Updated OSB to work with KH 3.1

application/classes/valid.php

@@ -0,0 +1,27 @@
+<?php defined('SYSPATH') or die('No direct access allowed.');
+
+/**
+ * Array and variable validation.
+ *
+ * @package    OSB/Modifications
+ * @category   Classes
+ * @author     Deon George
+ * @copyright  (c) 2010 Deon George
+ * @license    http://dev.leenooks.net/license.html
+ */
+class Valid extends Kohana_Valid {
+	/**
+	 * Checks if a field matches the value of another field, if it is set.
+	 * Field is ignored if it is blank.
+	 *
+	 * @param   array    array of values
+	 * @param   string   field name
+	 * @param   string   field name to match
+	 * @return  boolean
+	 */
+	public static function matches_ifset($array, $field, $match)
+	{   
+		return isset($array[$match]) ? ($array[$field] === $array[$match]) : TRUE;
+	}
+}
+?>