Fixed double copying of media items.

Refactored downloader for local files.

src/board/UBBoardController.cpp

@@ -594,7 +594,7 @@ UBGraphicsItem *UBBoardController::duplicateItem(UBItem *item)
                 sourceUrl = mitem->mediaFileUrl();
                 downloadURL(sourceUrl, srcFile, itemPos, QSize(itemSize.width(), itemSize.height()), false, false);    
             }
-        }break;
+        }return NULL; // async operation
 
     case UBMimeType::VectorImage:
         {

src/frameworks/UBFileSystemUtils.cpp

@@ -859,24 +859,26 @@ QString UBFileSystemUtils::readTextFile(QString path)
 }
 
 
-UBCopyThread::UBCopyThread(QObject *parent)
+
+UBAsyncLocalFileDownloader::UBAsyncLocalFileDownloader(sDownloadFileDesc desc, QObject *parent)
     : QThread(parent)
+    , mDesc(desc)
 {
+
 }
 
-void UBCopyThread::download(const sDownloadFileDesc &desc)
+
+void UBAsyncLocalFileDownloader::download()
 {
-    if (!QFile::exists(QUrl(desc.srcUrl).toLocalFile())) {
-        qDebug() << "file" << desc.srcUrl << "does not present in fs";
+    if (!QFile::exists(QUrl(mDesc.srcUrl).toLocalFile())) {
+        qDebug() << "file" << mDesc.srcUrl << "does not present in fs";
         return;
     }
 
-    mDesc = desc;
-
     start();
 }
 
-void UBCopyThread::run()
+void UBAsyncLocalFileDownloader::run()
 {
 
     QString mimeType = UBFileSystemUtils::mimeTypeFromFileName(mDesc.srcUrl);
@@ -906,25 +908,5 @@ void UBCopyThread::run()
     if (mDesc.originalSrcUrl.isEmpty())
         mDesc.originalSrcUrl = mDesc.srcUrl;
 
-    emit finished(mTo, mDesc.originalSrcUrl);
-}
-
-
-UBAsyncLocalFileDownloader::UBAsyncLocalFileDownloader(sDownloadFileDesc desc, QObject *parent)
-    : QObject(parent)
-    , mDesc(desc)
-{
-
-}
-
-void UBAsyncLocalFileDownloader::download()
-{
-    UBCopyThread *cpThread = new UBCopyThread(this); // possible memory leak. Delete helper at signal_asyncCopyFinished() handler
-    connect(cpThread, SIGNAL(finished(QString, QString)), this, SLOT(slot_asyncCopyFinished(QString, QString)));
-    cpThread->download(mDesc);
-}
-
-void UBAsyncLocalFileDownloader::slot_asyncCopyFinished(QString srcUrl, QString contentUrl)
-{
-    emit signal_asyncCopyFinished(mDesc.id, !srcUrl.isEmpty(), QUrl::fromLocalFile(srcUrl), QUrl::fromLocalFile(contentUrl), "", NULL, mDesc.pos, mDesc.size, mDesc.isBackground);
+    emit signal_asyncCopyFinished(mDesc.id, !mTo.isEmpty(), QUrl::fromLocalFile(mTo), QUrl::fromLocalFile(mDesc.originalSrcUrl), "", NULL, mDesc.pos, mDesc.size, mDesc.isBackground);
 }

src/frameworks/UBFileSystemUtils.h

@@ -23,17 +23,19 @@
 
 #include "core/UBDownloadManager.h"
 
-class UBCopyThread : public QThread
+class UBAsyncLocalFileDownloader : public QThread
 {
     Q_OBJECT
 public:
-    explicit UBCopyThread(QObject *parent = 0);
+    UBAsyncLocalFileDownloader(sDownloadFileDesc desc, QObject *parent = 0);
 
-    void download(const sDownloadFileDesc &desc);
+    void download();    
     void run();
 
 signals:
     void finished(QString srcUrl, QString resUrl);
+    void signal_asyncCopyFinished(int id, bool pSuccess, QUrl sourceUrl, QUrl contentUrl, QString pContentTypeHeader, QByteArray pData, QPointF pPos, QSize pSize, bool isBackground);
+
 
 private:
     sDownloadFileDesc mDesc;
@@ -41,26 +43,6 @@ private:
     QString mTo;
 };
 
-class UBAsyncLocalFileDownloader : public QObject
-{
-    Q_OBJECT
-
-public:
-    UBAsyncLocalFileDownloader(sDownloadFileDesc desc, QObject *parent = 0);
-
-    void download();
-
-public slots:
-    void slot_asyncCopyFinished(QString srcUrl, QString resUrl);
-
-signals:
-    void signal_asyncCopyFinished(int id, bool pSuccess, QUrl sourceUrl, QUrl contentUrl, QString pContentTypeHeader, QByteArray pData, QPointF pPos, QSize pSize, bool isBackground);
-
-private:
-    QString mFrom;
-    QString mTo;
-    sDownloadFileDesc mDesc;
-};
 
 class QuaZipFile;
 class UBProcessingProgressListener;