aria2/src/FtpFinishDownloadCommand.cc

104 lines
3.3 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 "FtpFinishDownloadCommand.h"
#include "Request.h"
#include "DownloadEngine.h"
#include "prefs.h"
#include "Option.h"
#include "FtpConnection.h"
#include "message.h"
#include "StringFormat.h"
#include "DlAbortEx.h"
#include "SocketCore.h"
#include "RequestGroup.h"
#include "Logger.h"
namespace aria2 {
FtpFinishDownloadCommand::FtpFinishDownloadCommand
(int cuid,
const RequestHandle& req,
RequestGroup* requestGroup,
const SharedHandle<FtpConnection>& ftpConnection,
DownloadEngine* e,
const SharedHandle<SocketCore>& socket)
:AbstractCommand(cuid, req, requestGroup, e, socket),
_ftpConnection(ftpConnection)
{
e->addSocketForReadCheck(socket, this);
}
FtpFinishDownloadCommand::~FtpFinishDownloadCommand()
{
e->deleteSocketForReadCheck(socket, this);
}
// overrides AbstractCommand::execute().
// AbstractCommand::_segments is empty.
bool FtpFinishDownloadCommand::execute()
{
if(_requestGroup->isHaltRequested()) {
return true;
}
try {
unsigned int status = _ftpConnection->receiveResponse();
if(status == 0) {
e->commands.push_back(this);
return false;
}
if(status != 226) {
throw DlAbortEx(StringFormat(EX_BAD_STATUS, status).str());
}
if(!e->option->getAsBool(PREF_HTTP_PROXY_ENABLED) &&
e->option->getAsBool(PREF_FTP_REUSE_CONNECTION)) {
std::pair<std::string, uint16_t> peerInfo;
socket->getPeerInfo(peerInfo);
e->poolSocket(peerInfo.first, peerInfo.second, socket);
}
} catch(RecoverableException& e) {
logger->info(EX_EXCEPTION_CAUGHT, e);
}
if(_requestGroup->downloadFinished()) {
return true;
} else {
return prepareForRetry(0);
}
}
// This function never be called.
bool FtpFinishDownloadCommand::executeInternal() { return true; }
} // namespace aria2