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- <?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 Egulias\EmailValidator\EmailValidator as EguliasEmailValidator;
- use Egulias\EmailValidator\Validation\EmailValidation;
- use Egulias\EmailValidator\Validation\NoRFCWarningsValidation;
- use Symfony\Component\Validator\Constraint;
- use Symfony\Component\Validator\ConstraintValidator;
- use Symfony\Component\Validator\Exception\UnexpectedTypeException;
- use Symfony\Component\Validator\Exception\UnexpectedValueException;
- /**
- * @author Bernhard Schussek <bschussek@gmail.com>
- */
- class EmailValidator extends ConstraintValidator
- {
- private const PATTERN_HTML5 = '/^[a-zA-Z0-9.!#$%&\'*+\\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)+$/';
- private const PATTERN_LOOSE = '/^.+\@\S+\.\S+$/';
- private const EMAIL_PATTERNS = [
- Email::VALIDATION_MODE_LOOSE => self::PATTERN_LOOSE,
- Email::VALIDATION_MODE_HTML5 => self::PATTERN_HTML5,
- ];
- private $defaultMode;
- public function __construct(string $defaultMode = Email::VALIDATION_MODE_LOOSE)
- {
- if (!\in_array($defaultMode, Email::$validationModes, true)) {
- throw new \InvalidArgumentException('The "defaultMode" parameter value is not valid.');
- }
- $this->defaultMode = $defaultMode;
- }
- /**
- * {@inheritdoc}
- */
- public function validate($value, Constraint $constraint)
- {
- if (!$constraint instanceof Email) {
- throw new UnexpectedTypeException($constraint, Email::class);
- }
- if (null === $value || '' === $value) {
- return;
- }
- if (!is_scalar($value) && !(\is_object($value) && method_exists($value, '__toString'))) {
- throw new UnexpectedValueException($value, 'string');
- }
- $value = (string) $value;
- if ('' === $value) {
- return;
- }
- if (null !== $constraint->normalizer) {
- $value = ($constraint->normalizer)($value);
- }
- if (null === $constraint->mode) {
- $constraint->mode = $this->defaultMode;
- }
- if (!\in_array($constraint->mode, Email::$validationModes, true)) {
- throw new \InvalidArgumentException(sprintf('The "%s::$mode" parameter value is not valid.', get_debug_type($constraint)));
- }
- if (Email::VALIDATION_MODE_STRICT === $constraint->mode) {
- $strictValidator = new EguliasEmailValidator();
- if (interface_exists(EmailValidation::class) && !$strictValidator->isValid($value, new NoRFCWarningsValidation())) {
- $this->context->buildViolation($constraint->message)
- ->setParameter('{{ value }}', $this->formatValue($value))
- ->setCode(Email::INVALID_FORMAT_ERROR)
- ->addViolation();
- return;
- } elseif (!interface_exists(EmailValidation::class) && !$strictValidator->isValid($value, false, true)) {
- $this->context->buildViolation($constraint->message)
- ->setParameter('{{ value }}', $this->formatValue($value))
- ->setCode(Email::INVALID_FORMAT_ERROR)
- ->addViolation();
- return;
- }
- } elseif (!preg_match(self::EMAIL_PATTERNS[$constraint->mode], $value)) {
- $this->context->buildViolation($constraint->message)
- ->setParameter('{{ value }}', $this->formatValue($value))
- ->setCode(Email::INVALID_FORMAT_ERROR)
- ->addViolation();
- return;
- }
- }
- }
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