![[tokkee]](http://tokkee.org/images/avatar.png){kind=avatar}
diff --git a/src/main.c b/src/main.c
index 6d83dac6ca50c7311660664a675fbdec4b5f049a..8536cb67c77d8e7fa8258f9ccab837b46d4bb75d 100644 (file)
--- a/src/main.c
+++ b/src/main.c
-/*
- * $Id$
- *
- * (c) 2004 by Kalle Wallin <kaw@linux.se>
+/* ncmpc (Ncurses MPD Client)
+ * (c) 2004-2010 The Music Player Daemon Project
+ * Project homepage: http://musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
- */
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
#include "config.h"
#include "ncmpc.h"
#include "mpdclient.h"
-#include "support.h"
+#include "gidle.h"
+#include "charset.h"
#include "options.h"
-#include "conf.h"
#include "command.h"
#include "ncu.h"
#include "screen.h"
#include "screen_utils.h"
+#include "screen_message.h"
#include "strfsong.h"
#include "i18n.h"
-#include "gcc.h"
+#include "player_command.h"
+
+#ifndef NCMPC_MINI
+#include "conf.h"
+#endif
#ifdef ENABLE_LYRICS_SCREEN
#include "lyrics.h"
#endif
+#ifdef ENABLE_LIRC
+#include "lirc.h"
+#endif
+
+#include <mpd/client.h>
+
#include <stdlib.h>
#include <unistd.h>
#include <signal.h>
#include <string.h>
-/* time between mpd updates [s] */
-static const float MPD_UPDATE_TIME = 0.5;
+#ifdef ENABLE_LOCALE
+#include <locale.h>
+#endif
-#define BUFSIZE 1024
+/* time between mpd updates [ms] */
+static const guint update_interval = 500;
-static const guint idle_interval = 500;
+#define BUFSIZE 1024
-static mpdclient_t *mpd = NULL;
-static gboolean connected = FALSE;
+static struct mpdclient *mpd = NULL;
static GMainLoop *main_loop;
-static guint reconnect_source_id, idle_source_id, update_source_id;
+static guint reconnect_source_id, update_source_id;
-static const gchar *
-error_msg(const gchar *msg)
-{
- gchar *p;
-
- if ((p = strchr(msg, '}')) == NULL)
- return msg;
-
- while (p && *p && (*p=='}' || *p==' '))
- p++;
-
- return p;
-}
-
-static void
-error_callback(mpd_unused mpdclient_t *c, gint error, const gchar *msg)
-{
- error = error & 0xFF;
- switch (error) {
- case MPD_ERROR_CONNPORT:
- case MPD_ERROR_NORESPONSE:
- break;
- case MPD_ERROR_ACK:
- screen_status_printf("%s", error_msg(msg));
- screen_bell();
- break;
- default:
- screen_status_printf("%s", msg);
- screen_bell();
- doupdate();
- connected = FALSE;
- }
-}
+#ifndef NCMPC_MINI
+static guint check_key_bindings_source_id;
+#endif
+#ifndef NCMPC_MINI
static void
update_xterm_title(void)
{
static char title[BUFSIZE];
char tmp[BUFSIZE];
- mpd_Status *status = NULL;
- mpd_Song *song = NULL;
+ struct mpd_status *status = NULL;
+ const struct mpd_song *song = NULL;
if (mpd) {
status = mpd->status;
}
if (options.xterm_title_format && status && song &&
- IS_PLAYING(status->state))
+ mpd_status_get_state(status) == MPD_STATE_PLAY)
strfsong(tmp, BUFSIZE, options.xterm_title_format, song);
else
g_strlcpy(tmp, PACKAGE " version " VERSION, BUFSIZE);
set_xterm_title("%s", title);
}
}
+#endif
static void
exit_and_cleanup(void)
{
screen_exit();
+#ifndef NCMPC_MINI
set_xterm_title("");
+#endif
printf("\n");
if (mpd) {
mpdclient_disconnect(mpd);
mpdclient_free(mpd);
}
-
- g_free(options.host);
- g_free(options.password);
- g_free(options.list_format);
- g_free(options.status_format);
- g_free(options.scroll_sep);
}
static void
-catch_sigint(mpd_unused int sig)
+catch_sigint(G_GNUC_UNUSED int sig)
{
g_main_loop_quit(main_loop);
}
static void
-catch_sigcont(mpd_unused int sig)
+catch_sigcont(G_GNUC_UNUSED int sig)
{
-#ifdef ENABLE_RAW_MODE
- reset_prog_mode(); /* restore tty modes */
- refresh();
-#endif
- screen_resize();
+ screen_resize(mpd);
}
void
sigstop(void)
{
- def_prog_mode(); /* save the tty modes */
- endwin(); /* end curses mode temporarily */
- kill(0, SIGSTOP); /* issue SIGSTOP */
+ def_prog_mode(); /* save the tty modes */
+ endwin(); /* end curses mode temporarily */
+ kill(0, SIGSTOP); /* issue SIGSTOP */
}
static guint timer_sigwinch_id;
static gboolean
-timer_sigwinch(mpd_unused gpointer data)
+timer_sigwinch(G_GNUC_UNUSED gpointer data)
{
/* the following causes the screen to flicker. There might be
better solutions, but I believe it isn't all that
endwin();
refresh();
- screen_resize();
+ screen_resize(mpd);
return FALSE;
}
static void
-catch_sigwinch(mpd_unused int sig)
+catch_sigwinch(G_GNUC_UNUSED int sig)
{
if (timer_sigwinch_id != 0)
g_source_remove(timer_sigwinch_id);
timer_sigwinch_id = g_timeout_add(100, timer_sigwinch, NULL);
}
+static void
+idle_callback(enum mpd_error error,
+ G_GNUC_UNUSED enum mpd_server_error server_error,
+ const char *message, enum mpd_idle events,
+ G_GNUC_UNUSED void *ctx);
+
static gboolean
timer_mpd_update(gpointer data);
+static void
+enable_update_timer(void)
+{
+ if (update_source_id != 0)
+ return;
+
+ update_source_id = g_timeout_add(update_interval,
+ timer_mpd_update, NULL);
+}
+
+static void
+disable_update_timer(void)
+{
+ if (update_source_id == 0)
+ return;
+
+ g_source_remove(update_source_id);
+ update_source_id = 0;
+}
+
+static bool
+should_enable_update_timer(void)
+{
+ return (mpdclient_is_connected(mpd) &&
+ (mpd->source == NULL || /* "idle" not supported */
+ (mpd->status != NULL &&
+ mpd_status_get_state(mpd->status) == MPD_STATE_PLAY)))
+#ifndef NCMPC_MINI
+ || options.display_time
+#endif
+ ;
+}
+
+static void
+auto_update_timer(void)
+{
+ if (should_enable_update_timer())
+ enable_update_timer();
+ else
+ disable_update_timer();
+}
+
+static void
+check_reconnect(void);
+
+static void
+do_mpd_update(void)
+{
+ if (mpdclient_is_connected(mpd) &&
+ (mpd->source == NULL || mpd->events != 0 ||
+ (mpd->status != NULL &&
+ mpd_status_get_state(mpd->status) == MPD_STATE_PLAY)))
+ mpdclient_update(mpd);
+
+#ifndef NCMPC_MINI
+ if (options.enable_xterm_title)
+ update_xterm_title();
+#endif
+
+ screen_update(mpd);
+ mpd->events = 0;
+
+ mpdclient_put_connection(mpd);
+ check_reconnect();
+}
+
+#if LIBMPDCLIENT_CHECK_VERSION(2,4,0)
+
+static char *
+settings_name(const struct mpd_settings *settings)
+{
+ const char *host = mpd_settings_get_host(settings);
+ if (host == NULL)
+ host = "unknown";
+
+ if (host[0] == '/')
+ return g_strdup(host);
+
+ unsigned port = mpd_settings_get_port(settings);
+ if (port == 0 || port == 6600)
+ return g_strdup(host);
+
+ return g_strdup_printf("%s:%u", host, port);
+}
+
+#endif
+
+static char *
+default_settings_name(void)
+{
+#if LIBMPDCLIENT_CHECK_VERSION(2,4,0)
+ struct mpd_settings *settings =
+ mpd_settings_new(options.host, options.port, 0,
+ NULL, options.password);
+ if (settings == NULL)
+ return g_strdup("unknown");
+
+ char *name = settings_name(settings);
+ mpd_settings_free(settings);
+
+ return name;
+#else
+ return g_strdup(options.host);
+#endif
+}
+
+static char *
+connection_settings_name(const struct mpd_connection *connection)
+{
+#if LIBMPDCLIENT_CHECK_VERSION(2,4,0)
+ const struct mpd_settings *settings =
+ mpd_connection_get_settings(connection);
+ if (settings == NULL)
+ return g_strdup("unknown");
+
+ return settings_name(settings);
+#else
+ (void)connection;
+ return g_strdup(options.host);
+#endif
+}
+
/**
* This timer is installed when the connection to the MPD server is
* broken. It tries to recover by reconnecting periodically.
*/
static gboolean
-timer_reconnect(mpd_unused gpointer data)
+timer_reconnect(G_GNUC_UNUSED gpointer data)
{
- int ret;
+ bool success;
+ struct mpd_connection *connection;
- if (connected)
- return FALSE;
+ assert(!mpdclient_is_connected(mpd));
+
+ reconnect_source_id = 0;
+ char *name = default_settings_name();
screen_status_printf(_("Connecting to %s... [Press %s to abort]"),
- options.host, get_key_names(CMD_QUIT,0) );
+ name, get_key_names(CMD_QUIT,0) );
+ g_free(name);
doupdate();
mpdclient_disconnect(mpd);
- ret = mpdclient_connect(mpd,
- options.host, options.port,
- 1.5,
- options.password);
- if (ret != 0) {
+ success = mpdclient_connect(mpd,
+ options.host, options.port,
+ 1.5,
+ options.password);
+ if (!success) {
/* try again in 5 seconds */
- g_timeout_add(5000, timer_reconnect, NULL);
+ reconnect_source_id = g_timeout_add(5000,
+ timer_reconnect, NULL);
return FALSE;
}
+ connection = mpdclient_get_connection(mpd);
+
+#ifndef NCMPC_MINI
/* quit if mpd is pre 0.11.0 - song id not supported by mpd */
- if (MPD_VERSION_LT(mpd, 0, 11, 0)) {
- screen_status_printf(_("Error: MPD version %d.%d.%d is to old (0.11.0 needed).\n"),
- mpd->connection->version[0],
- mpd->connection->version[1],
- mpd->connection->version[2]);
+ if (mpd_connection_cmp_server_version(connection, 0, 12, 0) < 0) {
+ const unsigned *version =
+ mpd_connection_get_server_version(connection);
+ screen_status_printf(_("Error: MPD version %d.%d.%d is to old (%s needed)"),
+ version[0], version[1], version[2],
+ "0.12.0");
mpdclient_disconnect(mpd);
doupdate();
/* try again after 30 seconds */
- g_timeout_add(30000, timer_reconnect, NULL);
+ reconnect_source_id = g_timeout_add(30000,
+ timer_reconnect, NULL);
return FALSE;
}
+#endif
- screen_status_printf(_("Connected to %s!"), options.host);
- doupdate();
+ if (mpd_connection_cmp_server_version(connection,
+ 0, 14, 0) >= 0)
+ mpd->source = mpd_glib_new(connection,
+ idle_callback, mpd);
- connected = TRUE;
+ name = connection_settings_name(connection);
+ screen_status_printf(_("Connected to %s"), name);
+ g_free(name);
+ doupdate();
/* update immediately */
- g_timeout_add(1, timer_mpd_update, GINT_TO_POINTER(FALSE));
+ mpd->events = MPD_IDLE_DATABASE|MPD_IDLE_STORED_PLAYLIST|
+ MPD_IDLE_QUEUE|MPD_IDLE_PLAYER|MPD_IDLE_MIXER|MPD_IDLE_OUTPUT|
+ MPD_IDLE_OPTIONS|MPD_IDLE_UPDATE;
+
+ do_mpd_update();
+
+ auto_update_timer();
- reconnect_source_id = 0;
return FALSE;
+}
+static void
+check_reconnect(void)
+{
+ if (!mpdclient_is_connected(mpd) && reconnect_source_id == 0)
+ /* reconnect when the connection is lost */
+ reconnect_source_id = g_timeout_add(1000, timer_reconnect,
+ NULL);
}
-static gboolean
-timer_mpd_update(gpointer data)
+/**
+ * This function is called by the gidle.c library when MPD sends us an
+ * idle event (or when the connectiond dies).
+ */
+static void
+idle_callback(enum mpd_error error, enum mpd_server_error server_error,
+ const char *message, enum mpd_idle events,
+ void *ctx)
{
- if (connected)
- mpdclient_update(mpd);
- else if (reconnect_source_id == 0)
+ struct mpdclient *c = ctx;
+ struct mpd_connection *connection;
+
+ c->idle = false;
+
+ connection = mpdclient_get_connection(c);
+ assert(connection != NULL);
+
+ if (error != MPD_ERROR_SUCCESS) {
+ char *allocated;
+
+ if (error == MPD_ERROR_SERVER &&
+ server_error == MPD_SERVER_ERROR_UNKNOWN_CMD) {
+ /* the "idle" command is not supported - fall
+ back to timer based polling */
+ mpd_glib_free(c->source);
+ c->source = NULL;
+ auto_update_timer();
+ return;
+ }
+
+ if (error == MPD_ERROR_SERVER)
+ message = allocated = utf8_to_locale(message);
+ else
+ allocated = NULL;
+ screen_status_message(message);
+ g_free(allocated);
+ screen_bell();
+ doupdate();
+
+ mpdclient_disconnect(c);
+ screen_update(mpd);
reconnect_source_id = g_timeout_add(1000, timer_reconnect,
NULL);
+ return;
+ }
+
+ c->events |= events;
+ mpdclient_update(c);
+#ifndef NCMPC_MINI
if (options.enable_xterm_title)
update_xterm_title();
+#endif
screen_update(mpd);
+ c->events = 0;
- return GPOINTER_TO_INT(data);
+ mpdclient_put_connection(c);
+ check_reconnect();
+ auto_update_timer();
}
-/**
- * This idle timer is invoked when the user hasn't typed a key for
- * 500ms. It is used for delayed seeking.
- */
static gboolean
-timer_idle(mpd_unused gpointer data)
+timer_mpd_update(G_GNUC_UNUSED gpointer data)
{
- screen_idle(mpd);
- return TRUE;
+ do_mpd_update();
+
+ if (should_enable_update_timer())
+ return true;
+ else {
+ update_source_id = 0;
+ return false;
+ }
}
-static gboolean
-keyboard_event(mpd_unused GIOChannel *source,
- mpd_unused GIOCondition condition, mpd_unused gpointer data)
+void begin_input_event(void)
{
- command_t cmd;
-
- /* remove the idle timeout; add it later with fresh interval */
- g_source_remove(idle_source_id);
+}
- if ((cmd=get_keyboard_command()) != CMD_NONE) {
- if (cmd == CMD_QUIT) {
- g_main_loop_quit(main_loop);
- return FALSE;
- }
+void end_input_event(void)
+{
+ screen_update(mpd);
+ mpd->events = 0;
- screen_cmd(mpd, cmd);
+ mpdclient_put_connection(mpd);
+ check_reconnect();
+ auto_update_timer();
+}
- if (cmd == CMD_VOLUME_UP || cmd == CMD_VOLUME_DOWN) {
- /* make sure we dont update the volume yet */
- g_source_remove(update_source_id);
- update_source_id = g_timeout_add((guint)(MPD_UPDATE_TIME * 1000),
- timer_mpd_update,
- GINT_TO_POINTER(TRUE));
- }
+int do_input_event(command_t cmd)
+{
+ if (cmd == CMD_QUIT) {
+ g_main_loop_quit(main_loop);
+ return -1;
}
- screen_update(mpd);
+ screen_cmd(mpd, cmd);
+
+ if (cmd == CMD_VOLUME_UP || cmd == CMD_VOLUME_DOWN)
+ /* make sure we don't update the volume yet */
+ disable_update_timer();
+
+ return 0;
+}
+
+static gboolean
+keyboard_event(G_GNUC_UNUSED GIOChannel *source,
+ G_GNUC_UNUSED GIOCondition condition,
+ G_GNUC_UNUSED gpointer data)
+{
+ command_t cmd;
- idle_source_id = g_timeout_add(idle_interval, timer_idle, NULL);
+ begin_input_event();
+
+ if ((cmd=get_keyboard_command()) != CMD_NONE)
+ if (do_input_event(cmd) != 0)
+ return FALSE;
+
+ end_input_event();
return TRUE;
}
+#ifndef NCMPC_MINI
/**
* Check the configured key bindings for errors, and display a status
* message every 10 seconds.
*/
static gboolean
-timer_check_key_bindings(mpd_unused gpointer data)
+timer_check_key_bindings(G_GNUC_UNUSED gpointer data)
{
char buf[256];
+#ifdef ENABLE_KEYDEF_SCREEN
+ char comment[64];
+#endif
gboolean key_error;
key_error = check_key_bindings(NULL, buf, sizeof(buf));
- if (!key_error)
+ if (!key_error) {
/* no error: disable this timer for the rest of this
process */
+ check_key_bindings_source_id = 0;
return FALSE;
+ }
+
+#ifdef ENABLE_KEYDEF_SCREEN
+ g_strchomp(buf);
+ g_strlcat(buf, " (", sizeof(buf));
+ /* to translators: a key was bound twice in the key editor,
+ and this is a hint for the user what to press to correct
+ that */
+ g_snprintf(comment, sizeof(comment), _("press %s for the key editor"),
+ get_key_names(CMD_SCREEN_KEYDEF, 0));
+ g_strlcat(buf, comment, sizeof(buf));
+ g_strlcat(buf, ")", sizeof(buf));
+#endif
screen_status_printf("%s", buf);
+
doupdate();
return TRUE;
}
+#endif
int
main(int argc, const char *argv[])
{
struct sigaction act;
+#ifdef ENABLE_LOCALE
const char *charset = NULL;
+#endif
GIOChannel *keyboard_channel;
+#ifdef ENABLE_LIRC
+ int lirc_socket;
+ GIOChannel *lirc_channel = NULL;
+#endif
-#ifdef HAVE_LOCALE_H
+#ifdef ENABLE_LOCALE
/* time and date formatting */
setlocale(LC_TIME,"");
/* care about sorting order etc */
/* charset */
setlocale(LC_CTYPE,"");
/* initialize charset conversions */
- charset_init(g_get_charset(&charset));
-#endif
+ charset = charset_init();
/* initialize i18n support */
+#endif
+
#ifdef ENABLE_NLS
setlocale(LC_MESSAGES, "");
bindtextdomain(GETTEXT_PACKAGE, LOCALE_DIR);
+#ifdef ENABLE_LOCALE
bind_textdomain_codeset(GETTEXT_PACKAGE, charset);
+#endif
textdomain(GETTEXT_PACKAGE);
#endif
/* parse command line options - 1 pass get configuration files */
options_parse(argc, argv);
+#ifndef NCMPC_MINI
/* read configuration */
- read_configuration(&options);
+ read_configuration();
/* check key bindings */
check_key_bindings(NULL, NULL, 0);
+#endif
/* parse command line options - 2 pass */
options_parse(argc, argv);
}
/* setup signal behavior - SIGTERM */
- sigemptyset(&act.sa_mask);
- act.sa_flags = 0;
+
act.sa_handler = catch_sigint;
if (sigaction(SIGTERM, &act, NULL) < 0) {
perror("sigaction()");
}
/* setup signal behavior - SIGCONT */
- sigemptyset(&act.sa_mask);
- act.sa_flags = 0;
+
act.sa_handler = catch_sigcont;
if (sigaction(SIGCONT, &act, NULL) < 0) {
perror("sigaction(SIGCONT)");
}
/* setup signal behaviour - SIGHUP*/
- sigemptyset(&act.sa_mask);
- act.sa_flags = 0;
+
act.sa_handler = catch_sigint;
if (sigaction(SIGHUP, &act, NULL) < 0) {
perror("sigaction(SIGHUP)");
/* setup SIGWINCH */
+ act.sa_flags = SA_RESTART;
act.sa_handler = catch_sigwinch;
if (sigaction(SIGWINCH, &act, NULL) < 0) {
perror("sigaction(SIGWINCH)");
/* ignore SIGPIPE */
- act.sa_flags = SA_RESTART;
act.sa_handler = SIG_IGN;
- if (sigaction(SIGWINCH, &act, NULL) < 0) {
- perror("sigaction(SIGWINCH)");
+ if (sigaction(SIGPIPE, &act, NULL) < 0) {
+ perror("sigaction(SIGPIPE)");
exit(EXIT_FAILURE);
}
/* create mpdclient instance */
mpd = mpdclient_new();
- mpdclient_install_error_callback(mpd, error_callback);
/* initialize curses */
screen_init(mpd);
keyboard_channel = g_io_channel_unix_new(STDIN_FILENO);
g_io_add_watch(keyboard_channel, G_IO_IN, keyboard_event, NULL);
+#ifdef ENABLE_LIRC
+ /* watch out for lirc input */
+ lirc_socket = ncmpc_lirc_open();
+ if (lirc_socket >= 0) {
+ lirc_channel = g_io_channel_unix_new(lirc_socket);
+ g_io_add_watch(lirc_channel, G_IO_IN, lirc_event, NULL);
+ }
+#endif
+
/* attempt to connect */
reconnect_source_id = g_timeout_add(1, timer_reconnect, NULL);
- update_source_id = g_timeout_add((guint)(MPD_UPDATE_TIME * 1000),
- timer_mpd_update,
- GINT_TO_POINTER(TRUE));
- g_timeout_add(10000, timer_check_key_bindings, NULL);
- idle_source_id = g_timeout_add(idle_interval, timer_idle, NULL);
+ auto_update_timer();
+
+#ifndef NCMPC_MINI
+ check_key_bindings_source_id = g_timeout_add(10000, timer_check_key_bindings, NULL);
+#endif
+
+ screen_paint(mpd);
g_main_loop_run(main_loop);
/* cleanup */
+ cancel_seek_timer();
+
+ disable_update_timer();
+
+ if (reconnect_source_id != 0)
+ g_source_remove(reconnect_source_id);
+
+#ifndef NCMPC_MINI
+ if (check_key_bindings_source_id != 0)
+ g_source_remove(check_key_bindings_source_id);
+#endif
+
g_main_loop_unref(main_loop);
g_io_channel_unref(keyboard_channel);
+#ifdef ENABLE_LIRC
+ if (lirc_socket >= 0)
+ g_io_channel_unref(lirc_channel);
+ ncmpc_lirc_close();
+#endif
+
exit_and_cleanup();
+
+#ifdef ENABLE_LYRICS_SCREEN
+ lyrics_deinit();
+#endif
+
ncu_deinit();
+ options_deinit();
return 0;
}