zlibproxy/vendor/workerman/validation/library/Rules/Not.php
2023-01-02 19:56:44 +08:00

120 lines
2.6 KiB
PHP

<?php
/*
* This file is part of Respect/Validation.
*
* (c) Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
*
* For the full copyright and license information, please view the LICENSE file
* that was distributed with this source code.
*/
declare(strict_types=1);
namespace Respect\Validation\Rules;
use Respect\Validation\Exceptions\ValidationException;
use Respect\Validation\Validatable;
use function array_shift;
use function count;
use function current;
/**
* @author Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
* @author Caio César Tavares <caiotava@gmail.com>
* @author Henrique Moody <henriquemoody@gmail.com>
*/
final class Not extends AbstractRule
{
/**
* @var Validatable
*/
private $rule;
public function __construct(Validatable $rule)
{
$this->rule = $this->extractNegatedRule($rule);
}
public function getNegatedRule(): Validatable
{
return $this->rule;
}
public function setName(string $name): Validatable
{
$this->rule->setName($name);
return parent::setName($name);
}
/**
* {@inheritDoc}
*/
public function validate($input): bool
{
return $this->rule->validate($input) === false;
}
/**
* {@inheritDoc}
*/
public function assert($input): void
{
if ($this->validate($input)) {
return;
}
$rule = $this->rule;
if ($rule instanceof AllOf) {
$rule = $this->absorbAllOf($rule, $input);
}
$exception = $rule->reportError($input);
$exception->updateMode(ValidationException::MODE_NEGATIVE);
throw $exception;
}
/**
* @param mixed $input
*/
private function absorbAllOf(AllOf $rule, $input): Validatable
{
$rules = $rule->getRules();
while (($current = array_shift($rules))) {
$rule = $current;
if (!$rule instanceof AllOf) {
continue;
}
if (!$rule->validate($input)) {
continue;
}
$rules = $rule->getRules();
}
return $rule;
}
private function extractNegatedRule(Validatable $rule): Validatable
{
if ($rule instanceof self && $rule->getNegatedRule() instanceof self) {
return $this->extractNegatedRule($rule->getNegatedRule()->getNegatedRule());
}
if (!$rule instanceof AllOf) {
return $rule;
}
$rules = $rule->getRules();
if (count($rules) === 1) {
return $this->extractNegatedRule(current($rules));
}
return $rule;
}
}