<?php

// ---------------------------------------------------------------------------

// Image Validator by Alfred Reinold Baudisch<alfred_baudisch@hotmail.com>

// Copyright © 2003, 2004 AuriumSoft - www.auriumsoft.com.br

// ---------------------------------------------------------------------------

// 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 2 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, write to the Free Software

// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

// ---------------------------------------------------------------------------



/**

* Common functions to file manipulation

*

* @author Alfred Reinold Baudisch<alfred_baudisch@hotmail.com>

* @since Jan 19, 2004

* @package Files

*/

class files

{

    /**

    * GetFileList

    *

    * Creates an array with a list of files of a given dir. 

    * You can choice specific types of files or all files of the dir.

    *

    * @param string $directory The dir name that have the files you want

    * to create the filelist

    * @param mixed $type File types that will be added to the list. That can be:

    * images, pages, videos or docs. Default is all files of the dir.

    * @param boolean $print_list For debugging

    * @return array

    * @access public

    * @since Nov 11, 2003

    */

    function get_file_list($directory, $type = "img_creation", $print_list = false)

    {

        // Checks the dir

        if(!is_dir($directory))

        {

            $this->_error("Invalid Directory: " . $diretorio, E_USER_ERROR);

        }

        

        // File types regex

        Switch($type)

        {

            Case "img_creation":

                $types_regex = "jpeg|jpg|png";

            break;



            Case "img":

                $types_regex = "gif|jpeg|jpg|png|bmp";

            break;



            Case "pag":

                $types_regex = "txt|htm|html|php|asp|aspx";

            break;



            Case "vid":

                $types_regex = "avi|swf|mpg|mpeg|wmv|asx|mov";

            break;



            Case "doc":

                $types_regex = "txt|doc|rtf|xsl";

            break;



            Default:

                $types_regex = false;

        }

        

        // Open dir handle

        if(!$dir_handle = @opendir($directory))

        {

            $this->_error("I couldn't open the dir: " . $directory, E_USER_ERROR);

        }

        

        // Initilization of the list array

        $file_list = array();

        

        // Starts dir navigation

        while (false !== ($file = @readdir($dir_handle)))

        { 

            if ($file == "." || $file == "..")

            { 

                continue;

            }

            

            // The list will be generate with specific types, according to the regex

            if($types_regex)

            {

                if(eregi( "\.(" . $types_regex . ")$", $file))

                {

                    $file_list[] = $file;

                }

            }



            // The list will be generate with all dir's files

            else

            {

                // Add only files to the list

                if(is_file($directory . $file))

                {

                    $file_list[] = $file;

                }

            }

        }

        

        // Close dir handle

        @closedir($dir_handle);

        

        // Has no files in the dir

        if(!sizeof($file_list))

        {

            $this->_error("The directory: " . $directory . " is empty!", E_USER_NOTICE);

        }



        // If debugging...

        if($print_list)

        {

            echo "<pre>";

            print_r($file_list);

            echo "</pre>";

        }

        

        // Returns file list

        return $file_list;

    }



    /**

    * Prints errors messages

    *

    * @param string $mensagem The error message

    * @param integer $tipo Error type

    * @access private

    * @since Jan 19, 2004

    */

	function _error($mensagem, $tipo)

	{

        if($tipo == E_USER_ERROR)

        {

            $topo = "Error!";

        }

        else

        {

            $topo = "Notification";

        }



        echo "<span style=\"background-color: #FFD7D7\"><font face=verdana size=2><font color=red><b>" . $topo . "</b></font>: " . $mensagem . "</font></span><br><br>";



        if($tipo == E_USER_ERROR)

        {

            exit;

        }

	}

}

?>