gramps/src/gen/lib/reporef.py
2010-07-22 02:16:32 +00:00

147 lines
4.6 KiB
Python

#
# 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
# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# $Id$
"""
Repository Reference class for GRAMPS
"""
#-------------------------------------------------------------------------
#
# GRAMPS modules
#
#-------------------------------------------------------------------------
from gen.lib.secondaryobj import SecondaryObject
from gen.lib.privacybase import PrivacyBase
from gen.lib.notebase import NoteBase
from gen.lib.refbase import RefBase
from gen.lib.srcmediatype import SourceMediaType
from gen.lib.const import IDENTICAL, EQUAL, DIFFERENT
#-------------------------------------------------------------------------
#
# Repository Reference for Sources
#
#-------------------------------------------------------------------------
class RepoRef(SecondaryObject, PrivacyBase, NoteBase, RefBase):
"""
Repository reference class.
"""
def __init__(self, source=None):
PrivacyBase.__init__(self, source)
NoteBase.__init__(self, source)
RefBase.__init__(self, source)
if source:
self.call_number = source.call_number
self.media_type = source.media_type
else:
self.call_number = ""
self.media_type = SourceMediaType()
def serialize(self):
"""
Convert the object to a serialized tuple of data.
"""
return (
NoteBase.serialize(self),
RefBase.serialize(self),
self.call_number, self.media_type.serialize(),
PrivacyBase.serialize(self),
)
def unserialize(self, data):
"""
Convert a serialized tuple of data to an object.
"""
(note_list, ref, self.call_number, media_type, privacy) = data
self.media_type = SourceMediaType()
self.media_type.unserialize(media_type)
PrivacyBase.unserialize(self, privacy)
NoteBase.unserialize(self, note_list)
RefBase.unserialize(self, ref)
return self
def get_text_data_list(self):
"""
Return the list of all textual attributes of the object.
:returns: Returns the list of all textual attributes of the object.
:rtype: list
"""
return [self.call_number, str(self.media_type)]
def get_referenced_handles(self):
"""
Return the list of (classname, handle) tuples for all directly
referenced primary objects.
:returns: List of (classname, handle) tuples for referenced objects.
:rtype: list
"""
ret = self.get_referenced_note_handles()
if self.ref:
ret += [('Repository', self.ref)]
return ret
def is_equivalent(self, other):
"""
Return if this repository reference is equivalent, that is agrees in
reference, call number and medium, to other.
:param other: The repository reference to compare this one to.
:rtype other: RepoRef
:returns: Constant indicating degree of equivalence.
:rtype: int
"""
if self.ref != other.ref or \
self.get_text_data_list() != other.get_text_data_list():
return DIFFERENT
else:
if self.is_equal(other):
return IDENTICAL
else:
return EQUAL
def merge(self, acquisition):
"""
Merge the content of acquisition into this repository reference.
:param acquisition: The repository reference to merge with the present
repository reference.
:rtype acquisition: RepoRef
"""
self._merge_privacy(acquisition)
self._merge_note_list(acquisition)
def set_call_number(self, number):
self.call_number = number
def get_call_number(self):
return self.call_number
def get_media_type(self):
return self.media_type
def set_media_type(self, media_type):
self.media_type.set(media_type)