// ==UserScript==
// @name YouTube / Spotify Playlists Converter
// @version 3.0
// @description Convert your music playlists between YouTube & Spotify with a single click.
// @author bobsaget1990
// @match https://www.youtube.com/*
// @match https://music.youtube.com/*
// @match https://open.spotify.com/*
// @grant GM_setValue
// @grant GM_getValue
// @grant GM.xmlHttpRequest
// @grant GM_registerMenuCommand
// @grant GM_unregisterMenuCommand
// @connect spotify.com
// @connect youtube.com
// @connect accounts.google.com
// @icon64 https://i.imgur.com/zjGIQn4.png
// @compatible chrome
// @compatible edge
// @compatible firefox
// @license GNU GPLv3
// @namespace https://gf.qytechs.cn/users/1254768
// ==/UserScript==
(async () => {
// UI FUNCTIONS:
function createUI(operations) {
function createSpanElements(textContent) {
const spanElements = [];
for (let i = 0; i < textContent.length; i++) {
const span = document.createElement("span");
span.textContent = textContent[i];
span.classList.add(`op-${i + 1}`);
spanElements.push(span);
}
return spanElements;
}
function createButton(className, textContent, clickHandler) {
const button = document.createElement('button');
button.classList.add(className);
button.textContent = textContent;
button.onclick = clickHandler;
return button;
}
function reloadPage() {
location.reload();
}
// Remove existing UI
const existingUI = document.querySelector('div.floating-div');
if (existingUI) existingUI.remove();
const floatingDiv = document.createElement('div');
floatingDiv.classList.add('floating-div');
const centerDiv = document.createElement('div');
centerDiv.classList.add('center-div');
const cancelButton = createButton('cancel-button', 'Cancel', reloadPage);
const closeButton = createButton('close-button', '×', reloadPage); // Unicode character for the close symbol
// Add UI to the page
document.body.appendChild(floatingDiv);
floatingDiv.appendChild(centerDiv);
floatingDiv.appendChild(cancelButton);
floatingDiv.appendChild(closeButton);
floatingDiv.style.display = 'flex';
// Add operations
const spanElements = createSpanElements(operations);
centerDiv.append(...spanElements);
// CSS
const css = `
.floating-div {
position: fixed;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
z-index: 9999;
width: 400px;
height: auto;
display: none;
flex-direction: column;
justify-content: space-between;
align-items: center;
border-radius: 10px;
box-shadow: 0 0 0 1px #3a3a3a;
background-color: #0f0f0f;
line-height: 50px;
}
.center-div span {
display: block;
height: 30px;
margin: 10px;
font-family: 'Roboto', sans-serif;
font-size: 14px;
color: white;
opacity: 0.3;
}
.cancel-button {
width: auto;
height: 30px;
padding-left: 25px;
padding-right: 25px;
margin-top: 20px;
margin-bottom: 20px;
background-color: white;
color: #0f0f0f;
border-radius: 50px;
border: unset;
font-family: 'Roboto', sans-serif;
font-size: 16px;
}
.cancel-button:hover {
box-shadow: inset 0px 0px 0 2000px rgba(0,0,0,0.25);
}
.cancel-button:active {
box-shadow: inset 0px 0px 0 2000px rgba(0,0,0,0.5);
}
.close-button {
position: absolute;
top: 10px;
right: 10px;
width: 25px;
height: 25px;
border-radius: 50%;
background-color: #393939;
color: #7e7e7e;
border: unset;
font-family: math;
font-size: 17px;
text-align: center;
}
.close-button:hover {
box-shadow: inset 0px 0px 0 2000px rgba(255,255,255,0.05);
}
.close-button:active {
box-shadow: inset 0px 0px 0 2000px rgba(255,255,255,0.1);
}`;
// Add the CSS to the page
const style = document.createElement('style');
style.textContent = css;
document.head.appendChild(style);
return {
floatingDiv: floatingDiv,
centerDiv: centerDiv,
cancelButton: cancelButton,
closeButton: closeButton
};
}
function closeConfirmation(event) {
event.preventDefault();
event.returnValue = null;
return null;
}
function CustomError(obj) {
this.response = obj.response;
this.message = obj.message;
this.url = obj.url;
this.code = obj.code;
}
CustomError.prototype = Error.prototype;
function errorHandler(error) {
const errorCode = error.code;
const errorMessages = {
1: '⛔ Could not get playlist info: The playlist is empty!',
2: '⛔ Could not get YouTube playlist info..',
3: '⛔ Could not get YouTube playlist info..',
5: '⛔ Could not get YouTube User ID: Make sure you are signed in to YouTube and try again..',
6: '⛔ Could not create YouTube playlist..',
7: '⛔ Could not get Spotify playlist info..',
8: '⛔ Could not create Spotify playlist..',
9: '⛔ Could not add songs to Spotify playlist..',
10: '⛔ Could not get Spotify token: Make sure you are signed in to Spotify and try again..',
11: '⛔ Could not get Spotify User ID: Make sure you are signed in to Spotify and try again..'
};
if (errorCode === 0) {
window.location.href = 'https://www.youtube.com/#go_back_fragment';
}
if (errorMessages[errorCode]) {
alert(errorMessages[errorCode]);
}
}
// GLOBALS:
let address = window.location.href;
const subdomain = address.slice(8).split('.')[0];
let isYouTube, isYouTubeMusic, isSpotify, isYouTubePlaylist, isSpotifyPlaylist;
const playlistIdRegEx = {
YouTube: /list=(.{34})/,
Spotify: /playlist\/(.{22})/
};
function addressChecker(address) {
isYouTube = address.includes('www.youtube.com');
isYouTubeMusic = address.includes('music.youtube.com');
isSpotify = address.includes('open.spotify.com');
isYouTubePlaylist = (isYouTube || isYouTubeMusic) && playlistIdRegEx.YouTube.test(address);
isSpotifyPlaylist = isSpotify && playlistIdRegEx.Spotify.test(address);
}
addressChecker(address);
function stringCleanup(input, options) {
const defaultOptions = [
'removeSymbol',
'removeDiacritics',
'toLowerCase',
'removeBrackets',
'removeUnwantedChars',
'removeExtraSpaces',
'removeUnwantedPhrases'
];
// Use default options if none are passed
options = options ? options : defaultOptions;
const operations = {
removeSymbol: inputString => inputString.replace(/・.+?(?=$|-)/,' '),
removeDiacritics: inputString => inputString.normalize("NFKD").replace(/[\u0300-\u036f]/g, ""),
toLowerCase: inputString => inputString.toLowerCase(),
removeQuotes: inputString => inputString.replace(/"/g, ""),
removeBrackets: inputString => inputString.replace(/(?:\[|【).+?(?:\]|】)/g, ""),
removeUnwantedChars: inputString => inputString.replace(/[^\p{L}0-9\s&\(\)]+/ug, ""),
removeExtraSpaces: inputString => inputString.replace(/ {2,}/g, " ")
};
if (typeof input === 'string') {
return cleanup(input, options);
} else if (Array.isArray(input)) {
return input.map(inputString => cleanup(inputString, options));
} else {
console.error('Invalid input type. Expected string or array of strings.');
}
function cleanup(inputString, options) {
try {
for (const option of options) {
if (operations[option]) {
inputString = operations[option](inputString);
}
}
inputString = inputString.trim();
return inputString;
} catch (error) {
console.error(error);
}
}
}
function compareArrays(arr1, arr2) {
for (let item1 of arr1) {
for (let item2 of arr2) {
if (item1 === item2) return true;
}
}
return false;
}
const ENDPOINTS = {
YOUTUBE: {
GET_USER_ID: 'https://www.youtube.com/account',
GET_PLAYLIST_CONTENT: `https://${subdomain}.youtube.com/youtubei/v1/browse`,
MUSIC_SEARCH: 'https://music.youtube.com/youtubei/v1/search?key=&prettyPrint=false',
CREATE_PLAYLIST: 'https://www.youtube.com/youtubei/v1/playlist/create?key=&prettyPrint=false'
},
SPOTIFY: {
GET_USER_ID: 'https://api.spotify.com/v1/me',
GET_AUTH_TOKEN: 'https://open.spotify.com/',
SEARCH: 'https://api.spotify.com/v1/search',
SEARCH_PROPRIETARY: 'https://api-partner.spotify.com/pathfinder/v1/query',
GET_TRACK_DATA: 'https://api.spotify.com/v1/tracks',
GET_PLAYLIST_CONTENT: 'https://api.spotify.com/v1/playlists/playlistId/tracks',
CREATE_PLAYLIST: 'https://api.spotify.com/v1/users/userId/playlists',
ADD_PLAYLIST: 'https://api.spotify.com/v1/playlists/playlistId/tracks'
}
};
const userAgent = navigator.userAgent + ",gzip(gfe)";
const ytClient = {
"userAgent": userAgent,
"clientName": "WEB",
"clientVersion": GM_getValue('YT_CLIENT_VERSION','2.20240123.06.00')
};
const ytmClient = {
"userAgent": userAgent,
"clientName": "WEB_REMIX",
"clientVersion": GM_getValue('YTM_CLIENT_VERSION','1.20240205.00.00')
};
// Update YouTube client versions
if (isYouTube || isYouTubeMusic) {
const clientVersion = yt.config_.INNERTUBE_CLIENT_VERSION;
const clientPrefix = isYouTube ? 'YT' : 'YTM';
GM_setValue(`${clientPrefix}_CLIENT_VERSION`, clientVersion);
console.log(`${clientPrefix}_CLIENT_VERSION:\n${clientVersion}`);
}
let SPOTIFY_AUTH_TOKEN, SPOTIFY_USER_ID;
const ytHashName = 'YT_SAPISIDHASH';
const ytmHashName = 'YTM_SAPISIDHASH';
let YT_SAPISIDHASH = await GM_getValue(ytHashName);
let YTM_SAPISIDHASH = await GM_getValue(ytmHashName);
async function updateSAPISIDHASH() {
async function getSAPISIDHASH(origin) { // https://gist.github.com/eyecatchup/2d700122e24154fdc985b7071ec7764a
function sha1(str) {
return window.crypto.subtle.digest("SHA-1", new TextEncoder("utf-8").encode(str)).then(buf => {
return Array.prototype.map.call(new Uint8Array(buf), x => (('00' + x.toString(16)).slice(-2))).join('');
});
}
const TIMESTAMP_MS = Date.now();
const digest = await sha1(`${TIMESTAMP_MS} ${document.cookie.split('SAPISID=')[1].split('; ')[0]} ${origin}`);
return `${TIMESTAMP_MS}_${digest}`;
}
if (isYouTube || isYouTubeMusic) {
try {
GM_setValue(ytHashName, await getSAPISIDHASH('https://www.youtube.com'));
GM_setValue(ytmHashName, await getSAPISIDHASH('https://www.youtube.com'));
YT_SAPISIDHASH = GM_getValue(ytHashName);
YTM_SAPISIDHASH = GM_getValue(ytmHashName);
console.log(`${ytHashName}:\n${GM_getValue(ytHashName)}`);
console.log(`${ytmHashName}:\n${GM_getValue(ytmHashName)}`);
} catch (error) {
console.error(error);
}
}
}
await updateSAPISIDHASH();
function checkSAPISIDHASH() {
if (YT_SAPISIDHASH == undefined) {
alert(`To collect a token this page will be redirected to YouTube then back here after you click 'Ok' (this will only be needed once), please make sure you are signed in to YouTube for this to work..`);
GM_setValue('backUrl', address + autoRunFragment); // Add autorun fragment
throw new CustomError({response: 'N/A', message:'SAPISIDHASH not found', url:'N/A', code:0});
}
}
let goBackFragment = '#go_back_fragment';
let autoRunFragment = '#sty_autorun';
if (address.includes(goBackFragment)) window.location.href = await GM_getValue('backUrl');
// MENU SETUP:
let MENU_COMMAND_ID, menuTitle, source, target;
const callback = () => {
addressChecker(window.location.href);
if (isYouTubePlaylist) {
menuTitle = '🔄 YouTube to Spotify 🔄';
source = 'YouTube';
target = 'Spotify';
} else if (isSpotifyPlaylist) {
menuTitle = '🔄 Spotify to YouTube 🔄';
source = 'Spotify';
target = 'YouTube';
}
if (isYouTubePlaylist || isSpotifyPlaylist) {
MENU_COMMAND_ID = GM_registerMenuCommand(menuTitle, () => { convertPlaylist(source, target); });
} else {
GM_unregisterMenuCommand(MENU_COMMAND_ID);
}
};
callback();
// Register/unregister menu functions on address change, and auto run logic
let autoRunConditions;
const observer = new MutationObserver(() => {
if (isSpotify){
autoRunConditions = document.querySelector('[data-testid="entityTitle"]') && GM_getValue('backUrl');
if (autoRunConditions) {
GM_setValue('backUrl', undefined); // Clear backUrl
convertPlaylist('Spotify', 'YouTube');
}
}
if (location.href !== address) { // If address changes
address = location.href;
callback();
}
});
observer.observe(document, {subtree: true, childList: true});
function checkCache(cacheObj) {
// Get cache values
const CACHED_TRACKS = GM_getValue('CACHED_TRACKS', []);
const CACHED_NOT_FOUND = GM_getValue('CACHED_NOT_FOUND', []);
const CACHE_ID = GM_getValue('CACHE_ID', {});
const CACHED_INDEX = CACHED_TRACKS.length + CACHED_NOT_FOUND.length;
const cacheConditions = CACHED_INDEX > 3 &&
CACHE_ID.PLAYLIST_ID === cacheObj.playlistId &&
CACHE_ID.PLAYLIST_CONTENT === JSON.stringify(cacheObj.playlistContent);
// If cache conditions are met, return cached data
if (cacheConditions) {
return {
tracks: CACHED_TRACKS,
index: CACHED_INDEX
};
}
// If no matching cache is detected, set cache for current conversion
GM_setValue('CACHE_ID', {
PLAYLIST_ID: cacheObj.playlistId,
PLAYLIST_CONTENT: JSON.stringify(cacheObj.playlistContent)
});
return null;
}
function clearCache() {
GM_setValue('CACHED_TRACKS', []);
GM_setValue('CACHED_NOT_FOUND', []);
}
let UI, ytUserId, operations;
async function convertPlaylist(source, target) {
try {
if (source == 'Spotify') checkSAPISIDHASH();
// Get the title of the playlist
let playlistTitle = await getPlaylistTitle(source);
console.log(`${source} Playlist Title:`, playlistTitle);
// User confirmation
if (confirm(`Convert "${playlistTitle}" to ${target}?`)) {
if (YT_SAPISIDHASH == undefined) await updateSAPISIDHASH();
// Add close tab confirmation
window.addEventListener("beforeunload", closeConfirmation);
// Unregister the menu command
GM_unregisterMenuCommand(MENU_COMMAND_ID);
// Set the operations
operations = [
`Getting Spotify tokens`,
`Getting ${source} playlist songs`,
`Converting songs to ${target}`,
`Adding playlist to ${target}`
];
// Create the UI
UI = createUI(operations);
// OP-1
UI.centerDiv.querySelector('.op-1').style.opacity = 1;
// Get Spotify tokens (same for both source & target)
const spotifyTokens = await getSpotifyTokens();
SPOTIFY_USER_ID = spotifyTokens.usernameId;
SPOTIFY_AUTH_TOKEN = spotifyTokens.accessToken;
UI.centerDiv.querySelector('.op-1').textContent += ' ✅';
// OP-2
UI.centerDiv.querySelector('.op-2').style.opacity = 1;
// Playlist ID
const playlistId = address.match(playlistIdRegEx[source])[1];
console.log(`${source} Playlist ID:`, playlistId);
// User ID (Needed for YouTube multiple accounts)
ytUserId = await getYtUserId();
console.log('YouTube User ID:', ytUserId);
// Playlist content
let playlistContent = await getPlaylistContent(source, playlistId);
const totalTracks = playlistContent.length;
if (totalTracks == 0) throw new CustomError({response: 'N/A', message:'Empty playlist', url:'N/A', code:1});
console.log(`${source} Playlist Content:`, playlistContent);
UI.centerDiv.querySelector('.op-2').textContent = `${operations[1]} (${totalTracks}) ✅`;
// OP-3
UI.centerDiv.querySelector('.op-3').style.opacity = 1;
let trackIds = [];
let index = 0;
const notFound = [];
let notFoundString = '';
// Cache setup
const cache = checkCache({
playlistId: playlistId,
playlistContent: playlistContent
});
if (cache !== null) {
if(confirm(`💾 ${cache.tracks.length} Saved songs detected, continue from there?`)) {
trackIds = cache.tracks;
index = cache.index;
playlistContent = playlistContent.slice(index);
UI.centerDiv.querySelector('.op-3').textContent += ` (${index}/${totalTracks})`;
} else {
// Clear cache if user clicks 'Cancel'
clearCache();
}
}
for (let [_, trackData] of playlistContent.entries()) {
const trackId = target == 'Spotify' ? await findOnSpotify(trackData) : await findOnYouTube(trackData);
if (trackId) {
trackIds.push(trackId);
console.log(`✅ ${target} Track ID:`, trackId);
GM_setValue('CACHED_TRACKS', trackIds);
} else {
notFound.push(trackData.title);
console.warn(`⚠️ NOT FOUND ON ${target.toUpperCase()}:`, trackData.title);
GM_setValue('CACHED_NOT_FOUND', notFound);
}
index++;
notFoundString = notFound.length > 0 ? `(${notFound.length} not found)` : '';
UI.centerDiv.querySelector('.op-3').textContent = `${operations[2]} (${index}/${totalTracks}) ${notFoundString}`;
}
let doneEmoji = '✅';
console.log(`${target} Tracks Found:`, trackIds);
if (notFound.length) {
console.warn(`⚠️ NOT FOUND ON ${target.toUpperCase()}:`, notFound);
doneEmoji = '🟨';
}
UI.centerDiv.querySelector('.op-3').textContent += ` ${doneEmoji}`;
// OP-4
UI.centerDiv.querySelector('.op-4').style.opacity = 1;
// Create the playlist
const newPlaylistId = await createPlaylist(playlistTitle, trackIds, target);
console.log(`${target} Playlist Created:`, newPlaylistId);
UI.centerDiv.querySelector('.op-4').textContent += ' ✅';
// Update cancel button
UI.cancelButton.onclick = () => {
const url = target == 'Spotify' ? `https://open.${target.toLowerCase()}.com/playlist/${newPlaylistId}` : `https://www.${target.toLowerCase()}.com/playlist?list=${newPlaylistId}`;
window.open(url);
};
UI.closeButton.onclick = () => {
UI.floatingDiv.remove();
};
UI.cancelButton.style.backgroundColor = target == 'Spotify' ? '#1ed55f' : '#ff0000'; // Button background: Green, Red
if (target == 'YouTube') UI.cancelButton.style.color = '#ffffff'; // Make text white
UI.cancelButton.textContent = `Open in ${target}!`;
// Re-register the menu command
MENU_COMMAND_ID = GM_registerMenuCommand(menuTitle, () => { convertPlaylist(source, target); });
// Remove close tab confirmation
window.removeEventListener("beforeunload", closeConfirmation);
// Clear cache
clearCache();
// Alert not found songs
if (notFound.length) {
const notFoundList = notFound.join('\n• ');
alert(`⚠️ Song(s) that could not be found on ${target}:\n• ${notFoundList}`);
}
}
} catch (error) {
console.log('🔄🔄🔄', error);
errorHandler(error);
}
}
// CONVERSION HELPER FUNCTIONS:
async function getSpotifyTokens() {
let accessToken;
// Define the method to get access token
const getAccessToken = async () => {
const tokenResponse = await GM.xmlHttpRequest({
method: "GET",
url: ENDPOINTS.SPOTIFY.GET_AUTH_TOKEN
});
if (tokenResponse.status !== 200) {
throw new CustomError({
response: tokenResponse,
message: 'Unexpected status code',
url: tokenResponse.finalUrl,
code: 10
});
}
const tokenResponseText = await tokenResponse.responseText;
const parser = new DOMParser();
const htmlDoc = parser.parseFromString(tokenResponseText, 'text/html');
return JSON.parse(htmlDoc.querySelector('script#session').innerHTML).accessToken;
};
if (isYouTube || isYouTubeMusic) {
accessToken = await getAccessToken();
} else {
accessToken = JSON.parse(document.querySelector('script#session').innerHTML).accessToken;
}
// Get the username ID
const usernameResponse = await GM.xmlHttpRequest({
method: 'GET',
url: ENDPOINTS.SPOTIFY.GET_USER_ID,
headers: {'Authorization': `Bearer ${accessToken}`}
});
if (usernameResponse.status !== 200) {
console.error(usernameResponse);
throw new CustomError({
response: usernameResponse,
message: 'Unexpected status code',
url: usernameResponse.finalUrl,
code: 11
});
}
const usernameId = JSON.parse(usernameResponse.responseText).id;
return {
usernameId: usernameId,
accessToken: accessToken
};
}
async function getPlaylistTitle(source) {
function getYtPlaylistTitle() {
const staticPlaylistSelectors = ['.metadata-wrapper yt-formatted-string', '#header .title'];
const playingPlaylistSelectors = ['#header-description a[href*="playlist?list="]', '#tab-renderer .subtitle'];
const selectors = address.includes('watch?v=') ? playingPlaylistSelectors : staticPlaylistSelectors;
// Find the first matching element and return its text
for (const selector of selectors) {
const element = document.querySelector(selector);
if (element) return element.innerText;
}
}
function getSpotifyPlaylistTitle() {
return document.querySelector('[data-testid="entityTitle"]').innerText;
}
return source == 'Spotify' ? getSpotifyPlaylistTitle() : getYtPlaylistTitle();
}
async function getYtUserId() {
const response = await GM.xmlHttpRequest({
method: "GET",
url: ENDPOINTS.YOUTUBE.GET_USER_ID,
});
if (response.finalUrl !== ENDPOINTS.YOUTUBE.GET_USER_ID) {
throw new CustomError({
response: response,
message: 'Unexpected final URL',
url: response.finalUrl,
code: 5
});
}
const userIdMatch = response.responseText.match(/myaccount\.google\.com\/u\/(\d)/);
// Return the user ID if found, or 0 otherwise
return userIdMatch ? userIdMatch[1] : 0;
}
async function getPlaylistContent(source, playlistId) {
async function getYtPlaylistContent(playlistId) {
const requestUrl = ENDPOINTS.YOUTUBE.GET_PLAYLIST_CONTENT;
const authorization = isYouTube ? `SAPISIDHASH ${YT_SAPISIDHASH}` : `SAPISIDHASH ${YTM_SAPISIDHASH}`;
const headers = {
"accept": "*/*",
"authorization": authorization,
"x-goog-authuser": ytUserId,
};
const context = {
"client": ytmClient
};
let tracksData = [];
playlistId = 'VL' + playlistId;
let continuation;
let requestParams = {
requestUrl,
headers,
context,
playlistId,
continuation: null
};
async function fetchListedItems({requestUrl, headers, context, playlistId, continuation}) {
const url = continuation ? `${requestUrl}?ctoken=${continuation}&continuation=${continuation}&type=next&prettyPrint=false` : `${requestUrl}?key=&prettyPrint=false`;
const body = JSON.stringify({
"context": context,
"browseId": playlistId
});
return await fetch(url, {
method: "POST",
headers: headers,
body: body
});
}
const response = await fetchListedItems(requestParams);
if (!response.ok) {
throw new CustomError({
response: response,
message:'Bad response',
url:response.finalUrl,
code:2
});
}
const responseJson = await response.json();
let parsedResponse = parseYtResponse(responseJson);
let index = parsedResponse.items.length;
document.querySelector('.op-2').textContent = `${operations[1]} (${index})`;
continuation = parsedResponse.continuation;
tracksData.push(...parsedResponse.items);
while (continuation) {
requestParams.continuation = continuation;
const continuationResponse = await fetchListedItems(requestParams);
if (!continuationResponse.ok) {
throw new CustomError({
response: continuationResponse,
message:'Bad continuation response',
url:continuationResponse.finalUrl,
code:3
});
}
const continuationResponseJson = await continuationResponse.json();
parsedResponse = parseYtResponse(continuationResponseJson);
index += parsedResponse.items.length;
document.querySelector('.op-2').textContent = `${operations[1]} (${index})`;
continuation = parsedResponse.continuation;
tracksData.push(...parsedResponse.items);
}
return tracksData;
}
async function getSpotifyPlaylistContent(playlistId) {
const limit = 100;
const offset = 0;
let requestUrl = ENDPOINTS.SPOTIFY.GET_PLAYLIST_CONTENT.replace('playlistId', playlistId);
let next = `${requestUrl}?offset=${offset}&limit=${limit}`;
let trackIds = [];
// Define the method to get playlist content
const getPlaylistContent = async (url) => {
const response = await GM.xmlHttpRequest({
method: "GET",
url: url,
headers: {
'Authorization': `Bearer ${SPOTIFY_AUTH_TOKEN}`,
'Content-Type': 'application/json'
}
});
if (response.status !== 200) {
throw new CustomError({
response: response,
message: 'Error getting Spotify playlist content',
url: ENDPOINTS.SPOTIFY.GET_PLAYLIST_CONTENT,
code: 7
});
}
const responseJson = JSON.parse(response.responseText);
const trackUris = responseJson.items.map(item => item.track.uri);
return {next: responseJson.next, trackUris: trackUris};
};
// Get the playlist content
while (next) {
const playlistContent = await getPlaylistContent(next);
next = playlistContent.next;
trackIds = trackIds.concat(playlistContent.trackUris);
}
return trackIds;
}
return source == 'Spotify' ? getSpotifyPlaylistContent(playlistId) : getYtPlaylistContent(playlistId);
}
function parseYtResponse(responseJson) {
responseJson = responseJson.contents ? responseJson.contents : responseJson;
let shelf, continuations;
const responseType = {
playlist: 'singleColumnBrowseResultsRenderer' in responseJson,
continuation: 'continuationContents' in responseJson,
search: 'tabbedSearchResultsRenderer' in responseJson
};
// Get shelf based on response
if (responseType.playlist) {
shelf = responseJson.singleColumnBrowseResultsRenderer.tabs[0].tabRenderer.content.sectionListRenderer.contents[0].musicPlaylistShelfRenderer;
continuations = shelf.continuations ? shelf.continuations[0].nextContinuationData.continuation : null;
} else if (responseType.continuation) {
shelf = responseJson.continuationContents.musicPlaylistShelfContinuation;
continuations = shelf.continuations ? shelf.continuations[0].nextContinuationData.continuation : null;
} else if (responseType.search) {
const contents = responseJson.tabbedSearchResultsRenderer.tabs[0].tabRenderer.content.sectionListRenderer.contents;
// Find musicShelfRenderer
shelf = contents.find(content => content.musicShelfRenderer)?.musicShelfRenderer;
continuations = null;
}
if (!shelf) {
throw new CustomError({
response: 'N/A',
message:'Error getting JSON values',
url:'N/A',
code: 15
});
}
const shelfContents = shelf.contents;
const items = shelfContents.map(item => {
try {
const flexColumns = item.musicResponsiveListItemRenderer?.flexColumns;
const videoId = flexColumns[0]?.musicResponsiveListItemFlexColumnRenderer?.text?.runs[0]?.navigationEndpoint?.watchEndpoint?.videoId;
let mvType = flexColumns[0]?.musicResponsiveListItemFlexColumnRenderer?.text?.runs[0]?.navigationEndpoint?.watchEndpoint?.watchEndpointMusicSupportedConfigs?.watchEndpointMusicConfig?.musicVideoType;
if (mvType) mvType = mvType.replace('MUSIC_VIDEO_TYPE_','');
const title = flexColumns[0]?.musicResponsiveListItemFlexColumnRenderer?.text?.runs[0]?.text;
const artistRuns = flexColumns[1]?.musicResponsiveListItemFlexColumnRenderer?.text?.runs;
const artists = [];
for (let artist of artistRuns) {
if (artist.text == ' • ') break;
if (artist.text != ' & ' && artist.text != ', ') artists.push(artist.text);
}
return {
videoId: videoId,
title: title,
artists: artists,
mvType: mvType
};
} catch (error) {
console.error(error);
}
});
return {items: items, continuation: continuations};
}
async function createPlaylist(playlistTitle, trackIds, target) {
// Youtube
async function createYtPlaylist(playlistTitle, videoIds) {
const headers = {
"accept": "*/*",
"accept-language": "en-US,en;q=0.9",
"authorization": `SAPISIDHASH ${YT_SAPISIDHASH}`,
"content-type": "application/json",
"x-goog-authuser": ytUserId,
"x-origin": "https://www.youtube.com",
"x-youtube-bootstrap-logged-in": "true"
};
const data = JSON.stringify({
"context": {
"client": ytClient
},
"title": playlistTitle,
"videoIds": videoIds
});
const response = await GM.xmlHttpRequest({
method: "POST",
url: ENDPOINTS.YOUTUBE.CREATE_PLAYLIST,
headers: headers,
data: data
});
if (response.status !== 200) {
throw new CustomError({
response: response,
message: 'Unexpected status code',
url: response.finalUrl,
code: 6
});
}
const responseJson = JSON.parse(response.responseText);
return responseJson.playlistId;
}
// Spotify
async function createSpotifyPlaylist(playlistTitle) {
const requestUrl = ENDPOINTS.SPOTIFY.CREATE_PLAYLIST.replace('userId', SPOTIFY_USER_ID);
// Define the method to create a playlist
const createPlaylist = async (title) => {
const playlistData = JSON.stringify({
name: title,
description: '',
public: false,
});
const response = await GM.xmlHttpRequest({
method: "POST",
url: requestUrl,
headers: {
'Authorization': `Bearer ${SPOTIFY_AUTH_TOKEN}`,
'Content-Type': 'application/json'
},
data: playlistData
});
if (response.status !== 200 && response.status !== 201) {
throw new CustomError({
response: response,
message: 'Unexpected status code',
url: ENDPOINTS.SPOTIFY.CREATE_PLAYLIST,
code: 8
});
}
const responseJson = JSON.parse(response.responseText);
return responseJson.uri.replace('spotify:playlist:', '');
};
const playlistId = await createPlaylist(playlistTitle);
return playlistId;
}
async function addToSpotifyPlaylist(playlistId, trackIds) {
const requestUrl = ENDPOINTS.SPOTIFY.ADD_PLAYLIST.replace('playlistId', playlistId);
// Define the method to add tracks to the playlist
const addTracksToPlaylist = async (tracks) => {
const trackData = JSON.stringify({ uris: tracks });
const response = await GM.xmlHttpRequest({
method: "POST",
url: requestUrl,
headers: {
'Authorization': `Bearer ${SPOTIFY_AUTH_TOKEN}`,
'Content-Type': 'application/json'
},
data: trackData
});
if (response.status !== 200 && response.status !== 201) {
throw new CustomError({
response: response,
message: 'Unexpected status code',
url: ENDPOINTS.SPOTIFY.ADD_PLAYLIST,
code: 9
});
}
return JSON.parse(response.responseText);
};
// Keep adding tracks until the array is empty
while (trackIds.length) {
const tracks = trackIds.splice(0, 100); // Get the first 100 tracks
await addTracksToPlaylist(tracks);
}
}
if (target == 'Spotify') {
const spotifyPLaylistId = await createSpotifyPlaylist(playlistTitle);
await addToSpotifyPlaylist(spotifyPLaylistId, trackIds);
return spotifyPLaylistId;
} else if (target == 'YouTube') {
const videoIds = trackIds;
const ytPLaylistId = await createYtPlaylist(playlistTitle, videoIds);
return ytPLaylistId;
}
}
async function findOnSpotify(trackData) {
async function searchSpotify(queryObj) {
let { query, topResultOnly } = queryObj;
const topResultQuery = `${stringCleanup(query.title,['removeDiacritics', 'removeBrackets', 'removeQuotes'])} ${query.artists.join(' ')}`;
// Define the functions to search Spotify
async function topResultRequest(topResultQuery) {
const variables = encodeURIComponent(`{"searchTerm":"${topResultQuery}","offset":0,"limit":10,"numberOfTopResults":10,"includeAudiobooks":true,"includeArtistHasConcertsField":false}`);
const extensions = encodeURIComponent(`{"persistedQuery":{"version":1,"sha256Hash":"c8e90ff103ace95ecde0bcb4ba97a56d21c6f48427f87e7cc9a958ddbf46edd8"}}`);
return await GM.xmlHttpRequest({
method: "GET",
url: `${ENDPOINTS.SPOTIFY.SEARCH_PROPRIETARY}?operationName=searchDesktop&variables=${variables}&extensions=${extensions}`,
headers: {
"accept": "application/json",
"authorization": `Bearer ${SPOTIFY_AUTH_TOKEN}`
},
data: null
});
}
async function apiSearchRequest(title, artists) {
return await GM.xmlHttpRequest({
method: "GET",
url: `${ENDPOINTS.SPOTIFY.SEARCH}?q=track:"${title}" artist:"${artists}"&type=track&offset=0&limit=1`,
headers: {
'Authorization': `Bearer ${SPOTIFY_AUTH_TOKEN}`,
}
});
}
const response = topResultOnly ? await topResultRequest(topResultQuery) : await apiSearchRequest(query.title, query.artists);
if (response.status !== 200) {
console.error(new CustomError({
response: response,
message:'Error searching Spotify',
url:response.finalUrl,
code: 12
}));
return null;
}
const responseJson = JSON.parse(response.responseText);
const searchItems = topResultOnly ? responseJson.data.searchV2.topResultsV2.itemsV2 : responseJson.tracks.items;
if (searchItems.length === 0) {
return null;
}
if (topResultOnly) {
const trackType = searchItems[0].item.data.__typename;
if (trackType !== "Track") return null;
const trackId = searchItems[0].item.data.uri;
const title = searchItems[0].item.data.name;
const artistsData = searchItems[0].item.data.artists.items;
const artists = artistsData.map(artist => artist.profile.name);
return {trackId: trackId, title: title, artists: artists};
} else {
const apiResults = searchItems.map(result => {
const trackId = result.uri;
const title = result.name;
const artistsData = result.artists;
const artists = artistsData.map(artist => artist.name);
return {trackId: trackId, title: title, artists: artists};
});
return apiResults ? apiResults[0]: null;
}
}
// Remove 'artists' for UGC YouTube songs
if (trackData.mvType == 'UGC') trackData.artists = [''];
let spotifySearchResult = await searchSpotify({query: trackData, topResultOnly: true});
let spotifyTrackId;
// If Spotify 'top result' is found
if (spotifySearchResult) {
spotifyTrackId = spotifySearchResult.trackId;
} else {
// Try regular Spotify API search if 'top result' fails
spotifySearchResult = await searchSpotify({query: trackData, topResultOnly: false});
}
return spotifyTrackId ? spotifyTrackId : null;
}
async function findOnYouTube(trackData) {
async function getSpotifyTrackData(trackId) {
trackId = trackId.replace('spotify:track:', '');
const requestUrl = `${ENDPOINTS.SPOTIFY.GET_TRACK_DATA}/${trackId}`;
// Define the method to get track info
const getTrackInfo = async (id) => {
const response = await GM.xmlHttpRequest({
method: "GET",
url: requestUrl,
headers: {'Authorization': `Bearer ${SPOTIFY_AUTH_TOKEN}`}
});
if (response.status !== 200) {
console.error(new CustomError({
response: response,
message: 'Error getting Spotify track data',
url: response.finalUrl,
code: 14
}));
return null;
}
const responseJson = JSON.parse(response.responseText);
return {
title: responseJson.name,
artists: [responseJson.artists[0].name]
};
};
const trackData = await getTrackInfo(trackId);
return trackData;
}
async function searchYtMusic(queryObj) {
const { query, songsOnly } = queryObj;
const params = songsOnly ? 'EgWKAQIIAWoKEAMQBBAKEBEQEA%3D%3D' : 'EgWKAQIQAWoQEBAQERADEAQQCRAKEAUQFQ%3D%3D'; // Songs only id, Videos only id
const response = await GM.xmlHttpRequest({
method: "POST",
url: ENDPOINTS.YOUTUBE.MUSIC_SEARCH,
headers: {
"content-type": "application/json",
},
data: JSON.stringify({
"context": {
"client": ytmClient
},
"query": query,
"params": params
})
});
if (response.status !== 200) {
throw new CustomError({
response: response,
message:'Error getting YouTube Music track data',
url:response.finalUrl,
code:4
});
}
const responseJson = JSON.parse(response.responseText);
const parsedResponse = parseYtResponse(responseJson);
const searchResults = parsedResponse.items;
return searchResults ? searchResults[0]: null;
}
trackData = await getSpotifyTrackData(trackData);
const ytmQuery = trackData.title + ' ' + trackData.artists;
let ytmSearchResult = await searchYtMusic({query: ytmQuery, songsOnly: true});
// Compare artists
const cleanArtists1 = stringCleanup(trackData?.artists);
const cleanArtists2 = stringCleanup(ytmSearchResult?.artists);
const artistsMatch = compareArrays(cleanArtists1, cleanArtists2);
let ytmTrackId;
// If YouTube Music songs only result is found and artists match
if (ytmSearchResult && artistsMatch) {
ytmTrackId = ytmSearchResult.videoId;
} else {
// Try video only search if songs only search fails
ytmSearchResult = await searchYtMusic({query: ytmQuery, songsOnly: false});
if (ytmSearchResult) ytmTrackId = ytmSearchResult.videoId;
}
return ytmTrackId ? ytmTrackId : null;
}
})();