aboutsummaryrefslogtreecommitdiffstats
path: root/src/sticker/SongSticker.cxx
diff options
context:
space:
mode:
Diffstat (limited to 'src/sticker/SongSticker.cxx')
-rw-r--r--src/sticker/SongSticker.cxx124
1 files changed, 124 insertions, 0 deletions
diff --git a/src/sticker/SongSticker.cxx b/src/sticker/SongSticker.cxx
new file mode 100644
index 000000000..b6f46f167
--- /dev/null
+++ b/src/sticker/SongSticker.cxx
@@ -0,0 +1,124 @@
+/*
+ * Copyright (C) 2003-2014 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 "SongSticker.hxx"
+#include "StickerDatabase.hxx"
+#include "db/LightSong.hxx"
+#include "db/Interface.hxx"
+#include "util/Error.hxx"
+
+#include <glib.h>
+
+#include <assert.h>
+#include <string.h>
+
+std::string
+sticker_song_get_value(const LightSong &song, const char *name)
+{
+ const auto uri = song.GetURI();
+ return sticker_load_value("song", uri.c_str(), name);
+}
+
+bool
+sticker_song_set_value(const LightSong &song,
+ const char *name, const char *value)
+{
+ const auto uri = song.GetURI();
+ return sticker_store_value("song", uri.c_str(), name, value);
+}
+
+bool
+sticker_song_delete(const LightSong &song)
+{
+ const auto uri = song.GetURI();
+ return sticker_delete("song", uri.c_str());
+}
+
+bool
+sticker_song_delete_value(const LightSong &song, const char *name)
+{
+ const auto uri = song.GetURI();
+ return sticker_delete_value("song", uri.c_str(), name);
+}
+
+struct sticker *
+sticker_song_get(const LightSong &song)
+{
+ const auto uri = song.GetURI();
+ return sticker_load("song", uri.c_str());
+}
+
+struct sticker_song_find_data {
+ const Database *db;
+ const char *base_uri;
+ size_t base_uri_length;
+
+ void (*func)(const LightSong &song, const char *value,
+ void *user_data);
+ void *user_data;
+};
+
+static void
+sticker_song_find_cb(const char *uri, const char *value, void *user_data)
+{
+ struct sticker_song_find_data *data =
+ (struct sticker_song_find_data *)user_data;
+
+ if (memcmp(uri, data->base_uri, data->base_uri_length) != 0)
+ /* should not happen, ignore silently */
+ return;
+
+ const Database *db = data->db;
+ const LightSong *song = db->GetSong(uri, IgnoreError());
+ if (song != nullptr) {
+ data->func(*song, value, data->user_data);
+ db->ReturnSong(song);
+ }
+}
+
+bool
+sticker_song_find(const Database &db, const char *base_uri, const char *name,
+ void (*func)(const LightSong &song, const char *value,
+ void *user_data),
+ void *user_data)
+{
+ struct sticker_song_find_data data;
+ data.db = &db;
+ data.func = func;
+ data.user_data = user_data;
+
+ char *allocated;
+ data.base_uri = base_uri;
+ if (*data.base_uri != 0)
+ /* append slash to base_uri */
+ data.base_uri = allocated =
+ g_strconcat(data.base_uri, "/", nullptr);
+ else
+ /* searching in root directory - no trailing slash */
+ allocated = nullptr;
+
+ data.base_uri_length = strlen(data.base_uri);
+
+ bool success = sticker_find("song", data.base_uri, name,
+ sticker_song_find_cb, &data);
+ g_free(allocated);
+
+ return success;
+}