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/*
* UltraStar Deluxe - Karaoke Game
*
* UltraStar Deluxe is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*/
#include "songloader.hpp"
#include "songloading_strategy_txt.hpp"
#include "songloading_strategy_xml.hpp"
namespace usdx
{
log4cxx::LoggerPtr Songloader::log =
log4cxx::Logger::getLogger("usdx.base.songloading.Songloader");
Songloader *Songloader::instance = NULL;
Songloader::Songloader(void)
{
}
Songloader::~Songloader(void)
{
strategies.clear();
// remove reference from singleton to make regeneration possible
instance = NULL;
}
Songloader *Songloader::get_instance(void)
{
if (instance == NULL) {
instance = new Songloader();
}
return instance;
}
Song *Songloader::load_header(const boost::filesystem::wpath& filename)
{
std::string ext = extension(filename);
std::map<std::string, SongloadingStrategyBaseFactory*>::iterator it = strategies.find(ext);
if (it == strategies.end()) {
LOG4CXX_WARN(log, "No SongloadingStrategy found for file extension: '" << ext << "'");
throw NoStrategyException("Unknown file format.");
}
return it->second->get_songloader()->load_header(filename);
}
Song* Songloader::load_song(Song* song)
{
std::string ext = extension(song->get_filename());
std::map<std::string, SongloadingStrategyBaseFactory*>::iterator it = strategies.find(ext);
if (it == strategies.end()) {
LOG4CXX_WARN(log, "No SongloadingStrategy found for file extension: '" << ext << "'");
throw NoStrategyException("Unknown file format.");
}
return it->second->get_songloader()->load_song(song);
}
void Songloader::add_strategy(SongloadingStrategyBaseFactory *factory)
{
if (factory) {
strategies[factory->get_fileextension()] = factory;
}
}
};
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