[hamster-applet/windows] Prevent reading empty strings from configuration file

[Matthew Howle <mdhowle src gnome org>]

commit ba42548ef218141d0dac09373450d6efe4f0c859
Author: Matthew Howle <matthew howle org>
Date:   Sun Apr 17 21:38:52 2011 -0400

    Prevent reading empty strings from configuration file

 src/hamster/configuration.py |    9 ++++++++-
 1 files changed, 8 insertions(+), 1 deletions(-)
---
diff --git a/src/hamster/configuration.py b/src/hamster/configuration.py
index 63a1500..9c75a61 100644
--- a/src/hamster/configuration.py
+++ b/src/hamster/configuration.py
@@ -233,7 +233,10 @@ class INIStore(gobject.GObject, Singleton):
             if vtype is bool:
                 return self._client.getboolean(self.SECTION, key)
             elif vtype is str:
-                return self._client.get(self.SECTION, key)
+                temp = self._client.get(self.SECTION, key)
+                if not temp: 
+                    return None
+                return temp
             elif vtype is int:
                 return self._client.getint(self.SECTION, key)
             elif vtype in (list, tuple):
@@ -241,6 +244,8 @@ class INIStore(gobject.GObject, Singleton):
                 temp = self._client.get(self.SECTION, key)
                 for i in temp.split(','):
                     l.append(i.strip())
+                if not l: 
+                    return None
                 return l
         except configparser.NoOptionError:
             return None
@@ -248,6 +253,8 @@ class INIStore(gobject.GObject, Singleton):
             return None
         except AttributeError:
             return None
+        except ValueError:
+            return None
 
         return None