public function uploadLanguageFile($file)
{
$filename = $file->getClientOriginalName();
$extension = $file->getClientOriginalExtension();
if ($extension == '') {
$filename = $filename . '.zip';
}
$full_filename = $this->temp_path . $filename;
File::exists($full_filename) && File::delete($full_filename);
$uploadSuccess = $file->move($this->temp_path, $filename);
return $filename;
}