make ref update optional

svn: r5780

ChangeLog

@@ -1,3 +1,6 @@
+2006-01-17 Richard Taylor <rjt-gramps@thegrindstone.me.uk>
+        * src/GrampsDb/_GrampsBSDDB.py: make ref update optional
+	
 2006-01-17  Alex Roitman  <shura@gramps-project.org>
 	* src/GrampsDb/_GrampsDbBase.py (redo): Properly abort redo action
 	when no redo is available.

src/GrampsDb/_GrampsBSDDB.py

@@ -586,10 +586,16 @@ class GrampsBSDDB(GrampsDbBase):
 
         primary_cur.close()
         
-    def _update_reference_map(self, obj, transaction):
+    def _update_reference_map(self, obj, transaction, update=True):
+        """
+        If update = True old references are cleaned up and only new references are added
+        if update = False then it is assumed that the object is not already referenced.
+        """
+        
         # Add references to the reference_map for all primary object referenced
         # from the primary object 'obj' or any of its secondary objects.
 
+        if update:
             # FIXME: this needs to be properly integrated into the transaction
             # framework so that the reference_map changes are part of the
             # transaction
@@ -640,6 +646,9 @@ class GrampsBSDDB(GrampsDbBase):
 
             new_references = current_references.difference(existing_references)
 
+        else:
+            new_references = set(obj.get_referenced_handles_recursively())
+            
         # handle addition of new references
 
         if len(new_references) > 0:
@@ -647,12 +656,8 @@ class GrampsBSDDB(GrampsDbBase):
                 data = ((CLASS_TO_KEY_MAP[obj.__class__.__name__],handle),
                         (CLASS_TO_KEY_MAP[ref_class_name],ref_handle),)
                 self._add_reference((handle,ref_handle),data,transaction)
-                #self.reference_map.put(
-                #    str((handle,ref_handle),),
-                #    ((CLASS_TO_KEY_MAP[obj.__class__.__name__],handle),
-                #     (CLASS_TO_KEY_MAP[ref_class_name],ref_handle),),
-                #    txn=self.txn)
 
+        if update:
             # handle deletion of old references
             if len(no_longer_required_references) > 0:
                 for (ref_class_name,ref_handle) in no_longer_required_references:

test/GrampsDb/GrampsDbBase_Test.py

@@ -7,7 +7,7 @@ import time
 import traceback
 import sys
 
-sys.path.append('../src')
+sys.path.append('../../src')
 
 try:
     set()