☰

Chin Fast Image Downloader

One click to download current hovered image/webmeme

当前为 2021-11-18 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name         Chin Fast Image Downloader
  3. // @namespace    https://greasyfork.org/en/users/86284-benjababe
  4. // @version      1.04
  5. // @description  One click to download current hovered image/webmeme
  6. // @author       Benjababe
  7.  
  8. // @match        https://boards.4channel.org/*
  9. // @match        https://arch.b4k.co/*
  10. // @match        https://archived.moe/*
  11. // @match        https://archive.nyafuu.org/*
  12. // @match        https://archive.wakarimasen.moe/*
  13. // @match        https://desuarchive.org/*
  14. // @match        https://warosu.org/*
  15.  
  16. // @grant        GM_download
  17. // ==/UserScript==
  18.  
  19. // jshint esversion: 6
  20.  
  21. (function () {
  22.     'use strict';
  23.  
  24.     const HOTKEY = "Pause";
  25.  
  26.     document.onkeydown = (e) => {
  27.         // key can be whatever you want, I choose pause as it's what I bound my mouse side keys to
  28.         if (e.code === HOTKEY) {
  29.             // get all elements hovered
  30.             let els = document.querySelectorAll(":hover");
  31.             els.forEach((el) => {
  32.                 // only download for images
  33.                 // for webms, it works only on its thumbnail
  34.                 if (el.tagName.toLowerCase() === "img") {
  35.                     // link to original image/webmeme usually is the parent <a> element
  36.                     let parent = el.parentNode,
  37.                         url = parent.href,
  38.                         filename = HDFilenameFromURL(url);
  39.                     GM_download(url, filename);
  40.                 }
  41.             });
  42.         }
  43.     }
  44.  
  45.     // eg. ".../1622014662736s.jpg -> 1622014662736.jpg"
  46.     // this function shouldn't ever need to be called, it's ran just in case
  47.     let HDFilenameFromURL = (url) => {
  48.         let SDFilename = url.split("/").pop(),
  49.             re = /([0-9]{1,})[s]{0,}([.a-zA-Z]{1,})/,
  50.             match = SDFilename.match(re);
  51.  
  52.         return match[1] + match[2];
  53.     }
  54. })();