playlist: moved code to playlist_save.c

playlist_print_song() and playlist_print_uri() handle charset
conversion and (optional) music directory prefixing.

5 files changed, 89 insertions, 26 deletions

diff --git a/src/Makefile.am b/src/Makefile.am
index 538e8549..ca6f8f5a 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -85,6 +85,7 @@ mpd_headers = \
 	player_control.h \
 	playerData.h \
 	playlist.h \
+	playlist_save.h \
 	replayGain.h \
 	ringbuf.h \
 	signal_check.h \
@@ -163,6 +164,7 @@ mpd_SOURCES = \
 	player_control.c \
 	playerData.c \
 	playlist.c \
+	playlist_save.c \
 	replayGain.c \
 	ringbuf.c \
 	sig_handlers.c \
diff --git a/src/playlist.c b/src/playlist.c
index 34a2311a..65e7d639 100644
--- a/src/playlist.c
+++ b/src/playlist.c
@@ -17,6 +17,7 @@
  */
 
 #include "playlist.h"
+#include "playlist_save.h"
 #include "player_control.h"
 #include "command.h"
 #include "ls.h"
@@ -1212,18 +1213,8 @@ enum playlist_result savePlaylist(const char *utf8file)
 	if (fp == NULL)
 		return PLAYLIST_RESULT_ERRNO;
 
-	for (i = 0; i < playlist.length; i++) {
-		char tmp[MPD_PATH_MAX];
-
-		song_get_url(playlist.songs[i], path_max_tmp);
-		utf8_to_fs_charset(tmp, path_max_tmp);
-
-		if (playlist_saveAbsolutePaths &&
-		    song_is_file(playlist.songs[i]))
-			fprintf(fp, "%s\n", rmp2amp_r(tmp, tmp));
-		else
-			fprintf(fp, "%s\n", tmp);
-	}
+	for (i = 0; i < playlist.length; i++)
+		playlist_print_song(fp, playlist.songs[i]);
 
 	while (fclose(fp) && errno == EINTR) ;
 
diff --git a/src/playlist_save.c b/src/playlist_save.c
new file mode 100644
index 00000000..98979e2a
--- /dev/null
+++ b/src/playlist_save.c
@@ -0,0 +1,49 @@
+/* the Music Player Daemon (MPD)
+ * Copyright (C) 2008 Max Kellermann <max@duempel.org>
+ * 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 "playlist_save.h"
+#include "playlist.h"
+#include "song.h"
+#include "path.h"
+#include "ls.h"
+
+void
+playlist_print_song(FILE *file, const struct song *song)
+{
+	char tmp1[MPD_PATH_MAX], tmp2[MPD_PATH_MAX];
+
+	song_get_url(song, tmp1);
+	utf8_to_fs_charset(tmp2, tmp1);
+
+	if (playlist_saveAbsolutePaths && song_is_file(song))
+		fprintf(file, "%s\n", rmp2amp_r(tmp2, tmp2));
+	else
+		fprintf(file, "%s\n", tmp2);
+}
+
+void
+playlist_print_uri(FILE *file, const char *uri)
+{
+	char tmp[MPD_PATH_MAX];
+	const char *s;
+
+	s = utf8_to_fs_charset(tmp, uri);
+	if (playlist_saveAbsolutePaths && !isValidRemoteUtf8Url(s))
+		s = rmp2amp_r(tmp, s);
+	fprintf(file, "%s\n", s);
+}
diff --git a/src/playlist_save.h b/src/playlist_save.h
new file mode 100644
index 00000000..f595d656
--- /dev/null
+++ b/src/playlist_save.h
@@ -0,0 +1,32 @@
+/* the Music Player Daemon (MPD)
+ * Copyright (C) 2008 Max Kellermann <max@duempel.org>
+ * 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
+ */
+
+#ifndef PLAYLIST_SAVE_H
+#define PLAYLIST_SAVE_H
+
+#include <stdio.h>
+
+struct song;
+
+void
+playlist_print_song(FILE *fp, const struct song *song);
+
+void
+playlist_print_uri(FILE *fp, const char *uri);
+
+#endif
diff --git a/src/storedPlaylist.c b/src/storedPlaylist.c
index ca74ba8b..4e20a6de 100644
--- a/src/storedPlaylist.c
+++ b/src/storedPlaylist.c
@@ -17,6 +17,7 @@
  */
 
 #include "storedPlaylist.h"
+#include "playlist_save.h"
 #include "song.h"
 #include "path.h"
 #include "utils.h"
@@ -64,7 +65,6 @@ writeStoredPlaylistToPath(List *list, const char *utf8path)
 {
 	ListNode *node;
 	FILE *file;
-	char *s;
 	char path_max_tmp[MPD_PATH_MAX];
 
 	assert(utf8path != NULL);
@@ -77,10 +77,7 @@ writeStoredPlaylistToPath(List *list, const char *utf8path)
 
 	node = list->firstNode;
 	while (node != NULL) {
-		s = utf8_to_fs_charset(path_max_tmp, (char *)node->data);
-		if (playlist_saveAbsolutePaths && !isValidRemoteUtf8Url(s))
-			s = rmp2amp_r(path_max_tmp, s);
-		fprintf(file, "%s\n", s);
+		playlist_print_uri(file, (const char *)node->data);
 		node = node->nextNode;
 	}
 
@@ -264,10 +261,8 @@ enum playlist_result
 appendSongToStoredPlaylistByPath(const char *utf8path, struct song *song)
 {
 	FILE *file;
-	char *s;
 	struct stat st;
 	char path_max_tmp[MPD_PATH_MAX];
-	char path_max_tmp2[MPD_PATH_MAX];
 
 	if (!is_valid_playlist_name(utf8path))
 		return PLAYLIST_RESULT_BAD_NAME;
@@ -293,13 +288,7 @@ appendSongToStoredPlaylistByPath(const char *utf8path, struct song *song)
 		return PLAYLIST_RESULT_TOO_LARGE;
 	}
 
-	s = utf8_to_fs_charset(path_max_tmp2,
-			       song_get_url(song, path_max_tmp));
-
-	if (playlist_saveAbsolutePaths && song_is_file(song))
-		s = rmp2amp_r(path_max_tmp, s);
-
-	fprintf(file, "%s\n", s);
+	playlist_print_song(file, song);
 
 	while (fclose(file) != 0 && errno == EINTR);
 	return PLAYLIST_RESULT_SUCCESS;