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Discord Embed Right Click Enabler

Re-enables right click on image and video embeds in Discord, since the new custom context menu update.

当前为 2023-02-26 提交的版本，查看 最新版本。

// ==UserScript==
// @name         Discord Embed Right Click Enabler
// @namespace    https://gf.zukizuki.org
// @version      1.3.2
// @description  Re-enables right click on image and video embeds in Discord, since the new custom context menu update.
// @author       ScocksBox
// @icon         https://i.imgur.com/ZOKp8LH.png
// @include      https://discord.com/*
// @license      MIT
// @run-at       document-end
// @grant        none
// ==/UserScript==

/* jshint esversion: 6 */

const selectors = [
	".message-2CShn3 img:not(.avatar-2e8lTP):not(.replyAvatar-sHd2sU)", // image embeds
	".message-2CShn3 video", // video embeds
  ".message-2CShn3 .messageAttachment-CZp8Iv a", // download buttons and file links
	".message-24k8JL img:not(.avatar-2e8lTP):not(.replyAvatar-sHd2sU)", // images embeds in search
	".message-24k8JL video", // video embeds in search
  ".message-24k8JL .messageAttachment-CZp8Iv a", // download buttons and file links in search
	".originalLink-Azwuo9" // image links
];
const selectorStr = selectors.join(", ");

var callback = function (mutationsList, observer) {
	for (const mutation of mutationsList) {
		for (const added of mutation.addedNodes) {
			if (added.nodeType !== Node.ELEMENT_NODE) {
				continue;
			}

			if (added.matches(selectorStr)) {
				added.addEventListener('contextmenu', function(event) {
					event.stopImmediatePropagation();
				}, true);
			}

			const elements = added.querySelectorAll(selectorStr);
			for (let i = 0; i < elements.length; i++) {
				let el = elements[i];
				el.addEventListener('contextmenu', function(event) {
					event.stopImmediatePropagation();
				}, true);
			}
		}
	}
};

const observer = new MutationObserver(callback);
observer.observe(document.body, { childList: true, subtree: true });