Auto-fullscreen image/video (Rule34.world, Rule34.xyz)

title explains some stuf

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 or Violentmonkey 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.

(У мене вже є менеджер скриптів, дайте мені встановити його!)

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         Auto-fullscreen image/video (Rule34.world, Rule34.xyz)
// @namespace    http://tampermonkey.net/
// @license MIT
// @version      1.1
// @description  title explains some stuf
// @author       You
// @match        https://rule34.world/*
// @match        https://rule34.xyz/*
// @match        https://rule34storage.b-cdn.net/*
// @grant        none
// ==/UserScript==
 
(function() {
    'use strict';
 
    var pageLoaded = setInterval(function () {
        if (document.readyState == "complete") {
            let loc = window.location.href
            if (loc.includes("/post/")) {
                let obj = document.querySelectorAll('img[_ngcontent-serverapp-c129]')[0]
                if (!obj) {
                    obj = document.querySelectorAll('source[_ngcontent-serverapp-c129]')[0]
                }
                let url = obj.src
 
                if (url.includes("rule34storage.b-cdn.net")) {
                    window.location.href = url
                } else {
                    window.location.href = url.replace(".picsmall.", ".pic.")
                }
            } else if (loc.includes("/posts/") && loc.includes("mp4")) {
                let vid = document.querySelectorAll('video')[0]
                vid.style = "width: 100%;height: 100vh;position: fixed"
                vid.loop = true
                vid.preload = true
            }
            clearInterval(pageLoaded)
        }
    }, 100);
})();