离
var canvas = document.createElement("canvas");
var abs = 0;
let win_in = document.documentElement.clientWidth || document.body.clientWidth; // 获得当前可视窗口的宽度（不包含滚动条）
let win_out = window.innerWidth; // 获得当前窗口的宽度（包含滚动条）
if (win_out > win_in) {
// abs = (win_o - win_i)/2; // 获得滚动条长度的一半
abs = (win_out - win_in) / 2; // 获得滚动条宽度的一半
// console.log(a, '新abs');
}
canvas.width = eleW * 2; // 将画布宽&&高放大两倍
canvas.height = eleH * 2;
var context = canvas.getContext("2d");
context.scale(2, 2);
context.translate(-eleOffsetLeft - abs, -eleOffsetTop);
// 这里默认横向没有滚动条的情况，因为offset.left(),有无滚动条的时候存在差值，因此
// translate 的时候，要把这个差值去掉
html2canvas(ele, {
dpi: 300,
scale: 1,
allowTaint: false, //允许 canvas 污染， allowTaint参数要去掉，否则是无法通过toDataURL导出canvas数据的
useCORS: false, //允许canvas画布内 可以跨域请求外部链接图片, 允许跨域请求。
}).then((canvas) => {
var contentWidth = canvas.width;
var contentHeight = canvas.height;
//一页pdf显示html页面生成的canvas高度;
var pageHeight = contentWidth / 595.28 * 841.89;
//未生成pdf的html页面高度
var leftHeight = contentHeight;
//页面偏移
var position = 0;
//a4纸的尺寸[595.28,841.89]，html页面生成的canvas在pdf中图片的宽高
var imgWidth = 595.28;
var imgHeight = 595.28 / contentWidth * contentHeight;
var pageData = canvas.toDataURL('image/jpeg', 1.0);
var pdf = new jspdf.jsPDF('', 'pt', 'a4');
//有两个高度需要区分，一个是html页面的实际高度，和生成pdf的页面高度(841.89)
//当内容未超过pdf一页显示的范围，无需分页
// console.log('处理完画布高度：' + contentHeight)
// console.log('每页高度：' + pageHeight)
// console.log(imgWidth, imgHeight);
if (leftHeight < pageHeight) {
//在pdf.addImage(pageData, 'JPEG', 左，上，宽度，高度)设置在pdf中显示；
pdf.addImage(pageData, 'JPEG', 0, 0, imgWidth, imgHeight);
} else { // 分页
while (leftHeight > 10) {
// console.log(leftHeight)
pdf.addImage(pageData, 'JPEG', 0, position, imgWidth, imgHeight);
leftHeight -= pageHeight;
position -= 871.89;
//避免添加空白页
if (leftHeight > 10) {
pdf.addPage();
}
}
}
//可动态生成
pdf.save(pdfName)
})
}
const replica = () => {
/**
* 灵感来源于https://greasyfork.org/zh-CN/scripts/445128
*/
try {
var text = $('div.link')[0].outerText.split("”的文档")[0].split("查看全部包含“")[1];
} catch (error) {
console.log(error.stack);
text = "出错啦，请通知作者修复";
}
if (navigator.clipboard) {
navigator.clipboard.writeText(text);
} else {
const textarea = document.createElement('textarea');
document.body.appendChild(textarea);
textarea.style.position = 'fixed';
textarea.style.clip = 'rect(0 0 0 0)';
textarea.style.top = '10px';
textarea.value = text;
textarea.select();
document.execCommand('copy', true);
document.body.removeChild(textarea);
}
}
(() => {
let oldtext = "";
let count = 0;
if(host == InterfaceList[1].host){
$(document).unbind('keydown').bind('keydown', e => {
if(e.ctrlKey && e.keyCode == 67) {
replica();
$('.dialog-mask').remove();
$('.copy-limit-dialog-v2').remove();
$(".btn-success").text("复制成功").fadeOut(1000);
e.preventDefault();
count+=1;
//return false;
}
})
document.onmouseup = ev => {
$(".btn-success").remove();
var nowtext = $('div.link')[0].outerText.split("”的文档")[0].split("查看全部包含“")[1];
if(nowtext != oldtext){
const oEvent=ev||event;
const elbtn=$(`<div class="btn-success" style="left:${oEvent.clientX+15+'px'}; top: ${oEvent.clientY-10+'px'};">复制</div>`);
$("body").append(elbtn);
oldtext = nowtext;
$("#reader-helper").hide();
}
$(".btn-success").on("click", e => {
replica();
count+=1;
console.info(`第${count}次为您复制,内容为：${nowtext}`);
//$(".btn-success").fadeOut(1000);
}).on("mouseup", e => {
$(".btn-success").text("复制成功");
$(".btn-success").fadeOut(1000);
e.stopPropagation();
e.preventDefault();
})
}
}
})();
const del = el =>{
$(el).remove();
}
const bdwk_ele =['.read-all','.header-wrapper','.no-full-screen','.no-full-screen','.lazy-load',
'.reader-topbar','.content-wrapper+div','.hx-warp','.try-end-fold-page',
'#page-footer','#reader-container+div','#passport-login-pop'
]
const doc_ele = ['#continueButton','#header','#toolbar','#box1','#boxright','#readEndDiv','.commonbox1',
'#commentDiv','.clearfix','#footer','.dk-bg','.toplayer-shop','.activelist'
]
const docin_ele = ['.head_wrapper','.page_crubms clear','.doc_header_mod','.aside','#j_isend',
'#docinShareSlider','.backToTop','.reader_tools_bar_wrap.tools_bar_small.clear',
'.page_crubms.clear','.adBox','#jControlDiv'
]
const bdwk = () => {
$(".logo").hide();
$(".die").hide();
share();
}
const doc = () => {
const ele = document.querySelector('#pageContainer');
try {
downloadPDF(ele, title);
} catch (error) {
//TODO handle the exception
console.log(error.stack);
}
}
const docin = () => {
const ele = document.querySelector('#contentcontainer');
try {
downloadPDF(ele, title);
} catch (error) {
console.log(error.message);
}
}
const main = () => {
for(const even in InterfaceList){
if(host ==InterfaceList[even].host){
let ee = InterfaceList[even].el;
$(eval(ee)[0]).click();
for(const el of eval(ee)){
del(el);
}
eval(InterfaceList[even].func);
break;
}
}
}
$("#li0").bind("click", e => {
if(host == InterfaceList[1].host){
window.open(InterfaceList[0].url + webUrl);
}else{
e.preventDefault();
alert('百度文库解析，豆丁道客巴巴请使用打印PDF');
}
});
$("#li2").bind("click", () => {
if(confirm('请确保每一页都加载完再打印，是否打印？')){
main();
}
});
});
})();