<?php
/*
 * CKFinder
 * ========
 * http://ckfinder.com
 * Copyright (C) 2007-2011, CKSource - Frederico Knabben. All rights reserved.
 *
 * The software, this file and its contents are subject to the CKFinder
 * License. Please read the license.txt file before using, installing, copying,
 * modifying or distribute this file or part of its contents. The contents of
 * this file is part of the Source Code of CKFinder.
 */
if (!defined('IN_CKFINDER')) exit;

/**
 * @package CKFinder
 * @subpackage CommandHandlers
 * @copyright CKSource - Frederico Knabben
 */

/**
 * Include base XML command handler
 */
require_once CKFINDER_CONNECTOR_LIB_DIR . "/CommandHandler/XmlCommandHandlerBase.php";

/**
 * Handle CreateFolder command
 *
 * @package CKFinder
 * @subpackage CommandHandlers
 * @copyright CKSource - Frederico Knabben
 */
class CKFinder_Connector_CommandHandler_CreateFolder extends CKFinder_Connector_CommandHandler_XmlCommandHandlerBase
{
        /**
         * Command name
         *
         * @access private
         * @var string
         */
        private $command = "CreateFolder";

        /**
         * handle request and build XML
         * @access protected
         *
         */
        protected function buildXml()
        {
                if (empty($_POST['CKFinderCommand']) || $_POST['CKFinderCommand'] != 'true') {
                        $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_REQUEST);
                }

                $_config =& CKFinder_Connector_Core_Factory::getInstance("Core_Config");
                if (!$this->_currentFolder->checkAcl(CKFINDER_CONNECTOR_ACL_FOLDER_CREATE)) {
                        $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_UNAUTHORIZED);
                }

                $_resourceTypeConfig = $this->_currentFolder->getResourceTypeConfig();
                $sNewFolderName = isset($_GET["NewFolderName"]) ? $_GET["NewFolderName"] : "";
                $sNewFolderName = CKFinder_Connector_Utils_FileSystem::convertToFilesystemEncoding($sNewFolderName);
                if ($_config->forceAscii()) {
                        $sNewFolderName = CKFinder_Connector_Utils_FileSystem::convertToAscii($sNewFolderName);
                }

                if (!CKFinder_Connector_Utils_FileSystem::checkFileName($sNewFolderName) || $_resourceTypeConfig->checkIsHiddenFolder($sNewFolderName)) {
                        $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_NAME);
                }

                $sServerDir = CKFinder_Connector_Utils_FileSystem::combinePaths($this->_currentFolder->getServerPath(), $sNewFolderName);
                if (!is_writeable($this->_currentFolder->getServerPath())) {
                        $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_ACCESS_DENIED);
                }

                $bCreated = false;

                if (file_exists($sServerDir)) {
                        $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_ALREADY_EXIST);
                }

                if ($perms = $_config->getChmodFolders()) {
                        $oldUmask = umask(0);
                        $bCreated = @mkdir($sServerDir, $perms);
                        umask($oldUmask);
                }
                else {
                        $bCreated = @mkdir($sServerDir);
                }

                if (!$bCreated) {
                        $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_ACCESS_DENIED);
                } else {
                        $oNewFolderNode = new Ckfinder_Connector_Utils_XmlNode("NewFolder");
                        $this->_connectorNode->addChild($oNewFolderNode);
                        $oNewFolderNode->addAttribute("name", CKFinder_Connector_Utils_FileSystem::convertToConnectorEncoding($sNewFolderName));
                }
        }
}
