diff options
Diffstat (limited to 'system')
| -rw-r--r-- | system/libraries/Form_validation.php | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php index 31632762d..ea3bc6de7 100644 --- a/system/libraries/Form_validation.php +++ b/system/libraries/Form_validation.php @@ -1214,6 +1214,14 @@ class CI_Form_validation { $str = $matches[2]; } + // PHP 7 accepts IPv6 addresses within square brackets as hostnames, + // but it appears that the PR that came in with https://bugs.php.net/bug.php?id=68039 + // was never merged into a PHP 5 branch ... https://3v4l.org/8PsSN + if (preg_match('/^\[([^\]]+)\]/', $str, $matches) && ! is_php('7') && filter_var($matches[1], FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) !== FALSE) + { + $str = 'ipv6.host'.substr($str, strlen($matches[1]) + 2); + } + $str = 'http://'.$str; // There's a bug affecting PHP 5.2.13, 5.3.2 that considers the |