first commit

libraries/phputf8/stristr.php

@@ -0,0 +1,38 @@
+<?php
+/**
+* @version $Id$
+* @package utf8
+* @subpackage strings
+*/
+
+//---------------------------------------------------------------
+/**
+* UTF-8 aware alternative to stristr
+* Find first occurrence of a string using case insensitive comparison
+* Note: requires utf8_strtolower
+* @param string
+* @param string
+* @return int
+* @see http://www.php.net/strcasecmp
+* @see utf8_strtolower
+* @package utf8
+* @subpackage strings
+*/
+function utf8_stristr($str, $search) {
+
+    if ( strlen($search) == 0 ) {
+        return $str;
+    }
+
+    $lstr = utf8_strtolower($str);
+    $lsearch = utf8_strtolower($search);
+    //JOOMLA SPECIFIC FIX - BEGIN
+    preg_match('/^(.*)'.preg_quote($lsearch, '/').'/Us',$lstr, $matches);
+    //JOOMLA SPECIFIC FIX - END
+
+    if ( count($matches) == 2 ) {
+        return substr($str, strlen($matches[1]));
+    }
+
+    return FALSE;
+}