[nanny: 4/7] LinuxUsersManager: Add get_username_by_uid helper

[Roberto Majadas <telemaco src gnome org>]

commit 54b1d3e2066b9fe2fa5bc920961bc1a738fbd00e
Author: Roberto Majadas <roberto majadas openshine com>
Date:   Sat Jun 4 02:22:28 2011 +0200

    LinuxUsersManager: Add get_username_by_uid helper

 daemon/src/LinuxUsersManager.py |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/daemon/src/LinuxUsersManager.py b/daemon/src/LinuxUsersManager.py
index 566ede0..3331b49 100644
--- a/daemon/src/LinuxUsersManager.py
+++ b/daemon/src/LinuxUsersManager.py
@@ -47,6 +47,13 @@ class LinuxUsersManager:
         self.users = users
         return users
 
+    def get_username_by_uid(self, uid):
+        for id, name, name_ext in self.get_users():
+            if int(uid) == int(id):
+                return name
+        else:
+            return ''
+
     def has_changes (self):
         if self.last_mdate == None :
             return True