105 lines
3 KiB
PHP
105 lines
3 KiB
PHP
<?php
|
|
/**
|
|
* Upload
|
|
*
|
|
* @author Josh Lockhart <info@joshlockhart.com>
|
|
* @copyright 2012 Josh Lockhart
|
|
* @link http://www.joshlockhart.com
|
|
* @version 1.0.0
|
|
*
|
|
* MIT LICENSE
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining
|
|
* a copy of this software and associated documentation files (the
|
|
* "Software"), to deal in the Software without restriction, including
|
|
* without limitation the rights to use, copy, modify, merge, publish,
|
|
* distribute, sublicense, and/or sell copies of the Software, and to
|
|
* permit persons to whom the Software is furnished to do so, subject to
|
|
* the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be
|
|
* included in all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
|
|
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
|
|
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
|
|
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
*/
|
|
namespace Upload\Validation;
|
|
|
|
/**
|
|
* Validate Upload File Size
|
|
*
|
|
* This class validates an uploads file size using maximum and (optionally)
|
|
* minimum file size bounds (inclusive). Specify acceptable file sizes
|
|
* as an integer (in bytes) or as a human-readable string (e.g. "5MB").
|
|
*
|
|
* @author Josh Lockhart <info@joshlockhart.com>
|
|
* @since 1.0.0
|
|
* @package Upload
|
|
*/
|
|
class Size extends \Upload\Validation\Base
|
|
{
|
|
/**
|
|
* Minimum acceptable file size (bytes)
|
|
* @var int
|
|
*/
|
|
protected $minSize;
|
|
|
|
/**
|
|
* Maximum acceptable file size (bytes)
|
|
* @var int
|
|
*/
|
|
protected $maxSize;
|
|
|
|
/**
|
|
* Error message
|
|
* @var string
|
|
*/
|
|
protected $message = 'Invalid file size';
|
|
|
|
/**
|
|
* Constructor
|
|
* @param int $maxSize Maximum acceptable file size in bytes (inclusive)
|
|
* @param int $minSize Minimum acceptable file size in bytes (inclusive)
|
|
*/
|
|
public function __construct($maxSize, $minSize = 0)
|
|
{
|
|
if (is_string($maxSize)) {
|
|
$maxSize = \Upload\File::humanReadableToBytes($maxSize);
|
|
}
|
|
$this->maxSize = $maxSize;
|
|
|
|
if (is_string($minSize)) {
|
|
$minSize = \Upload\File::humanReadableToBytes($minSize);
|
|
}
|
|
$this->minSize = $minSize;
|
|
}
|
|
|
|
/**
|
|
* Validate
|
|
* @param \Upload\File $file
|
|
* @return bool
|
|
*/
|
|
public function validate(\Upload\File $file)
|
|
{
|
|
$fileSize = $file->getSize();
|
|
$isValid = true;
|
|
|
|
if ($fileSize < $this->minSize) {
|
|
$this->setMessage('File size is too small');
|
|
$isValid = false;
|
|
}
|
|
|
|
if ($fileSize > $this->maxSize) {
|
|
$this->setMessage('File size is too large');
|
|
$isValid = false;
|
|
}
|
|
|
|
return $isValid;
|
|
}
|
|
}
|