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#include "mpdas.h"
CMPD* MPD = 0;
void CMPD::SetSong(const Song *song)
{
_cached = false;
if(song && !song->getArtist().empty() && !song->getTitle().empty()) {
_song = *song;
_gotsong = true;
iprintf("New song: %s - %s", _song.getArtist().c_str(), _song.getTitle().c_str());
AudioScrobbler->SendNowPlaying(*song);
}
else {
_gotsong = false;
}
_starttime = time(NULL);
}
void CMPD::CheckSubmit(int curplaytime)
{
if(!_gotsong || _cached || (_song.getArtist().empty() || _song.getTitle().empty())) return;
if(curplaytime - _start >= 240 || curplaytime - _start >= _song.getDuration()/2) {
Cache->AddToCache(_song, _starttime);
_cached = true;
}
}
CMPD::CMPD(CConfig *cfg)
{
_cfg = cfg;
_conn = NULL;
_gotsong = false;
_connected = false;
_cached = false;
_songid = -1;
_songpos = -1;
if(Connect())
iprintf("%s", "Connected to MPD.");
else
eprintf("%s", "Could not connect to MPD.");
}
CMPD::~CMPD()
{
if(_conn)
mpd_connection_free(_conn);
}
bool CMPD::Connect()
{
if(_conn)
mpd_connection_free(_conn);
_conn = mpd_connection_new(_cfg->Get("host").c_str(), _cfg->GetInt("port"), 0);
_connected = _conn && mpd_connection_get_error(_conn) == MPD_ERROR_SUCCESS;
if(_connected && _cfg->Get("mpdpassword").size() > 0) {
_connected &= mpd_run_password(_conn, _cfg->Get("mpdpassword").c_str());
}
else if(!_connected) {
eprintf("MPD connection error: %s", mpd_connection_get_error_message(_conn));
}
if(_connected)
mpd_run_subscribe(_conn, "mpdas");
return _connected;
}
void CMPD::GotNewSong(struct mpd_song *song)
{
Song *s = new Song(song);
SetSong(s);
delete s;
}
void CMPD::Update()
{
if(!_connected) {
iprintf("Reconnecting in 10 seconds.");
sleep(10);
if(Connect())
iprintf("%s", "Reconnected!");
else {
eprintf("%s", "Could not reconnect.");
return;
}
}
mpd_status *status = mpd_run_status(_conn);
mpd_stats *stats = mpd_run_stats(_conn);
if(status && stats) {
int newsongid = mpd_status_get_song_id(status);
int newsongpos = mpd_status_get_elapsed_time(status);
int curplaytime = mpd_stats_get_play_time(stats);
// new song
if(newsongid != _songid) {
_songid = newsongid;
_songpos = newsongpos;
_start = curplaytime;
mpd_song *song = mpd_run_current_song(_conn);
if(song) {
GotNewSong(song);
mpd_song_free(song);
}
}
// song playing
if(newsongpos != _songpos) {
_songpos = newsongpos;
CheckSubmit(curplaytime);
}
// check for client-to-client messages
if(mpd_send_read_messages(_conn)) {
mpd_message *msg;
while((msg = mpd_recv_message(_conn)) != NULL) {
const char *text = mpd_message_get_text(msg);
if(_gotsong && text) {
if(!strncmp(text, "love", 4)) {
AudioScrobbler->LoveTrack(_song);
}
else if(!strncmp(text, "unlove", 6)) {
AudioScrobbler->LoveTrack(_song, true);
}
}
mpd_message_free(msg);
}
mpd_response_finish(_conn);
}
mpd_status_free(status);
mpd_stats_free(stats);
}
else { // we have most likely lost our connection
eprintf("Could not query MPD server: %s", mpd_connection_get_error_message(_conn));
_connected = false;
}
}
Song::Song(struct mpd_song *song)
{
const char* temp;
temp = mpd_song_get_tag(song, MPD_TAG_ARTIST, 0);
artist = temp ? temp : "";
temp = mpd_song_get_tag(song, MPD_TAG_TITLE, 0);
title = temp ? temp : "";
temp = mpd_song_get_tag(song, MPD_TAG_ALBUM, 0);
album = temp ? temp : "";
temp = mpd_song_get_tag(song, MPD_TAG_ALBUM_ARTIST, 0);
albumartist = temp ? temp : "";
duration = mpd_song_get_duration(song);
}
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