Persistently disable/re-enable subreddit-specific styles via a userscript command
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// ==UserScript==
// @name Reddit - Toggle Custom CSS
// @description Persistently disable/re-enable subreddit-specific styles via a userscript command
// @author chocolateboy
// @copyright chocolateboy
// @version 1.2.0
// @namespace https://github.com/chocolateboy/userscripts
// @license GPL: http://www.gnu.org/copyleft/gpl.html
// @include http://reddit.com/r/*
// @include https://reddit.com/r/*
// @include http://*.reddit.com/r/*
// @include https://*.reddit.com/r/*
// @require https://code.jquery.com/jquery-3.4.1.min.js
// @require https://cdn.jsdelivr.net/gh/eclecto/jQuery-onMutate@79bbb2b8caccabfc9b9ade046fe63f15f593fef6/src/jquery.onmutate.min.js
// @grant GM_addStyle
// @grant GM_deleteValue
// @grant GM_getValue
// @grant GM_setValue
// @grant GM_registerMenuCommand
// @run-at document-start
// ==/UserScript==
// inspired by: http://userscripts-mirror.org/scripts/show/109818
const CUSTOM_CSS = 'link[ref^="applied_subreddit_"]'
const DISABLE_CSS = false
const SUBREDDIT = location.pathname.match(/\/r\/(\w+)/)[1]
function toggle () {
const oldDisableCss = GM_getValue(SUBREDDIT, DISABLE_CSS)
const disableCss = !oldDisableCss
$(CUSTOM_CSS).prop('disabled', disableCss)
if (disableCss) {
GM_setValue(SUBREDDIT, true)
} else {
GM_deleteValue(SUBREDDIT)
}
}
// NOTE we need to disable the display rather than setting its visibility to
// hidden as the latter doesn't hide the background (which leads to a flash of
// styled content (FOSC) on subreddits with a custom background color and/or
// image)
//
// XXX hide the html element rather than the body element as the latter still
// results in a FOSC on some subreddits e.g. /r/firefox
function hidePage () {
GM_addStyle('html { display: none !important }')
}
const disableCss = GM_getValue(SUBREDDIT, DISABLE_CSS)
if (disableCss) {
$(document).onCreate('head', hidePage)
// https://wiki.greasespot.net/DOMContentLoaded#Workaround
$(document).on('DOMContentLoaded', () => {
$(CUSTOM_CSS).prop('disabled', true)
GM_addStyle('html { display: initial !important }')
})
}
GM_registerMenuCommand('Toggle Custom CSS', toggle)