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/*
# Copyright (c) 2009 - OpenSLX Project, Computer Center University of Freiburg
#
# This program is free software distributed under the GPL version 2.
# See http://openslx.org/COPYING
#
# If you have any feedback please consult http://openslx.org/feedback and
# send your suggestions, praise, or complaints to feedback@openslx.org
#
# General information about OpenSLX can be found at http://openslx.org/
*/
#ifndef PVSCLIENT_H_
#define PVSCLIENT_H_
#include <QtCore>
#ifndef __WIN32__
#include <X11/Xlib.h>
#include <X11/cursorfont.h>
#endif
#include <signal.h>
#include "setup.h"
#include "src/core/pvsChatClient.h"
#include "src/core/pvsChatMsg.h"
#include "src/net/pvsServerConnection.h"
#include "src/version.h"
#include "src/util/consoleLogger.h"
#include "src/util/clientGUIUtils.h"
#include <QFile>
#include <QTextStream>
#include <QDir>
#include "src/input/inputEventHandler.h"
class PVSServiceDiscovery;
class PVSDiscoveredServer;
class InputEvent;
class McastConfiguration;
class PVSOutgoingMulticastTransfer;
class PVSIncomingMulticastTransfer;
/**
* PVSClient
* base class for the pool video switch client
*/
class PVS: public QObject
{
Q_OBJECT
Q_CLASSINFO("D-Bus Interface", "org.openslx.pvs")
public:
PVS();
~PVS();
void loadCommands(); ///< not inherited, just named like the virtual methods of other net objects
void onCommand(PVSMsg cmdMessage); ///< not inherited, just named like the virtual methods of other net objects
void onLogin(PVSMsg cmdMessage); ///< not inherited, just named like the virtual methods of other net objects
void onDaemonCommand(PVSMsg cmdMessage); ///< not inherited, just named like the virtual methods of other net objects
void onMessage(PVSMsg cmdMessage);
void securityUnlock()
{
unlock();
}
; ///< public forward to the unlock method
void stop(); ///< stop the client
void setScriptPath(QString path); ///< vnc-start related
void onConnected(QString name);
void onDisconnected();
void connectToHost(PVSDiscoveredServer* server, QString passwd);
void UpdateChatClients(PVSChatMsg chatCommand);
void chat_receive(PVSChatMsg msg);
void guiAddHost(QString host);
void guiDelHost(QString host);
public Q_SLOTS:
bool start();
void quit();
void chat_send(QString nick_to, QString nick_from, QString msg);
QString chat_getNickname();
QStringList chat_getNicknames();
void fileChanged(const QString& path);
void pvsConnect(QString host, QString passwd);
void pvsDisconnect();
QString isConnected();
QStringList getAvailableHosts();
QString getIpByNick(QString nick);
// Multicast File Transfer
bool createMulticastTransfer(QString const& objectPath, quint64& transferID, QString& errorReason);
void cancelOutgoingMulticastTransfer(quint64 transferID);
void cancelIncomingMulticastTransfer(qulonglong transferID);
void setConfigValue(QString key, QString value);
QString getConfigValue(QString key);
Q_SIGNALS:
void project(QString host, int port, QString passwd, bool fullscreen,
bool smoothTransformation, int quality);
void unproject();
void chat_receive(QString nick_from, QString nick_to, QString msg);
void chat_client_add(QString nick);
void chat_client_remove(QString nick);
void showMessage(QString title, QString msg, bool useDialog = false);
void connected(QString host);
void disconnected();
void addHost(QString host);
void delHost(QString host);
// Multicast File Transfer
void outgoingMulticastTransferStarted(qulonglong transferID);
void outgoingMulticastTransferProgress(qulonglong transferID, qulonglong bytes, qulonglong of);
void outgoingMulticastTransferFinished(qulonglong transferID);
void outgoingMulticastTransferFailed(qulonglong transferID, QString reason);
void incomingMulticastTransferNew(qulonglong transferID, QString sender, QString filename, qulonglong size);
void incomingMulticastTransferStarted(qulonglong transferID);
void incomingMulticastTransferProgress(qulonglong transferID, qulonglong bytes, qulonglong of);
void incomingMulticastTransferFinished(qulonglong transferID);
void incomingMulticastTransferFailed(qulonglong transferID, QString reason);
protected:
void timerEvent(QTimerEvent *event);
private:
// own
bool allowExists(); ///< whether the .allow file exists
bool getVNCAllow(); ///< whether vnc-connections to this client are allowed
void readPolicyFiles(); ///< pars the policy files
// pvs features and related
bool lock(); ///< lock this client (blankscreen etc)
bool lock_inputs(); ///< lock this client mouse&keyboard only
bool unlock(); ///< remove the lock on this client
bool _locked; ///< are we locked?
QString _lockMsg; ///< message to display while we're locked
bool _vncAllowed; ///< whether vncConnections to this client are allowed (dup?)
/*#ifndef __WIN32__*/
BlankScreen *_blankScreen;///< object to blank the screen
/*#endif*/
QFileSystemWatcher* _notify; ///< used to get notifies about file changes
//vnc-server
QString _vncScriptPath; ///< path to the vnc script file
QString _vncScriptName; ///< name of the vnc script file
int _vncPort; ///< port to use for the vnc-server (also gets send to the pvsServer)
QString _vncPassword; ///< password to use for the vnc-server (also gets send to the pvsServer) - viewonly password
QString _vncRwPassword; ///< password to use for the vnc-server (also gets send to the pvsServer) - read-write password
bool gotVNCScript(); ///< whether we got a vnc script
int bootVNC(); ///< init the password and port, then call the startVNCScript() method
int startVNCScript(int port, QString pass, QString rwpass); ///< start the vnc server (via script)
int stopVNCScript(); ///< stop the vnc server (via script)
static void signalHandler(int signal); //handles posix signals
void showProc(QString filter); //sends list of user processes to connection manager
PVSServerConnection* _pvsServerConnection; ///< our tcp connection object to the pvsserver
PVSServiceDiscovery *_sdClient;
PVSChatClient *_chat;
bool _vncRequested; ///< did pvsmgr request our screen?
int _timerLockTest;
int _timerLockDelay;
QString processName;
// input event handling:
InputEventHandlerChain _inputEventHandlers;
bool inputEventsAllowed();
void handleInputEvent(InputEvent const& evt);
void initializeInputEventHandling();
// multicast transfer
McastConfiguration* _masterMcastConfig;
QHash<quint64, PVSOutgoingMulticastTransfer*> _outgoingTransfers;
QHash<quint64, PVSIncomingMulticastTransfer*> _incomingTransfers;
void loadMcastConfig(QString const& encoded);
void onIncomingMulticastTransfer(QString const& sender, qulonglong transferID, QString const& basename, qulonglong size, ushort port);
static quint64 generateMcastTransferID();
private Q_SLOTS:
// housekeeping
void outgoingMulticastTransferDelete(qulonglong transferID);
void incomingMulticastTransferDelete(qulonglong transferID);
void onIncomingMulticastTransferRetry(QString const& sender, qulonglong transferID);
void processStartErrorOccured(QProcess::ProcessError error);
void processStopErrorOccured(QProcess::ProcessError error);
private:
QSettings _settings;
};
#endif /* PVSCLIENT_H_ */
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