60 lines
1.1 KiB
PHP
60 lines
1.1 KiB
PHP
<?php
|
|
|
|
/*
|
|
* Copyright (c) Alexandre Gomes Gaigalas <alganet@gmail.com>
|
|
* SPDX-License-Identifier: MIT
|
|
*/
|
|
|
|
declare(strict_types=1);
|
|
|
|
namespace Respect\Validation\Rules;
|
|
|
|
use function is_string;
|
|
use function nl_langinfo;
|
|
use function preg_match;
|
|
|
|
use const YESEXPR;
|
|
|
|
/**
|
|
* Validates if the input considered as "Yes".
|
|
*
|
|
* @author Cameron Hall <me@chall.id.au>
|
|
* @author Henrique Moody <henriquemoody@gmail.com>
|
|
*/
|
|
final class Yes extends AbstractRule
|
|
{
|
|
/**
|
|
* @var bool
|
|
*/
|
|
private $useLocale;
|
|
|
|
/**
|
|
* Initializes the rule.
|
|
*/
|
|
public function __construct(bool $useLocale = false)
|
|
{
|
|
$this->useLocale = $useLocale;
|
|
}
|
|
|
|
/**
|
|
* {@inheritDoc}
|
|
*/
|
|
public function validate($input): bool
|
|
{
|
|
if (!is_string($input)) {
|
|
return false;
|
|
}
|
|
|
|
return preg_match($this->getPattern(), $input) > 0;
|
|
}
|
|
|
|
private function getPattern(): string
|
|
{
|
|
if ($this->useLocale) {
|
|
return '/' . nl_langinfo(YESEXPR) . '/';
|
|
}
|
|
|
|
return '/^y(eah?|ep|es)?$/i';
|
|
}
|
|
}
|