shogodev / argilla

	public function tree($hash='', $deep=0, $exclude='') {

		$path = $hash ? $this->decode($hash) : $this->root;

		if (($dir = $this->stat($path)) == false || $dir['mime'] != 'directory') {

			return false;

		}

		$dirs = $this->gettree($path, $deep > 0 ? $deep -1 : $this->treeDeep-1, $exclude ? $this->decode($exclude) : null);

		array_unshift($dirs, $dir);

	 * @author Dmitry (dio) Levashov

	 **/

	public function open($hash) {

		if (($file = $this->file($hash)) == false

		|| $file['mime'] == 'directory') {

			return false;

		}

		return $this->_fopen($this->decode($hash), 'rb');

	}