refactor: lib and main splitted
This commit is contained in:
HugoPoi
parent
67a78c2de2
commit
81aa88f889
144
index.js
144
index.js
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@ -1,148 +1,6 @@
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#!/usr/bin/env node
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'use strict';
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const Cheerio = require('cheerio');
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const { promises: fs, createWriteStream } = require('fs');
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const debug = require('debug')('vk-music-dl');
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const vm = require('vm');
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const Promise = require('bluebird');
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const _ = require('lodash');
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const leven = require('leven');
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const { URL, URLSearchParams } = require('url');
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const fetch = require('node-fetch');
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const m3u = require('m3u');
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const promisepipe = require('promisepipe');
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require('dotenv').config();
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async function getSpotifyPlaylist(playListUrl){
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const spotifyPlaylistPageContent = await fetch(playListUrl, {
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headers: {
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'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:80.0) Gecko/20100101 Firefox/80.0',
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}
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})
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.then(res => res.text())
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const $ = Cheerio.load(spotifyPlaylistPageContent);
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let config;
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$('script#config').each(function(i, elem){
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config = JSON.parse($(this).html());
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});
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debug('config=%O', config);
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const playlistSpotifyId = /\/playlist\/([^\/]+)\/?$/.exec(playListUrl)[1];
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const playlist = await fetch(`https://api.spotify.com/v1/playlists/${playlistSpotifyId}?type=track%2Cepisode`, {
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headers: {
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'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:80.0) Gecko/20100101 Firefox/80.0',
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Authorization: `Bearer ${config.accessToken}`
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}
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}).then(res => res.json());
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return playlist;
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}
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async function searchOnVkMusic(query){
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const url = new URL('https://api.vk.com/method/audio.search');
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url.search = new URLSearchParams({
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v: '5.71',
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access_token: process.env.ACCESS_TOKEN,
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q: query,
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count: 200,
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}).toString();
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return await fetch(url, {
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headers: {
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'User-Agent': 'KateMobileAndroid/48.2 lite-433 (Android 8.1.0; SDK 27; arm64-v8a; Google Pixel 2 XL; en)',
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}
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})
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.then(res => res.json())
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.then(responseBody => {
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if(responseBody.error){
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throw _.assign(responseBody.error, new Error(responseBody.error.error_msg));
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} else {
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return responseBody.response.items;
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}
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});
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}
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async function searchOnMyFreeMp3(query){
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const url = new URL('https://myfreemp3cc.com/api/search.php?callback=jQuery666');
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return await fetch(url, {
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method: 'POST',
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body: new URLSearchParams({
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q: query,
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page: 0,
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}),
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})
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.then(res => res.text())
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.then(page => {
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debug('page=%O', page);
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return page;
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})
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.then(jsonp => vm.runInNewContext(jsonp, { jQuery666: (payload) => payload.response }))
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.then(items => _.filter(items, item => !_.isString(item)));
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}
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function matchScore(spotifyMetas, vkmusicMetas){
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const originalArtistNames = _.map(spotifyMetas.artists, 'name').join(', ').toLowerCase();
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const originalTitle = spotifyMetas.name.toLowerCase();
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const originalDuration = Math.round(spotifyMetas.duration_ms/1000);
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const matchArtistScore = 1 - (leven(originalArtistNames, _.get(vkmusicMetas, 'artist', '').toLowerCase()) / Math.max(originalArtistNames.length, _.get(vkmusicMetas, 'artist', '').length));
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const matchTitleScore = 1 - (leven(originalTitle, _.get(vkmusicMetas, 'title', '').toLowerCase()) / Math.max(originalTitle.length, _.get(vkmusicMetas, 'title', '').length));
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const matchDurationScore = 1 - (Math.abs(originalDuration - _.get(vkmusicMetas, 'duration', 0)) / originalDuration); // TODO this can return more than 1 or less than 0
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debug('matchArtistScore=%f matchTitleScore=%f matchDurationScore=%f', matchArtistScore, matchTitleScore, matchDurationScore);
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return matchArtistScore + matchTitleScore + matchDurationScore;
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}
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async function generateM3U8Playlist(filesWithMetas){
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const m3uWriter = m3u.extendedWriter();
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filesWithMetas.forEach(fileWithMetas => m3uWriter.file(fileWithMetas.path, fileWithMetas.duration, `${fileWithMetas.artist} - ${fileWithMetas.title}`));
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await fs.writeFile(`playlist.m3u8`, m3uWriter.toString());
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}
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async function main(playlistUrl){
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const playlist = await getSpotifyPlaylist(playlistUrl);
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const vkPlaylist = await Promise.map(playlist.tracks.items, async ({track}) => {
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const artistNames = _.map(track.artists, 'name').join(', ');
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debug('%s - %s', track.name, artistNames);
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const items = await searchOnMyFreeMp3(`${artistNames} ${track.name}`);
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debug('items=%O', items);
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const bestMatch = _.chain(items).map((item) => {
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item.score = matchScore(track, item);
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return item;
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}).filter(item => item.score && item.url).sortBy('score').last().value();
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if(!bestMatch){
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console.log(`You are on your own for ${track.name} - ${artistNames}`);
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return;
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}
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bestMatch.path = `${bestMatch.artist} - ${bestMatch.title}.mp3`;
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debug('bestMatch=%O', bestMatch);
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try {
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await fs.access(bestMatch.path).catch(async () => { // TODO find a proper way to not re-download, lower/uppercase problems
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await fetch(bestMatch.url).then(async res => {
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await promisepipe(res.body, createWriteStream(bestMatch.path));
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});
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debug('Done downloading');
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});
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} catch (err) {
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console.error('Download failed for ', bestMatch);
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console.error(err);
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return null;
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}
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return bestMatch;
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}, {concurrency: 1});
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await generateM3U8Playlist(_.compact(vkPlaylist));
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}
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const { main } = require('./lib');
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main(process.argv[2]).catch(err => console.error(err));
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async function test(query){
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const response = await searchOnMyFreeMp3(query);
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console.log(response);
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}
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//test(process.argv[2]);
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143
lib/index.js
Normal file
143
lib/index.js
Normal file
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@ -0,0 +1,143 @@
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'use strict';
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const Cheerio = require('cheerio');
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const { promises: fs, createWriteStream } = require('fs');
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const debug = require('debug')('vk-music-dl');
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const vm = require('vm');
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const Promise = require('bluebird');
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const _ = require('lodash');
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const leven = require('leven');
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const { URL, URLSearchParams } = require('url');
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const fetch = require('node-fetch');
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const m3u = require('m3u');
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const promisepipe = require('promisepipe');
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require('dotenv').config();
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async function getSpotifyPlaylist(playListUrl){
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const spotifyPlaylistPageContent = await fetch(playListUrl, {
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headers: {
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'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:80.0) Gecko/20100101 Firefox/80.0',
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}
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})
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.then(res => res.text())
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const $ = Cheerio.load(spotifyPlaylistPageContent);
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let config;
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$('script#config').each(function(i, elem){
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config = JSON.parse($(this).html());
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});
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debug('config=%O', config);
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const playlistSpotifyId = /\/playlist\/([^\/]+)\/?$/.exec(playListUrl)[1];
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const playlist = await fetch(`https://api.spotify.com/v1/playlists/${playlistSpotifyId}?type=track%2Cepisode`, {
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headers: {
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'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:80.0) Gecko/20100101 Firefox/80.0',
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Authorization: `Bearer ${config.accessToken}`
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}
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}).then(res => res.json());
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return playlist;
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}
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exports.getSpotifyPlaylist = getSpotifyPlaylist;
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async function searchOnVkMusic(query){
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const url = new URL('https://api.vk.com/method/audio.search');
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url.search = new URLSearchParams({
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v: '5.71',
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access_token: process.env.ACCESS_TOKEN,
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q: query,
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count: 200,
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}).toString();
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return await fetch(url, {
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headers: {
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'User-Agent': 'KateMobileAndroid/48.2 lite-433 (Android 8.1.0; SDK 27; arm64-v8a; Google Pixel 2 XL; en)',
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}
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})
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.then(res => res.json())
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.then(responseBody => {
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if(responseBody.error){
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throw _.assign(responseBody.error, new Error(responseBody.error.error_msg));
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} else {
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return responseBody.response.items;
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}
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});
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}
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exports.searchOnVkMusic = searchOnVkMusic;
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async function searchOnMyFreeMp3(query){
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const url = new URL('https://myfreemp3.vip/api/search.php?callback=jQuery666');
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return await fetch(url, {
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method: 'POST',
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body: new URLSearchParams({
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q: query,
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page: 0,
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}),
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})
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.then(res => res.text())
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.then(page => {
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debug('page=%O', page);
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return page;
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})
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.then(jsonp => vm.runInNewContext(jsonp, { jQuery666: (payload) => payload.response }))
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.then(items => _.filter(items, item => !_.isString(item)));
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}
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exports.searchOnMyFreeMp3 = searchOnMyFreeMp3;
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function matchScore(spotifyMetas, vkmusicMetas){
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const originalArtistNames = _.map(spotifyMetas.artists, 'name').join(', ').toLowerCase();
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const originalTitle = spotifyMetas.name.toLowerCase();
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const originalDuration = Math.round(spotifyMetas.duration_ms/1000);
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const matchArtistScore = 1 - (leven(originalArtistNames, _.get(vkmusicMetas, 'artist', '').toLowerCase()) / Math.max(originalArtistNames.length, _.get(vkmusicMetas, 'artist', '').length));
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const matchTitleScore = 1 - (leven(originalTitle, _.get(vkmusicMetas, 'title', '').toLowerCase()) / Math.max(originalTitle.length, _.get(vkmusicMetas, 'title', '').length));
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const matchDurationScore = 1 - (Math.abs(originalDuration - _.get(vkmusicMetas, 'duration', 0)) / originalDuration); // TODO this can return more than 1 or less than 0
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debug('matchArtistScore=%f matchTitleScore=%f matchDurationScore=%f', matchArtistScore, matchTitleScore, matchDurationScore);
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return matchArtistScore + matchTitleScore + matchDurationScore;
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}
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exports.matchScore = matchScore;
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function generateM3U8Playlist(filesWithMetas){
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const m3uWriter = m3u.extendedWriter();
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filesWithMetas.forEach(fileWithMetas => m3uWriter.file(fileWithMetas.path, fileWithMetas.duration, `${fileWithMetas.artist} - ${fileWithMetas.title}`));
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return m3uWriter.toString();
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}
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exports.generateM3U8Playlist = generateM3U8Playlist;
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exports.main = async function main(playlistUrl){
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const playlist = await getSpotifyPlaylist(playlistUrl);
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const vkPlaylist = await Promise.map(playlist.tracks.items, async ({track}) => {
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const artistNames = _.map(track.artists, 'name').join(', ');
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debug('%s - %s', track.name, artistNames);
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const items = await searchOnMyFreeMp3(`${artistNames} ${track.name}`);
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debug('items=%O', items);
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const bestMatch = _.chain(items).map((item) => {
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item.score = matchScore(track, item);
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return item;
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}).filter(item => item.score && item.url).sortBy('score').last().value();
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if(!bestMatch){
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console.log(`You are on your own for ${track.name} - ${artistNames}`);
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return;
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}
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bestMatch.path = `${bestMatch.artist} - ${bestMatch.title}.mp3`;
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debug('bestMatch=%O', bestMatch);
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try {
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await fs.access(bestMatch.path).catch(async () => { // TODO find a proper way to not re-download, lower/uppercase problems
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await fetch(bestMatch.url).then(async res => {
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await promisepipe(res.body, createWriteStream(bestMatch.path));
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});
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debug('Done downloading');
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});
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} catch (err) {
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console.error('Download failed for ', bestMatch);
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console.error(err);
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return null;
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}
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return bestMatch;
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}, {concurrency: 1});
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await fs.writeFile(`playlist.m3u8`, generateM3U8Playlist(_.compact(vkPlaylist)));
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}
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