void
filelist_recv(struct filelist *filelist, struct mpd_connection *connection)
{
struct mpd_entity *entity;
while ((entity = mpd_recv_entity(connection)) != NULL)
filelist_append(filelist, entity);
}
void get_random_song(struct mpd_connection *conn, char *str, char *path)
{
struct mpd_entity *entity;
int listened0 = 65000,
skipnum, numberofsongs = 0;
struct mpd_stats *stats = mpd_run_stats(conn);
if (stats == NULL)
return;
numberofsongs = mpd_stats_get_number_of_songs(stats);
mpd_stats_free(stats);
skipnum = rand() % numberofsongs;
syslog(LOG_DEBUG, "%s: path %s; number of songs: %i skip: %i\n",
__func__, path, numberofsongs, skipnum);
if (!mpd_send_list_all_meta(conn, ""))//path))
{
syslog(LOG_ERR, "%s: error: mpd_send_list_meta %s\n", __func__, path);
return;
}
while((entity = mpd_recv_entity(conn)) != NULL)
{
const struct mpd_song *song;
if (mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_SONG)
{
if (skipnum-- > 0)
continue;
int listened;
song = mpd_entity_get_song(entity);
listened = db_get_song_numplayed(mpd_get_title(song),
mpd_get_artist(song));
if (listened < listened0) {
listened0 = listened;
syslog(LOG_DEBUG, "listened: %i ", listened);
int probability = 50 +
db_get_song_rating(mpd_get_title(song),
mpd_get_artist(song));
syslog(LOG_DEBUG, "probability: %i ", probability);
bool Yes = (rand() % 100) < probability;
if (Yes) {
sprintf(str, "%s", mpd_song_get_uri(song));
syslog(LOG_DEBUG, "uri: %s ", str);
syslog(LOG_DEBUG, "title: %s ", mpd_get_title(song));
syslog(LOG_DEBUG, "artist: %s", mpd_get_artist(song));
}
}
}
mpd_entity_free(entity);
}
}
/* create a list suitable for GCompletion from path */
GList *
gcmp_list_from_path(struct mpdclient *c, const gchar *path,
GList *list, gint types)
{
struct mpd_connection *connection;
struct mpd_entity *entity;
connection = mpdclient_get_connection(c);
if (connection == NULL)
return list;
mpd_send_list_meta(connection, path);
while ((entity = mpd_recv_entity(connection)) != NULL) {
char *name;
if (mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_DIRECTORY &&
types & GCMP_TYPE_DIR) {
const struct mpd_directory *dir =
mpd_entity_get_directory(entity);
gchar *tmp = utf8_to_locale(mpd_directory_get_path(dir));
gsize size = strlen(tmp)+2;
name = g_malloc(size);
g_strlcpy(name, tmp, size);
g_strlcat(name, "/", size);
g_free(tmp);
} else if (mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_SONG &&
types & GCMP_TYPE_FILE) {
const struct mpd_song *song =
mpd_entity_get_song(entity);
name = utf8_to_locale(mpd_song_get_uri(song));
} else if (mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_PLAYLIST &&
types & GCMP_TYPE_PLAYLIST) {
const struct mpd_playlist *playlist =
mpd_entity_get_playlist(entity);
name = utf8_to_locale(mpd_playlist_get_path(playlist));
} else {
mpd_entity_free(entity);
continue;
}
list = g_list_append(list, name);
mpd_entity_free(entity);
}
return list;
}
/*
* Retrieves current playlist from MPD
* TODO: implement missing entity types
*/
bool
Control::update_queue()
{
bool rc;
Song * song;
struct mpd_entity * ent;
const struct mpd_song * ent_song;
EXIT_IDLE;
pms->log(MSG_DEBUG, 0, "Updating playlist from version %d to %d\n", st->last_playlist, st->playlist);
if (st->last_playlist == -1) {
_queue->clear();
}
if (!mpd_send_queue_changes_meta(conn->h(), st->last_playlist)) {
return false;
}
while ((ent = mpd_recv_entity(conn->h())) != NULL)
{
switch(mpd_entity_get_type(ent))
{
case MPD_ENTITY_TYPE_SONG:
ent_song = mpd_entity_get_song(ent);
song = new Song(ent_song);
_queue->add_local(song);
break;
case MPD_ENTITY_TYPE_UNKNOWN:
pms->log(MSG_DEBUG, 0, "BUG in update_queue(): entity type not implemented by libmpdclient\n");
break;
default:
pms->log(MSG_DEBUG, 0, "BUG in update_queue(): entity type not implemented by PMS\n");
break;
}
mpd_entity_free(ent);
}
if ((rc = get_error_bool()) == true) {
_queue->truncate_local(st->playlist_length);
st->last_playlist = st->playlist;
}
return rc;
}
/*
* Retrieve the contents of a stored playlist. Will synchronize local playlists
* with the MPD server, overwriting the local versions.
*
* Returns true on success, false on failure.
*/
bool
Control::update_playlist(Playlist * playlist)
{
Song * song;
mpd_entity * ent;
const mpd_song * ent_song;
EXIT_IDLE;
pms->log(MSG_DEBUG, 0, "Retrieving playlist %s from MPD server.\n", playlist->filename.c_str());
if (!mpd_send_list_playlist_meta(conn->h(), playlist->filename.c_str())) {
return false;
}
playlist->clear();
while ((ent = mpd_recv_entity(conn->h())) != NULL)
{
switch(mpd_entity_get_type(ent))
{
case MPD_ENTITY_TYPE_SONG:
ent_song = mpd_entity_get_song(ent);
song = new Song(ent_song);
song->id = MPD_SONG_NO_ID;
song->pos = MPD_SONG_NO_NUM;
playlist->add_local(song);
break;
case MPD_ENTITY_TYPE_UNKNOWN:
pms->log(MSG_DEBUG, 0, "BUG in retrieve_lists(): entity type not implemented by libmpdclient\n");
break;
default:
pms->log(MSG_DEBUG, 0, "BUG in retrieve_lists(): entity type not implemented by PMS\n");
break;
}
mpd_entity_free(ent);
}
playlist->set_column_size();
return get_error_bool();
}
void get_song_to_delete(char *str)
{
struct mpd_entity *entity;
int rating0 = 65000;
if (!mpd_send_list_meta(mpd.conn, "/")) {
syslog(LOG_DEBUG, "error: mpd_send_list_meta\n");
return;
}
while((entity = mpd_recv_entity(mpd.conn)) != NULL) {
if (mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_SONG) {
const struct mpd_song *song = mpd_entity_get_song(entity);
int rating = db_get_song_rating(mpd_get_title(song),
mpd_get_artist(song));
if (rating < rating0) {
rating0 = rating;
sprintf(str, "%s", mpd_song_get_uri(song));
}
}
mpd_entity_free(entity);
}
}
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;
}
void print_entity_list(struct mpd_connection *c, enum mpd_entity_type filter_type)
{
struct mpd_entity *entity;
while ((entity = mpd_recv_entity(c)) != NULL) {
const struct mpd_directory *dir;
const struct mpd_song *song;
const struct mpd_playlist *playlist;
enum mpd_entity_type type = mpd_entity_get_type(entity);
if (filter_type != MPD_ENTITY_TYPE_UNKNOWN &&
type != filter_type)
type = MPD_ENTITY_TYPE_UNKNOWN;
switch (type) {
case MPD_ENTITY_TYPE_UNKNOWN:
break;
case MPD_ENTITY_TYPE_DIRECTORY:
dir = mpd_entity_get_directory(entity);
printf("%s\n", mpd_directory_get_path(dir)); //charset_from_utf8(mpd_directory_get_path(dir)));
break;
case MPD_ENTITY_TYPE_SONG:
song = mpd_entity_get_song(entity);
/*if (options.custom_format) {
pretty_print_song(song);
puts("");
} else*/
printf("%s\n", mpd_song_get_uri(song)); //charset_from_utf8(mpd_song_get_uri(song)));
break;
case MPD_ENTITY_TYPE_PLAYLIST:
playlist = mpd_entity_get_playlist(entity);
printf("%s\n", mpd_playlist_get_path(playlist)); //charset_from_utf8(mpd_playlist_get_path(playlist)));
break;
}
mpd_entity_free(entity);
}
}
bool mpd_is_in_queue(const char *uri)
{
bool res = false;
struct mpd_entity *entity;
struct mpd_connection *conn = mpd_connection_new(NULL, NULL, 3000);
if (conn == NULL) {
syslog(LOG_ERR, "%s - Out of memory.", __func__);
goto DONE;
}
if (mpd_connection_get_error(conn) != MPD_ERROR_SUCCESS) {
syslog(LOG_ERR, "%s - MPD connection: %s\n", __func__,
mpd_connection_get_error_message(conn));
goto DONE;
}
if (!mpd_send_list_queue_meta(conn)) {
syslog(LOG_ERR, "%s: %s", __func__, mpd_connection_get_error_message(conn));
mpd_connection_clear_error(conn);
goto DONE;
}
while((entity = mpd_recv_entity(conn)) != NULL) {
const struct mpd_song *song;
if(mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_SONG && !res) {
song = mpd_entity_get_song(entity);
if (strcmp(mpd_song_get_uri(song), uri) == 0) {
syslog(LOG_INFO, "%s: %s is already in the queue", __func__, uri);
res = true;
}
}
mpd_entity_free(entity);
}
DONE:
if(conn != NULL)
mpd_connection_free(conn);
return res;
}
int mpd_put_browse(char *buffer, char *path, unsigned int offset)
{
char *cur = buffer;
const char *end = buffer + MAX_SIZE;
struct mpd_entity *entity;
unsigned int entity_count = 0;
if (!mpd_send_list_meta(mpd.conn, path))
RETURN_ERROR_AND_RECOVER("mpd_send_list_meta");
cur += json_emit_raw_str(cur, end - cur, "{\"type\":\"browse\",\"data\":[ ");
while((entity = mpd_recv_entity(mpd.conn)) != NULL) {
const struct mpd_song *song;
const struct mpd_directory *dir;
const struct mpd_playlist *pl;
if(offset > entity_count)
{
mpd_entity_free(entity);
entity_count++;
continue;
}
else if(offset + MAX_ELEMENTS_PER_PAGE - 1 < entity_count)
{
mpd_entity_free(entity);
cur += json_emit_raw_str(cur, end - cur, "{\"type\":\"wrap\",\"count\":");
cur += json_emit_int(cur, end - cur, entity_count);
cur += json_emit_raw_str(cur, end - cur, "} ");
break;
}
switch (mpd_entity_get_type(entity)) {
case MPD_ENTITY_TYPE_UNKNOWN:
break;
case MPD_ENTITY_TYPE_SONG:
song = mpd_entity_get_song(entity);
cur += json_emit_raw_str(cur, end - cur, "{\"type\":\"song\",\"uri\":");
cur += json_emit_quoted_str(cur, end - cur, mpd_song_get_uri(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, ",\"title\":");
cur += json_emit_quoted_str(cur, end - cur, mpd_get_title(song));
cur += json_emit_raw_str(cur, end - cur, "},");
break;
case MPD_ENTITY_TYPE_DIRECTORY:
dir = mpd_entity_get_directory(entity);
cur += json_emit_raw_str(cur, end - cur, "{\"type\":\"directory\",\"dir\":");
cur += json_emit_quoted_str(cur, end - cur, mpd_directory_get_path(dir));
cur += json_emit_raw_str(cur, end - cur, "},");
break;
case MPD_ENTITY_TYPE_PLAYLIST:
pl = mpd_entity_get_playlist(entity);
cur += json_emit_raw_str(cur, end - cur, "{\"type\":\"playlist\",\"plist\":");
cur += json_emit_quoted_str(cur, end - cur, mpd_playlist_get_path(pl));
cur += json_emit_raw_str(cur, end - cur, "},");
break;
}
mpd_entity_free(entity);
entity_count++;
}
if (mpd_connection_get_error(mpd.conn) != MPD_ERROR_SUCCESS || !mpd_response_finish(mpd.conn)) {
fprintf(stderr, "MPD mpd_send_list_meta: %s\n", mpd_connection_get_error_message(mpd.conn));
mpd.conn_state = MPD_FAILURE;
return 0;
}
/* remove last ',' */
cur--;
cur += json_emit_raw_str(cur, end - cur, "]}");
return cur - buffer;
}
/*
* returns: 0 - error; 1 - ok
*/
int mqr_update_playlist() {
struct mpd_entity *entity;
const struct mpd_directory *dir;
// const struct mpd_song *song;
const char *path;
char *toplevel_dirs[256];
int array_sz = 0;
int i;
// Clear current playlist (QUEUE)
if (!mpd_run_clear(conn)) {
fprintf(stderr, "ERROR: MPD: Unable to clear the current playlist\n");
} else
if (DEBUG)
fprintf(stderr, "DEBUG: [mgr-thread] mpd: playlist cleared\n");
// list items & add to the playlist
mpd_send_list_all(conn, NULL);
while ((entity = mpd_recv_entity(conn)) != NULL) {
path = NULL;
switch (mpd_entity_get_type(entity)) {
case MPD_ENTITY_TYPE_UNKNOWN:
break;
case MPD_ENTITY_TYPE_SONG:
// ignore top level items
// song = mpd_entity_get_song(entity);
// path = mpd_song_get_uri(song);
// if (strchr(path, '/') == NULL) {
// printf("FOUND SON %s\n", path);
// }
break;
case MPD_ENTITY_TYPE_DIRECTORY:
// check if has subfolders
dir = mpd_entity_get_directory(entity);
path = mpd_directory_get_path(dir);
if (strchr(path, '/') != NULL)
path = NULL;
break;
case MPD_ENTITY_TYPE_PLAYLIST:
break;
}
if (path != NULL && array_sz < 255) {
toplevel_dirs[ array_sz++ ] = strdup( path );
}
mpd_entity_free(entity);
}
mpd_response_finish(conn);
for (i = 0; i < array_sz; i++) {
if (!mpd_run_add(conn, toplevel_dirs[i])) {
fprintf(stderr, "ERROR: MPD: Unable to add item to the file playlist: %s\n", toplevel_dirs[i]);
continue;
}
if (DEBUG)
fprintf(stderr, "DEBUG: [mgr-thread]: mpd: entry added to the playlist: %s\n", toplevel_dirs[i]);
free( toplevel_dirs[i] );
}
return 1;
}
/* fetch a new db tree on root */
static int fetch_db_tree(DB_NODE **p_root,struct mpd_connection *conn)
{
if (*p_root)
return 1;
/* create root */
DB_NODE *root = (DB_NODE*)malloc(sizeof(DB_NODE));
root->type = DB_DIRECTORY;
/* use calloc for root->uri to ease free_db_tree() */
root->uri = (char *)calloc(2,sizeof(char));
strncpy(root->uri,"/",1);
root->rating = 0;
root->duration = 0;
root->p = NULL;
root->s = NULL;
root->c = NULL;
root->num_c = 0;
/* set top node */
DB_NODE *top = root;
if (!mpd_send_list_all_meta(conn,"/")) {
clear_or_exit_on_error(conn);
return 1;
}
/* add nodes recursively */
struct mpd_entity *entity;
while ((entity = mpd_recv_entity(conn))) {
DB_NODE *node = (DB_NODE*)malloc(sizeof(DB_NODE));
const char *name = NULL;
switch (mpd_entity_get_type(entity)) {
case MPD_ENTITY_TYPE_DIRECTORY:
node->type = DB_DIRECTORY;
name = mpd_directory_get_path(mpd_entity_get_directory(entity));
assert (name && strlen(name));
node->uri = (char *)calloc(strlen(name)+1,sizeof(char));
strncpy(node->uri,name,strlen(name));
node->rating = 0;
node->duration = 0;
break;
case MPD_ENTITY_TYPE_SONG:
node->type = DB_SONG;
name = mpd_song_get_uri(mpd_entity_get_song(entity));
assert (name && strlen(name));
node->uri = (char *)calloc(strlen(name)+1,sizeof(char));
strncpy(node->uri,name,strlen(name));
node->rating = 0;
node->duration = mpd_song_get_duration(mpd_entity_get_song(entity));
break;
case MPD_ENTITY_TYPE_PLAYLIST:
node->type = DB_PLAYLIST;
name = mpd_playlist_get_path(mpd_entity_get_playlist(entity));
assert (name && strlen(name));
node->uri = (char *)calloc(strlen(name)+1,sizeof(char));
strncpy(node->uri,name,strlen(name));
node->rating = 0;
node->duration = 0;
break;
case MPD_ENTITY_TYPE_UNKNOWN:
break;
}
/* backtrace top until it's parent of node */
while (top != root && !(strstr(node->uri,top->uri) && node->uri[strlen(top->uri)] == '/'))
top = top->p;
/* if current top already has chlidren */
if (top->c) {
DB_NODE *node2 = top->c;
/* find the last child */
while (node2->s)
node2 = node2->s;
node2->s = node;
node->p = node2->p;
node->p->num_c++;
} else {
top->c = node;
node->p = top;
node->p->num_c++;
}
/* no child, no next sibling */
node->c = NULL;
node->s = NULL;
node->num_c = 0;
/* update top node */
if (node->type == DB_DIRECTORY)
top = node;
mpd_entity_free(entity);
}
if (mpd_connection_get_error(conn) == MPD_ERROR_SUCCESS)
mpd_response_finish(conn);
else if (!mpd_connection_clear_error(conn))
exit_on_error(conn);
*p_root = root;
return 0;
}
/*
* Retrieves the entire song library from MPD
*/
bool
Control::update_library()
{
uint32_t total = 0;
Song * song;
struct mpd_entity * ent;
const struct mpd_directory * ent_directory;
const struct mpd_song * ent_song;
const struct mpd_playlist * ent_playlist;
Directory * dir = rootdir;
EXIT_IDLE;
pms->log(MSG_DEBUG, 0, "Updating library from DB time %d to %d\n", st->last_db_update_time, st->db_update_time);
st->last_db_update_time = st->db_update_time;
if (!mpd_send_list_all_meta(conn->h(), "")) {
return false;
}
_library->clear();
while ((ent = mpd_recv_entity(conn->h())) != NULL)
{
switch(mpd_entity_get_type(ent))
{
case MPD_ENTITY_TYPE_SONG:
ent_song = mpd_entity_get_song(ent);
song = new Song(ent_song);
song->id = MPD_SONG_NO_ID;
song->pos = MPD_SONG_NO_NUM;
_library->add_local(song);
dir->songs.push_back(song);
break;
case MPD_ENTITY_TYPE_PLAYLIST:
/* Issue #8: https://github.com/ambientsound/pms/issues/8 */
ent_playlist = mpd_entity_get_playlist(ent);
//pms->log(MSG_DEBUG, 0, "NOT IMPLEMENTED in update_library(): got playlist entity in update_library(): %s\n", mpd_playlist_get_path(ent_playlist));
break;
case MPD_ENTITY_TYPE_DIRECTORY:
ent_directory = mpd_entity_get_directory(ent);
dir = rootdir->add(mpd_directory_get_path(ent_directory));
assert(dir != NULL);
/*
if (dir == NULL)
{
dir = rootdir;
}
*/
break;
case MPD_ENTITY_TYPE_UNKNOWN:
pms->log(MSG_DEBUG, 0, "BUG in update_library(): entity type not implemented by libmpdclient\n");
break;
default:
pms->log(MSG_DEBUG, 0, "BUG in update_library(): entity type not implemented by PMS\n");
break;
}
mpd_entity_free(ent);
++total;
}
pms->log(MSG_DEBUG, 0, "Processed a total of %d entities during library update\n", total);
return get_error_bool();
}
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;
}