利用直播comment寻找直播回放中的热点片段方便剪辑man干活
// ==UserScript==
// @name Youtube Live Replay Comment Collector
// @namespace http://tampermonkey.net/
// @version 1.1.1
// @description 利用直播comment寻找直播回放中的热点片段方便剪辑man干活
// @author yuyuyzl
// @match https://www.youtube.com/watch?v=*
// @grant GM_getValue
// @grant GM_setValue
// @grant GM_xmlhttpRequest
// @grant GM_setClipboard
// @grant GM_info
// ==/UserScript==
(function() {
'use strict';
setTimeout(function(){
if(document.getElementsByClassName("ytp-live").length!=0)return;
var chatID=document.body.innerHTML.match(/"reloadContinuationData":{"continuation":".*?"/g)[2].split('\"')[5];
var APIKey=document.head.innerHTML.match(/"INNERTUBE_API_KEY":"(.*?)"/)[1];
//var chatID="op2w0wRjGlBDamdhRFFvTFoySnVTbkJrWTNSQlVITXFKd29ZVlVNeGIzQklWWEozT0hKMmJuTmhaRlF0YVVkd04wTm5FZ3RuWW01S2NHUmpkRUZRY3lBQkABWgUQoI2DAWAEcgIIBHgB"
console.log(chatID);
console.log(APIKey);
var timeStr=document.getElementsByClassName("ytp-time-duration")[0].innerText.split(":");
console.log(timeStr);
var videoLengthMs=0;
for(var s of timeStr){
videoLengthMs=videoLengthMs*60+(+s);
}
videoLengthMs*=1000;
console.log(videoLengthMs);
var comments={};
var requestCount=0,requestDone=0;
var animateBar=0;
var node=document.createElement("DIV");
node.style["pointer-events"]="none";
document.getElementsByClassName("ytp-progress-bar-container")[0].appendChild(node);
var btnStart=document.createElement("BUTTON");
function getChatReplay(chatID,offsetMs,callback){
requestCount++;
btnStart.innerText="获取评论数据中...("+requestDone+"/"+requestCount+")";
GM_xmlhttpRequest({
method: "POST",
cache: false,
data: `{\"context\":{\"client\":{\"hl\":\"zh-CN\",\"gl\":\"US\",\"remoteHost\":\"8.8.8.8\",\"deviceMake\":\"\",\"deviceModel\":\"\",\"visitorData\":\"\",\"userAgent\":\"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.0.0 Safari/537.36,gzip(gfe)\",\"clientName\":\"WEB\",\"clientVersion\":\"2.20230201.01.00\",\"osName\":\"Windows\",\"osVersion\":\"10.0\",\"originalUrl\":\"\",\"screenPixelDensity\":2,\"platform\":\"DESKTOP\",\"clientFormFactor\":\"UNKNOWN_FORM_FACTOR\",\"configInfo\":{\"appInstallData\":\"\"},\"screenDensityFloat\":2,\"timeZone\":\"Asia/Shanghai\",\"browserName\":\"Chrome\",\"browserVersion\":\"109.0.0.0\",\"acceptHeader\":\"text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9\",\"deviceExperimentId\":\"\",\"screenWidthPoints\":400,\"screenHeightPoints\":558,\"utcOffsetMinutes\":480,\"userInterfaceTheme\":\"USER_INTERFACE_THEME_LIGHT\",\"connectionType\":\"CONN_CELLULAR_3G\",\"memoryTotalKbytes\":\"8000000\",\"mainAppWebInfo\":{\"graftUrl\":\"\",\"webDisplayMode\":\"WEB_DISPLAY_MODE_BROWSER\",\"isWebNativeShareAvailable\":true}},\"user\":{\"lockedSafetyMode\":false},\"request\":{\"useSsl\":true,\"internalExperimentFlags\":[],\"consistencyTokenJars\":[]},\"adSignalsInfo\":{\"params\":[{\"key\":\"dt\",\"value\":\"1675504743539\"},{\"key\":\"flash\",\"value\":\"0\"},{\"key\":\"frm\",\"value\":\"1\"},{\"key\":\"u_tz\",\"value\":\"480\"},{\"key\":\"u_his\",\"value\":\"5\"},{\"key\":\"u_h\",\"value\":\"1080\"},{\"key\":\"u_w\",\"value\":\"1920\"},{\"key\":\"u_ah\",\"value\":\"1040\"},{\"key\":\"u_aw\",\"value\":\"1920\"},{\"key\":\"u_cd\",\"value\":\"24\"},{\"key\":\"bc\",\"value\":\"31\"},{\"key\":\"bih\",\"value\":\"969\"},{\"key\":\"biw\",\"value\":\"1127\"},{\"key\":\"brdim\",\"value\":\"0,0,0,0,1920,0,1920,1040,400,558\"},{\"key\":\"vis\",\"value\":\"1\"},{\"key\":\"wgl\",\"value\":\"true\"},{\"key\":\"ca_type\",\"value\":\"image\"}]}},"continuation":"${chatID}","currentPlayerState":{"playerOffsetMs":"${offsetMs}"}}`,
url: "https://www.youtube.com/youtubei/v1/live_chat/get_live_chat_replay?key="+APIKey+"&prettyPrint=false",
onload:function(data){
var responseObj=JSON.parse(data.responseText);
//console.log(responseObj.response.continuationContents.liveChatContinuation.actions);
var itemsList={};
let minTime=2148473647;
let maxTime=0;
for(var item of responseObj.continuationContents.liveChatContinuation.actions){
let itemInner={};
let itemArranged={
time: +item.replayChatItemAction.videoOffsetTimeMsec,
//id: item.replayChatItemAction.actions[0].addChatItemAction.item.liveChatTextMessageRenderer.id,
//text: item.replayChatItemAction.actions[0].addChatItemAction.item.liveChatTextMessageRenderer.message.runs[0].text
};
itemArranged.timehms=Math.floor(itemArranged.time/1000/60/60)+":"+Math.floor(itemArranged.time/1000/60)%60+":"+Math.floor(itemArranged.time/1000)%60;
//console.log(item);
try{
if(item.replayChatItemAction.actions[0].addChatItemAction.item.hasOwnProperty("liveChatPaidMessageRenderer")){
//continue;
itemInner=item.replayChatItemAction.actions[0].addChatItemAction.item.liveChatPaidMessageRenderer;
itemArranged.isPaid=true;
itemArranged.amountPaid=itemInner.purchaseAmountText.simpleText;
}else if(item.replayChatItemAction.actions[0].addChatItemAction.item.hasOwnProperty("liveChatTextMessageRenderer")){
itemInner=item.replayChatItemAction.actions[0].addChatItemAction.item.liveChatTextMessageRenderer;
itemArranged.isPaid=false;
itemArranged.amountPaid=0;
}else continue;
}catch(e){continue;}
itemArranged.id=itemInner.id;
itemArranged.authorName=itemInner.authorName.simpleText;
var itemText="";
try{
for(var run of itemInner.message.runs){
if(run.hasOwnProperty("text"))itemText+=run.text;
if(run.hasOwnProperty("emoji"))itemText+=run.emoji.emojiId;
}
}catch(e){continue;}
itemArranged.text=itemText;
if(itemArranged.isPaid===false){
minTime=minTime>itemArranged.time?itemArranged.time:minTime;
maxTime=maxTime<itemArranged.time?itemArranged.time:maxTime;
}
itemsList[itemArranged.id]=itemArranged;
}
requestDone++;
btnStart.innerText="获取评论数据中...("+requestDone+"/"+requestCount+")";
callback(itemsList,minTime,maxTime);
}
});
}
var lock=0;
var timestart=new Date().getTime();
function sliceBlankArea(left,right){
if(requestCount>2000)return;
var reqTime=Math.round((left+right)/2);
console.log(left+"-sliceBlankArea-"+right);
if(right-left>300000){
sliceBlankArea(left,reqTime);
sliceBlankArea(reqTime,right);
return;
}
getChatReplay(chatID,reqTime,(data,min,max)=>{
if(min>reqTime)min=left;
if(max<reqTime)max=right;
for(var key in data)comments[key]=data[key];
console.log("UPDATED COMMENTS, SIZE:"+Object.keys(comments).length);
console.log("REQCOUNT:"+requestCount)
if(left<min)sliceBlankArea(left,min);
if(max<right)sliceBlankArea(max,right);
if(requestCount===requestDone){
clearInterval(animateBar);
console.log("sliceBlank DONE, time:"+(new Date().getTime()-timestart)+" REQCOUNT:"+requestCount);
console.log(comments);
btnStart.disabled=false;
btnStart.innerText="导出CSV/TSV文件";
btnStart.onclick=function(){
function getUrlParam(k) {
var regExp = new RegExp('([?]|&)' + k + '=([^&]*)(&|$)');
var result = window.location.href.match(regExp);
if (result) {
return decodeURIComponent(result[2]);
} else {
return null;
}
}
var sep=confirm("导出为TSV？（是：TSV，否：CSV）")?"\t":",";
var csvComments="\ufeffid"+sep+"isPaid"+sep+"author"+sep+"time"+sep+"timehms"+sep+"text"+sep+"amountPaid";
for(let commentID in comments){
const comment=comments[commentID];
csvComments+="\n"+comment.id+sep+comment.isPaid+sep+comment.authorName+sep+comment.time+sep+comment.timehms+sep+comment.text+sep+comment.amountPaid;
}
console.log(csvComments);
var blobContent = new Blob([csvComments], {type: "text/plain;charset=utf-8"});
const blobUrl = window.URL.createObjectURL(blobContent)
downloadFileByBlob(blobUrl, getUrlParam("v")+'_Comments.'+(sep==="\t"?"tsv":"csv"));
function downloadFileByBlob(blobUrl, filename) {
const eleLink = document.createElement('a')
eleLink.download = filename
eleLink.style.display = 'none'
eleLink.href = blobUrl
document.body.appendChild(eleLink)
eleLink.click()
document.body.removeChild(eleLink)
}
}
const gradientCount=Math.ceil(videoLengthMs/20000);
var commentCount=new Array(gradientCount+1);
for(let i=0;i<=gradientCount;i++)commentCount[i]=0;
for(let commentID in comments){
const comment=comments[commentID];
if(comment.isPaid===false)commentCount[Math.round(comment.time*gradientCount/videoLengthMs)]++;
}
//console.log(commentCount);
var countMax=0;
var countMin=999999999;
for(let i=0;i<=gradientCount;i++){
countMax=countMax<commentCount[i]?commentCount[i]:countMax;
countMin=countMin>commentCount[i]?commentCount[i]:countMin;
}
//console.log(countMax+","+countMin);
for(let i=0;i<=gradientCount;i++){
console.log(commentCount[i])
commentCount[i]="rgba(255,255,0,"+((commentCount[i]-countMin)/(countMax-countMin)).toFixed(2)+") "+(i*100/(gradientCount)).toFixed(2)+"%";
}
//console.log(commentCount);
var stylebg="linear-gradient(to right,"+commentCount.slice(0,gradientCount+1).join(",")+")";
node.style.background=stylebg;
console.log(node.style.background);
console.log(stylebg);
}
});
}
Node.prototype.prependChild = function (newNode){
this.insertBefore(newNode,this.firstChild);
}
btnStart.innerText="运行评论热点分析";
btnStart.style.background= "none";
btnStart.style.border= "1px solid rgb(5,95,212)";
btnStart.style.width= "100%";
btnStart.style.height= "36px";
btnStart.style.color= "rgb(5,95,212)";
btnStart.onclick=function(){
var chatID=document.body.innerHTML.match(/"reloadContinuationData":{"continuation":".*?"/g)[confirm("获取所有评论？（是：所有，否：热门）")?2:1].split('\"')[5];
btnStart.disabled=true;
timestart=new Date().getTime();
node.style.height="100%";
node.style.width="100%";
node.style.position="absolute";
node.style.bottom="0";
node.style.left="0";
node.style["z-index"]="32";
var animateCount=0;
animateBar=setInterval(function(){
animateCount=(animateCount+1)%20;
if(requestCount!==requestDone)node.style.background="rgba(0,255,0,"+(1-animateCount/19)+")";
},50);
sliceBlankArea(0,videoLengthMs);
};
document.getElementById("secondary-inner").prependChild(btnStart);
},5000);
})();
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