int mpd_put_state(char *buffer, int *current_song_id, unsigned *queue_version)
{
struct mpd_status *status;
int len;
status = mpd_run_status(mpd.conn);
if (!status) {
fprintf(stderr, "MPD mpd_run_status: %s\n", mpd_connection_get_error_message(mpd.conn));
mpd.conn_state = MPD_FAILURE;
return 0;
}
len = snprintf(buffer, MAX_SIZE,
"{\"type\":\"state\", \"data\":{"
" \"state\":%d, \"volume\":%d, \"repeat\":%d,"
" \"single\":%d, \"consume\":%d, \"random\":%d, "
" \"songpos\": %d, \"elapsedTime\": %d, \"totalTime\":%d, "
" \"currentsongid\": %d"
"}}",
mpd_status_get_state(status),
mpd_status_get_volume(status),
mpd_status_get_repeat(status),
mpd_status_get_single(status),
mpd_status_get_consume(status),
mpd_status_get_random(status),
mpd_status_get_song_pos(status),
mpd_status_get_elapsed_time(status),
mpd_status_get_total_time(status),
mpd_status_get_song_id(status));
*current_song_id = mpd_status_get_song_id(status);
*queue_version = mpd_status_get_queue_version(status);
mpd_status_free(status);
return len;
}
static bool
setup_seek(struct mpdclient *c)
{
if (!mpdclient_is_playing(c))
return false;
if (seek_id != (int)mpd_status_get_song_id(c->status)) {
seek_id = mpd_status_get_song_id(c->status);
seek_target_time = mpd_status_get_elapsed_time(c->status);
}
schedule_seek_timer(c);
return true;
}
void mpd_put_state(void)
{
struct mpd_status *status;
int len;
unsigned queue_len;
int song_pos, next_song_pos;
status = mpd_run_status(mpd.conn);
if (!status) {
syslog(LOG_ERR, "%s mpd_run_status: %s\n", __func__, mpd_connection_get_error_message(mpd.conn));
mpd.conn_state = MPD_FAILURE;
return;
}
mpd.song_pos = mpd_status_get_song_pos(status);
mpd.next_song_pos = song_pos+1; //TODO: mpd_status_get_next_song_pos(status);
mpd.queue_len = mpd_status_get_queue_length(status);
mpd.volume = mpd_status_get_volume(status);
mpd.state = mpd_status_get_state(status);
mpd.repeat = mpd_status_get_repeat(status);
mpd.single = mpd_status_get_single(status);
mpd.consume = mpd_status_get_consume(status);
mpd.random = mpd_status_get_random(status);
mpd.elapsed_time = mpd_status_get_elapsed_time(status);
mpd.total_time = mpd_status_get_total_time(status);
mpd.song_id = mpd_status_get_song_id(status);
// printf("%d\n", mpd.song_id);
mpd_status_free(status);
}
/**
* Returns the id of the current song, but only if it is really
* playing (playing or paused).
*/
static int
get_active_song(const struct mpd_status *status)
{
return mpd_status_get_state(status) == MPD_STATE_PLAY ||
mpd_status_get_state(status) == MPD_STATE_PAUSE
? mpd_status_get_song_id(status)
: -1;
}
int
cmd_cdprev(gcc_unused int argc, gcc_unused char **argv,
struct mpd_connection *conn)
{
struct mpd_status *status = getStatus(conn);
/* go to previous track if mpd is playing first 3 seconds of
current track otherwise seek to beginning of current
track */
if (mpd_status_get_elapsed_time(status) < 3) {
cmd_prev(0, NULL, conn);
} else {
if (!mpd_run_seek_id(conn, mpd_status_get_song_id(status), 0))
printErrorAndExit(conn);
}
return 1;
}
static void
update_progress_window(struct mpdclient *c, bool repaint)
{
unsigned elapsed, duration;
if (c->status == NULL)
elapsed = 0;
else if (seek_id >= 0 && seek_id == mpd_status_get_song_id(c->status))
elapsed = seek_target_time;
else
elapsed = mpd_status_get_elapsed_time(c->status);
duration = mpdclient_is_playing(c)
? mpd_status_get_total_time(c->status)
: 0;
if (progress_bar_set(&screen.progress_bar, elapsed, duration) ||
repaint)
progress_bar_paint(&screen.progress_bar);
}
void
Mpd_status::assign_status(struct mpd_status * status)
{
const struct mpd_audio_format *format;
uint32_t ms;
volume = mpd_status_get_volume(status);
repeat = mpd_status_get_repeat(status);
single = mpd_status_get_single(status);
random = mpd_status_get_random(status);
consume = mpd_status_get_consume(status);
playlist_length = mpd_status_get_queue_length(status);
playlist = mpd_status_get_queue_version(status);
state = mpd_status_get_state(status);
crossfade = mpd_status_get_crossfade(status);
song = mpd_status_get_song_pos(status);
songid = mpd_status_get_song_id(status);
time_total = mpd_status_get_total_time(status);
db_updating = mpd_status_get_update_id(status);
/* Time elapsed */
#if LIBMPDCLIENT_CHECK_VERSION(2, 1, 0)
ms = mpd_status_get_elapsed_ms(status);
#else
ms = mpd_status_get_elapsed(status) * 1000;
#endif
set_time_elapsed_ms(ms);
/* Audio format */
bitrate = mpd_status_get_kbit_rate(status);
format = mpd_status_get_audio_format(status);
if (!format) {
return;
}
samplerate = format->sample_rate;
bits = format->bits;
channels = format->channels;
}
static void
env_export_status(struct mpd_status *status)
{
char *envstr;
const struct mpd_audio_format *fmt;
envstr = g_strdup_printf("%d", mpd_status_get_volume(status));
g_setenv("MPD_STATUS_VOLUME", envstr, 1);
g_free(envstr);
envstr = g_strdup_printf("%d", mpd_status_get_repeat(status));
g_setenv("MPD_STATUS_REPEAT", envstr, 1);
g_free(envstr);
envstr = g_strdup_printf("%d", mpd_status_get_random(status));
g_setenv("MPD_STATUS_RANDOM", envstr, 1);
g_free(envstr);
envstr = g_strdup_printf("%d", mpd_status_get_single(status));
g_setenv("MPD_STATUS_SINGLE", envstr, 1);
g_free(envstr);
envstr = g_strdup_printf("%d", mpd_status_get_consume(status));
g_setenv("MPD_STATUS_CONSUME", envstr, 1);
g_free(envstr);
envstr = g_strdup_printf("%d", mpd_status_get_queue_length(status));
g_setenv("MPD_STATUS_QUEUE_LENGTH", envstr, 1);
g_free(envstr);
envstr = g_strdup_printf("%d", mpd_status_get_queue_version(status));
g_setenv("MPD_STATUS_QUEUE_VERSION", envstr, 1);
g_free(envstr);
envstr = g_strdup_printf("%d", mpd_status_get_crossfade(status));
g_setenv("MPD_STATUS_CROSSFADE", envstr, 1);
g_free(envstr);
envstr = g_strdup_printf("%d", mpd_status_get_song_pos(status));
g_setenv("MPD_STATUS_SONG_POS", envstr, 1);
g_free(envstr);
envstr = g_strdup_printf("%d", mpd_status_get_song_id(status));
g_setenv("MPD_STATUS_SONG_ID", envstr, 1);
g_free(envstr);
envstr = g_strdup_printf("%u", mpd_status_get_elapsed_time(status));
g_setenv("MPD_STATUS_ELAPSED_TIME", envstr, 1);
g_free(envstr);
envstr = g_strdup_printf("%u", mpd_status_get_elapsed_ms(status));
g_setenv("MPD_STATUS_ELAPSED_MS", envstr, 1);
g_free(envstr);
envstr = g_strdup_printf("%u", mpd_status_get_total_time(status));
g_setenv("MPD_STATUS_TOTAL_TIME", envstr, 1);
g_free(envstr);
envstr = g_strdup_printf("%u", mpd_status_get_kbit_rate(status));
g_setenv("MPD_STATUS_KBIT_RATE", envstr, 1);
g_free(envstr);
envstr = g_strdup_printf("%u", mpd_status_get_update_id(status));
g_setenv("MPD_STATUS_UPDATE_ID", envstr, 1);
g_free(envstr);
g_setenv("MPD_STATUS_STATE", env_strstate(mpd_status_get_state(status)), 1);
if ((fmt = mpd_status_get_audio_format(status)) == NULL)
g_setenv("MPD_STATUS_AUDIO_FORMAT", "0", 1);
else {
g_setenv("MPD_STATUS_AUDIO_FORMAT", "1", 1);
envstr = g_strdup_printf("%u", fmt->sample_rate);
g_setenv("MPD_STATUS_AUDIO_FORMAT_SAMPLE_RATE", envstr, 1);
g_free(envstr);
envstr = g_strdup_printf("%u", fmt->bits);
g_setenv("MPD_STATUS_AUDIO_FORMAT_BITS", envstr, 1);
g_free(envstr);
envstr = g_strdup_printf("%u", fmt->channels);
g_setenv("MPD_STATUS_AUDIO_FORMAT_CHANNELS", envstr, 1);
g_free(envstr);
}
}
int
cmd_seek(gcc_unused int argc, gcc_unused char **argv,
struct mpd_connection *conn)
{
struct mpd_status *status;
char * arg = argv[0];
int seekchange;
int total_secs;
int rel = 0;
status = getStatus(conn);
if (mpd_status_get_state(status) == MPD_STATE_STOP)
DIE("not currently playing\n");
/* Detect +/- if exists point to the next char */
if (*arg == '+')
rel = 1;
else if (*arg == '-')
rel = -1;
if (rel != 0)
++arg;
/* If seeking by percent */
if (arg[strlen(arg) - 1] == '%') {
/* Remove the % */
arg[strlen(arg) - 1] = '\0';
/* percent seek, strtod is needed for percent with decimals */
char *test;
double perc = strtod(arg,&test);
if (*test != '\0' || (rel == 0 && (perc < 0 || perc > 100)) ||
(rel && perc > abs(100)))
DIE("\"%s\" is not an number between 0 and 100\n", arg);
seekchange = perc * mpd_status_get_total_time(status) / 100 + 0.5;
} else { /* If seeking by absolute seek time */
if (strchr(arg, ':') != NULL) {
int hr = 0;
int min = 0;
int sec = 0;
/* Take the seconds off the end of arg */
char *sec_ptr = strrchr(arg, ':');
/* Remove ':' and move the pointer one byte up */
*sec_ptr = '\0';
++sec_ptr;
/* If hour is in the argument, else just point to the arg */
char *min_ptr = strrchr(arg, ':');
if (min_ptr != NULL) {
/* Remove ':' and move the pointer one byte up */
*min_ptr = '\0';
++min_ptr;
/* If the argument still exists, it's the hour */
if (arg != NULL) {
char *hr_ptr = arg;
char *test;
hr = strtol(hr_ptr, &test, 10);
if (*test != '\0' ||
(rel == 0 && hr < 0))
DIE("\"%s\" is not a positive number\n", sec_ptr);
}
} else {
min_ptr = arg;
}
/* Change the pointers to a integer */
char *test;
sec = strtol(sec_ptr, &test, 10);
if (*test != '\0' || (rel == 0 && sec < 0))
DIE("\"%s\" is not a positive number\n", sec_ptr);
min = strtol( min_ptr, &test, 10 );
if( *test != '\0' || (rel == 0 && min < 0 ))
DIE("\"%s\" is not a positive number\n", min_ptr);
/* If mins exist, check secs. If hrs exist, check mins */
if (min && strlen(sec_ptr) != 2)
DIE("\"%s\" is not two digits\n", sec_ptr);
else if (hr && strlen(min_ptr) != 2)
DIE("\"%s\" is not two digits\n", min_ptr);
/* Finally, make sure they're not above 60 if higher unit exists */
if (min && sec > 60)
DIE("\"%s\" is greater than 60\n", sec_ptr);
else if (hr && min > 60 )
DIE("\"%s\" is greater than 60\n", min_ptr);
total_secs = (hr * 3600) + (min * 60) + sec;
} else {
/* absolute seek (in seconds) */
char *test;
total_secs = strtol(arg, &test, 10); /* get the # of seconds */
if (*test != '\0' || (rel == 0 && total_secs < 0))
DIE("\"%s\" is not a positive number\n", arg);
}
seekchange = total_secs;
}
/* This detects +/- and is necessary due to the parsing of HH:MM:SS numbers*/
int seekto;
if (rel == 1)
seekto = mpd_status_get_elapsed_time(status) + seekchange;
else if (rel == -1)
seekto = mpd_status_get_elapsed_time(status) - seekchange;
else
seekto = seekchange;
if (seekto > (int)mpd_status_get_total_time(status))
DIE("Seek amount would seek past the end of the song\n");
if (!mpd_run_seek_id(conn, mpd_status_get_song_id(status), seekto))
printErrorAndExit(conn);
mpd_status_free(status);
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);
}
void
basic_state_checking(void)
{
int rep, ran, sgl, len, crt, vol, ply, btr;
struct mpd_status *status;
status = getStatus(conn);
rep = mpd_status_get_repeat(status);
ran = mpd_status_get_random(status);
sgl = mpd_status_get_single(status);
len = mpd_status_get_queue_length(status);
crt = mpd_status_get_song_id(status);
vol = mpd_status_get_volume(status);
ply = mpd_status_get_state(status);
btr = mpd_status_get_kbit_rate(status);
basic_info->crt_time = mpd_status_get_elapsed_time(status);
basic_info->total_time = mpd_status_get_total_time(status);
mpd_status_free(status);
if(rep != basic_info->repeat || ran != basic_info->random
|| sgl != basic_info->single || len != basic_info->total
|| crt != basic_info->current || vol != basic_info->volume
|| ply != basic_info->state)
{
basic_info->repeat = rep;
basic_info->random = ran;
basic_info->single = sgl;
basic_info->total = len;
basic_info->current = crt;
basic_info->volume = vol;
basic_info->state = ply;
signal_all_wins();
}
/* as many songs's bit rate varies while playing
we refresh the bit rate display only when the
relevant change greater than 0.2 */
if(abs(basic_info->bit_rate - btr) / (float)(btr + 1) > 0.2)
{
basic_info->bit_rate = btr;
signal_win(BASIC_INFO);
}
/* get current song's name */
status = init_mpd_status(conn);
strncpy(basic_info->format, "null", 16);
*basic_info->crt_name = '\0';
if (basic_info->state == MPD_STATE_PLAY ||
basic_info->state == MPD_STATE_PAUSE) {
struct mpd_song *song;
if (!mpd_response_next(conn))
printErrorAndExit(conn);
song = mpd_recv_song(conn);
if (song != NULL) {
strncpy(basic_info->crt_name, get_song_tag(song, MPD_TAG_TITLE), 512);
strncpy(basic_info->format, get_song_format(song), 16);
}
mpd_song_free(song);
}
mpd_status_free(status);
my_finishCommand(conn);
}
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 && !strncmp(text, "love", 4))
AudioScrobbler->LoveTrack(_song);
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;
}
}