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mirror of https://github.com/pisto/oggify synced 2024-11-13 19:17:29 +00:00
This commit is contained in:
Lorenzo Pistone 2019-02-12 22:09:22 +01:00
commit c7f7adecec
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/target
**/*.rs.bk

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extern crate tokio_core;
extern crate regex;
extern crate librespot_core;
extern crate librespot_metadata;
extern crate librespot_audio;
#[macro_use]
extern crate log;
extern crate env_logger;
extern crate scoped_threadpool;
use std::time::Duration;
use std::env;
use std::sync::atomic::{AtomicBool, Ordering};
use std::io::{self, Read, BufRead, Result};
use tokio_core::reactor::Core;
use regex::Regex;
use env_logger::{Builder, Env};
use scoped_threadpool::Pool;
use librespot_core::authentication::Credentials;
use librespot_core::config::SessionConfig;
use librespot_core::session::Session;
use librespot_core::spotify_id::SpotifyId;
use librespot_metadata::{Metadata, FileFormat, Track, Artist};
use librespot_audio::{AudioDecrypt, AudioFile};
fn main() {
Builder::from_env(Env::default().default_filter_or("info")).init();
let args: Vec<_> = env::args().collect();
assert!(args.len() == 3, "Usage: {} USERNAME PASSWORD < tracks_file", args[0]);
let mut core = Core::new().unwrap();
let handle = core.handle();
let session_config = SessionConfig::default();
let credentials = Credentials::with_password(args[1].to_owned(), args[2].to_owned());
info!("Connecting ...");
let session = core
.run(Session::connect(session_config, credentials, None, handle))
.unwrap();
info!("Connected!");
let mut threadpool = Pool::new(1);
let spotify_uri = Regex::new(r"spotify:track:([[:alnum:]]+)").unwrap();
let spotify_url = Regex::new(r"open\.spotify\.com/track/([[:alnum:]]+)").unwrap();
io::stdin().lock().lines()
.filter_map(|line|
line.ok().and_then(|str|
spotify_uri.captures(&str).or(spotify_url.captures(&str))
.or_else(|| { warn!("Cannot parse track from string {}", str); None })
.and_then(|capture|SpotifyId::from_base62(&capture[1]).ok())))
.for_each(|id|{
info!("Getting track {}...", id.to_base62());
let track = core.run(Track::get(&session, id)).expect("Cannot get track metadata");
let artists_strs: Vec<_> = track.artists.iter().map(|id|core.run(Artist::get(&session, *id)).expect("Cannot get artist metadata").name).collect();
let artists_display = artists_strs.join(", ");
let fname = format!("{} - {}.ogg", artists_display, track.name);
debug!("File formats: {}", track.files.keys().map(|filetype|format!("{:?}", filetype)).collect::<Vec<_>>().join(" "));
let file_id = track.files.get(&FileFormat::OGG_VORBIS_320)
.or(track.files.get(&FileFormat::OGG_VORBIS_160))
.or(track.files.get(&FileFormat::OGG_VORBIS_320))
.expect("Could not find a OGG_VORBIS format for the track.");
let key = core.run(session.audio_key().request(track.id, *file_id)).expect("Cannot get audio key");
let mut encrypted_file = core.run(AudioFile::open(&session, *file_id)).unwrap();
let mut buffer = Vec::new();
let mut read_all: Result<usize> = Ok(0);
let fetched = AtomicBool::new(false);
threadpool.scoped(|scope|{
scope.execute(||{
read_all = encrypted_file.read_to_end(&mut buffer);
fetched.store(true, Ordering::Release);
});
while !fetched.load(Ordering::Acquire) {
core.turn(Some(Duration::from_millis(100)));
}
});
read_all.expect("Cannot read file stream");
let mut decrypted_buffer = Vec::new();
AudioDecrypt::new(key, &buffer[..]).read_to_end(&mut decrypted_buffer).expect("Cannot decrypt stream");
std::fs::write(&fname, &decrypted_buffer[0xa7..]).expect("Cannot write decrypted track");
info!("Filename: {}", fname);
});
}