diff options
Diffstat (limited to '3rdparty/htmlpurifier/library/HTMLPurifier/AttrDef/URI/IPv6.php')
-rw-r--r-- | 3rdparty/htmlpurifier/library/HTMLPurifier/AttrDef/URI/IPv6.php | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/3rdparty/htmlpurifier/library/HTMLPurifier/AttrDef/URI/IPv6.php b/3rdparty/htmlpurifier/library/HTMLPurifier/AttrDef/URI/IPv6.php deleted file mode 100644 index f243793ee..000000000 --- a/3rdparty/htmlpurifier/library/HTMLPurifier/AttrDef/URI/IPv6.php +++ /dev/null @@ -1,89 +0,0 @@ -<?php - -/** - * Validates an IPv6 address. - * @author Feyd @ forums.devnetwork.net (public domain) - * @note This function requires brackets to have been removed from address - * in URI. - */ -class HTMLPurifier_AttrDef_URI_IPv6 extends HTMLPurifier_AttrDef_URI_IPv4 -{ - - /** - * @param string $aIP - * @param HTMLPurifier_Config $config - * @param HTMLPurifier_Context $context - * @return bool|string - */ - public function validate($aIP, $config, $context) - { - if (!$this->ip4) { - $this->_loadRegex(); - } - - $original = $aIP; - - $hex = '[0-9a-fA-F]'; - $blk = '(?:' . $hex . '{1,4})'; - $pre = '(?:/(?:12[0-8]|1[0-1][0-9]|[1-9][0-9]|[0-9]))'; // /0 - /128 - - // prefix check - if (strpos($aIP, '/') !== false) { - if (preg_match('#' . $pre . '$#s', $aIP, $find)) { - $aIP = substr($aIP, 0, 0 - strlen($find[0])); - unset($find); - } else { - return false; - } - } - - // IPv4-compatiblity check - if (preg_match('#(?<=:' . ')' . $this->ip4 . '$#s', $aIP, $find)) { - $aIP = substr($aIP, 0, 0 - strlen($find[0])); - $ip = explode('.', $find[0]); - $ip = array_map('dechex', $ip); - $aIP .= $ip[0] . $ip[1] . ':' . $ip[2] . $ip[3]; - unset($find, $ip); - } - - // compression check - $aIP = explode('::', $aIP); - $c = count($aIP); - if ($c > 2) { - return false; - } elseif ($c == 2) { - list($first, $second) = $aIP; - $first = explode(':', $first); - $second = explode(':', $second); - - if (count($first) + count($second) > 8) { - return false; - } - - while (count($first) < 8) { - array_push($first, '0'); - } - - array_splice($first, 8 - count($second), 8, $second); - $aIP = $first; - unset($first, $second); - } else { - $aIP = explode(':', $aIP[0]); - } - $c = count($aIP); - - if ($c != 8) { - return false; - } - - // All the pieces should be 16-bit hex strings. Are they? - foreach ($aIP as $piece) { - if (!preg_match('#^[0-9a-fA-F]{4}$#s', sprintf('%04s', $piece))) { - return false; - } - } - return $original; - } -} - -// vim: et sw=4 sts=4 |