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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) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: $
*/
/**
* @see Zend_Validate_File_Exists
*/
require_once 'Zend/Validate/File/Exists.php';
/**
* Validator which checks if the destination file does not exist
*
* @category Zend
* @package Zend_Validate
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Validate_File_NotExists extends Zend_Validate_File_Exists
{
/**
* @const string Error constants
*/
const DOES_EXIST = 'fileNotExistsDoesExist';
/**
* @var array Error message templates
*/
protected $_messageTemplates = array(
self::DOES_EXIST => "The file '%value%' does exist"
);
/**
* Defined by Zend_Validate_Interface
*
* Returns true if and only if the file does not exist in the set destinations
*
* @param string $value Real file to check for
* @param array $file File data from Zend_File_Transfer
* @return boolean
*/
public function isValid($value, $file = null)
{
$directories = $this->getDirectory(true);
if (($file !== null) and (!empty($file['destination']))) {
$directories[] = $file['destination'];
} else if (!isset($file['name'])) {
$file['name'] = $value;
}
foreach ($directories as $directory) {
if (empty($directory)) {
continue;
}
$check = true;
if (file_exists($directory . DIRECTORY_SEPARATOR . $file['name'])) {
return $this->_throw($file, self::DOES_EXIST);
}
}
if (!isset($check)) {
return $this->_throw($file, self::DOES_EXIST);
}
return true;
}
}
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