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karserkarser
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Added HostnameValidator
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‎src/Symfony/Component/Validator/CHANGELOG.md

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* Overriding the methods `ConstraintValidatorTestCase::setUp()` and `ConstraintValidatorTestCase::tearDown()` without the `void` return-type is deprecated.
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* deprecated `Symfony\Component\Validator\Mapping\Cache\CacheInterface` in favor of PSR-6.
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* deprecated `ValidatorBuilder::setMetadataCache`, use `ValidatorBuilder::setMappingCache` instead.
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* added the `Hostname` constraint and validator
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4.3.0
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-----

‎src/Symfony/Component/Validator/Constraints/Hostname.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <[email protected]>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Validator\Constraints;
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use Symfony\Component\Validator\Constraint;
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/**
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* @Annotation
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* @Target({"PROPERTY", "METHOD", "ANNOTATION"})
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*
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* @author Dmitrii Poddubnyi <[email protected]>
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*/
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class Hostname extends Constraint
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{
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const INVALID_HOSTNAME_ERROR = '7057ffdb-0af4-4f7e-bd5e-e9acfa6d7a2d';
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protected static $errorNames = [
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self::INVALID_HOSTNAME_ERROR => 'INVALID_HOSTNAME_ERROR',
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];
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public $message = 'This value is not a valid hostname.';
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public $requireTld = true;
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}

‎src/Symfony/Component/Validator/Constraints/HostnameValidator.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <[email protected]>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Validator\Constraints;
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use Symfony\Component\Validator\Constraint;
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use Symfony\Component\Validator\ConstraintValidator;
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use Symfony\Component\Validator\Exception\UnexpectedTypeException;
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use Symfony\Component\Validator\Exception\UnexpectedValueException;
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/**
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* @author Dmitrii Poddubnyi <[email protected]>
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*/
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class HostnameValidator extends ConstraintValidator
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{
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/**
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* https://tools.ietf.org/html/rfc2606.
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*/
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private const RESERVED_TLDS = [
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'example',
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'invalid',
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'localhost',
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'test',
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];
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public function validate($value, Constraint $constraint)
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{
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if (!$constraint instanceof Hostname) {
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throw new UnexpectedTypeException($constraint, Hostname::class);
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}
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if (null === $value || '' === $value) {
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return;
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}
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if (!is_scalar($value) && !(\is_object($value) && method_exists($value, '__toString'))) {
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throw new UnexpectedValueException($value, 'string');
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}
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$value = (string) $value;
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if ('' === $value) {
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return;
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}
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if (!$this->isValid($value) || ($constraint->requireTld && !$this->hasValidTld($value))) {
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$this->context->buildViolation($constraint->message)
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->setParameter('{{ value }}', $this->formatValue($value))
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->setCode(Hostname::INVALID_HOSTNAME_ERROR)
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->addViolation();
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}
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}
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private function isValid(string $domain): bool
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{
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return false !== filter_var($domain, FILTER_VALIDATE_DOMAIN, FILTER_FLAG_HOSTNAME);
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}
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private function hasValidTld(string $domain): bool
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{
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return false !== mb_strpos($domain, '.') && !\in_array(mb_substr($domain, mb_strrpos($domain, '.') + 1), self::RESERVED_TLDS, true);
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}
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}

‎src/Symfony/Component/Validator/Resources/translations/validators.de.xlf

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<source>This value should be between {{ min }} and {{ max }}.</source>
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<target>Dieser Wert sollte zwischen {{ min }} und {{ max }} sein.</target>
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</trans-unit>
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<trans-unit id="95">
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<source>This value is not a valid hostname.</source>
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<target>Dieser Wert ist kein gültiger Hostname.</target>
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</trans-unit>
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</body>
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</file>
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</xliff>

‎src/Symfony/Component/Validator/Resources/translations/validators.en.xlf

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<source>This value should be between {{ min }} and {{ max }}.</source>
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<target>This value should be between {{ min }} and {{ max }}.</target>
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</trans-unit>
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<trans-unit id="95">
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<source>This value is not a valid hostname.</source>
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<target>This value is not a valid hostname.</target>
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</trans-unit>
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</body>
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</file>
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</xliff>

‎src/Symfony/Component/Validator/Resources/translations/validators.fr.xlf

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<source>This value should be between {{ min }} and {{ max }}.</source>
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<target>Cette valeur doit être comprise entre {{ min }} et {{ max }}.</target>
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</trans-unit>
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<trans-unit id="95">
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<source>This value is not a valid hostname.</source>
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<target>Cette valeur n'est pas un nom d'hôte valide.</target>
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</trans-unit>
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</body>
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</file>
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</xliff>

‎src/Symfony/Component/Validator/Resources/translations/validators.ru.xlf

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<source>This value should be between {{ min }} and {{ max }}.</source>
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<target>Значение должно быть между {{ min }} и {{ max }}.</target>
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</trans-unit>
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<trans-unit id="95">
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<source>This value is not a valid hostname.</source>
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<target>Значение не является корректным именем хоста.</target>
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</trans-unit>
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</body>
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</file>
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</xliff>

‎src/Symfony/Component/Validator/Tests/Constraints/HostnameValidatorTest.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <[email protected]>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Validator\Tests\Constraints;
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use Symfony\Component\Validator\Constraints\Hostname;
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use Symfony\Component\Validator\Constraints\HostnameValidator;
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use Symfony\Component\Validator\Test\ConstraintValidatorTestCase;
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/**
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* @author Dmitrii Poddubnyi <[email protected]>
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*/
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class HostnameValidatorTest extends ConstraintValidatorTestCase
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{
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public function testNullIsValid()
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{
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$this->validator->validate(null, new Hostname());
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$this->assertNoViolation();
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}
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public function testEmptyStringIsValid()
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{
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$this->validator->validate('', new Hostname());
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$this->assertNoViolation();
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}
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public function testExpectsStringCompatibleType()
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{
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$this->expectException(\Symfony\Component\Validator\Exception\UnexpectedValueException::class);
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$this->validator->validate(new \stdClass(), new Hostname());
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}
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/**
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* @dataProvider getValidMultilevelDomains
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*/
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public function testValidTldDomainsPassValidationIfTldRequired($domain)
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{
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$this->validator->validate($domain, new Hostname());
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$this->assertNoViolation();
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}
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/**
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* @dataProvider getValidMultilevelDomains
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*/
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public function testValidTldDomainsPassValidationIfTldNotRequired($domain)
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{
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$this->validator->validate($domain, new Hostname(['requireTld' => false]));
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$this->assertNoViolation();
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}
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public function getValidMultilevelDomains()
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{
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return [
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['symfony.com'],
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['example.co.uk'],
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['example.fr'],
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['example.com'],
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['xn--diseolatinoamericano-66b.com'],
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['xn--ggle-0nda.com'],
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['www.xn--simulateur-prt-2kb.fr'],
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[sprintf('%s.com', str_repeat('a', 20))],
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];
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}
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/**
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* @dataProvider getInvalidDomains
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*/
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public function testInvalidDomainsRaiseViolationIfTldRequired($domain)
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{
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$this->validator->validate($domain, new Hostname([
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'message' => 'myMessage',
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]));
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$this->buildViolation('myMessage')
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->setParameter('{{ value }}', '"'.$domain.'"')
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->setCode(Hostname::INVALID_HOSTNAME_ERROR)
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->assertRaised();
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}
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/**
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* @dataProvider getInvalidDomains
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*/
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public function testInvalidDomainsRaiseViolationIfTldNotRequired($domain)
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{
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$this->validator->validate($domain, new Hostname([
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'message' => 'myMessage',
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'requireTld' => false,
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]));
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$this->buildViolation('myMessage')
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->setParameter('{{ value }}', '"'.$domain.'"')
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->setCode(Hostname::INVALID_HOSTNAME_ERROR)
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->assertRaised();
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}
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public function getInvalidDomains()
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{
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return [
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['acme..com'],
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['qq--.com'],
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['-example.com'],
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['example-.com'],
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[sprintf('%s.com', str_repeat('a', 300))],
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];
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}
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/**
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* @dataProvider getReservedDomains
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*/
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public function testReservedDomainsPassValidationIfTldNotRequired($domain)
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{
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$this->validator->validate($domain, new Hostname(['requireTld' => false]));
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$this->assertNoViolation();
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}
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/**
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* @dataProvider getReservedDomains
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*/
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public function testReservedDomainsRaiseViolationIfTldRequired($domain)
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{
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$this->validator->validate($domain, new Hostname([
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'message' => 'myMessage',
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'requireTld' => true,
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]));
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$this->buildViolation('myMessage')
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->setParameter('{{ value }}', '"'.$domain.'"')
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->setCode(Hostname::INVALID_HOSTNAME_ERROR)
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->assertRaised();
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}
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public function getReservedDomains()
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{
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return [
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['example'],
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['foo.example'],
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['invalid'],
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['bar.invalid'],
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['localhost'],
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['lol.localhost'],
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['test'],
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['abc.test'],
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];
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}
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/**
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* @dataProvider getTopLevelDomains
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*/
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public function testTopLevelDomainsPassValidationIfTldNotRequired($domain)
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{
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$this->validator->validate($domain, new Hostname(['requireTld' => false]));
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$this->assertNoViolation();
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}
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/**
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* @dataProvider getTopLevelDomains
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*/
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public function testTopLevelDomainsRaiseViolationIfTldRequired($domain)
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{
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$this->validator->validate($domain, new Hostname([
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'message' => 'myMessage',
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'requireTld' => true,
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]));
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$this->buildViolation('myMessage')
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->setParameter('{{ value }}', '"'.$domain.'"')
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->setCode(Hostname::INVALID_HOSTNAME_ERROR)
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->assertRaised();
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}
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public function getTopLevelDomains()
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{
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return [
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['com'],
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['net'],
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['org'],
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['etc'],
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];
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}
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protected function createValidator()
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{
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return new HostnameValidator();
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}
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}

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