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E-Hentai / nHentai highlight thumb when open Anthology gallery

highlight and navigate to artist work first thumb when open "Anthology gallery" from search page with tag "artist"

As of 27.12.2020. See ბოლო ვერსია.

// ==UserScript==
// @name        E-Hentai / nHentai highlight thumb when open Anthology gallery
// @name:zh-CN        E-Hentai / nHentai highlight thumb when open Anthology gallery
// @name:zh-TW        E-Hentai / nHentai highlight thumb when open Anthology gallery
// @name:ja        E-Hentai / nHentai highlight thumb when open Anthology gallery
// @namespace   E-Hentai_highlight_thumb_when_open_Anthology_gallery_from_tag_artist
// @supportURL  https://github.com/zhuzemin
// @description highlight and navigate to artist work first thumb when open "Anthology gallery" from search page with tag "artist"
// @description:zh-CN highlight and navigate to artist work first thumb when open "Anthology gallery" from search page with tag "artist"
// @description:zh-TW highlight and navigate to artist work first thumb when open "Anthology gallery" from search page with tag "artist"
// @description:ja highlight and navigate to artist work first thumb when open "Anthology gallery" from search page with tag "artist"
// @include     https://exhentai.org/g/*
// @include     https://e-hentai.org/g/*
// @include     https://nhentai.net/g/*
// @include     https://en.nyahentai3.com/g/*
// @include     https://zh.nyahentai.co/g/*
// @include     https://ja.nyahentai.net/g/*
// @include     https://zh.nyahentai.pro/g/*
// @include     https://ja.nyahentai.org/g/*
// @include     https://zh.nyahentai4.com/g/*
// @version     1.43
// @run-at      document-start
// @author      zhuzemin
// @license     Mozilla Public License 2.0; http://www.mozilla.org/MPL/2.0/
// @license     CC Attribution-ShareAlike 4.0 International; http://creativecommons.org/licenses/by-sa/4.0/
// @grant       GM_xmlhttpRequest
// @grant         GM_registerMenuCommand
// @grant         GM_setValue
// @grant         GM_getValue
// @connect-src e-hentai.org
// @connect-src exhentai.org
// @connect-src proud-surf-e590.zhuzemin.workers.dev
// ==/UserScript==
var config = {
    'debug': false
}
var debug = config.debug ? console.log.bind(console) : function () {
};

//for avoid exhentai login require
var cloudFlareUrl = 'https://proud-surf-e590.zhuzemin.workers.dev/ajax/';

var searchStatus = 0;
class E_hentai {
    constructor(keyword) {
        this.method = 'GET';
        this.url = "https://e-hentai.org/?f_search=" + keyword;
        this.headers = {
            'User-agent': 'Mozilla/4.0 (compatible) Greasemonkey',
            'Accept': 'application/atom+xml,application/xml,text/xml',
            'Referer': window.location.href,
        };
        this.charset = 'text/plain;charset=utf8';
    }
}
class Exhentai {
    constructor(keyword) {
        this.method = 'GET';
        this.url = "https://exhentai.org/?f_search=" + keyword;
        this.headers = {
            'User-agent': 'Mozilla/4.0 (compatible) Greasemonkey',
            'Accept': 'application/atom+xml,application/xml,text/xml',
            'Referer': window.location.href,
        };
        this.charset = 'text/plain;charset=utf8';
    }
}
class CloudFlare {
    constructor(keyword) {
        this.method = 'GET';
        this.url = "https://proud-surf-e590.zhuzemin.workers.dev/ajax/https://exhentai.org/?f_search=" + keyword;
        this.headers = {
            'User-agent': 'Mozilla/4.0 (compatible) Greasemonkey',
            'Accept': 'application/atom+xml,application/xml,text/xml',
            'Referer': window.location.href,
        };
        this.charset = 'text/plain;charset=utf8';
    }
}

class Gallery {
    constructor(href) {
        this.method = 'GET';
        this.url = href;
        this.headers = {
            'User-agent': 'Mozilla/4.0 (compatible) Greasemonkey',
            'Accept': 'application/atom+xml,application/xml,text/xml',
            'Referer': window.location.href,
        };
        this.charset = 'text/plain;charset=utf8';
    }
}
var exhentai;
var e_hentai;

var GetArtistStartImg = function () {
    debug("Start: GetArtistStartImg");
    let object=null;
    if (document.referrer.includes("/tag/artist:") || window.location.href.includes("#/tag/artist:") || document.referrer.includes("/artist/")) {
        var taglist;
        var links;
        if (document.referrer.includes("/artist/")) {

            taglist = document.querySelector('#tags');
            links = taglist.querySelectorAll("a.tag");
        }
        else {
            taglist = document.querySelector('#taglist');
            links = taglist.querySelectorAll("a");

        }
        for (var link of links) {
            var tag = link.innerText;
            if (tag.includes('anthology')) {
                debug(tag);
                /*var title=document.querySelector("#gn").textContent;
                debug("Title: "+title);
                if(title.toLowerCase().includes("anthology")||(title.toLowerCase().match(/^comic/)!=null)){*/
                var artist;
                if (document.referrer.includes("/artist/")) {
                    artist = document.referrer.match(/\/artist\/([\d\w\-]*)/)[1].replace("-", " ");
                }
                else {
                    try {
                        artist = document.referrer.match(/\/tag\/artist:([\d\w\+]*)/)[1].replace("+", " ");
                    } catch (e) {
                        artist = window.location.href.match(/\/tag\/artist:([\d\w\+]*)/)[1].replace("+", " ");
                    }
                }
                debug("Artist: " + artist);
                var divs = document.querySelectorAll("div.c1");
                for (var div of divs) {
                    var comment = div.querySelector("div.c6");
                    debug(comment);
                    if (comment.innerHTML.toLowerCase().includes(artist)) {
                        /*var links=comment.querySelectorAll("a");
                        debug(links);
                        for(var a of links){
                          var textContent=a.textContent.toLowerCase();
                          if(textContent.includes(artist)){
                            var array=textContent.match(/(\d{1,4})/);
                            debug(array);
                            if(array!=null){
                              var ArtistStartImg=parseInt(array[1]);
                              debug("ArtistStartImg: "+ArtistStartImg);
                              var object={
                                "ArtistStartImg":ArtistStartImg,
                                "artist":artist
                              }
                              return object;
                            }
                          }
                        }*/
                        let ArtistStartImg=null;
                        if (comment.innerHTML.toLowerCase().includes('https://')){
                            let names=comment.innerText.split("…");
                            let count=0;
                            for(let name of names){
                                if(name.match(/\w+/)!=null){
                                    debug('name: '+name);
                                    if(name.toLowerCase().includes(artist)){
                                        debug('count: '+count);
                                        break;
                                    }
                                    count++;
                                }
                            }
                            let urls=comment.querySelectorAll('a');
                            let artistUrl=urls[count];
                            debug('artistUrl: '+artistUrl);
                            ArtistStartImg = artistUrl.href.match(/\d*-(\d{1,4})/)[1];
                        }
                        else{
                            var lines = comment.innerText.split("\n");
                            debug(lines);
                            for (var line of lines) {
                                var line = line.toLowerCase();
                                if (line.includes(artist)) {
                                    var array = line.match(/(\d{1,4})/);
                                    debug(array);
                                    if (array != null) {
                                        ArtistStartImg = parseInt(array[1]);
                                    }
                                }
                            }                        
                        }
                        debug("ArtistStartImg: " + ArtistStartImg);
                        object = {
                            "ArtistStartImg": ArtistStartImg,
                            "artist": artist
                        }
                        break;
                    }
                }
                break;
            }
            else if (link == links[links.length - 1]) {
                debug("End: GetArtistStartImg");
                break;
            }
        }
    }
    return object;
}


GetCurrentPageTotalImg = function () {
    debug("Start: GetCurrentPageTotalImg");
    var divs;
    if (document.referrer.includes("/artist/")) {
        divs = document.querySelectorAll("div.thumb-container");
    }
    else {

        divs = document.querySelectorAll("div.gdtl");
    }
    debug(divs);
    if (divs != null) {
        var CurrentPageTotalImg = divs.length;
        debug("CurrentPageTotalImg: " + CurrentPageTotalImg);
        var object = {
            "CurrentPageTotalImg": CurrentPageTotalImg,
            "divs": divs
        }
        return object;
    }
    debug("End: GetCurrentPageTotalImg");
    return null;
}

CreateStyle = function () {
    debug("Start: CreateStyle");
    var style = document.createElement("style");
    style.setAttribute("type", "text/css");
    style.innerHTML = `
.glowbox {
     background: #4c4c4c; 
    //width: 400px;
    margin: 40px 0 0 40px;
    padding: 10px;
    -moz-box-shadow: 0 0 5px 5px #FFFF00;
    -webkit-box-shadow: 0 0 5px 5px #FFFF00;
    box-shadow: 0 0 5px 5px #FFFF00;
}
`;
    debug("Processing: CreateStyle");
    var head = document.querySelector("head");
    head.insertBefore(style, null);
    debug("End: CreateStyle");
}

init = function () {
    debug("init");
    //nhentai
    if (!/(https:\/\/e(-|x)hentai\.org\/g\/[\d\w]*\/[\d\w]*\/)/.test(window.location.href)) {
        debug("nhentai");
        var info = document.querySelector('#info');
        var title;
        try {
            title = info.querySelector("h2").innerText;

        }
        catch (e) {
            title = info.querySelector("h1").innerText;
        }
        title = encodeURIComponent('"' + title.replace(' ', '+') + '"');
        exhentai = new Exhentai(title);
        e_hentai = new E_hentai(title);
        cloudflare = new CloudFlare(title);
        request(exhentai, SearchGallery);
    }
    var interval = setInterval(function () {
        var cdiv = document.querySelector('#cdiv');
        if (cdiv != null || searchStatus != 0) {
            clearInterval(interval);
            if (cdiv != null) {
                var ObjectArtistStartImg = GetArtistStartImg();
                var ArtistStartImg = ObjectArtistStartImg.ArtistStartImg;
                if (ArtistStartImg != null) {
                    var ObjectCurrentPageTotalImg = GetCurrentPageTotalImg();
                    var CurrentPageTotalImg = ObjectCurrentPageTotalImg.CurrentPageTotalImg;
                    var ArtistStartImgInCurrentPage = ArtistStartImg % CurrentPageTotalImg;
                    if (ArtistStartImgInCurrentPage == 0) {
                        ArtistStartImgInCurrentPage = CurrentPageTotalImg - 1;
                    }
                    else {
                        ArtistStartImgInCurrentPage -= 1;
                    }
                    debug("ArtistStartImgInCurrentPage: " + ArtistStartImgInCurrentPage);
                    //e-hentai
                    if (!document.referrer.includes("/artist/")) {
                        if (window.location.href.includes("#/tag/artist:")) {
                            ArtistStartImg = ArtistStartImgInCurrentPage;
                        }
                        var CorrectPage;
                        if (ArtistStartImg == 0) {
                            CorrectPage = 0;
                        }
                        else {
                            CorrectPage = Math.ceil(ArtistStartImg / CurrentPageTotalImg) - 1;
                        }
                        debug("CorrectPage: " + CorrectPage);
                        if (CorrectPage != 0) {
                            window.location.href += "?p=" + CorrectPage + "#/tag/artist:" + ObjectArtistStartImg.artist;

                        }

                    }
                    CreateStyle();
                    var div = ObjectCurrentPageTotalImg.divs[ArtistStartImgInCurrentPage];
                    var img = div.querySelector("img");
                    img.className += " glowbox";
                    debug(div);
                    div.scrollIntoView();

                }

            }

        }
    }, 2000);
}

window.addEventListener('DOMContentLoaded', init);


function SearchGallery(responseDetails) {
    var responseText = responseDetails.responseText;
    if (responseText != null && responseText.length < 200 || !responseDetails.finalUrl.includes('.workers.dev')) {
        request(cloudflare, SearchGallery);
        return;
    }
    else if (responseText != null && responseText.length < 200 && responseDetails.finalUrl.includes('.workers.dev')) {
        request(e_hentai, SearchGallery);
        return;

    }
    var href = responseText.match(/(https:\/\/e(-|x)hentai\.org\/g\/[\d\w]*\/[\d\w]*\/)/)[1];
    debug("href: " + href);
    if (href != null) {
        /*var dom = new DOMParser().parseFromString(responseText, "text/html");
        var div = dom.getElementsByClassName('itg')[0];
        var href = div.querySelector('a').href;*/
        var url;
        if (responseDetails.finalUrl.includes('.workers.dev')) {
            url = cloudFlareUrl + href;
        }
        else {
            url = href;
        }
        var gallery = new Gallery(url);
        debug("SearchGallery");
        request(gallery, GetComments);
    }
    else {
        searchStatus = 2;
    }
}

function GetComments(responseDetails) {
    var responseText = responseDetails.responseText;
    var dom = new DOMParser().parseFromString(responseText, "text/html");
    var comments = dom.querySelector("#cdiv");
    comments.style.color = "#34495e";
    var content = document.querySelector("#content");
    var related = content.querySelector("#related-container");
    debug("GetComments");
    content.insertBefore(comments, related);
    var link = document.createElement("link");
    link.innerHTML = `<link rel="stylesheet" type="text/css" href="https://e-hentai.org/z/0347/g.css">`;
    var head = document.querySelector("head");
    head.insertBefore(link, null);
    searchStatus = 1;
}
function request(object, func) {
    GM_xmlhttpRequest({
        method: object.method,
        url: object.url,
        headers: object.headers,
        overrideMimeType: object.charset,
        timeout: 60000,
        //synchronous: true
        onload: function (responseDetails) {
            debug(responseDetails);
            //Dowork
            func(responseDetails);
        },
        ontimeout: function (responseDetails) {
            debug(responseDetails);
            //Dowork
            func(responseDetails);

        },
        ononerror: function (responseDetails) {
            debug(responseDetails);
            //Dowork
            func(responseDetails);

        }
    });
}