Add getDefaultUserName.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@4796 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Subversion/Tool/SubversionTool.py

@@ -95,6 +95,14 @@ class SubversionTool(UniqueObject, Folder):
       raise Unauthorized, 'unauthorized access to path %s' % path
     return path
 
+  def getDefaultUserName(self):
+    """Return a default user name.
+    """
+    name = self.portal_preferences.getPreferredSubversionUserName()
+    if not name:
+      name = self.portal_membership.getAuthenticatedMember().getUserName()
+    return name
+    
   def _encodeLogin(self, realm, user, password):
     # Encode login information.
     return b64encode(dumps((realm, user, password)))