110 lines
5.8 KiB
PHP
110 lines
5.8 KiB
PHP
<?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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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\InvalidOptionsException;
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use Symfony\Component\Validator\Exception\UnexpectedTypeException;
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/**
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* @author Bernhard Schussek <bschussek@gmail.com>
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*/
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class UrlValidator extends ConstraintValidator
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{
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const PATTERN = '~^
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(%s):// # protocol
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(([\.\pL\pN-]+:)?([\.\pL\pN-]+)@)? # basic auth
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(
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([\pL\pN\pS\-\.])+(\.?([\pL\pN]|xn\-\-[\pL\pN-]+)+\.?) # a domain name
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| # or
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\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3} # an IP address
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| # or
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\[
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(?:(?:(?:(?:(?:(?:(?:[0-9a-f]{1,4})):){6})(?:(?:(?:(?:(?:[0-9a-f]{1,4})):(?:(?:[0-9a-f]{1,4})))|(?:(?:(?:(?:(?:25[0-5]|(?:[1-9]|1[0-9]|2[0-4])?[0-9]))\.){3}(?:(?:25[0-5]|(?:[1-9]|1[0-9]|2[0-4])?[0-9])))))))|(?:(?:::(?:(?:(?:[0-9a-f]{1,4})):){5})(?:(?:(?:(?:(?:[0-9a-f]{1,4})):(?:(?:[0-9a-f]{1,4})))|(?:(?:(?:(?:(?:25[0-5]|(?:[1-9]|1[0-9]|2[0-4])?[0-9]))\.){3}(?:(?:25[0-5]|(?:[1-9]|1[0-9]|2[0-4])?[0-9])))))))|(?:(?:(?:(?:(?:[0-9a-f]{1,4})))?::(?:(?:(?:[0-9a-f]{1,4})):){4})(?:(?:(?:(?:(?:[0-9a-f]{1,4})):(?:(?:[0-9a-f]{1,4})))|(?:(?:(?:(?:(?:25[0-5]|(?:[1-9]|1[0-9]|2[0-4])?[0-9]))\.){3}(?:(?:25[0-5]|(?:[1-9]|1[0-9]|2[0-4])?[0-9])))))))|(?:(?:(?:(?:(?:(?:[0-9a-f]{1,4})):){0,1}(?:(?:[0-9a-f]{1,4})))?::(?:(?:(?:[0-9a-f]{1,4})):){3})(?:(?:(?:(?:(?:[0-9a-f]{1,4})):(?:(?:[0-9a-f]{1,4})))|(?:(?:(?:(?:(?:25[0-5]|(?:[1-9]|1[0-9]|2[0-4])?[0-9]))\.){3}(?:(?:25[0-5]|(?:[1-9]|1[0-9]|2[0-4])?[0-9])))))))|(?:(?:(?:(?:(?:(?:[0-9a-f]{1,4})):){0,2}(?:(?:[0-9a-f]{1,4})))?::(?:(?:(?:[0-9a-f]{1,4})):){2})(?:(?:(?:(?:(?:[0-9a-f]{1,4})):(?:(?:[0-9a-f]{1,4})))|(?:(?:(?:(?:(?:25[0-5]|(?:[1-9]|1[0-9]|2[0-4])?[0-9]))\.){3}(?:(?:25[0-5]|(?:[1-9]|1[0-9]|2[0-4])?[0-9])))))))|(?:(?:(?:(?:(?:(?:[0-9a-f]{1,4})):){0,3}(?:(?:[0-9a-f]{1,4})))?::(?:(?:[0-9a-f]{1,4})):)(?:(?:(?:(?:(?:[0-9a-f]{1,4})):(?:(?:[0-9a-f]{1,4})))|(?:(?:(?:(?:(?:25[0-5]|(?:[1-9]|1[0-9]|2[0-4])?[0-9]))\.){3}(?:(?:25[0-5]|(?:[1-9]|1[0-9]|2[0-4])?[0-9])))))))|(?:(?:(?:(?:(?:(?:[0-9a-f]{1,4})):){0,4}(?:(?:[0-9a-f]{1,4})))?::)(?:(?:(?:(?:(?:[0-9a-f]{1,4})):(?:(?:[0-9a-f]{1,4})))|(?:(?:(?:(?:(?:25[0-5]|(?:[1-9]|1[0-9]|2[0-4])?[0-9]))\.){3}(?:(?:25[0-5]|(?:[1-9]|1[0-9]|2[0-4])?[0-9])))))))|(?:(?:(?:(?:(?:(?:[0-9a-f]{1,4})):){0,5}(?:(?:[0-9a-f]{1,4})))?::)(?:(?:[0-9a-f]{1,4})))|(?:(?:(?:(?:(?:(?:[0-9a-f]{1,4})):){0,6}(?:(?:[0-9a-f]{1,4})))?::))))
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\] # an IPv6 address
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)
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(:[0-9]+)? # a port (optional)
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(?:/ (?:[\pL\pN\-._\~!$&\'()*+,;=:@]|%%[0-9A-Fa-f]{2})* )* # a path
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(?:\? (?:[\pL\pN\-._\~!$&\'()*+,;=:@/?]|%%[0-9A-Fa-f]{2})* )? # a query (optional)
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(?:\# (?:[\pL\pN\-._\~!$&\'()*+,;=:@/?]|%%[0-9A-Fa-f]{2})* )? # a fragment (optional)
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$~ixu';
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/**
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* {@inheritdoc}
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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 Url) {
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throw new UnexpectedTypeException($constraint, __NAMESPACE__.'\Url');
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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 UnexpectedTypeException($value, 'string');
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}
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$value = (string) $value;
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if ('' === $value) {
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return;
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}
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$pattern = sprintf(static::PATTERN, implode('|', $constraint->protocols));
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if (!preg_match($pattern, $value)) {
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$this->context->buildViolation($constraint->message)
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->setParameter('{{ value }}', $this->formatValue($value))
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->setCode(Url::INVALID_URL_ERROR)
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->addViolation();
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return;
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}
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if ($constraint->checkDNS) {
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// backwards compatibility
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if (true === $constraint->checkDNS) {
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$constraint->checkDNS = Url::CHECK_DNS_TYPE_ANY;
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@trigger_error(sprintf('Use of the boolean TRUE for the "checkDNS" option in %s is deprecated. Use Url::CHECK_DNS_TYPE_ANY instead.', Url::class), E_USER_DEPRECATED);
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}
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if (!\in_array($constraint->checkDNS, array(
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Url::CHECK_DNS_TYPE_ANY,
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Url::CHECK_DNS_TYPE_A,
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Url::CHECK_DNS_TYPE_A6,
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Url::CHECK_DNS_TYPE_AAAA,
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Url::CHECK_DNS_TYPE_CNAME,
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Url::CHECK_DNS_TYPE_MX,
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Url::CHECK_DNS_TYPE_NAPTR,
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Url::CHECK_DNS_TYPE_NS,
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Url::CHECK_DNS_TYPE_PTR,
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Url::CHECK_DNS_TYPE_SOA,
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Url::CHECK_DNS_TYPE_SRV,
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Url::CHECK_DNS_TYPE_TXT,
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), true)) {
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throw new InvalidOptionsException(sprintf('Invalid value for option "checkDNS" in constraint %s', \get_class($constraint)), array('checkDNS'));
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}
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$host = parse_url($value, PHP_URL_HOST);
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if (!\is_string($host) || !checkdnsrr($host, $constraint->checkDNS)) {
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$this->context->buildViolation($constraint->dnsMessage)
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->setParameter('{{ value }}', $this->formatValue($host))
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->setCode(Url::INVALID_URL_ERROR)
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->addViolation();
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}
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}
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}
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}
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