/*
* Sends a password to the mpd server
* FIXME: should retrieve updated privileges list?
*/
bool
Control::sendpassword(string pw)
{
EXIT_IDLE;
return mpd_run_password(conn->h(), pw.c_str());
}
void Connection::SendPassword()
{
assert(m_connection);
noidle();
assert(!m_command_list_active);
mpd_run_password(m_connection.get(), m_password.c_str());
checkErrors();
}
static int mpd_update()
{
struct timeval now;
/* reread every 1000 msec only */
gettimeofday(&now, NULL);
int timedelta = (now.tv_sec - timestamp.tv_sec) * 1000 + (now.tv_usec - timestamp.tv_usec) / 1000;
if (timedelta > 0 && timedelta < waittime) {
/* debug("[MPD] waittime not reached...\n"); */
return 1;
}
/* check if configured */
if (configure_mpd() < 0) {
return -1;
}
/* check if connected */
if (conn == NULL || mpd_connection_get_error(conn) != MPD_ERROR_SUCCESS) {
if (conn) {
if (errorcnt < ERROR_DISPLAY)
mpd_printerror("reconnect");
} else
debug("[MPD] initialize connect to [%s]:[%i]", host, iport);
}
if (!conn) {
conn = mpd_connection_new(host, iport, TIMEOUT_IN_S * 1000);
if (conn == NULL || mpd_connection_get_error(conn) != MPD_ERROR_SUCCESS) {
if (conn) {
if (errorcnt < ERROR_DISPLAY)
mpd_printerror("connect");
}
if (errorcnt == ERROR_DISPLAY)
error("[MPD] stop logging, until connection is fixed!");
errorcnt++;
gettimeofday(×tamp, NULL);
return -1;
}
if (*pw && !mpd_run_password(conn, pw)) {
errorcnt++;
mpd_printerror("run_password");
return -1;
}
errorcnt = 0;
debug("[MPD] connection fixed...");
}
mpd_query_status(conn);
mpd_query_stats(conn);
gettimeofday(×tamp, NULL);
return 1;
}
void mpd_poll(struct mg_server *s)
{
switch (mpd.conn_state) {
case MPD_DISCONNECTED:
/* Try to connect */
fprintf(stdout, "MPD Connecting to %s:%d\n", mpd.host, mpd.port);
mpd.conn = mpd_connection_new(mpd.host, mpd.port, 3000);
if (mpd.conn == NULL) {
fprintf(stderr, "Out of memory.");
mpd.conn_state = MPD_FAILURE;
return;
}
if (mpd_connection_get_error(mpd.conn) != MPD_ERROR_SUCCESS) {
fprintf(stderr, "MPD connection: %s\n", mpd_connection_get_error_message(mpd.conn));
mg_iterate_over_connections(s, mpd_notify_callback,
(void *)mpd_connection_get_error_message(mpd.conn));
mpd.conn_state = MPD_FAILURE;
return;
}
if(mpd.password && !mpd_run_password(mpd.conn, mpd.password))
{
fprintf(stderr, "MPD connection: %s\n", mpd_connection_get_error_message(mpd.conn));
mg_iterate_over_connections(s, mpd_notify_callback,
(void *)mpd_connection_get_error_message(mpd.conn));
mpd.conn_state = MPD_FAILURE;
return;
}
fprintf(stderr, "MPD connected.\n");
mpd_connection_set_timeout(mpd.conn, 10000);
mpd.conn_state = MPD_CONNECTED;
break;
case MPD_FAILURE:
fprintf(stderr, "MPD connection failed.\n");
case MPD_DISCONNECT:
case MPD_RECONNECT:
if(mpd.conn != NULL)
mpd_connection_free(mpd.conn);
mpd.conn = NULL;
mpd.conn_state = MPD_DISCONNECTED;
break;
case MPD_CONNECTED:
mpd.buf_size = mpd_put_state(mpd.buf, &mpd.song_id, &mpd.queue_version);
mg_iterate_over_connections(s, mpd_notify_callback, NULL);
break;
}
}
/*
* pgmpc_init
*
* Initialize connection to mpd server.
*/
static void
pgmpc_init(void)
{
Assert(mpd_conn == NULL);
/* Establish connection to mpd server */
mpd_conn = mpd_connection_new(mpd_host, mpd_port, mpd_timeout * 1000);
if (mpd_connection_get_error(mpd_conn) != MPD_ERROR_SUCCESS)
pgmpc_print_error();
/* Send password if any */
if (mpd_password[0])
{
if (!mpd_run_password(mpd_conn, mpd_password))
pgmpc_print_error();
}
}
bool
CMPD::Connect()
{
if(_conn)
mpd_connection_free(_conn);
_conn = mpd_connection_new(Config->getMHost().c_str(), Config->getMPort(), 0);
_connected = _conn && mpd_connection_get_error(_conn) == MPD_ERROR_SUCCESS;
if(_connected && Config->getMPassword().size() > 0) {
_connected &= mpd_run_password(_conn, Config->getMPassword().c_str());
}
if(_connected)
mpd_run_subscribe(_conn, "mpdas");
return _connected;
}
bool CMPD::Connect()
{
if(_conn)
mpd_connection_free(_conn);
_conn = mpd_connection_new(_cfg->Get("host").c_str(), _cfg->GetInt("port"), 0);
_connected = _conn && mpd_connection_get_error(_conn) == MPD_ERROR_SUCCESS;
if(_connected && _cfg->Get("mpdpassword").size() > 0) {
_connected &= mpd_run_password(_conn, _cfg->Get("mpdpassword").c_str());
}
else if(!_connected) {
eprintf("MPD connection error: %s", mpd_connection_get_error_message(_conn));
}
if(_connected)
mpd_run_subscribe(_conn, "mpdas");
return _connected;
}
int
main(int argc, char *argv[])
{
char *password = NULL;
struct mpd_connection *conn = mpd_connection_new(mpd_check_host(NULL, &password), 0, 0);
if (mpd_connection_get_error(conn) != MPD_ERROR_SUCCESS)
{
fprintf(stderr,"%s: %s\n", argv[0], mpd_connection_get_error_message(conn));
return 1;
}
if (password != NULL)
{
if (mpd_run_password(conn, password) == false)
{
fprintf(stderr, "%s: mpd_run_password %s\n", argv[0],
mpd_connection_get_error_message(conn));
free(password);
return 2;
}
}
if (notify_init("MPD_Notification") == 0)
{
fprintf(stderr, "%s: Cannot initialize libnotify.\n", argv[0]);
return 3;
}
infinite_loop(conn);
mpd_connection_free(conn);
free(password);
notify_uninit();
return 0;
}
int main(int argc, char *argv[]) {
int opts;
const char *short_opts = "t:r:b:a:p:s:h";
struct option long_opts[] = {
{ "title", required_argument, 0, 't' },
{ "artist", required_argument, 0, 'r' },
{ "album", required_argument, 0, 'b' },
{ "addr", required_argument, 0, 'a' },
{ "port", required_argument, 0, 'p' },
{ "secret", required_argument, 0, 's' },
{ "help", no_argument, 0, 'h' },
{ 0, 0, 0, 0 }
};
unsigned int id = 0;
struct mpd_song *song = NULL;
struct mpd_connection *mpd = NULL;
char *mpd_addr = getenv("MPD_HOST");
int mpd_port = getenv("MPD_PORT") ? atoi(getenv("MPD_PORT")) : 0;
char *mpd_pass = NULL;
char *title = NULL;
char *artist = NULL;
char *album = NULL;
if (argc == 1) {
help();
return -1;
}
while ((opts = getopt_long(argc, argv, short_opts, long_opts, 0)) != -1) {
switch (opts) {
case 't': { title = optarg; break; }
case 'r': { artist = optarg; break; }
case 'b': { album = optarg; break; }
case 'a': { mpd_addr = optarg; break; }
case 'p': { mpd_port = atoi(optarg); break; }
case 's': { mpd_pass = optarg; break; }
default :
case 'h': { help(); return -1; }
}
}
mpd = mpd_connection_new(mpd_addr, mpd_port, 30000);
CHECK_MPD_CONN(mpd);
if (mpd_pass != NULL) {
mpd_run_password(mpd, mpd_pass);
CHECK_MPD_CONN(mpd);
}
mpd_search_queue_songs(mpd, false);
if (title) {
mpd_search_add_tag_constraint(
mpd, MPD_OPERATOR_DEFAULT,
MPD_TAG_TITLE, title
);
}
if (artist) {
mpd_search_add_tag_constraint(
mpd, MPD_OPERATOR_DEFAULT,
MPD_TAG_ARTIST, artist
);
}
if (album) {
mpd_search_add_tag_constraint(
mpd, MPD_OPERATOR_DEFAULT,
MPD_TAG_ALBUM, album
);
}
mpd_search_commit(mpd);
song = mpd_recv_song(mpd);
mpd_response_finish(mpd);
if (song) {
id = mpd_song_get_id(song);
mpd_song_free(song);
mpd_run_play_id(mpd, id);
CHECK_MPD_CONN(mpd);
}
mpd_connection_free(mpd);
return 0;
}
/* Establish a connection with the MPD server
* If the connection failed, the "conn" is set to NULL
*/
void Player::connectToMpd()
{
QSettings settings;
unsigned int retryPeriod;
QString host;
unsigned int port;
unsigned int timeout;
QString password;
EMS_LOAD_SETTINGS(retryPeriod, "player/retry_period", EMS_MPD_CONNECTION_RETRY_PERIOD, UInt);
EMS_LOAD_SETTINGS(host, "player/host", EMS_MPD_IP, String);
EMS_LOAD_SETTINGS(timeout, "player/timeout", EMS_MPD_TIMEOUT, UInt);
EMS_LOAD_SETTINGS(port, "player/port", EMS_MPD_PORT, UInt);
EMS_LOAD_SETTINGS(password, "player/password", EMS_MPD_PASSWORD, String);
if (conn != NULL)
{
disconnectToMpd();
}
/* Try to connect until it success */
while (!conn && !isInterruptionRequested())
{
qDebug() << "Connecting to " << QString("%1:%2... (timeout %3ms)").arg(host).arg(port).arg(timeout);
conn = mpd_connection_new(host.toStdString().c_str(), port, timeout);
if (conn == NULL)
{
qCritical() << "MPD Connection failed.";
}
else if (mpd_connection_get_error(conn) != MPD_ERROR_SUCCESS)
{
QString errorMessage = QString::fromUtf8(mpd_connection_get_error_message(conn));
qCritical() << "MPD Connection failed : " << errorMessage;
mpd_connection_free(conn);
conn = NULL;
}
else if (!password.isEmpty())
{
qDebug() << "Setting password...";
if (!mpd_run_password(conn, password.toStdString().c_str()))
{
qCritical() << "Setting MPD password failed.";
mpd_connection_free(conn);
conn = NULL;
}
}
if (!conn)
{
qCritical() << "Retrying within " << QString("%1 ms").arg(retryPeriod);
for (unsigned int i=0; i<retryPeriod; i++)
{
if (!isInterruptionRequested())
usleep(1000);
else
break;
}
}
}
qDebug() << "Connected to " << host;
}
struct mpd_connection *
mpd_connection_new(const char *host, unsigned port, unsigned timeout_ms)
{
struct mpd_connection *connection = malloc(sizeof(*connection));
bool success;
int fd;
const char *line;
char *password = NULL;
if (connection == NULL)
return NULL;
mpd_error_init(&connection->error);
connection->async = NULL;
connection->parser = NULL;
connection->receiving = false;
connection->sending_command_list = false;
connection->pair_state = PAIR_STATE_NONE;
connection->request = NULL;
if (!mpd_socket_global_init(&connection->error))
return connection;
if (timeout_ms == 0)
/* 30s is the default */
timeout_ms = 30000;
mpd_connection_set_timeout(connection, timeout_ms);
host = mpd_check_host(host, &password);
port = mpd_check_port(port);
fd = mpd_connect(host, port, &connection->timeout, &connection->error);
if (fd < 0) {
free(password);
return connection;
}
connection->async = mpd_async_new(fd);
if (connection->async == NULL) {
free(password);
mpd_socket_close(fd);
mpd_error_code(&connection->error, MPD_ERROR_OOM);
return connection;
}
connection->parser = mpd_parser_new();
if (connection->parser == NULL) {
free(password);
mpd_error_code(&connection->error, MPD_ERROR_OOM);
return connection;
}
line = mpd_sync_recv_line(connection->async, &connection->timeout);
if (line == NULL) {
free(password);
mpd_connection_sync_error(connection);
return connection;
}
success = mpd_parse_welcome(connection, line);
if (password != NULL) {
if (success)
mpd_run_password(connection, password);
free(password);
}
return connection;
}
void print_mpd(yajl_gen json_gen, char *buffer, const char *host, int port, const char *password, const char *format) {
const char *walk;
char *outwalk = buffer;
static char titlebuf[40];
static char artistbuf[40];
static char albumbuf[40];
static char trackbuf[10];
static char datebuf[10];
static struct mpd_connection *conn;
struct mpd_status *status = NULL;
enum mpd_state state;
struct mpd_song *song;
/* First run */
if (conn == NULL) {
conn = mpd_connection_new(host, port, 1500);
if (conn == NULL) {
START_COLOR("color_bad");
outwalk += sprintf(outwalk, "%s", "ERROR");
goto print_end;
}
if (mpd_connection_get_error(conn) != MPD_ERROR_SUCCESS) {
START_COLOR("color_bad");
outwalk += sprintf(outwalk, "%s", "CONNECT ERROR");
mpd_connection_free(conn);
conn = NULL;
goto print_end;
}
if (password != NULL && strcmp(password, "") != 0 &&
!mpd_run_password(conn, password)) {
START_COLOR("color_bad");
outwalk += sprintf(outwalk, "%s", "PASS ERROR");
mpd_connection_free(conn);
conn = NULL;
goto print_end;
}
}
if ((status = mpd_run_status(conn))) {
state = mpd_status_get_state(status);
}
if (!status || (state != MPD_STATE_PLAY && state != MPD_STATE_PAUSE)) {
START_COLOR("color_bad");
outwalk += sprintf(outwalk, "%s", "Stopped");
mpd_connection_free(conn);
conn = NULL;
goto print_end;
}
mpd_status_free(status);
if (state == MPD_STATE_PLAY)
START_COLOR("color_good");
else if (state == MPD_STATE_PAUSE)
START_COLOR("color_degraded");
song = mpd_run_current_song(conn);
COPY_CROP(titlebuf, mpd_song_get_tag(song, MPD_TAG_TITLE, 0));
COPY_CROP(artistbuf, mpd_song_get_tag(song, MPD_TAG_ARTIST, 0));
COPY_CROP(albumbuf, mpd_song_get_tag(song, MPD_TAG_ALBUM, 0));
COPY_CROP(trackbuf, mpd_song_get_tag(song, MPD_TAG_TRACK, 0));
COPY_CROP(datebuf, mpd_song_get_tag(song, MPD_TAG_DATE, 0));
mpd_song_free(song);
for (walk = format; *walk != '\0'; walk++) {
if (*walk != '%') {
*(outwalk++) = *walk;
continue;
}
if (BEGINS_WITH(walk+1, "title")) {
if (*titlebuf)
outwalk += sprintf(outwalk, "%s", titlebuf);
walk += strlen("title");
}
else if (BEGINS_WITH(walk+1, "artist")) {
if (*artistbuf)
outwalk += sprintf(outwalk, "%s", artistbuf);
walk += strlen("artist");
}
else if (BEGINS_WITH(walk+1, "album")) {
if (*albumbuf)
outwalk += sprintf(outwalk, "%s", albumbuf);
walk += strlen("album");
}
else if (BEGINS_WITH(walk+1, "track")) {
if (*trackbuf)
outwalk += sprintf(outwalk, "%s", trackbuf);
walk += strlen("track");
}
else if (BEGINS_WITH(walk+1, "date")) {
if (*datebuf)
outwalk += sprintf(outwalk, "%s", datebuf);
walk += strlen("date");
}
}
print_end:
END_COLOR;
OUTPUT_FULL_TEXT(buffer);
return;
}
