diff options
author | Max Kellermann <max@duempel.org> | 2012-07-30 07:26:08 +0200 |
---|---|---|
committer | Max Kellermann <max@duempel.org> | 2012-08-01 09:59:12 +0200 |
commit | 9dc9459f3a75d7500720d2294a9eca80d7d3f5bb (patch) | |
tree | 0d046c7f20e414537a3518d378a81f23c29df6c5 /src/directory.c | |
parent | 37b92967c5a8d233536216ac435ebb0d0b17782c (diff) | |
download | mpd-9dc9459f3a75d7500720d2294a9eca80d7d3f5bb.tar.gz mpd-9dc9459f3a75d7500720d2294a9eca80d7d3f5bb.tar.xz mpd-9dc9459f3a75d7500720d2294a9eca80d7d3f5bb.zip |
db_plugin: convert to C++
Diffstat (limited to 'src/directory.c')
-rw-r--r-- | src/directory.c | 314 |
1 files changed, 0 insertions, 314 deletions
diff --git a/src/directory.c b/src/directory.c deleted file mode 100644 index e886698d6..000000000 --- a/src/directory.c +++ /dev/null @@ -1,314 +0,0 @@ -/* - * Copyright (C) 2003-2011 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 "directory.h" -#include "song.h" -#include "song_sort.h" -#include "playlist_vector.h" -#include "path.h" -#include "util/list_sort.h" -#include "db_visitor.h" -#include "db_lock.h" - -#include <glib.h> - -#include <assert.h> -#include <string.h> -#include <stdlib.h> - -struct directory * -directory_new(const char *path, struct directory *parent) -{ - struct directory *directory; - size_t pathlen = strlen(path); - - assert(path != NULL); - assert((*path == 0) == (parent == NULL)); - - directory = g_malloc0(sizeof(*directory) - - sizeof(directory->path) + pathlen + 1); - INIT_LIST_HEAD(&directory->children); - INIT_LIST_HEAD(&directory->songs); - INIT_LIST_HEAD(&directory->playlists); - - directory->parent = parent; - memcpy(directory->path, path, pathlen + 1); - - return directory; -} - -void -directory_free(struct directory *directory) -{ - playlist_vector_deinit(&directory->playlists); - - struct song *song, *ns; - directory_for_each_song_safe(song, ns, directory) - song_free(song); - - struct directory *child, *n; - directory_for_each_child_safe(child, n, directory) - directory_free(child); - - g_free(directory); - /* this resets last dir returned */ - /*directory_get_path(NULL); */ -} - -void -directory_delete(struct directory *directory) -{ - assert(holding_db_lock()); - assert(directory != NULL); - assert(directory->parent != NULL); - - list_del(&directory->siblings); - directory_free(directory); -} - -const char * -directory_get_name(const struct directory *directory) -{ - assert(!directory_is_root(directory)); - assert(directory->path != NULL); - - const char *slash = strrchr(directory->path, '/'); - assert((slash == NULL) == directory_is_root(directory->parent)); - - return slash != NULL - ? slash + 1 - : directory->path; -} - -struct directory * -directory_new_child(struct directory *parent, const char *name_utf8) -{ - assert(holding_db_lock()); - assert(parent != NULL); - assert(name_utf8 != NULL); - assert(*name_utf8 != 0); - - char *allocated; - const char *path_utf8; - if (directory_is_root(parent)) { - allocated = NULL; - path_utf8 = name_utf8; - } else { - allocated = g_strconcat(directory_get_path(parent), - "/", name_utf8, NULL); - path_utf8 = allocated; - } - - struct directory *directory = directory_new(path_utf8, parent); - g_free(allocated); - - list_add_tail(&directory->siblings, &parent->children); - return directory; -} - -struct directory * -directory_get_child(const struct directory *directory, const char *name) -{ - assert(holding_db_lock()); - - struct directory *child; - directory_for_each_child(child, directory) - if (strcmp(directory_get_name(child), name) == 0) - return child; - - return NULL; -} - -void -directory_prune_empty(struct directory *directory) -{ - assert(holding_db_lock()); - - struct directory *child, *n; - directory_for_each_child_safe(child, n, directory) { - directory_prune_empty(child); - - if (directory_is_empty(child)) - directory_delete(child); - } -} - -struct directory * -directory_lookup_directory(struct directory *directory, const char *uri) -{ - assert(holding_db_lock()); - assert(uri != NULL); - - if (isRootDirectory(uri)) - return directory; - - char *duplicated = g_strdup(uri), *name = duplicated; - - while (1) { - char *slash = strchr(name, '/'); - if (slash == name) { - directory = NULL; - break; - } - - if (slash != NULL) - *slash = '\0'; - - directory = directory_get_child(directory, name); - if (directory == NULL || slash == NULL) - break; - - name = slash + 1; - } - - g_free(duplicated); - - return directory; -} - -void -directory_add_song(struct directory *directory, struct song *song) -{ - assert(holding_db_lock()); - assert(directory != NULL); - assert(song != NULL); - assert(song->parent == directory); - - list_add_tail(&song->siblings, &directory->songs); -} - -void -directory_remove_song(G_GNUC_UNUSED struct directory *directory, - struct song *song) -{ - assert(holding_db_lock()); - assert(directory != NULL); - assert(song != NULL); - assert(song->parent == directory); - - list_del(&song->siblings); -} - -struct song * -directory_get_song(const struct directory *directory, const char *name_utf8) -{ - assert(holding_db_lock()); - assert(directory != NULL); - assert(name_utf8 != NULL); - - struct song *song; - directory_for_each_song(song, directory) { - assert(song->parent == directory); - - if (strcmp(song->uri, name_utf8) == 0) - return song; - } - - return NULL; -} - -struct song * -directory_lookup_song(struct directory *directory, const char *uri) -{ - char *duplicated, *base; - - assert(holding_db_lock()); - assert(directory != NULL); - assert(uri != NULL); - - duplicated = g_strdup(uri); - base = strrchr(duplicated, '/'); - - if (base != NULL) { - *base++ = 0; - directory = directory_lookup_directory(directory, duplicated); - if (directory == NULL) { - g_free(duplicated); - return NULL; - } - } else - base = duplicated; - - struct song *song = directory_get_song(directory, base); - assert(song == NULL || song->parent == directory); - - g_free(duplicated); - return song; - -} - -static int -directory_cmp(G_GNUC_UNUSED void *priv, - struct list_head *_a, struct list_head *_b) -{ - const struct directory *a = (const struct directory *)_a; - const struct directory *b = (const struct directory *)_b; - return g_utf8_collate(a->path, b->path); -} - -void -directory_sort(struct directory *directory) -{ - assert(holding_db_lock()); - - list_sort(NULL, &directory->children, directory_cmp); - song_list_sort(&directory->songs); - - struct directory *child; - directory_for_each_child(child, directory) - directory_sort(child); -} - -bool -directory_walk(const struct directory *directory, bool recursive, - const struct db_visitor *visitor, void *ctx, - GError **error_r) -{ - assert(directory != NULL); - assert(visitor != NULL); - assert(error_r == NULL || *error_r == NULL); - - if (visitor->song != NULL) { - struct song *song; - directory_for_each_song(song, directory) - if (!visitor->song(song, ctx, error_r)) - return false; - } - - if (visitor->playlist != NULL) { - struct playlist_metadata *i; - directory_for_each_playlist(i, directory) - if (!visitor->playlist(i, directory, ctx, error_r)) - return false; - } - - struct directory *child; - directory_for_each_child(child, directory) { - if (visitor->directory != NULL && - !visitor->directory(child, ctx, error_r)) - return false; - - if (recursive && - !directory_walk(child, recursive, visitor, ctx, error_r)) - return false; - } - - return true; -} |