1 <?php

     2 

     3 /*

     4  * This file is part of the Symfony package.

     5  *

     6  * (c) Fabien Potencier <fabien@symfony.com>

     7  *

     8  * For the full copyright and license information, please view the LICENSE

     9  * file that was distributed with this source code.

    10  */

    11 

    12 namespace Symfony\Component\Validator\Constraints;

    13 

    14 use Symfony\Component\Validator\Exception\ConstraintDefinitionException;

    15 use Symfony\Component\Validator\Constraint;

    16 

    17 /**

    18  * Validates that a value is a valid IP address

    19  *

    20  * @Annotation

    21  * @author Bernhard Schussek <bernhard.schussek@symfony.com>

    22  * @author Joseph Bielawski <stloyd@gmail.com>

    23  *

    24  * @api

    25  */

    26 class Ip extends Constraint

    27 {

    28     const V4 = '4';

    29     const V6 = '6';

    30     const ALL = 'all';

    31 

    32     // adds FILTER_FLAG_NO_PRIV_RANGE flag (skip private ranges)

    33     const V4_NO_PRIV = '4_no_priv';

    34     const V6_NO_PRIV = '6_no_priv';

    35     const ALL_NO_PRIV = 'all_no_priv';

    36 

    37     // adds FILTER_FLAG_NO_RES_RANGE flag (skip reserved ranges)

    38     const V4_NO_RES = '4_no_res';

    39     const V6_NO_RES = '6_no_res';

    40     const ALL_NO_RES = 'all_no_res';

    41 

    42     // adds FILTER_FLAG_NO_PRIV_RANGE and FILTER_FLAG_NO_RES_RANGE flags (skip both)

    43     const V4_ONLY_PUBLIC = '4_public';

    44     const V6_ONLY_PUBLIC = '6_public';

    45     const ALL_ONLY_PUBLIC = 'all_public';

    46 

    47     static protected $versions = array(

    48         self::V4,

    49         self::V6,

    50         self::ALL,

    51 

    52         self::V4_NO_PRIV,

    53         self::V6_NO_PRIV,

    54         self::ALL_NO_PRIV,

    55 

    56         self::V4_NO_RES,

    57         self::V6_NO_RES,

    58         self::ALL_NO_RES,

    59 

    60         self::V4_ONLY_PUBLIC,

    61         self::V6_ONLY_PUBLIC,

    62         self::ALL_ONLY_PUBLIC,

    63     );

    64 

    65     public $version = self::V4;

    66 

    67     public $message = 'This is not a valid IP address';

    68 

    69     /**

    70      * {@inheritDoc}

    71      */

    72     public function __construct($options = null)

    73     {

    74         parent::__construct($options);

    75 

    76         if (!in_array($this->version, self::$versions)) {

    77             throw new ConstraintDefinitionException(sprintf('The option "version" must be one of "%s"', implode('", "', self::$versions)));

    78         }

    79     }

    80 }