1: <?php
2:
3: 4: 5: 6: 7: 8: 9: 10: 11: 12:
13:
14: namespace Jyxo\Input\Validator;
15:
16: 17: 18: 19: 20: 21: 22: 23: 24: 25:
26: class IsIpV6 extends \Jyxo\Input\Validator\AbstractValidator
27: {
28: 29: 30: 31: 32: 33:
34: public function isValid($value)
35: {
36: $pattern8bit = '(?:25[0-5]|2[0-4][0-9]|[0-1]?[0-9]?[0-9])';
37: $patternIpV4 = '(?:' . $pattern8bit . '(?:[.]' . $pattern8bit . '){3})';
38:
39:
40: $patternIpV6Variant8Hex = '(?:(?:[0-9a-f]{1,4}:){7}[0-9a-f]{1,4})';
41:
42: $patternIpV6VariantCompressedHex = '(?:(?:(?:[0-9a-f]{1,4}(?::[0-9a-f]{1,4})*)?)::(?:(?:[0-9a-f]{1,4}(?::[0-9a-f]{1,4})*)?))';
43:
44: $patternIpV6VariantHex4Dec = '(?:(?:(?:[0-9a-f]{1,4}:){6})' . $patternIpV4 . ')';
45:
46: $patternIpV6VariantCompressedHex4Dec = '(?:(?:(?:[0-9a-f]{1,4}(?::[0-9a-f]{1,4})*)?)::(?:(?:[0-9a-f]{1,4}:)*)' . $patternIpV4 . ')';
47: $patternIpV6 = '(?:' . $patternIpV6Variant8Hex . '|' . $patternIpV6VariantCompressedHex . '|' . $patternIpV6VariantHex4Dec . '|' . $patternIpV6VariantCompressedHex4Dec . ')';
48:
49: if (!preg_match('~^' . $patternIpV6 . '$~', (string) $value)) {
50: return false;
51: }
52:
53: return true;
54: }
55: }
56: