<?php
  
  /**
   * ownCloud - Updater plugin
   *
   * @author Victor Dubiniuk
   * @copyright 2013 Victor Dubiniuk victor.dubiniuk@gmail.com
   *
   * This file is licensed under the Affero General Public License version 3 or
   * later.
   */
  
  namespace OCA\Updater;
  
  \OCP\JSON::checkAdminUser();
  \OCP\JSON::callCheck();
  
  // Prevent directory traversal
  $file = basename(
  	@$_GET["filename"]
  );
  if (strlen($file)<3) {
  	exit;
  }
  
  $filename = App::getBackupBase() . $file;
  
  Helper::removeIfExists($filename);