Redlib Quirk Fixer

Fix some quirks of Redlib (previously Libreddit) instances (disabled HLS, disabled NSFW, etc)

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

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

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

// ==UserScript==
// @name         Redlib Quirk Fixer
// @namespace    happyviking
// @version      1.30.0
// @grant        none
// @run-at       document-end
// @license      MIT
// @description  Fix some quirks of Redlib (previously Libreddit) instances (disabled HLS, disabled NSFW, etc)
// @icon         https://gitlab.com/uploads/-/system/project/avatar/32545239/libreddit.png
// @author       HappyViking

// <<INSTANCES START HERE>>
// @match https://libreddit.diffraction.dev/*
// @match https://libreddit.privacydev.net/*
// @match https://red.artemislena.eu/*
// @match https://reddit.adminforge.de/*
// @match https://reddit.nerdvpn.de/*
// @match https://reddit.rtrace.io/*
// @match https://redlib.catsarch.com/*
// @match https://redlib.minihoot.site/*
// @match https://redlib.orangenet.cc/*
// @match https://redlib.perennialte.ch/*
// @match https://redlib.privacyredirect.com/*
// @match https://redlib.privadency.com/*
// @match https://redlib.r4fo.com/*
// @match https://redlib.thebunny.zone/*
// @match https://rl.blitzw.in/*
// @match https://safereddit.com/*
// @match https://red.ngn.tf/*
// @match https://redlib.scanash.xyz/*
// @match https://rl.bloat.cat/*
// @match https://redlib.4o1x5.dev/*
// @match https://eu.safereddit.com/*
// @match https://lr.ptr.moe/*
// @match https://redlib.nadeko.net/*
// @match https://redlib.tux.pizza/*
// @match https://l.opnxng.com/*
// @match https://libreddit.bus-hit.me/*
// @match https://libreddit.projectsegfau.lt/*
// @match https://lr.ggtyler.dev/*
// @match https://lr.n8pjl.ca/*
// @match https://r.darrennathanael.com/*
// @match https://red.arancia.click/*
// @match https://redlib.baczek.me/*
// @match https://redlib.ducks.party/*
// @match https://redlib.freedit.eu/*
// @match https://redlib.frontendfriendly.xyz/*
// @match https://redlib.incogniweb.net/*
// @match https://redlib.nirn.quest/*
// @match https://redlib.nohost.network/*
// @match https://redlib.privacy.com.de/*
// @match https://redlib.private.coffee/*
// @match https://redlib.reallyaweso.me/*
// @match https://redlib.seasi.dev/*
// @match https://redlib.vimmer.dev/*
// @match https://rl.rootdo.com/*
// @match https://lr.quitaxd.online/*
// @match https://redlib.nezumi.party/*
// @match https://redlib.kittywi.re/*
// @match https://reddit.idevicehacked.com/*
// @match https://redlib.privacy.deals/*
// @match https://reddit.owo.si/*
// @match https://redlib.dnfetheus.xyz/*
// @match https://libreddit.eu.org/*
// @match https://reddit.invak.id/*
// @match https://redlib.cow.rip/*
// @match https://redlib.xn--hackerhhle-kcb.org/*
// @match https://redlib.matthew.science/*
// @match https://libreddit.freedit.eu/*
// @match https://libreddit.hu/*
// @match https://libreddit.kylrth.com/*
// @match https://libreddit.lunar.icu/*
// @match https://libreddit.mha.fi/*
// @match https://libreddit.northboot.xyz/*
// @match https://libreddit.oxymagnesium.com/*
// @match https://libreddit.pussthecat.org/*
// @match https://libreddit.spike.codes/*
// @match https://libreddit.strongthany.cc/*
// @match https://libreddit.tiekoetter.com/*
// @match https://lr.4201337.xyz/*
// @match https://lr.aeong.one/*
// @match https://lr.artemislena.eu/*
// @match https://lr.slipfox.xyz/*
// @match https://r.walkx.fyi/*
// @match https://reddit.simo.sh/*
// @match https://reddit.smnz.de/*
// @match https://reddit.utsav2.dev/*
// @match https://snoo.habedieeh.re/*
// @match https://libreddit.kutay.dev/*
// @match https://libreddit.tux.pizza/*
// @match https://lr.vern.cc/*
// @match https://r.darklab.sh/*
// @match https://reddit.leptons.xyz/*
// @match https://discuss.whatever.social/*
// @match https://libreddit.kavin.rocks/*
// @match https://libreddit.cachyos.org/*
// @match https://libreddit.domain.glass/*
// @match https://libreddit.privacy.com.de/*
// @match https://reddit.baby/*
// <<INSTANCES END HERE>>

// @match https://geoblock.ste.company/restricted/*
// @match https://oratrice.ptr.moe/*

// ==/UserScript==

function generateNewInstanceURL() {
    if (window.location.pathname.includes(".within.website")) {
        const urlObj = new URL(window.location.toString());
        const redir = urlObj.searchParams.get('redir');
        if (!redir) return false
        const decodedRedir = decodeURIComponent(redir);
        const redirUrl = new URL(decodedRedir);
        return 'https://farside.link/redlib/' + redirUrl.pathname + redirUrl.search
    }
    return 'https://farside.link/redlib/' + (window.location.pathname + window.location.search);
}

// ************************************************

function setCookie(name, val) {
    const expiry = new Date()
    expiry.setMonth(expiry.getMonth() + 1)
    const domainAssociation = "domain=" + window.location.hostname;
    document.cookie = `${name}=${val};${domainAssociation};expires=${expiry.toUTCString()}`;
}

function getCookie(name) {
    const nameInfo = name + "=";
    const cookieList = document.cookie.split(';');
    return cookieList.find(c => c.trim().startsWith(nameInfo))
}


function fixDefaultCommentOrder() {
    if (["lr.artemislena.eu", "red.artemislena.eu"].includes(window.location.hostname)) {
        const COOKIE_NAME = window.location.hostname + "FIXED_COMMENT_ORDER"
        if (!getCookie(COOKIE_NAME)) {
            setCookie(COOKIE_NAME, "yes")
            setPreference("comment_sort", "confidence")
        }
    }
}

// ************************************************

let shouldReloadWithNewPreferences = false
let preferencesString = ""

function setPreference(name, val) {
    preferencesString += `&${name}=${val}`
    shouldReloadWithNewPreferences = true
}


function fixNSFWBlurred() {
    if (document.querySelectorAll(".post_blurred").length) {
        setPreference("blur_nsfw", "off")
    }
}

function fixNSFWGate() {
    const nsfwElement = document.getElementById("nsfw_landing")
    if (!nsfwElement) return;
    const nsfwInfo = nsfwElement.querySelector("p")?.innerHTML
    if (!nsfwInfo) return

    if (nsfwInfo.includes("SFW-only")) {
        const addedMessage = document.createElement("p")
        addedMessage.textContent = "Redirecting you to new instance..."
        nsfwElement.appendChild(addedMessage)
        location.replace(generateNewInstanceURL());
    } else {
        setPreference("show_nsfw", "on")
    }
}

function fixNoHls() {
    const notifications = document.getElementsByClassName("post_notification")
    for (const notification of notifications) {
        const notifMessage = notification.querySelector("a")?.textContent
        if (notifMessage.trim() === "Enable HLS") {
            setPreference("use_hls", "on")
            break
        }
    }
}

// ************************************************

// https://github.com/TecharoHQ/anubis
function isInAnubis() {
    return !!document.getElementById("anubis_version")
}

function redirectIfStillInAnubis(timeout) {
    setTimeout(() => {
        if (isInAnubis()) location.replace(generateNewInstanceURL());
    }, timeout)
}

function fixBadAnubisCheck() {
    const specialCases = {
        "rl.blitzw.in": 500,
        "oratrice.ptr.moe": 2000
    }
    const specialTimeout = specialCases[window.location.hostname]
    redirectIfStillInAnubis(specialTimeout ?? 7000)
}

// ************************************************


// Basic Checks
fixBadAnubisCheck()
fixNSFWGate()
fixNSFWBlurred()
fixNoHls()

// More complicated Checks
fixDefaultCommentOrder()

if (shouldReloadWithNewPreferences) {
    // We might as well turn on HLS before we realize that it's not enabled and we 
    // have to reload a second time...
    setPreference("use_hls", "on")
    // Same for blur NSFW
    setPreference("blur_nsfw", "off")
    location.replace(`https://${window.location.hostname}/settings/update?${preferencesString}&redirect=${encodeURI(window.location.pathname.slice(1) + window.location.search)}`)
}