File ManagerCurrent Directory: wp-content/plugins/wpforms/vendor_prefixed/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/URILinux appserver-0d5e4f1e-php-cc8da225320a42ba9b7d66cba40b1f03 6.6.123+ #1 SMP PREEMPT_DYNAMIC Wed Mar 11 09:04:28 UTC 2026 x86_64Edit File: IPv4.php <?php namespace WPForms\Vendor; /** * Validates an IPv4 address * @author Feyd @ forums.devnetwork.net (public domain) */ class HTMLPurifier_AttrDef_URI_IPv4 extends HTMLPurifier_AttrDef { /** * IPv4 regex, protected so that IPv6 can reuse it. * @type string */ protected $ip4; /** * @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(); } if (\preg_match('#^' . $this->ip4 . '$#s', $aIP)) { return $aIP; } return \false; } /** * Lazy load function to prevent regex from being stuffed in * cache. */ protected function _loadRegex() { $oct = '(?:25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9][0-9]|[0-9])'; // 0-255 $this->ip4 = "(?:{$oct}\\.{$oct}\\.{$oct}\\.{$oct})"; } } // vim: et sw=4 sts=4 Upload File Directory Listing NameTypeSizeActions.. (Parent Directory)DirEmailDirectory Rename | DeleteEmail.phpFile366.00 B Rename | Delete | EditHost.phpFile5.05 KB Rename | Delete | EditIPv4.phpFile1.01 KB Rename | Delete | EditIPv6.phpFile2.47 KB Rename | Delete | Edit