98 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			98 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
 | 
						|
 | 
						|
/*
 | 
						|
 * This file is part of the Symfony package.
 | 
						|
 *
 | 
						|
 * (c) Fabien Potencier <fabien@symfony.com>
 | 
						|
 *
 | 
						|
 * For the full copyright and license information, please view the LICENSE
 | 
						|
 * file that was distributed with this source code.
 | 
						|
 */
 | 
						|
 | 
						|
namespace Symfony\Component\Validator\Constraints;
 | 
						|
 | 
						|
use Symfony\Component\Validator\Constraint;
 | 
						|
use Symfony\Component\Validator\ConstraintValidator;
 | 
						|
use Symfony\Component\Validator\Exception\UnexpectedTypeException;
 | 
						|
use Symfony\Component\Validator\Exception\UnexpectedValueException;
 | 
						|
 | 
						|
/**
 | 
						|
 * Validates whether the value is a valid ULID (Universally Unique Lexicographically Sortable Identifier).
 | 
						|
 * Cf https://github.com/ulid/spec for ULID specifications.
 | 
						|
 *
 | 
						|
 * @author Laurent Clouet <laurent35240@gmail.com>
 | 
						|
 */
 | 
						|
class UlidValidator extends ConstraintValidator
 | 
						|
{
 | 
						|
    public function validate(mixed $value, Constraint $constraint): void
 | 
						|
    {
 | 
						|
        if (!$constraint instanceof Ulid) {
 | 
						|
            throw new UnexpectedTypeException($constraint, Ulid::class);
 | 
						|
        }
 | 
						|
 | 
						|
        if (null === $value || '' === $value) {
 | 
						|
            return;
 | 
						|
        }
 | 
						|
 | 
						|
        if (!\is_scalar($value) && !$value instanceof \Stringable) {
 | 
						|
            throw new UnexpectedValueException($value, 'string');
 | 
						|
        }
 | 
						|
 | 
						|
        $value = (string) $value;
 | 
						|
 | 
						|
        [$requiredLength, $requiredCharset] = match ($constraint->format) {
 | 
						|
            Ulid::FORMAT_BASE_32 => [26, '0123456789ABCDEFGHJKMNPQRSTVWXYZabcdefghjkmnpqrstvwxyz'],
 | 
						|
            Ulid::FORMAT_BASE_58 => [22, '123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz'],
 | 
						|
            Ulid::FORMAT_RFC_4122 => [36, '0123456789ABCDEFabcdef-'],
 | 
						|
        };
 | 
						|
 | 
						|
        if ($requiredLength !== \strlen($value)) {
 | 
						|
            $this->context->buildViolation($constraint->message)
 | 
						|
                ->setParameters([
 | 
						|
                    '{{ value }}' => $this->formatValue($value),
 | 
						|
                    '{{ format }}' => $constraint->format,
 | 
						|
                ])
 | 
						|
                ->setCode($requiredLength > \strlen($value) ? Ulid::TOO_SHORT_ERROR : Ulid::TOO_LONG_ERROR)
 | 
						|
                ->addViolation();
 | 
						|
 | 
						|
            return;
 | 
						|
        }
 | 
						|
 | 
						|
        if (\strlen($value) !== strspn($value, $requiredCharset)) {
 | 
						|
            $this->context->buildViolation($constraint->message)
 | 
						|
                ->setParameters([
 | 
						|
                    '{{ value }}' => $this->formatValue($value),
 | 
						|
                    '{{ format }}' => $constraint->format,
 | 
						|
                ])
 | 
						|
                ->setCode(Ulid::INVALID_CHARACTERS_ERROR)
 | 
						|
                ->addViolation();
 | 
						|
 | 
						|
            return;
 | 
						|
        }
 | 
						|
 | 
						|
        if (Ulid::FORMAT_BASE_32 === $constraint->format) {
 | 
						|
            // Largest valid ULID is '7ZZZZZZZZZZZZZZZZZZZZZZZZZ'
 | 
						|
            // Cf https://github.com/ulid/spec#overflow-errors-when-parsing-base32-strings
 | 
						|
            if ($value[0] > '7') {
 | 
						|
                $this->context->buildViolation($constraint->message)
 | 
						|
                    ->setParameters([
 | 
						|
                        '{{ value }}' => $this->formatValue($value),
 | 
						|
                        '{{ format }}' => $constraint->format,
 | 
						|
                    ])
 | 
						|
                    ->setCode(Ulid::TOO_LARGE_ERROR)
 | 
						|
                    ->addViolation();
 | 
						|
            }
 | 
						|
        } elseif (Ulid::FORMAT_RFC_4122 === $constraint->format) {
 | 
						|
            if (!preg_match('/^[^-]{8}-[^-]{4}-[^-]{4}-[^-]{4}-[^-]{12}$/', $value)) {
 | 
						|
                $this->context->buildViolation($constraint->message)
 | 
						|
                    ->setParameters([
 | 
						|
                        '{{ value }}' => $this->formatValue($value),
 | 
						|
                        '{{ format }}' => $constraint->format,
 | 
						|
                    ])
 | 
						|
                    ->setCode(Ulid::INVALID_FORMAT_ERROR)
 | 
						|
                    ->addViolation();
 | 
						|
            }
 | 
						|
        }
 | 
						|
    }
 | 
						|
}
 |