mpd/src/db/DatabaseQueue.cxx
2016-02-28 11:02:36 +01:00

52 lines
1.6 KiB
C++

/*
* Copyright 2003-2016 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)
{
const Storage &storage = *partition.instance.storage;
partition.playlist.AppendSong(partition.pc,
DatabaseDetachSong(storage,
song));
return true;
}
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);
return db->Visit(selection, f, error);
}