backporting fix from HEAD

Author: Richard Jones

CHANGES.txt

@@ -2,7 +2,9 @@ This file contains the changes to the Roundup system over time. The entries
 are given with the most recent entry first.
 
 2003-08-?? 0.6.1
+Fixed:
 - Add note about installing cgi-bin with a different interpreter
+- Importing wasn't setting None values explicitly when it should have been
 
 
 2003-08-08 0.6.0

roundup/backends/back_anydbm.py

@@ -15,7 +15,7 @@
 # BASIS, AND THERE IS NO OBLIGATION WHATSOEVER TO PROVIDE MAINTENANCE,
 # SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
 # 
-#$Id: back_anydbm.py,v 1.122 2003-08-12 01:49:30 richard Exp $
+#$Id: back_anydbm.py,v 1.122.2.1 2003-08-26 00:12:28 richard Exp $
 '''
 This module defines a backend that saves the hyperdatabase in a database
 chosen by anydbm. It is guaranteed to always be available in python
@@ -963,7 +963,7 @@ def import_list(self, propnames, proplist):
                     d[self.db.RETIRED_FLAG] = 1
                 continue
             elif value is None:
-                # don't set Nones
+                d[propname] = None
                 continue
 
             prop = properties[propname]

roundup/backends/back_metakit.py

@@ -1,4 +1,4 @@
-# $Id: back_metakit.py,v 1.47 2003-05-09 01:47:50 richard Exp $
+# $Id: back_metakit.py,v 1.47.2.1 2003-08-26 00:12:28 richard Exp $
 '''
    Metakit backend for Roundup, originally by Gordon McMillan.
 
@@ -1209,6 +1209,9 @@ def import_list(self, propnames, proplist):
                 if int(value):
                     d['_isdel'] = 1
                 continue
+            elif value is None:
+                d[propname] = None
+                continue
 
             prop = properties[propname]
             if isinstance(prop, hyperdb.Date):

roundup/backends/rdbms_common.py

@@ -1,4 +1,4 @@
-# $Id: rdbms_common.py,v 1.58 2003-08-12 02:18:46 richard Exp $
+# $Id: rdbms_common.py,v 1.58.2.1 2003-08-26 00:12:28 richard Exp $
 ''' Relational database (SQL) backend common code.
 
 Basics:
@@ -1123,6 +1123,9 @@ def import_list(self, propnames, proplist):
                 if int(value):
                     retire = 1
                 continue
+            elif value is None:
+                d[propname] = None
+                continue
 
             prop = properties[propname]
             if value is None: