/* * 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. */ #include "config.h" #include "queue_save.h" #include "queue.h" #include "song.h" #include "uri.h" #include "database.h" #include "song_save.h" #include <stdlib.h> static void queue_save_database_song(FILE *fp, int idx, const struct song *song) { char *uri = song_get_uri(song); fprintf(fp, "%i:%s\n", idx, uri); g_free(uri); } static void queue_save_full_song(FILE *fp, const struct song *song) { song_save(fp, song); } static void queue_save_song(FILE *fp, int idx, const struct song *song) { if (song_in_database(song)) queue_save_database_song(fp, idx, song); else queue_save_full_song(fp, song); } void queue_save(FILE *fp, const struct queue *queue) { for (unsigned i = 0; i < queue_length(queue); i++) queue_save_song(fp, i, queue_get(queue, i)); } static struct song * get_song(const char *uri) { return uri_has_scheme(uri) ? song_remote_new(uri) : db_get_song(uri); } void queue_load_song(FILE *fp, GString *buffer, const char *line, struct queue *queue) { struct song *song; if (queue_is_full(queue)) return; if (g_str_has_prefix(line, SONG_BEGIN)) { const char *uri = line + sizeof(SONG_BEGIN) - 1; if (!uri_has_scheme(uri) && !g_path_is_absolute(uri)) return; GError *error = NULL; song = song_load(fp, NULL, uri, buffer, &error); if (song == NULL) { g_warning("%s", error->message); g_error_free(error); return; } } else { char *endptr; long ret = strtol(line, &endptr, 10); if (ret < 0 || *endptr != ':' || endptr[1] == 0) { g_warning("Malformed playlist line in state file"); return; } line = endptr + 1; song = get_song(line); if (song == NULL) return; } queue_append(queue, song); }