pornolab torrentPreview

Allows to display torrent's poster image as preview on search page when hover over link

Ce script ne devrait pas être installé directement. C'est une librairie créée pour d'autres scripts. Elle doit être inclus avec la commande // @require https://update.sleazyfork.org/scripts/412272/853145/pornolab%20torrentPreview.js 

// ==UserScript==
// @name         pornolab torrentPreview
// @version      1.0.0
// @author       ducklover
// @description  Allows to display torrent's poster image as preview on search page when hover over link
// @copyright    2020, ducklover (https://openuserjs.org/users/ducklover)
// @include      /^https?:\/\/pornolab\.net\/forum\/(tracker|viewforum).*/
// @license      MIT
// @run-at       document-end
// ==/UserScript==

function getPic(e) {
  if (
    (e.target.classList.contains("tLink") ||
      e.target.classList.contains("tt-text")) &&
    !e.target.querySelector(".customImg")
  ) {
    let url =
      "https://pornolab.net/forum" + e.target.getAttribute("href").slice(1);

    let r = new XMLHttpRequest();
    r.open("GET", url, false);
    r.send();

    let imgSrc = new DOMParser()
      .parseFromString(r.responseText, "text/html")
      .querySelector(".postImg").title;

    let div = document.createElement("div");
    div.style.cssText = `position: absolute; 
		                     width: 460px; 
							 height: 300px; 
							 left: 0; 
							 z-index: 10;`;

    e.clientY < 300 ? (div.style.bottom = "auto") : (div.style.bottom = "100%");
    div.className = "customImg";

    let img = document.createElement("img");
    img.setAttribute("src", imgSrc);
    img.style.cssText = `width: 100%;
		                     height: 100%;
							 object-fit: contain;`;

    div.appendChild(img);

    e.target.style.position = "relative";
    e.target.appendChild(div);
  } else if (
    (e.target.classList.contains("tLink") ||
      e.target.classList.contains("tt-text")) &&
    e.target.querySelector(".customImg")
  ) {
    e.target.querySelector(".customImg").style.display = "block";

    if (e.clientY < 300) {
      e.target.querySelector(".customImg").style.bottom = "auto";
    } else {
      e.target.querySelector(".customImg").style.bottom = "100%";
    }
  }
}

function hidePic(e) {
  if (
    (e.target.classList.contains("tLink") ||
      e.target.classList.contains("tt-text")) &&
    e.target.querySelector(".customImg")
  ) {
    e.target.querySelector(".customImg").style.display = "none";
  }
}

window.addEventListener("mouseover", getPic);
window.addEventListener("mouseout", hidePic);