Move SPIRC into librespot so it can be re-used by other applications

This commit is contained in:
Tor Arne Vestbø 2015-07-08 21:50:44 +02:00
parent cbd414853f
commit 22e367214e
3 changed files with 256 additions and 245 deletions

View file

@ -33,5 +33,6 @@ pub mod mercury;
pub mod metadata;
pub mod player;
pub mod session;
pub mod spirc;
pub mod stream;
pub mod subsystem;

View file

@ -17,27 +17,21 @@ extern crate rand;
extern crate readall;
extern crate vorbis;
extern crate librespot_protocol;
#[macro_use] extern crate librespot;
use std::clone::Clone;
use std::fs::File;
use std::io::{Read, Write};
use std::path::Path;
use protobuf::core::Message;
use std::thread;
use std::path::PathBuf;
use librespot::util;
use librespot::metadata::{AlbumRef, ArtistRef, TrackRef};
use librespot::session::{Config, Session};
use librespot::util::SpotifyId;
use librespot::util::version::version_string;
use librespot::player::{Player, PlayerCommand};
use librespot::mercury::{MercuryRequest, MercuryMethod};
use librespot_protocol as protocol;
use librespot_protocol::spirc::PlayStatus;
use librespot::player::Player;
use librespot::spirc::SpircManager;
fn main() {
let mut args = std::env::args().skip(1);
@ -68,31 +62,8 @@ fn main() {
let player = Player::new(&session);
SpircManager {
session: &session,
player: &player,
username: username.clone(),
state_update_id: 0,
seq_nr: 0,
name: name,
ident: session.config.device_id.clone(),
device_type: 5,
can_play: true,
repeat: false,
shuffle: false,
volume: 0x8000,
is_active: false,
became_active_at: 0,
last_command_ident: String::new(),
last_command_msgid: 0,
track: None
}.run();
let mut spirc_manager = SpircManager::new(&session, &player, username, name);
spirc_manager.run();
poll_thread.join();
}
@ -122,215 +93,3 @@ fn print_track(session: &Session, track_id: SpotifyId) {
eprintln!("{}", data.name);
}
}
struct SpircManager<'s> {
player: &'s Player<'s>,
session: &'s Session,
username: String,
state_update_id: i64,
seq_nr: u32,
name: String,
ident: String,
device_type: u8,
can_play: bool,
repeat: bool,
shuffle: bool,
volume: u16,
is_active: bool,
became_active_at: i64,
last_command_ident: String,
last_command_msgid: u32,
track: Option<SpotifyId>
}
impl <'s> SpircManager<'s> {
fn run(&mut self) {
let rx = self.session.mercury_sub(format!("hm://remote/user/{}/v23", self.username));
self.notify(None);
loop {
if let Ok(pkt) = rx.try_recv() {
let frame = protobuf::parse_from_bytes::<protocol::spirc::Frame>(
pkt.payload.front().unwrap()).unwrap();
println!("{:?} {} {} {} {}",
frame.get_typ(),
frame.get_device_state().get_name(),
frame.get_ident(),
frame.get_seq_nr(),
frame.get_state_update_id());
if frame.get_ident() != self.ident &&
(frame.get_recipient().len() == 0 ||
frame.get_recipient().contains(&self.ident)) {
self.handle(frame);
}
}
let h = self.player.state.0.lock().unwrap();
if h.update_time > self.state_update_id {
self.state_update_id = util::now_ms();
drop(h);
self.notify(None);
}
}
}
fn handle(&mut self, frame: protocol::spirc::Frame) {
if frame.get_recipient().len() > 0 {
self.last_command_ident = frame.get_ident().to_string();
self.last_command_msgid = frame.get_seq_nr();
}
match frame.get_typ() {
protocol::spirc::MessageType::kMessageTypeHello => {
self.notify(Some(frame.get_ident()));
}
protocol::spirc::MessageType::kMessageTypeLoad => {
if !self.is_active {
self.is_active = true;
self.became_active_at = util::now_ms();
}
let index = frame.get_state().get_playing_track_index() as usize;
let track = SpotifyId::from_raw(frame.get_state().get_track()[index].get_gid());
self.track = Some(track);
self.player.command(PlayerCommand::Load(track,
frame.get_state().get_status() == PlayStatus::kPlayStatusPlay,
frame.get_state().get_position_ms()));
}
protocol::spirc::MessageType::kMessageTypePlay => {
self.player.command(PlayerCommand::Play);
}
protocol::spirc::MessageType::kMessageTypePause => {
self.player.command(PlayerCommand::Pause);
}
protocol::spirc::MessageType::kMessageTypeSeek => {
self.player.command(PlayerCommand::Seek(frame.get_position()));
}
protocol::spirc::MessageType::kMessageTypeNotify => {
if self.is_active && frame.get_device_state().get_is_active() {
self.is_active = false;
self.player.command(PlayerCommand::Stop);
}
}
_ => ()
}
}
fn notify(&mut self, recipient: Option<&str>) {
let mut pkt = protobuf_init!(protocol::spirc::Frame::new(), {
version: 1,
ident: self.ident.clone(),
protocol_version: "2.0.0".to_string(),
seq_nr: { self.seq_nr += 1; self.seq_nr },
typ: protocol::spirc::MessageType::kMessageTypeNotify,
device_state: self.device_state(),
recipient: protobuf::RepeatedField::from_vec(
recipient.map(|r| vec![r.to_string()] ).unwrap_or(vec![])
),
state_update_id: self.state_update_id
});
if self.is_active {
pkt.set_state(self.state());
}
self.session.mercury(MercuryRequest{
method: MercuryMethod::SEND,
uri: format!("hm://remote/user/{}", self.username),
content_type: None,
payload: vec![ pkt.write_to_bytes().unwrap() ]
});
}
fn state(&mut self) -> protocol::spirc::State {
let state = self.player.state.0.lock().unwrap();
protobuf_init!(protocol::spirc::State::new(), {
status: state.status,
position_ms: state.position_ms,
position_measured_at: state.position_measured_at as u64,
playing_track_index: 0,
track => [
@{
gid: self.track.unwrap().to_raw().to_vec()
}
],
shuffle: self.shuffle,
repeat: self.repeat,
playing_from_fallback: true,
last_command_ident: self.last_command_ident.clone(),
last_command_msgid: self.last_command_msgid
})
}
fn device_state(&mut self) -> protocol::spirc::DeviceState {
protobuf_init!(protocol::spirc::DeviceState::new(), {
sw_version: version_string(),
is_active: self.is_active,
can_play: self.can_play,
volume: self.volume as u32,
name: self.name.clone(),
error_code: 0,
became_active_at: if self.is_active { self.became_active_at } else { 0 },
capabilities => [
@{
typ: protocol::spirc::CapabilityType::kCanBePlayer,
intValue => [0]
},
@{
typ: protocol::spirc::CapabilityType::kDeviceType,
intValue => [ self.device_type as i64 ]
},
@{
typ: protocol::spirc::CapabilityType::kGaiaEqConnectId,
intValue => [1]
},
@{
typ: protocol::spirc::CapabilityType::kSupportsLogout,
intValue => [0]
},
@{
typ: protocol::spirc::CapabilityType::kIsObservable,
intValue => [1]
},
@{
typ: protocol::spirc::CapabilityType::kVolumeSteps,
intValue => [10]
},
@{
typ: protocol::spirc::CapabilityType::kSupportedContexts,
stringValue => [
"album".to_string(),
"playlist".to_string(),
"search".to_string(),
"inbox".to_string(),
"toplist".to_string(),
"starred".to_string(),
"publishedstarred".to_string(),
"track".to_string(),
]
},
@{
typ: protocol::spirc::CapabilityType::kSupportedTypes,
stringValue => [
"audio/local".to_string(),
"audio/track".to_string(),
"local".to_string(),
"track".to_string(),
]
}
],
})
}
}

251
src/spirc.rs Normal file
View file

@ -0,0 +1,251 @@
use protobuf::{self, Message};
use util;
use session::{Config, Session};
use util::SpotifyId;
use util::version::version_string;
use player::{Player, PlayerCommand};
use mercury::{MercuryRequest, MercuryMethod};
use librespot_protocol as protocol;
use librespot_protocol::spirc::PlayStatus;
pub struct SpircManager<'s> {
player: &'s Player<'s>,
session: &'s Session,
username: String,
state_update_id: i64,
seq_nr: u32,
name: String,
ident: String,
device_type: u8,
can_play: bool,
repeat: bool,
shuffle: bool,
volume: u16,
is_active: bool,
became_active_at: i64,
last_command_ident: String,
last_command_msgid: u32,
track: Option<SpotifyId>
}
impl <'s> SpircManager<'s> {
pub fn new(session: &'s Session, player: &'s Player<'s>, username: String, name: String) -> SpircManager<'s> {
SpircManager {
session: &session,
player: &player,
username: username.clone(),
state_update_id: 0,
seq_nr: 0,
name: name,
ident: session.config.device_id.clone(),
device_type: 5,
can_play: true,
repeat: false,
shuffle: false,
volume: 0x8000,
is_active: false,
became_active_at: 0,
last_command_ident: String::new(),
last_command_msgid: 0,
track: None
}
}
pub fn run(&mut self) {
let rx = self.session.mercury_sub(format!("hm://remote/user/{}/v23", self.username));
self.notify(None);
loop {
if let Ok(pkt) = rx.try_recv() {
let frame = protobuf::parse_from_bytes::<protocol::spirc::Frame>(
pkt.payload.front().unwrap()).unwrap();
println!("{:?} {} {} {} {}",
frame.get_typ(),
frame.get_device_state().get_name(),
frame.get_ident(),
frame.get_seq_nr(),
frame.get_state_update_id());
if frame.get_ident() != self.ident &&
(frame.get_recipient().len() == 0 ||
frame.get_recipient().contains(&self.ident)) {
self.handle(frame);
}
}
let h = self.player.state.0.lock().unwrap();
if h.update_time > self.state_update_id {
self.state_update_id = util::now_ms();
drop(h);
self.notify(None);
}
}
}
fn handle(&mut self, frame: protocol::spirc::Frame) {
if frame.get_recipient().len() > 0 {
self.last_command_ident = frame.get_ident().to_string();
self.last_command_msgid = frame.get_seq_nr();
}
match frame.get_typ() {
protocol::spirc::MessageType::kMessageTypeHello => {
self.notify(Some(frame.get_ident()));
}
protocol::spirc::MessageType::kMessageTypeLoad => {
if !self.is_active {
self.is_active = true;
self.became_active_at = util::now_ms();
}
let index = frame.get_state().get_playing_track_index() as usize;
let track = SpotifyId::from_raw(frame.get_state().get_track()[index].get_gid());
self.track = Some(track);
self.player.command(PlayerCommand::Load(track,
frame.get_state().get_status() == PlayStatus::kPlayStatusPlay,
frame.get_state().get_position_ms()));
}
protocol::spirc::MessageType::kMessageTypePlay => {
self.player.command(PlayerCommand::Play);
}
protocol::spirc::MessageType::kMessageTypePause => {
self.player.command(PlayerCommand::Pause);
}
protocol::spirc::MessageType::kMessageTypeSeek => {
self.player.command(PlayerCommand::Seek(frame.get_position()));
}
protocol::spirc::MessageType::kMessageTypeNotify => {
if self.is_active && frame.get_device_state().get_is_active() {
self.is_active = false;
self.player.command(PlayerCommand::Stop);
}
}
_ => ()
}
}
fn notify(&mut self, recipient: Option<&str>) {
let mut pkt = protobuf_init!(protocol::spirc::Frame::new(), {
version: 1,
ident: self.ident.clone(),
protocol_version: "2.0.0".to_string(),
seq_nr: { self.seq_nr += 1; self.seq_nr },
typ: protocol::spirc::MessageType::kMessageTypeNotify,
device_state: self.device_state(),
recipient: protobuf::RepeatedField::from_vec(
recipient.map(|r| vec![r.to_string()] ).unwrap_or(vec![])
),
state_update_id: self.state_update_id
});
if self.is_active {
pkt.set_state(self.state());
}
self.session.mercury(MercuryRequest{
method: MercuryMethod::SEND,
uri: format!("hm://remote/user/{}", self.username),
content_type: None,
payload: vec![ pkt.write_to_bytes().unwrap() ]
});
}
fn state(&mut self) -> protocol::spirc::State {
let state = self.player.state.0.lock().unwrap();
protobuf_init!(protocol::spirc::State::new(), {
status: state.status,
position_ms: state.position_ms,
position_measured_at: state.position_measured_at as u64,
playing_track_index: 0,
track => [
@{
gid: self.track.unwrap().to_raw().to_vec()
}
],
shuffle: self.shuffle,
repeat: self.repeat,
playing_from_fallback: true,
last_command_ident: self.last_command_ident.clone(),
last_command_msgid: self.last_command_msgid
})
}
fn device_state(&mut self) -> protocol::spirc::DeviceState {
protobuf_init!(protocol::spirc::DeviceState::new(), {
sw_version: version_string(),
is_active: self.is_active,
can_play: self.can_play,
volume: self.volume as u32,
name: self.name.clone(),
error_code: 0,
became_active_at: if self.is_active { self.became_active_at } else { 0 },
capabilities => [
@{
typ: protocol::spirc::CapabilityType::kCanBePlayer,
intValue => [0]
},
@{
typ: protocol::spirc::CapabilityType::kDeviceType,
intValue => [ self.device_type as i64 ]
},
@{
typ: protocol::spirc::CapabilityType::kGaiaEqConnectId,
intValue => [1]
},
@{
typ: protocol::spirc::CapabilityType::kSupportsLogout,
intValue => [0]
},
@{
typ: protocol::spirc::CapabilityType::kIsObservable,
intValue => [1]
},
@{
typ: protocol::spirc::CapabilityType::kVolumeSteps,
intValue => [10]
},
@{
typ: protocol::spirc::CapabilityType::kSupportedContexts,
stringValue => [
"album".to_string(),
"playlist".to_string(),
"search".to_string(),
"inbox".to_string(),
"toplist".to_string(),
"starred".to_string(),
"publishedstarred".to_string(),
"track".to_string(),
]
},
@{
typ: protocol::spirc::CapabilityType::kSupportedTypes,
stringValue => [
"audio/local".to_string(),
"audio/track".to_string(),
"local".to_string(),
"track".to_string(),
]
}
],
})
}
}