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authorAndrea Diamantini <adjam7@gmail.com>2011-05-26 00:12:01 +0200
committerAndrea Diamantini <adjam7@gmail.com>2011-05-26 00:12:01 +0200
commit47bd57b5027f0fe34a6619d3d1902a9e67a16673 (patch)
treee02b667975eef3d35efa3ab325a67279065ff32e /src/downloaditem.cpp
parentFixes the size of a tab preview to a constant size, decorate it a bit (diff)
downloadrekonq-47bd57b5027f0fe34a6619d3d1902a9e67a16673.tar.xz
Adding DownloadManager class, following Pierre and Benjamin code changes.
First step in the introduction of the new rekonq pages
Diffstat (limited to 'src/downloaditem.cpp')
-rw-r--r--src/downloaditem.cpp168
1 files changed, 168 insertions, 0 deletions
diff --git a/src/downloaditem.cpp b/src/downloaditem.cpp
new file mode 100644
index 00000000..d1f8ec9e
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+++ b/src/downloaditem.cpp
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+/* ============================================================
+*
+* This file is a part of the rekonq project
+*
+* Copyright (C) 2008-2010 by Andrea Diamantini <adjam7 at gmail dot com>
+* Copyright (C) 2011 by Pierre Rossi <pierre dot rossi at gmail dot com>
+*
+*
+* This program is free software; you can redistribute it and/or
+* modify it under the terms of the GNU General Public License as
+* published by the Free Software Foundation; either version 2 of
+* the License or (at your option) version 3 or any later version
+* accepted by the membership of KDE e.V. (or its successor approved
+* by the membership of KDE e.V.), which shall act as a proxy
+* defined in Section 14 of version 3 of the license.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program. If not, see <http://www.gnu.org/licenses/>.
+*
+* ============================================================ */
+
+
+// Self includes
+#include "downloaditem.h"
+#include "downloaditem.moc"
+
+// Qt Includes
+#include <QDBusInterface>
+#include <QTimer>
+
+// KDE Includes
+#include <KIconLoader>
+#include <KJob>
+#include <KMimeType>
+#include <KUrl>
+
+
+DownloadItem::DownloadItem(const QString &srcUrl, const QString &destUrl, const QDateTime &d, QObject *parent)
+ : QObject(parent)
+ , m_srcUrlString(srcUrl)
+ , m_destUrl(KUrl(destUrl))
+ , m_dateTime(d)
+ , m_shouldAbort(false)
+{
+}
+
+
+QString DownloadItem::fileDirectory() const
+{
+ return (QL1S("file://") + m_destUrl.directory());
+}
+
+
+QString DownloadItem::fileName() const
+{
+ return m_destUrl.fileName();
+}
+
+
+QString DownloadItem::destinationUrl() const
+{
+ return m_destUrl.url(KUrl::RemoveTrailingSlash);
+}
+
+
+QString DownloadItem::icon() const
+{
+ KIconLoader *loader = KIconLoader::global();
+ QString iconForMimeType = KMimeType::iconNameForUrl(m_destUrl);
+ return (QL1S("file://") + loader->iconPath(iconForMimeType, KIconLoader::Desktop));
+}
+
+
+// update progress for the plain KIO::Job backend
+void DownloadItem::updateProgress(KJob *job, unsigned long value)
+{
+ if (m_shouldAbort)
+ job->kill(KJob::EmitResult);
+ emit downloadProgress(value);
+}
+
+
+// emit downloadFinished signal in KJob case
+void DownloadItem::onFinished(KJob *job)
+{
+ if (!job->error())
+ emit downloadProgress(100);
+ emit downloadFinished(!job->error());
+}
+
+
+// sets up progress handling for the KGet backend
+void DownloadItem::setKGetTransferDbusPath(const QString &path)
+{
+ m_kGetPath = path;
+ QTimer *updateTimer = new QTimer(this);
+ updateTimer->setInterval(300);
+ updateTimer->setSingleShot(false);
+ connect(updateTimer, SIGNAL(timeout()), SLOT(updateProgress()));
+ updateTimer->start();
+}
+
+
+/*
+* update progress (polling in KGet case)
+*
+* Notes for KGet dbus interface:
+* status values:
+* - 0 running
+* - 2 stopped
+* - 4 finished
+*/
+void DownloadItem::updateProgress()
+{
+ if (m_kGetPath.isEmpty())
+ return;
+ QDBusInterface kgetTransfer(QL1S("org.kde.kget"), m_kGetPath, QL1S("org.kde.kget.transfer"));
+ if (!kgetTransfer.isValid())
+ return;
+ // Fetch percent from DBus
+ QDBusMessage percentRes = kgetTransfer.call(QL1S("percent"));
+ if (percentRes.arguments().isEmpty())
+ return;
+ bool ok = false;
+ const int percent = percentRes.arguments().first().toInt(&ok);
+ if (!ok)
+ return;
+ // Fetch status from DBus
+ QDBusMessage statusRes = kgetTransfer.call(QL1S("status"));
+ if (statusRes.arguments().isEmpty())
+ return;
+ ok = false;
+ const int status = statusRes.arguments().first().toInt(&ok);
+ if (!ok)
+ return;
+ emit downloadProgress(percent);
+ // TODO: expose resume if stopped
+ // special case for status 2 will come later when we have a way to support resume.
+ if (percent == 100 || status == 4 || status == 2) {
+ emit downloadFinished(true);
+ QTimer *timer = qobject_cast<QTimer *>(sender());
+ if (timer)
+ timer->stop();
+ }
+}
+
+
+void DownloadItem::abort() const
+{
+ if (!m_kGetPath.isEmpty())
+ {
+ QDBusInterface kgetTransfer(QL1S("org.kde.kget"), m_kGetPath, QL1S("org.kde.kget.transfer"));
+ if (kgetTransfer.isValid())
+ kgetTransfer.call(QL1S("stop"));
+ }
+ else
+ {
+ // using KIO::JOB, kill at the next update :)
+ m_shouldAbort = true;
+ }
+}
+
+// TODO: ability to remove single items from the page...