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<?php |
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/** |
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* @package s9e\TextFormatter |
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* @copyright Copyright (c) 2010-2017 The s9e Authors |
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* @license http://www.opensource.org/licenses/mit-license.php The MIT License |
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*/ |
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namespace s9e\TextFormatter\Parser\AttributeFilters; |
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class NetworkFilter |
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{ |
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/** |
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* Filter an IP value (includes IPv4 and IPv6) |
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* |
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* @param string $attrValue Original value |
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* @return mixed Filtered value, or FALSE if invalid |
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*/ |
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public static function filterIp($attrValue) |
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{ |
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return filter_var($attrValue, FILTER_VALIDATE_IP); |
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} |
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/** |
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* Filter an IP:port value (includes IPv4 and IPv6) |
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* |
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* @param string $attrValue Original value |
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* @return mixed Filtered value, or FALSE if invalid |
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*/ |
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public static function filterIpport($attrValue) |
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{ |
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if (preg_match('/^\\[([^\\]]+)(\\]:[1-9][0-9]*)$/D', $attrValue, $m)) |
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{ |
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$ip = self::filterIpv6($m[1]); |
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if ($ip === false) |
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{ |
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return false; |
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} |
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return '[' . $ip . $m[2]; |
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} |
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if (preg_match('/^([^:]+)(:[1-9][0-9]*)$/D', $attrValue, $m)) |
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{ |
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$ip = self::filterIpv4($m[1]); |
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if ($ip === false) |
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{ |
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return false; |
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} |
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return $ip . $m[2]; |
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} |
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return false; |
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} |
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/** |
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* Filter an IPv4 value |
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* |
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* @param string $attrValue Original value |
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* @return mixed Filtered value, or FALSE if invalid |
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*/ |
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public static function filterIpv4($attrValue) |
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{ |
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return filter_var($attrValue, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4); |
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} |
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/** |
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* Filter an IPv6 value |
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* |
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* @param string $attrValue Original value |
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* @return mixed Filtered value, or FALSE if invalid |
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*/ |
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public static function filterIpv6($attrValue) |
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{ |
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return filter_var($attrValue, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6); |
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} |
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} |
s9e /
TextFormatter
