/* * Copyright (C) 2003-2010 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 "song_save.h" #include "song.h" #include "tag_save.h" #include "directory.h" #include "tag.h" #include "text_file.h" #include <glib.h> #include <stdlib.h> #undef G_LOG_DOMAIN #define G_LOG_DOMAIN "song" #define SONG_MTIME "mtime" #define SONG_END "song_end" static GQuark song_save_quark(void) { return g_quark_from_static_string("song_save"); } void song_save(FILE *fp, const struct song *song) { fprintf(fp, SONG_BEGIN "%s\n", song->uri); if (song->end_ms > 0) fprintf(fp, "Range: %u-%u\n", song->start_ms, song->end_ms); else if (song->start_ms > 0) fprintf(fp, "Range: %u-\n", song->start_ms); if (song->tag != NULL) tag_save(fp, song->tag); fprintf(fp, SONG_MTIME ": %li\n", (long)song->mtime); fprintf(fp, SONG_END "\n"); } static int song_save_callback(struct song *song, void *data) { FILE *fp = data; song_save(fp, song); return 0; } void songvec_save(FILE *fp, const struct songvec *sv) { songvec_for_each(sv, song_save_callback, fp); } struct song * song_load(FILE *fp, struct directory *parent, const char *uri, GString *buffer, GError **error_r) { struct song *song = parent != NULL ? song_file_new(uri, parent) : song_remote_new(uri); char *line, *colon; enum tag_type type; const char *value; while ((line = read_text_line(fp, buffer)) != NULL && strcmp(line, SONG_END) != 0) { colon = strchr(line, ':'); if (colon == NULL || colon == line) { if (song->tag != NULL) tag_end_add(song->tag); song_free(song); g_set_error(error_r, song_save_quark(), 0, "unknown line in db: %s", line); return NULL; } *colon++ = 0; value = g_strchug(colon); if ((type = tag_name_parse(line)) != TAG_NUM_OF_ITEM_TYPES) { if (!song->tag) { song->tag = tag_new(); tag_begin_add(song->tag); } tag_add_item(song->tag, type, value); } else if (strcmp(line, "Time") == 0) { if (!song->tag) { song->tag = tag_new(); tag_begin_add(song->tag); } song->tag->time = atoi(value); } else if (strcmp(line, SONG_MTIME) == 0) { song->mtime = atoi(value); } else if (strcmp(line, "Range") == 0) { char *endptr; song->start_ms = strtoul(value, &endptr, 10); if (*endptr == '-') song->end_ms = strtoul(endptr + 1, NULL, 10); } else { if (song->tag != NULL) tag_end_add(song->tag); song_free(song); g_set_error(error_r, song_save_quark(), 0, "unknown line in db: %s", line); return NULL; } } if (song->tag != NULL) tag_end_add(song->tag); return song; }