A script to deal with the automatic skipping of fixed length intros/outros for your favourite Youtube channels.
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// ==UserScript==
// @name Youtube Automatic BS Skip
// @namespace https://greasyfork.org/en/scripts/392459-youtube-automatic-bs-skip
// @version 2.9.7a
// @description A script to deal with the automatic skipping of fixed length intros/outros for your favourite Youtube channels.
// @author Daile Alimo
// @license MIT
// @match https://www.youtube.com/*
// @icon https://www.google.com/s2/favicons?sz=64&domain=youtube.com
// @grant GM.setValue
// @grant GM.getValue
// @grant GM.addStyle
// @require https://code.jquery.com/jquery-latest.js
// ==/UserScript==
//
/* globals $ whenReady */
const app = "YouTube Automatic BS Skip";
const version = '2.9.7a';
const debug = false;
// Elements
const controlUI_ID = "outro-controls";
const modal_ID = "modal";
const progressBar_ID = "progress-bar";
const introTime_ID = "intro-set";
const outroTime_ID = "outro-set";
const introLen_ID = "intro-length";
const outroLen_ID = "outro-length";
const channelTxt_ID = "channel_txt";
// Actions
const pauseOnOutro = "pause-on-outro";
const nextOnOutro = "next-on-outro";
const instantNextOnFinish = "instant-next";
const apply_ID = "apply";
const log = function(line) {
if (debug) {
console.log(line);
}
};
//
// whenReady - Keep checking the DOM until these given selectors are found.
// Invokes a callback function on complete that contains an object containing the JQuery element(s) for the given selectors accessable with aliases if given.
//
// selectors[] - Each selector to await.
// aliases[] - An alias for each selector/mutator.
// mutators{} - Associative array/object that given alias as key and function as value and selector as arguments returns a calculated result in place of its selector.
// callback - Function that is called when all selectors, containing each selector or its mutators returned value if applicable.
// error - Function that is called when an error such as retries exceeded occurs.
// maxRetries - The total number of times the whenReady will recur before calling the error function.
const whenReady = function({selectors = [], aliases = [], mutators = {}, callback = (selectors = {}), error, maxRetries = 5}) {
let ready = {};
let found = 0;
for(let i in selectors){
let $sel = $(selectors[i]);
if ($sel.length) {
let index = aliases[i] ? aliases[i]: i;
log(`found selector ${selectors[i]}`);
if (mutators[index]) {
ready[index] = mutators[index]($sel);
if (ready[index]){
found++;
}
} else {
ready[index] = $sel;
found++;
}
}
}
log(`found ${found} of ${selectors.length}`);
if (found === selectors.length) {
log("all selectors found");
return callback(ready);
}
setTimeout(function(){
if (maxRetries >= 1) {
return whenReady({
selectors: selectors,
aliases: aliases,
mutators: mutators,
callback: callback,
maxRetries: --maxRetries
});
}
if (error !== undefined) {
error("max retries exceeded");
}
}, 500);
};
// validateChannel - ensure we get a channel name out of the channel name element
const validateChannel = function(selector) {
let channel = selector.first().text();
log(`validating channel: ${channel}`);
if (channel === "") {
return false;
}
return channel;
};
// add indicators to the progress bar.
const setupProgressBar = function(selector) {
log('called setupProgressBar');
// add intro indicator to progress bar
if (document.getElementById(`${progressBar_ID}-intro`) == null){
log('created intro indicator');
selector.prepend(
$(`<div id="${progressBar_ID}-intro">`).addClass("ytp-load-progress").css({
"left": "0%",
"transform": "scaleX(0)",
})
);
}
// add outro indicator to progress bar
if (document.getElementById(`${progressBar_ID}-outro`) == null) {
log('created outro indicator');
selector.prepend(
$(`<div id="${progressBar_ID}-outro">`).addClass("ytp-load-progress").css({
"left": "100%",
"transform": "scaleX(0)",
})
);
}
return [`${progressBar_ID}-intro`, `${progressBar_ID}-outro`];
};
// destroy the indicators added to the progressbar.
const destroyProgressBar = function() {
log("destroying progressbars");
if($(`#${progressBar_ID}-intro`).remove()){log("removed intro bar");}
if($(`#${progressBar_ID}-outro`).remove()){log("removed outro bar");}
};
// update the indecators on the progressbar.
const updateProgressbars = function(intro, outro, duration) {
// update the intro progress bar
let introBar = $(`#${progressBar_ID}-intro`);
var introFraction = intro / duration;
introBar.css({
"left": "0%",
"transform": `scaleX(${introFraction})`,
"background-color": "green",
});
// update the outro progress bar
let outroBar = $(`#${progressBar_ID}-outro`);
var outroFraction = outro / duration;
outroBar.css({
"left": `${100 - (outroFraction * 100)}%`,
"transform": `scaleX(${outroFraction})`,
"background-color": "green",
});
};
const setupControls = function(selector) {
// Its easier to modify if we don't chain jquery.append($()) to build the html components
var controls = document.getElementById(controlUI_ID);
if (controls == null) {
log('adding controls to video');
controls = selector.prepend(`
<button id="${controlUI_ID}" class="ytp-button" title="YABSS" aria-label="YABSS">
<div class="ytp-autonav-toggle-button-container">
<svg xmlns="http://www.w3.org/2000/svg" height="24" viewBox="0 0 24 24" width="24"><path d="M0 0h24v24H0z" fill="none"/><path fill="white" d="M19 9l1.25-2.75L23 5l-2.75-1.25L19 1l-1.25 2.75L15 5l2.75 1.25L19 9zm-7.5.5L9 4 6.5 9.5 1 12l5.5 2.5L9 20l2.5-5.5L17 12l-5.5-2.5zM19 15l-1.25 2.75L15 19l2.75 1.25L19 23l1.25-2.75L23 19l-2.75-1.25L19 15z"/></svg>
</div>
</button>
`);
} else {
log('controls detected');
}
if (document.getElementById(modal_ID) == null) {
log('adding controls modal to DOM');
$('body').append(`
<div id="${modal_ID}">
<div id="${modal_ID}-escape"></div>
<div id="${modal_ID}-content">
<div id="${channelTxt_ID}">Loading Channel</div>
<h2 id="${controlUI_ID}-title" class="d-flex justify-space-between">YouTube Automatic BS Skip ${version}
<a href="https://www.buymeacoffee.com/JustDai" target="_blank">
<svg xmlns="http://www.w3.org/2000/svg" enable-background="new 0 0 24 24" height="24" viewBox="0 0 24 24" width="24">
<g><path d="M0,0h24v24H0V0z" fill="none"></path></g>
<g fill="#ffffff"><path d="M18.5,3H6C4.9,3,4,3.9,4,5v5.71c0,3.83,2.95,7.18,6.78,7.29c3.96,0.12,7.22-3.06,7.22-7v-1h0.5c1.93,0,3.5-1.57,3.5-3.5 S20.43,3,18.5,3z M16,5v3H6V5H16z M18.5,8H18V5h0.5C19.33,5,20,5.67,20,6.5S19.33,8,18.5,8z M4,19h16v2H4V19z"></path></g>
</svg>
</a>
</h2>
<div id="${controlUI_ID}-control-wrapper">
<div class="w-100 d-flex justify-space-around align-center">
<label for="${introLen_ID}">Intro</label>
<input type="number" min="0" id="${introLen_ID}" placeholder="unset" class="input">
</div>
<div class="w-100 d-flex justify-space-around align-center">
<label for="${outroLen_ID}">Outro</label>
<input type="number" min="0" id="${outroLen_ID}" placeholder="unset" class="input">
</div>
<div class="pa">
<label for="${controlUI_ID}-outro-action-group">Action on outro:</label>
<fieldset id="${controlUI_ID}-outro-action-group" class="d-flex">
<div>
<label for="${pauseOnOutro}">Pause Video</label>
<input type="radio" name="outro-action-group" id="${pauseOnOutro}">
</div>
<div>
<label for="${nextOnOutro}">Play Next Video</label>
<input type="radio" name="outro-action-group" id="${nextOnOutro}" checked="checked">
</div>
</fieldset>
</div>
<div class="py" >
<label for="${controlUI_ID}-ended-action-group">Action on finish:</label>
<fieldset id="${controlUI_ID}-ended-action-group" class="d-flex">
<div style="margin: auto; text-align: right;">
<label for="${instantNextOnFinish}">Instantly play next</label>
<input type="checkbox" name="outro-action-group" id="${instantNextOnFinish}">
</div>
</fieldset>
</div>
</div>
<tp-yt-paper-button id="${apply_ID}" class="style-scope py ytd-video-secondary-info-renderer d-flex justify-center align-center" style-target="host" role="button" elevation="3" aria-disabled="false">${apply_ID}</tp-yt-paper-button>
</div>
</div>
</div>`
);
}
return controls;
};
const destroyControls = function(){
log("destroying controls");
document.querySelectorAll(`#${controlUI_ID}`).forEach(e => e.remove());
document.querySelectorAll(`#${modal_ID}`).forEach(e => e.remove());
};
const updateControls = ({introPlaceholderTxt, outroPlaceholderTxt, channelTxt, introTxt, outroTxt, actions}) => {
if (introPlaceholderTxt) {
$(`#${introLen_ID}`).val(introPlaceholderTxt);
}
if (outroPlaceholderTxt) {
$(`#${outroLen_ID}`).val(outroPlaceholderTxt);
}
if (introTxt) {
$(`#${introTime_ID}`).text(introTxt);
}
if (outroTxt) {
$(`#${outroTime_ID}`).text(outroTxt);
}
if (channelTxt) {
$(`#${channelTxt_ID}`).text(channelTxt);
}
if (actions) {
(actions.outro)? $(`#${nextOnOutro}`).attr("checked", "checked") : $(`#${pauseOnOutro}`).attr("checked", "checked");
(actions.onFinish)? $(`#${instantNextOnFinish}`).attr("checked", "checked") : $(`#${instantNextOnFinish}`).removeAttr("checked");
}
$(`#${modal_ID}`).removeClass("show");
};
const destroy = function(afterDetroyed){
log("destroying..");
destroyProgressBar();
destroyControls();
log("destruction complete");
afterDetroyed();
};
// No longer on page loading to find channel name.
// Instead the channel name is loaded by binding to Youtubes yt-page-data-fetched event.
var channel = '';
(function(setupAndBind) {
"use strict";
//
// detect page change hashchange not working
// so check every 3 seconds if current URL matches URL we started with.
// handle appropriately.
//
var l = document.URL;
setInterval(function() {
if (l != document.URL){
if (l === "https://www.youtube.com/") { // ignore home
destroy(function() {
log("complete destruction");
});
}
}
l = document.URL;
}, 200);
// Quick channel loading - Hook into Youtube's events.
const ytapp = document.querySelector('body > ytd-app');
ytapp.addEventListener("yt-page-data-fetched", (e) => {
const page = e.detail.pageData.page; // browse, watch
log(page);
if (page !== 'watch') {
return destroy()
}
const ownerChannelName = e.detail.pageData.playerResponse.microformat.playerMicroformatRenderer.ownerChannelName;
log("channel name set: " + ownerChannelName);
if (ownerChannelName !== channel) {
channel = ownerChannelName
}
destroy(
() => setTimeout(setupAndBind, 1000)
)
});
})(function() {
// ignore home
if (document.URL === "https://www.youtube.com/"){
log("ignoring home");
return;
}
whenReady({
selectors: [".video-stream", ".ytp-right-controls", ".ytp-progress-bar"],
aliases: ["stream", "container", "progressBar"],
mutators: {
"container": setupControls,
"progressBar": setupProgressBar,
},
callback: async function(selectors) {
var storeId = channel.split(" ").join("_");
var introTargetId = storeId + "-intro";
var outroTargetId = storeId + "-outro";
var outroActionId = storeId + "-outro-action";
var finishedActionId = storeId + "-finished-action";
var loadedIntroSetInSeconds = await GM.getValue(introTargetId, 0);
var loadedOutroSetInSeconds = await GM.getValue(outroTargetId, 0);
var playNextOnOutro = await GM.getValue(outroActionId, true);
var instantNextOnFinished = await GM.getValue(finishedActionId, true);
//
log({
[introTargetId]: loadedIntroSetInSeconds,
[outroTargetId]: loadedOutroSetInSeconds,
[finishedActionId]: instantNextOnFinished
});
log(`outro action: ${(playNextOnOutro)? "skip to next video": "pause"}`);
updateControls({
introPlaceholderTxt: (loadedIntroSetInSeconds <= 0)? "unset": loadedIntroSetInSeconds,
outroPlaceholderTxt: (loadedOutroSetInSeconds <= 0)? "unset": loadedOutroSetInSeconds,
channelTxt: channel,
introTxt: loadedIntroSetInSeconds,
outroTxt: loadedOutroSetInSeconds,
actions: {
outro: playNextOnOutro,
onFinish: instantNextOnFinished,
},
});
const bindToStream = async function(){
// hook video timeupdate, wait for outro and hit next button when time reached
// if update time less than intro, skip to intro time
log("binding events");
let progressBarDone = false;
let paused = false;
let loadedIntroSetInSeconds = await GM.getValue(introTargetId, 0);
let loadedOutroSetInSeconds = await GM.getValue(outroTargetId, 0);
log("intro set: ", loadedIntroSetInSeconds);
log("outro set: ", loadedOutroSetInSeconds);
var ready = true;
//
// happens when a video's playback is aborted
selectors.stream.unbind("abort").on("abort", function(e){
log("stream abort");
ready = false;
});
selectors.stream.unbind("ended").on("ended", function(e){
log("stream ended");
ready = false;
if (instantNextOnFinished) {
$(".ytp-next-button")[0].click();
}
});
//
// set duration here and call writeProgressBars
selectors.stream.unbind("timeupdate").on("timeupdate", function(e){
log("bind timeupdate");
// use pause to prevent timeupdate after we have clicked pause button
// there is a slight delay from when pause button is clicked, to when the timeupdates are stopped.
if (paused) {
return setTimeout(1000, () => {paused = false});
}
//
let currentTime = this.currentTime;
let duration = this.duration;
//
if (duration && !progressBarDone) {
progressBarDone = true;
updateProgressbars(loadedIntroSetInSeconds, loadedOutroSetInSeconds, duration);
}
// If current time less than intro, skip past intro.
if(currentTime < loadedIntroSetInSeconds&& ready) {
log("intro skipped", loadedIntroSetInSeconds);
this.currentTime = loadedIntroSetInSeconds;
}
// If current time greater or equal to outro, click next button or pause the stream.
if(currentTime >= duration - loadedOutroSetInSeconds && loadedOutroSetInSeconds > 0){
if (playNextOnOutro) {
$(".ytp-next-button")[0].click();
} else {
paused = true;
$(".ytp-play-button")[0].click();
}
}
});
};
const modal = $(`#${modal_ID}`);
// handle apply outro in seconds
log("bind to click");
// Control popup toggle button click listener
$(`#${controlUI_ID}`).unbind('click').on('click', () => {
log("toggle modal");
modal.toggleClass("show");
});
$(`#${modal_ID}-escape`).unbind('click').on('click', () => {
log("clicked outside of modal");
modal.removeClass("show");
});
// Apply button click listener
$(`#${apply_ID}`).unbind('click').on("click", function() {
log("updating intro/outro skip");
var introSeconds = $("#" + introLen_ID).val().toString();
var outroSeconds = $("#" + outroLen_ID).val().toString();
if(introSeconds && introSeconds != "" && parseInt(introSeconds) != NaN){
if (introSeconds < 0) {
introSeconds = 0;
}
// save outro in local storage
GM.setValue(introTargetId, introSeconds);
}
if(outroSeconds && outroSeconds != "" && parseInt(outroSeconds) != NaN){
if (outroSeconds < 0) {
outroSeconds = 0;
}
// save outro in local storage
GM.setValue(outroTargetId, outroSeconds);
}
// update the intro/outro time on the controls
updateControls({
introTxt: introSeconds,
outroTxt: outroSeconds
});
bindToStream();
});
// Pause on outro radio button change
$(`#${pauseOnOutro}`).unbind('click').on("change", function(){
// pause on outro
playNextOnOutro=false
GM.setValue(outroActionId, playNextOnOutro);
});
// Next on outro radio button change
$(`#${nextOnOutro}`).unbind('click').on("change", function(){
// skip to next on outro
playNextOnOutro=true
GM.setValue(outroActionId, playNextOnOutro);
});
// Next on finish checkbox changed
$(`#${instantNextOnFinish}`).unbind('click').on("change", function(e){
// instantly play next video when finished.
instantNextOnFinished=e.target.checked
GM.setValue(finishedActionId, instantNextOnFinished);
});
//
bindToStream();
},
error: function(e) {
log(e);
destroyControls();
destroyProgressBar();
},
});
});
// Write the CSS rules to the DOM
GM.addStyle(`
#${modal_ID}-escape {
position: fixed;
left: 0;
top: 0;
width: 100vw;
height: 100vh;
z-index: 1000;
}
#${modal_ID} {
display: none;
position: fixed;
left: 0;
top: 0;
width: 100vw;
height: 100vh;
z-index: 999;
background: rgba(0,0,0,.8);
}
#${modal_ID}.show {
display: flex;
}
#${modal_ID}-content {
margin: auto;
width: 30%;
height: auto;
background-color: var(--yt-live-chat-action-panel-background-color);
color: var(--yt-live-chat-secondary-text-color);
border-radius: 6px 6px 6px;
border: 1px solid white;
padding: 15px;
z-index: 1001;
}
#${introLen_ID},#${outroLen_ID} {
font-size: 1.2em;
padding: .4em;
border-radius: .5em;
border: 1px solid var(--yt-spec-inverted-background);
width: 80%;
}
#${apply_ID} {
position: relative;
border: 1px solid white;
transition: background-color .2s ease-in-out
}
#${apply_ID}:hover {
background-color: rgba(255,255,255,0.3);
}
#${controlUI_ID} {
height: 100%;
padding: 0;
margin: 0;
bottom: 45%;
position: relative;
}
#${controlUI_ID} svg {
position: relative;
top: 20%;
left: 20%;
}
#${controlUI_ID}-panel {
margin-right: 1em;
vertical-align:top
}
#${controlUI_ID} > * {
display: inline-block;
max-height: 100%;
}
#${controlUI_ID}-title {
padding: 2px;
}
#${controlUI_ID}-outro-action-group {
padding: .5em;
}
#${controlUI_ID}-outro-action-group > div {
display: block;
margin: auto;
text-align-last: justify;
}
#${controlUI_ID}-control-wrapper > * {
padding-top: 1em;
}
#action-radios {
display: none;
}
#action-radios .actions{
padding-left: 2px;
text-align: left;
background-color: black;
color: white;
}
#${introLen_ID},#${outroLen_ID} {
margin-right: 2px;
}
#${channelTxt_ID} {
position: relative;
top: -3.5em;
margin-bottom: -1.5em;
color: white;
}
.w-100 {
width: 100% !important;
}
.input {
padding: .2em;
}
.d-flex {
display: flex;
}
.justify-center {
justify-content: center;
}
.justify-space-around {
justify-content: space-around;
}
.justify-space-between {
justify-content: space-between;
}
.align-center {
align-items: center;
}
.pa {
padding: .5em;
}
.py {
padding: .5em 0em;
}
`);