<?php


/**


 * Magento


 *


 * NOTICE OF LICENSE


 *


 * This source file is subject to the Open Software License (OSL 3.0)


 * that is bundled with this package in the file LICENSE.txt.


 * It is also available through the world-wide-web at this URL:


 * http://opensource.org/licenses/osl-3.0.php


 * If you did not receive a copy of the license and are unable to


 * obtain it through the world-wide-web, please send an email


 * to license@magentocommerce.com so we can send you a copy immediately.


 *


 * DISCLAIMER


 *


 * Do not edit or add to this file if you wish to upgrade Magento to newer


 * versions in the future. If you wish to customize Magento for your


 * needs please refer to http://www.magentocommerce.com for more information.


 *


 * @category    Mage


 * @package     Mage_Core


 * @copyright   Copyright (c) 2011 Magento Inc. (http://www.magentocommerce.com)


 * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)


 */








/**


 * Directory database storage model class


 *


 * @category    Mage


 * @package     Mage_Core


 * @author      Magento Core Team <core@magentocommerce.com>


 */


class Mage_Core_Model_File_Storage_Directory_Database extends Mage_Core_Model_File_Storage_Database_Abstract


{


    /**


     * Prefix of model events names


     *


     * @var string


     */


    protected $_eventPrefix = 'core_file_storage_directory_database';





    /**


     * Collect errors during sync process


     *


     * @var array


     */


    protected $_errors = array();





    /**


     * Class construct


     *


     * @param string $databaseConnection


     */


    public function __construct($connectionName = null)


    {


        $this->_init('core/file_storage_directory_database');





        parent::__construct($connectionName);


    }





    /**


     * Load object data by path


     *


     * @param  string $path


     * @return Mage_Core_Model_File_Storage_Directory_Database


     */


    public function loadByPath($path)


    {


        /**


         * Clear model data


         * addData() is used because it's needed to clear only db storaged data


         */


        $this->addData(


            array(


                'directory_id'  => null,


                'name'          => null,


                'path'          => null,


                'upload_time'   => null,


                'parent_id'     => null


            )


        );





        $this->_getResource()->loadByPath($this, $path);


        return $this;


    }





    /**


     * Check if there was errors during sync process


     *


     * @return bool


     */


    public function hasErrors()


    {


        return !empty($this->_errors);


    }





    /**


     * Retrieve directory parent id


     *


     * @return int


     */


    public function getParentId()


    {


        if (!$this->getData('parent_id')) {


            $parentId = $this->_getResource()->getParentId($this->getPath());


            if (empty($parentId)) {


                $parentId = null;


            }





            $this->setData('parent_id', $parentId);


        }





        return $parentId;


    }





    /**


     * Create directories recursively


     *


     * @param  string $path


     * @return Mage_Core_Model_File_Storage_Directory_Database


     */


    public function createRecursive($path)


    {


        $directory = Mage::getModel('core/file_storage_directory_database')->loadByPath($path);





        if (!$directory->getId()) {


            $dirName = basename($path);


            $dirPath = dirname($path);





            if ($dirPath != '.') {


                $parentDir = $this->createRecursive($dirPath);


                $parentId = $parentDir->getId();


            } else {


                $dirPath = '';


                $parentId = null;


            }





            $directory->setName($dirName);


            $directory->setPath($dirPath);


            $directory->setParentId($parentId);


            $directory->save();


        }





        return $directory;


    }





    /**


     * Export directories from storage


     *


     * @param  int $offset


     * @param  int $count


     * @return bool


     */


    public function exportDirectories($offset = 0, $count = 100)


    {


        $offset = ((int) $offset >= 0) ? (int) $offset : 0;


        $count  = ((int) $count >= 1) ? (int) $count : 1;





        $result = $this->_getResource()->exportDirectories($offset, $count);





        if (empty($result)) {


            return false;


        }





        return $result;


    }





    /**


     * Import directories to storage


     *


     * @param  array $dirs


     * @return Mage_Core_Model_File_Storage_Directory_Database


     */


    public function importDirectories($dirs)


    {


        if (!is_array($dirs)) {


            return $this;


        }





        $dateSingleton = Mage::getSingleton('core/date');


        foreach ($dirs as $dir) {


            if (!is_array($dir) || !isset($dir['name']) || !strlen($dir['name'])) {


                continue;


            }





            try {


                $directory = Mage::getModel(


                    'core/file_storage_directory_database',


                    array('connection' => $this->getConnectionName())


                );


                $directory->setPath($dir['path']);





                $parentId = $directory->getParentId();


                if ($parentId || $dir['path'] == '') {


                    $directory->setName($dir['name']);


                    $directory->setUploadTime($dateSingleton->date());


                    $directory->save();


                } else {


                    Mage::throwException(Mage::helper('core')->__('Parent directory does not exist: %s', $dir['path']));


                }


            } catch (Exception $e) {


                Mage::logException($e);


            }


        }





        return $this;


    }





    /**


     * Clean directories at storage


     *


     * @return Mage_Core_Model_File_Storage_Directory_Database


     */


    public function clearDirectories()


    {


        $this->_getResource()->clearDirectories();


        return $this;


    }





    /**


     * Return subdirectories


     *


     * @param string $directory


     * @return mixed


     */


    public function getSubdirectories($directory)


    {


        $directory = Mage::helper('core/file_storage_database')->getMediaRelativePath($directory);





        return $this->_getResource()->getSubdirectories($directory);


    }





    /**


     * Delete directory from database


     *


     * @param string $path


     * @return Mage_Core_Model_File_Storage_Directory_Database


     */


    public function deleteDirectory($dirPath)


    {


        $dirPath = Mage::helper('core/file_storage_database')->getMediaRelativePath($dirPath);


        $name = basename($dirPath);


        $path = dirname($dirPath);





        if ('.' == $path) {


            $path = '';


        }





        $this->_getResource()->deleteDirectory($name, $path);





        return $this;


    }


}