// ==UserScript==// @name         Wenku Doc Downloader// @namespace    http://tampermonkey.net/// @version      1.10.1// @description  对文档截图，合并为纯图片PDF。有限地支持（1）豆丁网（2）道客巴巴（3）360个人图书馆（4）得力文库（5）MBA智库（6）#问文库（7）原创力文档（8）读根网（9）国标网（10）安全文库网（11）人人文库（12）云展网（13）360文库（14）技工教育网（15）文库吧（16）####科学文库（17）金锄头（18）自然资源标准。预览多少页，导出多少页。额外支持（1）食典通（2）JJG 计量技术规范，详见下方说明。// @author       [email protected]// @match        *://*.docin.com/p-*// @match        *://docimg1.docin.com/?wk=true// @match        *://ishare.iask.sina.com.cn/f/*// @match        *://ishare.iask.com/f/*// @match        *://swf.ishare.down.sina.com.cn/?path=*// @match        *://swf.ishare.down.sina.com.cn/?wk=true// @match        *://www.deliwenku.com/p-*// @match        *://file.deliwenku.com/?num=*// @match        *://file3.deliwenku.com/?num=*// @match        *://www.doc88.com/p-*// @match        *://www.360doc.com/content/*// @match        *://doc.mbalib.com/view/*// @match        *://www.dugen.com/p-*// @match        *://max.book118.com/html/*// @match        *://openapi.book118.com/?*// @match        *://view-cache.book118.com/pptView.html?*// @match        *://*.book118.com/?readpage=*// @match        *://c.gb688.cn/bzgk/gb/showGb?*// @match        *://www.safewk.com/p-*// @match        *://www.renrendoc.com/paper/*// @match        *://www.renrendoc.com/p-*// @match        *://www.yunzhan365.com/basic/*// @match        *://book.yunzhan365.com/*index.html*// @match        *://wenku.so.com/d/*// @match        *://jg.class.com.cn/cms/resourcedetail.htm?contentUid=*// @match        *://preview.imm.aliyuncs.com/index.html?url=*/jgjyw/*// @match        *://www.wenkub.com/p-*.html*// @match        *://*/manuscripts/?*// @match        *://gwfw.sdlib.com:8000/*// @match        *://www.jinchutou.com/shtml/view-*// @match        *://www.jinchutou.com/p-*// @match        *://www.nrsis.org.cn/*/read/*// @match        https://xianxiao.ssap.com.cn/readerpdf/?id=*// @match        https://xianxiao.ssap.com.cn/index/rpdf/read/id/*/catalog_id/0.html?file=*// @require      https://lf6-cdn-tos.bytecdntp.com/cdn/expire-1-M/jspdf/2.5.1/jspdf.umd.min.js// @require      https://lf3-cdn-tos.bytecdntp.com/cdn/expire-1-M/html2canvas/1.4.1/html2canvas.min.js// @icon         https://s2.loli.net/2022/01/12/wc9je8RX7HELbYQ.png// @icon64       https://s2.loli.net/2022/01/12/tmFeSKDf8UkNMjC.png// @grant        none// @run-at       document-idle// @license      GPL-3.0-only// @create       2021-11-22// @note         1. 应对 sklib 的 AES 加密// ==/UserScript==(function () {'use strict';/*** 基于 window.postMessage 通信的套接字对象*/class Socket {/*** 创建套接字对象* @param {Window} target 目标窗口*/constructor(target) {if (!(target.window && (target === target.window))) {console.log(target);throw new Error(`target is not a [Window Object]`);}this.target = target;this.connected = false;this.listeners = new Set();}get [Symbol.toStringTag]() { return "Socket"; }/*** 向目标窗口发消息* @param {*} message*/talk(message) {if (!this.target) {throw new TypeError(`socket.target is not a window: ${this.target}`);}this.target.postMessage(message, "*");}/*** 添加捕获型监听器，返回实际添加的监听器* @param {Function} listener (e: MessageEvent) => {...}* @param {boolean} once 是否在执行后自动销毁，默认 false；如为 true 则使用自动包装过的监听器* @returns {Function} listener*/listen(listener, once=false) {if (this.listeners.has(listener)) {return;}let real_listener = listener;// 包装监听器if (once) {const self = this;function wrapped(e) {listener(e);self.notListen(wrapped);}real_listener = wrapped;}// 添加监听器this.listeners.add(real_listener);window.addEventListener("message", real_listener, true);return real_listener;}/*** 移除socket上的捕获型监听器* @param {Function} listener (e: MessageEvent) => {...}*/notListen(listener) {console.log(listener);console.log("listener delete operation:",this.listeners.delete(listener));window.removeEventListener("message", listener, true);}/*** 检查对方来信是否为pong消息* @param {MessageEvent} e* @param {Function} resolve*/_on_pong(e, resolve) {// 收到pong消息if (e.data.pong) {this.connected = true;this.listeners.forEach(listener => listener.ping ? this.notListen(listener) : 0);console.log("Client: Connected!\n" + new Date());resolve(this);}}/*** 向对方发送ping消息* @returns {Promise<Socket>}*/_ping() {return new Promise((resolve, reject) => {// 绑定pong检查监听器const listener = this.listen(e => this._on_pong(e, resolve));listener.ping = true;// 5分钟后超时setTimeout(() => reject(new Error(`Timeout Error during receiving pong (>5min)`)),5 * 60 * 1000);// 发送ping消息this.talk({ ping: true });});}/*** 检查对方来信是否为ping消息* @param {MessageEvent} e* @param {Function} resolve*/_on_ping(e, resolve) {// 收到ping消息if (e.data.ping) {this.target = e.source;this.connected = true;this.listeners.forEach(listener => listener.pong ? this.notListen(listener) : 0);console.log("Server: Connected!\n" + new Date());// resolve 后期约状态无法回退// 但后续代码仍可执行resolve(this);// 回应pong消息this.talk({ pong: true });}}/*** 当对方来信是为ping消息时回应pong消息* @returns {Promise<Socket>}*/_pong() {return new Promise(resolve => {// 绑定ping检查监听器const listener = this.listen(e => this._on_ping(e, resolve));listener.pong = true;});}/*** 连接至目标窗口* @param {boolean} talk_first 是否先发送ping消息* @param {Window} target 目标窗口* @returns {Promise<Socket>}*/connect(talk_first) {// 先发起握手if (talk_first) {return this._ping();}// 后发起握手return this._pong();}}const base = {Socket,init_gbk_encoder() {let table;function initGbkTable() {// https://en.wikipedia.org/wiki/GBK_(character_encoding)#Encodingconst ranges = [[0xA1, 0xA9,  0xA1, 0xFE],[0xB0, 0xF7,  0xA1, 0xFE],[0x81, 0xA0,  0x40, 0xFE],[0xAA, 0xFE,  0x40, 0xA0],[0xA8, 0xA9,  0x40, 0xA0],[0xAA, 0xAF,  0xA1, 0xFE],[0xF8, 0xFE,  0xA1, 0xFE],[0xA1, 0xA7,  0x40, 0xA0],];const codes = new Uint16Array(23940);let i = 0;for (const [b1Begin, b1End, b2Begin, b2End] of ranges) {for (let b2 = b2Begin; b2 <= b2End; b2++) {if (b2 !== 0x7F) {for (let b1 = b1Begin; b1 <= b1End; b1++) {codes[i++] = b2 << 8 | b1;}}}}table = new Uint16Array(65536);table.fill(0xFFFF);const str = new TextDecoder('gbk').decode(codes);for (let i = 0; i < str.length; i++) {table[str.charCodeAt(i)] = codes[i];}}const defaultOnAlloc = (len) => new Uint8Array(len);const defaultOnError = () => 63;   // '?'/*** 字符串编码为gbk字节串* @param {string} str* @param {Function} onError 处理编码失败时返回字符替代值的函数，默认是返回 63('?') 的函数* @returns {Uint8Array}*/return function(str, onError=null) {if (!table) {initGbkTable();}const onAlloc = defaultOnAlloc;onError = onError === null ? defaultOnError : onError;const buf = onAlloc(str.length * 2);let n = 0;for (let i = 0; i < str.length; i++) {const code = str.charCodeAt(i);if (code < 0x80) {buf[n++] = code;continue;}const gbk = table[code];if (gbk !== 0xFFFF) {buf[n++] = gbk;buf[n++] = gbk >> 8;}else if (code === 8364) {// 8364 == '€'.charCodeAt(0)// Code Page 936 has a single-byte euro sign at 0x80buf[n++] = 0x80;}else {const ret = onError(i, str);if (ret === -1) {break;}if (ret > 0xFF) {buf[n++] = ret;buf[n++] = ret >> 8;} else {buf[n++] = ret;}}}return buf.subarray(0, n)}},/*** Construct a table with table[i] as the length of the longest prefix of the substring 0..i* @param {Array<number>} arr* @returns {Array<number>}*/longest_prefix: function(arr) {// create a table of size equal to the length of `str`// table[i] will store the prefix of the longest prefix of the substring str[0..i]let table = new Array(arr.length);let maxPrefix = 0;// the longest prefix of the substring str[0] has lengthtable[0] = 0;// for the substrings the following substrings, we have two casesfor (let i = 1; i < arr.length; i++) {// case 1. the current character doesn't match the last character of the longest prefixwhile (maxPrefix > 0 && arr[i] !== arr[maxPrefix]) {// if that is the case, we have to backtrack, and try find a character  that will be equal to the current character// if we reach 0, then we couldn't find a chractermaxPrefix = table[maxPrefix - 1];}// case 2. The last character of the longest prefix matches the current character in `str`if (arr[maxPrefix] === arr[i]) {// if that is the case, we know that the longest prefix at position i has one more character.// for example consider `-` be any character not contained in the set [a-c]// str = abc----abc// consider `i` to be the last character `c` in `str`// maxPrefix = will be 2 (the first `c` in `str`)// maxPrefix now will be 3maxPrefix++;// so the max prefix for table[9] is 3}table[i] = maxPrefix;}return table;},// 用于取得一次列表中所有迭代器的值getAllValus: function(iterators) {if (iterators.length === 0) {return [true, []];}let values = [];for (let iterator of iterators) {let {value, done} = iterator.next();if (done) {return [true, []];}values.push(value);}return [false, values];},/*** 使用过时的execCommand复制文字* @param {string} text*/oldCopy: function(text) {document.oncopy = function(event) {event.clipboardData.setData('text/plain', text);event.preventDefault();};document.execCommand('Copy', false, null);},b64ToUint6: function(nChr) {return nChr > 64 && nChr < 91 ?nChr - 65: nChr > 96 && nChr < 123 ?nChr - 71: nChr > 47 && nChr < 58 ?nChr + 4: nChr === 43 ?62: nChr === 47 ?63:0;},/*** 元素选择器* @param {string} selector 选择器* @returns {Array<HTMLElement>} 元素列表*/$: function(selector) {const self = this?.querySelectorAll ? this : document;return [...self.querySelectorAll(selector)];},/*** 安全元素选择器，直到元素存在时才返回元素列表，最多等待5秒* @param {string} selector 选择器* @returns {Promise<Array<HTMLElement>>} 元素列表*/$$: async function(selector) {const self = this?.querySelectorAll ? this : document;for (let i = 0; i < 10; i++) {let elems = [...self.querySelectorAll(selector)];if (elems.length > 0) {return elems;}await new Promise(r => setTimeout(r, 500));}throw Error(`"${selector}" not found in 5s`);},/*** 将2个及以上的空白字符（除了换行符）替换成一个空格* @param {string} text* @returns {string}*/stripBlanks: function(text) {return text.replace(/([^\r\n])(\s{2,})(?=[^\r\n])/g, "$1 ").replace(/\n{2,}/, "\n");},/*** 复制属性(含访问器)到 target* @param {Object} target* @param  {...Object} sources* @returns*/superAssign: function(target, ...sources) {sources.forEach(source =>Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)));return target;},makeCRC32: function() {function makeCRCTable() {let c;let crcTable = [];for(var n =0; n < 256; n++){c = n;for(var k =0; k < 8; k++){c = ((c&1) ? (0xEDB88320 ^ (c >>> 1)) : (c >>> 1));}crcTable[n] = c;}return crcTable;}const crcTable = makeCRCTable();/*** @param {string} str* @returns {number}*/return function(str) {let crc = 0 ^ (-1);for (var i = 0; i < str.length; i++ ) {crc = (crc >>> 8) ^ crcTable[(crc ^ str.charCodeAt(i)) & 0xFF];}return (crc ^ (-1)) >>> 0;};}};const box = `<div class="wk-box"><section class="btns-sec"><p class="logo_tit">Wenku Doc Downloader</p><button class="btn-1">展开文档 😈</button><button class="btn-2">空按钮 2</button><button class="btn-3">空按钮 3</button><button class="btn-4">空按钮 4</button><button class="btn-5">空按钮 5</button></section><p class="wk-fold-btn unfold"></p></div>`;const style = `<style class="wk-style">.wk-fold-btn {position: fixed;left: 151px;top: 36%;user-select: none;font-size: large;z-index: 1001;}.wk-fold-btn::after {content: "🐵";}.wk-fold-btn.folded {left: 20px;}.wk-fold-btn.folded::after {content: "🙈";}.wk-box {position: fixed;width: 154px;left: 10px;top: 32%;z-index: 1000;}.btns-sec {background: #E7F1FF;border: 2px solid #1676FF;padding: 0px 0px 10px 0px;font-weight: 600;border-radius: 2px;font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB','Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif, 'Apple Color Emoji','Segoe UI Emoji', 'Segoe UI Symbol';}.btns-sec.folded {display: none;}.logo_tit {width: 100%;background: #1676FF;text-align: center;font-size: 12px;color: #E7F1FF;line-height: 40px;height: 40px;margin: 0 0 16px 0;}.btn-1 {display: block;width: 128px;height: 28px;background: linear-gradient(180deg, #00E7F7 0%, #FEB800 0.01%, #FF8700 100%);border-radius: 4px;color: #fff;font-size: 12px;border: none;outline: none;margin: 8px auto;font-weight: bold;cursor: pointer;opacity: .9;}.btn-2 {display: none;width: 128px;height: 28px;background: #07C160;border-radius: 4px;color: #fff;font-size: 12px;border: none;outline: none;margin: 8px auto;font-weight: bold;cursor: pointer;opacity: .9;}.btn-3 {display: none;width: 128px;height: 28px;background: #FA5151;border-radius: 4px;color: #fff;font-size: 12px;border: none;outline: none;margin: 8px auto;font-weight: bold;cursor: pointer;opacity: .9;}.btn-4 {display: none;width: 128px;height: 28px;background: #1676FF;border-radius: 4px;color: #fff;font-size: 12px;border: none;outline: none;margin: 8px auto;font-weight: bold;cursor: pointer;opacity: .9;}.btn-5 {display: none;width: 128px;height: 28px;background: #ff6600;border-radius: 4px;color: #fff;font-size: 12px;border: none;outline: none;margin: 8px auto;font-weight: bold;cursor: pointer;opacity: .9;}.btns-sec button:hover {opacity: 0.8;}.btns-sec button:active{opacity: 1;}.btns-sec button[disabled] {cursor: not-allowed;opacity: 1;filter: grayscale(1);}.wk-popup-container {height: 100vh;width: 100vw;display: flex;flex-direction: column;justify-content: space-around;z-index: 999;background: 0 0;}.wk-popup-head {font-size: 1.5em;margin-bottom: 12px}.wk-card {background: #fff;background-image: linear-gradient(48deg, #fff 0, #e5efe9 100%);border-top-right-radius: 16px;border-bottom-left-radius: 16px;box-shadow: -20px 20px 35px 1px rgba(10, 49, 86, .18);display: flex;flex-direction: column;padding: 32px;margin: 0;max-width: 400px;width: 100%}.content-wrapper {font-size: 1.1em;margin-bottom: 44px}.content-wrapper:last-child {margin-bottom: 0}.wk-button {align-items: center;background: #e5efe9;border: 1px solid #5a72b5;border-radius: 4px;color: #121943;cursor: pointer;display: flex;font-size: 1em;font-weight: 700;height: 40px;justify-content: center;width: 150px}.wk-button:focus {border: 2px solid transparent;box-shadow: 0 0 0 2px #121943;outline: solid 4px transparent}.link {color: #121943}.link:focus {box-shadow: 0 0 0 2px #121943}.input-wrapper {display: flex;flex-direction: column}.input-wrapper .label {align-items: baseline;display: flex;font-weight: 700;justify-content: space-between;margin-bottom: 8px}.input-wrapper .optional {color: #5a72b5;font-size: .9em}.input-wrapper .input {border: 1px solid #5a72b5;border-radius: 4px;height: 40px;padding: 8px}.modal-header {align-items: baseline;display: flex;justify-content: space-between}.close {background: 0 0;border: none;cursor: pointer;display: flex;height: 16px;text-decoration: none;width: 16px}.close svg {width: 16px}.modal-wrapper {background: rgba(0, 0, 0, .7);}#wk-popup {opacity: 0;transition: opacity .25s ease-in-out;display: none;flex-direction: row;justify-content: space-around;}#wk-popup:target {opacity: 1;display: flex;}#wk-popup:target .modal-body {opacity: 1;transform: translateY(1);}#wk-popup .modal-body {max-width: 500px;opacity: 0;transform: translateY(-3vh);transition: opacity .25s ease-in-out;width: 100%;z-index: 1}.outside-trigger {bottom: 0;cursor: default;left: 0;position: fixed;right: 0;top: 0;}</style>`;const popup = `<div class="wk-popup-container"><div class='modal-wrapper' id='wk-popup'><div class='modal-body wk-card'><div class='modal-header'><h2 class='wk-popup-head'>下载进度条</h2><a href='#!' role='wk-button' class='close' aria-label='close this modal'><svg viewBox='0 0 24 24'><pathd='M24 20.188l-8.315-8.209 8.2-8.282-3.697-3.697-8.212 8.318-8.31-8.203-3.666 3.666 8.321 8.24-8.206 8.313 3.666 3.666 8.237-8.318 8.285 8.203z'></path></svg></a></div><p class='wk-popup-body'>正在初始化内容...</p></div><a href='#!' class='outside-trigger'></a></div></div>`;globalThis.wk$ = base.$;globalThis.wk$$ = base.$$;const utils = {Socket: base.Socket,PDF_LIB_URL: "https://cdn.staticfile.org/pdf-lib/1.17.1/pdf-lib.min.js",encode_to_gbk: base.init_gbk_encoder(),print: function(...args) {const time = new Date().toTimeString().slice(0, 8);console.info(`[wk ${time}]`, ...args);},/*** 字节串转b64字符串* @param {Uint8Array} bytes* @returns {Promise<string>}*/bytes_to_b64: function(bytes) {return new Promise((resolve, reject) => {const reader = new FileReader();reader.onerror = () => reject(new Error("转换失败", { cause: bytes }));reader.onloadend = () => resolve(reader.r###lt.split(",")[1]);reader.readAsDataURL(new Blob([bytes]));});},/*** 以指定原因弹窗提示并抛出错误* @param {string} reason*/raise: function(reason) {alert(reason);throw new Error(reason);},/*** 将错误定位转为可读的字符串* @param {Error} err* @returns {string}*/get_stack: function(err) {let stack = `${err.stack}`;const matches = stack.matchAll(/at .+?( [(].+[)])/g);for (const group of matches) {stack = stack.replace(group[1], "");}return stack.trim();},/*** 合并多个PDF* @param {Array<ArrayBuffer | Uint8Array>} pdfs* @param {Function} loop_fn* @param {Window} win* @returns {Promise<Uint8Array>}*/join_pdfs: async function(pdfs, loop_fn=null, win=null) {const _win = win || window;if (!_win.PDFLib) {await this.load_web_script(this.PDF_LIB_URL);}const combined = await PDFLib.PDFDocument.create();for (const [i, buffer] of this.enumerate(pdfs)) {const pdf = await PDFLib.PDFDocument.load(buffer);const pages = await combined.copyPages(pdf, pdf.getPageIndices());for (const page of pages) {combined.addPage(page);}if (loop_fn) {// 如有，则使用自定义钩子函数loop_fn();} else {// 否则使用旧版 popupthis.update_popup(`已经合并 ${i + 1} 组`);}}return await combined.save();},/*** raise an error for status which is not in [200, 299]* @param {Response} response*/raise_for_status(response) {if (!response.ok) {throw new Error(`Fetch Error with status code: ${response.status}`);}},/*** 计算 str 的 CRC32 摘要(number)* @param {string} str* @returns {number}*/crc32: base.makeCRC32(),/*** 返回函数参数定义* @param {Function} fn* @param {boolean} print 是否打印到控制台，默认 true* @returns {string | undefined}*/help: function(fn, print=true) {if (!(fn instanceof Function))throw new Error(`fn must be a function`);const_fn = fn.__func__ || fn,ARROW_ARG = /^([^(]+?)=>/,FN_ARGS = /^[^(]*\(\s*([^)]*)\)/m,STRIP_COMMENTS = /((\/\/.*$)|(\/\*[\s\S]*?\*\/))/mg,fn_text = Function.prototype.toString.call(_fn).replace(STRIP_COMMENTS, ''),args = fn_text.match(ARROW_ARG) || fn_text.match(FN_ARGS),// 如果自带 doc，优先使用，否则使用源码doc = fn.__doc__ ? fn.__doc__ : args[0];if (!print) return base.stripBlanks(doc);const color = (window.matchMedia &&window.matchMedia('(prefers-color-scheme: dark)').matches) ;console.log("%c" + doc, `color: ${color}; font: small italic`);},/*** 字节数组转十六进制字符串* @param {Uint8Array} arr* @returns {string}*/hex_bytes: function(arr) {return Array.from(arr).map(byte => byte.toString(16).padStart(2, "0")).join("");},/*** 取得对象类型* @param {*} obj* @returns {string} class*/classof: function(obj) {return Object.prototype.toString.call(obj).slice(8, -1);},/*** 随机改变字体颜色、大小、粗细* @param {HTMLElement} elem*/emphasize_text: function(elem) {const rand = Math.random;elem.style.cssText = `font-weight: ${200 + parseInt(700 * rand())};font-size: ${(1 + rand()).toFixed(1)}em;color: hsl(${parseInt(360 * rand())}, ${parseInt(40 + 60 * rand())}%, ${parseInt(60 * rand())}%);background-color: yellow;`;},/*** 等待直到 DOM 节点停止变化* @param {HTMLElement} elem 监听节点* @param {number} timeout 超时毫秒数* @returns {Promise<MutationObserver>} observer*/until_stop: async function(elem, timeout=2000) {// 创建用于共享的监听器let observer;// 创建超时 Promiseconst timeout_promise = new Promise((_, reject) => {setTimeout(() => {// 停止监听、释放资源observer.disconnect();const error = new Error(`Timeout Error occured on listening DOM mutation (max ${timeout}ms)`,{ cause: elem });reject(error);}, timeout);});// 开始元素节点变动监听return Promise.race([new Promise(resolve => {// 创建监听器observer = new MutationObserver((_, observer) => {// DOM 变动结束后终止监听、释放资源observer.disconnect();// 返回监听器resolve(observer);});// 开始监听目标节点observer.observe(elem, {subtree: true,childList: true,attributes: true});}),timeout_promise,]).catch(error => {if (`${error}`.includes("Timeout Error")) {return observer;}console.error(error);throw error;});},/*** Find all the patterns that matches in a given string `str`* this algorithm is based on the Knuth–Morris–Pratt algorithm. Its beauty consists in that it performs the matching in O(n)* @param {Array<number>} arr* @param {Array<number>} sub_arr* @returns {Array<number>}*/kmp_matching: function(arr, sub_arr) {// find the prefix table in O(n)let prefixes = base.longest_prefix(sub_arr);let matches = [];// `j` is the index in `P`let j = 0;// `i` is the index in `S`let i = 0;while (i < arr.length) {// Case 1.  S[i] == P[j] so we move to the next index in `S` and `P`if (arr[i] === sub_arr[j]) {i++;j++;}// Case 2.  `j` is equal to the length of `P`// that means that we reached the end of `P` and thus we found a matchif (j === sub_arr.length) {matches.push(i - j);// Next we have to update `j` because we want to save some time// instead of updating to j = 0 , we can jump to the last character of the longest prefix well known so far.// j-1 means the last character of `P` because j is actually `P.length`// e.g.// S =  a b a b d e// P = `a b`a b// we will jump to `a b` and we will compare d and a in the next iteration// a b a b `d` e//     a b `a` bj = prefixes[j - 1];}// Case 3.// S[i] != P[j] There's a mismatch!else if (arr[i] !== sub_arr[j]) {// if we have found at least a character in common, do the same thing as in case 2if (j !== 0) {j = prefixes[j - 1];} else {// otherwise, j = 0, and we can move to the next character S[i+1]i++;}}}return matches;},/*** 用文件头切断文件集合体* @param {Uint8Array} bytes* @param {Uint8Array} head 默认 null，即使用 data 前 8 字节* @returns {Array<Uint8Array>}*/split_files_by_head: function(bytes, head=null) {const sub = bytes.subarray || bytes.slice;head = head || sub.call(bytes, 0, 8);const indexes = this.kmp_matching(bytes, head);const size = indexes.length;indexes.push(bytes.length);const parts = new Array(size);for (let i = 0; i < size; i++) {parts[i] = sub.call(bytes, indexes[i], indexes[i+1]);}// 返回结果数组return parts;},/*** 函数装饰器：仅执行一次 func*/once: function(fn) {let used = false;return function() {if (!used) {used = true;return fn();}}},/*** 返回一个包含计数器的迭代器, 其每次迭代值为 [index, value]* @param {Iterable} iterable* @returns*/enumerate: function* (iterable) {let i = 0;for (let value of iterable) {yield [i, value];i++;}},/*** 同步的迭代若干可迭代对象* @param  {...Iterable} iterables* @returns*/zip: function* (...iterables) {// 强制转为迭代器let iterators = iterables.map(iterable => iterable[Symbol.iterator]());// 逐次迭代while (true) {const [done, values] = base.getAllValus(iterators);if (done) {return;}if (values.length === 1) {yield values[0];} else {yield values;}}},/*** 返回指定范围整数生成器* @param {number} end 如果只提供 end, 则返回 [0, end)* @param {number} end2 如果同时提供 end2, 则返回 [end, end2)* @param {number} step 步长, 可以为负数，不能为 0* @returns*/range: function*(end, end2=null, step=1) {// 参数合法性校验if (step === 0) {throw new RangeError("step can't be zero");}const len = end2 - end;if (end2 && len && step && (len * step < 0)) {throw new RangeError(`[${end}, ${end2}) with step ${step} is invalid`);}// 生成范围end2 = end2 === null ? 0 : end2;let [small, big] = [end, end2].sort((a, b) => a - b);// 开始迭代if (step > 0) {for (let i = small; i < big; i += step) {yield i;}} else {for (let i = big; i > small; i += step) {yield i;}}    },/*** 获取整个文档的全部css样式* @returns {string} css text*/get_all_styles: function() {let styles = [];for (let sheet of document.styleSheets) {let rules;try {rules = sheet.cssRules;} catch(e) {if (!(e instanceof DOMException)) {console.error(e);}continue;}for (let rule of rules) {styles.push(rule.cssText);}}return styles.join("\n\n");},/*** 复制text到剪贴板* @param {string} text* @returns*/copy_text: function(text) {// 输出到控制台和剪贴板console.log(text.length > 20 ?text.slice(0, 21) + "..." : text);if (!navigator.clipboard) {base.oldCopy(text);return;}navigator.clipboard.writeText(text).catch(_ => base.oldCopy(text));},/*** 复制媒体到剪贴板* @param {Blob} blob*/copy: async function(blob) {const data = [new ClipboardItem({ [blob.type]: blob })];try {await navigator.clipboard.write(data);console.log(`${blob.type} 成功复制到剪贴板`);} catch (err) {console.error(err.name, err.message);}},/*** 创建并下载文件* @param {string} file_name 文件名* @param {ArrayBuffer | ArrayBufferView | Blob | string} content 内容* @param {string} type 媒体类型，需要符合 MIME 标准*/save: function(file_name, content, type="") {if (!type && (content instanceof Blob)) {type = content.type;}let blob = null;if (content instanceof Array) {blob = new Blob(content, { type });} else {blob = new Blob([content], { type });}const size = parseInt((blob.size / ####).toFixed(0)).toLocaleString();console.log(`blob saved, size: ${size} KB, type: ${blob.type}`, blob);const url = URL.createObjectURL(blob);const a = document.createElement("a");a.download = file_name || "未命名文件";a.href = url;a.click();URL.revokeObjectURL(url);},/*** 显示/隐藏按钮区*/toggle_box: function() {let sec = wk$(".wk-box")[0];if (sec.style.display === "none") {sec.style.display = "block";return;}sec.style.display = "none";},/*** 异步地睡眠 delay 毫秒, 可选 max_delay 控制波动范围* @param {number} delay 等待毫秒* @param {number} max_delay 最大等待毫秒, 默认为null* @returns*/sleep: async function(delay, max_delay=null) {max_delay = max_delay === null ? delay : max_delay;delay = delay + (max_delay - delay) * Math.random();return new Promise(resolve => setTimeout(resolve, delay));},/*** 允许打印页面*/allow_print: function() {const style = document.createElement("style");style.innerHTML = `@media print {body { display: block; }}`;document.head.append(style);},/*** 取得get参数key对应的value* @param {string} key* @returns {string} value*/get_param: function(key) {return new URL(location.href).searchParams.get(key);},/*** 求main_set去除cut_set后的set* @param {Iterable} main_set* @param {Iterable} cut_set* @returns 差集*/diff: function(main_set, cut_set) {const _diff = new Set(main_set);for (let elem of cut_set) {_diff.delete(elem);}return _diff;},/*** 增强按钮（默认为蓝色按钮：展开文档）的点击效果* @param {string} i 按钮序号*/enhance_click: async function(i) {let btn = this.btn(i);const style = btn.getAttribute("style") || "";// 变黑缩小btn.setAttribute("style",style + "color: black; font-weight: normal;");await utils.sleep(500);btn = this.btn(i);// 复原加粗btn.setAttribute("style", style);},/*** 绑定事件处理函数到指定按钮，返回实际添加的事件处理函数* @param {(event: PointerEvent) => Promise<void>} listener click监听器* @param {number} i 按钮序号* @param {string} new_text 按钮的新文本，为null则不替换* @returns {Function} 事件处理函数*/onclick: function(listener, i, new_text=null) {const btn = this.btn(i);// 如果需要，替换按钮内文本if (new_text) {btn.textContent = new_text;}// 绑定事件，添加到页面上/*** @param {PointerEvent} event*/async function wrapped_listener(event) {const btn = event.target;const text = btn.textContent;btn.disabled = true;try {await listener.call(btn, event);} catch(err) {console.error(err);}btn.disabled = false;btn.textContent = text;}btn.onclick = wrapped_listener;return wrapped_listener;},/*** 返回第 index 个按钮引用* @param {number} i* @returns {HTMLButtonElement}*/btn: function(i) {return wk$(`.wk-box [class="btn-${i}"]`)[0];},/*** 强制隐藏元素* @param {string | Array<HTMLElement>} selector_or_elems*/force_hide: function(selector_or_elems) {const cls = "force-hide";const elems = selector_or_elems instanceof Array ?selector_or_elems : wk$(selector_or_elems);elems.forEach(elem => {elem.classList.add(cls);});// 判断css样式是否已经存在let style = wk$(`style.${cls}`)[0];// 如果已经存在，则无须重复创建if (style) {return;}// 否则创建style = document.createElement("style");style.innerHTML = `style.${cls} {visibility: hidden !important;display: none !important;}`;document.head.append(style);},/*** 等待直到元素可见。最多等待5秒。* @param {HTMLElement} elem 一个元素* @returns {Promise<HTMLElement>} elem*/until_visible: async function(elem) {let [max, i] = [25, 0];let style = getComputedStyle(elem);// 如果不可见就等待0.2秒/轮while (i <= max &&(style.display === "none" ||style.visibility !== "hidden")) {i++;style = getComputedStyle(elem);await this.sleep(200);}return elem;},/*** 等待直到函数返回true* @param {Function} isReady 判断条件达成与否的函数* @param {number} timeout 最大等待秒数, 默认5000毫秒*/wait_until: async function(isReady, timeout=5000) {const gap = 200;let chances = parseInt(timeout / gap);chances = chances < 1 ? 1 : chances;while (! await isReady()) {await this.sleep(200);chances -= 1;if (!chances) {break;}}},/*** 隐藏按钮，打印页面，显示按钮*/print_page: function() {// 隐藏按钮，然后打印页面this.toggle_box();setTimeout(window.print, 500);setTimeout(this.toggle_box, 1000);},/*** 切换按钮显示/隐藏状态* @param {number} i 按钮序号* @returns 按钮元素的引用*/toggle_btn: function(i) {const btn = this.btn(i);const display = getComputedStyle(btn).display;if (display === "none") {btn.style.display = "block";} else {btn.style.display = "none";}return btn;},/*** 用input框跳转到对应页码* @param {HTMLInputElement} input 当前页码* @param {string | number} page_num 目标页码* @param {string} type 键盘事件类型："keyup" | "keypress" | "keydown"*/to_page: function(input, page_num, type) {// 设置跳转页码为目标页码input.value = `${page_num}`;// 模拟回车事件来跳转const enter = new KeyboardEvent(type, {bubbles: true,cancelable: true,keyCode: 13});input.dispatchEvent(enter);},/*** 判断给定的url是否与当前页面同源* @param {string} url* @returns {boolean}*/is_same_origin: function(url) {url = new URL(url);if (url.protocol === "data:") {return true;}if (location.protocol === url.protocol&& location.host === url.host&& location.port === url.port) {return true;}return false;},/*** 在新标签页打开链接，如果提供文件名则下载* @param {string} url* @param {string} fname 下载文件的名称，默认为空，代表不下载*/open_in_new_tab: function(url, fname="") {const a = document.createElement("a");a.href = url;a.target = "_blank";if (fname && this.is_same_origin(url)) {a.download = fname;}a.click();},/*** 用try移除元素* @param {HTMLElement | string} elem_or_selector*/remove: function(elem_or_selector) {try {const cls = this.classof(elem_or_selector);if (cls === "String") {wk$(elem_or_selector).forEach(elem => elem.remove());}else if (cls.endsWith("Element")) {elem_or_selector.remove();}} catch (e) {console.error(e);}},/*** 用try移除若干元素* @param {Iterable<HTMLElement>} elements 要移除的元素列表*/remove_multi: function(elements) {for (const elem of elements) {this.remove(elem);}},/*** 等待全部任务落定后返回值的列表* @param {Array<Promise>} tasks* @returns {Promise<Array>}*/gather: async function(tasks) {const r###lts = await Promise.allSettled(tasks);const values = [];for (const r###lt of r###lts) {// 期约成功解决且返回值不为空的才有效if (r###lt.status === "fulfilled"&& !([NaN, null, undefined].includes(r###lt.value))) {values.push(r###lt.value);}}return values;},/*** html元素列表转为canvas列表* @param {Array<HTMLElement>} elements* @returns {Promise<Array<HTMLCanvasElement>>}*/elems_to_canvases: async function(elements) {if (!globalThis.html2canvas) {await this.load_web_script("https://cdn.staticfile.org/html2canvas/1.4.1/html2canvas.min.js");}// 如果是空列表, 则抛出异常if (elements.length === 0) {throw new Error("htmlToCanvases 未得到任何html元素");}return this.gather(elements.map(html2canvas));},/*** 将html元素转为canvas再合并到pdf中，最后下载pdf* @param {Array<HTMLElement>} elements 元素列表* @param {string} title 文档标题*/elems_to_pdf: async function(elements, title="文档") {// 如果是空元素列表，终止函数const canvases = await this.elems_to_canvases(elements);// 控制台检查结果console.log("生成的canvas元素如下：");console.log(canvases);// 合并为PDFthis.imgs_to_pdf(canvases, title);},/*** 使用xhr异步GET请求目标url，返回响应体blob* @param {string} url* @returns {Promise<Blob>} blob*/xhr_get_blob: async function(url) {const xhr = new XMLHttpRequest();xhr.open("GET", url);xhr.responseType = "blob";return new Promise((resolve, reject) => {xhr.onload = () => {const code = xhr.status;if (code >= 200 && code <= 299) {resolve(xhr.response);}else {reject(new Error(`Network Error: ${code}`));}};xhr.send();});},/*** 加载CDN脚本* @param {string} url*/load_web_script: async function(url) {try {const resp = await fetch(url);const code = await resp.text();Function(code)();} catch(e) {console.error(e);// 嵌入<script>方式return new Promise(resolve => {const script = document.createElement("script");script.src = url;script.onload = resolve;document.body.append(script);});}},/*** b64编码字符串转Uint8Array* @param {string} sBase64 b64编码的字符串* @param {number} nBlockSize 字节数* @returns {Uint8Array} arr*/b64_to_bytes: function(sBase64, nBlockSize=1) {constsB64Enc = sBase64.replace(/[^A-Za-z0-9\+\/]/g, ""), nInLen = sB64Enc.length,nOutLen = nBlockSize ? Math.ceil((nInLen * 3 + 1 >>> 2) / nBlockSize) * nBlockSize : nInLen * 3 + 1 >>> 2, aBytes = new Uint8Array(nOutLen);for (var nMod3, nMod4, nUint24 = 0, nOutIdx = 0, nInIdx = 0; nInIdx < nInLen; nInIdx++) {nMod4 = nInIdx & 3;nUint24 |= base.b64ToUint6(sB64Enc.charCodeAt(nInIdx)) << 18 - 6 * nMod4;if (nMod4 === 3 || nInLen - nInIdx === 1) {for (nMod3 = 0; nMod3 < 3 && nOutIdx < nOutLen; nMod3++, nOutIdx++) {aBytes[nOutIdx] = nUint24 >>> (16 >>> nMod3 & 24) & 255;}nUint24 = 0;}}return aBytes;},/*** canvas转blob* @param {HTMLCanvasElement} canvas* @param {string} type* @returns {Promise<Blob>}*/canvas_to_blob: function(canvas, type="image/png") {return new Promise(resolve => canvas.toBlob(resolve, type, 1));},/*** 合并blobs到压缩包，然后下载* @param {Iterable<Blob>} blobs* @param {string} base_name 文件名通用部分，如 page-1.jpg 中的 page* @param {string} ext 扩展名，如 jpg* @param {string} zip_name 压缩包名称* @param {boolean} download 是否下载，可选，默认true，如果不下载则返回压缩包对象* @returns {"Promise<JSZip | null>"}*/blobs_to_zip: async function(blobs, base_name, ext, zip_name, download=true) {const zip = new window.JSZip();// 归档for (const [i, blob] of this.enumerate(blobs)) {zip.file(`${base_name}-${i+1}.${ext}`, blob, { binary: true });}// 导出if (!download) {return zip;}const zip_blob = await zip.generateAsync({ type: "blob" });console.log(zip_blob);this.save(`${zip_name}.zip`, zip_blob);return null;},/*** 存储所有canvas图形为png到一个压缩包* @param {Iterable<HTMLCanvasElement>} canvases canvas元素列表* @param {string} title 文档标题*/canvases_to_zip: async function(canvases, title) {// canvas元素转为png图像// 所有png合并为一个zip压缩包const tasks = [];for (let canvas of canvases) {tasks.push(this.canvas_to_blob(canvas));}const blobs = await this.gather(tasks);this.blobs_to_zip(blobs, "page", "png", title);},/*** 合并图像并导出PDF* @param {Iterable<HTMLCanvasElement | Uint8Array | HTMLImageElement>} imgs 图像元素列表* @param {string} title 文档标题* @param {number} width (可选)页面宽度 默认 0* @param {number} height (可选)页面高度 默认 0* @param {boolean} blob (可选)是否返回 blob 默认 false*/imgs_to_pdf: async function(imgs, title, width = 0, height = 0, blob=false) {imgs = Array.from(imgs);if (imgs.length === 0) {this.raise("没有任何图像用于合并为PDF");}// 先获取第一个canvas用于判断竖向还是横向，以及得到页面长宽const first = imgs[0];// 如果没有手动指定canvas的长宽，则自动检测if (!width && !height) {// 如果是字节数组if (first instanceof Uint8Array) {const cover = await createImageBitmap(new Blob([first]));[width, height] = [cover.width, cover.height];// 如果是画布或图像元素} else if (first instanceof HTMLCanvasElement ||first instanceof HTMLImageElement) {if (first.width && parseInt(first.width) && parseInt(first.height)) {[width, height] = [first.width, first.height];} else {constwidth_str = first.style.width.replace(/(px)|(rem)|(em)/, ""),height_str = first.style.height.replace(/(px)|(rem)|(em)/, "");width = parseInt(width_str);height = parseInt(height_str);}} else {// 其他未知类型throw TypeError("不能处理的画布元素类型：" + this.classof(first));}}console.log(`canvas数据：宽: ${width}px，高: ${height}px`);// 如果文档第一页的宽比长更大，则landscape，否则portraitconst orientation = width > height ? 'l' : 'p';// jsPDF的第三个参数为format，当自定义时，参数为数字数组。const pdf = new jspdf.jsPDF(orientation, 'px', [height, width]);const last = imgs.pop();const self = this;// 保存每一页文档到每一页pdfimgs.forEach((canvas, i) => {pdf.addImage(canvas, 'png', 0, 0, width, height);pdf.addPage();self?.update_popup(`PDF 已经绘制 ${i + 1} 页`);});// 添加尾页pdf.addImage(last, 'png', 0, 0, width, height);// 导出文件if (blob) {return pdf.output("blob");}pdf.save(`${title}.pdf`);},/*** imageBitMap转canvas* @param {ImageBitmap} bmp* @returns {HTMLCanvasElement} canvas*/bmp_to_canvas: function(bmp) {const canvas = document.createElement("canvas");canvas.height = bmp.height;canvas.width = bmp.width;const ctx = canvas.getContext("bitmaprenderer");ctx.transferFromImageBitmap(bmp);return canvas;},/*** 导出图片链接* @param {Iterable<string>} urls*/save_urls: function(urls) {const _urls = Array.from(urls).map((url) => {const _url = url.trim();if (url.startsWith("//"))return "https:" + _url;return _url;}).filter(url => url);this.save("urls.csv", _urls.join("\n"), "text/csv");},/*** 图片blobs合并并导出为单个PDF* @param {Array<Blob>} blobs* @param {string} title (可选)文档名称, 不含后缀, 默认为"文档"* @param {boolean} filter (可选)是否过滤 type 不以 "image/" 开头的 blob; 默认为 true* @param {boolean} blob (可选)是否返回 blob，默认 false*/img_blobs_to_pdf: async function(blobs, title="文档", filter=true, blob=false) {// 格式转换：img blob -> bmplet tasks = blobs;if (filter) {tasks = blobs.filter(blob => blob.type.startsWith("image/"));}tasks = await this.gather(tasks.map(blob => blob.arrayBuffer()));tasks = tasks.map(buffer => new Uint8Array(buffer));// 导出PDFreturn this.imgs_to_pdf(tasks, title, 0, 0, blob);},/*** 下载可以简单直接请求的图片，合并到 PDF 并导出* @param {Iterable<string>} urls 图片链接列表* @param {string} title 文档名称* @param {number} min_num 如果成功获取的图片数量 < min_num, 则等待 2 秒后重试; 默认 0 不重试* @param {boolean} clear 是否在请求完成后清理控制台输出，默认false* @param {boolean} blobs 是否返回二进制图片列表，默认 false（即直接导出PDF）*/img_urls_to_pdf: async function(urls, title, min_num=0, clear=false, blobs=false) {// 强制转换为迭代器类型urls = urls[Symbol.iterator]();const first = urls.next().value;// 如果不符合同源策略，在打开新标签页if (!this.is_same_origin(first)) {console.info("URL 不符合同源策略；转为新标签页打开目标网站");this.open_in_new_tab((new URL(first)).origin);return;}let tasks, img_blobs, i = 3;// 根据请求成功数量判断是否循环do {i -= 1;// 发起请求tasks = [this.xhr_get_blob(first)];  // 初始化时加入第一个// 然后加入剩余的for (const [j, url] of this.enumerate(urls)) {tasks.push(this.xhr_get_blob(url));this.update_popup(`已经请求 ${j} 张图片`);}// 接收响应img_blobs = (await this.gather(tasks)).filter(blob => blob.type.startsWith("image/"));if (clear) {console.clear();}if (min_num&& img_blobs.length < min_num&& i) {// 下轮行动前冷却console.log(`打盹 2 秒`);await utils.sleep(2000);} else {// 结束循环break;}} while (true)if (blobs) return img_blobs;await this.img_blobs_to_pdf(img_blobs, title, false);},/*** 返回子串个数* @param {string} str* @param {string} sub*/count_sub_str: function(str, sub) {return [...str.matchAll(sub)].length;},/*** 返回按钮区引用* @returns*/sec: function() {const sec = wk$(".wk-box .btns-sec")[0];if (!sec) throw new Error("wk 按钮区找不到");return sec;},_monkey: function() {const mky = wk$(".wk-box .wk-fold-btn")[0];if (!mky) throw new Error("wk 小猴子找不到");return mky;},/*** 折叠按钮区，返回是否转换了状态*/fold_box: function() {const sec = this.sec();const mky = this._monkey();const display = getComputedStyle(sec).display;if (display !== "block") return false;// 显示 -> 隐藏[sec, mky].forEach(elem => elem.classList.add("folded"));return true;},/*** 展开按钮区，返回是否转换了状态*/unfold_box: function() {const sec = this.sec();const mky = this._monkey();const display = getComputedStyle(sec).display;if (display === "block") return false;// 隐藏 -> 显示// 显示 -> 隐藏[sec, mky].forEach(elem => elem.classList.remove("folded"));return true;},/*** 运行基于按钮的、显示进度条的函数* @param {number} i 按钮序号* @param {Function} task 需要等待的耗时函数*/run_with_prog: async function(i, task) {const btn = utils.btn(i);let new_btn;if (!wk$("#wk-popup")[0]) {this.add_popup();}this.fold_box();this.toID("wk-popup");new_btn = btn.cloneNode(true);btn.replaceWith(new_btn);this.onclick(() => utils.toID("wk-popup"), i, "显示进度");try {await task();} catch(e) {console.error(e);}this.toID("");this.unfold_box();this.remove_popup();new_btn.replaceWith(btn);},/*** 创建5个按钮：展开文档、导出图片、导出PDF、未设定4、未设定5；除第1个外默认均为隐藏*/create_btns: function() {// 添加样式document.head.insertAdjacentHTML("beforeend", style);// 添加按钮区document.body.insertAdjacentHTML("beforeend", box);// 绑定小猴子按钮回调const monkey = wk$(".wk-fold-btn")[0];// 隐藏【🙈】，展开【🐵】monkey.onclick = () => this.fold_box() || this.unfold_box();},/*** 添加弹窗到 body, 通过 utils.toID("wk-popup") 激发*/add_popup: function() {document.body.insertAdjacentHTML("beforeend", popup);},/*** 设置弹窗正文* @param {string} text*/update_popup: function(text) {const body = wk$(".wk-popup-body")[0];if (!body) return;body.textContent = text;},/*** 移除弹窗*/remove_popup: function() {this.remove(wk$(".wk-popup-container")[0]);},/*** 滚动页面到id位置的元素处* @param {string} id*/toID: function(id) {location.hash = `#${id}`;}};/*** ---------------------------------------------------------------------* 绑定使用 this 的函数到 utils，使其均成为绑定方法* ---------------------------------------------------------------------*//*** 确保特定外部脚本加载的装饰器* @param {string} global_obj_name* @param {string} cdn_url* @param {Function} func* @returns*/function ensure_script_existed(global_obj_name, cdn_url, func) {async function inner(...args) {if (!window[global_obj_name]) {// 根据需要加载依赖await utils.load_web_script(cdn_url);}return func(...args);}// 存储参数定义base.superAssign(inner, func);return inner;}/*** 确保引用外部依赖的函数都在调用前加载了依赖*/for (const prop of Object.keys(utils)) {// 跳过非函数if (!(typeof utils[prop] === "function")&& !`${utils[prop]}`.startsWith("class")) {continue;}// 绑定this到utilsif (/ this[.[][a-z_]/.test(`${utils[prop]}`)) {// 存储参数定义const doc = utils.help(utils[prop], false);// 绑死this，同时提供 __func__ 来取回原先的函数const fn = utils[prop];utils[prop] = utils[prop].bind(utils);utils[prop].__func__ = fn;// 重设参数定义utils[prop].__doc__ = doc;}// 设定 __doc__ 为访问器属性const doc_box = [utils.help(utils[prop], false)];Object.defineProperty(utils[prop], "__doc__", {configurable: true,enumerable: true,get() { return doc_box.join("\n"); },set(new_doc) { doc_box.push(new_doc); },});// 为有外部依赖的函数做包装let obj, url;const name = prop.toLowerCase();if (name.includes("_to_zip")) {obj = "JSZip";url = "https://cdn.staticfile.org/jszip/3.7.1/jszip.min.js";} else if (name.includes("_to_pdf")) {obj = "jspdf";url = "https://cdn.staticfile.org/jspdf/2.5.1/jspdf.umd.min.js";} else {continue;}utils[prop] = ensure_script_existed(obj, url, utils[prop]);}/*** ---------------------------------------------------------------------* 为 utils 部分函数绑定更详细的说明* ---------------------------------------------------------------------*/utils.b64_to_bytes.__doc__ = `/*** b64编码字符串转Uint8Array* @param {string} sBase64 b64编码的字符串* @param {number} nBlockSize 字节数* @returns {Uint8Array} arr*/`;utils.blobs_to_zip.__doc__ = `/*** 合并blobs到压缩包，然后下载* @param {Iterable<Blob>} blobs* @param {string} base_name 文件名通用部分，如 image-1.jpg 中的 image* @param {string} ext 扩展名，如 jpg* @param {string} zip_name 压缩包名称*/`;utils.imgs_to_pdf.__doc__ = `/*** 合并图像并导出PDF* @param {Iterable<HTMLCanvasElement | Uint8Array | HTMLImageElement>} imgs 图像元素列表* @param {string} title 文档标题* @param {number} width (可选)页面宽度 默认 0* @param {number} height (可选)页面高度 默认 0* @param {boolean} blob (可选)是否返回 blob 默认 false*/`;utils.img_urls_to_pdf.__doc__ = `/*** 下载可以简单直接请求的图片，合并到 PDF 并导出* @param {Iterable<string>} urls 图片链接列表* @param {string} title 文档名称* @param {number} min_num 如果成功获取的图片数量 < min_num, 则等待 2 秒后重试; 默认 0 不重试* @param {boolean} clear 是否在请求完成后清理控制台输出，默认false*/`;utils.img_blobs_to_pdf.__doc__ = `/*** 图片blobs合并并导出为单个PDF* @param {Array<Blob>} blobs* @param {string} title (可选)文档名称, 不含后缀, 默认为"文档"* @param {boolean} filter (可选)是否过滤 type 不以 "image/" 开头的 blob; 默认为 true* @param {boolean} blob (可选)是否返回 blob*/`;/*** ---------------------------------------------------------------------* 绑定 utils 成员到 wk$，允许外部轻松调用* ---------------------------------------------------------------------*/base.superAssign(wk$, utils);console.info("wk: `wk$` 已经挂载到全局");/*** 展开道客巴巴的文档*/async function readAllDoc88() {// 获取“继续阅读”按钮let continue_btn = wk$("#continueButton")[0];// 如果存在“继续阅读”按钮if (continue_btn) {// 跳转到文末（等同于展开全文）let cur_page = wk$("#pageNumInput")[0];// 取得最大页码let page_max = cur_page.parentElement.textContent.replace(" / ", "");// 跳转到尾页utils.to_page(cur_page, page_max, "keypress");// 返回顶部await utils.sleep(1000);utils.to_page(cur_page, "1", "keypress");}// 文档展开后，显示按钮else {for (const i of utils.range(1, 6)) {utils.toggle_btn(i);}}}/*** 隐藏选择文字的弹窗*/async function hideSelectPopup() {constelem = (await wk$$("#left-menu"))[0],hide = elem => elem.style.zIndex = -1;return utils.until_visible(elem).then(hide);}/*** 初始化任务*/async function initService() {// 初始化console.log("正在执行初始化任务");// 1. 查找复制文字可能的api名称const prop = getCopyAPIValue();globalThis.doc88JS._apis = Object.getOwnPropertyNames(prop).filter(name => {if (!name.startsWith("_")) {return false;}if (prop[name] === "") {return true;}});// 2. 隐藏选中文字的提示框await hideSelectPopup();// 3. 隐藏搜索框// hideSearchBox();// 4. 移除vip复制弹窗// hideCopyPopup();}/*** 取得 doc88JS.copy_api 所指向属性的值* @returns*/function getCopyAPIValue() {let aim = globalThis;for (let name of globalThis.doc88JS.copy_api) {aim = aim[name];}return aim;}/*** 返回选中的文字* @returns {string}*/function getSelectedText() {// 首次复制文字，需要先找出apiif (globalThis.doc88JS.copy_api.length === 3) {// 拼接出路径，得到属性let prop = getCopyAPIValue();  // 此时是属性，尚未取得值// 查询值for (let name of globalThis.doc88JS._apis) {let value = prop[name];// 值从空字符串变为非空字符串了，确认是目标api名称if (typeof value === 'string'&& value.length > 0&& !value.match(/\d/)  // 开头不能是数字，因为可能是 '1-179-195' 这种值) {globalThis.doc88JS.copy_api.push(name);break;}}}return getCopyAPIValue();}/*** 输出选中的文字到剪贴板和控制台，返回是否复制了文档* @returns {boolean} doc_is_copied*/function copySelected() {// 尚未选中文字if (getComputedStyle(wk$("#left-menu")[0]).display === "none") {console.log("尚未选中文字");return false;}// 输出到控制台和剪贴板utils.copy_text(getSelectedText());return true;}/*** 捕获 ctrl + c 以复制文字* @param {KeyboardEvent} e* @returns*/function onCtrlC(e) {// 判断是否为 ctrl + cif (!(e.code === "KeyC" && e.ctrlKey === true)) {return;}// 判断触发间隔let now = Date.now();// 距离上次小于0.5秒if (now - doc88JS.last_copy_time < 500 * 1) {doc88JS.last_copy_time = now;return;}// 大于1秒// 刷新最近一次触发时间doc88JS.last_copy_time = now;// 复制文字copySelected();// if (!copySelected()) return;// 停止传播e.stopImmediatePropagation();e.stopPropagation();}/*** 浏览并加载所有页面*/async function walkThrough$2() {// 文档容器let container = wk$("#pageContainer")[0];container.style.display = "none";// 页码let page_num = wk$("#pageNumInput")[0];// 文末提示let tail = wk$("#readEndDiv > p")[0];let origin = tail.textContent;// 按钮wk$('.btns_section > [class*="btn-"]').forEach(elem => elem.style.display = "none");// 逐页渲染let total = parseInt(Config.p_pagecount);try {for (let i = 1; i <= total; i++) {// 前往页码GotoPage(i);await utils.wait_until(async() => {let page = wk$(`#page_${i}`)[0];// page无法选中说明有弹窗if (!page) {// 关闭弹窗，等待，然后递归wk$("#ym-window .DOC88Window_close")[0].click();await utils.sleep(500);walkThrough$2();throw new Error("walkThrough 递归完成，终止函数");}// canvas尚未绘制时width=300return page.width !== 300;});// 凸显页码utils.emphasize_text(page_num);tail.textContent = `请勿反复点击按钮，耐心等待页面渲染：${i}/${total}`;}} catch(e) {// 捕获退出信号，然后退出console.log(e);return;}// 恢复原本显示container.style.display = "";page_num.style = "";tail.textContent = origin;// 按钮wk$('.btns_section > [class*="btn-"]').forEach(elem => elem.style.display = "block");wk$(".btns_section > .btn-1")[0].style.display = "none";}/*** 道客巴巴文档下载策略*/async function doc88() {// 全局对象globalThis.doc88JS = {last_copy_time: 0,  // 上一次 ctrl + c 的时间戳（毫秒）copy_api: ["Core", "Annotation", "api"]};// 创建脚本启动按钮1、2utils.create_btns();// 绑定主函数let prepare = function() {// 获取canvas元素列表let node_list = wk$(".inner_page");// 获取文档标题let title;if (wk$(".doctopic h1")[0]) {title = wk$(".doctopic h1")[0].title;} else {title = "文档";}return [node_list, title];};// btn_1: 展开文档utils.onclick(readAllDoc88, 1);// // btn_2: 加载全部页面utils.onclick(walkThrough$2, 2, "加载所有页面");// btn_3: 导出PDFfunction imgsToPDF() {if (confirm("确定每页内容都加载完成了吗？")) {utils.run_with_prog(3, () => utils.imgs_to_pdf(...prepare()));}}    utils.onclick(imgsToPDF, 3, "导出图片到PDF");// btn_4: 导出ZIPutils.onclick(() => {if (confirm("确定每页内容都加载完成了吗？")) {utils.canvases_to_zip(...prepare());}}, 4, "导出图片到ZIP");// btn_5: 复制选中文字utils.onclick(btn => {if (!copySelected()) {btn.textContent = "未选中文字";} else {btn.textContent = "复制成功！";}}, 5, "复制选中文字");// 为 ctrl + c 添加响应window.addEventListener("keydown", onCtrlC, true);// 执行一次初始化任务window.addEventListener("mousedown", initService, { once: true, capture: true });}function get_title$1() {return document.title.slice(0,-6);}function save_canvases(type) {return () => {if (!wk$(".hkswf-content2 canvas").length) {alert("当前页面不适用此按钮");return;}if (confirm("页面加载完毕了吗？")) {const title = get_title$1();const canvases = wk$(".hkswf-content2 canvas");let data_to;switch (type) {case "pdf":data_to = utils.imgs_to_pdf;break;case "zip":data_to = utils.canvases_to_zip;break;default:data_to = () => utils.raise(`未知 type: ${type}`);break;}data_to(canvases, title);}}}function get_base_url() {// https://docimg1.docin.com/docinpic.jsp?file=2179420769&width=1000&sid=bZh4STs-f4NA88IA02INyapgA9Z5X3NN1sGo4WnpquIvk4CyflMk1Oxey1BsO1BG&pageno=2&pcimg=1return `https://docimg1.docin.com/docinpic.jsp?` +`file=` + location.pathname.match(/p-(\d+)[.]html/)[1] +`&width=1000&sid=` + window.readerConfig.flash_param_hzq +`&pcimg=1&pageno=`;}/*** 返回总页码* @returns {number}*/function get_page_num() {return parseInt(wk$(".page_num")[0].textContent.slice(1));}function init_save_imgs() {const iframe = document.createElement("iframe");iframe.src = "https://docimg1.docin.com/?wk=true";iframe.style.display = "none";let sock;/*** @param {MessageEvent} event*/function on_client_msg(event) {if (event.data.author !== "wk"|| event.data.action !== "finish") return;sock.notListen(on_client_msg);iframe.remove();utils.toggle_btn(1);utils.toggle_btn(3);}/*** @param {string} type "pdf" | "zip"*/return (type) => {return async function() {if (!wk$("[id*=img_] img").length) {alert("当前页面不适用此按钮");return;}utils.toggle_btn(1);utils.toggle_btn(3);document.body.append(iframe);await utils.sleep(500);sock = new utils.Socket(iframe.contentWindow);await sock.connect(false);sock.listen(on_client_msg);sock.talk({author: "wk",type,title: get_title$1(),base_url: get_base_url(),max: get_page_num()});}}}const save_imgs = init_save_imgs();async function walk_through() {// 隐藏按钮utils.toggle_btn(5);// 隐藏文档页面wk$("#contentcontainer")[0].setAttribute("style", "visibility: hidden;");const total = get_page_num();const input = wk$("#page_cur")[0];for (let i = 1; i <= total; i++) {utils.to_page(input, i, "keydown");await utils.wait_until(() => {const page = wk$(`#page_${i}`)[0];const contents = wk$.call(page, `.canvas_loaded, img`);return contents.length > 0;},5000);}// 显示文档页面wk$("#contentcontainer")[0].removeAttribute("style");}function main_page() {// 创建脚本启动按钮utils.create_btns();utils.onclick(save_imgs("pdf"), 1, "合并图片为PDF");utils.onclick(save_canvases("pdf"), 2, "合并画布为PDF");utils.toggle_btn(2);utils.onclick(save_imgs("zip"), 3, "打包图片到ZIP");utils.toggle_btn(3);utils.onclick(save_canvases("zip"), 4, "打包画布到ZIP");utils.toggle_btn(4);utils.onclick(walk_through, 5, "自动浏览页面");utils.toggle_btn(5);}function init_background() {const sock = new utils.Socket(window.top);/*** @param {MessageEvent} event*/async function on_server_msg(event) {if (event.data.author !== "wk") return;const { title, base_url, max, type } = event.data;const urls = Array.from(utils.range(1, max + 1)).map(i => (base_url + i));const imgs = await utils.img_urls_to_pdf(urls, title, 0, false, true);switch (type) {case "pdf":await utils.img_blobs_to_pdf(imgs, title);break;case "zip":const ext = imgs[0].type ? imgs[0].type.split("/")[1] : "png";await utils.blobs_to_zip(imgs, "page", ext, title);break;default:utils.raise(`未知 type: ${type}`);break;}sock.talk({author: "wk",action: "finish"});sock.notListen(on_server_msg);}return async function() {sock.listen(on_server_msg);await sock.connect(true);}}const background = init_background();/*** 豆丁文档下载策略*/function docin() {const host = location.hostname;switch (host) {case "jz.docin.com":case "www.docin.com":main_page();break;case "docimg1.docin.com":background();break;default:console.log(`未知域名: ${host}`);break;}}function jumpToHost() {// https://swf.ishare.down.sina.com.cn/1DrH4Qt2cvKd.jpg?ssig=DUf5x%2BXnKU&Expires=1673867307&KID=sina,ishare&range={}-{}let url = wk$(".data-detail img, .data-detail embed")[0].src;if (!url) {alert("找不到图片元素");return;}let url_obj = new URL(url);let path = url_obj.pathname.slice(1);let query = url_obj.search.slice(1).split("&range")[0];let title = document.title.split(" - ")[0];let target = `${url_obj.protocol}//${url_obj.host}?path=${path}&fname=${title}&${query}`;// https://swf.ishare.down.sina.com.cn/globalThis.open(target, "hostage");// 然后在跳板页面发起对图片的请求}/*** #问文库下载跳转策略*/function ishare() {// 创建按钮区utils.create_btns();// btn_1: 识别文档类型 -> 导出PDFutils.onclick(jumpToHost, 1, "到下载页面");// btn_2: 不支持#问办公utils.onclick(() => null, 2, "不支持#问办公");// utils.toggleBtnStatus(4);}/*** 返回包含对于数量svg元素的html元素* @param {string} data* @returns {HTMLDivElement} article*/function _createDiv(data) {let num = utils.count_sub_str(data, data.slice(0, 10));let article = document.createElement("div");article.id = "article";article.innerHTML = `<style class="wk-settings">body {margin: 0px;width: 100%;background-color: rgb(95,99,104);}#article {width: 100%;display: flex;flex-direction: row;justify-content: space-around;}#root-box {display: flex;flex-direction: column;background-color: white;padding: 0 2em;}.gap {height: 50px;width: 100%;background-color: transparent;}</style><div id="root-box">${`<object class="svg-box"></object><div class="gap"></div>`.repeat(num)}`;// 移除最后一个多出的gapArray.from(article.querySelectorAll(".gap")).at(-1).remove();return article;}function setGap(height) {let style = wk$(".wk-settings")[0].innerHTML;wk$(".wk-settings")[0].innerHTML = style.replace(/[.]gap.*?{.*?height:.+?;/s,`.gap { height: ${parseInt(height)}px;`);}function setGapGUI() {let now = getComputedStyle(wk$(".gap")[0]).height;let new_h = prompt(`当前间距：${now}\n请输入新间距：`);if (new_h) {setGap(new_h);}}function getSVGtext(data) {let div = document.createElement("div");div.innerHTML = data;return div.textContent;}function toDisplayMode1() {let content = globalThis["ishareJS"].content_1;if (!content) {content = globalThis["ishareJS"].text.replace(/\n{2,}/g, "<hr>").replace(/\n/g, "<br>").replace(/\s/g, "&nbsp;").replace(/([a-z])([A-Z])/g, "$1 $2");  // 英文简单分词globalThis["ishareJS"].content_1 = content;}wk$("#root-box")[0].innerHTML = content;}function toDisplayMode2() {let content = globalThis["ishareJS"].content_2;if (!content) {content = globalThis["ishareJS"].text.replace(/\n{2,}/g, "<hr>").replace(/\n/g, "").replace(/\s/g, "&nbsp;").replace(/([a-z])([A-Z])/g, "$1 $2").split("<hr>").map(paragraph => `<p>${paragraph}</p>`).join("");globalThis["ishareJS"].content_2 = content;wk$(".wk-settings")[0].innerHTML += `#root-box > p {text-indent: 2em;width: 40em;word-break: break-word;}`;}wk$("#root-box")[0].innerHTML = content;}function changeDisplayModeWrapper() {let flag = true;function inner() {if (flag) {toDisplayMode1();} else {toDisplayMode2();}flag = !flag;}return inner;}function handleSVGtext() {globalThis["ishareJS"].text = getSVGtext(globalThis["ishareJS"].data);let change = changeDisplayModeWrapper();utils.onclick(change, 4, "切换显示模式");utils.toggle_btn(2);utils.toggle_btn(3);utils.toggle_btn(4);change();}/*** 处理svg的url* @param {string} svg_url*/async function handleSVGurl(svg_url) {let resp = await fetch(svg_url);let data = await resp.text();globalThis["ishareJS"].data = data;let sep = data.slice(0, 10);let svg_texts = data.split(sep).slice(1).map(svg_text => sep + svg_text);console.log(`共 ${svg_texts.length} 张图片`);let article = _createDiv(data);let boxes = article.querySelectorAll(".svg-box");boxes.forEach((obj, i) => {let blob = new Blob([svg_texts[i]], {type: "image/svg+xml"});let url = URL.createObjectURL(blob);obj.data = url;URL.revokeObjectURL(blob);});let body = wk$("body")[0];body.innerHTML = "";body.appendChild(article);utils.create_btns();utils.onclick(utils.print_page, 1, "打印页面到PDF");utils.onclick(setGapGUI, 2, "重设页间距");utils.onclick(handleSVGtext, 3, "显示空白点我");utils.toggle_btn(2);utils.toggle_btn(3);}/*** 取得图片下载地址* @param {string} fname* @param {string} path* @returns*/function getImgUrl(fname, path) {if (!fname) {throw new Error("URL Param `fname` does not exist.");}return location.href.replace(/[?].+?&ssig/, "?ssig").replace("?", path + "?");}/*** 下载整个图片包* @param {string} img_url* @returns*/async function getData(img_url) {let resp = await fetch(img_url);// window.data = await resp.blob();// throw Error("stop");let buffer = await resp.arrayBuffer();return new Uint8Array(buffer);}/*** 分切图片包为若干图片* @param {Uint8Array} data 多张图片合集数据包* @returns {Array<Uint8Array>} 图片列表*/function parseData(data) {// 判断图像类型/拿到文件头let head = data.slice(0, 8);return utils.split_files_by_head(data, head);}/*** 图像Uint8数组列表合并然后导出PDF* @param {string} fname* @param {Array<Uint8Array>} img_data_list*/async function imgDataArrsToPDF(fname, img_data_list) {return utils.imgs_to_pdf(img_data_list,fname);}/**** @param {string} fname 文件名* @param {Array<Uint8Array>} img_data_list 数据列表*/async function saveAsZip(fname, img_data_list) {await utils.blobs_to_zip(img_data_list,"page","png",fname);}/*** 取得图片集合体并切分，如果是 SVG 则对应处理* @returns {Array<Uint8Array>} imgs*/async function getImgs() {let [fname, path] = [window.ishareJS.fname,window.ishareJS.path];let img_url = getImgUrl(fname, path);// 处理svgif (path.includes(".svg")) {document.title = fname;await handleSVGurl(img_url);return;}// 处理常规图像let data = await getData(img_url);let img_data_list = parseData(data);console.log(`共 ${img_data_list.length} 张图片`);window.ishareJS.imgs = img_data_list;// 下载完成，可以导出utils.onclick(exportPDF$3, 2, "下载并导出PDF");utils.toggle_btn(1);utils.toggle_btn(2);}async function exportPDF$3() {let args = [window.ishareJS.fname,window.ishareJS.imgs];try {await imgDataArrsToPDF(...args);} catch(e) {console.error(e);// 因 jsPDF 字符串拼接溢出导致的 Errorif (`${e}`.includes("RangeError: Invalid string length")) {// 提示失败alert("图片合并为 PDF 时失败，请尝试下载图片压缩包");// 备选方案：导出图片压缩包utils.onclick(() => saveAsZip(...args),3,"导出ZIP");utils.toggle_btn(3);  // 显示导出ZIP按钮utils.toggle_btn(2);  // 隐藏导出PDF按钮} else {throw e;}}}function showHints() {wk$("h1")[0].textContent = "wk 温馨提示";wk$("p")[0].innerHTML = ["下载 270 页的 PPT (70 MB) 需要约 30 秒","请耐心等待，无需反复点击按钮","如果很久没反应，请加 QQ 群反馈问题"].join("<br>");wk$("hr")[0].nextSibling.textContent = "403 Page Hostaged By Wenku Doc Downloader";}/*** #问文库下载策略*/async function ishareData() {// 全局对象globalThis["ishareJS"] = {data: "",imgs: [],text: "",content_1: "",content_2: "",fname: utils.get_param("fname"),path: utils.get_param("path")};// 显示提示showHints();// 创建按钮区utils.create_btns();// btn_1: 识别文档类型，处理SVG或下载数据utils.onclick(getImgs, 1, "下载数据");}/*** 提供提示信息*/function showTips$1() {const h2 = document.createElement("h2");h2.id = "wk-tips";document.body.append(h2);}/*** 更新文字到 h2 元素* @param {string} text*/function update(text) {wk$("#wk-tips")[0].textContent = text;}/*** 被动连接，取出数据，请求并分割图片，导出PDF*/function mainTask() {const sock = new utils.Socket(opener);sock.listen(async e => {if (e.data.wk && e.data.action) {update("图片下载中，请耐心等待...");const url = e.data.img_url;const resp = await fetch(url);update("图片下载完成，正在解析...");const buffer = await resp.arrayBuffer();const whole_data = new Uint8Array(buffer);update("图片解析完成，正在合并...");await utils.imgs_to_pdf(utils.split_files_by_head(whole_data),e.data.title);update("图片合并完成，正在导出 PDF...");}});sock.connect(true);}/*** #问文库图片下载策略v2* @returns*/function ishareData2() {showTips$1();if (!(window.opener && window.opener.window)) {update("wk: 抱歉，页面出错了");return;}mainTask();}function getPageNum() {// ' / 6 ' -> ' 6 'return parseInt(wk$("span.counts")[0].textContent.split("/")[1]);}function jumpToHostage() {const// '/fileroot/2019-9/23/73598bfa-6b91-4cbe-a548-9996f46653a2/73598bfa-6b91-4cbe-a548-9996f46653a21.gif'url = new URL(wk$("#pageflash_1 > img")[0].src),num = getPageNum(),// '七年级上册地理期末试卷精编.doc-得力文库'fname = document.title.slice(0, -5),path = url.pathname,tail = "1.gif";if (!path.endsWith(tail)) {throw new Error(`url尾部不为【${tail}】！path：【${path}】`);}const base_path = path.slice(0, -5);open(`${url.protocol}//${url.host}/?num=${num}&lmt=${lmt}&fname=${fname}&path=${base_path}`);}function deliwenku() {utils.create_btns();utils.onclick(jumpToHostage, 1, "到下载页面");}function showTips() {const body = `<style>h1 { color: black; }#main {margin: 1vw 5%;border-radius: 10%;}p { font-size: large; }.info {color: rgb(230,214,110);background: rgb(39,40,34);text-align: right;font-size: medium;padding: 1vw;border-radius: 4px;}</style><div id="main"><h1>wk: 跳板页面</h1><p>有时候点一次下载等半天没反应，就再试一次</p><p>如果试了 2 次还不行加 QQ 群反馈吧...</p><p>导出的 PDF 如果页面数量少于应有的，那么意味着免费页数就这么多，我也#莫能助</p><p>短时间连续使用导出按钮会导致 IP 被封禁</p><hr><div class="info">文档名称：${deliJS.fname}<br>原始文档页数：${deliJS.num}<br>最大免费页数：${deliJS.lmt}<br></div></div>`;document.title = utils.get_param("fname");    document.body.innerHTML = body;}/*** url生成器* @param {string} base_url* @param {number} num*/function* genURLs(base_url, num) {for (let i=1; i<=num; i++) {yield `${base_url}${i}.gif`;}}function genBaseURL(path) {return `${location.protocol}//${location.host}${path}`;}function parseParamsToDeliJS() {constbase_url = genBaseURL(utils.get_param("path")),fname = utils.get_param("fname"),num = parseInt(utils.get_param("num"));let lmt = parseInt(utils.get_param("lmt"));lmt = lmt > 3 ? lmt : 20;lmt = lmt > num ? num : lmt;window.deliJS = {base_url,num,fname,lmt};}async function exportPDF$2() {utils.toggle_btn(1);await utils.run_with_prog(1, () => utils.img_urls_to_pdf(genURLs(deliJS.base_url, deliJS.num),deliJS.fname,deliJS.lmt,true  // 请求完成后清理控制台));utils.toggle_btn(1);}/*** 得力文库跳板页面下载策略*/async function deliFile() {// 从URL解析文档参数parseParamsToDeliJS();// 显示提示showTips();// 创建按钮区utils.create_btns();// btn_1: 导出PDFutils.onclick(exportPDF$2, 1, "导出PDF");}function readAll360Doc() {// 展开文档document.querySelector(".article_showall a").click();// 隐藏按钮utils.toggle_btn(1);// 显示按钮utils.toggle_btn(2);utils.toggle_btn(3);utils.toggle_btn(4);}function saveText_360Doc() {// 捕获图片链接let images = wk$("#artContent img");let content = [];for (let i = 0; i < images.length; i++) {let src = images[i].src;content.push(`图${i+1}，链接：${src}`);}// 捕获文本let text = wk$("#artContent")[0].textContent;content.push(text);// 保存纯文本文档let title = wk$("#titiletext")[0].textContent;utils.save(`${title}.txt`, content.join("\n"));}/*** 使文档在页面上居中* @param {string} selector 文档容器的css选择器* @param {string} default_offset 文档部分向右偏移的百分比（0-59）* @returns 偏移值是否合法*/function centre(selector, default_offset) {const elem = wk$(selector)[0];const offset = prompt("请输入偏移百分位:", default_offset);// 如果输入的数字不在 0-59 内，提醒用户重新设置if (offset.length === 1 && offset.search(/[0-9]/) !== -1) {elem.style.marginLeft = offset + "%";return true;}if (offset.length === 2 && offset.search(/[1-5][0-9]/) !== -1) {elem.style.marginLeft = offset + "%";return true;}alert("请输入一个正整数，范围在0至59之间，用来使文档居中");return false;}function printPage360Doc() {if (!confirm("确定每页内容都加载完成了吗？")) {return;}// # 清理并打印360doc的文档页// ## 移除页面上无关的元素let selector = ".fontsize_bgcolor_controler, .atfixednav, .header, .a_right, .article_data, .prev_next, .str_border, .youlike, .new_plbox, .str_border, .ul-similar, #goTop2, #divtort, #divresaveunder, .bottom_controler, .floatqrcode";let elem_list = wk$(selector);let under_doc_1, under_doc_2;try {under_doc_1 = wk$("#bgchange p.clearboth")[0].nextElementSibling;under_doc_2 = wk$("#bgchange")[0].nextElementSibling.nextElementSibling;} catch (e) {}// 执行移除for (let elem of elem_list) {utils.remove(elem);}utils.remove(under_doc_1);utils.remove(under_doc_2);// 执行隐藏wk$("a[title]")[0].style.display = "none";// 使文档居中alert("建议使用:\n偏移量: 20\n缩放: 默认\n");if (!centre(".a_left", "20")) {return; // 如果输入非法，终止函数调用}// 隐藏按钮，然后打印页面utils.print_page();}/*** 阻止监听器生效* @param {Event} e*/function stopSpread(e) {e.stopImmediatePropagation();e.stopPropagation();}/*** 阻止捕获事件*/function stopCapturing() {["click", "mouseup"].forEach(type => {document.body.addEventListener(type, stopSpread, true);document["on" + type] = undefined;});["keypress", "keydown"].forEach(type => {window.addEventListener(type, stopSpread, true);window["on" + type] = undefined;});}/*** 重置图像链接和最大宽度* @param {Document} doc*/function resetImg(doc=document) {wk$.call(doc, "img").forEach(elem => {elem.style.maxWidth = "100%";for (let attr of elem.attributes) {if (attr.name.endsWith("-src")) {elem.setAttribute("src", attr.value);break;}}});}/*** 仅保留全屏文档*/function getFullScreen() {FullScreenObj.init();wk$("#artContent > p:nth-child(3)")[0]?.remove();let data = wk$("#artfullscreen__box_scr > table")[0].outerHTML;window.doc360JS = { data };let html_str = `<html><head></head><body style="display: flex; flex-direction: row; justify-content: space-around">${data}</body><html>`;wk$("html")[0].replaceWith(wk$("html")[0].cloneNode());wk$("html")[0].innerHTML = html_str;resetImg();}function cleanPage() {getFullScreen();stopCapturing();}/*** 360doc个人图书馆下载策略*/function doc360() {// 创建按钮区utils.create_btns();// btn_1: 展开文档utils.onclick(readAll360Doc, 1);// btn_2: 导出纯文本utils.onclick(saveText_360Doc, 2, "导出纯文本");// btn_3: 打印页面到PDFutils.onclick(printPage360Doc, 3, "打印页面到PDF");// btn_3: 清理页面utils.onclick(cleanPage, 4, "清理页面(推荐)");}async function getPDF() {if (!window.DEFAULT_URL) {alert("当前文档无法解析，请加 QQ 群反馈");return;}let title = document.title.split(" - ")[0] + ".pdf";let blob = await utils.xhr_get_blob(DEFAULT_URL);utils.save(title, blob);}function mbalib() {utils.create_btns();utils.onclick(getPDF, 1, "下载PDF");}/*** 判断是否进入预览模式* @returns Boolean*/function isInPreview() {let p_elem = wk$("#preview_tips")[0];if (p_elem && p_elem.style && p_elem.style.display === "none") {return true;}return false;}/*** 确保进入预览模式*/async function ensureInPreview() {while (!isInPreview()) {// 如果没有进入预览，则先进入if (typeof window.preview !== "function") {alert("脚本失效，请加 QQ 群反馈");throw new Error("preview 全局函数不存在");}await utils.sleep(500);preview();}}/*** 前往页码* @param {number} page_num*/function toPage(page_num) {// 先尝试官方接口，不行再用模拟的try {Viewer._GotoPage(page_num);} catch(e) {console.error(e);utils.to_page(wk$("#pageNumInput")[0],page_num,"keydown");}}/*** 展开全文预览，当展开完成后再次调用时，返回true* @returns*/async function walkThrough$1() {// 隐藏页面wk$("#pageContainer")[0].style.display = "none";// 逐页加载let lmt = window.dugenJS.lmt;for (let i of utils.range(1, lmt + 1)) {toPage(i);await utils.wait_until(() => wk$(`#outer_page_${i}`)[0].style.width.endsWith("px"));}// 恢复显示wk$("#pageContainer")[0].style.display = "";console.log(`共 ${lmt} 页加载完毕`);}/*** 返回当前未加载页面的页码* @returns not_loaded*/function getNotloadedPages() {// 已经取得的页码let pages = document.querySelectorAll("[id*=pageflash_]");let loaded = new Set();pages.forEach((page) => {let id = page.id.split("_")[1];id = parseInt(id);loaded.add(id);});// 未取得的页码let not_loaded = [];for (let i of utils.range(1, window.dugenJS.lmt + 1)) {if (!loaded.has(i)) {not_loaded.push(i);}}return not_loaded;}/*** 取得全部文档页面的链接，返回urls；如果有页面未加载，则返回null* @returns*/function getImgUrls() {let pages = wk$("[id*=pageflash_]");// 尚未浏览完全部页面，返回falseif (pages.length < window.dugenJS.lmt) {let hints = ["尚未加载完全部页面","以下页面需要浏览并加载：",getNotloadedPages().join(",")];alert(hints.join("\n"));return [false, []];}// 浏览完全部页面，返回urlsreturn [true, pages.map(page => page.querySelector("img").src)];}function exportImgUrls() {let [ok, urls] = getImgUrls();if (!ok) {return;}utils.save("urls.csv", urls.join("\n"));}function exportPDF$1() {let [ok, urls] = getImgUrls();if (!ok) {return;}let title = document.title.split("－")[0];return utils.run_with_prog(3, () => utils.img_urls_to_pdf(urls, title));}/*** dugen文档下载策略*/async function dugen() {await ensureInPreview();// 全局对象window.dugenJS = {lmt: window.lmt ? window.lmt : 20};// 创建按钮区utils.create_btns();// 绑定监听器// 按钮1：展开文档utils.onclick(walkThrough$1, 1, "加载可预览页面");// 按钮2：导出图片链接utils.onclick(exportImgUrls, 2, "导出图片链接");utils.toggle_btn(2);// 按钮3：导出PDFutils.onclick(exportPDF$1, 3, "导出PDF");utils.toggle_btn(3);}// 域名级全局常量const img_tasks = [];/*** 取得文档类型* @returns {String} 文档类型str*/function getDocType() {const// ["icon", "icon-format", "icon-format-doc"]elem = wk$(".title .icon.icon-format")[0],// "icon-format-doc"cls = elem.classList[2];return cls.split("-")[2];}/*** 判断文档类型是否为type_list其中之一* @returns 是否为type*/function isTypeof(type_list) {const type = getDocType();if (type_list.includes(type)) {return true;}return false;}/*** 判断文档类型是否为PPT* @returns 是否为PPT*/function is_ppt() {return isTypeof(["ppt", "pptx"]);}/*** 判断文档类型是否为Excel* @returns 是否为Excel*/function is_excel() {return isTypeof(["xls", "xlsm", "xlsx"]);}/*** 取得未加载页面的页码* @returns {Array} not_loaded 未加载页码列表*/function getNotLoaded() {const loaded = wk$("[data-id] img[src]").map(img => parseInt(img.closest("[data-id]").getAttribute("data-id")));return Array.from(utils.diff(utils.range(1, window.book118JS.page_counts + 1),loaded));}/*** 取得全部文档页的url* @returns [<是否全部加载>, <urls列表>, <未加载页码列表>]*/function getUrls() {const urls = wk$("[data-id] img[src]").map(img => img.src);// 如果所有页面加载完毕if (urls.length === book118JS.page_counts) {return [true, urls, []];}// 否则收集未加载页面的urlreturn [false, urls, getNotLoaded()];}/*** 展开全文*/async function walkThrough() {// 遍历期间隐藏按钮区utils.toggle_box();// 取得总页码// preview.getPage()// {current: 10, actual: 38, preview: 38, remain: 14}const { preview: all } = preview.getPage();for (let i = 1; i <= all; i++) {// 逐页加载preview.jump(i);await utils.wait_until(() => wk$(`[data-id="${i}"] img`)[0].src, 1000);}console.log("遍历完成");utils.toggle_box();}/*** btn_2: 导出图片链接*/function wantUrls() {let [flag, urls, escaped] = getUrls();// 页面都加载完毕，下载urlsif (!flag) {// 没有加载完，提示出未加载好的页码const hint = ["仍有页面没有加载","请浏览并加载如下页面","是否继续导出图片链接？","[" + escaped.join(",") + "]"].join("\n");// 终止导出if (!confirm(hint)) {return}}utils.save("urls.csv", urls.join("\n"));}/*** 打开PPT预览页面*/async function open_iframe() {wk$(".front a")[0].click();const iframes = await wk$$("iframe.preview-iframe");window.open(iframes[0].src);}/*** 取得最大页码* @returns {number} 最大页码*/function getPageCounts$1() {return window?.preview?.getPage()?.preview || NaN;}/*** 原创力文档(非PPT或Excel)下载策略*/async function common_doc() {await utils.wait_until(() => !!wk$(".counts")[0]);// 创建全局对象window.book118JS = {doc_type: getDocType(),page_counts: getPageCounts$1()};// 处理非PPT文档// 创建按钮组utils.create_btns();// 绑定监听器到按钮// 按钮1：加载全文utils.onclick(walkThrough, 1, "加载全文");// 按钮2：导出图片链接utils.onclick(wantUrls, 2, "导出图片链接");utils.toggle_btn(2);}/*** @returns {string}*/function table_to_tsv() {return wk$("table").map(table => {// 剔除空表和行号表const len = table.rows.length;if (len > 1000 || len === 1) {return "";}// 遍历行return [...table.rows].map(row => {// 遍历列（单元格）return [...row.cells].map(cell => {// 判断单元格是否存储图片const img = cell.querySelector("img");if (img) {// 如果是图片，保存图片链接return img.src;}// 否则保存单元格文本return cell.textContent.trim().replace(/\n/g, "  ").replace(/\t/g, "    ");}).join("\t");}).join("\n").trim();}).join("\n\n---\n\n");}/*** 下载当前表格内容，保存为csv（utf-8编码）*/function wantEXCEL() {const tsv = table_to_tsv();const bytes = utils.encode_to_gbk(tsv);const fname = "原创力表格.tsv";utils.save(fname, bytes);}/*** 在Excel预览页面给出操作提示*/function help$1() {const hint = ["【导出表格到TSV】只能导出当前 sheet","如果有多张 sheet 请在每个 sheet 上用按钮分别导出 TSV","TSV 文件请用记事本或 Excel 打开","TSV 不能存储图片，所以用图片链接代替","或使用此脚本复制表格到剪贴板：","https://greasyfork.org/zh-CN/scripts/469550",];alert(hint.join("\n"));}/*** 原创力文档(EXCEL)下载策略*/function excel() {// 创建按钮区utils.create_btns();// 绑定监听器到按钮utils.onclick(wantEXCEL, 1, "导出表格到TSV");utils.onclick(help$1, 2, "使用说明");// 显示按钮utils.toggle_btn(2);}/*** ------------------------------ PPT 策略 ---------------------------------*//*** 返回当前页码* @returns {number}*/function cur_page_num() {return parseInt(wk$("#PageIndex")[0].textContent);}function add_page() {const view = wk$("#view")[0];view.setAttribute("style", "");const i = cur_page_num() - 1;const cur_view = wk$(`#view${i}`)[0];img_tasks.push(html2canvas(cur_view));utils.btn(1).textContent = `截图: ${img_tasks.length}`;}function reset_tasks() {img_tasks.splice(0);utils.btn(1).textContent = `截图: 0`;}function canvas_to_blob(canvas) {return utils.canvas_to_blob(canvas);}async function export_imgs_as_pdf() {alert("正在合并截图，请耐心等待");utils.toggle_btn(3);try {const imgs = await utils.gather(img_tasks);const blobs = await utils.gather(imgs.map(canvas_to_blob));if (!blobs.length) {alert("你尚未截取任何页面！");} else {await utils.img_blobs_to_pdf(blobs, "原创力幻灯片");}} catch(err) {console.error(err);}utils.toggle_btn(3);}function ppt() {utils.create_btns();const btn1 = utils.btn(1);btn1.onclick = add_page;btn1.textContent = "截图当前页面";utils.onclick(reset_tasks, 2, "清空截图");utils.onclick(export_imgs_as_pdf, 3, "合并为PDF");utils.toggle_btn(2);utils.toggle_btn(3);}/*** 原创力文档下载策略*/function book118() {const host = window.location.hostname;if (host === 'max.book118.com') {if (is_excel()) {utils.create_btns();utils.onclick(open_iframe, 1, "访问EXCEL");} else if (is_ppt()) {utils.create_btns();utils.onclick(open_iframe, 1, "访问PPT");} else {common_doc();}} else if (wk$("#ppt")[0]) {if (window.top !== window) return;ppt();} else if (wk$(`[src*="excel.min.js"]`)[0]) {excel();} else {console.log(`wk: Unknown host: ${host}`);}}// test url: https://openstd.samr.###.cn/bzgk/gb/newGbInfo?hcno=E86BBCE32DA8E67F3DA04ED98F2465DB/*** 绘制0x0的bmp, 作为请求失败时返回的page* @returns {Promise<ImageBitmap>} blank_page*/async function blankBMP() {let canvas = document.createElement("canvas");[canvas.width, canvas.height] = [0, 0];return createImageBitmap(canvas);}/*** resp导出bmp* @param {string} page_url* @param {Promise<Response> | ImageBitmap} pms_or_bmp* @returns {Promise<ImageBitmap>} page*/async function respToPage(page_url, pms_or_bmp) {let center = globalThis.gb688JS;// 此时是bmpif (pms_or_bmp instanceof ImageBitmap) {return pms_or_bmp;}// 第一次下载, 且无人处理if (!center.pages_status.get(page_url)) {// 处理中, 设为占用center.pages_status.set(page_url, 1);// 处理let resp;try {resp = await pms_or_bmp;} catch(err) {console.log("下载页面失败");console.error(err);return blankBMP();}let page_blob = await resp.blob();let page = await createImageBitmap(page_blob);center.pages.set(page_url, page);// 处理结束, 设为释放center.pages_status.set(page_url, 0);return page;}// 有人正在下载且出于处理中while (center.pages_status.get(page_url)) {await utils.sleep(500);}return center.pages.get(page_url);}/*** 获得PNG页面* @param {string} page_url* @returns {Promise<ImageBitmap>} bmp*/async function getPage(page_url) {// 如果下载过, 直接返回缓存let pages = globalThis.gb688JS.pages;if (pages.has(page_url)) {return respToPage(page_url, pages.get(page_url));}// 如果从未下载过, 就下载let resp = fetch(page_url, {"headers": {"accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8","accept-language": "zh-CN,zh;q=0.9,en;q=0.8","proxy-connection": "keep-alive"},"referrer": location.href,"referrerPolicy": "strict-origin-when-cross-origin","body": null,"method": "GET","mode": "cors","credentials": "include"});pages.set(page_url, resp);return respToPage(page_url, resp);}/*** 返回文档页div的裁切和粘贴位置信息: [[cut_x, cut_y, paste_x%, paset_y%],...]* @param {HTMLDivElement} page_div 文档页元素* @returns {Array<Array<number>>} positions*/function getPostions(page_div) {let positions = [];Array.from(page_div.children).forEach(span => {// 'pdfImg-3-8' -> {left: 30%; top: 80%;}let paste_pos = span.className.split("-").slice(1).map(v => parseInt(v) / 10);// '-600px 0px' -> [600, 0]let cut_pos = span.style.backgroundPosition.split(" ").map(v => Math.abs(parseInt(v)));positions.push([...cut_pos, ...paste_pos]);});return positions;}/*** 取得文档页的图像url* @param {HTMLDivElement} page_div* @returns {string} url*/function getPageURL(page_div) {// 拿到目标图像urllet path = location.pathname.split("/").slice(0, -1).join("/");let prefix = location.origin + path + "/";let url = page_div.getAttribute("bg");if (!url) {// 'url("viewGbImg?fileName=VS72l67k0jw5g3j0vErP8DTsnWvk5QsqnNLLxaEtX%2FM%3D")'url = page_div.children[0].style.backgroundImage.split('"')[1];}return prefix + url;}/*** 下载目标图像并拆解重绘, 返回canvas* @param {number} i 第 i 页 (从0开始)* @param {HTMLDivElement} page_div* @returns {Promise<Array>} [页码, Canvas]*/async function getAndDrawPage(i, page_div) {// 拿到目标图像let url = getPageURL(page_div);let page = await getPage(url);// 绘制空白A4纸背景const [page_w, page_h] = [parseInt(page_div.style.width),parseInt(page_div.style.height)];let bg = document.createElement("canvas");bg.width = page_w;  // 注意canvas作为取景框的大小bg.height = page_h;  // 如果不设置等于一个很小的取景框(300x300)let bg_ctx = bg.getContext("2d");bg_ctx.fillStyle = "white";bg_ctx.fillRect(0, 0, page_w, page_h);// 逐个区块剪切取出并粘贴const [part_w, part_h] = [page_w / 10, page_h / 10];getPostions(page_div).forEach(pos => {bg_ctx.drawImage(page,  // image sourcepos[0],  // source xpos[1],  // source ypart_w,  // source widthpart_h,  // source heightpos[2] * page_w,  // destination x = left: x%pos[3] * page_h,  // destination y = top: y%part_w,  // destination widthpart_h  // destination height);});// });return [i, bg];}/*** 页面批量请求、裁剪重绘, 合成PDF并下载*/async function turnPagesToPDF() {// 渲染每页const tasks = wk$("#viewer .page").map((page_div, i) => getAndDrawPage(i, page_div));// 等待每页渲染完成后，排序const r###lts = await utils.gather(tasks);r###lts.sort((prev, next) => prev[0] - next[0]);// 合并为PDF并导出return utils.imgs_to_pdf(r###lts.map(item => item[1]),// '在线预览|GB 14023-2022'document.title.split("|")[1]);}/*** 提示预估下载耗时，然后下载*/function hintThenDownload$1() {// '/93'let page_num = parseInt(wk$("#numPages")[0].textContent.slice(1));let estimate = Math.ceil(page_num / 3);alert(`页数: ${page_num}，预计花费: ${estimate}秒；如遇网络异常可能更久\n请勿反复点击按钮；如果无法导出请 QQ 群反馈`);turnPagesToPDF();}/*** gb688文档下载策略*/async function gb688() {// 创建全局对象globalThis.gb688JS = {pages: new Map(),  // {url: bmp}pages_status: new Map()  // {url: 0或1} 0释放, 1占用};// 创建按钮区utils.create_btns();// 绑定监听器// 按钮1：导出PDFutils.onclick(hintThenDownload$1, 1, "导出PDF");}function getPageCounts() {// " / 39"const counts_str = wk$(".counts")[0].textContent.split("/")[1];const counts = parseInt(counts_str);return counts > 20 ? 20 : counts;}/*** 返回图片基础路径* @returns {string} base_url*/function getImgBaseURL() {return wk$("#dp")[0].value;}function* genImgURLs$1() {let counts = getPageCounts();let base_url = getImgBaseURL();for (let i = 1; i <= counts; i++) {yield base_url + `${i}.gif`;}}/*** 下载图片，转为canvas，合并为PDF并下载* @returns {Promise<void>}*/function fetchThenExportPDF() {// db2092-2014-河北特种设备使用安全管理规范_安全文库网safewk.comlet title = document.title.split("_")[0];return utils.img_urls_to_pdf(genImgURLs$1(), title);}/*** 提示预估下载耗时，然后下载*/function hintThenDownload() {let hint = ["只能导出可预览的页面(最多20页)","请勿短时间反复点击按钮，导出用时大约不到 10 秒","点完后很久没动静请至 QQ 群反馈"];alert(hint.join("\n"));return utils.run_with_prog(1, fetchThenExportPDF);}/*** safewk文档下载策略*/async function safewk() {// 创建按钮区utils.create_btns();// 绑定监听器// 按钮1：导出PDFutils.onclick(hintThenDownload, 1, "导出PDF");}/*** 跳转到页码* @param {string | number} num*/function _to_page(num) {if (window.WebPreview&& WebPreview.Page&& WebPreview.Page.jump) {WebPreview.Page.jump(parseInt(num));} else {console.error("window.WebPreview.Page.jump doesn't exist");}}/*** 跳转页码GUI版*/function to_page() {let num = prompt("请输入要跳转的页码")?.trim();if (/^[0-9]+$/.test(num)) {_to_page(num);} else {console.log(`输入值 [${num}] 不是合法整数`);}}function capture_urls() {if (!confirm("只能导出已经预览页面的链接，是否继续？")) return;let imgs = wk$("[data-id] img");if (imgs.length === 0) {imgs = wk$("img[data-page]");}console.log(imgs);const urls = imgs.map(img => {const src = img.dataset.src || img.src;if (!src) return;return src.startsWith("//") ? "https:" + src : src});const lacked = [];const existed = urls.filter((url, i) => {if (url) return true;lacked.push(i + 1);});utils.save_urls(existed);alert(`已经浏览的页面中有 ${lacked.length} 页图片尚未加载，` +`已经从结果中剔除。\n它们的页码是：\n${lacked}`);}function* genImgURLs() {const params = window?.previewParams;if (!params) throw new Error("接口为空: window.previewParams");let i = -4;constbase = "https://openapi.renrendoc.com/preview/getPreview?",query = {temp_view: 0,jsoncallback: "a",callback: "b",encrypt: params.encrypt,doc_id: params.doc_id,get _() { return Date.now() },get start() { return i += 5; },};while (true) {const keys = Reflect.ownKeys(query);yield base + keys.map(key => `${key}=${query[key]}`).join("&");}}async function _fetch_preview_urls() {letis_empty = true,switch_counts = 0,previews = [];for (const [i, url] of utils.enumerate(genImgURLs())) {const resp = await fetch(url);utils.raise_for_status(resp);const raw_data = await resp.text(),data = raw_data.slice(2, -1),img_urls = JSON.parse(data).data?.preview_list?.map(pair => pair.url);if (!img_urls) break;previews = previews.concat(...img_urls);utils.update_popup(`已经请求 ${i + 1} 组图片链接`);if (is_empty !== (img_urls.length ? false : true)) {is_empty = !is_empty;switch_counts++;}if (switch_counts === 2) break;await utils.sleep(1000);}constparams = window.previewParams,free = params.freepage || 20,base = params.pre || wk$(".page img")[0].src.slice(0, -5),free_urls = Array.from(utils.range(1, free + 1)).map(n => `${base}${n}.gif`);const urls = free_urls.concat(...previews);utils.save_urls(urls);}function fetch_preview_urls() {return utils.run_with_prog(3, _fetch_preview_urls);}function help() {alert("【捕获】和【请求】图片链接的区别：\n" +" - 【捕获】是从当前已经加载的文档页中提取图片链接\n" +" - 【请求】是使用官方接口直接下载图片链接\n" +" - 【捕获】使用麻烦，但是稳定\n" +" - 【请求】使用简单，速度快，但可能失效");}/*** 人人文档下载策略*/async function renrendoc() {utils.create_btns();utils.onclick(to_page, 1, "跳转到页码");utils.onclick(capture_urls, 2, "捕获图片链接");utils.onclick(fetch_preview_urls, 3, "请求图片链接");utils.onclick(help, 4, "使用说明");utils.toggle_btn(2);utils.toggle_btn(3);utils.toggle_btn(4);}/*** 取得全部图片连接* @returns {Array<string>}*/function get_img_urls() {const src = wk$("#page1 img")[0]?.src;// 适用于图片类型if (src) {const path = src.split("?")[0].split("/").slice(3, -1).join("/");const origin = new URL(location.href).origin;const urls = window.htmlConfig.fliphtml5_pages.map(obj => {const fname = obj.n[0].split("?")[0].split("/").at(-1);return `${origin}/${path}/${fname}`;});const unique = [...new Set(urls)];window.img_urls = unique;return unique;}// 适用于其他类型const relative_path = wk$(".side-image img")[0].getAttribute("src").split("?")[0];// ../files/large/const relative_dir = relative_path.split("/").slice(0, -1).join("/") + "/";const base = location.href;const urls = window.htmlConfig.fliphtml5_pages.map(obj => {// "../files/large/d8b6c26f987104455efb3ec5addca7c9.jpg"const path = relative_dir + obj.n[0].split("?")[0];const url = new URL(path, base);// https://book.yunzhan365.com/mctl/itid/files/large/d8b6c26f987104455efb3ec5addca7c9.jpgreturn url.href.replace("/thumb/", "/content-page/");});window.img_urls = urls;return urls;}function imgs_to_pdf() {const urls = get_img_urls();const title = document.title;const task = () => utils.img_urls_to_pdf(urls, title);utils.run_with_prog(1, task);alert("正在下载图片，请稍等，时长取决于图片数量\n" +"如果导出的文档只有一页空白页，说明当前文档不适用");}/*** 将数组中的连续数字描述为字符串* 例如 [1, 2, 3, 5] => "1 - 3, 5"* @param {number[]} nums 整数数组* @returns {string} 描述数组的字符串*/function describe_nums(nums) {let r###lt = "";let start = nums[0];let end = nums[0];for (let i = 1; i < nums.length; i++) {if (nums[i] === end + 1) {end = nums[i];} else {if (start === end) {r###lt += start + ", ";} else {r###lt += start + " - " + end + ", ";}start = nums[i];end = nums[i];}}if (start === end) {r###lt += start;} else {r###lt += start + " - " + end;}return r###lt;}/*** 取得总页码（作为str）* @returns {string}*/function get_total() {const total = window?.bookConfig?.totalPageCount;if (total) {return String(total);}return wk$("#tfPageIndex input")[0].value.split("/")[1].trim();}/*** 下载稀疏数组的pdf数据，每个元素应该是 [pdf_blob, pwd_str]* @param {Array} pdfs_data*/async function data_to_zip(pdfs_data) {// 导入jszipawait utils.blobs_to_zip([], "empty", "dat", "empty", false);// 分装截获的数据const page_nums = Object.keys(pdfs_data).map(index => parseInt(index) + 1);const len = page_nums.length;const pwds = new Array(len + 1);pwds[0] = "page-num,password";// 创建压缩包，归档加密的PDF页面const zip = new window.JSZip();const total = get_total();const digits = total.length;// 归档for (let i = 0; i < len; i++) {// 页码左侧补零const page_no = page_nums[i];const page_no_str = page_no.toString().padStart(digits, "0");// 记录密码pwds[i+1] = `${page_no_str},${pdfs_data[page_no - 1][1]}`;// 添加pdf内容到压缩包const blob = pdfs_data[page_no - 1][0];zip.file(`page-${page_no_str}.pdf`, blob, { binary: true });}console.log("zip:", zip);// 添加密码本到压缩包const pwds_blob = new Blob([pwds.join("\n")], { type: "text/plain" });zip.file(`密码本.txt`, pwds_blob, { binary: true });// 下载console.info("正在合成压缩包并导出，请耐心等待几分钟......");const zip_blob = await zip.generateAsync({ type: "blob" });utils.save(`${document.title}.zip`, zip_blob, "application/zip");}/*** 下载多个pdf为一个压缩包，其中包含一个密码本* @param {PointerEvent} event*/async function export_zip(event) {// 异常判断if (!window.pdfs_data) utils.raise(`pdfs_data 不存在！`);// 确认是否继续导出PDFconst page_nums = Object.keys(pdfs_data).map(index => parseInt(index) + 1);const donwload = confirm(`已经捕获 ${page_nums.length} 个页面，是否导出？\n` +`已捕获的页码：${describe_nums(page_nums)}\n` +`(如果某页缺失可以先多向后翻几页，然后翻回来，来重新加载它)`);if (!donwload) return;// 隐藏按钮const btn = event.target;btn.style.display = "none";// 下载压缩包await data_to_zip(pdfs_data);// 显示按钮btn.style.display = "block";}function steal_pdf_when_page_loaded() {// 共用变量// 存放pdf数据，[[<pdf_blob>, <pwd_str>], ...]window.pdfs_data = [];// 代表当前页码let page_no = NaN;// hook PdfLoadingTask.prototype.startconst _start = PdfLoadingTask.prototype.start;wk$._start = _start;PdfLoadingTask.prototype.start = function() {// 取得页码page_no = this.index;// 如果不存在此页，则准备捕获此页面if (!pdfs_data[page_no - 1]) {pdfs_data[page_no - 1] = [];}return _start.call(this);};// hook getBlobconst _get_blob = getBlob;wk$._get_blob = _get_blob;window.getBlob = async function(param) {const r###lt = await _get_blob.call(this, param);// 如果当前页面需要捕获，则设置对应项的密码if (page_no > 0) {const resp = await fetch(r###lt.url);const blob = await resp.blob();pdfs_data[page_no - 1] = [blob, r###lt.password];page_no = NaN;}return r###lt;};utils.onclick(export_zip, 1, "导出PDF压缩包");}/*** 请求 url 并将资源转为 [pdf_blob, password_str]* @param {string} url* @returns {Array}*/async function url_to_item(url) {// 取得pdf数据const resp = await fetch(url);const buffer = await resp.arrayBuffer();const bytes = new Uint8Array(buffer);const len = bytes.length;// 更新进度window.downloaded_count++;window.downloaded_size += len;console.log(`已经下载了 ${downloaded_count} 页，\n` +`累计下载了 ${(downloaded_size / #### / ####).toFixed(1)} MB`);// 取出密钥const pwd = new Uint8Array(6);pwd.set(bytes.subarray(1080, 1083));pwd.set(bytes.subarray(-1003, -1000), 3);const pwd_str = new TextDecoder().decode(pwd);// 解密出数据const pdf = bytes.subarray(1083, -1003);pdf.subarray(0, 4000).forEach((byte, i) => {pdf[i] = 255 - byte;});return [new Blob([pdf, pdf.subarray(4000)], { type: "application/pdf" }),pwd_str];}/*** 直接下载并解析原始数据，导出PDF压缩包* @param {PointerEvent} event*/async function donwload_zip(event) {// 隐藏按钮const btn = event.target;btn.style.display = "none";// 共用进度变量window.downloaded_count = 0;window.downloaded_size = 0;// 取得数据地址const urls = get_img_urls().map(url => url.replace("/thumb/", "/content-page/"));// 批量下载const item_tasks = urls.map(url_to_item);const items = await utils.gather(item_tasks);// 导出ZIPawait data_to_zip(items);// 显示按钮btn.style.display = "block";}/*** 导出图片到PDF*/function judge_file_type() {const ext = window?.htmlConfig?.fliphtml5_pages[0]?.n[0]?.split("?")[0]?.split(".").at(-1);console.log("ext:", ext);if (["zip"].includes(ext)&& window?.PdfLoadingTask&& window?.getBlob) {utils.onclick(steal_pdf_when_page_loaded, 1, "开始捕获");utils.onclick(donwload_zip, 2, "下载PDF压缩包");utils.toggle_btn(2);}else if (wk$("#page1 img")[0]) {utils.onclick(imgs_to_pdf, 1, "导出PDF");}else {utils.onclick(() => null, 1, "此文档不适用");}}/*** 云展网文档下载策略*/async function yunzhan365() {// 根据网址分别处理if (location.pathname.startsWith("/basic")) {return;}// 创建脚本启动按钮utils.create_btns();judge_file_type();}/*** 导出图片链接*/function exportURLs$1() {const all = parseInt(wk$("[class*=total]")[0]);const imgs = wk$("[class*=imgContainer] img");const got = imgs.length;if (got < all) {if (!confirm(`当前浏览页数：${got}，总页数：${all}\n建议浏览剩余页面以导出全部链接\n是否继续导出链接？`)) {return;}}utils.save_urls(imgs.map(img => img.src));}/*** 360文库文档下载策略*/function wenku360() {utils.create_btns();utils.onclick(exportURLs$1, 1, "导出图片链接");// utils.onclick(//     callAgent, 2, "导出PDF"// );// utils.toggle_btn(2);}async function getFileInfo() {constuid = new URL(location.href).searchParams.get("contentUid"),resp = await fetch("https://zyjy-resource.webtrn.cn/sdk/api/u/open/getResourceDetail", {"headers": {"accept": "application/json, text/javascript, */*; q=0.01","content-type": "application/json",},"referrer": "https://jg.class.com.cn/","body": `{"params":{"contentUid":"${uid}"}}`,"method": "POST",}),data = await resp.json(),url = data["data"]["downloadUrl"],fname = data["data"]["title"];let ext;try {// validate the URL format// and get the file formatext = new URL(url).pathname.split(".").at(-1);} catch(e) {console.log(data);throw new Error("API changed, the script is invalid now.");}return { url, fname, ext };}/*** 保存文件* @param {{fname: string, url: string, ext: string}} info*/async function saveFile(info) {constresp = await fetch(info.url),blob = await resp.blob();utils.save(info.fname + `.${info.ext}`, blob);}/*** 劫持保存网页，改为保存文件* @param {KeyboardEvent} e*/function onCtrlS(e) {if (e.code === "KeyS" &&e.ctrlKey) {console.log("ctrl + s is captured!!");getFileInfo().then(info => saveFile(info));e.preventDefault();e.stopImmediatePropagation();e.stopPropagation();}}/*** 技工教育网文档策略*/function jg() {window.addEventListener("keydown", onCtrlS, true);}async function estimateTimeCost() {wk$(".w-page").at(-1).scrollIntoView();await utils.sleep(1000);let total = wk$("#pageNumber-text")[0].textContent.split("/")[1];total = parseInt(total);return confirm(["注意，一旦开始截图就无法停止，除非刷新页面。","浏览器窗口最小化会导致截图提前结束！","建议将窗口最大化，这将【显著增大清晰度和文件体积】",`预计耗时 ${1.1 * total} 秒，是否继续？`,].join("\n"));}/*** 逐页捕获canvas* @returns {Promise<Array<Blob>>}*/async function collectAll() {const imgs = [];let div = wk$(".w-page")[0];let i = 0;while (true) {// 取得 divconst anchor = Date.now();while (!div && (Date.now() - anchor < 1000)) {console.log(`retry on page ${i+1}`);await utils.sleep(200);}if (!div) throw new Error(`can not fetch <div>: page ${i}`);// 移动到 divdiv.scrollIntoView({ behavior: "smooth" });await utils.sleep(1000);// 取得 canvaslet canvas = wk$.call(div, "canvas")[0];let j = 0;while (!canvas && j < 100) {div = div.nextElementSibling;canvas = wk$.call(div, "canvas")[0];j++;}if (!div)  throw new Error(`can not fetch <div>: page ${i}*`);// 存储 canvasimgs.push(await utils.canvas_to_blob(canvas));console.log(`canvas stored: ${++i}`);// 下一轮循环div = div.nextElementSibling;if (!div) break;}console.log("done");return imgs;}/*** 放大或缩小文档画面* @param {boolean} up*/async function scale(up) {let s = "#magnifyBtn";if (!up) {s = "#shrinkBtn";}const btn = wk$(s)[0];for (let _ of utils.range(10)) {btn.click();await utils.sleep(500);}}/*** 获取全部canvas，显示功能按钮* @returns*/async function prepare() {if (! await estimateTimeCost()) {return;}// 隐藏按钮utils.toggle_btn(1);// 放大画面await scale(true);let imgs;try {imgs = await collectAll();} catch(e) {console.error(e);} finally {// 缩小画面scale(false);}// window.imgs = imgs;// 显示功能按钮const fname = "技工教育网文档";utils.onclick(() => utils.img_blobs_to_pdf(imgs, fname),2,"导出PDF");utils.toggle_btn(2);utils.onclick(() => utils.blobs_to_zip(imgs, "page", "png", fname),3,"导出ZIP");utils.toggle_btn(3);}/*** 技工教育文档预览页面策略*/function jgPreview() {utils.create_btns();utils.onclick(prepare, 1, "截图文档");}/*** 取得文档标题* @returns {string}*/function getTitle() {return document.title.slice(0, -4);}/*** 取得基础URL* @returns {string}*/function getBaseURL$1() {return wk$("#dp")[0].value;}/*** 获取总页码* @returns {number}*/function getTotalPageNum() {const num = wk$(".shop3 > li:nth-child(3)")[0].textContent.split("/")[1].trim();return parseInt(num);}/*** 返回图片链接生成器* @param {string} base 基础图片链接地址* @param {number} max 最大数量* @returns {Generator<string, void, unknown>}*/function* imgURLsMaker(base, max) {for (let i of utils.range(1, max + 1)) {yield `${base}${i}.gif`;}}/*** 取得当前页面全部图片链接(生成器)* @returns {Generator<string, void, unknown>}*/function getImgURLs() {constbase = getBaseURL$1(),total = getTotalPageNum();return imgURLsMaker(base, total)}function exportPDF() {const urls = getImgURLs();const title = getTitle();return utils.run_with_prog(2, () => utils.img_urls_to_pdf(urls, title));}function exportURLs() {const urls = getImgURLs();utils.save_urls(urls);}/*** 文库吧文档下载策略*/function wenkub() {utils.create_btns();utils.onclick(exportURLs, 1, "导出图片链接");utils.onclick(exportPDF, 2, "导出PDF(测试)");utils.toggle_btn(2);}const KEY = "5zAUzyJv5xLoYyCCBJdxVw==";function* pageURLGen() {consturl = new URL(location.href),params = url.searchParams,base = url.origin + (window.basePath || "/manuscripts/pdf"),type = params.get("type") || "pdf",id = params.get("id")|| new URL(wk$("#pdfContent")[0].src).searchParams.get("id")|| utils.raise("书本ID未知");let i = 0;let cur_url = "";if (window.wk_sklib_url) {console.log(`sklib 使用自定义 url: ${window.wk_sklib_url}`);while (true) {cur_url = window.wk_sklib_url.replace("{id}", id).replace("{index}", `${i}`);yield [i, cur_url];console.log("wk: target:", cur_url);i++;}} else {while (true) {cur_url = `${base}/data/${type}/${id}/${i}?random=null`;yield [i, cur_url];console.log("wk: target:", cur_url);i++;}}}async function get_bookmarks() {const url = new URL(location.origin);const id = utils.get_param("id");url.pathname = `/manuscripts/pdf/catalog/pdf/${id}`;const resp = await fetch(url.href);const data = await resp.json();const bookmarks = JSON.parse(data.data).outline;return bookmarks;}async function save_bookmarks() {const bookmarks = await get_bookmarks();const text = JSON.stringify(bookmarks, null, 2);utils.save("bookmarks.json", text, { type: "application/json" });}function decrpyt_pdf_data(encrypted_b64_data, b64_key) {console.info("CryptoJS:", window.CryptoJS);const key = CryptoJS.enc.Base64.parse(b64_key);const decrypted = CryptoJS.AES.decrypt(encrypted_b64_data, key, {mode: CryptoJS.mode.ECB,padding: CryptoJS.pad.Pkcs7,});const decrypted_b64 = CryptoJS.enc.Base64.stringify(decrypted).toString();return atob(decrypted_b64);}/*** 下载所有pdf文件数据，返回字节串数组* @returns {Promise<Array<Uint8Array>>}*/async function fetch_all_pdfs() {// 如果已经下载完成，则直接返回之前的结果if (window.download_finished) {return window.pdfs;}// 显示进度的按钮const prog_btn = utils.btn(3);window.download_finished = false;// 存储pdf字节串const pdfs = [];letlast_digest = NaN,size = NaN;// 读取每个PDF的页数if (window.loadPdfInfo) {try {const resp = await loadPdfInfo();const info = JSON.parse(resp.data);size = parseInt(info.size) || size;} catch(e) {console.error(e);}}for (const [i, url] of pageURLGen()) {// 取得数据const b64_data = await fetch(url).then(resp => resp.text());// 如果获取完毕，则退出if (!b64_data.length) break;// 计算摘要const digest = utils.crc32(b64_data);// 如果摘要重复了，说明到达最后一页，退出if (digest === last_digest) break;// 否则继续last_digest = digest;const decrypted_b64_data = decrpyt_pdf_data(b64_data, KEY);const decrpyt_data = utils.b64_to_bytes(decrypted_b64_data);pdfs.push(decrpyt_data);// 更新进度const progress = `已经获取 ${i + 1} 组页面，每组`+ (size ? ` ${size} 页` : '页数未知');console.info(progress);prog_btn.textContent = `${i + 1} 组 / ${size} 页`;}window.pdfs = pdfs;window.download_finished = true;return pdfs;}/*** @param {Function} async_fn* @returns {Function}*/function toggle_dl_btn_wrapper(async_fn) {return async function(...args) {utils.toggle_btn(1);utils.toggle_btn(2);await async_fn(...args);utils.toggle_btn(1);utils.toggle_btn(2);}}async function download_pdf$1() {alert("如果看不到进度条请使用开发者工具（F12）查看日志\n" +"如果文档页数过多可能导致合并PDF失败\n" +"此时请使用【下载PDF数据集】按钮");const pdfs = await fetch_all_pdfs();const combined = await utils.join_pdfs(pdfs);utils.save(document.title + ".pdf",combined,"application/pdf");utils.btn(3).textContent = "进度条";}download_pdf$1 = toggle_dl_btn_wrapper(download_pdf$1);async function download_data_bundle() {alert("下载的是 <文档名称>.dat 数据集\n" +"等价于若干 PDF 的文件顺序拼接\n" +"请使用工具切割并合并为一份 PDF\n" +"工具（pdfs-merger）链接在脚本主页");const pdfs = await fetch_all_pdfs();const blob = new Blob(pdfs, { type: "application/octet-stream" });const url = URL.createObjectURL(blob);const a = document.createElement("a");a.download = document.title + ".dat";a.href = url;a.click();URL.revokeObjectURL(url);console.log("pdf数据集", blob);}download_data_bundle = toggle_dl_btn_wrapper(download_data_bundle);function sdlib() {const url = new URL(location.href);const encrypted_id = url.pathname.split("/")[2];window.basePath = `/https/${encrypted_id}${basePath}`;}/*** 钩子函数，启动于主函数生效时，便于不同网站微调*/function load_hooks() {const host_to_fn = {"gwfw.sdlib.com": sdlib,};const fn = host_to_fn[location.hostname];if (fn) {// 如果存在对应 hook 函数，则调用，否则忽略fn();}}/*** ####科学文库文档策略*/function sklib() {// 如果存在 pdf iframe 则在 iframe 中调用自身const iframe = wk$("iframe#pdfContent")[0];if (iframe) return;// 加载钩子，方便适应不同网站load_hooks();// 创建按钮区utils.create_btns();// 设置功能utils.onclick(download_pdf$1, 1, "下载PDF");utils.onclick(download_data_bundle, 2, "下载PDF数据集");utils.onclick(() => false, 3, "进度条");utils.onclick(save_bookmarks, 4, "下载书签");// 显示按钮utils.toggle_btn(2);utils.toggle_btn(3);utils.toggle_btn(4);// 设置按钮样式utils.btn(3).style.pointerEvents = "none";}/*** 返回基础图片地址，接上 <页码>.gif 即为完整URL* @returns {string}*/function getBaseURL() {constelem = wk$("#page_1 img")[0],src = elem.src;if (!src) {alert("当前页面不能解析！");return;}if (!src.endsWith("1.gif")) {alert("当前文档不能解析！");throw new Error("第一页图片不以 1.gif 结尾");}return src.slice(0, -5);}function* imgURLGen() {constbase = getBaseURL(),max = parseInt(// ' / 23 'wk$(".counts")[0].textContent.split("/")[1]);for (const i of utils.range(1, max + 1)) {yield `${base}${i}.gif`;}}function getURLs() {utils.save_urls(imgURLGen());}function jinchutou() {utils.create_btns();utils.onclick(getURLs, 1, "导出图片链接");}// http://www.nrsis.org.cn/mnr_kfs/file/read/55806d6159b7d8e19e633f05fa62fefafunction get_pdfs() {// 34const size = window?.Page.size;if (!size) utils.raise("无法确定总页码");// '/mnr_kfs/file/readPage'const path = window?.loadPdf.toString().match(/url:'(.+?)',/)[1];if (!path) utils.raise("无法确定PDF路径");const code = location.pathname.split("/").at(-1);const tasks = [...utils.range(1, size + 1)].map(async i => {const resp = await fetch(path + "?wk=true", {"headers": {"content-type": "application/x-www-form-urlencoded; charset=UTF-8",},"body": `code=${code}&page=${i}`,"method": "POST",});if (!resp.ok) utils.raise(`第 ${i} 页获取失败！`);utils.update_popup(`已经获取第 ${i} 页`);const b64_str = await resp.text();return utils.b64_to_bytes(b64_str);});return utils.gather(tasks);}function get_title() {return document.title.slice(0, -5);}function download_pdf() {utils.run_with_prog(1, async () => {const pdfs = await get_pdfs();debugger;const pdf = await utils.join_pdfs(pdfs);utils.save(get_title(), pdf, "application/pdf");});}function add_style() {const style = `<style>#nprogress .nprogress-spinner-icon.forbidden {border-top-color: #b171ff;border-left-color: #bf8aff;animation: nprogress-spinner 2.4s linear infinite;}</style>`;document.body.insertAdjacentHTML("beforeend", style);}function init_forbid_origin_pdf_fetch() {console.log("hooked xhr.open");// 修改转圈图标wk$(".nprogress-spinner-icon")[0].classList.add("forbidden");const open = XMLHttpRequest.prototype.open;// 重写 XMLHttpRequest.prototype.open 方法XMLHttpRequest.prototype.open = function() {const args = Array.from(arguments);const url = args[1];if (!(url.includes("readPage") &&!url.includes("wk=true"))) return;this.send = () => undefined;open.apply(this, args);};return function regain_open() {const url = new URL(location.href);url.searchParams.set("intercept", "0");location.assign(url.toString());}}/*** nrsis 文档策略*/function nrsis() {utils.create_btns();utils.onclick(download_pdf, 1, "下载PDF");if (!utils.get_param("intercept")) {add_style();const regain_open = init_forbid_origin_pdf_fetch();utils.onclick(regain_open, 2, "恢复页面加载");utils.toggle_btn(2);}}// ==UserScript==// @name         先晓书院PDF下载// @namespace    http://tampermonkey.net/// @version      0.1// @description  先晓书院PDF下载，仅对PDF预览有效// @author       [email protected]// @match        https://xianxiao.ssap.com.cn/index/rpdf/read/id/*/catalog_id/0.html?file=*// @require      https://greasyfork.org/scripts/445312-wk-full-cli/code/wk-full-cli.user.js// @icon         https://www.google.com/s2/favicons?sz=64&domain=xianxiao.ssap.com.cn// @grant        none// @run-at       document-idle// @license      GPL-3.0-only// ==/UserScript==/*** @param {number} begin* @param {number} end* @param {() => void} onload* @returns {Promise<ArrayBuffer>}*/async function fetch_file_chunk(url, begin, end, onload) {const resp = await fetch(url, {headers: { "Range": `bytes=${begin}-${end}` }});const buffer = await resp.arrayBuffer();onload();return buffer;}/*** 取得文档 ID* @returns {string}*/function make_pdf_url() {const get_value = (key) => {const regex = new RegExp(`(?<=${key}=)[0-9]+`);return location.search.match(regex)[0];};const id = get_value("id");const catalog_id = get_value("catalog_id");return `${location.origin}/rpdf/pdf/id/${id}/catalog_id/${catalog_id}.pdf`;}/*** @param {string} url* @returns {Promise<number>}*/async function get_file_size(url) {const resp = await fetch(url, {headers: { "Range": `bytes=0-1` }});const size_text = resp.headers.get("content-range").split("/")[1];return parseInt(size_text);}/*** @param {PointerEvent} event*/async function export_pdf(event) {const btn = event.target;// 准备请求const url = make_pdf_url();const size = await get_file_size(url);const chunk = 65536;const times = Math.floor(size / chunk);// 准备进度条let finished = 0;const update_progress = () => {finished++;const loaded = ((finished * chunk) / #### / ####).toFixed(2);const text = `已下载 ${loaded} MB`;utils.print(`chunk<${finished}>:`, text);btn.textContent = text;};// 分片请求PDFconst tasks = [];for (let i = 0; i < times; i++) {tasks[i] = fetch_file_chunk(url,i * chunk,(i + 1) * chunk - 1,update_progress,);}// 请求最后一片const tail = size % chunk;tasks[times] = fetch_file_chunk(url,size - tail,size - 1,update_progress,);// 等待下载完成const buffers = await utils.gather(tasks);utils.print("--------全部下载完成--------");utils.print("全部数据分片:", { get data() { return buffers; } });// 导出PDFconst blob = new Blob(buffers);const fname = top.document.title.split("_")[0] + ".pdf";utils.save(fname, blob, "application/pdf");}/*** 先晓书院 文档策略*/function xianxiao() {utils.print("进入<先晓书院PDF下载>脚本");utils.create_btns();utils.onclick(export_pdf, 1, "下载PDF");}function hook_log() {// 保证 console.log 可用性const con = window.console;const { log, info, warn, error } = con;// 对于 console.log 能 hook 则 hookif (Object.getOwnPropertyDescriptor(window, "console").configurable&& Object.getOwnPropertyDescriptor(con, "log").configurable) {// 保证 console 不能被改写Object.defineProperty(window, "console", {get: function() { return con; },set: function(value) {log.call(con, "window.console 想改成", value, "？没门！");},enumerable: false,configurable: false,});// 保证日志函数不被改写const fn_map = { log, info, warn, error };Object.getOwnPropertyNames(fn_map).forEach((prop) => {Object.defineProperty(con, prop, {get: function() { return fn_map[prop]; },set: function(value) {log.call(con, `console.${prop} 想改成`, value, "？没门！");},enumerable: false,configurable: false,});});}}/*** 主函数：识别网站，执行对应文档下载策略*/function main(host=null) {// 绑定函数到全局window.wk_main = main;// 显示当前位置host = host || location.hostname;const url = new URL(location.href);const params = url.searchParams;const path = url.pathname;hook_log();console.log(`当前 host: ${host}\n当前 url: ${url.href}`);if (host.includes("docin.com")) {docin();} else if (host === "swf.ishare.down.sina.com.cn") {if (params.get("wk") === "true") {ishareData2();} else {ishareData();}} else if (host.includes("ishare.iask")) {ishare();} else if (host === "www.deliwenku.com") {deliwenku();} else if (host.includes("file") && host.includes("deliwenku.com")) {deliFile();} else if (host === "www.doc88.com") {doc88();} else if (host === "www.360doc.com") {doc360();} else if (host === "doc.mbalib.com") {mbalib();} else if (host === "www.dugen.com") {dugen();} else if (host === "c.gb688.cn") {gb688();} else if (host === "www.safewk.com") {safewk();} else if (host.includes("book118.com")) {book118();} else if (host === "www.renrendoc.com") {renrendoc();} else if (host.includes("yunzhan365.com")) {yunzhan365();} else if (host === "wenku.so.com") {wenku360();} else if (host === "jg.class.com.cn") {jg();} else if (host === "preview.imm.aliyuncs.com") {jgPreview();} else if (host === "www.wenkub.com") {wenkub();} else if ((host.includes("sklib") && path === "/manuscripts/")|| host === "gwfw.sdlib.com") {sklib();} else if (host === "www.jinchutou.com") {jinchutou();} else if (host === "www.nrsis.org.cn") {nrsis();} else if (host === "xianxiao.ssap.com.cn") {xianxiao();} else {console.log("匹配到了无效网页");}}setTimeout(main, 1000);})();