PlaylistIterator Connection::GetPlaylists()
{
prechecksNoCommandsList();
mpd_send_list_playlists(m_connection.get());
checkErrors();
return PlaylistIterator(m_connection.get(), defaultFetcher<Playlist>(mpd_recv_playlist));
}
/*
* pgmpc_lsplaylists
* List all playlists of remote server.
*/
Datum
pgmpc_lsplaylists(PG_FUNCTION_ARGS)
{
TupleDesc tupdesc;
Tuplestorestate *tupstore;
/* Initialize function context */
pgmpc_init_setof_single(fcinfo, TEXTOID, "playlist", &tupdesc, &tupstore);
/*
* Run the command to get all the songs.
*/
pgmpc_init();
if (!mpd_send_list_playlists(mpd_conn))
pgmpc_print_error();
/* Now get all the songs and send them back to caller */
while (true)
{
Datum values[1];
bool nulls[1];
struct mpd_playlist *playlist = mpd_recv_playlist(mpd_conn);
/* Leave if done */
if (playlist == NULL)
break;
/* Assign song name */
nulls[0] = false;
values[0] = CStringGetTextDatum(mpd_playlist_get_path(playlist));
/* Save values */
tuplestore_putvalues(tupstore, tupdesc, values, nulls);
/* Clean up for the next one */
mpd_playlist_free(playlist);
}
/* We may be in error state, so check for it */
if (mpd_connection_get_error(mpd_conn) != MPD_ERROR_SUCCESS)
{
const char *message = mpd_connection_get_error_message(mpd_conn);
pgmpc_reset();
ereport(ERROR,
(errcode(ERRCODE_SYSTEM_ERROR),
errmsg("mpd command failed: %s",
message)));
}
/* Clean up */
pgmpc_reset();
/* clean up and return the tuplestore */
tuplestore_donestoring(tupstore);
return (Datum) 0;
}
/*
* Retrieves the list of stored playlists.
*
* Returns true on success, false on failure.
*/
bool
Control::update_playlist_index()
{
string name;
struct mpd_playlist * playlist;
Playlist * local_playlist;
vector<Playlist *>::iterator local_playlist_iterator;
EXIT_IDLE;
pms->log(MSG_DEBUG, 0, "Updating the list of stored playlists.\n");
if (!mpd_send_list_playlists(conn->h())) {
return false;
}
/* Mark all playlists as not belonging to MPD, in order to be able to
* detect a deleted playlist. */
local_playlist_iterator = playlists.begin();
while (local_playlist_iterator != playlists.end()) {
(*local_playlist_iterator)->set_exists_in_mpd(false);
++local_playlist_iterator;
}
while ((playlist = mpd_recv_playlist(conn->h())) != NULL) {
name = mpd_playlist_get_path(playlist);
local_playlist_iterator = playlists.begin();
while (local_playlist_iterator != playlists.end()) {
if ((*local_playlist_iterator)->filename == name) {
local_playlist = *local_playlist_iterator;
break;
}
++local_playlist_iterator;
}
if (local_playlist_iterator == playlists.end()) {
local_playlist = new Playlist();
local_playlist->filename = name;
playlists.push_back(local_playlist);
pms->disp->add_list(local_playlist);
}
local_playlist->assign_metadata_from_mpd(playlist);
pms->log(MSG_DEBUG, 0, "Playlist '%s' was last modified on %u\n", local_playlist->filename.c_str(), local_playlist->get_last_modified());
mpd_playlist_free(playlist);
}
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;
}
