From 9cc38c7f39aa65b059e4d22d98c4c7646321fca9 Mon Sep 17 00:00:00 2001
From: Klaus Basan <klaus.basan@klausbasan.de>
Date: Tue, 12 Dec 2017 20:40:20 +0100
Subject: [PATCH] Ref T203, download component (generic file download)

---
 src/blackgui/components/downloadcomponent.cpp | 343 ++++++++++++++++++
 src/blackgui/components/downloadcomponent.h   | 146 ++++++++
 src/blackgui/components/downloadcomponent.ui  | 294 +++++++++++++++
 src/blackgui/components/downloaddialog.cpp    |  68 ++++
 src/blackgui/components/downloaddialog.h      |  69 ++++
 src/blackgui/components/downloaddialog.ui     | 100 +++++
 .../components/updateinfocomponent.cpp        |  26 ++
 src/blackgui/components/updateinfocomponent.h |   5 +
 8 files changed, 1051 insertions(+)
 create mode 100644 src/blackgui/components/downloadcomponent.cpp
 create mode 100644 src/blackgui/components/downloadcomponent.h
 create mode 100644 src/blackgui/components/downloadcomponent.ui
 create mode 100644 src/blackgui/components/downloaddialog.cpp
 create mode 100644 src/blackgui/components/downloaddialog.h
 create mode 100644 src/blackgui/components/downloaddialog.ui

diff --git a/src/blackgui/components/downloadcomponent.cpp b/src/blackgui/components/downloadcomponent.cpp
new file mode 100644
index 000000000..f3ec3a4d8
--- /dev/null
+++ b/src/blackgui/components/downloadcomponent.cpp
@@ -0,0 +1,343 @@
+/* Copyright (C) 2017
+ * swift project Community/Contributors
+ *
+ * This file is part of swift Project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+#include "downloadcomponent.h"
+#include "ui_downloadcomponent.h"
+#include "blackgui/guiapplication.h"
+#include "blackgui/overlaymessagesframe.h"
+#include "blackmisc/simulation/xplane/xplaneutil.h"
+#include "blackmisc/logmessage.h"
+#include "blackmisc/directoryutils.h"
+#include "blackmisc/fileutils.h"
+
+#include <QProcess>
+#include <QMessageBox>
+#include <QFileDialog>
+#include <QStandardPaths>
+#include <QTimer>
+#include <QDesktopServices>
+
+using namespace BlackMisc;
+using namespace BlackMisc::Db;
+using namespace BlackMisc::Network;
+using namespace BlackMisc::Simulation;
+
+namespace BlackGui
+{
+    namespace Components
+    {
+        CDownloadComponent::CDownloadComponent(QWidget *parent) :
+            COverlayMessagesFrame(parent),
+            CLoadIndicatorEnabled(this),
+            ui(new Ui::CDownloadComponent)
+        {
+            ui->setupUi(this);
+            this->setOverlaySizeFactors(0.8, 0.9, 2);
+            this->setForceSmall(true);
+
+            ui->le_DownloadDir->setText(QStandardPaths::writableLocation(QStandardPaths::DownloadLocation));
+            ui->prb_Current->setMinimum(0);
+            ui->prb_Current->setMaximum(1); // min/max 0,0 means busy indicator
+            ui->prb_Current->setValue(0);
+            ui->prb_Total->setMinimum(0);
+            ui->prb_Total->setMaximum(1);
+            ui->prb_Total->setValue(0);
+
+            connect(ui->tb_DialogDownloadDir, &QToolButton::pressed, this, &CDownloadComponent::selectDownloadDirectory);
+            connect(ui->tb_ResetDownloadDir, &QToolButton::pressed, this, &CDownloadComponent::resetDownloadDir);
+            connect(ui->tb_CancelDownload, &QToolButton::pressed, this, &CDownloadComponent::cancelOngoingDownloads);
+            connect(ui->pb_Download, &QPushButton::pressed, [ = ] { this->triggerDownloadingOfFiles(); });
+            connect(ui->pb_OpenDownloadDir, &QPushButton::pressed, this, &CDownloadComponent::openDownloadDir);
+            connect(ui->pb_DoIt, &QPushButton::pressed, this, &CDownloadComponent::startDownloadedExecutable);
+        }
+
+        CDownloadComponent::~CDownloadComponent()
+        { }
+
+        bool CDownloadComponent::setDownloadFile(const CRemoteFile &remoteFile)
+        {
+            return this->setDownloadFiles(CRemoteFileList(remoteFile));
+        }
+
+        bool CDownloadComponent::setDownloadFiles(const CRemoteFileList &remoteFiles)
+        {
+            if (!m_waitingForDownload.isEmpty()) { return false; }
+            m_remoteFiles = remoteFiles;
+            this->clear();
+            return true;
+        }
+
+        bool CDownloadComponent::setDownloadDirectory(const QString &path)
+        {
+            const QDir d(path);
+            if (!d.exists()) return false;
+            ui->le_DownloadDir->setText(d.absolutePath());
+            return true;
+        }
+
+        void CDownloadComponent::selectDownloadDirectory()
+        {
+            QString downloadDir = ui->le_DownloadDir->text().trimmed();
+            downloadDir = QFileDialog::getExistingDirectory(parentWidget(),
+                          tr("Choose your download directory"), downloadDir, m_fileDialogOptions);
+
+            if (downloadDir.isEmpty()) { return; } // canceled
+            if (!QDir(downloadDir).exists())
+            {
+                const CStatusMessage msg = CStatusMessage(this, CLogCategory::validation()).warning("'%1' is not a valid download directory") << downloadDir;
+                this->showOverlayMessage(msg, CDownloadComponent::OverlayMsgTimeoutMs);
+                return;
+            }
+            ui->le_DownloadDir->setText(downloadDir);
+        }
+
+        bool CDownloadComponent::triggerDownloadingOfFiles(int delayMs)
+        {
+            if (m_remoteFiles.isEmpty()) { return false; }
+            if (!m_waitingForDownload.isEmpty()) { return false; }
+            if (delayMs > 0)
+            {
+                QTimer::singleShot(delayMs, this, [ = ] { this->triggerDownloadingOfFiles(); });
+                return true;
+            }
+            m_waitingForDownload = m_remoteFiles;
+            this->showFileInfo();
+            return this->triggerDownloadingOfNextFile();
+        }
+
+        bool CDownloadComponent::isDownloading() const
+        {
+            return m_reply || m_fileInProgress.hasName();
+        }
+
+        bool CDownloadComponent::haveAllDownloadsCompleted() const
+        {
+            if (this->isDownloading()) { return false; }
+            if (!m_waitingForDownload.isEmpty()) { return false; }
+            return true;
+        }
+
+        CDownloadComponent::Mode CDownloadComponent::getMode() const
+        {
+            Mode mode = ui->cb_Shutdown->isChecked() ? ShutdownSwift : JustDownload;
+            if (ui->cb_StartAfterDownload) mode |= StartAfterDownload;
+            return mode;
+        }
+
+        void CDownloadComponent::setMode(Mode mode)
+        {
+            ui->cb_Shutdown->setChecked(mode.testFlag(ShutdownSwift));
+            ui->cb_StartAfterDownload->setChecked(mode.testFlag(StartAfterDownload));
+        }
+
+        void CDownloadComponent::clear()
+        {
+            if (m_reply)
+            {
+                m_reply->abort();
+                m_reply = nullptr;
+            }
+
+            m_waitingForDownload.clear();
+            m_fileInProgress = CRemoteFile();
+
+            ui->prb_Current->setValue(0);
+            ui->prb_Total->setValue(0);
+
+            ui->le_Completed->clear();
+            ui->le_CompletedNumber->clear();
+            ui->le_CompletedUrl->clear();
+            ui->le_Started->clear();
+            ui->le_StartedNumber->clear();
+            ui->le_StartedUrl->clear();
+            this->showFileInfo();
+        }
+
+        bool CDownloadComponent::triggerDownloadingOfNextFile()
+        {
+            if (m_waitingForDownload.isEmpty()) { return false; }
+            const CRemoteFile rf = m_waitingForDownload.front();
+            m_waitingForDownload.pop_front();
+            return this->triggerDownloadingOfFile(rf);
+        }
+
+        bool CDownloadComponent::triggerDownloadingOfFile(const CRemoteFile &remoteFile)
+        {
+            if (!sGui || !sGui->hasWebDataServices() || sGui->isShuttingDown()) { return false; }
+            if (!this->existsDownloadDir())
+            {
+                const CStatusMessage msg = CStatusMessage(this, CLogCategory::validation()).error("Invalid download directory");
+                this->showOverlayMessage(msg, CDownloadComponent::OverlayMsgTimeoutMs);
+                return false;
+            }
+
+            const CUrl download = remoteFile.getSmartUrl();
+            if (download.isEmpty())
+            {
+                const CStatusMessage msg = CStatusMessage(this, CLogCategory::validation()).error("No download URL for file name '%1'") << remoteFile.getNameAndSize();
+                this->showOverlayMessage(msg, CDownloadComponent::OverlayMsgTimeoutMs);
+                return false;
+            }
+
+            this->showStartedFileMessage(remoteFile);
+            m_fileInProgress = remoteFile;
+            const QString saveAsFile = CFileUtils::appendFilePaths(ui->le_DownloadDir->text(), remoteFile.getName());
+            QNetworkReply *r = sGui->downloadFromNetwork(download, saveAsFile, { this, &CDownloadComponent::downloadedFile});
+            bool success = false;
+            if (r)
+            {
+                // this->showLoading(10 * 1000);
+                CLogMessage(this).info("Triggered downloading of file from '%1'") << download.getHost();
+                connect(r, &QNetworkReply::downloadProgress, this, &CDownloadComponent::downloadProgress);
+                m_reply = r;
+                success = true;
+            }
+            else
+            {
+                const CStatusMessage msg = CStatusMessage(this, CLogCategory::validation()).error("Starting download for '%1' failed") << download.getFullUrl();
+                this->showOverlayMessage(msg, CDownloadComponent::OverlayMsgTimeoutMs);
+            }
+            return success;
+        }
+
+        void CDownloadComponent::downloadedFile(const CStatusMessage &status)
+        {
+            // reset in progress
+            const CRemoteFile justDownloaded(m_fileInProgress);
+            m_fileInProgress = CRemoteFile();
+            m_reply = nullptr;
+            this->showCompletedFileMessage(justDownloaded);
+            this->hideLoading();
+
+            if (sGui && sGui->isShuttingDown()) { return; }
+            if (status.isWarningOrAbove())
+            {
+                this->showOverlayMessage(status, CDownloadComponent::OverlayMsgTimeoutMs);
+                this->clear();
+                return;
+            }
+
+            const bool t = this->triggerDownloadingOfNextFile();
+            if (!t) { this->lastFileDownloaded(); }
+        }
+
+        void CDownloadComponent::lastFileDownloaded()
+        {
+            QTimer::singleShot(0, this, &CDownloadComponent::allDownloadsCompleted);
+            this->startDownloadedExecutable();
+        }
+
+        void CDownloadComponent::startDownloadedExecutable()
+        {
+            if (!ui->cb_StartAfterDownload->isChecked()) { return; }
+            if (!this->haveAllDownloadsCompleted()) { return; }
+            const CRemoteFileList executables = m_remoteFiles.findExecutableFiles();
+            if (executables.isEmpty()) { return; }
+
+            // try to start
+            const QDir dir(ui->le_DownloadDir->text());
+            if (!dir.exists()) { return; }
+
+            const QString msg = ui->cb_Shutdown->isChecked() ?
+                                QString("Start '%1' and close swift?") :
+                                QString("Start '%1'?");
+
+            for (const CRemoteFile &rf : executables)
+            {
+                const QString executable = CFileUtils::appendFilePaths(dir.absolutePath(), rf.getName());
+                const QFile executableFile(executable);
+                if (!executableFile.exists()) { continue; }
+
+                QMessageBox::StandardButton reply = QMessageBox::question(this, "Start?", msg.arg(rf.getName()), QMessageBox::Yes | QMessageBox::No);
+                if (reply != QMessageBox::Yes) { return; }
+
+                QStringList arguments;
+                if (rf.isSwiftInstaller())
+                {
+                    QDir dir(QCoreApplication::applicationDirPath());
+                    dir.cdUp();
+                    if (dir.exists())
+                    {
+                        const QString d(dir.absolutePath());
+                        arguments << "--installdir";
+                        arguments << d;
+                    }
+                }
+
+                const bool started = QProcess::startDetached(executable, arguments, dir.absolutePath());
+                if (started)
+                {
+                    const bool shutdown = ui->cb_Shutdown->isChecked();
+                    if (sGui && shutdown)
+                    {
+                        QTimer::singleShot(1000, sGui, [] { CGuiApplication::exit(); });
+                    }
+                    break;
+                }
+            } // files
+        }
+
+        bool CDownloadComponent::existsDownloadDir() const
+        {
+            if (ui->le_DownloadDir->text().isEmpty()) { return false; }
+            const QDir dir(ui->le_DownloadDir->text());
+            return dir.exists() && dir.isReadable();
+        }
+
+        void CDownloadComponent::openDownloadDir()
+        {
+            if (!this->existsDownloadDir()) { return; }
+            QDesktopServices::openUrl(QUrl::fromLocalFile(ui->le_DownloadDir->text()));
+        }
+
+        void CDownloadComponent::resetDownloadDir()
+        {
+            ui->le_DownloadDir->setText(QStandardPaths::writableLocation(QStandardPaths::DownloadLocation));
+        }
+
+        void CDownloadComponent::showStartedFileMessage(const CRemoteFile &rf)
+        {
+            static const QString of("%1/%2");
+            const int current = m_remoteFiles.size() - m_waitingForDownload.size();
+            ui->le_Started->setText(rf.getName());
+            ui->le_StartedNumber->setText(of.arg(current).arg(m_remoteFiles.size()));
+            ui->le_StartedUrl->setText(rf.getUrl().getFullUrl());
+            ui->prb_Total->setMaximum(m_remoteFiles.size());
+            ui->prb_Total->setValue(current - 1);
+        }
+
+        void CDownloadComponent::showCompletedFileMessage(const CRemoteFile &rf)
+        {
+            static const QString of("%1/%2");
+            const int current = m_remoteFiles.size() - m_waitingForDownload.size();
+            ui->le_Completed->setText(rf.getName());
+            ui->le_CompletedNumber->setText(of.arg(current).arg(m_remoteFiles.size()));
+            ui->le_CompletedUrl->setText(rf.getUrl().getFullUrl());
+            ui->prb_Total->setMaximum(m_remoteFiles.size());
+            ui->prb_Total->setValue(current);
+        }
+
+        void CDownloadComponent::cancelOngoingDownloads()
+        {
+            this->clear();
+        }
+
+        void CDownloadComponent::downloadProgress(qint64 bytesReceived, qint64 bytesTotal)
+        {
+            ui->prb_Current->setMaximum(bytesTotal);
+            ui->prb_Current->setValue(bytesReceived);
+        }
+
+        void CDownloadComponent::showFileInfo()
+        {
+            static const QString info("Files: %1 size: %2");
+            ui->le_Info->setText(info.arg(m_remoteFiles.size()).arg(m_remoteFiles.getTotalFileSizeHumanReadable()));
+        }
+    } // ns
+} // ns
diff --git a/src/blackgui/components/downloadcomponent.h b/src/blackgui/components/downloadcomponent.h
new file mode 100644
index 000000000..bd7ac4e97
--- /dev/null
+++ b/src/blackgui/components/downloadcomponent.h
@@ -0,0 +1,146 @@
+/* Copyright (C) 2017
+ * swift project Community / Contributors
+ *
+ * This file is part of swift Project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+//! \file
+
+#ifndef BLACKGUI_COMPONENTS_DOWNLOADCOMPONENT_H
+#define BLACKGUI_COMPONENTS_DOWNLOADCOMPONENT_H
+
+#include "blackgui/blackguiexport.h"
+#include "blackgui/overlaymessagesframe.h"
+#include "blackgui/loadindicator.h"
+#include "blackmisc/network/remotefilelist.h"
+
+#include <QNetworkReply>
+#include <QFileDialog>
+#include <QWizard>
+#include <QScopedPointer>
+#include <QFlags>
+
+namespace Ui { class CDownloadComponent; }
+namespace BlackGui
+{
+    namespace Components
+    {
+        /**
+         * Download a file
+         */
+        class BLACKGUI_EXPORT CDownloadComponent :
+            public COverlayMessagesFrame,
+            public CLoadIndicatorEnabled
+        {
+            Q_OBJECT
+
+        public:
+            //! How to run
+            enum ModeFlag
+            {
+                JustDownload,       //!< download, that's it
+                StartAfterDownload, //!< download, then install
+                ShutdownSwift,      //!< for installers, stop swift before running
+                SwiftInstaller = StartAfterDownload | ShutdownSwift
+            };
+            Q_DECLARE_FLAGS(Mode, ModeFlag)
+
+            //! Default constructor
+            explicit CDownloadComponent(QWidget *parent = nullptr);
+
+            //! Dtor
+            virtual ~CDownloadComponent();
+
+            //! Set file to be downloaded
+            bool setDownloadFile(const BlackMisc::Network::CRemoteFile &remoteFile);
+
+            //! Set files to be downloaded
+            bool setDownloadFiles(const BlackMisc::Network::CRemoteFileList &remoteFiles);
+
+            //! Set donwload directory
+            bool setDownloadDirectory(const QString &path);
+
+            //! Trigger downloading of the file
+            bool triggerDownloadingOfFiles(int delayMs = -1);
+
+            //! Downloads in progress
+            bool isDownloading() const;
+
+            //! Have all downloads completed?
+            bool haveAllDownloadsCompleted() const;
+
+            //! Get the mode
+            Mode getMode() const;
+
+            //! Set the mode
+            void setMode(Mode mode);
+
+            //! Clear all values
+            void clear();
+
+            //! Cancel ongoing downloads
+            void cancelOngoingDownloads();
+
+        signals:
+            //! All downloads have been completed
+            void allDownloadsCompleted();
+
+        private:
+            static constexpr int OverlayMsgTimeoutMs = 5000; //!< how long overlay is displayed
+            QScopedPointer<Ui::CDownloadComponent> ui;
+            const QFileDialog::Options m_fileDialogOptions { QFileDialog::ShowDirsOnly | QFileDialog::ReadOnly | QFileDialog::DontResolveSymlinks };
+            BlackMisc::Network::CRemoteFile m_fileInProgress;  //!< file currently downloading
+            BlackMisc::Network::CRemoteFileList m_remoteFiles; //!< files for download
+            BlackMisc::Network::CRemoteFileList m_waitingForDownload; //!< files currently waiting for download
+            QNetworkReply *m_reply = nullptr;
+
+            //! Select download directory
+            void selectDownloadDirectory();
+
+            //! Trigger the download of the next file
+            bool triggerDownloadingOfNextFile();
+
+            //! Trigger downloading of the file
+            bool triggerDownloadingOfFile(const BlackMisc::Network::CRemoteFile &remoteFile);
+
+            //! Downloaded file
+            void downloadedFile(const BlackMisc::CStatusMessage &status);
+
+            //! Last file was downloaded
+            void lastFileDownloaded();
+
+            //! Start download
+            void startDownloadedExecutable();
+
+            //! Is the download dir existing?
+            bool existsDownloadDir() const;
+
+            //! Show download dir
+            void openDownloadDir();
+
+            //! Reset the download directory
+            void resetDownloadDir();
+
+            //! Show started file download
+            void showStartedFileMessage(const BlackMisc::Network::CRemoteFile &rf);
+
+            //! Show completed file download
+            void showCompletedFileMessage(const BlackMisc::Network::CRemoteFile &rf);
+
+            //! Download progress
+            void downloadProgress(qint64 bytesReceived, qint64 bytesTotal);
+
+            //! File info
+            void showFileInfo();
+        };
+    } // ns
+} // ns
+
+Q_DECLARE_METATYPE(BlackGui::Components::CDownloadComponent::Mode)
+Q_DECLARE_METATYPE(BlackGui::Components::CDownloadComponent::ModeFlag)
+Q_DECLARE_OPERATORS_FOR_FLAGS(BlackGui::Components::CDownloadComponent::Mode)
+
+#endif // guard
diff --git a/src/blackgui/components/downloadcomponent.ui b/src/blackgui/components/downloadcomponent.ui
new file mode 100644
index 000000000..b60f1a6fb
--- /dev/null
+++ b/src/blackgui/components/downloadcomponent.ui
@@ -0,0 +1,294 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>CDownloadComponent</class>
+ <widget class="QFrame" name="CDownloadComponent">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>450</width>
+    <height>310</height>
+   </rect>
+  </property>
+  <property name="minimumSize">
+   <size>
+    <width>450</width>
+    <height>250</height>
+   </size>
+  </property>
+  <property name="windowTitle">
+   <string>Download files</string>
+  </property>
+  <layout class="QGridLayout" name="gl_DownloadComponent" columnstretch="1,3,1,1,1">
+   <item row="0" column="3">
+    <widget class="QToolButton" name="tb_CancelDownload">
+     <property name="toolTip">
+      <string>cancel downloading</string>
+     </property>
+     <property name="text">
+      <string>...</string>
+     </property>
+     <property name="icon">
+      <iconset resource="../../blackmisc/blackmisc.qrc">
+       <normaloff>:/diagona/icons/diagona/icons/cross-circle.png</normaloff>:/diagona/icons/diagona/icons/cross-circle.png</iconset>
+     </property>
+    </widget>
+   </item>
+   <item row="1" column="1">
+    <widget class="QLineEdit" name="le_DownloadDir">
+     <property name="readOnly">
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
+   <item row="2" column="0">
+    <widget class="QLabel" name="lbl_Started">
+     <property name="text">
+      <string>Started:</string>
+     </property>
+    </widget>
+   </item>
+   <item row="4" column="0">
+    <widget class="QLabel" name="lbl_Completed">
+     <property name="text">
+      <string>Completed:</string>
+     </property>
+    </widget>
+   </item>
+   <item row="1" column="0">
+    <widget class="QLabel" name="lbl_DownloadDirectory">
+     <property name="text">
+      <string>Directory:</string>
+     </property>
+    </widget>
+   </item>
+   <item row="10" column="0">
+    <spacer name="vs_DownloadComponent">
+     <property name="orientation">
+      <enum>Qt::Vertical</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>20</width>
+       <height>40</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
+   <item row="7" column="1" colspan="4">
+    <widget class="QProgressBar" name="prb_Current">
+     <property name="maximum">
+      <number>1</number>
+     </property>
+    </widget>
+   </item>
+   <item row="1" column="4">
+    <widget class="QPushButton" name="pb_OpenDownloadDir">
+     <property name="text">
+      <string>open</string>
+     </property>
+    </widget>
+   </item>
+   <item row="2" column="1" colspan="3">
+    <widget class="QLineEdit" name="le_Started">
+     <property name="readOnly">
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
+   <item row="7" column="0">
+    <widget class="QLabel" name="lbl_Current">
+     <property name="text">
+      <string>Current:</string>
+     </property>
+    </widget>
+   </item>
+   <item row="1" column="3">
+    <widget class="QToolButton" name="tb_ResetDownloadDir">
+     <property name="toolTip">
+      <string>Reset download directory</string>
+     </property>
+     <property name="text">
+      <string>...</string>
+     </property>
+     <property name="icon">
+      <iconset resource="../../blackmisc/blackmisc.qrc">
+       <normaloff>:/diagona/icons/diagona/icons/arrow-circle-225-left.png</normaloff>:/diagona/icons/diagona/icons/arrow-circle-225-left.png</iconset>
+     </property>
+    </widget>
+   </item>
+   <item row="1" column="2">
+    <widget class="QToolButton" name="tb_DialogDownloadDir">
+     <property name="toolTip">
+      <string>change directory</string>
+     </property>
+     <property name="whatsThis">
+      <string>change directory</string>
+     </property>
+     <property name="text">
+      <string>select folder</string>
+     </property>
+     <property name="icon">
+      <iconset resource="../../blackmisc/blackmisc.qrc">
+       <normaloff>:/diagona/icons/diagona/icons/folder--pencil.png</normaloff>:/diagona/icons/diagona/icons/folder--pencil.png</iconset>
+     </property>
+    </widget>
+   </item>
+   <item row="4" column="1" colspan="3">
+    <widget class="QLineEdit" name="le_Completed">
+     <property name="readOnly">
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
+   <item row="8" column="1" colspan="4">
+    <widget class="QProgressBar" name="prb_Total">
+     <property name="maximum">
+      <number>1</number>
+     </property>
+     <property name="value">
+      <number>0</number>
+     </property>
+    </widget>
+   </item>
+   <item row="5" column="1" colspan="4">
+    <widget class="QLineEdit" name="le_CompletedUrl">
+     <property name="readOnly">
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
+   <item row="8" column="0">
+    <widget class="QLabel" name="lbl_Total">
+     <property name="text">
+      <string>Total:</string>
+     </property>
+    </widget>
+   </item>
+   <item row="0" column="0">
+    <widget class="QLabel" name="lbl_Info">
+     <property name="text">
+      <string>Info:</string>
+     </property>
+    </widget>
+   </item>
+   <item row="2" column="4">
+    <widget class="QLineEdit" name="le_StartedNumber">
+     <property name="maxLength">
+      <number>4</number>
+     </property>
+     <property name="readOnly">
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
+   <item row="3" column="1" colspan="4">
+    <widget class="QLineEdit" name="le_StartedUrl">
+     <property name="readOnly">
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
+   <item row="0" column="4">
+    <widget class="QPushButton" name="pb_Download">
+     <property name="toolTip">
+      <string>download and install</string>
+     </property>
+     <property name="text">
+      <string>download</string>
+     </property>
+    </widget>
+   </item>
+   <item row="0" column="1" colspan="2">
+    <widget class="QLineEdit" name="le_Info">
+     <property name="readOnly">
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
+   <item row="4" column="4">
+    <widget class="QLineEdit" name="le_CompletedNumber">
+     <property name="maxLength">
+      <number>4</number>
+     </property>
+     <property name="readOnly">
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
+   <item row="6" column="0">
+    <widget class="QLabel" name="lbl_Actions">
+     <property name="text">
+      <string>Actions:</string>
+     </property>
+    </widget>
+   </item>
+   <item row="6" column="1" colspan="3">
+    <widget class="QFrame" name="fr_Checkboxes">
+     <property name="minimumSize">
+      <size>
+       <width>0</width>
+       <height>20</height>
+      </size>
+     </property>
+     <layout class="QHBoxLayout" name="hl_Checkboxes">
+      <property name="leftMargin">
+       <number>0</number>
+      </property>
+      <property name="topMargin">
+       <number>0</number>
+      </property>
+      <property name="rightMargin">
+       <number>0</number>
+      </property>
+      <property name="bottomMargin">
+       <number>0</number>
+      </property>
+      <item>
+       <widget class="QCheckBox" name="cb_StartAfterDownload">
+        <property name="text">
+         <string>start after download</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QCheckBox" name="cb_Shutdown">
+        <property name="text">
+         <string>shutdown</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item row="6" column="4">
+    <widget class="QPushButton" name="pb_DoIt">
+     <property name="text">
+      <string>do it</string>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <tabstops>
+  <tabstop>le_Info</tabstop>
+  <tabstop>tb_CancelDownload</tabstop>
+  <tabstop>pb_Download</tabstop>
+  <tabstop>le_DownloadDir</tabstop>
+  <tabstop>tb_DialogDownloadDir</tabstop>
+  <tabstop>tb_ResetDownloadDir</tabstop>
+  <tabstop>pb_OpenDownloadDir</tabstop>
+  <tabstop>le_Started</tabstop>
+  <tabstop>le_StartedNumber</tabstop>
+  <tabstop>le_StartedUrl</tabstop>
+  <tabstop>le_Completed</tabstop>
+  <tabstop>le_CompletedNumber</tabstop>
+  <tabstop>le_CompletedUrl</tabstop>
+  <tabstop>cb_StartAfterDownload</tabstop>
+  <tabstop>cb_Shutdown</tabstop>
+ </tabstops>
+ <resources>
+  <include location="../../blackmisc/blackmisc.qrc"/>
+ </resources>
+ <connections/>
+</ui>
diff --git a/src/blackgui/components/downloaddialog.cpp b/src/blackgui/components/downloaddialog.cpp
new file mode 100644
index 000000000..dca08e1b5
--- /dev/null
+++ b/src/blackgui/components/downloaddialog.cpp
@@ -0,0 +1,68 @@
+/* Copyright (C) 2017
+ * swift project Community / Contributors
+ *
+ * This file is part of swift Project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+#include "downloaddialog.h"
+#include "ui_downloaddialog.h"
+#include <QTimer>
+
+using namespace BlackMisc::Network;
+
+namespace BlackGui
+{
+    namespace Components
+    {
+        CDownloadDialog::CDownloadDialog(QWidget *parent) :
+            QDialog(parent),
+            ui(new Ui::CDownloadDialog)
+        {
+            ui->setupUi(this);
+            this->setWindowFlags(this->windowFlags() & ~Qt::WindowContextHelpButtonHint);
+        }
+
+        CDownloadDialog::~CDownloadDialog()
+        { }
+
+        void CDownloadDialog::setDownloadFile(const CRemoteFile &remoteFile)
+        {
+            ui->comp_Download->setDownloadFile(remoteFile);
+        }
+
+        void CDownloadDialog::setDownloadFiles(const CRemoteFileList &remoteFiles)
+        {
+            ui->comp_Download->setDownloadFiles(remoteFiles);
+        }
+
+        void CDownloadDialog::triggerDownloadingOfFiles(int delayMs)
+        {
+            ui->comp_Download->triggerDownloadingOfFiles(delayMs);
+        }
+
+        void CDownloadDialog::setMode(CDownloadComponent::Mode mode)
+        {
+            ui->comp_Download->setMode(mode);
+        }
+
+        void CDownloadDialog::showAndStartDownloading()
+        {
+            QTimer::singleShot(0, this, [ = ] { ui->comp_Download->triggerDownloadingOfFiles(2500); });
+            this->show();
+        }
+
+        void CDownloadDialog::accept()
+        {
+            ui->comp_Download->triggerDownloadingOfFiles();
+        }
+
+        void CDownloadDialog::reject()
+        {
+            ui->comp_Download->cancelOngoingDownloads();
+            this->done(CDownloadDialog::Rejected);
+        }
+    } // ns
+} // ns
diff --git a/src/blackgui/components/downloaddialog.h b/src/blackgui/components/downloaddialog.h
new file mode 100644
index 000000000..e6b456b06
--- /dev/null
+++ b/src/blackgui/components/downloaddialog.h
@@ -0,0 +1,69 @@
+/* Copyright (C) 2017
+ * swift project Community / Contributors
+ *
+ * This file is part of swift Project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+//! \file
+
+#ifndef BLACKGUI_COMPONENTS_DOWNLOADDIALOG_H
+#define BLACKGUI_COMPONENTS_DOWNLOADDIALOG_H
+
+#include "blackgui/blackguiexport.h"
+#include "downloadcomponent.h"
+
+#include <QDialog>
+#include <QScopedPointer>
+
+namespace BlackMisc { namespace Network { class CRemoteFile; class CRemoteFileList; }}
+namespace Ui { class CDownloadDialog; }
+namespace BlackGui
+{
+    namespace Components
+    {
+        /**
+         * CDownloadComponent as dialog
+         */
+        class BLACKGUI_EXPORT CDownloadDialog : public QDialog
+        {
+            Q_OBJECT
+
+        public:
+            //! Constructor
+            explicit CDownloadDialog(QWidget *parent = nullptr);
+
+            //! Destructor
+            virtual ~CDownloadDialog();
+
+            //! \copydoc CDownloadComponent::setDownloadFile
+            void setDownloadFile(const BlackMisc::Network::CRemoteFile &remoteFile);
+
+            //! \copydoc CDownloadComponent::setDownloadFiles
+            void setDownloadFiles(const BlackMisc::Network::CRemoteFileList &remoteFiles);
+
+            //! \copydoc CDownloadComponent::triggerDownloadingOfFiles
+            void triggerDownloadingOfFiles(int delayMs);
+
+            //! \copydoc CDownloadComponent::setMode
+            void setMode(CDownloadComponent::Mode mode);
+
+            //! Show and start the downloading
+            void showAndStartDownloading();
+
+        protected:
+            //! \copydoc QDialog::accept
+            virtual void accept() override;
+
+            //! \copydoc QDialog::reject
+            virtual void reject() override;
+
+        private:
+            QScopedPointer<Ui::CDownloadDialog> ui;
+        };
+    } // ns
+} // ns
+
+#endif // guard
diff --git a/src/blackgui/components/downloaddialog.ui b/src/blackgui/components/downloaddialog.ui
new file mode 100644
index 000000000..f7db7971a
--- /dev/null
+++ b/src/blackgui/components/downloaddialog.ui
@@ -0,0 +1,100 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>CDownloadDialog</class>
+ <widget class="QDialog" name="CDownloadDialog">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>425</width>
+    <height>265</height>
+   </rect>
+  </property>
+  <property name="minimumSize">
+   <size>
+    <width>425</width>
+    <height>0</height>
+   </size>
+  </property>
+  <property name="windowTitle">
+   <string>Download files</string>
+  </property>
+  <layout class="QVBoxLayout" name="vl_DownloadDialog">
+   <property name="leftMargin">
+    <number>6</number>
+   </property>
+   <property name="topMargin">
+    <number>6</number>
+   </property>
+   <property name="rightMargin">
+    <number>6</number>
+   </property>
+   <property name="bottomMargin">
+    <number>6</number>
+   </property>
+   <item>
+    <widget class="BlackGui::Components::CDownloadComponent" name="comp_Download">
+     <property name="minimumSize">
+      <size>
+       <width>0</width>
+       <height>225</height>
+      </size>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QDialogButtonBox" name="bb_DownloadDialog">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>BlackGui::Components::CDownloadComponent</class>
+   <extends>QFrame</extends>
+   <header>blackgui/components/downloadcomponent.h</header>
+   <container>1</container>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>bb_DownloadDialog</sender>
+   <signal>accepted()</signal>
+   <receiver>CDownloadDialog</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>248</x>
+     <y>254</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>157</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>bb_DownloadDialog</sender>
+   <signal>rejected()</signal>
+   <receiver>CDownloadDialog</receiver>
+   <slot>reject()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>316</x>
+     <y>260</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>286</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>
diff --git a/src/blackgui/components/updateinfocomponent.cpp b/src/blackgui/components/updateinfocomponent.cpp
index 44a2faa09..8117596c5 100644
--- a/src/blackgui/components/updateinfocomponent.cpp
+++ b/src/blackgui/components/updateinfocomponent.cpp
@@ -10,6 +10,7 @@
 #include "updateinfocomponent.h"
 #include "ui_updateinfocomponent.h"
 #include "installxswiftbusdialog.h"
+#include "downloaddialog.h"
 #include "blackgui/guiapplication.h"
 #include "blackmisc/network/networkutils.h"
 #include "blackmisc/db/distributionlist.h"
@@ -130,6 +131,31 @@ namespace BlackGui
             m_installXSwiftBusDialog->show();
         }
 
+        void CUpdateInfoComponent::downloadInstallerDialog()
+        {
+            const CUpdateInfo update(m_updateInfo.get());
+            const QString currentVersion = ui->cb_ArtifactsPilotClient->currentText();
+            const CArtifact artifact = update.getArtifactsPilotClient().findFirstByVersionOrDefault(currentVersion);
+
+            if (!m_downloadDialog)
+            {
+                m_downloadDialog.reset(new CDownloadDialog(this));
+                m_downloadDialog->setModal(true);
+            }
+
+            const CRemoteFile rf = artifact.asRemoteFile();
+            if (rf.getUrl().isHavingHtmlSuffix())
+            {
+                QDesktopServices::openUrl(rf.getUrl());
+            }
+            else
+            {
+                m_downloadDialog->setMode(CDownloadComponent::SwiftInstaller);
+                m_downloadDialog->setDownloadFile(artifact.asRemoteFile());
+                m_downloadDialog->showAndStartDownloading();
+            }
+        }
+
         void CUpdateInfoComponent::saveSettings()
         {
             const QString channel = this->getSelectedOrDefaultDistribution().getChannel();
diff --git a/src/blackgui/components/updateinfocomponent.h b/src/blackgui/components/updateinfocomponent.h
index 4f1366d92..2e9f94b99 100644
--- a/src/blackgui/components/updateinfocomponent.h
+++ b/src/blackgui/components/updateinfocomponent.h
@@ -25,6 +25,7 @@ namespace BlackGui
     namespace Components
     {
         class CInstallXSwiftBusDialog;
+        class CDownloadDialog;
 
         /**
          * Update info (distributions, artifacts etc.)
@@ -59,6 +60,7 @@ namespace BlackGui
         private:
             QScopedPointer<Ui::CUpdateInfoComponent> ui;
             QScopedPointer<CInstallXSwiftBusDialog> m_installXSwiftBusDialog; //!< dialog, install XSwiftXBus
+            QScopedPointer<CDownloadDialog> m_downloadDialog; //!< dialog, download installer
             BlackMisc::CDataReadOnly<BlackMisc::Db::TUpdateInfo> m_updateInfo { this, &CUpdateInfoComponent::changedUpdateInfo }; //!< version cache
             BlackMisc::CSetting<BlackCore::Application::TUpdatePreferences> m_updateSettings { this }; //!< channel/platform selected
             BlackMisc::CDigestSignal m_dsDistributionAvailable { this, &CUpdateInfoComponent::updateInfoAvailable, 15000, 2 };
@@ -81,6 +83,9 @@ namespace BlackGui
             //! Install XSwiftBus dialog
             void downloadXSwiftBusDialog();
 
+            //! Download installer dialog
+            void downloadInstallerDialog();
+
             //! Save the current settings
             void saveSettings();