Ref T118, utility functions support multiple directories

src/blackmisc/directoryutils.cpp

@@ -358,6 +358,16 @@ namespace BlackMisc
         return !dir.isEmpty();
     }
 
+    QStringList CDirectoryUtils::getExistingUnemptyDirectories(const QStringList &directories)
+    {
+        QStringList dirs;
+        for (const QString &dir : directories)
+        {
+            if (existsUnemptyDirectory(dir)) { dirs << dir; }
+        }
+        return dirs;
+    }
+
     QSet<QString> CDirectoryUtils::fileNamesToQSet(const QFileInfoList &fileInfoList)
     {
         QSet<QString> sl;

src/blackmisc/directoryutils.h

@@ -115,6 +115,9 @@ namespace BlackMisc
         //! Exists directory and does it contains files
         static bool existsUnemptyDirectory(const QString &testDir);
 
+        //! Get the existing directories
+        static QStringList getExistingUnemptyDirectories(const QStringList &directories);
+
         //! Result of directory comparison
         struct DirComparison
         {

src/blackmisc/fileutils.cpp

@@ -367,6 +367,16 @@ namespace BlackMisc
         return f.arg(filePath);
     }
 
+    QStringList CFileUtils::fixWindowsUncPaths(const QStringList &filePaths)
+    {
+        QStringList fixedPaths;
+        for (const QString &path : filePaths)
+        {
+            fixedPaths << fixWindowsUncPath(path);
+        }
+        return fixedPaths;
+    }
+
     QString CFileUtils::humanReadableFileSize(qint64 size)
     {
         // from https://stackoverflow.com/a/30958189/356726

src/blackmisc/fileutils.h

@@ -134,6 +134,9 @@ namespace BlackMisc
         //! \remark On Windows starting with "/" means an UNC path, on UNIX it varies, see http://unix.stackexchange.com/a/12291/19428
         static QString fixWindowsUncPath(const QString &filePath);
 
+        //! Fix UNC file paths
+        static QStringList fixWindowsUncPaths(const QStringList &filePaths);
+
         //! Human readable (GB, MB, ..) file size
         static QString humanReadableFileSize(qint64 size);
     };