Added Kohana v3.0.9

includes/kohana/system/utf8/strpos.php

@@ -0,0 +1,27 @@
+<?php defined('SYSPATH') or die('No direct script access.');
+/**
+ * UTF8::strpos
+ *
+ * @package    Kohana
+ * @author     Kohana Team
+ * @copyright  (c) 2007-2010 Kohana Team
+ * @copyright  (c) 2005 Harry Fuecks
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt
+ */
+function _strpos($str, $search, $offset = 0)
+{
+	$offset = (int) $offset;
+
+	if (UTF8::is_ascii($str) AND UTF8::is_ascii($search))
+		return strpos($str, $search, $offset);
+
+	if ($offset == 0)
+	{
+		$array = explode($search, $str, 2);
+		return isset($array[1]) ? UTF8::strlen($array[0]) : FALSE;
+	}
+
+	$str = UTF8::substr($str, $offset);
+	$pos = UTF8::strpos($str, $search);
+	return ($pos === FALSE) ? FALSE : ($pos + $offset);
+}