Avoid notice in DirectionDetectorPlugin when dealing with empty string.

2010-10-18 12:23:01 -07:00 · 2010-10-18 12:23:01 -07:00 · d67a9b437c
commit d67a9b437c
parent e04a6ef93e
1 changed files with 3 additions and 0 deletions
--- a/plugins/DirectionDetector/DirectionDetectorPlugin.php
+++ b/plugins/DirectionDetector/DirectionDetectorPlugin.php
@ -81,6 +81,9 @@ class DirectionDetectorPlugin extends Plugin {
     * @return boolean
     */
    public static function startsWithRTLCharacter($str){
+        if (strlen($str) < 1) {
+            return false;
+        }
        if( is_array($cc = self::utf8ToUnicode(mb_substr($str, 0, 1, 'utf-8'))) )
            $cc = $cc[0];
        else