Qt 5.6 | Qt Network | Torrent Example | trackerclient.h Example File

Qt 5.6.2 Reference Documentation

# trackerclient.h Example File

torrent/trackerclient.h

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      #ifndef TRACKERCLIENT_H
      #define TRACKERCLIENT_H

      #include <QByteArray>
      #include <QList>
      #include <QObject>
      #include <QHostAddress>
      #include <QNetworkAccessManager>
      #include <QNetworkReply>
      #include <QAuthenticator>

      #include "metainfo.h"
      #include "torrentclient.h"

      class TorrentClient;

      class TrackerClient : public QObject
      {
          Q_OBJECT

      public:
          explicit TrackerClient(TorrentClient *downloader, QObject *parent = 0);

          void start(const MetaInfo &info);
          void stop();
          void startSeeding();

      signals:
          void connectionError(QNetworkReply::NetworkError error);

          void failure(const QString &reason);
          void warning(const QString &message);
          void peerListUpdated(const QList<TorrentPeer> &peerList);

          void uploadCountUpdated(qint64 newUploadCount);
          void downloadCountUpdated(qint64 newDownloadCount);

          void stopped();

      protected:
          void timerEvent(QTimerEvent *event) Q_DECL_OVERRIDE;

      private slots:
          void fetchPeerList();
          void httpRequestDone(QNetworkReply *reply);
          void provideAuthentication(QNetworkReply *reply, QAuthenticator *auth);

      private:
          TorrentClient *torrentDownloader;

          int requestInterval;
          int requestIntervalTimer;
          QNetworkAccessManager http;
          MetaInfo metaInfo;
          QByteArray trackerId;
          QList<TorrentPeer> peers;
          qint64 uploadedBytes;
          qint64 downloadedBytes;
          qint64 length;
          QString uname;
          QString pwd;

          bool firstTrackerRequest;
          bool lastTrackerRequest;
          bool firstSeeding;
      };

      #endif