Video description, long comments and list of subscriptions are expanded automatically; all the replies are shown after pressing "Show more replies" button
当前为
// ==UserScript==
// @name Youtube: expand description and long comments; show all the replies
// @description Video description, long comments and list of subscriptions are expanded automatically; all the replies are shown after pressing "Show more replies" button
// @author MK
// @namespace max44
// @homepage https://greasyfork.org/en/users/309172-max44
// @match *://*.youtube.com/*
// @match *://*.youtu.be/*
// @icon https://cdn.icon-icons.com/icons2/1488/PNG/512/5295-youtube-i_102568.png
// @version 1.2.10
// @license MIT
// @grant none
// @require https://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js
// @run-at document-end
// ==/UserScript==
(function () {
'use strict';
var videoIdAtLastCheck = "";
var btnClick = null;
var waitVideo;
var i;
var observerBody = null;
var observerSubs = null;
var flgSubsDone = false;
var observerDesc = null;
var observerComments = null;
//var observerCommentsTabview = null;
var observerCommentsNotif = null;
var observerComPost = null;
//---
//--- Listen to global page changes
//---
const callbackBody = function (mutationsList, observer) {
var pathArray = window.location.pathname.split('/');
var firstPath = pathArray[1];
var lastPath = pathArray[pathArray.length - 1];
//Check whether video is new to expand description
if (firstPath === "watch" || firstPath === "live") {
//var player = $( "div#content ytd-watch-flexy" );
var player = document.querySelectorAll("div#content ytd-watch-flexy");
if (player != null && player.length > 0) {
clearInterval(waitVideo); //Stop waiting for video
var videoId = player[0].getAttribute("video-id");
player = null;
if (videoIdAtLastCheck != videoId) {
videoIdAtLastCheck = videoId;
expandDesc();
}
}
}
/* //---
//--- Listen to description and expand it
//---
if (observerDesc == null) {
const callbackDesc = function (mutationsList, observer) {
//Check whether video is new to expand description
if (firstPath === "watch") {
var player = $( "div#content ytd-watch-flexy" );
if (player != null && player.length > 0) {
clearInterval(waitVideo); //Stop waiting for video
var videoId = player[0].getAttribute("video-id");
player = null;
if (videoIdAtLastCheck != videoId) {
videoIdAtLastCheck = videoId;
console.log("new video");
expandDesc();
}
}
}
}
let nodeDesc = document.querySelector("#player");//document.querySelector(".watch-active-metadata");
if (nodeDesc != null) {
observerDesc = new MutationObserver(callbackDesc);
observerDesc.observe(nodeDesc, {childList: true, subtree: true, attributes: true, characterData: false});
console.log("desc observer added");
}
}*/
//Remove subscriptions observer after subscriptions have been expanded
if (flgSubsDone && observerSubs != null) {
observerSubs.disconnect(); //Expand subscriptions only once
observerSubs = null;
}
//---
//--- Listen to community posts and expand them
//---
if (observerComPost == null && lastPath === "community") {
const callbackComPost = function (mutationsList, observer) {
expandComPosts();
}
let nodeComPost = document.querySelector("#primary #contents #contents");
if (nodeComPost != null) {
observerComPost = new MutationObserver(callbackComPost);
observerComPost.observe(nodeComPost, {childList: true, subtree: true, attributes: true, characterData: false});
}
}
//Remove community post observer on non-community pages
if (observerComPost != null && lastPath != "community") {
observerComPost.disconnect();
observerComPost = null;
}
//---
//--- Listen to comments and expand them
//---
if (observerComments == null && (firstPath === "watch" || firstPath === "live" || firstPath === "post" || firstPath === "shorts" || lastPath === "community")) {
const callbackComments = function (mutationsList, observer) {
expandComments();
}
let nodeComments = null;
let nodeCommentsTabview = null;
if (firstPath === "shorts") {
nodeComments = document.querySelector("ytd-shorts ytd-comments:not([hidden='']");
if (nodeComments != null) {
observerComments = new MutationObserver(callbackComments);
observerComments.observe(nodeComments, {childList: true, subtree: true, attributes: true, characterData: false});
}
} else {
nodeComments = document.querySelector("#primary ytd-comments:not([hidden='']");
if (nodeComments != null) {
observerComments = new MutationObserver(callbackComments);
observerComments.observe(nodeComments, {childList: true, subtree: true, attributes: true, characterData: false});
}
nodeCommentsTabview = document.querySelector("#right-tabs ytd-comments:not([hidden='']");
if (nodeCommentsTabview != null) {
observerComments = new MutationObserver(callbackComments);
observerComments.observe(nodeCommentsTabview, {childList: true, subtree: true, attributes: true, characterData: false});
}
}
}
//Remove comments observer
if (observerComments != null && firstPath != "watch" && firstPath != "live" && firstPath != "shorts" && firstPath != "post" && lastPath != "community") {
observerComments.disconnect();
observerComments = null;
}
//---
//--- Listen to comments in notification submenu and expand them
//---
if (observerCommentsNotif == null) {
const callbackCommentsNotif = function (mutationsList, observer) {
expandCommentsNotif();
}
let nodeCommentsNotif = null;
nodeCommentsNotif = document.querySelector("ytd-popup-container #contentWrapper");
if (nodeCommentsNotif != null) {
observerCommentsNotif = new MutationObserver(callbackCommentsNotif);
observerCommentsNotif.observe(nodeCommentsNotif, {childList: true, subtree: true, attributes: true, characterData: false});
}
}
}
let nodeBody = document.querySelector("body");
if (nodeBody != null) {
const observerBody = new MutationObserver(callbackBody);
observerBody.observe(nodeBody, {childList: true, subtree: true, attributes: true, characterData: false});
}
//---
//--- Listen to subscriptions and expand them
//---
const callbackSubs = function (mutationsList, observer) {
expandSubs();
}
let nodeSubs = document.querySelector("div#guide-wrapper");
if (nodeSubs != null) {
observerSubs = new MutationObserver(callbackSubs);
observerSubs.observe(nodeSubs, {childList: true, subtree: true, attributes: true, characterData: false});
}
/*//Check what buttons to click after each scroll of main window
$( window ).scroll(function() {
//expandComPosts();
expandComments();
});*/
//---------------------------------------
// Expand description
//---------------------------------------
function expandDesc() {
//Expand description
/*btnClick = $( "div#description ytd-text-inline-expander tp-yt-paper-button#expand[role='button']:not([hidden=''])" );
if (btnClick != null && btnClick.length > 0) {// && isVisible(btnClick)) {
btnClick[0].click();
}*/
//Expand description - suggested by gcobc12632
//btnClick = $( "yt-interaction#description-interaction" );
btnClick = document.querySelector("yt-interaction#description-interaction");
if (btnClick != null) {// && isVisible(btnClick)) {
btnClick.click();
}
//Expand description after 7ktTube | 2016 REDUX script
//btnClick = $( "div#meta-contents ytd-video-secondary-info-renderer div ytd-expander tp-yt-paper-button#more:not([hidden=''])" );
btnClick = document.querySelectorAll("div#meta-contents ytd-video-secondary-info-renderer div ytd-expander tp-yt-paper-button#more:not([hidden=''])");
if (btnClick != null && btnClick.length > 0) {// && isVisible(btnClick)) {
btnClick[0].click();
}
}
//---------------------------------------
// Expand post in community section
//---------------------------------------
function expandComPosts() {
//btnClick = $( "div#post tp-yt-paper-button#more:not([hidden='']) > span.more-button" );
btnClick = document.querySelectorAll("#post tp-yt-paper-button#more:not([hidden='']) > span.more-button");
if (btnClick != null && btnClick.length > 0) {
for (i = 0; i < btnClick.length; i++) {
btnClick[i].click();
btnClick[i].parentNode.previousElementSibling.setAttribute("style", "display:none;"); //Hide "Show less" button
}
}
}
//---------------------------------------
// Expand comments
//---------------------------------------
function expandComments() {
//Expand long comments and hide "show less" button in comments section
btnClick = document.querySelectorAll("ytd-comments tp-yt-paper-button#more:not([hidden='']) > span.more-button");
if (btnClick != null) {
for (i = 0; i < btnClick.length; i++) {
btnClick[i].click();
btnClick[i].setAttribute("clicked-by-script", "true"); //Do not click it again
btnClick[i].parentNode.previousElementSibling.setAttribute("style", "display:none;"); //Hide "Show less" button
}
}
//Show all replies upon pressing "Show more replies" button (not in notification submenu)
btnClick = document.querySelectorAll("#primary div#replies div#expander div#expander-contents div#button.ytd-continuation-item-renderer:not([hidden]) ytd-button-renderer.ytd-continuation-item-renderer button.yt-spec-button-shape-next:not([clicked-by-script='true'])");
if (btnClick != null) {
for (i = 0; i < btnClick.length; i++) {
btnClick[i].click();
btnClick[i].setAttribute("clicked-by-script", "true"); //Do not click it again
}
}
//Rearm "Show more replies" button
btnClick = document.querySelectorAll("#primary div#replies div#expander div#expander-contents div#button.ytd-continuation-item-renderer[hidden=''] ytd-button-renderer.ytd-continuation-item-renderer button.yt-spec-button-shape-next[clicked-by-script='true']");
if (btnClick != null) {
for (i = 0; i < btnClick.length; i++) {
btnClick[i].removeAttribute("clicked-by-script", "true"); //Click it again when it becomes not hidden
}
}
//Show all replies upon pressing "View more comments" button (7ktTube | 2016 REDUX script)
btnClick = document.querySelectorAll("#primary div#replies div#expander div#expander-contents div#button.ytd-continuation-item-renderer:not([hidden]) ytd-button-renderer tp-yt-paper-button#button[role='button']:not([clicked-by-script='true'])");
if (btnClick != null) {
for (i = 0; i < btnClick.length; i++) {
btnClick[i].click();
btnClick[i].setAttribute("clicked-by-script", "true"); //Do not click it again
}
}
//Rearm "View more comments" button (7ktTube | 2016 REDUX script)
btnClick = document.querySelectorAll("#primary div#replies div#expander div#expander-contents div#button.ytd-continuation-item-renderer[hidden=''] ytd-button-renderer tp-yt-paper-button#button[role='button'][clicked-by-script='true']");
if (btnClick != null) {
for (i = 0; i < btnClick.length; i++) {
btnClick[i].click();
btnClick[i].removeAttribute("clicked-by-script", "true"); //Click it again when it becomes not hidden
}
}
}
//---------------------------------------
// Expand comments in notification submenu
//---------------------------------------
function expandCommentsNotif() {
//Expand long comments and hide "show less" button in notification submenu
//btnClick = $( "#submenu ytd-comment-renderer #comment-content tp-yt-paper-button#more:not([hidden='']) > span.more-button[slot='more-button']:not([clicked-by-script='true'])" );
btnClick = document.querySelectorAll("#submenu tp-yt-paper-button#more:not([hidden='']) > span.more-button[slot='more-button']:not([clicked-by-script='true'])");
if (btnClick != null) {
for (i = 0; i < btnClick.length; i++) {
btnClick[i].click();
btnClick[i].setAttribute("clicked-by-script", "true"); //Do not click it again
btnClick[i].parentNode.previousElementSibling.setAttribute("style", "display:none;"); //Hide "Show less" button
}
}
}
//---------------------------------------
// Show all subscriptions
//---------------------------------------
function expandSubs() {
//btnClick = $( "#guide div#sections div#items ytd-guide-collapsible-entry-renderer.ytd-guide-section-renderer[can-show-more=''] #expander-item" );
btnClick = document.querySelectorAll("#guide div#sections div#items ytd-guide-collapsible-entry-renderer.ytd-guide-section-renderer[can-show-more=''] #expander-item");
if (btnClick != null) {
for (i = 0; i < btnClick.length; i++) {
if (isVisible(btnClick[i])) {
btnClick[i].click();
flgSubsDone = true;
}
}
}
}
//---------------------------------------
// Check all the parents of element to find whether it is visible or not
//---------------------------------------
function isVisible(pObj) {
if (pObj != null) {
var checkNext = true;
var vObj = pObj;
while (checkNext) {
checkNext = false;
//console.log("checking element " + vObj.tagName + "#" + vObj.id + ": '" + document.defaultView.getComputedStyle(vObj,null)['display'] + "'");
if (document.defaultView.getComputedStyle(vObj,null)['display'] != "none") {
if (vObj.parentElement != null) {
vObj = vObj.parentElement;
checkNext = true;
}
} else {
return false;
}
}
return true;
}
return false;
}
})();
/*//Detect spinner at main comments
var spinnerMain = $( "#primary div#replies div#expander tp-yt-paper-spinner#spinner[active]" );
if (spinnerMain != null && spinnerMain.length > 0) {
console.log("main active spinner detected");
spinnerActive = true;
//Listen to spinner changes
const spinnerCallback = function (mutationsList, observer) {
expandComments();
//spinnerMain = $( "#primary div#replies div#expander tp-yt-paper-spinner#spinner[active]" );
if (spinnerMain[0].getAttribute("active") == null || spinnerMain[0].getAttribute("active") == "") {
console.log("main spinner deactivated");
spinnerObserver.disconnet();
}
}
var spinnerNode = document.querySelector("#primary div#replies div#expander tp-yt-paper-spinner#spinner[active]");
if (spinnerNode != null) {
const spinnerObserver = new MutationObserver(spinnerCallback);
spinnerObserver.observe(spinnerNode, {childList: true, subtree: true, attributes: true, characterData: true});
}
} else if (spinnerActive) {
console.log("spinner stopped");
spinnerActive = false;
expandComments();
}*/