/var/www/html_us/wp-content/plugins/wp-smtp/vendor/stellarwp/validation/src/Rules/DateTime.php


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<?php

namespace StellarWP\Validation\Rules;

use 
Closure;
use 
DateTimeImmutable;
use 
DateTimeInterface;
use 
Exception;
use 
StellarWP\Validation\Contracts\Sanitizer;
use 
StellarWP\Validation\Contracts\ValidatesOnFrontEnd;
use 
StellarWP\Validation\Contracts\ValidationRule;

/**
 * This rule validates that the given value is a valid date.
 *
 * @since 1.2.0
 */
class DateTime implements ValidationRuleValidatesOnFrontEndSanitizer
{
    
/**
     * @var string|null
     */
    
protected $format;

    
/**
     * @since 1.2.0
     */
    
public static function id(): string
    
{
        return 
'dateTime';
    }

    
/**
     * @since 1.2.0
     */
    
public static function fromString(string $options null): ValidationRule
    
{
        return new static(
$options);
    }

    
/**
     * @since 1.2.0
     */
    
public function __construct(string $format null)
    {
        
$this->format $format;
    }

    
/**
     * @since 1.2.0
     */
    
public function __invoke($valueClosure $failstring $key, array $values)
    {
        if (
$value instanceof DateTimeInterface) {
            return;
        }

        
$failedValidation = function () use ($fail) {
            
$fail(sprintf(__('%s must be a valid date''%TEXTDOMAIN%'), '{field}'));
        };

        try {
            if (!
is_string($value) && !is_numeric($value)) {
                
$failedValidation();

                return;
            }

            if (
$this->format !== null) {
                
$date \DateTime::createFromFormat($this->format$value);
                if (
$date === false || $date->format($this->format) !== $value) {
                    
$failedValidation();

                    return;
                }
            }

            if (
strtotime($value) === false) {
                
$failedValidation();

                return;
            }
        } catch (
Exception $exception) {
            
$failedValidation();

            return;
        }

        
$date date_parse($value);

        if (!
checkdate($date['month'], $date['day'], $date['year'])) {
            
$failedValidation();
        }
    }

    
/**
     * @since 1.2.0
     */
    
public function sanitize($value)
    {
        if (
$value instanceof DateTimeInterface) {
            return 
$value;
        }

        if (
$this->format !== null) {
            return 
DateTimeImmutable::createFromFormat($this->format$value);
        }

        return new 
DateTimeImmutable($value);
    }

    
/**
     * @since 1.2.0
     */
    
public function serializeOption()
    {
        return 
$this->format;
    }

}