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// ==UserScript==
// @name DownloadAllContent
// @name:zh-CN 懒人小说下载器
// @name:zh-TW 懶人小説下載器
// @name:ja 怠惰者小説ダウンロードツール
// @namespace hoothin
// @version 1.20
// @description Fetch and download main content on current page, provide special support for chinese novel
// @description:zh-CN 通用网站内容抓取工具，可批量抓取小说、论坛内容等并保存为TXT文档
// @description:zh-TW 通用網站內容抓取工具，可批量抓取小說、論壇內容等並保存為TXT文檔
// @description:ja ユニバーサルサイトコンテンツクロールツール、クロール、フォーラム内容など
// @author hoothin
// @include *
// @grant GM_xmlhttpRequest
// @grant GM_registerMenuCommand
// @grant GM_setValue
// @grant GM_getValue
// @require https://cdnjs.cloudflare.com/ajax/libs/FileSaver.js/1.3.3/FileSaver.min.js
// @license MIT License
// @compatible chrome
// @compatible firefox
// @compatible opera 未测试
// @compatible safari 未测试
// @contributionURL https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=rixixi@sina.com&item_name=Greasy+Fork+donation
// @contributionAmount 1
// ==/UserScript==
(function() {
'use strict';
var lang = navigator.appName=="Netscape"?navigator.language:navigator.userLanguage;
var i18n={};
switch (lang){
case "zh-CN":
i18n={
fetch:"开始下载小说或其他【Ctrl+F9】",
info:"本文是使用懒人小说下载器（DownloadAllContent）脚本下载的",
error:"该段内容获取失败",
downloading:"已下载完成 %s 段，剩余 %s 段<br>正在下载 %s",
complete:"已全部下载完成，共 %s 段",
del:"设置小说干扰码"
};
break;
default:
i18n={
fetch:"Download All Content[Ctrl+F9]",
info:"The TXT is downloaded by 'DownloadAllContent'",
error:"Failed in downloading current chapter",
downloading:"%s pages are downloaded, there are still %s pages left<br>Downloading %s ......",
complete:"Completed! The pages totalled %s",
del:"Set css selectors for delete"
};
break;
}
var firefox=navigator.userAgent.toLowerCase().indexOf('firefox')!=-1;
var rocketContent,txtDownContent,txtDownWords,txtDownQuit,txtDownDivInited=false;
function initTxtDownDiv(){
if(txtDownDivInited)return;
txtDownDivInited=true;
rocketContent=document.createElement("div");
document.body.appendChild(rocketContent);
rocketContent.outerHTML=`
<div id="txtDownContent" style="display: none;">
<div style="width:300px;height:70px;position:fixed;left:50%;top:50%;margin-top:-25px;margin-left:-150px;z-index:100000;background-color:#ffffff;border:1px solid #afb3b6;border-radius:10px;opacity:0.95;filter:alpha(opacity=95);box-shadow:5px 5px 20px 0px #000;">
<div id="txtDownWords" style="position:absolute;left:20px;top:10px;width:260px;">
</div>
<div id="txtDownQuit" style="width:28px;height:28px;border-radius:14px;position:absolute;right:2px;top:2px;cursor: pointer;background-color:#3892ed;">
<span style="height:28px;line-height:28px;display:block;color:#FFF;text-align:center;font-size:20px;">╳</span>
</div>
</div>
</div>`;
txtDownContent=document.querySelector("#txtDownContent");
txtDownWords=document.querySelector("#txtDownWords");
txtDownQuit=document.querySelector("#txtDownQuit");
txtDownQuit.onclick=function(){
txtDownContent.style.display="none";
txtDownContent.parentNode.removeChild(txtDownContent);
};
}
function indexDownload(aEles){
initTxtDownDiv();
var j=0,rCats=[];
function getDocEle(str){
var doc = null;
try {
doc = document.implementation.createHTMLDocument('');
doc.documentElement.innerHTML = str;
}
catch (e) {
console.log('parse error');
}
return doc;
}
function processDoc(i, aTag, doc){
j++;
rCats[i]=(aTag.innerText+"\r\n"+getPageContent(doc));
txtDownContent.style.display="block";
txtDownWords.innerHTML=getI18n("downloading",[j,(aEles.length-j),aTag.innerText]);
if(j==aEles.length){
txtDownWords.innerHTML=getI18n("complete",[j]);
var blob = new Blob([i18n.info+"\r\n"+document.title+"\r\n\r\n"+rCats.join("\r\n\r\n")], {type: "text/plain;charset=utf-8"});
saveAs(blob, document.title+".txt");
}
}
for(let i=0;i<aEles.length;i++){
let aTag=aEles[i];
GM_xmlhttpRequest({
method: 'GET',
url: aTag.href,
overrideMimeType:"text/html;charset="+document.charset,
onload: function(result) {
var doc = getDocEle(result.responseText);
processDoc(i, aTag, doc);
}
});
}
}
function getPageContent(doc){
if(!doc)return i18n.error;
var i,j,k,rStr="",pageData=(doc.body?doc.body:doc).cloneNode(true),delList=[];
[].forEach.call(pageData.querySelectorAll("script,style,link,img,noscript"),function(item){delList.push(item);});
[].forEach.call(delList,function(item){item.parentNode.removeChild(item);});
[].forEach.call(pageData.querySelectorAll("font.jammer"),function(item){
item.parentNode.removeChild(item);
});
var selectors=GM_getValue("selectors");
if(selectors){
[].forEach.call(pageData.querySelectorAll(selectors),function(item){
item.parentNode.removeChild(item);
});
}
[].forEach.call(pageData.querySelectorAll("span"),function(item){
if(item.style && item.style.display=="none")
item.parentNode.removeChild(item);
});
var largestContent,contents=pageData.querySelectorAll("span,div,article,p,td"),largestNum=0;
for(i=0;i<contents.length;i++){
let content=contents[i],hasText=false,allSingle=true,item,curNum=0;
for(j=content.childNodes.length-1;j>=0;j--){
item=content.childNodes[j];
if(item.nodeType==3){
if(/^\s*$/.test(item.data))
item.parentNode.removeChild(item);
else hasText=true;
}
}
for(j=content.childNodes.length-1;j>=0;j--){
item=content.childNodes[j];
if(item.nodeType==1 && !/^(I|A|STRONG|B|FONT|BR)$/.test(item.tagName) && /^\s*$/.test(item.innerHTML))
item.parentNode.removeChild(item);
}
if(content.childNodes.length>1){
for(j=0;j<content.childNodes.length;j++){
item=content.childNodes[j];
if(item.nodeType==1){
for(k=0;k<item.childNodes.length;k++){
var childNode=item.childNodes[k];
if(childNode.nodeType!=3 && !/^(I|A|STRONG|B|FONT|BR)$/.test(childNode.tagName)){
allSingle=false;
break;
}
}
if(!allSingle)break;
}
}
}else{
allSingle=false;
}
if(allSingle){
curNum=(firefox?content.textContent.length:content.innerText.length);
}else {
if(!hasText)continue;
if(pageData==document && content.offsetWidth<=0 && content.offsetHeight<=0)
continue;
[].forEach.call(content.childNodes,function(item){
if(item.nodeType==3)curNum+=item.data.length;
else if(/^(I|A|STRONG|B|FONT)$/.test(item.tagName))curNum+=(firefox?item.textContent.length:item.innerText.length);
});
}
if(curNum>largestNum){
largestNum=curNum;
largestContent=content;
}
}
if(!largestContent)return i18n.error;
var childlist=pageData.querySelectorAll(largestContent.tagName+(largestContent.className?"."+largestContent.className.replace(/(^\s*)|(\s*$)/g, '').replace(/\s+/g, '.'):""));
function getRightStr(ele, noTextEnable){
let childNodes=ele.childNodes,cStr="\r\n",hasText=false;
for(let j=0;j<childNodes.length;j++){
let childNode=childNodes[j];
if(childNode.nodeType==3 && childNode.data && !/^\s*$/.test(childNode.data))hasText=true;
if(childNode.innerHTML){
childNode.innerHTML=childNode.innerHTML.replace(/\<\s*br\s*\>/gi,"\r\n").replace(/\n+/gi,"\n").replace(/\r+/gi,"\r");
}
if(childNode.textContent){
cStr+=childNode.textContent.replace(/ +/g," ").replace(/([^\r]|^)\n([^\r]|$)/gi,"$1\r\n$2");
}
if(childNode.nodeType!=3 && !/^(I|A|STRONG|B|FONT)$/.test(childNode.tagName))cStr+="\r\n";
}
if(hasText || noTextEnable || ele==largestContent)rStr+=cStr+"\r\n";
}
for(i=0;i<childlist.length;i++){
var child=childlist[i];
if(getDepth(child)==getDepth(largestContent)){
if(largestContent.className && largestContent.className==child.className){
getRightStr(child, true);
}else {
getRightStr(child, false);
}
}
}
return rStr;
}
function getI18n(key, args){
var resultStr=i18n[key];
if(args && args.length>0){
args.forEach(function(item){
resultStr=resultStr.replace(/%s/,item);
});
}
return resultStr;
}
function getDepth(dom){
var pa=dom,i=0;
while(pa.parentNode){
pa=pa.parentNode;
i++;
}
return i;
}
function fetch(){
var aEles=document.querySelectorAll("a"),list=[];
for(var i=0;i<aEles.length;i++){
var aEle=aEles[i];
if(aEle.href && /^http/i.test(aEle.href) && /PART\b|Prologue|Chapter\s*\d+|第.+[章|节|回|卷|折|篇|幕|集]|^序$|序\s*言|序\s*章|前\s*言|引\s*言|引\s*子|摘\s*要|楔\s*子|后\s*记|附\s*言|结\s*语|[\d|〇|零|一|二|三|四|五|六|七|八|九|十|百|千|万|萬|-]+(、|）)/i.test(aEle.innerText)){
list.push(aEle);
}
}
if(list.length>2){
indexDownload(list);
}else{
var blob = new Blob([i18n.info+"\r\n"+document.title+"\r\n\r\n"+getPageContent(document)], {type: "text/plain;charset=utf-8"});
saveAs(blob, document.title+".txt");
}
}
document.addEventListener("keydown", function(e) {
if(e.keyCode == 120 && e.ctrlKey) {
fetch();
}
});
function setDel(){
var selValue=GM_getValue("selectors");
var selectors=prompt("设置小说干扰码的选择器：",selValue?selValue:"");
GM_setValue("selectors",selectors);
}
GM_registerMenuCommand(i18n.fetch, fetch);
GM_registerMenuCommand(i18n.del, setDel);
})();