aria2/src/DownloadHandlerFactory.cc

137 lines
4.5 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"
#include "UTMetadataPostDownloadHandler.h"
namespace aria2 {
#ifdef ENABLE_METALINK
SharedHandle<MemoryBufferPreDownloadHandler>
DownloadHandlerFactory::metalinkPreDownloadHandler_;
SharedHandle<MetalinkPostDownloadHandler>
DownloadHandlerFactory::metalinkPostDownloadHandler_;
#endif // ENABLE_METALINK
#ifdef ENABLE_BITTORRENT
SharedHandle<MemoryBufferPreDownloadHandler>
DownloadHandlerFactory::btPreDownloadHandler_;
SharedHandle<BtPostDownloadHandler>
DownloadHandlerFactory::btPostDownloadHandler_;
SharedHandle<UTMetadataPostDownloadHandler>
DownloadHandlerFactory::btMetadataPostDownloadHandler_;
#endif // ENABLE_BITTORRENT
#ifdef ENABLE_METALINK
SharedHandle<MemoryBufferPreDownloadHandler>
DownloadHandlerFactory::getMetalinkPreDownloadHandler()
{
if(!metalinkPreDownloadHandler_) {
metalinkPreDownloadHandler_.reset(new MemoryBufferPreDownloadHandler());
RequestGroupCriteriaHandle criteria
(new ContentTypeRequestGroupCriteria
(DownloadHandlerConstants::getMetalinkContentTypes().begin(),
DownloadHandlerConstants::getMetalinkContentTypes().end(),
DownloadHandlerConstants::getMetalinkExtensions().begin(),
DownloadHandlerConstants::getMetalinkExtensions().end()));
metalinkPreDownloadHandler_->setCriteria(criteria);
}
return metalinkPreDownloadHandler_;
}
SharedHandle<MetalinkPostDownloadHandler>
DownloadHandlerFactory::getMetalinkPostDownloadHandler()
{
if(!metalinkPostDownloadHandler_) {
metalinkPostDownloadHandler_.reset(new MetalinkPostDownloadHandler());
}
return metalinkPostDownloadHandler_;
}
#endif // ENABLE_METALINK
#ifdef ENABLE_BITTORRENT
SharedHandle<MemoryBufferPreDownloadHandler>
DownloadHandlerFactory::getBtPreDownloadHandler()
{
if(!btPreDownloadHandler_) {
btPreDownloadHandler_.reset(new MemoryBufferPreDownloadHandler());
RequestGroupCriteriaHandle criteria
(new ContentTypeRequestGroupCriteria
(DownloadHandlerConstants::getBtContentTypes().begin(),
DownloadHandlerConstants::getBtContentTypes().end(),
DownloadHandlerConstants::getBtExtensions().begin(),
DownloadHandlerConstants::getBtExtensions().end()));
btPreDownloadHandler_->setCriteria(criteria);
}
return btPreDownloadHandler_;
}
SharedHandle<BtPostDownloadHandler>
DownloadHandlerFactory::getBtPostDownloadHandler()
{
if(!btPostDownloadHandler_) {
btPostDownloadHandler_.reset(new BtPostDownloadHandler());
}
return btPostDownloadHandler_;
}
SharedHandle<UTMetadataPostDownloadHandler>
DownloadHandlerFactory::getUTMetadataPostDownloadHandler()
{
if(!btMetadataPostDownloadHandler_) {
btMetadataPostDownloadHandler_.reset(new UTMetadataPostDownloadHandler());
}
return btMetadataPostDownloadHandler_;
}
#endif // ENABLE_BITTORRENT
} // namespace aria2