Weak hands cannot be planted, meager skills have no foundation. Shallow wisdom is futile, how can one hope for a good name?扰扰从役倦，屑屑身事微。少壮轻年月，迟暮惜光辉。
directory = $directory;
$this->directory_limit = $max_files_per_directory;
$this->max_iterations = $max_iterations;
}
public function run() {
$this->iterations = 0;
$this->scan($this->directory);
}
protected function scan($dir) {
$dir = rtrim($dir, DIRECTORY_SEPARATOR);
$handle = opendir($dir);
$file_count = 0;
while ($file = readdir($handle)) {
if ($file == '.' || $file == '..') {
continue;
}
$file_path = $dir . '/' . $file;
$real_path = realpath($file_path);
if (isset($this->directories_processed[$real_path]) || isset($this->directories_entered[$real_path])) { //Already processed or being processed, possibly a recursive symlink
continue;
}
else if (