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3831: Childref notes are lost on merging of children

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svn: r15096
This commit is contained in:
Doug Blank 2010-04-13 02:23:56 +00:00
parent 73ed8a51dc
commit 9e505f3419
1 changed files with 102 additions and 19 deletions
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117
src/Merge/_MergePerson.py
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@ -2,6 +2,7 @@
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2000-2007 Donald N. Allingham
# Copyright (C) 2010 Michiel D. Nauta
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
@ -433,7 +434,7 @@ class MergePeople(object):
self.db.set_birth_death_index(new)
# add other attributes to new, which may alreay have
# add other attributes to new, which may already have
# some attributes from the merger
map(new.add_attribute, self.p1.get_attribute_list() +
self.p2.get_attribute_list())
@ -595,33 +596,69 @@ class MergePeople(object):
self.old_handle, trans)
new.add_parent_family_handle(family_handle)
def merge_childref(self, ref_one, ref_two):
"""
Add the content of two child-references together where ref_one is the
preferred.
Data typically lost is: mrel/frel of ref_two.
"""
self.copy_note(ref_one, ref_two)
self.copy_sources(ref_one, ref_two)
ref_one.set_privacy(ref_one.get_privacy() or ref_two.get_privacy())
one_frel = ref_one.get_father_relation()
one_mrel = ref_one.get_mother_relation()
two_frel = ref_two.get_father_relation()
two_mrel = ref_two.get_mother_relation()
if (one_mrel != two_mrel) or (one_frel != two_frel):
if one_mrel == gen.lib.ChildRefType.UNKNOWN:
ref_one.set_mother_relation(two_mrel)
if one_frel == gen.lib.ChildRefType.UNKNOWN:
ref_one.set_father_relation(two_frel)
def convert_child_ids(self, fhandle, new_handle, old_handle, trans):
"""
Search the family associated with fhandle, and replace
old handle with the new handle in all child references.
There are three situations: The child references list contains
a reference to new_handle, but not old_handle, vice versa and
references to both new AND old_handle. In the first case nothing needs
to be done, in the second case the old_handle needs replacement by
new_handle and in the latter case the references must be merged.
:param fhandle: Handle of the family to process.
:type fhandle: database handle
:param new_handle: Handle that should replace any old_handle.
:type new_handle: database handle
:param old_handle: Handle of obsolete person.
:type old_handle: database handle
:param trans: database transaction
:type trans: I don't know, probably string
"""
family = self.db.get_family_from_handle(fhandle)
orig_ref_list = family.get_child_ref_list()
new_ref_list = []
# loop through original child list. If a handle matches the
# old handle, replace it with the new handle if the new handle
# is not already in the list
old_ref = [x for x in orig_ref_list if x.ref == old_handle]
if old_ref:
old_ref = old_ref[0]
new_ref = [x for x in orig_ref_list if x.ref == new_handle]
if new_ref:
new_ref = new_ref[0]
if old_ref:
for child_ref in orig_ref_list:
if child_ref.ref == old_handle:
if new_handle not in [ref.ref for ref in new_ref_list]:
new_ref = gen.lib.ChildRef()
new_ref.unserialize(child_ref.serialize())
new_ref.ref = new_handle
new_ref_list.append(new_ref)
elif child_ref.ref not in [ref.ref for ref in new_ref_list]:
if new_ref:
continue # go on to child_ref.ref == new_handle
else:
child_ref.ref = new_handle
elif child_ref.ref == new_handle:
self.merge_childref(child_ref, old_ref)
new_ref_list.append(child_ref)
# compare the new list with the original list. If this list
# is different, we need to save the changes to the database.
if [ref.ref for ref in new_ref_list] \
!= [ref.ref for ref in orig_ref_list]:
# save changes to database
family.set_child_ref_list(new_ref_list)
self.db.commit_family(family, trans)
@ -771,6 +808,27 @@ class MergePeople(object):
return myfamily
def merge_existing_family(self, new, src_family, tgt_family, trans):
"""
Removes the family object that becomes superfluous because of the
merger of a person.
If a person is merged with another, there can be a situation that two
families that are in the database also need to merge; that is one
family stays on and receives extra data, the other family is removed.
Removal of a family involves removal of parentin attributes in a person,
removal of childof attributes from children and actual removal of the
family from the db. The merging of data from both families is performed
in its own method.
:param new: The person that is merging.
:type new: :class:`~gen.lib.person.Person`
:param src_family: Family `new` is a parent in and that will be removed.
:type src_family: :class:`~gen.lib.family.Family`
:param tgt_family: Family `new` is and will stay a parent in.
:type src_family: :class:`~gen.lib.family.Family`
:param trans: db-transaction
:type trans: I do not know, string probably
"""
src_family_handle = src_family.get_handle()
@ -815,13 +873,38 @@ class MergePeople(object):
new.add_family_handle(tgt_family.get_handle())
def merge_family_pair(self, tgt_family, src_family, trans):
"""
Add data from src_family to tgt_family.
This is typically called when src_family is about to be removed because
it became superfluous by a person merger. The data transfered from
source to target family is everything except id, father and mother.
Data typically lost is: marker and rel of the src-family.
Missing: lds_ord, Merged Gramps ID attribute and privacy; make own patch
:param tgt_family: Family receiving data from src_family.
:type src_family: :class:`~gen.lib.family.Family`
:param src_family: Family adding data to tgt_family.
:type src_family: :class:`~gen.lib.family.Family`
:param trans: db-transaction
:type trans: I do not know, string probably
"""
childrefs_in_both = {}
tgtlist = tgt_family.get_child_ref_list()
for child_ref in src_family.get_child_ref_list():
for tgt_child_ref in tgtlist:
if tgt_child_ref.ref == child_ref.ref:
childrefs_in_both[child_ref.ref] = tgt_child_ref
break
tgt_family_child_handles = \
[ref.ref for ref in tgt_family.get_child_ref_list()]
# copy children from source to target
for child_ref in src_family.get_child_ref_list():
child_handle = child_ref.ref
if child_handle not in tgt_family_child_handles:
if child_handle in childrefs_in_both:
tgt_child_ref = childrefs_in_both[child_handle]
self.merge_childref(tgt_child_ref, child_ref)
else:
child = self.db.get_person_from_handle(child_handle)
parents = child.get_parent_family_handle_list()
tgt_family.add_child_ref(child_ref)