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authhandler.h
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20 
21 #ifndef AUTHHANDLER_H
22 #define AUTHHANDLER_H
23 
24 #include <QTcpSocket>
25 
26 #include "protocol.h"
27 
28 class Peer;
29 
30 class AuthHandler : public QObject
31 {
32  Q_OBJECT
33 
34 public:
35  AuthHandler(QObject *parent = 0);
36 
37  QTcpSocket *socket() const;
38 
39  bool isLocal() const;
40 
41  virtual void handle(const Protocol::RegisterClient &) { invalidMessage(); }
42  virtual void handle(const Protocol::ClientDenied &) { invalidMessage(); }
43  virtual void handle(const Protocol::ClientRegistered &) { invalidMessage(); }
44  virtual void handle(const Protocol::SetupData &) { invalidMessage(); }
45  virtual void handle(const Protocol::SetupFailed &) { invalidMessage(); }
46  virtual void handle(const Protocol::SetupDone &) { invalidMessage(); }
47  virtual void handle(const Protocol::Login &) { invalidMessage(); }
48  virtual void handle(const Protocol::LoginFailed &) { invalidMessage(); }
49  virtual void handle(const Protocol::LoginSuccess &) { invalidMessage(); }
50  virtual void handle(const Protocol::SessionState &) { invalidMessage(); }
51 
52  // fallback for unknown types, will trigger an error
53  template<class T>
54  void handle(const T &) { invalidMessage(); }
55 
56 public slots:
57  void close();
58 
59 signals:
60  void disconnected();
61  void socketError(QAbstractSocket::SocketError error, const QString &errorString);
62 
63 protected:
64  void setSocket(QTcpSocket *socket);
65 
66 protected slots:
67  virtual void onSocketError(QAbstractSocket::SocketError error);
68  virtual void onSocketDisconnected();
69 
70 private:
71  void invalidMessage();
72 
73  QTcpSocket *_socket; // FIXME: should be a QSharedPointer? -> premature disconnect before the peer has taken over
75 };
76 
77 #endif