fix travis issue

2017-07-12 12:32:01 +02:00
parent c9a2277915
commit ece267fe94
3 changed files with 23 additions and 2 deletions
@@ -2469,7 +2469,7 @@ function VancouverBibliographyStyle(&$bibentry) {
  }

  // Ensure punctuation mark at title's end
-  if (strpos(":.;,?!", substr(rtrim($title), -1)) > 0) {
+  if (strlen(rtrim($title))>0 && strpos(":.;,?!", substr(rtrim($title), -1)) > 0) {
    $title = $title . ' ';
  } else {
    $title = $title . '. ';