--- /dev/null
+<?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\Exception\ConstraintDefinitionException;
+
+/**
+ * Validates that a value is a valid IP address.
+ *
+ * @Annotation
+ * @Target({"PROPERTY", "METHOD", "ANNOTATION"})
+ *
+ * @author Bernhard Schussek <bschussek@gmail.com>
+ * @author Joseph Bielawski <stloyd@gmail.com>
+ */
+class Ip extends Constraint
+{
+ const V4 = '4';
+ const V6 = '6';
+ const ALL = 'all';
+
+ // adds FILTER_FLAG_NO_PRIV_RANGE flag (skip private ranges)
+ const V4_NO_PRIV = '4_no_priv';
+ const V6_NO_PRIV = '6_no_priv';
+ const ALL_NO_PRIV = 'all_no_priv';
+
+ // adds FILTER_FLAG_NO_RES_RANGE flag (skip reserved ranges)
+ const V4_NO_RES = '4_no_res';
+ const V6_NO_RES = '6_no_res';
+ const ALL_NO_RES = 'all_no_res';
+
+ // adds FILTER_FLAG_NO_PRIV_RANGE and FILTER_FLAG_NO_RES_RANGE flags (skip both)
+ const V4_ONLY_PUBLIC = '4_public';
+ const V6_ONLY_PUBLIC = '6_public';
+ const ALL_ONLY_PUBLIC = 'all_public';
+
+ const INVALID_IP_ERROR = 'b1b427ae-9f6f-41b0-aa9b-84511fbb3c5b';
+
+ protected static $versions = array(
+ self::V4,
+ self::V6,
+ self::ALL,
+
+ self::V4_NO_PRIV,
+ self::V6_NO_PRIV,
+ self::ALL_NO_PRIV,
+
+ self::V4_NO_RES,
+ self::V6_NO_RES,
+ self::ALL_NO_RES,
+
+ self::V4_ONLY_PUBLIC,
+ self::V6_ONLY_PUBLIC,
+ self::ALL_ONLY_PUBLIC,
+ );
+
+ protected static $errorNames = array(
+ self::INVALID_IP_ERROR => 'INVALID_IP_ERROR',
+ );
+
+ public $version = self::V4;
+
+ public $message = 'This is not a valid IP address.';
+
+ /**
+ * {@inheritdoc}
+ */
+ public function __construct($options = null)
+ {
+ parent::__construct($options);
+
+ if (!in_array($this->version, self::$versions)) {
+ throw new ConstraintDefinitionException(sprintf('The option "version" must be one of "%s"', implode('", "', self::$versions)));
+ }
+ }
+}