157 lines
4.2 KiB
PHP
157 lines
4.2 KiB
PHP
<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Validate
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* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id: $
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*/
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/**
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* @see Zend_Validate_File_Size
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*/
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require_once 'Zend/Validate/File/Size.php';
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/**
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* Validator for the size of all files which will be validated in sum
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*
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* @category Zend
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* @package Zend_Validate
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* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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class Zend_Validate_File_FilesSize extends Zend_Validate_File_Size
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{
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/**
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* @const string Error constants
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*/
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const TOO_BIG = 'fileFilesSizeTooBig';
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const TOO_SMALL = 'fileFilesSizeTooSmall';
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const NOT_READABLE = 'fileFilesSizeNotReadable';
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/**
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* @var array Error message templates
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*/
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protected $_messageTemplates = array(
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self::TOO_BIG => "The files in sum exceed the maximum allowed size",
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self::TOO_SMALL => "All files are in sum smaller than required",
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self::NOT_READABLE => "One or more files can not be read"
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);
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/**
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* @var array Error message template variables
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*/
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protected $_messageVariables = array(
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'min' => '_min',
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'max' => '_max'
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);
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/**
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* Minimum filesize
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*
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* @var integer
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*/
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protected $_min;
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/**
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* Maximum filesize
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*
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* @var integer|null
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*/
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protected $_max;
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/**
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* Internal file array
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*
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* @var array
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*/
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protected $_files;
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/**
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* Internal file size counter
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*
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* @var integer
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*/
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protected $_size;
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/**
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* Sets validator options
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*
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* Min limits the used diskspace for all files, when used with max=null it is the maximum filesize
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* It also accepts an array with the keys 'min' and 'max'
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*
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* @param integer|array $min Minimum diskspace for all files
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* @param integer $max Maximum diskspace for all files
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* @return void
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*/
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public function __construct($min, $max = null)
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{
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$this->_files = array();
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$this->_size = 0;
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parent::__construct($min, $max);
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}
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/**
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* Defined by Zend_Validate_Interface
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*
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* Returns true if and only if the disk usage of all files is at least min and
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* not bigger than max (when max is not null).
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*
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* @param string|array $value Real file to check for size
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* @param array $file File data from Zend_File_Transfer
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* @return boolean
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*/
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public function isValid($value, $file = null)
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{
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if (is_string($value)) {
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$value = array($value);
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}
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foreach ($value as $files) {
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// Is file readable ?
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if (!@is_readable($files)) {
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$this->_throw($file, self::NOT_READABLE);
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return false;
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}
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if (!isset($this->_files[$files])) {
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$this->_files[$files] = $files;
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} else {
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// file already counted... do not count twice
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continue;
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}
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// limited to 2GB files
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$size = @filesize($files);
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$this->_size += $size;
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$this->_setValue($this->_size);
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if (($this->_max !== null) && ($this->_max < $this->_size)) {
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$this->_throw($file, self::TOO_BIG);
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}
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}
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// Check that aggregate files are >= minimum size
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if (($this->_min !== null) && ($this->_size < $this->_min)) {
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$this->_throw($file, self::TOO_SMALL);
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}
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if (count($this->_messages) > 0) {
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return false;
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} else {
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return true;
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}
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}
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}
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