Convert session timeout to seconds when it is set

This avoids problems if the rails Duration class changes
representation between different versions of rails.

diff --git a/lib/session_persistence.rb b/lib/session_persistence.rb
index ac0e690c23e8c0616138d7b3cbdafe8a7b52c13d..5e933f48a39151360ad45616866d13e8cbecb3c1 100644 (file)
--- a/lib/session_persistence.rb
+++ b/lib/session_persistence.rb
@@ -41,7 +41,7 @@ module SessionPersistence
   #   session_expires_after 1.hour
   #   session_expires_after 2.weeks
   def session_expires_after(seconds)
-    session[session_persistence_key] = seconds
+    session[session_persistence_key] = seconds.to_i
   end
 
   # Expire the session.