public function folder($path, $recursive = false, $types = null)
{
$dirs = $files = array();
if (is_dir($path)) {
$cut = strlen($path);
$regex = $types ? '/^.+\\.(' . $types . ')$/i' : false;
$dir = new RecursiveDirectoryIterator($path, RecursiveDirectoryIterator::SKIP_DOTS);
if ($recursive) {
$dir = new RecursiveIteratorIterator($dir, RecursiveIteratorIterator::SELF_FIRST, RecursiveIteratorIterator::CATCH_GET_CHILD);
if (is_int($recursive)) {
$dir->setMaxDepth($recursive);
}
}
foreach ($dir as $file) {
$path = str_replace('\\', '/', substr($file->getRealpath(), $cut));
if ($file->isDir()) {
if (iterator_count($dir->getChildren()) === 0) {
rmdir($file->getRealpath());
// might as well do some garbage collection while we are at it
} else {
$dirs[] = $path;
}
} elseif ($types !== false) {
if ($regex) {
if (preg_match($regex, $file->getFilename())) {
$files[] = $path;
}
} else {
$files[] = $path;
}
}
}
}
return array($dirs, $files);
}