// ==UserScript==
// @name        RES twitter expandos
// @namespace   com.example
// @description Formats embedded tweets. RES cannot do this for technical and security reasons.
// @match       https://*.reddit.com/*
// @version     1
// @grant       none
// ==/UserScript==
"use strict";
/**
* loadTwitterScript(): void
* Adds the twitter script that was stripped by RES to the given node.
*/
function loadTwitterScript(node) {
node.style.display = 'none';
let script = document.createElement('script');
script.src = 'https://platform.twitter.com/widgets.js';
node.appendChild(script);
}
/**
* observeForTwits(target: HTMLElement): void
* Attaches a MutationObserver to target and loads twitter's js whenever it finds a tweet.
*/
function observeForTwits(target) {
let observer = new MutationObserver(function(mutations) {
for (let mutation of mutations) {
for (let node of mutation.addedNodes) {
if (node.className == 'twitter-tweet') {
loadTwitterScript(node);
}
}
}
});
// configuration of the observer:
let config = { childList: true, subtree: true };
// pass in the target node, as well as the observer options
observer.observe(target, config);
}
observeForTwits(document.body);