Add new analytic page: Average time spent into each column

1 files changed, 4 insertions, 0 deletions

diff --git a/app/Helper/Dt.php b/app/Helper/Dt.php
index be595605..b338fdc8 100644
--- a/app/Helper/Dt.php
+++ b/app/Helper/Dt.php
@@ -21,6 +21,10 @@ class Dt extends \Core\Base
      */
     public function duration($seconds)
     {
+        if ($seconds == 0) {
+            return 0;
+        }
+
         $dtF = new DateTime("@0");
         $dtT = new DateTime("@$seconds");
         return $dtF->diff($dtT)->format('%a days, %h hours, %i minutes and %s seconds');