big upgrades to upgrade system

app/pylocal/gamedata.py

@@ -85,6 +85,19 @@ class GameVFSHandler(object):
             osfs_dest.makedirs(pth_file.parent.as_posix(), recreate=True)
             fs.copy.copy_file(self.vfs, filepath, dest, filepath)
             return (pth_dest / filepath).as_posix()
+        
+    def copy_dir(self, dirpath, dest=None):
+        if not dest:
+            self.osfs_temp.makedirs(pathlib.Path(dirpath).parent.as_posix(), recreate=True)
+            fs.copy.copy_dir(self.vfs, dirpath, self.osfs_temp, dirpath)
+            return self.pth_temp / dirpath
+        else:
+            pth_dest = pathlib.Path(dest)
+            pth_file = pathlib.Path(dirpath)
+            osfs_dest = fs.osfs.OSFS(dest)
+            osfs_dest.makedirs(pth_file.parent.as_posix(), recreate=True)
+            fs.copy.copy_dir(self.vfs, dirpath, dest, dirpath)
+            return (pth_dest / dirpath).as_posix()
 
 ## \brief Primary VFS handler.
 #  \internal