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<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* 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@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Validate
* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: FilesSize.php 20455 2010-01-20 22:54:18Z thomas $
*/
/**
* @see Zend_Validate_File_Size
*/
require_once 'Zend/Validate/File/Size.php';
/**
* Validator for the size of all files which will be validated in sum
*
* @category Zend
* @package Zend_Validate
* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Validate_File_FilesSize extends Zend_Validate_File_Size
{
/**
* @const string Error constants
*/
const TOO_BIG = 'fileFilesSizeTooBig';
const TOO_SMALL = 'fileFilesSizeTooSmall';
const NOT_READABLE = 'fileFilesSizeNotReadable';
/**
* @var array Error message templates
*/
protected $_messageTemplates = array(
self::TOO_BIG => "All files in sum should have a maximum size of '%max%' but '%size%' were detected",
self::TOO_SMALL => "All files in sum should have a minimum size of '%min%' but '%size%' were detected",
self::NOT_READABLE => "One or more files can not be read",
);
/**
* Internal file array
*
* @var array
*/
protected $_files;
/**
* Sets validator options
*
* Min limits the used diskspace for all files, when used with max=null it is the maximum filesize
* It also accepts an array with the keys 'min' and 'max'
*
* @param integer|array|Zend_Config $options Options for this validator
* @return void
*/
public function __construct($options)
{
$this->_files = array();
$this->_setSize(0);
if ($options instanceof Zend_Config) {
$options = $options->toArray();
} elseif (is_scalar($options)) {
$options = array('max' => $options);
} elseif (!is_array($options)) {
require_once 'Zend/Validate/Exception.php';
throw new Zend_Validate_Exception('Invalid options to validator provided');
}
if (1 < func_num_args()) {
$argv = func_get_args();
array_shift($argv);
$options['max'] = array_shift($argv);
if (!empty($argv)) {
$options['bytestring'] = array_shift($argv);
}
}
parent::__construct($options);
}
/**
* Defined by Zend_Validate_Interface
*
* Returns true if and only if the disk usage of all files is at least min and
* not bigger than max (when max is not null).
*
* @param string|array $value Real file to check for size
* @param array $file File data from Zend_File_Transfer
* @return boolean
*/
public function isValid($value, $file = null)
{
require_once 'Zend/Loader.php';
if (is_string($value)) {
$value = array($value);
}
$min = $this->getMin(true);
$max = $this->getMax(true);
$size = $this->_getSize();
foreach ($value as $files) {
// Is file readable ?
if (!Zend_Loader::isReadable($files)) {
$this->_throw($file, self::NOT_READABLE);
continue;
}
if (!isset($this->_files[$files])) {
$this->_files[$files] = $files;
} else {
// file already counted... do not count twice
continue;
}
// limited to 2GB files
$size += @filesize($files);
$this->_size = $size;
if (($max !== null) && ($max < $size)) {
if ($this->useByteString()) {
$this->_max = $this->_toByteString($max);
$this->_size = $this->_toByteString($size);
$this->_throw($file, self::TOO_BIG);
$this->_max = $max;
$this->_size = $size;
} else {
$this->_throw($file, self::TOO_BIG);
}
}
}
// Check that aggregate files are >= minimum size
if (($min !== null) && ($size < $min)) {
if ($this->useByteString()) {
$this->_min = $this->_toByteString($min);
$this->_size = $this->_toByteString($size);
$this->_throw($file, self::TOO_SMALL);
$this->_min = $min;
$this->_size = $size;
} else {
$this->_throw($file, self::TOO_SMALL);
}
}
if (count($this->_messages) > 0) {
return false;
}
return true;
}
}
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