[hamster-applet] make sure we return an integer as otherwise dbus will be really really angry and eat your lunch

[Toms Baugis <tbaugis src gnome org>]

commit 6d84c9adade60cb50606d0382201482ef534331c
Author: Toms Bauģis <toms baugis gmail com>
Date:   Thu Aug 19 12:48:01 2010 +0100

    make sure we return an integer as otherwise dbus will be really really angry and eat your lunch

 src/hamster/storage.py |    9 ++++-----
 1 files changed, 4 insertions(+), 5 deletions(-)
---
diff --git a/src/hamster/storage.py b/src/hamster/storage.py
index 26b4399..91baf6f 100644
--- a/src/hamster/storage.py
+++ b/src/hamster/storage.py
@@ -108,15 +108,13 @@ class Storage(dbus.service.Object):
     def AddFact(self, activity_name, tags, start_time, end_time,
                 category_name = None, description = None, temporary = False):
 
+        start_time = start_time or None
         if start_time:
             start_time = dt.datetime.utcfromtimestamp(start_time)
-        else:
-            start_time = None
 
+        end_time = end_time or None
         if end_time:
             end_time = dt.datetime.utcfromtimestamp(end_time)
-        else:
-            end_time = None
 
         self.start_transaction()
         result = self.__add_fact(activity_name, tags, start_time, end_time, category_name, description, temporary)
@@ -124,7 +122,8 @@ class Storage(dbus.service.Object):
 
         if result:
             self.FactsChanged()
-        return result
+
+        return result or 0
 
 
     @dbus.service.method("org.gnome.Hamster", in_signature='i', out_signature='(iiissisasii)')