2021-08-12 13:28:17 +05:30

54 lines
2.0 KiB
TypeScript

import { url_get } from './request'
import { format_decipher, js_tokens } from './cipher'
export async function yt_initial_data(url : string){
let body = await url_get(url)
let player_response = JSON.parse(body.split("var ytInitialPlayerResponse = ")[1].split(";</script>")[0])
let response = JSON.parse(body.split("var ytInitialData = ")[1].split(";</script>")[0])
let html5player = 'https://www.youtube.com' + body.split('"jsUrl":"')[1].split('"')[0]
let format = []
format.push(player_response.streamingData.formats[0])
format.push(...player_response.streamingData.adaptiveFormats)
let vid = player_response.videoDetails
let microformat = player_response.microformat.playerMicroformatRenderer
let video_details = {
id : vid.videoId,
url : 'https://www.youtube.com/watch?v=' + vid.videoId,
title : vid.title,
description : vid.shortDescription,
duration : vid.lengthSeconds,
uploadedDate : microformat.publishDate,
thumbnail : `https://i.ytimg.com/vi/${vid.videoId}/maxresdefault.jpg`,
channel : {
name : vid.author,
id : vid.channelId,
url : `https://www.youtube.com/channel/${vid.channelId}`
},
views : vid.viewCount,
tags : vid.keywords,
averageRating : vid.averageRating,
live : vid.isLiveContent,
private : vid.isPrivate
}
let final = {
player_response,
response,
html5player,
format,
video_details
}
return final
}
export async function yt_deciphered_data(url : string) {
let data = await yt_initial_data(url)
if(data.format[0].signatureCipher || data.format[0].cipher){
data.format = await format_decipher(data.format, data.html5player)
return data
}
else {
return data
}
}