47 lines
971 B
PHP
47 lines
971 B
PHP
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<?php
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/*
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* This file is part of Respect/Validation.
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*
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* (c) Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
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*
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* For the full copyright and license information, please view the LICENSE file
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* that was distributed with this source code.
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*/
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declare(strict_types=1);
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namespace Respect\Validation\Rules;
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use Respect\Validation\Helpers\CanValidateUndefined;
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use function in_array;
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/**
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* Abstract class for searches into arrays.
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*
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* @author Henrique Moody <henriquemoody@gmail.com>
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*/
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abstract class AbstractSearcher extends AbstractRule
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{
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use CanValidateUndefined;
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/**
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* {@inheritDoc}
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*/
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public function validate($input): bool
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{
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$dataSource = $this->getDataSource();
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if ($this->isUndefined($input) && empty($dataSource)) {
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return true;
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}
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return in_array($input, $dataSource, true);
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}
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/**
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* @return mixed[]
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*/
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abstract protected function getDataSource(): array;
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}
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