userscripts/src/proxy-load-image.user.js at main · danydodson/userscripts · GitHub

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// ==UserScript==
// @name         Proxy Load Image
// @namespace    http://stackoverflow.com/users/982924/rasg
// @author       RASG
// @version      2012.06.14.1010
// @icon         https://www.clipartmax.com/png/full/114-1147589_reverse-proxy-reverse-proxy-icon.png
// @description  Load images through a random proxy.
// @include      *
// @exclude      *intranet*
// ==/UserScript==

// Only images are loaded through the proxy. links remain untouched.

var imagens = ['.bmp', '.gif', '.img', 'imgur.com', '.jpeg', '.jpg', '.png'];
var matriz = ['https://cache-001.appspot.com/', 'https://cache-003.appspot.com/', 'https://cache-017.appspot.com/', 'https://meme-darwin.appspot.com/'];
var proxy = matriz[Math.floor(Math.random() * matriz.length)];
var temproxy = 0;
var url = window.location.href;

for (j in matriz)
  if (url.indexOf(matriz[j]) > -1)
    temproxy = 1;

if (temproxy == 0) {
  for (var i = 0, link; (link = document.links[i]); i++) {
    for (h in imagens) {
      if (link.href.indexOf(imagens[h]) > -1) {
        link.href = link.href.replace(location.protocol + '//', proxy);
        // GM_log(link.href);
      }
    }
  }
}

/* Replace the 'img src' */
if (temproxy == 0) {
  for (var x = 0; x < document.images.length; x++) {
    imagem = document.images[x];
    imagem.src = imagem.src.replace(location.protocol + '//', proxy);
  }
}