aria2/src/DownloadHandlerFactory.cc

118 lines
3.8 KiB
C++

/* <!-- copyright */
/*
* aria2 - The high speed download utility
*
* Copyright (C) 2006 Tatsuhiro Tsujikawa
*
* 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
*
* In addition, as a special exception, the copyright holders give
* permission to link the code of portions of this program with the
* OpenSSL library under certain conditions as described in each
* individual source file, and distribute linked combinations
* including the two.
* You must obey the GNU General Public License in all respects
* for all of the code used other than OpenSSL. If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. If you
* do not wish to do so, delete this exception statement from your
* version. If you delete this exception statement from all source
* files in the program, then also delete it here.
*/
/* copyright --> */
#include "DownloadHandlerFactory.h"
#include "MemoryBufferPreDownloadHandler.h"
#include "MetalinkPostDownloadHandler.h"
#include "BtPostDownloadHandler.h"
#include "DownloadHandlerConstants.h"
#include "ContentTypeRequestGroupCriteria.h"
namespace aria2 {
#ifdef ENABLE_METALINK
MemoryBufferPreDownloadHandlerHandle
DownloadHandlerFactory::_metalinkPreDownloadHandler = 0;
MetalinkPostDownloadHandlerHandle
DownloadHandlerFactory::_metalinkPostDownloadHandler = 0;
#endif // ENABLE_METALINK
#ifdef ENABLE_BITTORRENT
MemoryBufferPreDownloadHandlerHandle
DownloadHandlerFactory::_btPreDownloadHandler = 0;
BtPostDownloadHandlerHandle
DownloadHandlerFactory::_btPostDownloadHandler = 0;
#endif // ENABLE_BITTORRENT
#ifdef ENABLE_METALINK
MemoryBufferPreDownloadHandlerHandle
DownloadHandlerFactory::getMetalinkPreDownloadHandler()
{
if(_metalinkPreDownloadHandler.isNull()) {
_metalinkPreDownloadHandler = new MemoryBufferPreDownloadHandler();
RequestGroupCriteriaHandle criteria =
new ContentTypeRequestGroupCriteria(DownloadHandlerConstants::getMetalinkContentTypes(),
DownloadHandlerConstants::getMetalinkExtensions());
_metalinkPreDownloadHandler->setCriteria(criteria);
}
return _metalinkPreDownloadHandler;
}
MetalinkPostDownloadHandlerHandle
DownloadHandlerFactory::getMetalinkPostDownloadHandler()
{
if(_metalinkPostDownloadHandler.isNull()) {
_metalinkPostDownloadHandler = new MetalinkPostDownloadHandler();
}
return _metalinkPostDownloadHandler;
}
#endif // ENABLE_METALINK
#ifdef ENABLE_BITTORRENT
MemoryBufferPreDownloadHandlerHandle
DownloadHandlerFactory::getBtPreDownloadHandler()
{
if(_btPreDownloadHandler.isNull()) {
_btPreDownloadHandler = new MemoryBufferPreDownloadHandler();
RequestGroupCriteriaHandle criteria =
new ContentTypeRequestGroupCriteria(DownloadHandlerConstants::getBtContentTypes(),
DownloadHandlerConstants::getBtExtensions());
_btPreDownloadHandler->setCriteria(criteria);
}
return _btPreDownloadHandler;
}
BtPostDownloadHandlerHandle DownloadHandlerFactory::getBtPostDownloadHandler()
{
if(_btPostDownloadHandler.isNull()) {
_btPostDownloadHandler = new BtPostDownloadHandler();
}
return _btPostDownloadHandler;
}
#endif // ENABLE_BITTORRENT
} // namespace aria2