compute duration

diff --git a/teleforma/models/core.py b/teleforma/models/core.py
index cb296faaed96aa4f976d27500999b8371b3ea61a..3d6447f6a34d13c4123416250b43e4fe58adf763 100644 (file)
--- a/teleforma/models/core.py
+++ b/teleforma/models/core.py
@@ -1104,6 +1104,8 @@ class Media(MediaBase):
         super(Media, self).save(**kwargs)
         if self.course:
             self.course.save()
+        if not self.duration:
+            self.set_duration()
 
     def poster_url(self, geometry='640'):
         url = ''