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-rw-r--r--src/db/DatabaseQueue.cxx53
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diff --git a/src/db/DatabaseQueue.cxx b/src/db/DatabaseQueue.cxx
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+/*
+ * 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 "DatabaseQueue.hxx"
+#include "DatabaseSong.hxx"
+#include "Interface.hxx"
+#include "Partition.hxx"
+#include "Instance.hxx"
+#include "DetachedSong.hxx"
+
+#include <functional>
+
+static bool
+AddToQueue(Partition &partition, const LightSong &song, Error &error)
+{
+ const Storage &storage = *partition.instance.storage;
+ unsigned id =
+ partition.playlist.AppendSong(partition.pc,
+ DatabaseDetachSong(storage,
+ song),
+ error);
+ return id != 0;
+}
+
+bool
+AddFromDatabase(Partition &partition, const DatabaseSelection &selection,
+ Error &error)
+{
+ const Database *db = partition.instance.GetDatabase(error);
+ if (db == nullptr)
+ return false;
+
+ using namespace std::placeholders;
+ const auto f = std::bind(AddToQueue, std::ref(partition), _1, _2);
+ return db->Visit(selection, f, error);
+}