<?php
###############################
#                             #
#     File Upload module      #
#                             #
#    Author: Alex Honeywell   #
#                             #
###############################
#                             #
#   Last updated 01-02-2006   #
#                             #
###############################

// Changes since last major version
/* 2.0 */
# Revised - Everything

define( "fileUpload_VERSION", 2.0 );

class file_uploader {

    var $tmp_name;
    var $file;
    var $size;
    var $ext;
    
    var $dir;
    var $max_size = 0;
    var $extensions = array();
    var $error;
    var $lang = array();

    function file_uploader()
    {
        $this->lang['no_file']      = "No file was specified.";
        $this->lang['invald_ext']   = "The file does not have an accepted extension.";
        $this->lang['size']         = "The file is larger than the allowed file size.";
        $this->lang['err_upload']   = "An error occured while uploading the file. Please try again.";
    }
    function validExtension()
    {
        if ( in_array( $this->ext, $this->extensions ) )
            return true;

        $this->error = $this->lang['invald_ext'];
        return false;
    }
    function validSize()
    {
        if ( $this->tmp_name )
        {
            if ( $this->size <= $this->max_size )
                return true;
                
            $this->error = $this->lang['size'];
            return false;
            
        }
        
        $this->error = $this->lang['err_upload'];
        return false;
    }
    function exists()
    {
        
        return false;
    }     
    function upload( $file )
    {   
        if ( !is_array( $file ) )
        {
            $this->error = $this->lang['no_file'];
            return false;
        }
        
        $this->tmp_name = trim( $file['tmp_name'] );
        $this->file = trim( strtolower( $file['name'] ) );
        $this->ext = ltrim( strtolower( strchr( $this->file, "." ) ), '.' );
        $this->size = filesize( $this->tmp_name );
        
        if ( $this->exists() || !$this->validSize() || !$this->validExtension() )
            return false;

        if ( is_uploaded_file( $this->tmp_name ) )
            if ( copy( $this->tmp_name, $this->dir . $this->file ) )
                return true;
        
        return false;
    }
}

?>