gramps/gramps/gen/lib/addressbase.py
2017-01-22 00:52:06 +00:00

140 lines
4.5 KiB
Python

#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2000-2006 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
# 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.
#
"""
AddressBase class for Gramps.
"""
#-------------------------------------------------------------------------
#
# Gramps modules
#
#-------------------------------------------------------------------------
from .address import Address
from .const import IDENTICAL, EQUAL
#-------------------------------------------------------------------------
#
# AddressBase classes
#
#-------------------------------------------------------------------------
class AddressBase:
"""
Base class for address-aware objects.
"""
def __init__(self, source=None):
"""
Initialize a AddressBase.
If the source is not None, then object is initialized from values of
the source object.
:param source: Object used to initialize the new object
:type source: AddressBase
"""
self.address_list = list(map(Address, source.address_list)) if source else []
def serialize(self):
"""
Convert the object to a serialized tuple of data.
"""
return [addr.serialize() for addr in self.address_list]
def unserialize(self, data):
"""
Convert a serialized tuple of data to an object.
"""
self.address_list = [Address().unserialize(item) for item in data]
def add_address(self, address):
"""
Add the :class:`~.address.Address` instance to the object's list of
addresses.
:param address: :class:`~.address.Address` instance to add to the
object's address list
:type address: list
"""
self.address_list.append(address)
def remove_address(self, address):
"""
Remove the specified :class:`~.address.Address` instance from the address list.
If the instance does not exist in the list, the operation has
no effect.
:param address: :class:`~.address.Address` instance to remove from the
list
:type address: :class:`~.address.Address`
:returns: True if the address was removed, False if it was not in the
list.
:rtype: bool
"""
if address in self.address_list:
self.address_list.remove(address)
return True
else:
return False
def get_address_list(self):
"""
Return the list of :class:`~.address.Address` instances associated with
the object.
:returns: Returns the list of :class:`~.address.Address` instances
:rtype: list
"""
return self.address_list
def set_address_list(self, address_list):
"""
Assign the passed list to the object's list of
:class:`~.address.Address` instances.
:param address_list: List of :class:`~.address.Address` instances to be
associated with the object
:type address_list: list
"""
self.address_list = address_list
def _merge_address_list(self, acquisition):
"""
Merge the list of addresses from acquisition with our own.
:param acquisition: the address list of this object will be merged with
the current address list.
:type acquisition: AddressBase
"""
address_list = self.address_list[:]
for addendum in acquisition.get_address_list():
for address in address_list:
equi = address.is_equivalent(addendum)
if equi == IDENTICAL:
break
elif equi == EQUAL:
address.merge(addendum)
break
else:
self.address_list.append(addendum)