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authorMax Kellermann <max@duempel.org>2008-10-22 19:15:50 +0200
committerMax Kellermann <max@duempel.org>2008-10-22 19:15:50 +0200
commita65e20b50eaf603dd551e5be0aa05f807aa7eb05 (patch)
tree5e81276f74aad43f5eac5cc7b8e9a2b9090b0965 /src/stored_playlist.c
parent3a164ef8e61c27eb69d83e479cced6ea1b03b07d (diff)
downloadmpd-a65e20b50eaf603dd551e5be0aa05f807aa7eb05.tar.gz
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mpd-a65e20b50eaf603dd551e5be0aa05f807aa7eb05.zip
stored_playlist: added spl_list()
spl_list() provides an interface for enumerating all stored playlists. This separates the internal playlist logic from the protocol specific function lsPlaylists().
Diffstat (limited to 'src/stored_playlist.c')
-rw-r--r--src/stored_playlist.c79
1 files changed, 79 insertions, 0 deletions
diff --git a/src/stored_playlist.c b/src/stored_playlist.c
index ad9e43ce4..121f5ed3d 100644
--- a/src/stored_playlist.c
+++ b/src/stored_playlist.c
@@ -27,6 +27,85 @@
#include "idle.h"
#include "os_compat.h"
+static struct stored_playlist_info *
+load_playlist_info(const char *parent_path_fs, const char *name_fs)
+{
+ size_t name_length = strlen(name_fs);
+ char buffer[MPD_PATH_MAX], *name, *name_utf8;
+ int ret;
+ struct stat st;
+ struct stored_playlist_info *playlist;
+
+ if (name_length < 1 + sizeof(PLAYLIST_FILE_SUFFIX) ||
+ strlen(parent_path_fs) + name_length >= sizeof(buffer) ||
+ memchr(name_fs, '\n', name_length) != NULL)
+ return NULL;
+
+ if (name_fs[name_length - sizeof(PLAYLIST_FILE_SUFFIX)] != '.' ||
+ memcmp(name_fs + name_length - sizeof(PLAYLIST_FILE_SUFFIX) + 1,
+ PLAYLIST_FILE_SUFFIX,
+ sizeof(PLAYLIST_FILE_SUFFIX) - 1) != 0)
+ return NULL;
+
+ pfx_dir(buffer, name_fs, name_length,
+ parent_path_fs, strlen(parent_path_fs));
+
+ ret = stat(buffer, &st);
+ if (ret < 0 || !S_ISREG(st.st_mode))
+ return NULL;
+
+ name = g_strdup(name_fs);
+ name[name_length - sizeof(PLAYLIST_FILE_SUFFIX)] = 0;
+ name_utf8 = fs_charset_to_utf8(buffer, name);
+ g_free(name);
+ if (name_utf8 == NULL)
+ return NULL;
+
+ playlist = g_new(struct stored_playlist_info, 1);
+ playlist->name = g_strdup(name_utf8);
+ playlist->mtime = st.st_mtime;
+ return playlist;
+}
+
+GPtrArray *
+spl_list(void)
+{
+ char parent_path_fs[MPD_PATH_MAX];
+ DIR *dir;
+ struct dirent *ent;
+ GPtrArray *list;
+ struct stored_playlist_info *playlist;
+
+ rpp2app_r(parent_path_fs, "");
+ dir = opendir(parent_path_fs);
+ if (dir == NULL)
+ return NULL;
+
+ list = g_ptr_array_new();
+
+ while ((ent = readdir(dir)) != NULL) {
+ playlist = load_playlist_info(parent_path_fs, ent->d_name);
+ if (playlist != NULL)
+ g_ptr_array_add(list, playlist);
+ }
+
+ closedir(dir);
+ return list;
+}
+
+void
+spl_list_free(GPtrArray *list)
+{
+ for (unsigned i = 0; i < list->len; ++i) {
+ struct stored_playlist_info *playlist =
+ g_ptr_array_index(list, i);
+ g_free(playlist->name);
+ g_free(playlist);
+ }
+
+ g_ptr_array_free(list, true);
+}
+
static ListNode *
spl_get_index(List *list, int idx)
{