f688a96e9a
All python3 classes are new-style classes. It is no longer necessary to inherit from object.
72 lines
2.6 KiB
Python
72 lines
2.6 KiB
Python
#
|
|
# Gramps - a GTK+/GNOME based genealogy program
|
|
#
|
|
# 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
|
|
# the Free Software Foundation; either version 2 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program; if not, write to the Free Software
|
|
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
#
|
|
|
|
"""
|
|
Provide merge capabilities for repositories.
|
|
"""
|
|
|
|
#-------------------------------------------------------------------------
|
|
#
|
|
# Gramps modules
|
|
#
|
|
#-------------------------------------------------------------------------
|
|
from ..lib import Source
|
|
from ..db import DbTxn
|
|
from ..const import GRAMPS_LOCALE as glocale
|
|
_ = glocale.translation.sgettext
|
|
from ..errors import MergeError
|
|
|
|
#-------------------------------------------------------------------------
|
|
#
|
|
# MergeRepoQuery
|
|
#
|
|
#-------------------------------------------------------------------------
|
|
class MergeRepositoryQuery:
|
|
"""
|
|
Create database query to merge two repositories.
|
|
"""
|
|
def __init__(self, dbstate, phoenix, titanic):
|
|
self.database = dbstate.db
|
|
self.phoenix = phoenix
|
|
self.titanic = titanic
|
|
|
|
def execute(self):
|
|
"""
|
|
Merges two repositories into a single repository.
|
|
"""
|
|
new_handle = self.phoenix.get_handle()
|
|
old_handle = self.titanic.get_handle()
|
|
|
|
self.phoenix.merge(self.titanic)
|
|
|
|
with DbTxn(_("Merge Repositories"), self.database) as trans:
|
|
self.database.commit_repository(self.phoenix, trans)
|
|
for (class_name, handle) in self.database.find_backlink_handles(
|
|
old_handle):
|
|
if class_name == Source.__name__:
|
|
source = self.database.get_source_from_handle(handle)
|
|
assert source.has_handle_reference('Repository', old_handle)
|
|
source.replace_repo_references(old_handle, new_handle)
|
|
self.database.commit_source(source, trans)
|
|
else:
|
|
raise MergeError("Encounter an object of type %s that has "
|
|
"a repository reference." % class_name)
|
|
self.database.remove_repository(old_handle, trans)
|