Block lemmy instances

Remove posts and comments from specified instances.

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

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

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

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

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

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.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name         Block lemmy instances
// @namespace    http://tampermonkey.net/
// @version      0.4.3
// @description  Remove posts and comments from specified instances.
// @author       RyanHx
// @match        *://*/*
// @grant        none
// @license      MIT
// ==/UserScript==

(function() {
  'use strict';
  const target = document.querySelector("#app.lemmy-site");
  const config = { attributes: false, childList: true, subtree: true };
  const callback = (mutationList, observer) => {
      const blockedInstances = ["example.ml", "anotherexample.world"]; // EDIT THIS LINE
      for (const instance of blockedInstances) {
          const selector = `div.post-listing a[title$="@${instance}"], li.comment a.person-listing[title$="@${instance}"]`;
          let link = document.querySelector(selector);
          while (link) {
              const post = link.closest("div.post-listing, li.comment");
              const divider = post.nextElementSibling;
              console.log(`Removing ${instance} post.`);
              post.remove();
              if (divider?.nodeName === "HR") {
                  divider.remove();
              }
              link = document.querySelector(selector);
          }
      }
  }
  const observer = new MutationObserver(callback);
  if (target) {
      observer.observe(target, config);
      callback();
  }
})();