hentai.cafe dl script

hentaiCafeDL.user.js

// ==UserScript==
// @name         Hentai.Cafe DL
// @namespace    http://tampermonkey.net/
// @version      1.1
// @description  try to take over the world!
// @author       You
// @match        https://hentai.cafe/hc.fyi/*
// @require      https://cdnjs.cloudflare.com/ajax/libs/jszip/3.1.5/jszip.min.js
// @require      https://cdnjs.cloudflare.com/ajax/libs/jszip-utils/0.0.2/jszip-utils.min.js
// @require      https://cdnjs.cloudflare.com/ajax/libs/FileSaver.js/1.3.8/FileSaver.js
// @grant        GM_xmlhttpRequest
// ==/UserScript==

(function() {
    'use strict';
    let mangaName = document.querySelector("div.x-column.x-sm.x-1-2.last > h3" ).textContent;
    let readerURL = document.querySelector("a.x-btn.x-btn-flat.x-btn-rounded.x-btn-large").href;
    readerURL = readerURL.split("en/0/1/")[0] + "/en/0/1/";
    console.log(readerURL);
    let pageCount;
    let imageURLS = [];
    let failedURLS = [];
    let dlButton = document.createElement("div");
    dlButton.setAttribute("class","x-btn x-btn-flat x-btn-rounded x-btn-large");
    dlButton.setAttribute("id","dlButton");
    dlButton.innerHTML = "Download";
    document.querySelector("div.x-column.x-sm.x-1-2.last > p").appendChild(dlButton);
    document.getElementById("dlButton").addEventListener("click", getImages);


    function getImages(){
        GM_xmlhttpRequest ( {
                method:         "GET",
                url:            readerURL + "page/" + 1,
                responseType:   "html",
                onload:         (res) => {
                    console.log(readerURL + "page/" + 1);
                    let page = document.createElement("div");
                    console.log(page.responseText);
                    page.innerHTML = res.responseText;
                    imageURLS[0] = page.querySelector("div.inner > a > img.open").src;
                    pageCount = page.querySelectorAll("div.topbar_right > div > ul.dropdown > li").length;
                    console.log(imageURLS[0]);
                    let baseURL = imageURLS[0].slice(0,imageURLS[0].lastIndexOf("/")+1);
                    let ext = imageURLS[0].slice(imageURLS[0].lastIndexOf(".")+1);
                    let zip = new JSZip();
                    let count = 0;
                    for (let i = 1; i <= pageCount ; i++ ){
                        if (pageCount > 100 && i <= 9){
                                imageURLS[i] = baseURL + "00" + i + "." + ext;
                        } else if ((i < 10)||(pageCount > 100 && i <= 99)){
                                imageURLS[i] = baseURL + "0" + i + "." + ext;
                        } else {
                            imageURLS[i] = baseURL + i + "." + ext;
                        }
                        GM_xmlhttpRequest ( {
                            method:         "GET",
                            url:            imageURLS[i],
                            responseType:   "arraybuffer",
                            onload:         (res) => {
                                zip.file(i + "." + ext, res.response, { binary: true });
                                count++;
                                console.log(imageURLS[i] + " Snatched");
                                if (count == pageCount){
                                    zip.generateAsync({ type: 'blob' }).then(function(content) {
                                    saveAs(content, mangaName + ".cbz");
                                });
                                }
                             }
                        });
                    }


                }
        });

    }

})();