command: move code to *Commands.cxx

1 files changed, 391 insertions, 0 deletions

diff --git a/src/PlayerCommands.cxx b/src/PlayerCommands.cxx
new file mode 100644
index 000000000..6413b1aba
--- /dev/null
+++ b/src/PlayerCommands.cxx
@@ -0,0 +1,391 @@
+/*
+ * Copyright (C) 2003-2012 The Music Player Daemon Project
+ * http://www.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
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * 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.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "config.h"
+#include "PlayerCommands.hxx"
+#include "CommandError.h"
+
+extern "C" {
+#include "protocol/argparser.h"
+#include "protocol/result.h"
+#include "player_control.h"
+#include "playlist.h"
+#include "playlist_print.h"
+#include "update.h"
+#include "volume.h"
+#include "client.h"
+#include "client_internal.h"
+#include "replay_gain_config.h"
+}
+
+#include <errno.h>
+
+#define COMMAND_STATUS_STATE            "state"
+#define COMMAND_STATUS_REPEAT           "repeat"
+#define COMMAND_STATUS_SINGLE           "single"
+#define COMMAND_STATUS_CONSUME          "consume"
+#define COMMAND_STATUS_RANDOM           "random"
+#define COMMAND_STATUS_PLAYLIST         "playlist"
+#define COMMAND_STATUS_PLAYLIST_LENGTH  "playlistlength"
+#define COMMAND_STATUS_SONG             "song"
+#define COMMAND_STATUS_SONGID           "songid"
+#define COMMAND_STATUS_NEXTSONG         "nextsong"
+#define COMMAND_STATUS_NEXTSONGID       "nextsongid"
+#define COMMAND_STATUS_TIME             "time"
+#define COMMAND_STATUS_BITRATE          "bitrate"
+#define COMMAND_STATUS_ERROR            "error"
+#define COMMAND_STATUS_CROSSFADE	"xfade"
+#define COMMAND_STATUS_MIXRAMPDB	"mixrampdb"
+#define COMMAND_STATUS_MIXRAMPDELAY	"mixrampdelay"
+#define COMMAND_STATUS_AUDIO		"audio"
+#define COMMAND_STATUS_UPDATING_DB	"updating_db"
+
+enum command_return
+handle_play(struct client *client, int argc, char *argv[])
+{
+	int song = -1;
+	enum playlist_result result;
+
+	if (argc == 2 && !check_int(client, &song, argv[1]))
+		return COMMAND_RETURN_ERROR;
+	result = playlist_play(&g_playlist, client->player_control, song);
+	return print_playlist_result(client, result);
+}
+
+enum command_return
+handle_playid(struct client *client, int argc, char *argv[])
+{
+	int id = -1;
+	enum playlist_result result;
+
+	if (argc == 2 && !check_int(client, &id, argv[1]))
+		return COMMAND_RETURN_ERROR;
+
+	result = playlist_play_id(&g_playlist, client->player_control, id);
+	return print_playlist_result(client, result);
+}
+
+enum command_return
+handle_stop(G_GNUC_UNUSED struct client *client,
+	    G_GNUC_UNUSED int argc, G_GNUC_UNUSED char *argv[])
+{
+	playlist_stop(&g_playlist, client->player_control);
+	return COMMAND_RETURN_OK;
+}
+
+enum command_return
+handle_currentsong(struct client *client,
+		   G_GNUC_UNUSED int argc, G_GNUC_UNUSED char *argv[])
+{
+	playlist_print_current(client, &g_playlist);
+	return COMMAND_RETURN_OK;
+}
+
+enum command_return
+handle_pause(struct client *client,
+	     int argc, char *argv[])
+{
+	if (argc == 2) {
+		bool pause_flag;
+		if (!check_bool(client, &pause_flag, argv[1]))
+			return COMMAND_RETURN_ERROR;
+
+		pc_set_pause(client->player_control, pause_flag);
+	} else
+		pc_pause(client->player_control);
+
+	return COMMAND_RETURN_OK;
+}
+
+enum command_return
+handle_status(struct client *client,
+	      G_GNUC_UNUSED int argc, G_GNUC_UNUSED char *argv[])
+{
+	const char *state = NULL;
+	struct player_status player_status;
+	int updateJobId;
+	char *error;
+	int song;
+
+	pc_get_status(client->player_control, &player_status);
+
+	switch (player_status.state) {
+	case PLAYER_STATE_STOP:
+		state = "stop";
+		break;
+	case PLAYER_STATE_PAUSE:
+		state = "pause";
+		break;
+	case PLAYER_STATE_PLAY:
+		state = "play";
+		break;
+	}
+
+	client_printf(client,
+		      "volume: %i\n"
+		      COMMAND_STATUS_REPEAT ": %i\n"
+		      COMMAND_STATUS_RANDOM ": %i\n"
+		      COMMAND_STATUS_SINGLE ": %i\n"
+		      COMMAND_STATUS_CONSUME ": %i\n"
+		      COMMAND_STATUS_PLAYLIST ": %li\n"
+		      COMMAND_STATUS_PLAYLIST_LENGTH ": %i\n"
+		      COMMAND_STATUS_CROSSFADE ": %i\n"
+		      COMMAND_STATUS_MIXRAMPDB ": %f\n"
+		      COMMAND_STATUS_MIXRAMPDELAY ": %f\n"
+		      COMMAND_STATUS_STATE ": %s\n",
+		      volume_level_get(),
+		      playlist_get_repeat(&g_playlist),
+		      playlist_get_random(&g_playlist),
+		      playlist_get_single(&g_playlist),
+		      playlist_get_consume(&g_playlist),
+		      playlist_get_version(&g_playlist),
+		      playlist_get_length(&g_playlist),
+		      (int)(pc_get_cross_fade(client->player_control) + 0.5),
+		      pc_get_mixramp_db(client->player_control),
+		      pc_get_mixramp_delay(client->player_control),
+		      state);
+
+	song = playlist_get_current_song(&g_playlist);
+	if (song >= 0) {
+		client_printf(client,
+			      COMMAND_STATUS_SONG ": %i\n"
+			      COMMAND_STATUS_SONGID ": %u\n",
+			      song, playlist_get_song_id(&g_playlist, song));
+	}
+
+	if (player_status.state != PLAYER_STATE_STOP) {
+		struct audio_format_string af_string;
+
+		client_printf(client,
+			      COMMAND_STATUS_TIME ": %i:%i\n"
+			      "elapsed: %1.3f\n"
+			      COMMAND_STATUS_BITRATE ": %u\n"
+			      COMMAND_STATUS_AUDIO ": %s\n",
+			      (int)(player_status.elapsed_time + 0.5),
+			      (int)(player_status.total_time + 0.5),
+			      player_status.elapsed_time,
+			      player_status.bit_rate,
+			      audio_format_to_string(&player_status.audio_format,
+						     &af_string));
+	}
+
+	if ((updateJobId = isUpdatingDB())) {
+		client_printf(client,
+			      COMMAND_STATUS_UPDATING_DB ": %i\n",
+			      updateJobId);
+	}
+
+	error = pc_get_error_message(client->player_control);
+	if (error != NULL) {
+		client_printf(client,
+			      COMMAND_STATUS_ERROR ": %s\n",
+			      error);
+		g_free(error);
+	}
+
+	song = playlist_get_next_song(&g_playlist);
+	if (song >= 0) {
+		client_printf(client,
+			      COMMAND_STATUS_NEXTSONG ": %i\n"
+			      COMMAND_STATUS_NEXTSONGID ": %u\n",
+			      song, playlist_get_song_id(&g_playlist, song));
+	}
+
+	return COMMAND_RETURN_OK;
+}
+
+enum command_return
+handle_next(G_GNUC_UNUSED struct client *client,
+	    G_GNUC_UNUSED int argc, G_GNUC_UNUSED char *argv[])
+{
+	/* single mode is not considered when this is user who
+	 * wants to change song. */
+	const bool single = g_playlist.queue.single;
+	g_playlist.queue.single = false;
+
+	playlist_next(&g_playlist, client->player_control);
+
+	g_playlist.queue.single = single;
+	return COMMAND_RETURN_OK;
+}
+
+enum command_return
+handle_previous(G_GNUC_UNUSED struct client *client,
+		G_GNUC_UNUSED int argc, G_GNUC_UNUSED char *argv[])
+{
+	playlist_previous(&g_playlist, client->player_control);
+	return COMMAND_RETURN_OK;
+}
+
+enum command_return
+handle_repeat(struct client *client, G_GNUC_UNUSED int argc, char *argv[])
+{
+	bool status;
+	if (!check_bool(client, &status, argv[1]))
+		return COMMAND_RETURN_ERROR;
+
+	playlist_set_repeat(&g_playlist, client->player_control, status);
+	return COMMAND_RETURN_OK;
+}
+
+enum command_return
+handle_single(struct client *client, G_GNUC_UNUSED int argc, char *argv[])
+{
+	bool status;
+	if (!check_bool(client, &status, argv[1]))
+		return COMMAND_RETURN_ERROR;
+
+	playlist_set_single(&g_playlist, client->player_control, status);
+	return COMMAND_RETURN_OK;
+}
+
+enum command_return
+handle_consume(struct client *client, G_GNUC_UNUSED int argc, char *argv[])
+{
+	bool status;
+	if (!check_bool(client, &status, argv[1]))
+		return COMMAND_RETURN_ERROR;
+
+	playlist_set_consume(&g_playlist, status);
+	return COMMAND_RETURN_OK;
+}
+
+enum command_return
+handle_random(struct client *client, G_GNUC_UNUSED int argc, char *argv[])
+{
+	bool status;
+	if (!check_bool(client, &status, argv[1]))
+		return COMMAND_RETURN_ERROR;
+
+	playlist_set_random(&g_playlist, client->player_control, status);
+	return COMMAND_RETURN_OK;
+}
+
+enum command_return
+handle_clearerror(G_GNUC_UNUSED struct client *client,
+		  G_GNUC_UNUSED int argc, G_GNUC_UNUSED char *argv[])
+{
+	pc_clear_error(client->player_control);
+	return COMMAND_RETURN_OK;
+}
+
+enum command_return
+handle_seek(struct client *client, G_GNUC_UNUSED int argc, char *argv[])
+{
+	unsigned song, seek_time;
+	enum playlist_result result;
+
+	if (!check_unsigned(client, &song, argv[1]))
+		return COMMAND_RETURN_ERROR;
+	if (!check_unsigned(client, &seek_time, argv[2]))
+		return COMMAND_RETURN_ERROR;
+
+	result = playlist_seek_song(&g_playlist, client->player_control,
+				    song, seek_time);
+	return print_playlist_result(client, result);
+}
+
+enum command_return
+handle_seekid(struct client *client, G_GNUC_UNUSED int argc, char *argv[])
+{
+	unsigned id, seek_time;
+	enum playlist_result result;
+
+	if (!check_unsigned(client, &id, argv[1]))
+		return COMMAND_RETURN_ERROR;
+	if (!check_unsigned(client, &seek_time, argv[2]))
+		return COMMAND_RETURN_ERROR;
+
+	result = playlist_seek_song_id(&g_playlist, client->player_control,
+				       id, seek_time);
+	return print_playlist_result(client, result);
+}
+
+enum command_return
+handle_seekcur(struct client *client, G_GNUC_UNUSED int argc, char *argv[])
+{
+	const char *p = argv[1];
+	bool relative = *p == '+' || *p == '-';
+	int seek_time;
+	if (!check_int(client, &seek_time, p))
+		return COMMAND_RETURN_ERROR;
+
+	enum playlist_result result =
+		playlist_seek_current(&g_playlist, client->player_control,
+				      seek_time, relative);
+	return print_playlist_result(client, result);
+}
+
+enum command_return
+handle_crossfade(struct client *client, G_GNUC_UNUSED int argc, char *argv[])
+{
+	unsigned xfade_time;
+
+	if (!check_unsigned(client, &xfade_time, argv[1]))
+		return COMMAND_RETURN_ERROR;
+	pc_set_cross_fade(client->player_control, xfade_time);
+
+	return COMMAND_RETURN_OK;
+}
+
+enum command_return
+handle_mixrampdb(struct client *client, G_GNUC_UNUSED int argc, char *argv[])
+{
+	float db;
+
+	if (!check_float(client, &db, argv[1]))
+		return COMMAND_RETURN_ERROR;
+	pc_set_mixramp_db(client->player_control, db);
+
+	return COMMAND_RETURN_OK;
+}
+
+enum command_return
+handle_mixrampdelay(struct client *client, G_GNUC_UNUSED int argc, char *argv[])
+{
+	float delay_secs;
+
+	if (!check_float(client, &delay_secs, argv[1]))
+		return COMMAND_RETURN_ERROR;
+	pc_set_mixramp_delay(client->player_control, delay_secs);
+
+	return COMMAND_RETURN_OK;
+}
+
+enum command_return
+handle_replay_gain_mode(struct client *client,
+			G_GNUC_UNUSED int argc, char *argv[])
+{
+	if (!replay_gain_set_mode_string(argv[1])) {
+		command_error(client, ACK_ERROR_ARG,
+			      "Unrecognized replay gain mode");
+		return COMMAND_RETURN_ERROR;
+	}
+
+	return COMMAND_RETURN_OK;
+}
+
+enum command_return
+handle_replay_gain_status(struct client *client,
+			  G_GNUC_UNUSED int argc, G_GNUC_UNUSED char *argv[])
+{
+	client_printf(client, "replay_gain_mode: %s\n",
+		      replay_gain_get_mode_string());
+	return COMMAND_RETURN_OK;
+}