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Commitd930263

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Added HostnameValidator
1 parent519ba3c commitd930263

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3 files changed

+275
-0
lines changed

3 files changed

+275
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lines changed
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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 <fabien@symfony.com>
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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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namespaceSymfony\Component\Validator\Constraints;
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useSymfony\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 <dpoddubny@gmail.com>
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*/
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class Hostnameextends Constraint
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{
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constINVALID_HOSTNAME_ERROR ='7057ffdb-0af4-4f7e-bd5e-e9acfa6d7a2d';
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protectedstatic$errorNames = [
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self::INVALID_HOSTNAME_ERROR =>'INVALID_FORMAT_ERROR',
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];
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public$message ='This value is not a valid hostname';
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public$requireTld =true;
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}
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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 <fabien@symfony.com>
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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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namespaceSymfony\Component\Validator\Constraints;
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useSymfony\Component\Validator\Constraint;
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useSymfony\Component\Validator\ConstraintValidator;
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useSymfony\Component\Validator\Exception\UnexpectedTypeException;
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useSymfony\Component\Validator\Exception\UnexpectedValueException;
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/**
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* @author Dmitrii Poddubnyi <dpoddubny@gmail.com>
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*/
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class HostnameValidatorextends 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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privateconstRESERVED_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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publicfunctionvalidate($value,Constraint$constraint)
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{
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if (!$constraintinstanceof Hostname) {
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thrownewUnexpectedTypeException($constraint,__NAMESPACE__.'\Domain');
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}
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if (null ===$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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thrownewUnexpectedValueException($value,'string');
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}
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$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($value))
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->setCode(Hostname::INVALID_HOSTNAME_ERROR)
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->addViolation();
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}
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}
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privatefunctionisValid(string$domain):bool
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{
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returnfalse !==filter_var($domain,FILTER_VALIDATE_DOMAIN,FILTER_FLAG_HOSTNAME);
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}
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privatefunctionhasValidTld(string$domain):bool
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{
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returnfalse !==mb_strpos($domain,'.') && !$this->hasReservedTld($domain);
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}
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privatefunctionhasReservedTld(string$domain):bool
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{
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$parts =explode('.',$domain);
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$domain =end($parts);
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$domain =mb_strtolower($domain);
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return\in_array($domain,self::RESERVED_TLDS,true);
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}
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}
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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 <fabien@symfony.com>
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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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namespaceSymfony\Component\Validator\Tests\Constraints;
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useSymfony\Component\Validator\Constraints\Hostname;
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useSymfony\Component\Validator\Constraints\HostnameValidator;
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useSymfony\Component\Validator\Test\ConstraintValidatorTestCase;
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/**
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* @author Dmitrii Poddubnyi <dpoddubny@gmail.com>
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*/
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class HostnameValidatorTestextends ConstraintValidatorTestCase
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{
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protectedfunctioncreateValidator()
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{
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returnnewHostnameValidator();
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}
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publicfunctiontestNullIsValid()
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{
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$this->validator->validate(null,newHostname());
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$this->assertNoViolation();
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}
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publicfunctiontestEmptyStringIsValid()
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{
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$this->validator->validate('',newHostname());
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$this->assertNoViolation();
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}
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/**
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* @expectedException \Symfony\Component\Validator\Exception\UnexpectedValueException
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*/
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publicfunctiontestExpectsStringCompatibleType()
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{
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$this->validator->validate(new \stdClass(),newHostname());
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}
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/**
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* @dataProvider getValidTldDomains
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*/
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publicfunctiontestValidTldDomainsPassValidationIfTldRequired($domain)
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{
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$this->validator->validate($domain,newHostname());
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$this->assertNoViolation();
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}
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/**
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* @dataProvider getValidTldDomains
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*/
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publicfunctiontestValidTldDomainsPassValidationIfTldNotRequired($domain)
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{
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$this->validator->validate($domain,newHostname(['requireTld' =>false]));
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$this->assertNoViolation();
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}
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publicfunctiongetValidTldDomains()
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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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publicfunctiontestInvalidDomainsRaiseViolationIfTldRequired($domain)
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{
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$this->validator->validate($domain,newHostname([
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'message' =>'myMessage',
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]));
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$this->buildViolation('myMessage')
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->setParameter('{{ value }}','"'.$domain.'"')
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->setCode(Hostname::INVALID_HOSTNAME_ERROR)
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->assertRaised();
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}
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/**
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* @dataProvider getInvalidDomains
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*/
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publicfunctiontestInvalidDomainsRaiseViolationIfTldNotRequired($domain)
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{
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$this->validator->validate($domain,newHostname([
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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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publicfunctiongetInvalidDomains()
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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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publicfunctiontestReservedDomainsPassValidationIfTldNotRequired($domain)
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{
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$this->validator->validate($domain,newHostname(['requireTld' =>false]));
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$this->assertNoViolation();
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}
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/**
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* @dataProvider getReservedDomains
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*/
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publicfunctiontestReservedDomainsRaiseViolationIfTldRequired($domain)
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{
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$this->validator->validate($domain,newHostname([
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'message' =>'myMessage',
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'requireTld' =>true,
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]));
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$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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publicfunctiongetReservedDomains()
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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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