1 files changed, 71 insertions, 0 deletions
diff --git a/lib/Zend/Validate/Ip.php b/lib/Zend/Validate/Ip.php
new file mode 100644
index 0000000..67dc95f
--- /dev/null
+++ b/lib/Zend/Validate/Ip.php
@@ -0,0 +1,71 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * @category   Zend
+ * @package    Zend_Validate
+ * @copyright  Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id: Ip.php 13289 2008-12-15 23:18:58Z tjohns $
+ */
+
+/**
+ * @see Zend_Validate_Abstract
+ */
+require_once 'Zend/Validate/Abstract.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Validate
+ * @copyright  Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+class Zend_Validate_Ip extends Zend_Validate_Abstract
+{
+    const NOT_IP_ADDRESS = 'notIpAddress';
+
+    /**
+     * @var array
+     */
+    protected $_messageTemplates = array(
+        self::NOT_IP_ADDRESS => "'%value%' does not appear to be a valid IP address"
+    );
+
+    /**
+     * Defined by Zend_Validate_Interface
+     *
+     * Returns true if and only if $value is a valid IP address
+     *
+     * @param  mixed $value
+     * @return boolean
+     */
+    public function isValid($value)
+    {
+        $valueString = (string) $value;
+
+        $this->_setValue($valueString);
+
+        if ((ip2long($valueString) === false) || (long2ip(ip2long($valueString)) !== $valueString)) {
+            if (!function_exists('inet_pton')) {
+                $this->_error();
+                return false;
+            } else if ((@inet_pton($value) === false) ||(inet_ntop(@inet_pton($value)) !== $valueString)) {
+                $this->_error();
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+}