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按章节打包下载漫画柜的资源
当前为
// ==UserScript==
// @name 「漫画」打包下载（QQ 群：189574683）
// @namespace https://www.wdssmq.com/
// @version 1.0.1
// @author 沉冰浮水
// @description 按章节打包下载漫画柜的资源
// @license MIT
// @null ----------------------------
// @contributionURL https://github.com/wdssmq#%E4%BA%8C%E7%BB%B4%E7%A0%81
// @contributionAmount 5.93
// @null ----------------------------
// @link https://github.com/wdssmq/userscript
// @link https://afdian.net/@wdssmq
// @link http://greasyfork.icu/zh-CN/users/6865-wdssmq
// @null ----------------------------
// @noframes
// @run-at document-end
// @match https://www.manhuagui.com/comic/*/*.html
// @grant GM_xmlhttpRequest
// ==/UserScript==
/* eslint-disable */
/* jshint esversion: 6 */
(function () {
'use strict';
const gm_name = "comic";
// -------------------------------------
const _log = (...args) => console.log(`[${gm_name}] |`, ...args);
// -------------------------------------
// const $ = window.$ || unsafeWindow.$;
function $n(e) {
return document.querySelector(e);
}
function $na(e) {
return document.querySelectorAll(e);
}
// -------------------------------------
// 添加内容到指定元素后面
function fnAfter($ne, e) {
const $e = typeof e === "string" ? $n(e) : e;
$e.parentNode.insertBefore($ne, $e.nextSibling);
}
// -----------------------
// 当前项目的各种函数
function fnGenUrl() {
// 用于下载图片
const imgUrl = $n(".mangaFile").getAttribute("src");
_log("[log]fnGenUrl()\n", imgUrl);
// return encodeURI(imgUrl);
return imgUrl;
}
function fnGenInfo() {
const name = $n(".title h1 a").innerHTML; // 漫画名
const chapter = $n(".title h2").innerHTML; // 章节
const pages = $na("option").length; // 总页数
return { name, chapter, pages };
}
// 单图查看
const setCurImgLink = () => {
if ($n("#curimg")) {
$n("#curimg").href = fnGenUrl();
return;
}
const $imgLink = document.createElement("a");
$imgLink.id = "curimg";
$imgLink.innerHTML = "查看单图";
$imgLink.className = "btn-red";
$imgLink.href = fnGenUrl();
$imgLink.target = "_blank";
$imgLink.style.background = "#0077D1";
$imgLink.style.cursor = "pointer";
$n(".main-btn").insertBefore($imgLink, $n("#viewList"));
};
setCurImgLink();
// 网络请求
const fnGet = (url, responseType = "json", retry = 2) =>
new Promise((resolve, reject) => {
try {
// console.log(navigator.userAgent);
GM_xmlhttpRequest({
method: "GET",
url,
headers: {
"User-Agent": navigator.userAgent, // If not specified, navigator.userAgent will be used.
referer: "https://www.manhuagui.com/",
},
responseType,
onerror: (e) => {
if (retry === 0) reject(e);
else {
console.warn("Network error, retry.");
setTimeout(() => {
resolve(fnGet(url, responseType, retry - 1));
}, 1000);
}
},
onload: ({ status, response }) => {
if (status === 200) resolve(response);
else if (retry === 0) reject(`${status} ${url}`);
else {
console.warn(status, url);
setTimeout(() => {
resolve(fnGet(url, responseType, retry - 1));
}, 500);
}
},
});
} catch (error) {
reject(error);
}
});
window.addEventListener("hashchange", () => {
setCurImgLink();
});
// localStorage 封装
const lsObj = {
setItem: function (key, value) {
localStorage.setItem(key, JSON.stringify(value));
},
getItem: function (key, def = "") {
const item = localStorage.getItem(key);
if (item) {
return JSON.parse(item);
}
return def;
},
};
// 数据读写封装
const gob = {
_lsKey: `${gm_name}_data`,
_bolLoaded: false,
data: {},
// 初始
init() {
// 根据 gobInfo 设置 gob 属性
for (const key in gobInfo) {
if (Object.hasOwnProperty.call(gobInfo, key)) {
const item = gobInfo[key];
this.data[key] = item[0];
Object.defineProperty(this, key, {
// value: item[0],
// writable: true,
get() { return this.data[key] },
set(value) { this.data[key] = value; },
});
}
}
return this;
},
// 读取
load() {
if (this._bolLoaded) {
return;
}
const lsData = lsObj.getItem(this._lsKey, this.data);
_log("[log]gob.load()\n", lsData);
for (const key in lsData) {
if (Object.hasOwnProperty.call(lsData, key)) {
const item = lsData[key];
this.data[key] = item;
}
}
this._bolLoaded = true;
},
// 保存
save() {
const lsData = {};
for (const key in gobInfo) {
if (Object.hasOwnProperty.call(gobInfo, key)) {
const item = gobInfo[key];
if (item[1]) {
lsData[key] = this.data[key];
}
}
}
_log("[log]gob.save()\n", lsData);
lsObj.setItem(this._lsKey, lsData);
},
};
// 初始化 gobInfo
const gobInfo = {
// key: [默认值, 是否记录至 ls]
curImgUrl: ["", 0],
curInfo: [{}, 0],
autoNextC: [0, 1],
wgetImgs: [[], 1],
maxWget: [7, 0],
};
// 初始化
gob.init().load();
gob.curImgUrl = fnGenUrl();
gob.curInfo = fnGenInfo();
// gob.wgetImgs = [];
// _log("[TEST]gob.data", gob.data);
// const fnGenBash = () => {
// let bash = "";
// const wgetImgs = gob.wgetImgs;
// wgetImgs.forEach((img) => {
// bash += `wget "${img.url}" "${img.name}-${img.chapter}.jpg"\n`;
// });
// return bash;
// };
const fnDLImg = async (pageInfo) => {
// const data = await fnGet(pageInfo.url, "arraybuffer");
// const data = await fnGet(pageInfo.url, "blob");
fnGet(pageInfo.url, "arraybuffer").then(
(res) => {
let url = window.URL.createObjectURL(new Blob([res]));
let a = document.createElement("a");
a.setAttribute("download", `${pageInfo.chapter}.jpg`);
a.href = url;
a.click();
},
);
};
const fnCheckFistPage = (cur, list) => {
for (let i = 0; i < list.length; i++) {
const item = list[i];
if (item.name === cur.name && item.chapter === cur.chapter) {
return true;
}
}
return false;
};
const fnGenFistPage = (auto = false) => {
// _log("[log]fnGenFistPage()", auto);
// 当前页面信息
const curPage = {
url: gob.curImgUrl,
name: gob.curInfo.name,
chapter: gob.curInfo.chapter,
};
// 已收集的首图
const wgetImgs = gob.wgetImgs;
// 检查当前页面是否已收集，并写入变量
const bolHasWget = fnCheckFistPage(curPage, wgetImgs);
_log("[log]fnGenFistPage\n", wgetImgs, "\n", curPage, "\n", bolHasWget);
// 重复收集或收集数量达到上限，停止自动收集
if (bolHasWget || wgetImgs.length >= gob.maxWget) {
gob.autoNextC = 0;
// gob.save();
// return;
} else {
gob.autoNextC = auto ? 1 : 0;
}
// 自动下载，并加入已收集列表
if (!bolHasWget) {
fnDLImg(curPage);
wgetImgs.push(curPage);
gob.wgetImgs = wgetImgs;
// gob.save();
}
// 询问是否重复下载
if (bolHasWget && confirm("已收集过该首图，是否重复下载？")) {
fnDLImg(curPage);
}
_log("[log]fnGenFistPage\n", gob.wgetImgs, "\n", gob.autoNextC);
if (gob.autoNextC && $n(".nextC")) {
setTimeout(() => {
$n(".nextC").click();
}, 3000);
}
gob.save();
};
const fnBtn = () => {
const btn = document.createElement("span");
if (gob.wgetImgs.length >= gob.maxWget || gob.wgetImgs.length == 0) {
btn.innerHTML = "收集首图";
} else {
btn.innerHTML = `收集首图(${gob.wgetImgs.length + 1} / ${gob.maxWget})`;
}
btn.style = "color: #f00; font-size: 12px; cursor: pointer; font-weight: bold; text-decoration: underline; padding-left: 1em;";
btn.onclick = (() => {
if (gob.wgetImgs.length >= gob.maxWget) {
gob.wgetImgs = [];
}
fnGenFistPage(true);
});
fnAfter(btn, $n("#lighter"));
};
fnBtn();
if (gob.autoNextC) {
fnGenFistPage(true);
}
})();