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-rw-r--r--plugins/DirectionDetector/DirectionDetectorPlugin.php3
1 files changed, 3 insertions, 0 deletions
diff --git a/plugins/DirectionDetector/DirectionDetectorPlugin.php b/plugins/DirectionDetector/DirectionDetectorPlugin.php
index 1473c386f..4a38f390f 100644
--- 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