From 37e69a89b95d6269c1747ed898579dd778627355 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Mon, 31 May 2010 22:18:13 +0200
Subject: directory_print: print a list of playlist files in "lsinfo"

Print those files which can be handled by a playlist plugin.
---
 src/directory_print.c | 61 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)

(limited to 'src/directory_print.c')

diff --git a/src/directory_print.c b/src/directory_print.c
index 5bc32e6f..ef4738e4 100644
--- a/src/directory_print.c
+++ b/src/directory_print.c
@@ -22,6 +22,15 @@
 #include "directory.h"
 #include "client.h"
 #include "song_print.h"
+#include "mapper.h"
+#include "playlist_list.h"
+#include "decoder_list.h"
+#include "path.h"
+#include "uri.h"
+#include "input_stream.h"
+
+#include <sys/types.h>
+#include <dirent.h>
 
 static void
 dirvec_print(struct client *client, const struct dirvec *dv)
@@ -33,9 +42,61 @@ dirvec_print(struct client *client, const struct dirvec *dv)
 			      directory_get_path(dv->base[i]));
 }
 
+static void
+print_playlist_in_directory(struct client *client,
+			    const struct directory *directory,
+			    const char *name_utf8)
+{
+	if (directory_is_root(directory))
+		client_printf(client, "playlist: %s\n", name_utf8);
+	else
+		client_printf(client, "playlist: %s/%s\n",
+			      directory_get_path(directory), name_utf8);
+}
+
+/**
+ * Print a list of playlists in the specified directory.
+ */
+static void
+directory_print_playlists(struct client *client,
+			  const struct directory *directory)
+{
+	char *path_fs = map_directory_fs(directory);
+	if (path_fs == NULL)
+		return;
+
+	DIR *dir = opendir(path_fs);
+	g_free(path_fs);
+	if (dir == NULL)
+		return;
+
+	struct dirent *ent;
+	while ((ent = readdir(dir))) {
+		char *name_utf8 = fs_charset_to_utf8(ent->d_name);
+		if (name_utf8 == NULL)
+			continue;
+
+		const char *suffix = uri_get_suffix(name_utf8);
+		if (suffix != NULL &&
+		    /* ignore files which are handled by a decoder for
+		       now, too expensive to probe them all, and most
+		       of them probably don't contain a playlist
+		       (e.g. FLAC files without embedded cue sheet) */
+		    decoder_plugin_from_suffix(suffix, NULL) == NULL &&
+		    playlist_suffix_supported(suffix))
+			print_playlist_in_directory(client, directory,
+						    name_utf8);
+
+		g_free(name_utf8);
+	}
+
+	closedir(dir);
+}
+
 void
 directory_print(struct client *client, const struct directory *directory)
 {
 	dirvec_print(client, &directory->children);
 	songvec_print(client, &directory->songs);
+	directory_print_playlists(client, directory);
 }
-- 
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