/* This function update the internal status tracking
* the MPD status. At then end, if the status has changed, a signal is emmited.
*/
void Player::updateStatus()
{
struct mpd_status *statusMpd;
EMSPlayerStatus statusEMS;
/* Get the status structure from MPD */
mpd_send_status(conn);
statusMpd = mpd_recv_status(conn);
if (statusMpd == NULL)
{
qCritical() << "Error while trying to get MPD status";
qCritical() << "Reconnecting...";
connectToMpd(); /* Reconnect */
return;
}
if (mpd_status_get_error(statusMpd) != NULL)
{
qCritical() << "MPD error: " << QString::fromUtf8(mpd_status_get_error(statusMpd));
}
if (!mpd_response_finish(conn))
{
qCritical() << "Error while trying to get MPD status" ;
qCritical() << "Reconnecting...";
connectToMpd();
return;
}
/* Fill the internal state from the answer */
switch (mpd_status_get_state(statusMpd))
{
case MPD_STATE_PAUSE:
statusEMS.state = STATUS_PAUSE;
break;
case MPD_STATE_PLAY:
statusEMS.state = STATUS_PLAY;
break;
case MPD_STATE_STOP:
statusEMS.state = STATUS_STOP;
break;
default:
statusEMS.state = STATUS_UNKNOWN;
break;
}
statusEMS.repeat = mpd_status_get_repeat(statusMpd);
statusEMS.random = mpd_status_get_random(statusMpd);
if (statusEMS.state == STATUS_PLAY || statusEMS.state == STATUS_PAUSE)
{
if (mpd_status_get_queue_length(statusMpd) != (unsigned int)playlist.tracks.size())
{
qCritical() << "Error: the playlist does not have the same size as the one used by MPD!";
/* We should not do this... */
removeAllTracks();
}
statusEMS.posInPlaylist = mpd_status_get_song_pos(statusMpd);
statusEMS.progress = mpd_status_get_elapsed_time(statusMpd);
}
mpd_status_free(statusMpd);
if (statusEMS.posInPlaylist != status.posInPlaylist ||
statusEMS.progress != status.progress ||
statusEMS.random != status.random ||
statusEMS.repeat != status.repeat ||
statusEMS.state != status.state )
{
mutex.lock();
status = statusEMS;
mutex.unlock();
emit statusChanged(statusEMS);
}
}
void MpdWidget::psMpdHB()
{
timerMpd->stop();
QString dataSender, dataVol, dataTitle;
struct mpd_connection *conn;
struct mpd_status * status;
struct mpd_song *song;
// const struct mpd_audio_format *audio_format;
conn = mpd_connection_new(NULL, 0, 30000);
if (mpd_connection_get_error(conn) != MPD_ERROR_SUCCESS)
{
timerMpd->start();
return;
}
if (aktPlay)
{
aktPlay = false;
mpd_send_command(conn, "play", NULL);
timerMpd->start();
return;
}
if (aktStop)
{
aktStop = false;
mpd_send_command(conn, "stop", NULL);
timerMpd->start();
return;
}
mpd_command_list_begin(conn, true);
mpd_send_status(conn);
mpd_send_current_song(conn);
mpd_command_list_end(conn);
// Status
status = mpd_recv_status(conn);
if (status == NULL)
{
timerMpd->start();
return ;
}
// Volume
dataVol.number(mpd_status_get_volume(status));
if (labelVol->text().compare(dataVol) != 0)
labelVol->setText(dataVol);
if (mpd_status_get_error(status) != NULL)
new QListWidgetItem(QString("status error: %1").
arg(mpd_status_get_error(status)));
mpd_status_free(status);
// Status
mpd_response_next(conn);
// Song
song = mpd_recv_song(conn);
if (song == NULL)
{
handle_error(conn);
timerMpd->start();
return ;
}
// Title
dataTitle = mpd_song_get_uri(song);
if (labelTitle->text().compare(dataTitle) != 0)
labelTitle->setText(dataTitle);
unsigned int i = 0;
QString value;
while ((value = mpd_song_get_tag(song, MPD_TAG_TITLE, i++)) != NULL)
{
if (i > 0)
dataSender.append(" ");
dataSender.append(value);
}
if (labelSender->text().compare(dataSender) != 0)
{
labelSender->setText(dataSender);
qDebug() << "refresh";
}
mpd_song_free(song);
// Song
mpd_connection_free(conn);
timerMpd->start();
}
/*
* Returns: 0 - error; 1 - ok
*/
int mgr_mpd_fetch_status( struct mpd_connection *conn, int dump_status ) {
struct mpd_status *status;
struct mpd_stats *stats;
if (DEBUG > 1)
fprintf(stderr, "DEBUG: [mgr-thread] mpd: -status fetching...\n");
if (conn == NULL) {
fprintf(stderr, "ERROR: MPD: Unable to retrieve the MPD status: not connected\n");
return 0;
}
if (mpd_connection_get_error(conn) != MPD_ERROR_SUCCESS) {
fprintf(stderr, "ERROR: MPD: Unable to retrieve MPD status: connection error\n");
return 0;
}
if (DEBUG > 1)
fprintf(stderr, "DEBUG: [mgr-thread] mpd: run status\n");
status = mpd_run_status(conn);
if (!status) {
fprintf(stderr, "ERROR: MPD: Unable to retrieve MPD status\n");
return 0;
}
cur_mpd_player_status = mpd_status_get_state(status);
if (DEBUG > 1) {
fprintf(stderr, "DEBUG: [mgr-thread] mpd: +status received:\n");
}
if (DEBUG && dump_status) {
fprintf(stderr, "DEBUG: [mgr-thread] mpd status: => mode : %s\n", (cur_mpd_player_status == MPD_STATE_PLAY ? "Play" : "Other"));
fprintf(stderr, "DEBUG: [mgr-thread] mpd status: => random : %d\n", mpd_status_get_random(status));
fprintf(stderr, "DEBUG: [mgr-thread] mpd status: => repeat : %d\n", mpd_status_get_random(status));
fprintf(stderr, "DEBUG: [mgr-thread] mpd status: => volume : %d\n", mpd_status_get_volume(status));
fprintf(stderr, "DEBUG: [mgr-thread] mpd status: => queue ver : %d\n", mpd_status_get_queue_version(status));
fprintf(stderr, "DEBUG: [mgr-thread] mpd status: => queue len : %d\n", mpd_status_get_queue_length(status));
}
cur_mpd_random = mpd_status_get_random(status) ? 1 : 0;
cur_mpd_volume = mpd_status_get_volume(status);
cur_mpd_status_queue_len = mpd_status_get_queue_length(status);
if (DEBUG > 1)
fprintf(stderr, "DEBUG: [mgr-thread] mpd: release status\n");
if (mpd_status_get_error(status) != NULL) {
fprintf(stderr, "WARNING: MPD: Error Received from MPD: %s\n", mpd_status_get_error(status));
// TODO - clear error
}
mpd_status_free(status);
mpd_response_finish(conn);
stats = mpd_run_stats(conn);
if (stats == NULL) {
fprintf(stderr, "ERROR: MPD: Unable to retrieve MPD statistics\n");
return 0;
}
cur_mpd_stats_number_of_songs = mpd_stats_get_number_of_songs( stats );
if (DEBUG && dump_status) {
fprintf(stderr, "DEBUG: [mgr-thread] mpd stats : => # of songs: %d\n", cur_mpd_stats_number_of_songs);
}
mpd_stats_free( stats );
return 1;
}
static int lmpdstatus_index(lua_State *L)
{
const char *key;
const struct mpd_audio_format *audio_format;
struct mpd_status **status;
status = luaL_checkudata(L, 1, MPD_STATUS_T);
key = luaL_checkstring(L, 2);
assert(*status != NULL);
if (strncmp(key, "volume", 7) == 0) {
lua_pushinteger(L, mpd_status_get_volume(*status));
return 1;
}
else if (strncmp(key, "repeat", 7) == 0) {
lua_pushinteger(L, mpd_status_get_repeat(*status));
return 1;
}
else if (strncmp(key, "random", 7) == 0) {
lua_pushinteger(L, mpd_status_get_random(*status));
return 1;
}
else if (strncmp(key, "single", 7) == 0) {
lua_pushinteger(L, mpd_status_get_single(*status));
return 1;
}
else if (strncmp(key, "consume", 8) == 0) {
lua_pushinteger(L, mpd_status_get_consume(*status));
return 1;
}
else if (strncmp(key, "queue_length", 16) == 0) {
lua_pushnumber(L, mpd_status_get_queue_length(*status));
return 1;
}
else if (strncmp(key, "queue_version", 17) == 0) {
lua_pushnumber(L, mpd_status_get_queue_version(*status));
return 1;
}
else if (strncmp(key, "state", 6) == 0) {
lua_pushinteger(L, mpd_status_get_state(*status));
return 1;
}
else if (strncmp(key, "crossfade", 10) == 0) {
lua_pushinteger(L, mpd_status_get_crossfade(*status));
return 1;
}
else if (strncmp(key, "song_pos", 5) == 0) {
lua_pushinteger(L, mpd_status_get_song_pos(*status));
return 1;
}
else if (strncmp(key, "song_id", 7) == 0) {
lua_pushinteger(L, mpd_status_get_song_id(*status));
return 1;
}
else if (strncmp(key, "elapsed_time", 13) == 0) {
lua_pushinteger(L, mpd_status_get_elapsed_time(*status));
return 1;
}
else if (strncmp(key, "total_time", 11) == 0) {
lua_pushinteger(L, mpd_status_get_total_time(*status));
return 1;
}
else if (strncmp(key, "kbit_rate", 10) == 0) {
lua_pushinteger(L, mpd_status_get_kbit_rate(*status));
return 1;
}
else if (strncmp(key, "audio_format", 13) == 0) {
audio_format = mpd_status_get_audio_format(*status);
lua_newtable(L);
lua_pushinteger(L, audio_format->sample_rate);
lua_setfield(L, -2, "sample_rate");
lua_pushinteger(L, audio_format->bits);
lua_setfield(L, -2, "bits");
lua_pushinteger(L, audio_format->channels);
lua_setfield(L, -2, "channels");
return 1;
}
else if (strncmp(key, "update_id", 11) == 0) {
lua_pushinteger(L, mpd_status_get_update_id(*status));
return 1;
}
else if (strncmp(key, "error", 6) == 0) {
lua_pushstring(L, mpd_status_get_error(*status));
return 1;
}
else
return luaL_error(L, "Invalid key `%s'", key);
}
int main(int argc, char ** argv) {
struct mpd_connection *conn;
conn = mpd_connection_new(NULL, 0, 30000);
if (mpd_connection_get_error(conn) != MPD_ERROR_SUCCESS)
return handle_error(conn);
{
int i;
for(i=0;i<3;i++) {
printf("version[%i]: %i\n",i,
mpd_connection_get_server_version(conn)[i]);
}
}
if(argc==1) {
struct mpd_status * status;
struct mpd_song *song;
const struct mpd_audio_format *audio_format;
mpd_command_list_begin(conn, true);
mpd_send_status(conn);
mpd_send_current_song(conn);
mpd_command_list_end(conn);
status = mpd_recv_status(conn);
if (status == NULL)
return handle_error(conn);
printf("volume: %i\n", mpd_status_get_volume(status));
printf("repeat: %i\n", mpd_status_get_repeat(status));
printf("queue version: %u\n", mpd_status_get_queue_version(status));
printf("queue length: %i\n", mpd_status_get_queue_length(status));
if (mpd_status_get_error(status) != NULL)
printf("error: %s\n", mpd_status_get_error(status));
if (mpd_status_get_state(status) == MPD_STATE_PLAY ||
mpd_status_get_state(status) == MPD_STATE_PAUSE) {
printf("song: %i\n", mpd_status_get_song_pos(status));
printf("elaspedTime: %i\n",mpd_status_get_elapsed_time(status));
printf("elasped_ms: %u\n", mpd_status_get_elapsed_ms(status));
printf("totalTime: %i\n", mpd_status_get_total_time(status));
printf("bitRate: %i\n", mpd_status_get_kbit_rate(status));
}
audio_format = mpd_status_get_audio_format(status);
if (audio_format != NULL) {
printf("sampleRate: %i\n", audio_format->sample_rate);
printf("bits: %i\n", audio_format->bits);
printf("channels: %i\n", audio_format->channels);
}
mpd_status_free(status);
if (mpd_connection_get_error(conn) != MPD_ERROR_SUCCESS)
return handle_error(conn);
mpd_response_next(conn);
while ((song = mpd_recv_song(conn)) != NULL) {
printf("uri: %s\n", mpd_song_get_uri(song));
print_tag(song, MPD_TAG_ARTIST, "artist");
print_tag(song, MPD_TAG_ALBUM, "album");
print_tag(song, MPD_TAG_TITLE, "title");
print_tag(song, MPD_TAG_TRACK, "track");
print_tag(song, MPD_TAG_NAME, "name");
print_tag(song, MPD_TAG_DATE, "date");
if (mpd_song_get_duration(song) > 0) {
printf("time: %u\n", mpd_song_get_duration(song));
}
printf("pos: %u\n", mpd_song_get_pos(song));
mpd_song_free(song);
}
if (mpd_connection_get_error(conn) != MPD_ERROR_SUCCESS ||
!mpd_response_finish(conn))
return handle_error(conn);
}
else if(argc==3 && strcmp(argv[1],"lsinfo")==0) {
struct mpd_entity * entity;
if (!mpd_send_list_meta(conn, argv[2]))
return handle_error(conn);
while ((entity = mpd_recv_entity(conn)) != NULL) {
const struct mpd_song *song;
const struct mpd_directory *dir;
const struct mpd_playlist *pl;
switch (mpd_entity_get_type(entity)) {
case MPD_ENTITY_TYPE_UNKNOWN:
break;
case MPD_ENTITY_TYPE_SONG:
song = mpd_entity_get_song(entity);
printf("uri: %s\n", mpd_song_get_uri(song));
print_tag(song, MPD_TAG_ARTIST, "artist");
print_tag(song, MPD_TAG_ALBUM, "album");
print_tag(song, MPD_TAG_TITLE, "title");
print_tag(song, MPD_TAG_TRACK, "track");
break;
case MPD_ENTITY_TYPE_DIRECTORY:
dir = mpd_entity_get_directory(entity);
printf("directory: %s\n", mpd_directory_get_path(dir));
break;
case MPD_ENTITY_TYPE_PLAYLIST:
pl = mpd_entity_get_playlist(entity);
printf("playlist: %s\n",
mpd_playlist_get_path(pl));
break;
}
mpd_entity_free(entity);
}
if (mpd_connection_get_error(conn) != MPD_ERROR_SUCCESS ||
!mpd_response_finish(conn))
return handle_error(conn);
}
else if(argc==2 && strcmp(argv[1],"artists")==0) {
struct mpd_pair *pair;
if (!mpd_search_db_tags(conn, MPD_TAG_ARTIST) ||
!mpd_search_commit(conn))
return handle_error(conn);
while ((pair = mpd_recv_pair_tag(conn,
MPD_TAG_ARTIST)) != NULL) {
printf("%s\n", pair->value);
mpd_return_pair(conn, pair);
}
if (mpd_connection_get_error(conn) != MPD_ERROR_SUCCESS ||
!mpd_response_finish(conn))
return handle_error(conn);
} else if (argc == 2 && strcmp(argv[1], "playlists") == 0) {
if (!mpd_send_list_playlists(conn))
return handle_error(conn);
struct mpd_playlist *playlist;
while ((playlist = mpd_recv_playlist(conn)) != NULL) {
printf("%s\n",
mpd_playlist_get_path(playlist));
mpd_playlist_free(playlist);
}
if (mpd_connection_get_error(conn) != MPD_ERROR_SUCCESS ||
!mpd_response_finish(conn))
return handle_error(conn);
} else if (argc == 2 && strcmp(argv[1], "idle") == 0) {
enum mpd_idle idle = mpd_run_idle(conn);
if (idle == 0 &&
mpd_connection_get_error(conn) != MPD_ERROR_SUCCESS)
return handle_error(conn);
for (unsigned j = 0;; ++j) {
enum mpd_idle i = 1 << j;
const char *name = mpd_idle_name(i);
if (name == NULL)
break;
if (idle & i)
printf("%s\n", name);
}
} else if (argc == 3 && strcmp(argv[1], "subscribe") == 0) {
/* subscribe to a channel and print all messages */
if (!mpd_run_subscribe(conn, argv[2]))
return handle_error(conn);
while (mpd_run_idle_mask(conn, MPD_IDLE_MESSAGE) != 0) {
if (!mpd_send_read_messages(conn))
return handle_error(conn);
struct mpd_message *msg;
while ((msg = mpd_recv_message(conn)) != NULL) {
printf("%s\n", mpd_message_get_text(msg));
mpd_message_free(msg);
}
if (mpd_connection_get_error(conn) != MPD_ERROR_SUCCESS ||
!mpd_response_finish(conn))
return handle_error(conn);
}
return handle_error(conn);
} else if (argc == 2 && strcmp(argv[1], "channels") == 0) {
/* print a list of channels */
if (!mpd_send_channels(conn))
return handle_error(conn);
struct mpd_pair *pair;
while ((pair = mpd_recv_channel_pair(conn)) != NULL) {
printf("%s\n", pair->value);
mpd_return_pair(conn, pair);
}
if (mpd_connection_get_error(conn) != MPD_ERROR_SUCCESS ||
!mpd_response_finish(conn))
return handle_error(conn);
} else if (argc == 4 && strcmp(argv[1], "message") == 0) {
/* send a message to a channel */
if (!mpd_run_send_message(conn, argv[2], argv[3]))
return handle_error(conn);
}
mpd_connection_free(conn);
return 0;
}
void mpd_query_status(struct mpd_connection *conn)
{
struct mpd_status *status;
struct mpd_song *song;
const struct mpd_audio_format *audio;
if (!conn)
return;
if (!mpd_command_list_begin(conn, true) ||
!mpd_send_status(conn) || !mpd_send_current_song(conn) || !mpd_command_list_end(conn)) {
mpd_printerror("queue_commands");
return;
}
status = mpd_recv_status(conn);
if (status == NULL) {
mpd_printerror("recv_status");
return;
}
if (currentSong != NULL) {
mpd_song_free(currentSong);
currentSong = NULL;
}
if (!mpd_response_next(conn)) {
mpd_printerror("response_next");
return;
}
song = mpd_recv_song(conn);
if (song != NULL) {
currentSong = mpd_song_dup(song);
mpd_song_free(song);
l_elapsedTimeSec = mpd_status_get_elapsed_time(status);
l_totalTimeSec = mpd_status_get_total_time(status);
l_bitRate = mpd_status_get_kbit_rate(status);
} else {
l_elapsedTimeSec = 0;
l_totalTimeSec = 0;
l_bitRate = 0;
}
l_state = mpd_status_get_state(status);
l_repeatEnabled = mpd_status_get_repeat(status);
l_randomEnabled = mpd_status_get_random(status);
l_singleEnabled = mpd_status_get_single(status);
l_consumeEnabled = mpd_status_get_consume(status);
l_volume = mpd_status_get_volume(status);
l_currentSongPos = mpd_status_get_song_pos(status) + 1;
l_playlistLength = mpd_status_get_queue_length(status);
audio = mpd_status_get_audio_format(status);
if (audio) {
l_sampleRate = audio->sample_rate;
l_channels = audio->channels;
} else {
l_sampleRate = 0;
l_channels = 0;
}
if (mpd_status_get_error(status) != NULL)
error("[MPD] query status : %s", charset_from_utf8(mpd_status_get_error(status)));
mpd_status_free(status);
if (!mpd_response_finish(conn)) {
mpd_printerror("response_finish");
return;
}
}
void
print_status(struct mpd_connection *conn)
{
if (!mpd_command_list_begin(conn, true) ||
!mpd_send_status(conn) ||
!mpd_send_current_song(conn) ||
!mpd_command_list_end(conn))
printErrorAndExit(conn);
struct mpd_status *status = mpd_recv_status(conn);
if (status == NULL)
printErrorAndExit(conn);
if (mpd_status_get_state(status) == MPD_STATE_PLAY ||
mpd_status_get_state(status) == MPD_STATE_PAUSE) {
if (!mpd_response_next(conn))
printErrorAndExit(conn);
struct mpd_song *song = mpd_recv_song(conn);
if (song != NULL) {
pretty_print_song(song);
printf("\n");
mpd_song_free(song);
}
if (mpd_status_get_state(status) == MPD_STATE_PLAY)
printf("[playing]");
else
printf("[paused] ");
printf(" #%i/%u %3i:%02i/%i:%02i (%u%%)\n",
mpd_status_get_song_pos(status) + 1,
mpd_status_get_queue_length(status),
mpd_status_get_elapsed_time(status) / 60,
mpd_status_get_elapsed_time(status) % 60,
mpd_status_get_total_time(status) / 60,
mpd_status_get_total_time(status) % 60,
elapsed_percent(status));
}
if (mpd_status_get_update_id(status) > 0)
printf("Updating DB (#%u) ...\n",
mpd_status_get_update_id(status));
if (mpd_status_get_volume(status) >= 0)
printf("volume:%3i%c ", mpd_status_get_volume(status), '%');
else {
printf("volume: n/a ");
}
printf("repeat: ");
if (mpd_status_get_repeat(status))
printf("on ");
else printf("off ");
printf("random: ");
if (mpd_status_get_random(status))
printf("on ");
else printf("off ");
printf("single: ");
if (mpd_status_get_single(status))
printf("on ");
else printf("off ");
printf("consume: ");
if (mpd_status_get_consume(status))
printf("on \n");
else printf("off\n");
if (mpd_status_get_error(status) != NULL)
printf("ERROR: %s\n",
charset_from_utf8(mpd_status_get_error(status)));
mpd_status_free(status);
if (!mpd_response_finish(conn))
printErrorAndExit(conn);
}
