<?php
/**
* @see https://github.com/laminas/laminas-validator for the canonical source repository
* @copyright https://github.com/laminas/laminas-validator/blob/master/COPYRIGHT.md
* @license https://github.com/laminas/laminas-validator/blob/master/LICENSE.md New BSD License
*/
namespace Laminas\Validator\File;
use Laminas\Validator\Exception;
use Laminas\Validator\File\FileInformationTrait;
/**
* Validator which checks if the destination file does not exist
*/
class NotExists extends Exists
{
use FileInformationTrait;
/**
* @const string Error constants
*/
const DOES_EXIST = 'fileNotExistsDoesExist';
/**
* @var array Error message templates
*/
protected $messageTemplates = [
self::DOES_EXIST => "File exists",
];
/**
* Returns true if and only if the file does not exist in the set destinations
*
* @param string|array $value Real file to check for existence
* @param array $file File data from \Laminas\File\Transfer\Transfer (optional)
* @return bool
*/
public function isValid($value, $file = null)
{
$fileInfo = $this->getFileInfo($value, $file, false, true);
$this->setValue($fileInfo['filename']);
$check = false;
$directories = $this->getDirectory(true);
if (! isset($directories)) {
$check = true;
if (file_exists($fileInfo['file'])) {
$this->error(self::DOES_EXIST);
return false;
}
} else {
foreach ($directories as $directory) {
if (! isset($directory) || '' === $directory) {
continue;
}
$check = true;
if (file_exists($directory . DIRECTORY_SEPARATOR . $fileInfo['basename'])) {
$this->error(self::DOES_EXIST);
return false;
}
}
}
if (! $check) {
$this->error(self::DOES_EXIST);
return false;
}
return true;
}
}