int mpd_put_current_song(char *buffer)
{
char *cur = buffer;
const char *end = buffer + MAX_SIZE;
struct mpd_song *song;
song = mpd_run_current_song(mpd.conn);
if(song == NULL)
return 0;
cur += json_emit_raw_str(cur, end - cur, "{\"type\": \"song_change\", \"data\":{\"pos\":");
cur += json_emit_int(cur, end - cur, mpd_song_get_pos(song));
cur += json_emit_raw_str(cur, end - cur, ",\"title\":");
cur += json_emit_quoted_str(cur, end - cur, mpd_get_title(song));
if(mpd_song_get_tag(song, MPD_TAG_ARTIST, 0) != NULL)
{
cur += json_emit_raw_str(cur, end - cur, ",\"artist\":");
cur += json_emit_quoted_str(cur, end - cur, mpd_song_get_tag(song, MPD_TAG_ARTIST, 0));
}
if(mpd_song_get_tag(song, MPD_TAG_ALBUM, 0) != NULL)
{
cur += json_emit_raw_str(cur, end - cur, ",\"album\":");
cur += json_emit_quoted_str(cur, end - cur, mpd_song_get_tag(song, MPD_TAG_ALBUM, 0));
}
cur += json_emit_raw_str(cur, end - cur, "}}");
mpd_song_free(song);
mpd_response_finish(mpd.conn);
return cur - buffer;
}
static void
song_changed(const struct mpd_song *song)
{
g_assert(song != NULL);
if (mpd_song_get_tag(song, MPD_TAG_ARTIST, 0) == NULL ||
mpd_song_get_tag(song, MPD_TAG_TITLE, 0) == NULL) {
g_message("New song detected with tags missing (%s)",
mpd_song_get_uri(song));
g_timer_start(timer);
return;
}
g_timer_start(timer);
g_debug("New song detected (%s - %s), id: %u, pos: %u",
mpd_song_get_tag(song, MPD_TAG_ARTIST, 0),
mpd_song_get_tag(song, MPD_TAG_TITLE, 0),
mpd_song_get_id(song), mpd_song_get_pos(song));
as_now_playing(mpd_song_get_tag(song, MPD_TAG_ARTIST, 0),
mpd_song_get_tag(song, MPD_TAG_TITLE, 0),
mpd_song_get_tag(song, MPD_TAG_ALBUM, 0),
mpd_song_get_tag(song, MPD_TAG_MUSICBRAINZ_TRACKID, 0),
mpd_song_get_duration(song));
}
static void
song_ended(const struct mpd_song *song)
{
bool long_enough;
int elapsed, song_duration, percent_played;
GError *error;
g_assert(song != NULL);
elapsed = g_timer_elapsed(timer, NULL);
song_duration = mpd_song_get_duration(song);
long_enough = played_long_enough(elapsed, song_duration);
percent_played = elapsed * 100 / song_duration;
g_debug("Saving old song (%s - %s), id: %u, pos: %u",
mpd_song_get_tag(song, MPD_TAG_ARTIST, 0),
mpd_song_get_tag(song, MPD_TAG_TITLE, 0),
mpd_song_get_id(song), mpd_song_get_pos(song));
error = NULL;
if (!db_process(song, long_enough, percent_played, &error)) {
g_warning("Saving old song failed: %s", error->message);
g_error_free(error);
}
else if (error != NULL) {
g_warning("Skipped saving old song: %s", error->message);
g_error_free(error);
}
}
static void
song_changed(const struct mpd_song *song)
{
g_assert(song != NULL);
g_timer_start(timer);
g_debug("New song detected (%s - %s), id: %u, pos: %u",
mpd_song_get_tag(song, MPD_TAG_ARTIST, 0),
mpd_song_get_tag(song, MPD_TAG_TITLE, 0),
mpd_song_get_id(song), mpd_song_get_pos(song));
}
static void
song_ended(const struct mpd_song *song)
{
int elapsed;
g_assert(song != NULL);
elapsed = g_timer_elapsed(timer, NULL);
if (mpd_song_get_tag(song, MPD_TAG_ARTIST, 0) == NULL ||
mpd_song_get_tag(song, MPD_TAG_TITLE, 0) == NULL) {
g_message("Song (%s) has missing tags, skipping",
mpd_song_get_uri(song));
return;
}
else if (!played_long_enough(elapsed, mpd_song_get_duration(song))) {
g_message("Song (%s - %s), id: %u, pos: %u not played long enough, skipping",
mpd_song_get_tag(song, MPD_TAG_ARTIST, 0),
mpd_song_get_tag(song, MPD_TAG_TITLE, 0),
mpd_song_get_id(song), mpd_song_get_pos(song));
return;
}
g_debug("Submitting old song (%s - %s), id: %u, pos: %u",
mpd_song_get_tag(song, MPD_TAG_ARTIST, 0),
mpd_song_get_tag(song, MPD_TAG_TITLE, 0),
mpd_song_get_id(song), mpd_song_get_pos(song));
/* FIXME: libmpdclient doesn't have any way to fetch the musicbrainz id.
*/
as_songchange(mpd_song_get_uri(song),
mpd_song_get_tag(song, MPD_TAG_ARTIST, 0),
mpd_song_get_tag(song, MPD_TAG_TITLE, 0),
mpd_song_get_tag(song, MPD_TAG_ALBUM, 0),
mpd_song_get_tag(song, MPD_TAG_MUSICBRAINZ_TRACKID, 0),
mpd_song_get_duration(song) > 0
? mpd_song_get_duration(song)
: g_timer_elapsed(timer, NULL),
NULL);
}
static void song_changed(const struct mpd_song *song)
{
g_message("new song detected (%s - %s), id: %u, pos: %u\n",
mpd_song_get_tag(song, MPD_TAG_ARTIST, 0),
mpd_song_get_tag(song, MPD_TAG_TITLE, 0),
mpd_song_get_id(song), mpd_song_get_pos(song));
g_timer_start(timer);
as_now_playing(mpd_song_get_tag(song, MPD_TAG_ARTIST, 0),
mpd_song_get_tag(song, MPD_TAG_TITLE, 0),
mpd_song_get_tag(song, MPD_TAG_ALBUM, 0),
mpd_song_get_tag(song, MPD_TAG_TRACK, 0),
mpd_song_get_tag(song, MPD_TAG_MUSICBRAINZ_TRACKID, 0),
mpd_song_get_duration(song));
}
int mpd_put_queue(char *buffer, unsigned int offset)
{
char *cur = buffer;
const char *end = buffer + MAX_SIZE;
struct mpd_entity *entity;
if (!mpd_send_list_queue_range_meta(mpd.conn, offset, offset+MAX_ELEMENTS_PER_PAGE))
RETURN_ERROR_AND_RECOVER("mpd_send_list_queue_meta");
cur += json_emit_raw_str(cur, end - cur, "{\"type\":\"queue\",\"data\":[ ");
while((entity = mpd_recv_entity(mpd.conn)) != NULL) {
const struct mpd_song *song;
if(mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_SONG) {
song = mpd_entity_get_song(entity);
cur += json_emit_raw_str(cur, end - cur, "{\"id\":");
cur += json_emit_int(cur, end - cur, mpd_song_get_id(song));
cur += json_emit_raw_str(cur, end - cur, ",\"pos\":");
cur += json_emit_int(cur, end - cur, mpd_song_get_pos(song));
cur += json_emit_raw_str(cur, end - cur, ",\"duration\":");
cur += json_emit_int(cur, end - cur, mpd_song_get_duration(song));
cur += json_emit_raw_str(cur, end - cur, ",\"artist\":");
cur += json_emit_quoted_str(cur, end - cur, mpd_get_artist(song));
cur += json_emit_raw_str(cur, end - cur, ",\"album\":");
cur += json_emit_quoted_str(cur, end - cur, mpd_get_album(song));
cur += json_emit_raw_str(cur, end - cur, ",\"title\":");
cur += json_emit_quoted_str(cur, end - cur, mpd_get_title(song));
cur += json_emit_raw_str(cur, end - cur, "},");
}
mpd_entity_free(entity);
}
/* remove last ',' */
cur--;
cur += json_emit_raw_str(cur, end - cur, "]}");
return cur - buffer;
}
static void
env_export_song(struct mpd_song *song)
{
const char *tag;
char *envstr;
time_t t;
char date[DEFAULT_DATE_FORMAT_SIZE] = { 0 };
g_setenv("MPD_SONG_URI", mpd_song_get_uri(song), 1);
t = mpd_song_get_last_modified(song);
strftime(date, DEFAULT_DATE_FORMAT_SIZE, DEFAULT_DATE_FORMAT, localtime(&t));
g_setenv("MPD_SONG_LAST_MODIFIED", date, 1);
envstr = g_strdup_printf("%u", mpd_song_get_duration(song));
g_setenv("MPD_SONG_DURATION", envstr, 1);
g_free(envstr);
envstr = g_strdup_printf("%u", mpd_song_get_pos(song));
g_setenv("MPD_SONG_POS", envstr, 1);
g_free(envstr);
envstr = g_strdup_printf("%u", mpd_song_get_id(song));
g_setenv("MPD_SONG_ID", envstr, 1);
g_free(envstr);
/* Export tags. FIXME: For now we just export the first tag value to
* the environment.
*/
if ((tag = mpd_song_get_tag(song, MPD_TAG_ARTIST, 0)) != NULL)
g_setenv("MPD_SONG_TAG_ARTIST", tag, 1);
if ((tag = mpd_song_get_tag(song, MPD_TAG_ALBUM, 0)) != NULL)
g_setenv("MPD_SONG_TAG_ALBUM", tag, 1);
if ((tag = mpd_song_get_tag(song, MPD_TAG_ALBUM_ARTIST, 0)) != NULL)
g_setenv("MPD_SONG_TAG_ALBUM_ARTIST", tag, 1);
if ((tag = mpd_song_get_tag(song, MPD_TAG_TITLE, 0)) != NULL)
g_setenv("MPD_SONG_TAG_TITLE", tag, 1);
if ((tag = mpd_song_get_tag(song, MPD_TAG_TRACK, 0)) != NULL)
g_setenv("MPD_SONG_TAG_TRACK", tag, 1);
if ((tag = mpd_song_get_tag(song, MPD_TAG_NAME, 0)) != NULL)
g_setenv("MPD_SONG_TAG_NAME", tag, 1);
if ((tag = mpd_song_get_tag(song, MPD_TAG_GENRE, 0)) != NULL)
g_setenv("MPD_SONG_TAG_GENRE", tag, 1);
if ((tag = mpd_song_get_tag(song, MPD_TAG_DATE, 0)) != NULL)
g_setenv("MPD_SONG_TAG_DATE", tag, 1);
if ((tag = mpd_song_get_tag(song, MPD_TAG_COMPOSER, 0)) != NULL)
g_setenv("MPD_SONG_TAG_COMPOSER", tag, 1);
if ((tag = mpd_song_get_tag(song, MPD_TAG_PERFORMER, 0)) != NULL)
g_setenv("MPD_SONG_TAG_PERFORMER", tag, 1);
if ((tag = mpd_song_get_tag(song, MPD_TAG_COMMENT, 0)) != NULL)
g_setenv("MPD_SONG_TAG_COMMENT", tag, 1);
if ((tag = mpd_song_get_tag(song, MPD_TAG_DISC, 0)) != NULL)
g_setenv("MPD_SONG_TAG_DISC", tag, 1);
if ((tag = mpd_song_get_tag(song, MPD_TAG_MUSICBRAINZ_ARTISTID, 0)) != NULL)
g_setenv("MPD_SONG_TAG_MUSICBRAINZ_ARTISTID", tag, 1);
if ((tag = mpd_song_get_tag(song, MPD_TAG_MUSICBRAINZ_ALBUMID, 0)) != NULL)
g_setenv("MPD_SONG_TAG_MUSICBRAINZ_ALBUMID", tag, 1);
if ((tag = mpd_song_get_tag(song, MPD_TAG_MUSICBRAINZ_ALBUMARTISTID, 0)) != NULL)
g_setenv("MPD_SONG_TAG_MUSICBRAINZ_ALBUMARTISTID", tag, 1);
if ((tag = mpd_song_get_tag(song, MPD_TAG_MUSICBRAINZ_TRACKID, 0)) != NULL)
g_setenv("MPD_SONG_TAG_MUSICBRAINZ_TRACKID", tag, 1);
}
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;
}
unsigned Song::getPosition() const
{
assert(m_song);
return mpd_song_get_pos(m_song.get());
}
