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Pixiv Origin Image

Pixiv原图显示

  1. // ==UserScript==
  2. // @name         Pixiv Origin Image
  3. // @name:zh-cn   Pixiv 原图显示
  4. // @namespace    http://tampermonkey.net/
  5. // @version      0.4
  6. // @description  Pixiv原图显示
  7. // @author       Faper
  8. // @license      MIT
  9. // @match        http*://www.pixiv.net/*
  10. // @connect      i.pximg.net
  11. // @connect      i-f.pximg.net
  12. // @connect      i-cf.pximg.net
  13. // @icon         http://www.pixiv.net/favicon.ico
  14. // @grant        none
  15. // @run-at       document-end
  16. // ==/UserScript==
  17.  
  18. "use strict";
  19. (function() {
  20.     const throttle = (fn, delay = 500) => {
  21.         let flag = true;
  22.         return (...args) => {
  23.             if (!flag) return;
  24.             flag = false;
  25.             setTimeout(() => {
  26.                 fn.apply(this, args);
  27.                 flag = true;
  28.             }, delay);
  29.         };
  30.     };
  31.     //替换原图
  32.     const originCallback = () => {
  33.         let imgTags = document.querySelectorAll("a img");
  34.         for(let imgTag of imgTags) {
  35.             const originImg = imgTag.parentElement.href;
  36.             if(/https:\/\/i.pximg.net\/img-original\/img\/[\w|\/]+\.(?:jpg|png)/g.test(originImg)) {
  37.                 imgTag.setAttribute("src", originImg);
  38.             }
  39.         }
  40.     }
  41.     //描述图片尺寸
  42.     let sizeFig = [];
  43.     const sizeCallback = () => {
  44.         let imgTags = document.querySelectorAll("figure a img");
  45.         for(let imgTag of imgTags) {
  46.             if(sizeFig.find(x => x == imgTag) != undefined) {
  47.                 continue;
  48.             }
  49.             const height = imgTag.attributes.height.value;
  50.             const width = imgTag.attributes.width.value;
  51.             const id = "w-h-create-by-extension";
  52.             const found = document.getElementById(id);
  53.             if(found){
  54.                 found.innerText = `${width}\u00D7${height}`;
  55.             }
  56.             else{
  57.                 const span = document.createElement("span");
  58.                 span.id = "w-h-create-by-extension";
  59.                 const textNode = document.createTextNode(`${width}\u00D7${height}`);
  60.                 span.appendChild(textNode);
  61.                 imgTag.parentNode.parentNode.insertBefore(span, imgTag.parentNode);
  62.                 sizeFig.push(imgTag);
  63.             }
  64.         }
  65.     }
  66.     const targetNode = document.querySelector("body");
  67.     const config = {
  68.         childList: true,
  69.         subtree: true,
  70.     }
  71.     const originObserver = new MutationObserver(throttle(originCallback));
  72.     const sizeObserver = new MutationObserver(throttle(sizeCallback));
  73.     originObserver.observe(targetNode, config);
  74.     sizeObserver.observe(targetNode, config);
  75. })();