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master
Stian Lund 1 year ago
parent
commit
f5159640f5
  1. 7
      README.md
  2. 68
      download_album.js

7
README.md

@ -1,14 +1,19 @@
# Download entire albums from musify.club
Simple tool to run from command line
Previously worked with myzcloud.me and myzuka.fm
## Installation
Clone and run `npm install` to meet dependencies.
## Usage
```
node download_album.js [OPTIONS] ALBUM_URL
Usage:
node download_album.js [OPTIONS] ALBUM_URL
Valid options are:
-h|--help Get this message
-d|--debug Print stack trace on error
-s NUMBER Number of tracks to be downloaded simultaneously (default: 5)
```

68
download_album.js

@ -5,49 +5,55 @@ const unpromisifiedRequest = require('request');
const url = require('url');
const cheerio = require('cheerio');
const fs = require('fs');
const argv = require('minimist')(process.argv.slice(2));
const parseArgs = require('minimist');
// Handle command line arguments and etc.
function usage(exitCode) {
console.log(
'Usage:\n\tdownload_album.js [OPTIONS] ALBUM_URL\n\n' +
'Usage:\n\tnode download_album.js [OPTIONS] ALBUM_URL\n\n' +
'Valid options are:\n' +
'\t-h|--help\t\tGet this message\n' +
'\t-d|--debug\t\tPrint stack trace on error\n' +
'\t-s NUMBER\t\tNumber of tracks to be downloaded simultaneously (default: 5)'
);
process.exit(exitCode);
}
let parallelDownloads = 5;
const knownKeys = {
help() {
usage(0);
const argv = parseArgs(process.argv.slice(2), {
alias: {
help: 'h',
debug: 'd',
sim: 's'
},
h() {
this.help();
default: {
help: false,
debug: false,
sim: 5
},
s(num) {
typeof num === 'number' ? (parallelDownloads = argv.s) : usage(1);
}
};
const providedKeys = Object.keys(argv).filter(key => key !== '_');
const unknownKeys = providedKeys.filter(key => !knownKeys[key]);
boolean: ['help', 'debug'],
if (unknownKeys.length || argv._.length !== 1) {
unknownKeys.forEach(key => {
console.log(`Unknown key: ${key}`);
});
stopEarly: true,
usage(1);
}
unknown: key => {
if (!key.startsWith('-')) return;
providedKeys.forEach(key => {
knownKeys[key](argv[key]);
console.log(`Unknown key: ${key}\n`);
usage(1);
}
});
const albumURL = argv._[0];
const domain = url.parse(albumURL).hostname;
function processArgs(argv) {
if (argv.help) usage(0);
if (typeof argv.sim !== 'number') usage(1);
const albumURL = argv._[0];
const domain = url.parse(albumURL).hostname;
const parallelDownloads = argv.sim;
const isDebugMode = argv.debug;
return { albumURL, domain, parallelDownloads, isDebugMode };
}
function getLinksAndTags(html, domain) {
const $ = cheerio.load(html);
@ -188,6 +194,10 @@ async function downloadCover(coverURL, albumDir) {
}
(async () => {
const { albumURL, domain, parallelDownloads, isDebugMode } = processArgs(
argv
);
try {
const body = await request({
url: albumURL,
@ -198,13 +208,13 @@ async function downloadCover(coverURL, albumDir) {
const { tracksData, coverURL } = getLinksAndTags(body, domain);
const albumDir = await prepareAlbumDir(tracksData);
console.log(`albumURL: ${albumURL}`);
console.log(`domain: ${domain}`);
console.log(`coverURL: ${coverURL}`);
await downloadCover(coverURL, albumDir);
await executeInChunks(tracksData, downloadTrack, parallelDownloads);
} catch (error) {
console.log(`Failed to download the album: ${error}`);
if (isDebugMode) {
console.log(error.stack);
}
}
})();

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