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-rw-r--r--src/directory_save.c101
1 files changed, 101 insertions, 0 deletions
diff --git a/src/directory_save.c b/src/directory_save.c
new file mode 100644
index 000000000..9d1846c2f
--- /dev/null
+++ b/src/directory_save.c
@@ -0,0 +1,101 @@
+/* the Music Player Daemon (MPD)
+ * Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
+ * This project's homepage is: 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include "directory_save.h"
+#include "directory.h"
+#include "database.h"
+#include "song.h"
+#include "log.h"
+#include "path.h"
+#include "utils.h"
+#include "song_save.h"
+#include "dirvec.h"
+
+/* TODO error checking */
+int
+directory_save(FILE *fp, struct directory *directory)
+{
+ struct dirvec *children = &directory->children;
+ size_t i;
+ int retv;
+
+ if (!isRootDirectory(directory->path)) {
+ retv = fprintf(fp, "%s%s\n", DIRECTORY_BEGIN,
+ directory_get_path(directory));
+ if (retv < 0)
+ return -1;
+ }
+
+ for (i = 0; i < children->nr; ++i) {
+ struct directory *cur = children->base[i];
+ const char *base = mpd_basename(cur->path);
+
+ retv = fprintf(fp, DIRECTORY_DIR "%s\n", base);
+ if (retv < 0)
+ return -1;
+ if (directory_save(fp, cur) < 0)
+ return -1;
+ }
+
+ songvec_save(fp, &directory->songs);
+
+ if (!isRootDirectory(directory->path) &&
+ fprintf(fp, DIRECTORY_END "%s\n",
+ directory_get_path(directory)) < 0)
+ return -1;
+ return 0;
+}
+
+void
+directory_load(FILE *fp, struct directory *directory)
+{
+ char buffer[MPD_PATH_MAX * 2];
+ int bufferSize = MPD_PATH_MAX * 2;
+ char key[MPD_PATH_MAX * 2];
+ char *name;
+
+ while (myFgets(buffer, bufferSize, fp)
+ && prefixcmp(buffer, DIRECTORY_END)) {
+ if (!prefixcmp(buffer, DIRECTORY_DIR)) {
+ struct directory *subdir;
+
+ strcpy(key, &(buffer[strlen(DIRECTORY_DIR)]));
+ if (!myFgets(buffer, bufferSize, fp))
+ FATAL("Error reading db, fgets\n");
+ /* for compatibility with db's prior to 0.11 */
+ if (!prefixcmp(buffer, DIRECTORY_MTIME)) {
+ if (!myFgets(buffer, bufferSize, fp))
+ FATAL("Error reading db, fgets\n");
+ }
+ if (prefixcmp(buffer, DIRECTORY_BEGIN))
+ FATAL("Error reading db at line: %s\n", buffer);
+ name = &(buffer[strlen(DIRECTORY_BEGIN)]);
+ if ((subdir = db_get_directory(name))) {
+ assert(subdir->parent == directory);
+ } else {
+ subdir = directory_new(name, directory);
+ dirvec_add(&directory->children, subdir);
+ }
+ directory_load(fp, subdir);
+ } else if (!prefixcmp(buffer, SONG_BEGIN)) {
+ readSongInfoIntoList(fp, &directory->songs, directory);
+ } else {
+ FATAL("Unknown line in db: %s\n", buffer);
+ }
+ }
+}