<?php

/**

*   Zanby Enterprise Group Family System

*

*    Copyright (C) 2005-2011 Zanby LLC. (http://www.zanby.com)

*

*    This program is free software: you can redistribute it and/or modify

*    it under the terms of the GNU General Public License as published by

*    the Free Software Foundation, either version 3 of the License, or

*    (at your option) any later version.

*

*    This program is distributed in the hope that it will be useful,

*    but WITHOUT ANY WARRANTY; without even the implied warranty of

*    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

*    GNU General Public License for more details.

*

*    You should have received a copy of the GNU General Public License

*    along with this program.  If not, see <http://www.gnu.org/licenses/>.

*

*    To contact Zanby LLC, send email to info@zanby.com.  Our mailing 

*    address is:

*

*            Zanby LLC

*            3611 Farmington Road

*            Minnetonka, MN 55305

*

* @category   Zanby

* @package

* @copyright  Copyright (c) 2005-2011 Zanby LLC. (http://www.zanby.com)

* @license    http://zanby.com/license/     GPL License

* @version    <this will be auto generated>

*/

/**

 * Warecorp FRAMEWORK

 *

 * @package    Warecorp_Group_Simple

 * @copyright  Copyright (c) 2006

 * @author     Halauniou Yauhen

 */



/**

 * Class for File processing

 *

 */

class Warecorp_File_Item

{

    /**

     * check is uploaded file is image

     * @param $fileName - Uploaded file name

     * @param $filePath - path to uploaded file

     * @param bool true/false

     */

    static function isImage($fileName, $filePath)

    {

        //$valid_extension = array("jpg", "jpeg", "gif", "png");

        $valid_extension = Warecorp_File_Enum_Extensions::getInArrayMode(Warecorp_File_Enum_Extensions::IMAGES);



        if (file_exists($filePath)){

            $parts = explode(".", $fileName);

            $extension = strtolower($parts[count($parts)-1]);



            if (in_array($extension, $valid_extension)){

                @$sourceInfo = getimagesize($filePath);

                $format = strtolower(substr($sourceInfo["mime"], strpos($sourceInfo["mime"], '/')+1));

                if (in_array($format, $valid_extension)){

                    return array($sourceInfo[0], $sourceInfo[1]);

                }

            }

        }

        return false;

    }

    

    /**

     * check is uploaded file is video

     * @param $fileName - Uploaded file name

     * @param $filePath - path to uploaded file

     * @param bool true/false

     */

    static function isVideo($fileName, $filePath)

    {

        $valid_extension = Warecorp_File_Enum_Extensions::getInArrayMode(Warecorp_File_Enum_Extensions::VIDEOS);



        if (file_exists($filePath)){

            $parts = explode(".", $fileName);

            $extension = strtolower($parts[count($parts)-1]);



            if (in_array($extension, $valid_extension)){

                if (new ffmpeg_movie($filePath)) return true;

            }

        }

        return false;

    }

        

    /**

     * Проверяет, существует ли файл (файлы), пришедшие для аплоада

     * @param string $nameRegexp - регуляр-соответствие имени

     * @return bool

     */

    static function filesIssetForUpload($nameRegexp = null)

    {

        $isset = false;

        if ( !isset($_FILES) || sizeof($_FILES) == 0 ) return false;

        foreach ( $_FILES as $_name => $_file ) {

            if ( $nameRegexp !== null ) {

                if ( preg_match($nameRegexp, $_name, $match) ) {

                    if ( $_file['name'] != '' && $_file['tmp_name'] != '' ) $isset = true;

                }

            } else {

                if ( $_file['name'] != '' && $_file['tmp_name'] != '' ) $isset = true;

            }

        }

        return $isset;

    }

    /**

     * Upload file

     * @param string $from - full filepath

     * @param string $to - full filepath

     * @return bool - result

     */

    static function uploadFile($from, $to)

    {

        if ( is_uploaded_file($from) ) {

            if ( @move_uploaded_file($from, $to) ) return true;

        }

        return false;

    }

    /**

     * Return extension of file

     * @param string $filename - name or path of file

     * @return string

     */

    static function getFileExt($filename)

    {

        $filename = basename($filename);

        $ext = explode("\.", $filename);

        return ( sizeof($ext) > 1 ) ? strtolower($ext[sizeof($ext) - 1]) : '';

    }

    

    /**

     * Return max file size in bytes

     */

    static function getMaxFileSize()

    {

        $_maxFileSize = 0;

        if (preg_match('/^([0-9]+)([a-zA-Z]*)$/', ini_get('upload_max_filesize'), $matches)) {

            // see http://www.php.net/manual/en/faq.using.php#faq.using.shorthandbytes

            switch (strtoupper($matches['2'])) {

                case 'G':

                    $_maxFileSize = $matches['1'] * 1073741824;

                    break;

                case 'M':

                    $_maxFileSize = $matches['1'] * 1048576;

                    break;

                case 'K':

                    $_maxFileSize = $matches['1'] * 1024;

                    break;

                default:

                    $_maxFileSize = $matches['1'];

            }

        }

        return $_maxFileSize;

    }

}