68 lines
1.3 KiB
PHP
68 lines
1.3 KiB
PHP
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<?php
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/*
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* Copyright (c) Alexandre Gomes Gaigalas <alganet@gmail.com>
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* SPDX-License-Identifier: MIT
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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\Exceptions\ComponentException;
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use Respect\Validation\Helpers\CanValidateDateTime;
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use function date;
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use function is_scalar;
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use function preg_match;
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use function sprintf;
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use function strtotime;
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/**
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* Validates if input is a date.
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*
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* @author Bruno Luiz da Silva <contato@brunoluiz.net>
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* @author Henrique Moody <henriquemoody@gmail.com>
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*/
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final class Date extends AbstractRule
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{
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use CanValidateDateTime;
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/**
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* @var string
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*/
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private $format;
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/**
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* @var string
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*/
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private $sample;
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/**
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* Initializes the rule.
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*
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* @throws ComponentException
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*/
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public function __construct(string $format = 'Y-m-d')
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{
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if (!preg_match('/^[djSFmMnYy\W]+$/', $format)) {
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throw new ComponentException(sprintf('"%s" is not a valid date format', $format));
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}
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$this->format = $format;
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$this->sample = date($format, strtotime('2005-12-30'));
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}
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/**
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* {@inheritDoc}
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*/
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public function validate($input): bool
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{
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if (!is_scalar($input)) {
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return false;
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}
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return $this->isDateTime($this->format, (string) $input);
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}
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}
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