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Forked from soygul/youtube-upload.js
Created December 22, 2023 14:39
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YouTube video uploader using JavaScript and Node.js
// YouTube API video uploader using JavaScript/Node.js
// You can find the full visual guide at: https://www.youtube.com/watch?v=gncPwSEzq1s
// You can find the brief written guide at: https://quanticdev.com/articles/automating-my-youtube-uploads-using-nodejs
//
// Upload code is adapted from: https://developers.google.com/youtube/v3/quickstart/nodejs
const fs = require('fs');
const readline = require('readline');
const assert = require('assert')
const {google} = require('googleapis');
const OAuth2 = google.auth.OAuth2;
// video category IDs for YouTube:
const categoryIds = {
Entertainment: 24,
Education: 27,
ScienceTechnology: 28
}
// If modifying these scopes, delete your previously saved credentials in client_oauth_token.json
const SCOPES = ['https://www.googleapis.com/auth/youtube.upload'];
const TOKEN_PATH = '../' + 'client_oauth_token.json';
const videoFilePath = '../vid.mp4'
const thumbFilePath = '../thumb.png'
exports.uploadVideo = (title, description, tags) => {
assert(fs.existsSync(videoFilePath))
assert(fs.existsSync(thumbFilePath))
// Load client secrets from a local file.
fs.readFile('../client_secret.json', function processClientSecrets(err, content) {
if (err) {
console.log('Error loading client secret file: ' + err);
return;
}
// Authorize a client with the loaded credentials, then call the YouTube API.
authorize(JSON.parse(content), (auth) => uploadVideo(auth, title, description, tags));
});
}
/**
* Upload the video file.
*
* @param {google.auth.OAuth2} auth An authorized OAuth2 client.
*/
function uploadVideo(auth, title, description, tags) {
const service = google.youtube('v3')
service.videos.insert({
auth: auth,
part: 'snippet,status',
requestBody: {
snippet: {
title,
description,
tags,
categoryId: categoryIds.ScienceTechnology,
defaultLanguage: 'en',
defaultAudioLanguage: 'en'
},
status: {
privacyStatus: "private"
},
},
media: {
body: fs.createReadStream(videoFilePath),
},
}, function(err, response) {
if (err) {
console.log('The API returned an error: ' + err);
return;
}
console.log(response.data)
console.log('Video uploaded. Uploading the thumbnail now.')
service.thumbnails.set({
auth: auth,
videoId: response.data.id,
media: {
body: fs.createReadStream(thumbFilePath)
},
}, function(err, response) {
if (err) {
console.log('The API returned an error: ' + err);
return;
}
console.log(response.data)
})
});
}
/**
* Create an OAuth2 client with the given credentials, and then execute the
* given callback function.
*
* @param {Object} credentials The authorization client credentials.
* @param {function} callback The callback to call with the authorized client.
*/
function authorize(credentials, callback) {
const clientSecret = credentials.installed.client_secret;
const clientId = credentials.installed.client_id;
const redirectUrl = credentials.installed.redirect_uris[0];
const oauth2Client = new OAuth2(clientId, clientSecret, redirectUrl);
// Check if we have previously stored a token.
fs.readFile(TOKEN_PATH, function(err, token) {
if (err) {
getNewToken(oauth2Client, callback);
} else {
oauth2Client.credentials = JSON.parse(token);
callback(oauth2Client);
}
});
}
/**
* Get and store new token after prompting for user authorization, and then
* execute the given callback with the authorized OAuth2 client.
*
* @param {google.auth.OAuth2} oauth2Client The OAuth2 client to get token for.
* @param {getEventsCallback} callback The callback to call with the authorized
* client.
*/
function getNewToken(oauth2Client, callback) {
const authUrl = oauth2Client.generateAuthUrl({
access_type: 'offline',
scope: SCOPES
});
console.log('Authorize this app by visiting this url: ', authUrl);
const rl = readline.createInterface({
input: process.stdin,
output: process.stdout
});
rl.question('Enter the code from that page here: ', function(code) {
rl.close();
oauth2Client.getToken(code, function(err, token) {
if (err) {
console.log('Error while trying to retrieve access token', err);
return;
}
oauth2Client.credentials = token;
storeToken(token);
callback(oauth2Client);
});
});
}
/**
* Store token to disk be used in later program executions.
*
* @param {Object} token The token to store to disk.
*/
function storeToken(token) {
fs.writeFile(TOKEN_PATH, JSON.stringify(token), (err) => {
if (err) throw err;
console.log('Token stored to ' + TOKEN_PATH);
});
}
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