Fixed server recordings 500 if user doesn't have an email (#1254)

Co-authored-by: Jesus Federico <jesus@123it.ca>

app/controllers/concerns/recorder.rb

@@ -88,7 +88,7 @@ module Recorder
                  r[:name].downcase.include?(search)) ||
                r[:participants].include?(search) ||
                !r[:playbacks].select { |p| p[:type].downcase.include?(search) }.empty? ||
-               (search_name && Room.find_by(bbb_id: r[:meetingID]).owner.email.downcase.include?(search))
+               (search_name && recording_owner(r[:meetingID]).downcase.include?(search))
     end
   end
 
@@ -122,4 +122,11 @@ module Recorder
       recs.reverse
     end
   end
+
+  private
+
+  # Gets the email of the room owner to which the recording belongs to
+  def recording_owner(room_id)
+    Room.find_by(bbb_id: room_id).owner.email.presence || Room.find_by(bbb_id: room_id).owner.username
+  end
 end

app/helpers/admins_helper.rb

@@ -21,7 +21,7 @@ module AdminsHelper
 
   # Gets the email of the room owner to which the recording belongs to
   def recording_owner_email(room_id)
-    Room.find_by(bbb_id: room_id).owner.email
+    Room.find_by(bbb_id: room_id).owner.email.presence || Room.find_by(bbb_id: room_id).owner.username
   end
 
   def admin_invite_registration