src/client/clienttransfer.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-2018 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 #include <QFile>
  22
  23 #include "clienttransfer.h"
  24
  25 ClientTransfer::ClientTransfer(const QUuid &uuid, QObject *parent)
  26     : Transfer(uuid, parent),
  27     _file(nullptr)
  28 {
  29     connect(this, &Transfer::statusChanged, this, &ClientTransfer::onStatusChanged);
  30 }
  31
  32
  33 quint64 ClientTransfer::transferred() const
  34 {
  35     if (status() == Status::Completed)
  36         return fileSize();
  37
  38     return _file ? _file->size() : 0;
  39 }
  40
  41
  42 void ClientTransfer::cleanUp()
  43 {
  44     if (_file) {
  45         _file->close();
  46         _file->deleteLater();
  47         _file = nullptr;
  48     }
  49 }
  50
  51
  52 QString ClientTransfer::savePath() const
  53 {
  54     return _savePath;
  55 }
  56
  57
  58 void ClientTransfer::accept(const QString &savePath) const
  59 {
  60     _savePath = savePath;
  61     PeerPtr ptr = nullptr;
  62     REQUEST_OTHER(requestAccepted, ARG(ptr));
  63     emit accepted();
  64 }
  65
  66
  67 void ClientTransfer::reject() const
  68 {
  69     PeerPtr ptr = nullptr;
  70     REQUEST_OTHER(requestRejected, ARG(ptr));
  71     emit rejected();
  72 }
  73
  74
  75 void ClientTransfer::dataReceived(PeerPtr, const QByteArray &data)
  76 {
  77     // TODO: proper error handling (relay to core)
  78     if (!_file) {
  79         _file = new QFile(_savePath, this);
  80         if (!_file->open(QFile::WriteOnly|QFile::Truncate)) {
  81             qWarning() << Q_FUNC_INFO << "Could not open file:" << _file->errorString();
  82             return;
  83         }
  84     }
  85
  86     if (!_file->isOpen())
  87         return;
  88
  89     if (_file->write(data) < 0) {
  90         qWarning() << Q_FUNC_INFO << "Could not write to file:" << _file->errorString();
  91         return;
  92     }
  93
  94     emit transferredChanged(transferred());
  95 }
  96
  97
  98 void ClientTransfer::onStatusChanged(Transfer::Status status)
  99 {
 100     switch(status) {
 101         case Status::Completed:
 102             if (_file)
 103                 _file->close();
 104             break;
 105         case Status::Failed:
 106             if (_file)
 107                 _file->remove();
 108             break;
 109         default:
 110             ;
 111     }
 112 }