<?php

/*

 * CKFinder

 * ========

 * http://ckfinder.com

 * Copyright (C) 2007-2009, 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.

 */



/**

 * @package CKFinder

 * @subpackage CommandHandlers

 * @copyright CKSource - Frederico Knabben

 */



/**

 * Include base XML command handler

 */

require_once CKFINDER_CONNECTOR_LIB_DIR . "/CommandHandler/XmlCommandHandlerBase.php";



/**

 * Handle GetFiles command

 *

 * @package CKFinder

 * @subpackage CommandHandlers

 * @copyright CKSource - Frederico Knabben

 */

class CKFinder_Connector_CommandHandler_GetFiles extends CKFinder_Connector_CommandHandler_XmlCommandHandlerBase

{

    /**

     * Command name

     *

     * @access private

     * @var string

     */

    var $command = "GetFiles";



    /**

     * build XML

     * @access protected

     *

     */

    function buildXml()

    {

        $_config =& CKFinder_Connector_Core_Factory::getInstance("Core_Config");

        if (!$this->_currentFolder->checkAcl(CKFINDER_CONNECTOR_ACL_FILE_VIEW)) {

            $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_UNAUTHORIZED);

        }



        // Map the virtual path to the local server path.

        $_sServerDir = $this->_currentFolder->getServerPath();



        // Create the "Files" node.

        $oFilesNode = new Ckfinder_Connector_Utils_XmlNode("Files");

        $this->_connectorNode->addChild($oFilesNode);



        if (!is_dir($_sServerDir)) {

            $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_FOLDER_NOT_FOUND);

        }



        $files = array();

        $thumbFiles = array();



        if ($dh = @opendir($_sServerDir)) {

            while (($file = readdir($dh)) !== false) {

                if ($file != "." && $file != ".." && !is_dir($_sServerDir . $file)) {

                    $files[] = $file;

                }

            }

            closedir($dh);

        } else {

            $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_ACCESS_DENIED);

        }



        $resourceTypeInfo = $this->_currentFolder->getResourceTypeConfig();



        if (sizeof($files)>0) {

            $_thumbnailsConfig = $_config->getThumbnailsConfig();

            $_thumbServerPath = '';

            $_showThumbs = (!empty($_GET['showThumbs']) && $_GET['showThumbs'] == 1);

            if ($_thumbnailsConfig->getIsEnabled() && ($_thumbnailsConfig->getDirectAccess() || $_showThumbs)) {

                $_thumbServerPath = $this->_currentFolder->getThumbsServerPath();

            }



            natcasesort($files);

            $i=0;

            foreach ($files as $file) {

                $filemtime = @filemtime($_sServerDir . $file);



                //otherwise file doesn't exist or we can't get it's filename properly

                if ($filemtime !== false) {

                    $filename = CKFinder_Connector_Utils_Misc::mbBasename($file);

                    if (!$resourceTypeInfo->checkExtension($filename, false)) {

                        continue;

                    }

                    if ($resourceTypeInfo->checkIsHiddenFile($filename)) {

                        continue;

                    }

                    $oFileNode[$i] = new Ckfinder_Connector_Utils_XmlNode("File");

                    $oFilesNode->addChild($oFileNode[$i]);

                    $oFileNode[$i]->addAttribute("name", CKFinder_Connector_Utils_FileSystem::convertToConnectorEncoding(CKFinder_Connector_Utils_Misc::mbBasename($file)));

                    $oFileNode[$i]->addAttribute("date", date("YmdHi", $filemtime));

                    if (!empty($_thumbServerPath) && preg_match(CKFINDER_REGEX_IMAGES_EXT, $filename)) {

                        if (file_exists($_thumbServerPath . $filename)) {

                            $oFileNode[$i]->addAttribute("thumb", $filename);

                        }

                        elseif ($_showThumbs) {

                            $oFileNode[$i]->addAttribute("thumb", "?" . $filename);

                        }

                    }

                    $size = filesize($_sServerDir . $file);

                    if ($size && $size<1024) {

                        $size = 1;

                    }

                    else {

                        $size = (int)round($size / 1024);

                    }

                    $oFileNode[$i]->addAttribute("size", $size);

                    $i++;

                }

            }

        }

    }

}