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nhentai-infinite-scroll

nhentai infinite scroll.

  1. // ==UserScript==
  2. // @name         nhentai-infinite-scroll
  3. // @namespace    Violentmonkey Scripts
  4. // @version      1.0.0
  5. // @description  nhentai infinite scroll.
  6. // @author       anonymous
  7. // @match        https://nhentai.net/g/*/
  8. // @grant        none
  9. // @license      MIT
  10. // @icon         https://i.imgur.com/I5Muasr.png
  11. // ==/UserScript==
  12. (function () {
  13.   "use strict";
  14.  
  15.   let thumbnailContainer = document.getElementById("thumbnail-container");
  16.   let gallerythumb = document.getElementsByClassName("gallerythumb");
  17.  
  18.   if (
  19.     thumbnailContainer === null ||
  20.     gallerythumb === null ||
  21.     gallerythumb.length === 0
  22.   )
  23.     return;
  24.  
  25.   let formats = [];
  26.  
  27.   let sheet = (function () {
  28.     let style = document.createElement("style");
  29.     style.appendChild(document.createTextNode(""));
  30.     document.head.appendChild(style);
  31.     return style.sheet;
  32.   })();
  33.  
  34.   sheet.insertRule("#thumbnail-container > img { width: 100%; }", 0);
  35.  
  36.   let mid = document
  37.     .getElementById("cover")
  38.     .getElementsByTagName("img")[0]
  39.     .src.split("/")[4];
  40.  
  41.   for (let a of gallerythumb) {
  42.     let s = a.firstElementChild.getAttribute("data-src").split("/");
  43.     formats.push(s[5].split(".")[1]);
  44.     mid = s[4];
  45.   }
  46.  
  47.   while (thumbnailContainer.firstChild) {
  48.     thumbnailContainer.removeChild(thumbnailContainer.firstChild);
  49.   }
  50.  
  51.   let lastId = 0;
  52.   let timerId = null;
  53.   loadNextImage();
  54.  
  55.   function loadNextImage() {
  56.     if (timerId !== null) {
  57.       clearTimeout(timerId);
  58.       timerId = null;
  59.     }
  60.  
  61.     let image = new Image();
  62.     image.src =
  63.       "https://i.nhentai.net/galleries/" +
  64.       mid +
  65.       "/" +
  66.       (lastId + 1) +
  67.       "." +
  68.       formats[lastId];
  69.     thumbnailContainer.append(image);
  70.  
  71.     image.onload = function () {
  72.       lastId++;
  73.       if (lastId < formats.length) {
  74.         loadNextImage();
  75.       }
  76.     };
  77.  
  78.     image.onerror = function () {
  79.       thumbnailContainer.lastElementChild.remove();
  80.       timerId = setTimeout(loadNextImage, 1000);
  81.     };
  82.   }
  83. })();