ZP-171

- fixed: make sure Utils::Utf8_truncate() always uses an integer as length

git-svn-id: https://z-push.org/svn/z-push/trunk@1378 b7dd7b3b-3a3c-0410-9da9-bee62a6cc5b5

src/lib/utils/utils.php

@@ -316,6 +316,9 @@ class Utils {
      * @return string truncated string
      */
     static public function Utf8_truncate($string, $length) {
+        // make sure length is always an interger
+        $length = (int)$length;
+
         if (strlen($string) <= $length)
             return $string;