Restore Random Subreddit Feature

Leverages the API used by redditrand.com to redirect to a random subreddit.

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.

(Tôi đã có Trình quản lý tập lệnh người dùng, hãy cài đặt nó!)

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         Restore Random Subreddit Feature
// @namespace    http://tampermonkey.net/
// @version      0.8
// @description  Leverages the API used by redditrand.com to redirect to a random subreddit.
// @author       CheatFreak, PXA
// @match        *://*.reddit.com/*
// @grant        GM.xmlHttpRequest
// @run-at       document-start
// @connect      api.redditrand.com
// @license      MIT
// ==/UserScript==

(function() {
  'use strict';

  function goRandom(nsfw) {
    GM.xmlHttpRequest({
      method: 'GET',
      url: `https://api.redditrand.com/reddit-runner/rand?nsfw=${nsfw}`,
      onload: response => {
        const result = JSON.parse(response.responseText);
        window.location.href = `${window.location.origin}${result.url}`;
      }
    });
  }

  function replaceLinks() {
    const links = document.querySelectorAll('a');
    links.forEach(link => {
      if (link.href.includes('/r/random')) {
        link.href = 'javascript:void(0)';
        link.addEventListener('click', () => goRandom(0));
      } else if (link.href.includes('/r/randnsfw')) {
        link.href = 'javascript:void(0)';
        link.addEventListener('click', () => goRandom(1));
      }
    });
  }

  document.addEventListener('DOMContentLoaded', replaceLinks);

  if (window.location.pathname.startsWith('/r/random')) {
    goRandom(0);
  } else if (window.location.pathname.startsWith('/r/randnsfw')) {
    goRandom(1);
  }
})();