1 /*
2  *  Copyright (c) 2016 Boudewijn Rempt <boud@valdyas.org>
3  *
4  *  This program is free software; you can redistribute it and/or modify
5  *  it under the terms of the GNU General Public License as published by
6  *  the Free Software Foundation; either version 2 of the License, or
7  *  (at your option) any later version.
8  *
9  *  This program is distributed in the hope that it will be useful,
10  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
11  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  *  GNU General Public License for more details.
13  *
14  *  You should have received a copy of the GNU General Public License
15  *  along with this program; if not, write to the Free Software
16  *  Foundation, Inc., 51 Franklin Street, Fifth Floor,
17  * Boston, MA 02110-1301, USA.
18  */
19 #include "KisRemoteFileFetcher.h"
20 
21 #include <QApplication>
22 #include <QMessageBox>
23 
24 #include <klocalizedstring.h>
25 
KisRemoteFileFetcher(QObject * parent)26 KisRemoteFileFetcher::KisRemoteFileFetcher(QObject *parent)
27     : QObject(parent)
28     , m_request(0)
29     , m_reply(0)
30 {
31 }
32 
~KisRemoteFileFetcher()33 KisRemoteFileFetcher::~KisRemoteFileFetcher()
34 {
35     delete m_request;
36     delete m_reply;
37 }
38 
fetchFile(const QUrl & remote,QIODevice * io)39 bool KisRemoteFileFetcher::fetchFile(const QUrl &remote, QIODevice *io)
40 {
41     Q_ASSERT(!remote.isLocalFile());
42 
43     QNetworkAccessManager *manager = new QNetworkAccessManager(this);
44     m_request = new QNetworkRequest(remote);
45     m_request->setRawHeader("User-Agent", QString("Krita-%1").arg(qApp->applicationVersion()).toUtf8());
46     m_reply = manager->get(*m_request);
47     connect(m_reply, SIGNAL(error(QNetworkReply::NetworkError)), this, SLOT(error(QNetworkReply::NetworkError)));
48     connect(m_reply, SIGNAL(finished()), &m_loop, SLOT(quit()));
49 
50     // Wait until done
51     m_loop.exec();
52 
53     if (m_reply->error() != QNetworkReply::NoError) {
54         QMessageBox::critical(0, i18nc("@title:window", "Krita"), QString("Could not download %1: %2").arg(remote.toDisplayString()).arg(m_reply->errorString()), QMessageBox::Ok);
55         return false;
56     }
57 
58     if (!io->isOpen()) {
59         io->open(QIODevice::WriteOnly);
60     }
61     io->write(m_reply->readAll());
62     io->close();
63 
64     return true;
65 
66 }
67 
downloadProgress(qint64,qint64)68 void KisRemoteFileFetcher::downloadProgress(qint64 /*bytesReceived*/, qint64 /*bytesTotal*/)
69 {
70     //qDebug() << "bytesReceived" << bytesReceived << "bytesTotal" << bytesTotal;
71 }
72 
error(QNetworkReply::NetworkError error)73 void KisRemoteFileFetcher::error(QNetworkReply::NetworkError error)
74 {
75     Q_UNUSED(error);
76 
77     qDebug() << "error" << m_reply->errorString();
78     m_loop.quit();
79 }
80