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Diffstat (limited to '')
-rw-r--r-- | src/playlist_state.c | 250 |
1 files changed, 0 insertions, 250 deletions
diff --git a/src/playlist_state.c b/src/playlist_state.c deleted file mode 100644 index 4aa2c2c92..000000000 --- a/src/playlist_state.c +++ /dev/null @@ -1,250 +0,0 @@ -/* - * Copyright (C) 2003-2011 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. - */ - -/* - * Saving and loading the playlist to/from the state file. - * - */ - -#include "config.h" -#include "playlist_state.h" -#include "playlist.h" -#include "player_control.h" -#include "queue_save.h" -#include "path.h" -#include "text_file.h" -#include "conf.h" - -#include <string.h> -#include <stdlib.h> - -#define PLAYLIST_STATE_FILE_STATE "state: " -#define PLAYLIST_STATE_FILE_RANDOM "random: " -#define PLAYLIST_STATE_FILE_REPEAT "repeat: " -#define PLAYLIST_STATE_FILE_SINGLE "single: " -#define PLAYLIST_STATE_FILE_CONSUME "consume: " -#define PLAYLIST_STATE_FILE_CURRENT "current: " -#define PLAYLIST_STATE_FILE_TIME "time: " -#define PLAYLIST_STATE_FILE_CROSSFADE "crossfade: " -#define PLAYLIST_STATE_FILE_MIXRAMPDB "mixrampdb: " -#define PLAYLIST_STATE_FILE_MIXRAMPDELAY "mixrampdelay: " -#define PLAYLIST_STATE_FILE_PLAYLIST_BEGIN "playlist_begin" -#define PLAYLIST_STATE_FILE_PLAYLIST_END "playlist_end" - -#define PLAYLIST_STATE_FILE_STATE_PLAY "play" -#define PLAYLIST_STATE_FILE_STATE_PAUSE "pause" -#define PLAYLIST_STATE_FILE_STATE_STOP "stop" - -#define PLAYLIST_BUFFER_SIZE 2*MPD_PATH_MAX - -void -playlist_state_save(FILE *fp, const struct playlist *playlist, - struct player_control *pc) -{ - struct player_status player_status; - - pc_get_status(pc, &player_status); - - fputs(PLAYLIST_STATE_FILE_STATE, fp); - - if (playlist->playing) { - switch (player_status.state) { - case PLAYER_STATE_PAUSE: - fputs(PLAYLIST_STATE_FILE_STATE_PAUSE "\n", fp); - break; - default: - fputs(PLAYLIST_STATE_FILE_STATE_PLAY "\n", fp); - } - fprintf(fp, PLAYLIST_STATE_FILE_CURRENT "%i\n", - queue_order_to_position(&playlist->queue, - playlist->current)); - fprintf(fp, PLAYLIST_STATE_FILE_TIME "%i\n", - (int)player_status.elapsed_time); - } else { - fputs(PLAYLIST_STATE_FILE_STATE_STOP "\n", fp); - - if (playlist->current >= 0) - fprintf(fp, PLAYLIST_STATE_FILE_CURRENT "%i\n", - queue_order_to_position(&playlist->queue, - playlist->current)); - } - - fprintf(fp, PLAYLIST_STATE_FILE_RANDOM "%i\n", playlist->queue.random); - fprintf(fp, PLAYLIST_STATE_FILE_REPEAT "%i\n", playlist->queue.repeat); - fprintf(fp, PLAYLIST_STATE_FILE_SINGLE "%i\n", playlist->queue.single); - fprintf(fp, PLAYLIST_STATE_FILE_CONSUME "%i\n", - playlist->queue.consume); - fprintf(fp, PLAYLIST_STATE_FILE_CROSSFADE "%i\n", - (int)(pc_get_cross_fade(pc))); - fprintf(fp, PLAYLIST_STATE_FILE_MIXRAMPDB "%f\n", - pc_get_mixramp_db(pc)); - fprintf(fp, PLAYLIST_STATE_FILE_MIXRAMPDELAY "%f\n", - pc_get_mixramp_delay(pc)); - fputs(PLAYLIST_STATE_FILE_PLAYLIST_BEGIN "\n", fp); - queue_save(fp, &playlist->queue); - fputs(PLAYLIST_STATE_FILE_PLAYLIST_END "\n", fp); -} - -static void -playlist_state_load(FILE *fp, GString *buffer, struct playlist *playlist) -{ - const char *line = read_text_line(fp, buffer); - if (line == NULL) { - g_warning("No playlist in state file"); - return; - } - - while (!g_str_has_prefix(line, PLAYLIST_STATE_FILE_PLAYLIST_END)) { - queue_load_song(fp, buffer, line, &playlist->queue); - - line = read_text_line(fp, buffer); - if (line == NULL) { - g_warning("'" PLAYLIST_STATE_FILE_PLAYLIST_END - "' not found in state file"); - break; - } - } - - queue_increment_version(&playlist->queue); -} - -bool -playlist_state_restore(const char *line, FILE *fp, GString *buffer, - struct playlist *playlist, struct player_control *pc) -{ - int current = -1; - int seek_time = 0; - enum player_state state = PLAYER_STATE_STOP; - bool random_mode = false; - - if (!g_str_has_prefix(line, PLAYLIST_STATE_FILE_STATE)) - return false; - - line += sizeof(PLAYLIST_STATE_FILE_STATE) - 1; - - if (strcmp(line, PLAYLIST_STATE_FILE_STATE_PLAY) == 0) - state = PLAYER_STATE_PLAY; - else if (strcmp(line, PLAYLIST_STATE_FILE_STATE_PAUSE) == 0) - state = PLAYER_STATE_PAUSE; - - while ((line = read_text_line(fp, buffer)) != NULL) { - if (g_str_has_prefix(line, PLAYLIST_STATE_FILE_TIME)) { - seek_time = - atoi(&(line[strlen(PLAYLIST_STATE_FILE_TIME)])); - } else if (g_str_has_prefix(line, PLAYLIST_STATE_FILE_REPEAT)) { - if (strcmp - (&(line[strlen(PLAYLIST_STATE_FILE_REPEAT)]), - "1") == 0) { - playlist_set_repeat(playlist, pc, true); - } else - playlist_set_repeat(playlist, pc, false); - } else if (g_str_has_prefix(line, PLAYLIST_STATE_FILE_SINGLE)) { - if (strcmp - (&(line[strlen(PLAYLIST_STATE_FILE_SINGLE)]), - "1") == 0) { - playlist_set_single(playlist, pc, true); - } else - playlist_set_single(playlist, pc, false); - } else if (g_str_has_prefix(line, PLAYLIST_STATE_FILE_CONSUME)) { - if (strcmp - (&(line[strlen(PLAYLIST_STATE_FILE_CONSUME)]), - "1") == 0) { - playlist_set_consume(playlist, true); - } else - playlist_set_consume(playlist, false); - } else if (g_str_has_prefix(line, PLAYLIST_STATE_FILE_CROSSFADE)) { - pc_set_cross_fade(pc, - atoi(line + strlen(PLAYLIST_STATE_FILE_CROSSFADE))); - } else if (g_str_has_prefix(line, PLAYLIST_STATE_FILE_MIXRAMPDB)) { - pc_set_mixramp_db(pc, - atof(line + strlen(PLAYLIST_STATE_FILE_MIXRAMPDB))); - } else if (g_str_has_prefix(line, PLAYLIST_STATE_FILE_MIXRAMPDELAY)) { - pc_set_mixramp_delay(pc, - atof(line + strlen(PLAYLIST_STATE_FILE_MIXRAMPDELAY))); - } else if (g_str_has_prefix(line, PLAYLIST_STATE_FILE_RANDOM)) { - random_mode = - strcmp(line + strlen(PLAYLIST_STATE_FILE_RANDOM), - "1") == 0; - } else if (g_str_has_prefix(line, PLAYLIST_STATE_FILE_CURRENT)) { - current = atoi(&(line - [strlen - (PLAYLIST_STATE_FILE_CURRENT)])); - } else if (g_str_has_prefix(line, - PLAYLIST_STATE_FILE_PLAYLIST_BEGIN)) { - playlist_state_load(fp, buffer, playlist); - } - } - - playlist_set_random(playlist, pc, random_mode); - - if (!queue_is_empty(&playlist->queue)) { - if (!queue_valid_position(&playlist->queue, current)) - current = 0; - - if (state == PLAYER_STATE_PLAY && - config_get_bool("restore_paused", false)) - /* the user doesn't want MPD to auto-start - playback after startup; fall back to - "pause" */ - state = PLAYER_STATE_PAUSE; - - /* enable all devices for the first time; this must be - called here, after the audio output states were - restored, before playback begins */ - if (state != PLAYER_STATE_STOP) - pc_update_audio(pc); - - if (state == PLAYER_STATE_STOP /* && config_option */) - playlist->current = current; - else if (seek_time == 0) - playlist_play(playlist, pc, current); - else - playlist_seek_song(playlist, pc, current, seek_time); - - if (state == PLAYER_STATE_PAUSE) - pc_pause(pc); - } - - return true; -} - -unsigned -playlist_state_get_hash(const struct playlist *playlist, - struct player_control *pc) -{ - struct player_status player_status; - - pc_get_status(pc, &player_status); - - return playlist->queue.version ^ - (player_status.state != PLAYER_STATE_STOP - ? ((int)player_status.elapsed_time << 8) - : 0) ^ - (playlist->current >= 0 - ? (queue_order_to_position(&playlist->queue, - playlist->current) << 16) - : 0) ^ - ((int)pc_get_cross_fade(pc) << 20) ^ - (player_status.state << 24) ^ - (playlist->queue.random << 27) ^ - (playlist->queue.repeat << 28) ^ - (playlist->queue.single << 29) ^ - (playlist->queue.consume << 30) ^ - (playlist->queue.random << 31); -} |