1 files changed, 0 insertions, 45 deletions
diff --git a/library/HTMLPurifier/AttrDef/URI/IPv4.php b/library/HTMLPurifier/AttrDef/URI/IPv4.php
deleted file mode 100644
index 30ac16c9e..000000000
--- a/library/HTMLPurifier/AttrDef/URI/IPv4.php
+++ /dev/null
@@ -1,45 +0,0 @@
-<?php
-
-/**
- * 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