fixed some issues where copying a page could result on images loss

src/core/UBPersistenceManager.cpp

@@ -50,6 +50,11 @@
 #include "adaptors/UBThumbnailAdaptor.h"
 #include "adaptors/UBMetadataDcSubsetAdaptor.h"
 
+#include "domain/UBGraphicsMediaItem.h"
+#include "domain/UBGraphicsWidgetItem.h"
+#include "domain/UBGraphicsPixmapItem.h"
+#include "domain/UBGraphicsSvgItem.h"
+
 #include "board/UBBoardController.h"
 #include "board/UBBoardPaletteManager.h"
 
@@ -694,6 +699,77 @@ void UBPersistenceManager::duplicateDocumentScene(UBDocumentProxy* proxy, int in
 
     copyPage(proxy, index , index + 1);
 
+    //TODO: write a proper way to handle object on disk
+    UBGraphicsScene *scene = loadDocumentScene(proxy, index + 1);
+
+    foreach(QGraphicsItem* item, scene->items())
+    {
+        UBGraphicsMediaItem *mediaItem = qgraphicsitem_cast<UBGraphicsMediaItem*> (item);
+
+        if (mediaItem){
+            QString source = mediaItem->mediaFileUrl().toLocalFile();
+            QString destination = source;
+            QUuid newUuid = QUuid::createUuid();
+            QString fileName = QFileInfo(source).completeBaseName();
+            destination = destination.replace(fileName,newUuid.toString());
+            QFile::copy(source,destination);
+            mediaItem->setMediaFileUrl(QUrl::fromLocalFile(destination));
+            continue;
+        }
+
+        UBGraphicsWidgetItem* widget = qgraphicsitem_cast<UBGraphicsWidgetItem*>(item);
+        if(widget){
+            QUuid newUUid = QUuid::createUuid();
+            QString newUUidString = newUUid.toString().remove("{").remove("}");
+            QString actualUuidString = widget->uuid().toString().remove("{").remove("}");
+
+            QString widgetSourcePath = proxy->persistencePath() + "/" + UBPersistenceManager::widgetDirectory + "/{" + actualUuidString + "}.wgt";
+            QString screenshotSourcePath = proxy->persistencePath() + "/" +  UBPersistenceManager::widgetDirectory + "/" + actualUuidString + ".png";
+
+            QString widgetDestinationPath = widgetSourcePath;
+            widgetDestinationPath = widgetDestinationPath.replace(actualUuidString,newUUidString);
+            QString screenshotDestinationPath = screenshotSourcePath;
+            screenshotDestinationPath = screenshotDestinationPath.replace(actualUuidString,newUUidString);
+
+            UBFileSystemUtils::copyDir(widgetSourcePath,widgetDestinationPath);
+            QFile::copy(screenshotSourcePath,screenshotDestinationPath);
+
+            widget->setUuid(newUUid);
+
+            widget->widgetUrl(QUrl::fromLocalFile(widgetDestinationPath));
+
+            continue;
+        }
+
+        UBGraphicsPixmapItem* pixmapItem = qgraphicsitem_cast<UBGraphicsPixmapItem*>(item);
+        if(pixmapItem){
+            QString source = proxy->persistencePath() + "/" +  UBPersistenceManager::imageDirectory + "/" + pixmapItem->uuid().toString() + ".png";
+            QString destination = source;
+            QUuid newUuid = QUuid::createUuid();
+            QString fileName = QFileInfo(source).completeBaseName();
+            destination = destination.replace(fileName,newUuid.toString());
+            QFile::copy(source,destination);
+            pixmapItem->setUuid(newUuid);
+            continue;
+        }
+
+        UBGraphicsSvgItem* svgItem = qgraphicsitem_cast<UBGraphicsSvgItem*>(item);
+        if(svgItem){
+            QString source = proxy->persistencePath() + "/" +  UBPersistenceManager::imageDirectory + "/" + svgItem->uuid().toString() + ".svg";
+            QString destination = source;
+            QUuid newUuid = QUuid::createUuid();
+            QString fileName = QFileInfo(source).completeBaseName();
+            destination = destination.replace(fileName,newUuid.toString());
+            QFile::copy(source,destination);
+            svgItem->setUuid(newUuid);
+            continue;
+        }
+
+    }
+    scene->setModified(true);
+
+    persistDocumentScene(proxy,scene, index + 1);
+
     proxy->incPageCount();
 
     emit documentSceneCreated(proxy, index + 1);

src/document/UBDocumentController.cpp

@@ -1433,6 +1433,7 @@ void UBDocumentTreeView::dropEvent(QDropEvent *event)
             return;
         }
 
+        int count = 0;
         int total = ubMime->items().size();
         QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
 
@@ -1442,8 +1443,50 @@ void UBDocumentTreeView::dropEvent(QDropEvent *event)
             int fromIndex = sourceItem.sceneIndex();
             int toIndex = targetDocProxy->pageCount();            
 
-            UBPersistenceManager::persistenceManager()->copyDocumentScene(fromProxy, fromIndex,
-                                                                          targetDocProxy, toIndex);
+            count++;
+
+            UBApplication::applicationController->showMessage(tr("Copying page %1/%2").arg(count).arg(total), true);
+
+            // TODO UB 4.x Move following code to some controller class
+            UBGraphicsScene *scene = UBPersistenceManager::persistenceManager()->loadDocumentScene(sourceItem.documentProxy(), sourceItem.sceneIndex());
+            if (scene)
+            {
+                UBGraphicsScene* sceneClone = scene->sceneDeepCopy();
+
+                UBDocumentProxy *targetDocProxy = docModel->proxyForIndex(targetIndex);
+
+                foreach (QUrl relativeFile, scene->relativeDependencies())
+                {
+                    QString source = scene->document()->persistencePath() + "/" + relativeFile.toString();
+                    QString target = targetDocProxy->persistencePath() + "/" + relativeFile.toString();
+
+                    QString sourceDecoded = scene->document()->persistencePath() + "/" + relativeFile.toString(QUrl::DecodeReserved);
+                    QString targetDecoded = targetDocProxy->persistencePath() + "/" + relativeFile.toString(QUrl::DecodeReserved);
+
+                    if(QFileInfo(source).isDir())
+                        UBFileSystemUtils::copyDir(source,target);
+                    else{
+                        QFileInfo fi(targetDecoded);
+                        QDir d = fi.dir();
+                        d.mkpath(d.absolutePath());
+                        QFile::copy(sourceDecoded, targetDecoded);
+                    }
+                }
+
+                UBPersistenceManager::persistenceManager()->insertDocumentSceneAt(targetDocProxy, sceneClone, targetDocProxy->pageCount());
+
+                QString thumbTmp(fromProxy->persistencePath() + UBFileSystemUtils::digitFileFormat("/page%1.thumbnail.jpg", fromIndex));
+                QString thumbTo(targetDocProxy->persistencePath() + UBFileSystemUtils::digitFileFormat("/page%1.thumbnail.jpg", toIndex));
+
+                QFile::remove(thumbTo);
+                QFile::copy(thumbTmp, thumbTo);
+
+                Q_ASSERT(QFileInfo(thumbTmp).exists());
+                Q_ASSERT(QFileInfo(thumbTo).exists());
+                const QPixmap *pix = new QPixmap(thumbTmp);
+                UBDocumentController *ctrl = UBApplication::documentController;
+                ctrl->addPixmapAt(pix, toIndex);
+                ctrl->TreeViewSelectionChanged(ctrl->firstSelectedTreeIndex(), QModelIndex());
             }
 
             QApplication::restoreOverrideCursor();
@@ -1451,6 +1494,8 @@ void UBDocumentTreeView::dropEvent(QDropEvent *event)
 
             docModel->setHighLighted(QModelIndex());
         }
+
+    }
     else
     {
         if(targetIsInTrash)