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Diffstat (limited to 'src/WebSocketInteractionCommand.cc')
| -rw-r--r-- | src/WebSocketInteractionCommand.cc | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/src/WebSocketInteractionCommand.cc b/src/WebSocketInteractionCommand.cc new file mode 100644 index 00000000..4daf1d25 --- /dev/null +++ b/src/WebSocketInteractionCommand.cc @@ -0,0 +1,111 @@ +/* <!-- copyright */ +/* + * aria2 - The high speed download utility + * + * Copyright (C) 2012 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 "WebSocketInteractionCommand.h" +#include "SocketCore.h" +#include "DownloadEngine.h" +#include "RequestGroupMan.h" +#include "WebSocketSession.h" +#include "Logger.h" +#include "LogFactory.h" +#include "fmt.h" +#include "SingletonHolder.h" +#include "Notifier.h" + +namespace aria2 { + +namespace rpc { + +WebSocketInteractionCommand::WebSocketInteractionCommand +(cuid_t cuid, + const SharedHandle<WebSocketSession>& wsSession, + DownloadEngine* e, + const SharedHandle<SocketCore>& socket) + : Command(cuid), + e_(e), + socket_(socket), + writeCheck_(false), + wsSession_(wsSession) +{ + SingletonHolder<Notifier>::instance()->addWebSocketSession(wsSession_); + e_->addSocketForReadCheck(socket_, this); +} + +WebSocketInteractionCommand::~WebSocketInteractionCommand() +{ + e_->deleteSocketForReadCheck(socket_, this); + if(writeCheck_) { + e_->deleteSocketForWriteCheck(socket_, this); + } + SingletonHolder<Notifier>::instance()->removeWebSocketSession(wsSession_); +} + +void WebSocketInteractionCommand::updateWriteCheck() +{ + if(wsSession_->wantWrite()) { + if(!writeCheck_) { + writeCheck_ = true; + e_->addSocketForWriteCheck(socket_, this); + } + } else if(writeCheck_) { + writeCheck_ = false; + e_->deleteSocketForWriteCheck(socket_, this); + } +} + +bool WebSocketInteractionCommand::execute() +{ + if(e_->isHaltRequested()) { + return true; + } + if(wsSession_->onReadEvent() == -1 || wsSession_->onWriteEvent() == -1) { + if(wsSession_->closeSent() || wsSession_->closeReceived()) { + A2_LOG_INFO(fmt("CUID#%lld - WebSocket session terminated.", getCuid())); + } else { + A2_LOG_INFO(fmt("CUID#%lld - WebSocket session terminated" + " (Possibly due to EOF).", getCuid())); + } + return true; + } + if(wsSession_->finish()) { + return true; + } + updateWriteCheck(); + e_->addCommand(this); + return false; +} + +} // namespace rpc + +} // namespace aria2 |
