<?php
error_reporting(E_ALL | E_NOTICE);
class Dir
{
	private $filetype = array();
	private $root;
	private $deny = array();
	private $files = array();
	
	public function setRoot ($var)
	{
		$this->root = $var;
	}
	
	public function denyFolder ($var)
	{
		$this-> deny = $var;
	}
	
	public function setFiletype ($var)
	{
		$this-> filetype = $var;
	}
	
	public function startSearch()
	{
		$this -> doNavigate();
		if ($this->files)
		{
			return $this->files;
		}
		else
		{
			return false;
		}
	}
	
	private function doNavigate()
	{
		$sort = array();
		
		if ($handle = opendir($this->root))
		{
			while ($found = readdir($handle))
			{
				if ($found != '.' && $found != '..')
				{
					$sort[] = $this->root . '/' . $found;
				}
			}
			//print_r($sort); 
	
			if (sizeof($sort) > 0)
			{
				natcasesort($sort);
				foreach ($sort as $var)
				{
					if (is_dir($var))
					{
						$this->setFolder($var);
						$this->doNavigate();
					}
					else if (is_file($var))
					{
						$this->setFile($var);
					}
				}
			}
			closedir($handle);
		}
	}
	
	private function setFolder ($folder)
	{
		if (!$this->checkFolder($folder))
		{
			$this->root = $folder;
		}
	}
	
	private function checkFolder($folder)
	{
		foreach ($this->deny as $forbidden)
		{
			$tmp = explode('/', $folder);
			if ($tmp[count($tmp) -1] == $forbidden)
			{
				return true;
			}
		}
	}
	
	private function setFile($file)
	{
		if ($this->checkFiletype($file))
		{
			$filesize = filesize($file);
			$filetime = filemtime($file);
			$mark = strrpos($file, "/");
			$path = substr($file, 0, $mark);
			$file = substr($file, $mark + 1);
			$this->files[] = array(
									'path' => $path,
									'file' => $file,
									'size' => $filesize,
									'time' => $filetime
									);
		}
	}
	
	private function checkFiletype($file)
	{
		foreach ($this-> filetype as $valid)
		{
			if (substr($file, -4) == $valid)
			{
				return true;
			}
		}
	}
}
$root = $_SERVER['DOCUMENT_ROOT'].'/testDir';
$folder = array('privat', 'tracker', 'phpMyAdmin');
$filetype = array('.htm','.php');
$dir = new Dir;
$dir -> setRoot($root);
$dir = denyFolder($folder); // <-----  ta samaja 129. stroka
$dir = setFiletype($filetype);
$result = $dir -> startSearch();
print_r($result);
?>

$dir->denyFolder($folder);
$dir->setFiletype($filetype);