PHP Classes

File: UploadedFile.php

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  Classes of Emre Hasegeli   Uploaded File   UploadedFile.php   Download  
File: UploadedFile.php
Role: Class source
Content type: text/plain
Description: The base class
Class: Uploaded File
Process files uploaded using Web forms
Author: By
Last change: Revised.
Date: 15 years ago
Size: 2,915 bytes
 

Contents

Class file image Download
<?php
/**
 * Uploaded File Class
 *
 * @author Emre Hasegeli
 */

require_once 'interface/File.php';

class
UploadedFile implements iFile
{
    private
$formInputName;
    protected
$name;
    protected
$extension;
    protected
$size;

    public function
__construct($formInputName, $name = NULL, $extension = NULL)
    {
       
$this->formInputName = $formInputName;

        if(!
$name)
        {
           
$extension = substr($_FILES[$this->formInputName]['name'], strrpos($_FILES[$this->formInputName]['name'], '.') + 1);

           
$name = substr($_FILES[$this->formInputName]['name'], 0, strrpos($_FILES[$this->formInputName]['name'], '.'));
        }
        if(!
$extension)
        {
           
$extension = substr($name, strrpos($name, '.') + 1);

           
$name = substr($name, 0, strrpos($name, '.'));
        }

       
$this->name = File::NameCheck($name);

       
$this->extension = File::ExtensionCheck($extension);

       
$this->size = $_FILES[$this->formInputName]['size'];

       
$this->exception();
    }

    public function
__destruct()
    {
        unset(
$_FILES[$this->formInputName]);
    }

    public function
__toString()
    {
        return
$this->name . '.' . $this->extension;
    }

    public function
Name()
    {
        return
$this->name;
    }

    public function
Extension()
    {
        return
$this->extension;
    }

    const
minSize = 0;

    final private function
exception()
    {
        if(
$_FILES[$this->formInputName]['error'])
            throw
FileUploadException::Error($_FILES[$this->formInputName]['error']);

       
$this->minSizeControl(); //After PHP 5.3 this can be handled in this function

       
$this->typeException($_FILES[$this->formInputName]['type']);
    }

    protected function
minSizeControl()
    {
        if(
$this->size <= self::minSize)
            throw new
FileUploadException('The uploaded file is too small.');
    }

    protected function
typeException($type)
    {
        if(
$type == 'application/octet-stream')
            throw new
FileUploadException('The uploaded file is not an application.');
    }

    final public function
Size()
    {
        return
$this->size;
    }

    const
object = 'File'; //After PHP 5.3 this can be written in interface

   
public function Move($directory)
    {
        if(
move_uploaded_file($_FILES[$this->formInputName]['tmp_name'], $directory . $this->name . '.' . $this->extension))
        {
           
$object = self::object;

            return new
$object($directory, $this->name, $this->extension);

            unset(
$this);
        }
        else
            throw new
FileUploadException('The file can not moved.');
    }

    public function
Rename($name)
    {
       
$this->name = File::NameCheck($name);
    }

    public function
Delete()
    {
        if(
unlink($_FILES[$this->formInputName]['tmp_name']))
            unset(
$this);
        else
            throw new
FileUploadException('The file can not deleted.');
    }

    public static function
Select($formInputName)
    {
        if(
is_uploaded_file($_FILES[$formInputName]['tmp_name']))
            return new
self($formInputName, $name = NULL, $extension = NULL);
        else
            return
NULL;
    }
}
?>