Return This Shit

Return HITs from HIT iframe

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Return This Shit
// @namespace    http://kadauchi.com/
// @version      1.0.2
// @description  Return HITs from HIT iframe
// @author       Kadauchi
// @icon         http://i.imgur.com/oGRQwPN.png
// @include      *
// @grant        GM_log
// ==/UserScript==

const qs = selector => document.querySelector(selector);

// Tells mturk to return the HIT if the message is recieved
const receiveMessage = event => {
  if (event.data === `ReturnThisShit`) {
	if (document.URL.match(`www.mturk.com`)) qs(`img[src="/media/return_hit.gif"]`).click();
	if (document.URL.match(`worker.mturk.com`)) qs(`.btn-secondary`).click();
  }
};

// Check if we are on mturk and that the return button exists
if (document.URL.match(`mturk.com`) && (qs(`img[src="/media/return_hit.gif"]`) || qs(`.btn-secondary`) && qs(`.btn-secondary`).textContent.match(`Return`))) {
  window.addEventListener(`message`, receiveMessage, false);
}

// Checks if we are in an iframe
if (document.self !== top) {
  document.addEventListener(`keydown`, event => {
	if (event.which === 109) window.parent.postMessage(`ReturnThisShit`, `*`);
  });
}