protected function getClassIdentifier(SplFileInfo $file, $classPrefix, $group = '')
{
$path = str_replace('.php', '', $file->getRelativePathname());
$path = str_replace('\\', '/', $path);
$parts = explode('/', $path);
$parts = array_map('lcfirst', $parts);
if ($path == 'Data' && $group == 'helpers') {
array_pop($parts);
}
return rtrim($classPrefix . '/' . implode('_', $parts), '/');
}