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index.js
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index.js
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"use strict";
const fs = require("fs");
const Path = require("path");
const URL = require("url");
const os = require("os");
const querystring = require("querystring");
const EventEmitter = require("events");
const child_process = require("child_process");
const readline = require("readline");
const decoder = require("iconv-lite");
const Random = require("./lib/JSrandom");
const Log = require("./lib/Log");
const Hash = require("./lib/Hash");
const DataBase = require("./lib/DataBase");
const request = require("./lib/request");
const util = require("./lib/util");
const Thread = require("./lib/Thread");
const Cache = require("./lib/Cache");
const Parser = require("./lib/Parser");
const Book = require("./lib/Book");
const classes = require("./lib/classes");
const ebook = require('./lib/ebook/encoder');
const setting = require("./config/setting");
const Searcher = require("./config/searcher");
const Sites = require("./config/Sites");
const threadLimit = require('./config/threadLimit');
const outClude = require("./config/outclude");
const images = require("./config/images");
class Wedge extends EventEmitter{
constructor(dir){
super();
this.config = new Hash(setting);
this.label = Random.uuid(8,16);
this.book = Book();
this.bookdir = null;
this.maxThreads = os.cpus().length * 2;
this.chdir(dir);
this.init();
this.plugins();
}
chdir(dir){
dir = dir || './';
this.dir = Path.resolve(dir);
fs.mkdirsSync(this.dir);
process.chdir(this.dir);
this.config.file('setting.json');
this.config.change(this.init.bind(this));
this.images = new Hash(images,0);
this.images.file('images.json');
return this;
}
init(){
this.initDatabase();
this.initLog();
this.initFunctions();
return this;
}
initDatabase(){
this.database.file(Path.join(this.dir,'metadatas.db'));
this.database.sync(this.getConfig('database.sync'));
}
initLog(){
let appLog = this.getConfig('app.log');
if(typeof appLog === 'string'){
this.log = new Log(appLog);
}else{
appLog = !!appLog;
if(appLog == false) {
this.log = this.noop;
}else{
this.log = console.log.bind(console);
}
}
if(this.getConfig('app.debug')){
this.debug = (...msg)=>this.log(`[${this.label}]:${msg.join(' ')}`);
}else{
this.debug = this.noop;
}
if(this.getConfig('app.info')){
this.info = (...msg)=>this.log(`[${this.label}]:${msg.join(' ')}`);
}else{
this.info = this.noop;
}
}
initFunctions(){
//newBookCmd
this.newBookCmd = this.CMD('getBookMeta > getBookCover > updateBookMeta > createBook > checkBookCover > getBookIndexs > getChapters > saveBook > sendToDataBase > generateEbook > end');
//updateBookCmd
this.updateBookCmd = this.CMD('loadBook > checkBookCover > getBookIndexs > getChapters > saveBook > sendToDataBase > generateEbook > end');
//redownload
this.reDownloadCmd = this.CMD('loadBook > updateBookMeta > getBookCover > checkBookCover > emptyBookIndex > getBookIndexs > getChapters > saveBook > sendToDataBase > generateEbook > end');
//refreshBookCmd
this.refreshBookCmd = this.CMD('loadBook > updateBookMeta > getBookCover > checkBookCover > saveBook > sendToDataBase > generateEbook > end');
//autoUpdateCmd
this.autoUpdateCmd = this.CMD('loadBook > updateBookMeta > getBookCover > checkBookCover > getBookIndexs > getChapters > saveBook > sendToDataBase > generateEbook > end');
//eBookCmd
this.eBookCmd = this.CMD('loadBook > checkBookCover > saveBook > generateEbook > end');
//importBookRecordCmd
this.importBookRecordCmd = this.CMD('loadBook > sendToDataBase > end');
//testRuleCmd
this.testRuleCmd = this.CMD('getBookMeta > logBookInfo > updateBookMeta > logBookInfo > getBookIndexs > intercept > getChapterContent > mergeChapterContent > log > end');
//filterChapter
this.filterBookContentCmd = this.CMD('loadBook > filterBookChapter > end');
return this;
}
install(plugin){
require(plugin.func).call(this);
return this;
}
getConfig(k,v){
let val = this.config.get(k);
if(val === undefined && v !== undefined){
this.config.set(k,v);
return v
}
return val;
}
plugins(){
Object.values(this.getConfig('plugins',{}))
.filter(plugin=>plugin.activated)
.forEach(plugin=>{
try{
this.install(plugin);
}catch(e){
console.log(e)
//plugin.activated = false;
}
});
return this;
}
spawn(){
let setting = this.config.valueOf();
function Fork(){
EventEmitter.call(this);
this.config = new Hash();
this.config.set(setting);
this.book = Book();
this.bookdir = null;
this.label = Random.uuid(8,16);
this.initFunctions();
this.initLog();
}
Fork.prototype=this;
return new Fork();
}
prompt(docs,fn){
let rl = readline.createInterface({
input: process.stdin,
output: process.stdout
});
let args = [];
let len = Math.max(docs.length,fn.length);
let ref = 0;
let listen = ()=>{
rl.question(docs[ref],input=>{
args.push(input.trim());
ref += 1;
if(ref === len){
rl.close();
return fn(...args);
}else{
return listen();
}
});
}
if (len === 0){
rl.close();
return fn(...args);
}
listen();
return this;
}
end(fn){
if (typeof fn === 'function'){
this.once('end',fn);
}else{
this.info('end...');
this.emit('end');
this.book = Book();
this.bookdir = null;
}
return this;
}
error(msg){
//this.emit('error',new Error(msg));
this.debug(new Error(msg));
return this.end();
}
next(fn){
if (typeof fn !== 'function'){
return this.end.bind(this);
}
return fn;
}
intercept(infos,fn){
console.log(infos);
fn(Random.select(infos));
}
logBookInfo(fn){
fn = this.next(fn);
console.log(this.book.meta);
console.log(this.book.list);
return fn();
}
request(url,options){
if ( typeof url === 'object' ) {
options = url;
url = undefined;
}
options = options || {};
options.url = url || options.url || options.href || options.src;
options.method = options.method || options.type || 'GET';
options.timeout = util.parseInteger(this.getConfig('request.timeout',500), 15000);
options.reconnect = util.parseInteger(this.getConfig('request.reconnect',3), 3);
options.proxy = this.getConfig('request.proxy');
options.proxyAuth = this.getConfig('request.proxyAuth');
options.cookie = options.cookie || this.getConfig('request.cookie');
options.headers = options.headers || this.getConfig('request.headers');
//this.debug(JSON.stringify(options,null,2));
options.success = options.success || this.noop;
options.error = options.error || this.noop;
let pac = this.getConfig('request.proxyAutoConfig');
let proxyMatched = false;
if('string' === typeof pac){
proxyMatched = (new RegExp(pac,'gi')).test(options.url);
}else if('function' === typeof pac){
proxyMatched = pac(options.url);
}else{
proxyMatched = false;
}
if (options.method === 'GET'){
let data = this.cache.get(options.url);
if (data) return options.success(data);
}
let req = new request.Request(options.url, options.method);
options.timeout && req.timeout(options.timeout);
options.proxy && proxyMatched && req.proxy(options.proxy);
Array.isArray(options.proxyAuth) && req.proxyAuth(...options.proxyAuth);
options.dataType && req.accept(options.dataType);
options.data && options.method === 'POST' && req.send(options.data);
options.contentType && req.type(options.contentType);
options.headers && req.setHeader(options.headers);
options.cookie && req.cookie(options.cookie);
let connectTimes = 0;
let maxConnectTimes = options.reconnect;
req.end((err,res,data)=>{
connectTimes += 1;
if (!err && res && /^20.$/.test(res.statusCode) && data){
if (options.method === 'GET'){
this.cache.set(options.url,data);
}
return options.success(data);
}
if (err){
if(err.code === 'Z_DATA_ERROR'){
req.setHeader('Accept-Encoding','');
return req.end();
}
if (connectTimes < maxConnectTimes) return req.end();
let autoProxy = this.getConfig('app.autoProxy');
let autoProxyAuth = this.getConfig('app.autoProxyAuth');
if(autoProxy && options.proxy && !proxyMatched){
proxyMatched = true;
req.proxy(autoProxy);
Array.isArray(autoProxyAuth) && req.proxyAuth(...autoProxyAuth);
return req.end();
}else{
this.debug(this.bookdir,err.code,options.url);
return options.error(err.code);
}
}
this.debug(this.bookdir,res.statusCode,options.url);
return options.error(res.statusCode);
});
}
pipeLine(line){
let compile = name=>{
name = name.trim();
let protoFun = this[name];
if (!protoFun) return this.error(`no Function named ${name}`);
let argsLength = protoFun.length;
if(argsLength == 0) return protoFun.bind(this);
let define = [];
if (argsLength){
define = Random.sample('_abcdefghijklmnopqrstuvwxyz',argsLength);
}
define.push(`this.${name}(${define.join(',')})`);
return Function(...define).bind(this);
};
return line.split(' > ').map(compile);
}
CMD(line,funArr,args){
let func = Thread.series(this.pipeLine(line).concat(funArr||[]));
if (!args) return func;
return func.call(this,args);
}
searchInSite(title,site,fn){
fn = this.next(fn);
if(!site || !site.url) return fn();
//this.debug(site.url)
let links = [];
let push = link=>links.push(link);
let url = site.url
.replace('%title%',util.encodeURI(title,site.charset))
.replace('%time%',+new Date())
.replace('%random%',Math.random());
let query = (site.query || '')
.replace('%title%',util.encodeURI(title,site.charset))
.replace('%time%',+new Date())
.replace('%random%',Math.random());
let method = (site.method || 'GET').toUpperCase();
let data = site.data && site.data.replace('%title%',title);
let filterFn = link=>~link[0].indexOf(site.name);
let success = data=>{
if(site.parse){
let parser = new Function('data','url','Parser','try{return (' + site.parse + ')}catch(e){return []}');
parser(data,url,Parser).forEach(push);
}else {
let $ = Parser(data,url);
let selector = site.selector || ':header a,img a';
$(selector).filter((i,v)=>~$(v).text().indexOf(title)).each((i,v)=>links.push([
$.location($(v).attr('href')),
util.replace($(v).text(),site.replace).trim()
]));
}
if(site.engine){
let _links = [];
return Thread().queue(links).use((link,next)=>{
this.request({
url:link[0]+'&wd=',
headers:{referer:link[0]+'&wd='},
success:data=>{
let found = data.toString().match(new RegExp(`(${site.filter})`));
if(!found) return next();
link[0] = found[1];
_links.push(link);
return next();
},
error:next
});
})
.setThread(10)
.end(()=>fn(_links))
.start();
}
return fn(links.filter(filterFn));
};
let options = {
url:url+(query ? '?':'')+query,
method:method,
data:data && util.encode(data,site.charset),
dataType:site.dataType,
headers:site.headers,
success:success,
error:()=>fn(links),
};
if(site.parse){
options.headers = {
'X-Requested-With':'XMLHttpRequest'
};
}
if(site.headers){
for(let name in site.headers){
if('string' == typeof site.headers[name]){
site.headers[name] = site.headers[name].replace('%title%',util.encodeURI(title,site.charset)).replace('%time%',+new Date()).replace('%random%',Math.random());
}
}
}
this.request(options);
return this;
}
fuzzysearchBook(title,fn){
fn = this.next(fn);
let links = [];
let push = link=>links.push(link);
let endSearch = ()=>fn(links);
let search = (site,next)=>{
this.searchInSite(title,site,list=>{
list.forEach(push);
return next();
});
};
Thread()
.use(search)
.queue(Searcher)
.setThread(5)
.end(endSearch)
.log(this.info.bind(this))
.label('fuzzysearchBook')
.start();
return this;
}
searchBook(title,fn){
fn = this.next(fn);
title = title.replace(/[:：？\?,；，,.。!！_—\-]/g,'');
let filterFun = links=>fn(links.filter(link=>link[1] == title));
this.fuzzysearchBook(title,filterFun);
return this;
}
importBook(book,fn){
fn = this.next(fn);
let app = this.spawn();
let uuid = book.meta.uuid;
app.bookdir = Path.resolve(uuid);
fs.mkdirsSync(app.bookdir);
app.loadBook(app.bookdir,()=>{
let old = app.book.meta;
if(old.uuid == uuid && !this.getConfig('book.changesource')) return fn();
this.info('importBook');
app.book.emptyList();
app.book.setMeta(book.meta);
fs.writeFileSync(Path.join(app.bookdir,'cover.jpg'),Buffer.from(book.meta.cover,'base64'));
Thread()
.use((chapter,next)=>{
app.book.pushList(chapter);
fs.writeFile(Path.join(app.bookdir,chapter.id+'.json'),JSON.stringify(chapter),next);
}).queue(book.list).threads(20).label('importBook')
.end(()=>{
app.book.localizationSync(app.bookdir);
app.sendToDataBase(fn);
}).start();
});
return this;
}
importWBK(filename,fn){
fn = this.next(fn);
try{
this.info('importing WBK');
let buf = fs.readFileSync(filename);
ebook.unwbk(buf,book=>this.importBook(book,fn));
}catch(e){
return fn();
}
}
aliasBook(fn){
fn = this.next(fn);
let aliasList = this.getConfig('book.alias');
if(!aliasList) return fn();
let source = this.book.getMeta('source');
for(let site in aliasList){
let newsite = aliasList[site];
if(source.indexOf(site) >= 0){
source = source.replace(site,newsite);
this.book.setMeta('source',source);
}
}
return fn();
}
filterBookChapter(fn){
fn = this.next(fn);
this.book.filterChapterContent(fn);
return this;
}
loadBook(dir,fn){
this.info('loadBook');
this.bookdir = Path.resolve(dir);
if(!fs.existsSync(this.bookdir)){
let record = this.database.query(`uuid=${dir}`)[0];
if(record && record.source){
return this.newBook(record.source);
}
return this.end();
}
this.book.location(dir,()=>this.syncBookIndex(()=>this.aliasBook(fn)));
return this;
}
syncBookIndex(fn){
fn = this.next(fn);
if (!this.getConfig('book.localization') || !this.getConfig('book.sync')) return fn();
this.info('syncBookIndex');
this.book.syncIndex(fn);
return this;
}
emptyBookIndex(fn){
fn = this.next(fn);
this.book.emptyList();
return fn();
}
getParsedData(data,url){
let site = Sites.search(url);
//this.debug(`use site rule of [${site.host}]`);
let $ = Parser(data,url,site.charset);
let cookies = querystring.parse(request.cookies.getCookie(url),'; ');
$.getCookie = name=>(cookies[name]||'');
let filter = util.object.filter;
let map = util.object.map;
let rule = filter(site.selector,(k,v)=>v.match($) && (v.footer($) || /<\/html>/i.test($.raw)));
let apply = (k,v)=>(util.is.isFunction(v) ? v($) : map(v,apply));
let replace = (data,rule)=>map(data,(k,v)=>{
if(!rule[k]) return v;
if(util.is.isObject(v)){
if(util.is.isObject(rule[k])) return replace(v,rule[k]);
return v;
}
return util.replace(v,rule[k]);
});
return replace(map(rule,apply),site.replacer || {});
}
getBookMeta(url,fn){
fn = this.next(fn);
let links = util.validURL(url);
if (!links.length) return this.error('Invalid url...'+url);
this.info('getBookMeta');
let link = links[0];
let times = util.parseInteger(this.getConfig('app.retry.meta',3),3);
let indexUrl = null;
let setMeta = infos=>{
//this.debug(JSON.stringify(infos,null,2));
this.book.setMeta(infos);
this.book.setMeta('source',links.length > 1 ? links : indexUrl);
this.book.setMeta('origin',link);
return fn();
};
let requestInfo = options=>{
let success = (options.success || (data=>data)).bind(options);
options.success = data=>{
let result = success(data);
if (!result) return;
if(result.url && result.success){
result.request = result;
}
if(result.request && !result.bookInfos) {
result.request.headers = result.request.headers || {
referer:link.url,
'X-Requested-With':'XMLHttpRequest'
};
return requestInfo(result.request);
}
if(!result.request && !result.bookInfos) return setMeta(result);
return setMeta(result.bookInfos);
};
options.error = error=>{
//this.debug(error);
if (--times <= 0) return this.end();
setTimeout(()=>this.request(options),1000*5);
};
return this.request(options);
};
link.success = data=>{
let parsedData = this.getParsedData(data,link.url);
//console.log(parsedData)
let infoPage = parsedData.infoPage;
let indexPage = parsedData.indexPage;
if (infoPage){
indexUrl = infoPage.indexPage;
return infoPage;
}
if (indexPage && indexPage.infoPage && indexPage.infoPage !== link.url){
this.getBookMeta(indexPage.infoPage,fn);
return null;
}else{
//this.debug(JSON.stringify(parsedData,null,2));
this.error('this url is Not infoPage or request failed');
return null;
}
};
//this.debug(JSON.stringify(link,null,2));
requestInfo(link);
return this;
}
asyncGetBookMeta(url){
return new Promise((resolve,reject)=>{
let links = util.validURL(url);
if (!links.length) throw new Error('Invalid url...'+url);
this.info('getBookMeta');
let link = links[0];
let times = util.parseInteger(this.getConfig('app.retry.meta',3),3);
let indexUrl = null;
let setMeta = infos=>{
this.book.setMeta(infos);
this.book.setMeta('source',links.length > 1 ? links : indexUrl);
this.book.setMeta('origin',link);
return resolve();
}
let requestInfo = options=>{
options.success = data=>{
let parsedData = this.getParsedData(data,link.url);
//console.log(parsedData)
let infoPage = parsedData.infoPage;
let indexPage = parsedData.indexPage;
if (infoPage){
indexUrl = infoPage.indexPage;
if(infoPage.url && infoPage.success){
result.request = result;
}
if(result.request && !result.bookInfos) {
result.request.headers = result.request.headers || {
referer:link.url,
'X-Requested-With':'XMLHttpRequest'
};
return requestInfo(result.request);
}
if(!result.request && !result.bookInfos) return setMeta(result);
return setMeta(result.bookInfos);
return infoPage;
}
if (indexPage && indexPage.infoPage && indexPage.infoPage !== link.url){
return this.asyncGetBookMeta(indexPage.infoPage)
}else{
throw Error('this url is Not infoPage or request failed')
}
}
options.error = error=>{
//this.debug(error);
if (--times <= 0) throw Error('Request failed');
setTimeout(()=>this.request(options),1000*5);
}
return this.request(options);
}
requestInfo(link)
})
}
updateBookMeta(fn){
fn = this.next(fn);
if (!this.getConfig('book.searchmeta')) return fn();
let title = this.book.getMeta('title');
let origin = this.book.getMeta('origin');
let author = this.book.getMeta('author');
if(!title) return this.end();
this.info('updateBookMeta');
let similar = (s1,s2)=>{
let reFilter = /[:：？\?,；，,.。!！_—\-]/g;
s1 = s1.replace(reFilter,'');
s2 = s2.replace(reFilter,'');
if (~s1.indexOf(s2)) return true;
if (~s2.indexOf(s1)) return true;
return false;
}
if(outClude.some(site=>~origin.indexOf(site))){
//app.end(fn)
let app = this.spawn();
app.info(origin);
app.getBookMeta(origin,()=>{
let meta = app.book.meta;
delete meta.source;
for(let x in meta) {
if (meta[x] == "") return fn();
}
this.book.setMeta(meta);
return fn();
});
return this;
}
let search = (site,next)=>{
this.searchInSite(title,site,list=>{
Thread()
.use((link,nextFn)=>{
let app = this.spawn();
app.info(link);
app.getBookMeta(link,()=>{
let meta = app.book.meta;
for (let x in meta){
if (meta[x] === '') return nextFn();
}
if (!similar(meta.title,title)) return nextFn();
if (!similar(meta.author,author)) return nextFn();
delete meta.source;
this.book.setMeta(meta);
this.info('updateMeta');
return fn();
});
})
.end(next)
.log(this.info.bind(this))
.label('searchBookMeta')
.queue(list.filter(link=>(Array.isArray(link) && link[1] && ~link[1].indexOf(title))).map(link=>link[0]))
.start();
});
};
Thread()
.use(search)
.queue(Searcher)
.end(fn)
.log(this.info.bind(this))
.label('searchBook')
.start();
return this;
}
getBookCover(fn){
fn = this.next(fn);
let coverSrc = this.book.getMeta('cover');
let coverDir = Path.join(Path.resolve(this.book.getMeta('uuid')),'cover.jpg');
if (!/^http/i.test(coverSrc)) return fn();
this.info('getBookCover');
let times = util.parseInteger(this.getConfig('app.retry.cover'),3);
let link = util.formatLink(coverSrc);
link.contentType = 'image';
link.success = data=>{
this.book.setMeta('cover',data);
this.cache.set(coverDir,data);
fs.writeFile(coverDir,data,fn);
};
link.error = ()=>{
if (--times <= 0){
let data = this.cache.get(coverDir);
if(!data) return fn();
this.book.setMeta('cover',data);
fs.writeFile(coverDir,data,fn);
}else{
this.request(link);
}
};
this.request(link);
return this;
}
checkBookCover(fn){
fn = this.next(fn);
if (!this.bookdir) return this.end();
this.info('checkBookCover');
let coverSrc = this.book.getMeta('cover');
let coverDir = Path.join(this.bookdir,'cover.jpg');
fs.readFile(coverDir,(err,data)=>{
if(err){
if(!coverSrc) return fn();
if (/^http/i.test(coverSrc)) return this.getBookCover(fn);
fs.writeFile(coverDir,Buffer.from(coverSrc,'base64'),fn);
}else{
let imgBuf = data.toString('base64');
if (coverSrc.substr(0,100) !== imgBuf.substr(0,100)){
this.book.setMeta('cover',data);
}
return fn();
}
});
}
createBook(fn){
fn = this.next(fn);
let thisMeta = this.book.meta;
if(this.getConfig('database.check')){
let record = this.database.query(`uuid=${thisMeta.uuid}`)[0];
if(record && record.source === thisMeta.source) return this.end();
}
this.info('createBook');
this.bookdir = Path.resolve(thisMeta.uuid);
fs.mkdirsSync(this.bookdir);
this.loadBook(this.bookdir,()=>{
let newURL = this.book.getMeta('source');
if (thisMeta.source == newURL){
this.book.setMeta(thisMeta);
return fn();
}
if (!this.getConfig('book.changesource')) return fn();
this.info('changesource');
if (this.getConfig('book.override')){
this.info('override');
this.book.emptyList();
}
this.book.setMeta(thisMeta);
return fn();
});
return this;
}
saveBook(fn){
fn = this.next(fn);
if (!this.bookdir) return this.end();
if(!this.book.changed) return fn();
this.info('saveBook');
this.book.setMeta('date',+new Date);
this.book.localizationSync(this.bookdir);
fn();
return this;
}
getBookIndex(link,fn){
fn = this.next(fn);
link = util.formatLink(link);
this.info('getBookIndex');
//this.debug(link.url)
//console.log(link)
let times = util.parseInteger(this.getConfig('app.retry.index'),3);
let setIndex = bookIndex=>{
if(Array.isArray(bookIndex)){
fn(bookIndex);
}else {
fn([]);
}
};
let requestIndex = options=>{
let success = (options.success || (data=>data)).bind(options);
options.success = data=>{
let result = success(data);
if(!result) return setIndex();
if(result.url && result.success){
result.request = result;
}
if(result.request && !result.bookIndexs) {
result.request.headers = result.request.headers || {
referer:link.url,
'X-Requested-With':'XMLHttpRequest'
};
return requestIndex(result.request);
}
if(!result.request && !result.bookIndexs) return setIndex(result);
if(result.nextPage){
let nextPage = result.nextPage;
if(nextPage && typeof nextPage === 'string' && nextPage !== link.url){
nextPage = URL.resolve(link.url,nextPage);
return this.getBookIndex(nextPage,indexs=>{
let bookIndexs = Array.isArray(result.bookIndexs) ? result.bookIndexs : [];
setIndex(bookIndexs.concat(indexs));
});
}
if(nextPage && typeof nextPage === 'object' && nextPage.url && nextPage.url !== link.url){
nextPage.url = URL.resolve(link.url,nextPage.url);
return this.getBookIndex(nextPage,indexs=>{
let bookIndexs = Array.isArray(result.bookIndexs) ? result.bookIndexs : [];
setIndex(bookIndexs.concat(indexs));
});
}
}
return setIndex(result.bookIndexs);
};
options.error = error=>{
//this.debug(error);
if (--times <= 0) return setIndex();
setTimeout(()=>this.request(options),1000*5);
};
return this.request(options);
};
if (!link) return setIndex();
link.success = data=>this.getParsedData(data,link.url).indexPage;
requestIndex(link);
return this;
}
getBookIndexs(fn){
fn = this.next(fn);
this.info('getBookIndexs');
let source = this.book.getMeta('source'),
links = util.validURL(source),
indexs = [],
push = item=>indexs.push(item);
if(links.length === 0) return this.end();
if(links.length === 1) return this.getBookIndex(links[0],items=>fn(this.filterBookIndex(items)));
let app = this.spawn();
app.end(()=>{
let _links = util.validURL(app.book.getMeta('source'));
if(_links.length > links.length){
links = _links;
}
Thread()
.use((link,next)=>this.getBookIndex(link,items=>{
items.forEach(push);
return next();
}))
.end(()=>fn(this.filterBookIndex(indexs)))
.queue(links)
.log(this.info.bind(this))
.label('getBookIndexs')
.setThread(this.getConfig('thread.index'))
.start();
});
app.getBookMeta(links[0]);
return this;
}
filterBookIndex(indexs){
if (!Array.isArray(indexs)) return [];
this.info('filterBookIndex');
let uuid = this.book.getMeta('uuid'),
Ids = this.cache.get(uuid+'_Ids') || this.book.hashBy('id') || {},
Sources = this.cache.get(uuid+'_Sources') || this.book.hashBy('source') || {},
Titles = this.cache.get(uuid+'_Titles') || this.book.hashBy('title') || {},
newIndexs = [],
thisUrl = {},
idUnique = this.getConfig('book.unique.id'),
titleUnique = this.getConfig('book.unique.title'),
sourceUnique = this.getConfig('book.unique.source');
//格式化下载链接
indexs = indexs.map(util.formatLink);
//过滤无效链接
indexs = indexs.filter(index=>{
let url = index.url;
if (!url) return false;//过滤空链接
if (url.indexOf('javascript:') == 0) return false;//过滤脚本
if (url.indexOf('#') == 0) return false;//过滤锚点
if (url in thisUrl) return false;//过滤重复链接
thisUrl[url] = 1;
return true;
});
//创建ID
indexs.forEach((item,index)=>item.id = classes.Id(item.id || index).val());
//过滤已下载的链接
indexs.forEach(index=>{
if (index.id && idUnique && index.id in Ids) return;
if (index.url && sourceUnique && index.url in Sources) return;
if (index.text && titleUnique && index.text in Titles) return;
Sources[index.url] = true;
Ids[index.id] = true;
Titles[index.text] = true;
newIndexs.push(index);
});
this.cache.set(uuid+'_Ids',Ids,true);
this.cache.set(uuid+'_Sources',Sources,true);
this.cache.set(uuid+'_Titles',Titles,true);
if(!this.cache.get(uuid)){
this.cache.set(uuid,true,true);
this.end(()=>{//清理缓存
this.cache.set(uuid+'_Ids',false);
this.cache.set(uuid+'_Sources',false);
this.cache.set(uuid+'_Titles',false);
this.cache.set(uuid,false);
});
}
return newIndexs;
}
getChapterContent(link,fn){
fn = this.next(fn);
if(!link) return fn(null);
this.info('getChapterContent');
let times = util.parseInteger(this.getConfig('app.retry.chapter',3),3);
link = util.formatLink(link);
if (!link) return fn(null);
let setContent = chapter=>{
if(!chapter) return fn(null);
if(Buffer.isBuffer(chapter)){
chapter = decoder.decode(chapter,'gbk');
}
if(typeof chapter == 'string'){
chapter = {content:chapter};
}
chapter.deep = link.deep || 0;
chapter.id = chapter.id || link.id;
chapter.source = chapter.source || link.url;
chapter.title = chapter.title || link.text;
chapter.content = chapter.content || '';
return fn(chapter);
};
if(!this.getConfig('book.localization') && !this.getConfig('book.imagelocalization')){
setContent({title:link.text,source:link.url,id:link.id,content:''});
return this;
}
let requestContent = options=>{
//console.log(options)
let success = (options.success || (data=>data)).bind(options);
options.success = data=>{
let result = success(data);
//console.log(result)
if (!result) return setContent();
if (typeof result == 'string') return setContent(result);
if(result.url && result.success){
result.request = result;
}
if(result.request && !result.chapterInfos) {
result.request.headers = result.request.headers || {
referer:link.url,