1/***************************************************************************
2 * Copyright (C) 2005-2014 by the Quassel Project *
3 * devel@quassel-irc.org *
4 * *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) version 3. *
9 * *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
14 * *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
19 ***************************************************************************/
20
21#ifndef REMOTEPEER_H
22#define REMOTEPEER_H
23
24#include <QDateTime>
25
26#include "compressor.h"
27#include "peer.h"
28#include "protocol.h"
29#include "signalproxy.h"
30
31class QTimer;
32
33class AuthHandler;
34
35class RemotePeer : public Peer
36{
37 Q_OBJECT
38
39public:
40 // import the virtuals from the baseclass
41 using Peer::handle;
42 using Peer::dispatch;
43
44 RemotePeer(AuthHandler *authHandler, QTcpSocket *socket, Compressor::CompressionLevel level, QObject *parent = 0);
45
46 void setSignalProxy(SignalProxy *proxy);
47
48 virtual Protocol::Type protocol() const = 0;
49 virtual QString protocolName() const = 0;
50 virtual QString description() const;
51 virtual quint16 enabledFeatures() const { return 0; }
52
53 bool isOpen() const;
54 bool isSecure() const;
55 bool isLocal() const;
56
57 int lag() const;
58
59 bool compressionEnabled() const;
60 void setCompressionEnabled(bool enabled);
61
62 QTcpSocket *socket() const;
63
64public slots:
65 void close(const QString &reason = QString());
66
67signals:
68 void transferProgress(int current, int max);
69 void socketError(QAbstractSocket::SocketError error, const QString &errorString);
70 void statusMessage(const QString &msg);
71
72protected:
73 SignalProxy *signalProxy() const;
74
75 void writeMessage(const QByteArray &msg);
76 virtual void processMessage(const QByteArray &msg) = 0;
77
78 // These protocol messages get handled internally and won't reach SignalProxy
79 void handle(const Protocol::HeartBeat &heartBeat);
80 void handle(const Protocol::HeartBeatReply &heartBeatReply);
81 virtual void dispatch(const Protocol::HeartBeat &msg) = 0;
82 virtual void dispatch(const Protocol::HeartBeatReply &msg) = 0;
83
84protected slots:
85 virtual void onSocketStateChanged(QAbstractSocket::SocketState state);
86 virtual void onSocketError(QAbstractSocket::SocketError error);
87
88private slots:
89 void onReadyRead();
90 void onCompressionError(Compressor::Error error);
91
92 void sendHeartBeat();
93 void changeHeartBeatInterval(int secs);
94
95private:
96 bool readMessage(QByteArray &msg);
97
98private:
99 QTcpSocket *_socket;
100 Compressor *_compressor;
101 SignalProxy *_signalProxy;
102 QTimer *_heartBeatTimer;
103 int _heartBeatCount;
104 int _lag;
105 quint32 _msgSize;
106};
107
108#endif
109