display the downloaded size in QgsFileDownloaderDialog

python/core/core_auto.sip

@@ -313,6 +313,7 @@
 %Include qgsfieldmodel.sip
 %Include qgsfieldproxymodel.sip
 %Include qgsfiledownloader.sip
+%Include qgsfileutils.sip
 %Include qgsfeaturefiltermodel.sip
 %Include qgsgeometryvalidator.sip
 %Include qgsgml.sip

python/core/qgsfileutils.sip

@@ -0,0 +1,38 @@
+/************************************************************************
+ * This file has been generated automatically from                      *
+ *                                                                      *
+ * src/core/qgsfileutils.h                                              *
+ *                                                                      *
+ * Do not edit manually ! Edit header and run scripts/sipify.pl again   *
+ ************************************************************************/
+
+
+
+
+class QgsFileUtils
+{
+%Docstring
+ Class for file utilities.
+.. versionadded:: 3.0
+%End
+
+%TypeHeaderCode
+#include "qgsfileutils.h"
+%End
+  public:
+
+    static QString representFileSize( qint64 bytes );
+%Docstring
+ Return the human size from bytes
+ :rtype: str
+%End
+
+};
+
+/************************************************************************
+ * This file has been generated automatically from                      *
+ *                                                                      *
+ * src/core/qgsfileutils.h                                              *
+ *                                                                      *
+ * Do not edit manually ! Edit header and run scripts/sipify.pl again   *
+ ************************************************************************/

src/analysis/processing/qgsalgorithmfiledownloader.cpp

@@ -17,6 +17,7 @@
 
 #include "qgsalgorithmfiledownloader.h"
 #include "qgsfiledownloader.h"
+#include "qgsfileutils.h"
 #include <QEventLoop>
 #include <QFileInfo>
 #include <QTimer>
@@ -110,30 +111,14 @@ void QgsFileDownloaderAlgorithm::sendProgressFeedback()
 
 void QgsFileDownloaderAlgorithm::receiveProgressFromDownloader( qint64 bytesReceived, qint64 bytesTotal )
 {
-  mReceived = humanSize( bytesReceived );
+  mReceived = QgsFileUtils::representFileSize( bytesReceived );
   if ( bytesTotal > 0 )
   {
     if ( mTotal.isEmpty() )
-      mTotal = humanSize( bytesTotal );
+      mTotal = QgsFileUtils::representFileSize( bytesTotal );
 
     mFeedback->setProgress( ( bytesReceived * 100 ) / bytesTotal );
   }
 }
 
-QString QgsFileDownloaderAlgorithm::humanSize( qint64 bytes )
-{
-  QStringList list;
-  list << "KB" << "MB" << "GB" << "TB";
-
-  QStringListIterator i( list );
-  QString unit( "bytes" );
-
-  while ( bytes >= 1024.0 && i.hasNext() )
-  {
-    unit = i.next();
-    bytes /= 1024.0;
-  }
-  return QString( "%1 %2" ).arg( QString::number( bytes ) ).arg( unit );
-}
-
 ///@endcond

src/analysis/processing/qgsalgorithmfiledownloader.h

@@ -54,7 +54,6 @@ class QgsFileDownloaderAlgorithm : public QgsProcessingAlgorithm, public QObject
     QString mLastReport;
     void reportErrors( QStringList errors );
     void receiveProgressFromDownloader( qint64 bytesReceived, qint64 bytesTotal );
-    static QString humanSize( qint64 bytes );
     void sendProgressFeedback();
 };
 

src/core/CMakeLists.txt

@@ -186,6 +186,7 @@ SET(QGIS_CORE_SRCS
   qgsfieldproxymodel.cpp
   qgsfields.cpp
   qgsfiledownloader.cpp
+  qgsfileutils.cpp
   qgsfontutils.cpp
   qgsgeometrysimplifier.cpp
   qgsgeometryvalidator.cpp
@@ -601,6 +602,7 @@ SET(QGIS_CORE_MOC_HDRS
   qgsfieldmodel.h
   qgsfieldproxymodel.h
   qgsfiledownloader.h
+  qgsfileutils.h
   qgsfeaturefiltermodel.h
   qgsfeaturefiltermodel_p.h
   qgsgeometryvalidator.h

src/core/qgsfileutils.cpp

@@ -0,0 +1,18 @@
+#include "qgsfileutils.h"
+#include <QObject>
+
+QString QgsFileUtils::representFileSize( qint64 bytes )
+{
+  QStringList list;
+  list << QObject::tr( "KB" ) << QObject::tr( "MB" ) << QObject::tr( "GB" ) << QObject::tr( "TB" );
+
+  QStringListIterator i( list );
+  QString unit = QObject::tr( "bytes" );
+
+  while ( bytes >= 1024.0 && i.hasNext() )
+  {
+    unit = i.next();
+    bytes /= 1024.0;
+  }
+  return QString( "%1 %2" ).arg( QString::number( bytes ), unit );
+}

src/core/qgsfileutils.h

@@ -0,0 +1,40 @@
+/***************************************************************************
+                             qgsfileutils.h
+                             ---------------------------
+    begin                : November 2017
+    copyright            : (C) 2017 by Etienne Trimaille
+    email                : etienne dot trimaille 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) any later version.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
+#ifndef QGSFILEUTILS_H
+#define QGSFILEUTILS_H
+
+#include "qgis.h"
+
+/**
+ * \ingroup core
+ * \class QgsFileUtils
+ * \brief Class for file utilities.
+ * \since QGIS 3.0
+ */
+class CORE_EXPORT QgsFileUtils
+{
+  public:
+
+    /**
+     * Return the human size from bytes
+     */
+    static QString representFileSize( qint64 bytes );
+
+};
+
+#endif // QGSFILEUTILS_H

src/gui/qgsfiledownloaderdialog.cpp

@@ -15,10 +15,12 @@
 
 #include "qgsfiledownloaderdialog.h"
 #include "qgsfiledownloader.h"
+#include "qgsfileutils.h"
 #include <QMessageBox>
 
 QgsFileDownloaderDialog::QgsFileDownloaderDialog( const QUrl &url, const QString &outputFileName, const QString &authcfg )
-  : mDownloader( new QgsFileDownloader( url, outputFileName, authcfg, true ) )
+  : mOutputFileName( outputFileName ),
+    mDownloader( new QgsFileDownloader( url, outputFileName, authcfg, true ) )
 {
   setWindowTitle( tr( "Download" ) );
   setLabelText( tr( "Downloading %1." ).arg( outputFileName ) );
@@ -46,5 +48,6 @@ void QgsFileDownloaderDialog::onDownloadProgress( qint64 bytesReceived, qint64 b
 {
   setMaximum( bytesTotal );
   setValue( bytesReceived );
+  setLabelText( tr( "Downloading %1 of %2 %3." ).arg( QgsFileUtils::representFileSize( bytesReceived ), QgsFileUtils::representFileSize( bytesTotal ), mOutputFileName ) );
 }
 

src/gui/qgsfiledownloaderdialog.h

@@ -66,6 +66,7 @@ class GUI_EXPORT QgsFileDownloaderDialog : public QProgressDialog
 
   private:
 
+    QString mOutputFileName;
     QgsFileDownloader *mDownloader = nullptr;
 
 };