ModalImg en rule34

Te crea una galería dentro de los post ;D. Agrega zoom e infinity scroll

2020-07-07 يوللانغان نەشرى. ئەڭ يېڭى نەشرىنى كۆرۈش.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         ModalImg en rule34
// @namespace    http://tampermonkey.net/
// @version      2.0
// @description  Te crea una galería dentro de los post ;D. Agrega zoom e infinity scroll
// @author       You
// @match        http*://rule34.xxx/index.php?page=post&s=list*
// @grant        none
// ==/UserScript==

const css =`<style>
#blackCoso{
    width: 100%;
    background-color: rgb(0,0,0,0.5);
    position: fixed;
    height: 100%;
    z-index: 999999;
    display:none;
    transition: display 2s;
}
#closeContainer{
    background-color: rgb(0,0,0,0.6);
    color: white;width: 48px;height: 48px;
    border-radius: 24px;cursor: pointer;
    text-align: center;margin-right: 10px;font-size: 34px;margin-left: auto;margin-top: 10px;
}
#currentImg,#currentWeb{
    height: 100%;
    max-height: calc(937px - 140px);
    width: auto;
    padding: 70px;
    position: fixed;
    display: none;
    margin: 0;
    top: 50%;
    left: 50%;
    margin-right: -50%;
    transform: translate(-50%, -50%);
}
#closeModal:hover {
    color: red;
}
</style>`
const modal = `
<div id="closeContainer"><a id="closeModal">X</a><div></div></div>
<img id="currentImg" src="">
<video id="currentWeb" loop autoplay controls>
   <source src="" type="video/webm">
</video>`

/* Credits to Sam https://twitter.com/sherb */
const loadingSVG = "https://samherbert.net/svg-loaders/svg-loaders/puff.svg"


const padre = document.createElement('div');
window.images = {};
let infinitySended = false;
let next = document.querySelector('a[alt="next"]');
let paginator = document.querySelector('#paginator');
(function() {
    padre.id = "blackCoso";
    padre.innerHTML = modal + css;
    padre.dataset.position = 0;
    var header = document.querySelector('#header');
    document.body.appendChild(padre);
    document.body.insertBefore(padre,document.body.firstChild);
    var currentImg = document.querySelector('#currentImg');
    var blackCoso = document.querySelector('#blackCoso');
    currentImg.dataset.zoomed == 'false'
    var imgContainer = document.querySelector('.content div:first-of-type');
    addModalToImages(imgContainer);
    var closeModal = document.querySelector('#closeModal');
    closeModal.addEventListener('click',()=>{blackCoso.style.display = 'none';currentWeb.pause();zoomed(false);});
    blackCoso.addEventListener('click',()=>{blackCoso.style.display = 'none';currentWeb.pause();zoomed(false)});
    document.addEventListener('keyup',(e)=>{
        if(blackCoso.style.display == 'flex' && (e.code == 'ArrowRight' || e.code == 'ArrowLeft')){
            var current = Object.keys(window.images).indexOf(blackCoso.dataset.position);
            var direction = e.code == 'ArrowRight'? 1: -1;
            if(current >= window.images.length || current < 0){
                showModal(Object.keys(window.images)[0]);
            }else{
                showModal(Object.keys(window.images)[current+ direction]);
            }
        }
    });

    /*Add zoom when click the image*/
    currentImg.addEventListener('click',e=>{
        e.stopPropagation();
        zoomed();
    });

    /* Move the zoomed Image*/
    currentImg.addEventListener('mousemove',e=>{
        if(currentImg.dataset.zoomed == 'true'){
            console.log({w:currentImg.offsetWidth,iw:window.innerWidth});
            var calcX = currentImg.getBoundingClientRect().width>window.innerWidth?(e.clientX/2 - (currentImg.width/2 -20)) +'px,':'-20px,';
            var calcY = currentImg.offsetHeight>=window.innerHeight?(e.clientY - (currentImg.height/2+30)) +'px':'0px';
            console.log({calcX,calcY});
            currentImg.style.transform = 'scale(5.5) translate(' + calcX + calcY + ')';
        }
    });

    /*Inifinity Scroll*/

    paginator.style.display= 'none'
    window.addEventListener('scroll',(e)=>{
        if(scrollY>=paginator.getBoundingClientRect().top - 100 && !infinitySended ){
            infinityScroll();
        }
    });

})();

var regxImg = /(?<=src=")(.*)(?=("\s*id="image"))/gm;
var regxWebM= /(?<=source src=")(.*)(?="\stype\=\"video\/webm\")/gm;

function showModal(position=0){
    blackCoso.style.display = 'flex';
    padre.dataset.position = position;
    currentWeb.pause();
    imageExists(window.images[position]).then((resp)=>{
        if(resp.type=='img'){
            currentWeb.style.display='none';
            currentImg.style.display='block';
            currentImg.src = resp.content;
        }else{
            currentWeb.style.display='block';
            currentImg.style.display='none';
            currentWeb.children[0].src = resp.content;
            currentWeb.load();
            currentWeb.play();
        }
    }).catch((reject)=>{
       console.log('no existe D:');
    });
    currentImg.src = loadingSVG;
};

function imageExists(image_url){
    return new Promise((result, reject)=>{
        var http = new XMLHttpRequest();
        http.open('GET', image_url);
        http.onload = ()=>{
            if (http.status === 200){
                var bodi = http.response;
                if(bodi.match(regxImg)){
                    return result({type:'img', content: bodi.match(regxImg)});
                }else if(bodi.match(regxWebM)){
                    return result({type:'webm', content:bodi.match(regxWebM)});
                }else{
                    return reject('null');
                }
            }
        }
        http.send();
    })
}
function infinityScroll(){
console.log('reach');
    infinitySended = true;
    if(next){
        fetch(next.href).then(response=>{return response.text();})
        .then(text=>{
            var domP = new DOMParser();
            var documentNext = domP.parseFromString(text,'text/html');
            next = documentNext.querySelector('a[alt="next"]');
            var contentViews = documentNext.querySelector('.content div:first-of-type');
            addModalToImages(contentViews);
            document.querySelector('.content').insertBefore(contentViews, paginator);
            infinitySended = false;

        });;
    }
}
function addModalToImages(imgArray){
    Array.from(imgArray.children).forEach((e,i)=>{
        e.childElements().forEach(child=>{child.addEventListener('click',(event)=>{
            event.preventDefault();
            showModal(e.id);
        })});
                //images.push(e.children[0].children[0].src);
        window.images[e.id] = (e.children[0].href);
    });
}

function zoomed(zoomed = -1){
    console.log(currentImg.dataset.zoomed);
    if(zoomed == -1 && currentImg.dataset.zoomed == 'false'){
        currentImg.style.transform = 'scale(5.5) translate(-20px, 230px)';
        currentImg.dataset.zoomed = 'true';
        currentImg.style.maxHeight= 'none';
    }else{
        currentImg.style.transform = '';;
        currentImg.style.maxHeight= '';
        currentImg.dataset.zoomed = 'false';
    }
}