diff --git a/src/plugins/lib/libgrdb.py b/src/plugins/lib/libgrdb.py new file mode 100644 index 000000000..640f8cc17 --- /dev/null +++ b/src/plugins/lib/libgrdb.py @@ -0,0 +1,2739 @@ +# +# Gramps - a GTK+/GNOME based genealogy program +# +# Copyright (C) 2000-2007 Donald N. Allingham +# +# 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 +# + +# $Id$ + +""" +Base class for the GRAMPS databases before version 3.0. +All database interfaces should inherit from this class. +""" +from __future__ import with_statement +#------------------------------------------------------------------------- +# +# libraries +# +#------------------------------------------------------------------------- +import cPickle +import time +import random +import locale +import os +from sys import maxint +from bsddb import db +from gettext import gettext as _ + +import logging +LOG = logging.getLogger(".GrampsDb") + +#------------------------------------------------------------------------- +# +# GRAMPS libraries +# +#------------------------------------------------------------------------- +from gen.lib import (MediaObject, Person, Family, Source, Event, Place, + Repository, Note, GenderStats, Researcher) +from gen.utils.callback import Callback +from gen.db.iterator import CursorIterator + +#------------------------------------------------------------------------- +# +# constants +# +#------------------------------------------------------------------------- +from gen.db.dbconst import (PERSON_KEY, FAMILY_KEY, SOURCE_KEY, EVENT_KEY, + MEDIA_KEY, PLACE_KEY, REPOSITORY_KEY, NOTE_KEY, + REFERENCE_KEY, PERSON_COL_KEY, FAMILY_COL_KEY, + CHILD_COL_KEY, PLACE_COL_KEY, SOURCE_COL_KEY, + MEDIA_COL_KEY, EVENT_COL_KEY, REPOSITORY_COL_KEY, + NOTE_COL_KEY) + +_UNDO_SIZE = 1000 + + +# The following two dictionaries provide fast translation +# between the primary class names and the keys used to reference +# these classes in the database tables. Beware that changing +# these maps or modifying the values of the keys will break +# existing databases. + +CLASS_TO_KEY_MAP = {Person.__name__: PERSON_KEY, + Family.__name__: FAMILY_KEY, + Source.__name__: SOURCE_KEY, + Event.__name__: EVENT_KEY, + MediaObject.__name__: MEDIA_KEY, + Place.__name__: PLACE_KEY, + Repository.__name__:REPOSITORY_KEY, + Note.__name__: NOTE_KEY} + +KEY_TO_CLASS_MAP = {PERSON_KEY: Person.__name__, + FAMILY_KEY: Family.__name__, + SOURCE_KEY: Source.__name__, + EVENT_KEY: Event.__name__, + MEDIA_KEY: MediaObject.__name__, + PLACE_KEY: Place.__name__, + REPOSITORY_KEY: Repository.__name__, + NOTE_KEY: Note.__name__} + +_SIGBASE = ('person', 'family', 'source', 'event', + 'media', 'place', 'repository', 'reference', 'note') + +class GrampsDbBookmarks(object): + def __init__(self, default=[]): + self.bookmarks = list(default) # want a copy (not an alias) + + def set(self, new_list): + self.bookmarks = list(new_list) + + def get(self): + return self.bookmarks + + def append(self, item): + self.bookmarks.append(item) + + def append_list(self, blist): + self.bookmarks += blist + + def remove(self, item): + self.bookmarks.remove(item) + + def pop(self, item): + return self.bookmarks.pop(item) + + def insert(self, pos, item): + self.bookmarks.insert(pos, item) + +class GrampsDbGrdb(Callback): + """ + GRAMPS database object. This object is a base class for all + database interfaces. + """ + + # This holds a reference to the gramps Config module if + # it is available, it is setup by the factory methods. + __config__ = None + + __signals__ = { + 'person-add' : (list, ), + 'person-update' : (list, ), + 'person-delete' : (list, ), + 'person-rebuild' : None, + 'family-add' : (list, ), + 'family-update' : (list, ), + 'family-delete' : (list, ), + 'family-rebuild' : None, + 'source-add' : (list, ), + 'source-update' : (list, ), + 'source-delete' : (list, ), + 'source-rebuild' : None, + 'place-add' : (list, ), + 'place-update' : (list, ), + 'place-delete' : (list, ), + 'place-rebuild' : None, + 'media-add' : (list, ), + 'media-update' : (list, ), + 'media-delete' : (list, ), + 'media-rebuild' : None, + 'event-add' : (list, ), + 'event-update' : (list, ), + 'event-delete' : (list, ), + 'event-rebuild' : None, + 'repository-add' : (list, ), + 'repository-update' : (list, ), + 'repository-delete' : (list, ), + 'repository-rebuild' : None, + 'note-add' : (list, ), + 'note-update' : (list, ), + 'note-delete' : (list, ), + 'note-rebuild' : None, + 'long-op-start' : (object, ), + 'long-op-heartbeat' : None, + 'long-op-end' : None, + 'home-person-changed': None, + } + + # If this is True logging will be turned on. + try: + _LOG_ALL = int(os.environ.get('GRAMPS_SIGNAL', "0")) == 1 + except: + _LOG_ALL = False + + + def __init__(self): + """ + Create a new GrampsDbBase instance. + + A new GrampDbBase class should never be directly created. Only classes + derived from this class should be created. + """ + + Callback.__init__(self) + + self.set_person_id_prefix('I%04d') + self.set_object_id_prefix('O%04d') + self.set_family_id_prefix('F%04d') + self.set_source_id_prefix('S%04d') + self.set_place_id_prefix('P%04d') + self.set_event_id_prefix('E%04d') + self.set_repository_id_prefix('R%04d') + self.set_note_id_prefix('N%04d') + + self.readonly = False + self.rand = random.Random(time.time()) + self.smap_index = 0 + self.emap_index = 0 + self.pmap_index = 0 + self.fmap_index = 0 + self.lmap_index = 0 + self.omap_index = 0 + self.rmap_index = 0 + self.nmap_index = 0 + self.db_is_open = False + + self.family_event_names = set() + self.individual_event_names = set() + self.individual_attributes = set() + self.family_attributes = set() + self.marker_names = set() + self.child_ref_types = set() + self.family_rel_types = set() + self.event_role_names = set() + self.name_types = set() + self.repository_types = set() + self.note_types = set() + self.source_media_types = set() + self.url_types = set() + self.media_attributes = set() + + self.open = 0 + self.genderStats = GenderStats() + + self.undodb = [] + self.id_trans = {} + self.fid_trans = {} + self.pid_trans = {} + self.sid_trans = {} + self.oid_trans = {} + self.rid_trans = {} + self.nid_trans = {} + self.eid_trans = {} + self.env = None + self.person_map = {} + self.family_map = {} + self.place_map = {} + self.source_map = {} + self.repository_map = {} + self.note_map = {} + self.media_map = {} + self.event_map = {} + self.metadata = {} + self.name_group = {} + self.undo_callback = None + self.redo_callback = None + self.undo_history_callback = None + self.modified = 0 + + self.undoindex = -1 + self.translist = [None] * _UNDO_SIZE + self.abort_possible = True + self.undo_history_timestamp = 0 + self.default = None + self.owner = Researcher() + self.name_formats = [] + self.bookmarks = GrampsDbBookmarks() + self.family_bookmarks = GrampsDbBookmarks() + self.event_bookmarks = GrampsDbBookmarks() + self.place_bookmarks = GrampsDbBookmarks() + self.source_bookmarks = GrampsDbBookmarks() + self.repo_bookmarks = GrampsDbBookmarks() + self.media_bookmarks = GrampsDbBookmarks() + self.note_bookmarks = GrampsDbBookmarks() + self._bm_changes = 0 + self.path = "" + self.surname_list = [] + + def set_prefixes(self, person, media, family, source, place, event, + repository, note): + self.person_prefix = self._validated_id_prefix(person, 'I') + self.mediaobject_prefix = self._validated_id_prefix(media, 'M') + self.family_prefix = self._validated_id_prefix(family, 'F') + self.source_prefix = self._validated_id_prefix(source, 'S') + self.place_prefix = self._validated_id_prefix(place, 'P') + self.event_prefix = self._validated_id_prefix(event, 'E') + self.repository_prefix = self._validated_id_prefix(repository, 'R') + self.note_prefix = self._validated_id_prefix(note, 'N') + + def rebuild_secondary(self, callback): + pass + + def version_supported(self): + """Return True when the file has a supported version.""" + return True + + def need_upgrade(self): + return False + + def gramps_upgrade(self): + pass + + def del_person(self, handle): + pass + + def del_source(self, handle): + pass + + def del_repository(self, handle): + pass + + def del_note(self, handle): + pass + + def del_place(self, handle): + pass + + def del_media(self, handle): + pass + + def del_family(self, handle): + pass + + def del_event(self, handle): + pass + + def create_id(self): + return "%08x%08x" % ( int(time.time()*10000), + self.rand.randint(0, maxint)) + + def get_person_cursor(self): + raise NotImplementedError + + def get_person_cursor_iter(self, msg=_("Processing Person records")): + return CursorIterator(self, self.get_person_cursor(), msg) + + def get_family_cursor(self): + raise NotImplementedError + + def get_family_cursor_iter(self, msg=_("Processing Family records")): + return CursorIterator(self, self.get_family_cursor(), msg) + + def get_event_cursor(self): + raise NotImplementedError + + def get_event_cursor_iter(self, msg=_("Processing Event records")): + return CursorIterator(self, self.get_event_cursor(), msg) + + def get_place_cursor(self): + raise NotImplementedError + + def get_place_cursor_iter(self, msg=_("Processing Place records")): + return CursorIterator(self, self.get_place_cursor(), msg) + + def get_source_cursor(self): + raise NotImplementedError + + def get_source_cursor_iter(self, msg=_("Processing Source records")): + return CursorIterator(self, self.get_source_cursor(), msg) + + def get_media_cursor(self): + raise NotImplementedError + + def get_media_cursor_iter(self, msg=_("Processing Media records")): + return CursorIterator(self, self.get_media_cursor(), msg) + + def get_repository_cursor(self): + raise NotImplementedError + + def get_repository_cursor_iter(self, msg=_("Processing Repository records")): + return CursorIterator(self, self.get_repository_cursor(), msg) + + def get_note_cursor(self): + raise NotImplementedError + + def get_note_cursor_iter(self, msg=_("Processing Note records")): + return CursorIterator(self, self.get_note_cursor(), msg) + + def open_undodb(self): + if not self.readonly: + self.undolog = "%s.undo" % self.full_name + self.undodb = db.DB() + self.undodb.open(self.undolog, db.DB_RECNO, db.DB_CREATE) + + def close_undodb(self): + if not self.readonly: + self.undodb.close() + try: + os.remove(self.undolog) + except: + pass + + def load(self, name, callback, mode="w"): + """ + Open the specified database. + + The method needs to be overridden in the derived class. + """ + raise NotImplementedError + + def load_from(self, other_database, filename, callback): + """ + Load data from the other database into itself. + + The filename is the name of the file for the newly created database. + The method needs to be overridden in the derived class. + """ + raise NotImplementedError + + def close(self): + """ + Close the specified database. + + The method needs to be overridden in the derived class. + """ + pass + + def is_open(self): + """ + Return 1 if the database has been opened. + """ + return self.db_is_open + + def request_rebuild(self): + """ + Notify clients that the data has changed significantly, and that all + internal data dependent on the database should be rebuilt. + Note that all rebuild signals on all objects are emitted at the same + time. It is correct to assume that this is always the case. + TODO: it might be better to replace these rebuild signals by one single + database-rebuild signal. + """ + self.emit('person-rebuild') + self.emit('family-rebuild') + self.emit('place-rebuild') + self.emit('source-rebuild') + self.emit('media-rebuild') + self.emit('event-rebuild') + self.emit('repository-rebuild') + self.emit('note-rebuild') + + def commit_base(self, obj, data_map, key, update_list, add_list, + transaction, change_time): + """ + Commit the specified Person to the database, storing the changes as + part of the transaction. + """ + if self.readonly or not obj or not obj.handle: + return + + if change_time: + obj.change = int(change_time) + else: + obj.change = int(time.time()) + handle = str(obj.handle) + + self.update_reference_map(obj, transaction) + + if transaction.batch: + data_map[handle] = obj.serialize() + old_data = None + else: + old_data = data_map.get(handle) + new_data = obj.serialize() + transaction.add(key, handle, old_data, new_data) + if old_data: + update_list.append((handle, new_data)) + else: + add_list.append((handle, new_data)) + return old_data + + def commit_person(self, person, transaction, change_time=None): + """ + Commit the specified Person to the database, storing the changes as + part of the transaction. + """ + + old_data = self.commit_base( + person, self.person_map, PERSON_KEY, transaction.person_update, + transaction.person_add, transaction, change_time) + if old_data: + old_person = Person(old_data) + if (old_data[2] != person.gender or + old_data[3][4]!= person.primary_name.first_name): + self.genderStats.uncount_person(old_person) + self.genderStats.count_person(person) + if (old_data[3][5]!=person.primary_name.surname): + self.remove_from_surname_list(old_person) + self.add_to_surname_list(person, transaction.batch) + else: + self.genderStats.count_person(person) + self.add_to_surname_list(person, transaction.batch) + + self.individual_attributes.update( + [str(attr.type) for attr in person.attribute_list + if attr.type.is_custom() and str(attr.type)]) + + if person.marker.is_custom(): + self.marker_names.add(str(person.marker)) + + self.event_role_names.update([str(eref.role) + for eref in person.event_ref_list + if eref.role.is_custom()]) + + self.name_types.update([str(name.type) + for name in ([person.primary_name] + + person.alternate_names) + if name.type.is_custom()]) + + self.url_types.update([str(url.type) for url in person.urls + if url.type.is_custom()]) + + attr_list = [] + for mref in person.media_list: + attr_list += [str(attr.type) for attr in mref.attribute_list + if attr.type.is_custom() and str(attr.type)] + self.media_attributes.update(attr_list) + + def commit_media_object(self, obj, transaction, change_time=None): + """ + Commit the specified MediaObject to the database, storing the changes + as part of the transaction. + """ + + self.commit_base(obj, self.media_map, MEDIA_KEY, + transaction.media_update, transaction.media_add, + transaction, change_time) + self.media_attributes.update( + [str(attr.type) for attr in obj.attribute_list + if attr.type.is_custom() and str(attr.type)]) + + def commit_source(self, source, transaction, change_time=None): + """ + Commit the specified Source to the database, storing the changes as + part of the transaction. + """ + + self.commit_base(source, self.source_map, SOURCE_KEY, + transaction.source_update, transaction.source_add, + transaction, change_time) + + self.source_media_types.update( + [str(ref.media_type) for ref in source.reporef_list + if ref.media_type.is_custom()]) + + attr_list = [] + for mref in source.media_list: + attr_list += [str(attr.type) for attr in mref.attribute_list + if attr.type.is_custom() and str(attr.type)] + self.media_attributes.update(attr_list) + + def commit_place(self, place, transaction, change_time=None): + """ + Commit the specified Place to the database, storing the changes as + part of the transaction. + """ + + self.commit_base(place, self.place_map, PLACE_KEY, + transaction.place_update, transaction.place_add, + transaction, change_time) + + self.url_types.update([str(url.type) for url in place.urls + if url.type.is_custom()]) + + attr_list = [] + for mref in place.media_list: + attr_list += [str(attr.type) for attr in mref.attribute_list + if attr.type.is_custom() and str(attr.type)] + self.media_attributes.update(attr_list) + + def commit_personal_event(self, event, transaction, change_time=None): + if event.type.is_custom(): + self.individual_event_names.add(str(event.type)) + self.commit_event(event, transaction, change_time) + + def commit_family_event(self, event, transaction, change_time=None): + if event.type.is_custom(): + self.family_event_names.add(str(event.type)) + self.commit_event(event, transaction, change_time) + + def commit_event(self, event, transaction, change_time=None): + """ + Commit the specified Event to the database, storing the changes as + part of the transaction. + """ + self.commit_base(event, self.event_map, EVENT_KEY, + transaction.event_update, transaction.event_add, + transaction, change_time) + + attr_list = [] + for mref in event.media_list: + attr_list += [str(attr.type) for attr in mref.attribute_list + if attr.type.is_custom() and str(attr.type)] + self.media_attributes.update(attr_list) + + def commit_family(self, family, transaction, change_time=None): + """ + Commit the specified Family to the database, storing the changes as + part of the transaction. + """ + + self.commit_base(family, self.family_map, FAMILY_KEY, + transaction.family_update, transaction.family_add, + transaction, change_time) + + self.family_attributes.update( + [str(attr.type) for attr in family.attribute_list + if attr.type.is_custom() and str(attr.type)]) + + rel_list = [] + for ref in family.child_ref_list: + if ref.frel.is_custom(): + rel_list.append(str(ref.frel)) + if ref.mrel.is_custom(): + rel_list.append(str(ref.mrel)) + self.child_ref_types.update(rel_list) + + self.event_role_names.update( + [str(eref.role) for eref in family.event_ref_list + if eref.role.is_custom()]) + + if family.type.is_custom(): + self.family_rel_types.add(str(family.type)) + + attr_list = [] + for mref in family.media_list: + attr_list += [str(attr.type) for attr in mref.attribute_list + if attr.type.is_custom() and str(attr.type)] + self.media_attributes.update(attr_list) + + def commit_repository(self, repository, transaction, change_time=None): + """ + Commit the specified Repository to the database, storing the changes + as part of the transaction. + """ + self.commit_base(repository, self.repository_map, REPOSITORY_KEY, + transaction.repository_update, + transaction.repository_add, + transaction, change_time) + + if repository.type.is_custom(): + self.repository_types.add(str(repository.type)) + + self.url_types.update([str(url.type) for url in repository.urls + if url.type.is_custom()]) + + def commit_note(self, note, transaction, change_time=None): + """ + Commit the specified Note to the database, storing the changes as part + of the transaction. + """ + self.commit_base(note, self.note_map, NOTE_KEY, + transaction.note_update, + transaction.note_add, + transaction, change_time) + + if note.type.is_custom(): + self.note_types.add(str(note.type)) + + def find_next_person_gramps_id(self): + """ + Return the next available GRAMPS' ID for a Person object based off the + person ID prefix. + """ + index = self.person_prefix % self.pmap_index + while self.id_trans.has_key(str(index)): + self.pmap_index += 1 + index = self.person_prefix % self.pmap_index + self.pmap_index += 1 + return index + + def find_next_place_gramps_id(self): + """ + Return the next available GRAMPS' ID for a Place object based off the + place ID prefix. + """ + index = self.place_prefix % self.lmap_index + while self.pid_trans.has_key(str(index)): + self.lmap_index += 1 + index = self.place_prefix % self.lmap_index + self.lmap_index += 1 + return index + + def find_next_event_gramps_id(self): + """ + Return the next available GRAMPS' ID for a Event object based off the + event ID prefix. + """ + index = self.event_prefix % self.emap_index + while self.eid_trans.has_key(str(index)): + self.emap_index += 1 + index = self.event_prefix % self.emap_index + self.emap_index += 1 + return index + + def find_next_object_gramps_id(self): + """ + Return the next available GRAMPS' ID for a MediaObject object based + off the media object ID prefix. + """ + index = self.mediaobject_prefix % self.omap_index + while self.oid_trans.has_key(str(index)): + self.omap_index += 1 + index = self.mediaobject_prefix % self.omap_index + self.omap_index += 1 + return index + + def find_next_source_gramps_id(self): + """ + Return the next available GRAMPS' ID for a Source object based off the + source ID prefix. + """ + index = self.source_prefix % self.smap_index + while self.sid_trans.has_key(str(index)): + self.smap_index += 1 + index = self.source_prefix % self.smap_index + self.smap_index += 1 + return index + + def find_next_family_gramps_id(self): + """ + Return the next available GRAMPS' ID for a Family object based off the + family ID prefix. + """ + index = self.family_prefix % self.fmap_index + while self.fid_trans.has_key(str(index)): + self.fmap_index += 1 + index = self.family_prefix % self.fmap_index + self.fmap_index += 1 + return index + + def find_next_repository_gramps_id(self): + """ + Return the next available GRAMPS' ID for a Respository object based + off the repository ID prefix. + """ + index = self.repository_prefix % self.rmap_index + while self.rid_trans.has_key(str(index)): + self.rmap_index += 1 + index = self.repository_prefix % self.rmap_index + self.rmap_index += 1 + return index + + def find_next_note_gramps_id(self): + """ + Return the next available GRAMPS' ID for a Note object based off the + note ID prefix. + """ + index = self.note_prefix % self.nmap_index + while self.nid_trans.has_key(str(index)): + self.nmap_index += 1 + index = self.note_prefix % self.nmap_index + self.nmap_index += 1 + return index + + def get_from_handle(self, handle, class_type, data_map): + data = data_map.get(str(handle)) + if data: + newobj = class_type() + newobj.unserialize(data) + return newobj + return None + + def get_person_from_handle(self, handle): + """ + Find a Person in the database from the passed gramps' ID. + + If no such Person exists, None is returned. + """ + return self.get_from_handle(handle, Person, self.person_map) + + def get_source_from_handle(self, handle): + """ + Find a Source in the database from the passed gramps' ID. + + If no such Source exists, None is returned. + """ + return self.get_from_handle(handle, Source, self.source_map) + + def get_object_from_handle(self, handle): + """ + Find an Object in the database from the passed gramps' ID. + + If no such Object exists, None is returned. + """ + return self.get_from_handle(handle, MediaObject, self.media_map) + + def get_place_from_handle(self, handle): + """ + Find a Place in the database from the passed gramps' ID. + + If no such Place exists, None is returned. + """ + return self.get_from_handle(handle, Place, self.place_map) + + def get_event_from_handle(self, handle): + """ + Find a Event in the database from the passed gramps' ID. + + If no such Event exists, None is returned. + """ + return self.get_from_handle(handle, Event, self.event_map) + + def get_family_from_handle(self, handle): + """ + Find a Family in the database from the passed gramps' ID. + + If no such Family exists, None is returned. + """ + return self.get_from_handle(handle, Family, self.family_map) + + def get_repository_from_handle(self, handle): + """ + Find a Repository in the database from the passed gramps' ID. + + If no such Repository exists, None is returned. + """ + return self.get_from_handle(handle, Repository, self.repository_map) + + def get_note_from_handle(self, handle): + """ + Find a Note in the database from the passed gramps' ID. + + If no such Note exists, None is returned. + """ + return self.get_from_handle(handle, Note, self.note_map) + + def find_from_handle(self, handle, transaction, class_type, dmap, + add_func): + """ + Find a object of class_type in the database from the passed handle. + + If no object exists, a new object is added to the database. + + @return: Returns a tuple, first the object, second a bool which is True + if the object is new + @rtype: tuple + """ + obj = class_type() + handle = str(handle) + new = True + if handle in dmap: + obj.unserialize(dmap.get(handle)) + #references create object with id None before object is really made + if obj.gramps_id is not None: + new = False + else: + obj.set_handle(handle) + add_func(obj, transaction) + return obj, new + + def __check_from_handle(self, handle, transaction, class_type, dmap, + add_func, set_gid=True): + handle = str(handle) + if handle not in dmap: + obj = class_type() + obj.set_handle(handle) + add_func(obj, transaction, set_gid=set_gid) + + def find_person_from_handle(self, handle, transaction): + """ + Find a Person in the database from the passed handle. + + If no such Person exists, a new Person is added to the database. + + @return: Returns a tuple, first the object, second a bool which is True + if the object is new + @rtype: tuple + """ + return self.find_from_handle(handle, transaction, Person, + self.person_map, self.add_person) + + def find_source_from_handle(self, handle, transaction): + """ + Find a Source in the database from the passed handle. + + If no such Source exists, a new Source is added to the database. + + @return: Returns a tuple, first the object, second a bool which is True + if the object is new + @rtype: tuple + """ + return self.find_from_handle(handle, transaction, Source, + self.source_map, self.add_source) + + def find_event_from_handle(self, handle, transaction): + """ + Find a Event in the database from the passed handle. + + If no such Event exists, a new Event is added to the database. + + @return: Returns a tuple, first the object, second a bool which is True + if the object is new + @rtype: tuple + """ + return self.find_from_handle(handle, transaction, Event, + self.event_map, self.add_event) + + def find_object_from_handle(self, handle, transaction): + """ + Find a MediaObject in the database from the passed handle. + + If no such MediaObject exists, a new Object is added to the database. + + @return: Returns a tuple, first the object, second a bool which is True + if the object is new + @rtype: tuple + """ + return self.find_from_handle(handle, transaction, MediaObject, + self.media_map, self.add_object) + + def find_place_from_handle(self, handle, transaction): + """ + Find a Place in the database from the passed handle. + + If no such Place exists, a new Place is added to the database. + + @return: Returns a tuple, first the object, second a bool which is True + if the object is new + @rtype: tuple + """ + return self.find_from_handle(handle, transaction, Place, + self.place_map, self.add_place) + + def find_family_from_handle(self, handle, transaction): + """ + Find a Family in the database from the passed handle. + + If no such Family exists, a new Family is added to the database. + + @return: Returns a tuple, first the object, second a bool which is True + if the object is new + @rtype: tuple + """ + return self.find_from_handle(handle, transaction, Family, + self.family_map, self.add_family) + + def find_repository_from_handle(self, handle, transaction): + """ + Find a Repository in the database from the passed handle. + + If no such Repository exists, a new Repository is added to the database. + + @return: Returns a tuple, first the object, second a bool which is True + if the object is new + @rtype: tuple + """ + return self.find_from_handle(handle, transaction, Repository, + self.repository_map, self.add_repository) + + def find_note_from_handle(self, handle, transaction): + """ + Find a Note in the database from the passed handle. + + If no such Note exists, a new Note is added to the database. + + @return: Returns a tuple, first the object, second a bool which is True + if the object is new + @rtype: tuple + """ + return self.find_from_handle(handle, transaction, Note, + self.note_map, self.add_note) + + def check_person_from_handle(self, handle, transaction, set_gid=True): + """ + Check whether a Person with the passed handle exists in the database. + + If no such Person exists, a new Person is added to the database. + If set_gid then a new gramps_id is created, if not, None is used. + """ + self.__check_from_handle(handle, transaction, Person, + self.person_map, self.add_person, + set_gid = set_gid) + + def check_source_from_handle(self, handle, transaction, set_gid=True): + """ + Check whether a Source with the passed handle exists in the database. + + If no such Source exists, a new Source is added to the database. + If set_gid then a new gramps_id is created, if not, None is used. + """ + self.__check_from_handle(handle, transaction, Source, + self.source_map, self.add_source, + set_gid=set_gid) + + def check_event_from_handle(self, handle, transaction, set_gid=True): + """ + Check whether an Event with the passed handle exists in the database. + + If no such Event exists, a new Event is added to the database. + If set_gid then a new gramps_id is created, if not, None is used. + """ + self.__check_from_handle(handle, transaction, Event, + self.event_map, self.add_event, + set_gid=set_gid) + + def check_object_from_handle(self, handle, transaction, set_gid=True): + """ + Check whether a MediaObject with the passed handle exists in the + database. + + If no such MediaObject exists, a new Object is added to the database. + If set_gid then a new gramps_id is created, if not, None is used. + """ + + self.__check_from_handle(handle, transaction, MediaObject, + self.media_map, self.add_object, + set_gid=set_gid) + + def check_place_from_handle(self, handle, transaction, set_gid=True): + """ + Check whether a Place with the passed handle exists in the database. + + If no such Place exists, a new Place is added to the database. + If set_gid then a new gramps_id is created, if not, None is used. + """ + self.__check_from_handle(handle, transaction, Place, + self.place_map, self.add_place, + set_gid=set_gid) + + def check_family_from_handle(self, handle, transaction, set_gid=True): + """ + Check whether a Family with the passed handle exists in the database. + + If no such Family exists, a new Family is added to the database. + If set_gid then a new gramps_id is created, if not, None is used. + """ + self.__check_from_handle(handle, transaction, Family, + self.family_map, self.add_family, + set_gid=set_gid) + + def check_repository_from_handle(self, handle, transaction, set_gid=True): + """ + Check whether a Repository with the passed handle exists in the + database. + + If no such Repository exists, a new Repository is added to the database. + If set_gid then a new gramps_id is created, if not, None is used. + """ + self.__check_from_handle(handle, transaction, Repository, + self.repository_map, self.add_repository, + set_gid=set_gid) + + def check_note_from_handle(self, handle, transaction, set_gid=True): + """ + Check whether a Note with the passed handle exists in the database. + + If no such Note exists, a new Note is added to the database. + If set_gid then a new gramps_id is created, if not, None is used. + """ + self.__check_from_handle(handle, transaction, Note, + self.note_map, self.add_note, + set_gid=set_gid) + + def get_person_from_gramps_id(self, val): + """ + Find a Person in the database from the passed GRAMPS ID. + + If no such Person exists, None is returned. + Needs to be overridden by the derived class. + """ + raise NotImplementedError + + def get_family_from_gramps_id(self, val): + """ + Find a Family in the database from the passed GRAMPS ID. + + If no such Family exists, None is returned. + Need to be overridden by the derived class. + """ + raise NotImplementedError + + def get_event_from_gramps_id(self, val): + """ + Find an Event in the database from the passed GRAMPS ID. + + If no such Event exists, None is returned. + Needs to be overridden by the derived class. + """ + raise NotImplementedError + + def get_place_from_gramps_id(self, val): + """ + Find a Place in the database from the passed gramps' ID. + + If no such Place exists, None is returned. + Needs to be overridden by the derived class. + """ + raise NotImplementedError + + def get_source_from_gramps_id(self, val): + """ + Find a Source in the database from the passed gramps' ID. + + If no such Source exists, None is returned. + Needs to be overridden by the derived class. + """ + raise NotImplementedError + + def get_object_from_gramps_id(self, val): + """ + Find a MediaObject in the database from the passed gramps' ID. + + If no such MediaObject exists, None is returned. + Needs to be overridden by the derived class. + """ + raise NotImplementedError + + def get_repository_from_gramps_id(self, val): + """ + Find a Repository in the database from the passed gramps' ID. + + If no such Repository exists, None is returned. + Needs to be overridden by the derived class. + """ + raise NotImplementedError + + def get_note_from_gramps_id(self, val): + """ + Find a Note in the database from the passed gramps' ID. + + If no such Note exists, None is returned. + Needs to be overridden by the derived classderri. + """ + raise NotImplementedError + + def __add_object(self, obj, transaction, find_next_func, commit_func): + if find_next_func and not obj.gramps_id: + obj.gramps_id = find_next_func() + if not obj.handle: + obj.handle = self.create_id() + commit_func(obj, transaction) + if obj.__class__.__name__ == 'Person': + self.genderStats.count_person (obj) + return obj.handle + + def add_person(self, person, transaction, set_gid=True): + """ + Add a Person to the database, assigning internal IDs if they have + not already been defined. + + If not set_gid, then gramps_id is not set. + """ + if set_gid: + return self.__add_object(person, transaction, + self.find_next_person_gramps_id, + self.commit_person) + else: + return self.__add_object(person, transaction, + None, + self.commit_person) + + def add_family(self, family, transaction, set_gid=True): + """ + Add a Family to the database, assigning internal IDs if they have + not already been defined. + + If not set_gid, then gramps_id is not set. + """ + if set_gid: + return self.__add_object(family, transaction, + self.find_next_family_gramps_id, + self.commit_family) + else: + return self.__add_object(family, transaction, + None, + self.commit_family) + + def add_source(self, source, transaction, set_gid=True): + """ + Add a Source to the database, assigning internal IDs if they have + not already been defined. + + If not set_gid, then gramps_id is not set. + """ + if set_gid: + return self.__add_object(source, transaction, + self.find_next_source_gramps_id, + self.commit_source) + else : + return self.__add_object(source, transaction, + None, + self.commit_source) + + def add_event(self, event, transaction, set_gid=True): + """ + Add an Event to the database, assigning internal IDs if they have + not already been defined. + + If not set_gid, then gramps_id is not set. + """ + if set_gid: + return self.__add_object(event, transaction, + self.find_next_event_gramps_id, + self.commit_event) + else: + return self.__add_object(event, transaction, + None, + self.commit_event) + + def add_person_event(self, event, transaction): + """ + Add an Event to the database, assigning internal IDs if they have + not already been defined. + """ + if event.type.is_custom(): + self.individual_event_names.add(str(event.type)) + return self.add_event(event, transaction) + + def add_family_event(self, event, transaction): + """ + Add an Event to the database, assigning internal IDs if they have + not already been defined. + """ + if event.type.is_custom(): + self.family_event_names.add(str(event.type)) + return self.add_event(event, transaction) + + def add_place(self, place, transaction, set_gid=True): + """ + Add a Place to the database, assigning internal IDs if they have + not already been defined. + + If not set_gid, then gramps_id is not set. + """ + if set_gid: + return self.__add_object(place, transaction, + self.find_next_place_gramps_id, + self.commit_place) + else: + return self.__add_object(place, transaction, + None, + self.commit_place) + + def add_object(self, obj, transaction, set_gid=True): + """ + Add a MediaObject to the database, assigning internal IDs if they have + not already been defined. + + If not set_gid, then gramps_id is not set. + """ + if set_gid: + return self.__add_object(obj, transaction, + self.find_next_object_gramps_id, + self.commit_media_object) + else: + return self.__add_object(obj, transaction, + None, + self.commit_media_object) + + def add_repository(self, obj, transaction, set_gid=True): + """ + Add a Repository to the database, assigning internal IDs if they have + not already been defined. + + If not set_gid, then gramps_id is not set. + """ + if set_gid: + return self.__add_object(obj, transaction, + self.find_next_repository_gramps_id, + self.commit_repository) + else: + return self.__add_object(obj, transaction, + None, + self.commit_repository) + + def add_note(self, obj, transaction, set_gid=True): + """ + Add a Note to the database, assigning internal IDs if they have + not already been defined. + + If not set_gid, then gramps_id is not set. + """ + if set_gid: + return self.__add_object(obj, transaction, + self.find_next_note_gramps_id, + self.commit_note) + else: + return self.__add_object(obj, transaction, + None, + self.commit_note) + + def get_name_group_mapping(self, name): + """ + Return the default grouping name for a surname. + """ + return unicode(self.name_group.get(str(name), name)) + + def get_name_group_keys(self): + """ + Return the defined names that have been assigned to a default grouping. + """ + return [unicode(k) for k in self.name_group.keys()] + + def has_name_group_key(self, name): + """ + Return if a key exists in the name_group table. + """ + return self.name_group.has_key(str(name)) + + def set_name_group_mapping(self, name, group): + """ + Set the default grouping name for a surname. + + Needs to be overridden in the derived class. + """ + raise NotImplementedError + + @staticmethod + def get_number_of_records(table): + return table.stat(db.DB_FAST_STAT)['nkeys'] + + def get_number_of_people(self): + """ + Return the number of people currently in the database. + """ + if self.db_is_open: + return self.get_number_of_records(self.person_map) + #return len(self.person_map) + else: + return 0 + + def get_number_of_families(self): + """ + Return the number of families currently in the database. + """ + return self.get_number_of_records(self.family_map) + + def get_number_of_events(self): + """ + Return the number of events currently in the database. + """ + return self.get_number_of_records(self.event_map) + + def get_number_of_places(self): + """ + Return the number of places currently in the database. + """ + return self.get_number_of_records(self.place_map) + + def get_number_of_sources(self): + """ + Return the number of sources currently in the database. + """ + return self.get_number_of_records(self.source_map) + + def get_number_of_media_objects(self): + """ + Return the number of media objects currently in the database. + """ + return len(self.media_map) + + def get_number_of_repositories(self): + """ + Return the number of source repositories currently in the database. + """ + return self.get_number_of_records(self.repository_map) + + def get_number_of_notes(self): + """ + Return the number of notes currently in the database. + """ + return self.get_number_of_records(self.note_map) + + def all_handles(self, table): + return table.keys() + + def get_person_handles(self, sort_handles=True): + """ + Return a list of database handles, one handle for each Person in + the database. + + If sort_handles is True, the list is sorted by surnames. + """ + if self.db_is_open: + if sort_handles: + with self.get_person_cursor() as cursor: + slist = sorted((data[3][3], key) for key, data in cursor) + return [x[1] for x in slist] + else: + return self.all_handles(self.person_map) + return [] + + def iter_person_handles(self): + """ + Return an iterator over handles for Persons in the database + """ + with self.get_person_cursor() as cursor: + for key, data in cursor: + yield key + + def get_place_handles(self, sort_handles=True): + """ + Return a list of database handles, one handle for each Place in + the database. + + If sort_handles is True, the list is sorted by Place title. + """ + if self.db_is_open: + if sort_handles: + with self.get_place_cursor() as cursor: + slist = sorted((data[2], key) for key, data in cursor) + return [x[1] for x in slist] + else: + return self.all_handles(self.place_map) + return [] + + def iter_place_handles(self): + """ + Return an iterator over handles for Places in the database + """ + with self.get_place_cursor() as cursor: + for key, data in cursor: + yield key + + def get_source_handles(self, sort_handles=True): + """ + Return a list of database handles, one handle for each Source in + the database. + + If sort_handles is True, the list is sorted by Source title. + """ + if self.db_is_open: + handle_list = self.all_handles(self.source_map) + if sort_handles: + handle_list.sort(key=self.__sortbysource_key) + return handle_list + return [] + + def iter_source_handles(self): + """ + Return an iterator over handles for Sources in the database + """ + with self.get_source_cursor() as cursor: + for key, data in cursor: + yield key + + def get_media_object_handles(self, sort_handles=True): + """ + Return a list of database handles, one handle for each MediaObject in + the database. + + If sort_handles is True, the list is sorted by title. + """ + if self.db_is_open: + handle_list = self.all_handles(self.media_map) + if sort_handles: + handle_list.sort(key=self.__sortbymedia_key) + return handle_list + return [] + + def iter_media_object_handles(self): + """ + Return an iterator over handles for Media in the database + """ + with self.get_media_cursor() as cursor: + for key, data in cursor: + yield key + + def get_event_handles(self): + """ + Return a list of database handles, one handle for each Event in the + database. + """ + if self.db_is_open: + return self.all_handles(self.event_map) + return [] + + def iter_event_handles(self): + """ + Return an iterator over handles for Events in the database + """ + with self.get_event_cursor() as cursor: + for key, data in cursor: + yield key + + def get_family_handles(self): + """ + Return a list of database handles, one handle for each Family in + the database. + """ + if self.db_is_open: + return self.all_handles(self.family_map) + return [] + + def iter_family_handles(self): + """ + Return an iterator over handles for Families in the database + """ + with self.get_family_cursor() as cursor: + for key, data in cursor: + yield key + + def get_repository_handles(self): + """ + Return a list of database handles, one handle for each Repository in + the database. + """ + if self.db_is_open: + return self.all_handles(self.repository_map) + return [] + + def iter_repository_handles(self): + """ + Return an iterator over handles for Repositories in the database + """ + with self.get_repository_cursor() as cursor: + for key, data in cursor: + yield key + + def get_note_handles(self): + """ + Return a list of database handles, one handle for each Note in the + database. + """ + if self.db_is_open: + return self.all_handles(self.note_map) + return [] + + def iter_note_handles(self): + """ + Return an iterator over handles for Notes in the database + """ + with self.get_note_cursor() as cursor: + for key, data in cursor: + yield key + + def get_gramps_ids(self, obj_key): + key2table = { + PERSON_KEY: self.id_trans, + FAMILY_KEY: self.fid_trans, + SOURCE_KEY: self.sid_trans, + EVENT_KEY: self.eid_trans, + MEDIA_KEY: self.oid_trans, + PLACE_KEY: self.pid_trans, + REPOSITORY_KEY: self.rid_trans, + NOTE_KEY: self.nid_trans, + } + + table = key2table[obj_key] + return table.keys() + + def has_gramps_id(self, obj_key, gramps_id): + key2table = { + PERSON_KEY: self.id_trans, + FAMILY_KEY: self.fid_trans, + SOURCE_KEY: self.sid_trans, + EVENT_KEY: self.eid_trans, + MEDIA_KEY: self.oid_trans, + PLACE_KEY: self.pid_trans, + REPOSITORY_KEY: self.rid_trans, + NOTE_KEY: self.nid_trans, + } + + table = key2table[obj_key] + #return str(gramps_id) in table + return table.has_key(str(gramps_id)) + + def find_initial_person(self): + person = self.get_default_person() + if not person: + the_ids = self.get_gramps_ids(PERSON_KEY) + if the_ids: + person = self.get_person_from_gramps_id(min(the_ids)) + return person + + def _validated_id_prefix(self, val, default): + if isinstance(val, basestring) and val: + try: + str_ = val % 1 + except TypeError: # missing conversion specifier + prefix_var = val + "%d" + else: + prefix_var = val # OK as given + else: + prefix_var = default+"%04d" # not a string or empty string + return prefix_var + + def set_person_id_prefix(self, val): + """ + Set the naming template for GRAMPS Person ID values. + + The string is expected to be in the form of a simple text string, or + in a format that contains a C/Python style format string using %d, + such as I%d or I%04d. + """ + self.person_prefix = self._validated_id_prefix(val, "I") + + def set_source_id_prefix(self, val): + """ + Set the naming template for GRAMPS Source ID values. + + The string is expected to be in the form of a simple text string, or + in a format that contains a C/Python style format string using %d, + such as S%d or S%04d. + """ + self.source_prefix = self._validated_id_prefix(val, "S") + + def set_object_id_prefix(self, val): + """ + Set the naming template for GRAMPS MediaObject ID values. + + The string is expected to be in the form of a simple text string, or + in a format that contains a C/Python style format string using %d, + such as O%d or O%04d. + """ + self.mediaobject_prefix = self._validated_id_prefix(val, "O") + + def set_place_id_prefix(self, val): + """ + Set the naming template for GRAMPS Place ID values. + + The string is expected to be in the form of a simple text string, or + in a format that contains a C/Python style format string using %d, + such as P%d or P%04d. + """ + self.place_prefix = self._validated_id_prefix(val, "P") + + def set_family_id_prefix(self, val): + """ + Set the naming template for GRAMPS Family ID values. The string is + expected to be in the form of a simple text string, or in a format + that contains a C/Python style format string using %d, such as F%d + or F%04d. + """ + self.family_prefix = self._validated_id_prefix(val, "F") + + def set_event_id_prefix(self, val): + """ + Set the naming template for GRAMPS Event ID values. + + The string is expected to be in the form of a simple text string, or + in a format that contains a C/Python style format string using %d, + such as E%d or E%04d. + """ + self.event_prefix = self._validated_id_prefix(val, "E") + + def set_repository_id_prefix(self, val): + """ + Set the naming template for GRAMPS Repository ID values. + + The string is expected to be in the form of a simple text string, or + in a format that contains a C/Python style format string using %d, + such as R%d or R%04d. + """ + self.repository_prefix = self._validated_id_prefix(val, "R") + + def set_note_id_prefix(self, val): + """ + Set the naming template for GRAMPS Note ID values. + + The string is expected to be in the form of a simple text string, or + in a format that contains a C/Python style format string using %d, + such as N%d or N%04d. + """ + self.note_prefix = self._validated_id_prefix(val, "N") + + def transaction_begin(self, msg="", batch=False, no_magic=False): + """ + Create a new Transaction tied to the current UNDO database. + + The transaction has no effect until it is committed using the + transaction_commit function of the this database object. + """ + if self._LOG_ALL: + LOG.debug("%s: Transaction begin '%s'\n" + % (self.__class__.__name__, str(msg))) + if batch: + # A batch transaction does not store the commits + # Aborting the session completely will become impossible. + self.abort_possible = False + self.undo_history_timestamp = time.time() + # Undo is also impossible after batch transaction + self.undoindex = -1 + self.translist = [None] * _UNDO_SIZE + return Transaction(msg, self.undodb, batch) + + def transaction_commit(self, transaction, msg): + """ + Commit the transaction to the associated UNDO database. + """ + if self._LOG_ALL: + LOG.debug("%s: Transaction commit '%s'\n" + % (self.__class__.__name__, str(msg))) + + if not len(transaction) or self.readonly: + return + + transaction.set_description(msg) + transaction.timestamp = time.time() + self.undoindex += 1 + if self.undoindex >= _UNDO_SIZE: + # We overran the undo size. + # Aborting the session completely will become impossible. + self.abort_possible = False + self.undo_history_timestamp = time.time() + self.translist = self.translist[0:-1] + [ transaction ] + else: + self.translist[self.undoindex] = transaction + # Real commit erases all subsequent transactions + # to there's no Redo anymore. + for index in range(self.undoindex+1, _UNDO_SIZE): + self.translist[index] = None + + person_add = self.do_commit(transaction.person_add, self.person_map) + family_add = self.do_commit(transaction.family_add, self.family_map) + source_add = self.do_commit(transaction.source_add, self.source_map) + place_add = self.do_commit(transaction.place_add, self.place_map) + media_add = self.do_commit(transaction.media_add, self.media_map) + event_add = self.do_commit(transaction.event_add, self.event_map) + repository_add = self.do_commit(transaction.repository_add, + self.repository_map) + + note_add = self.do_commit(transaction.note_add, self.note_map) + person_upd = self.do_commit(transaction.person_update, self.person_map) + family_upd = self.do_commit(transaction.family_update, self.family_map) + source_upd = self.do_commit(transaction.source_update, self.source_map) + place_upd = self.do_commit(transaction.place_update, self.place_map) + media_upd = self.do_commit(transaction.media_update, self.media_map) + event_upd = self.do_commit(transaction.event_update, self.event_map) + repository_upd = self.do_commit(transaction.repository_update, + self.repository_map) + note_upd = self.do_commit(transaction.note_update, self.note_map) + + self.__do_emit('person', person_add, person_upd, transaction.person_del) + self.__do_emit('family', family_add, family_upd, transaction.family_del) + self.__do_emit('event', event_add, event_upd, transaction.event_del) + self.__do_emit('source', source_add, source_upd, transaction.source_del) + self.__do_emit('place', place_add, place_upd, transaction.place_del) + self.__do_emit('media', media_add, media_upd, transaction.media_del) + self.__do_emit('repository', repository_add, repository_upd, + transaction.repository_del) + self.__do_emit('note', note_add, note_upd, transaction.note_del) + + self.__do_del(transaction.person_del, self.del_person) + self.__do_del(transaction.family_del, self.del_family) + self.__do_del(transaction.place_del, self.del_place) + self.__do_del(transaction.source_del, self.del_source) + self.__do_del(transaction.event_del, self.del_event) + self.__do_del(transaction.media_del, self.del_media) + self.__do_del(transaction.repository_del, self.del_repository) + self.__do_del(transaction.note_del, self.del_note) + + if self.undo_callback: + self.undo_callback(_("_Undo %s") % transaction.get_description()) + if self.redo_callback: + self.redo_callback(None) + if self.undo_history_callback: + self.undo_history_callback() + + def __do_emit(self, objtype, add_list, upd_list, del_list): + if add_list: + self.emit(objtype + '-add', (add_list, )) + if upd_list: + self.emit(objtype + '-update', (upd_list, )) + if del_list: + self.emit(objtype + '-delete', (del_list, )) + + def __do_del(self, del_list, func): + for handle in del_list: + func(handle) + return del_list + + def do_commit(self, add_list, db_map): + retlist = [] + for (handle, data) in add_list: + db_map[handle] = data + retlist.append(str(handle)) + return retlist + + def undo_available(self): + """ + Return boolean of whether or not there's a possibility of undo. + """ + if self.undoindex == -1 or self.readonly: + return False + return True + + def redo_available(self): + """ + Return boolean of whether or not there's a possibility of redo. + """ + if self.undoindex >= _UNDO_SIZE or self.readonly: + return False + + if self.translist[self.undoindex+1] is None: + return False + + return True + + def undo(self, update_history=True): + """ + Access the last committed transaction, and revert the data to the + state before the transaction was committed. + """ + if not self.undo_available(): + return False + + transaction = self.translist[self.undoindex] + + mapbase = (self.person_map, self.family_map, self.source_map, + self.event_map, self.media_map, self.place_map, + self.repository_map, {}, self.note_map) + + self.undoindex -= 1 + subitems = transaction.get_recnos() + subitems.reverse() + for record_id in subitems: + (key, handle, old_data, new_data) = transaction.get_record(record_id) + if key == REFERENCE_KEY: + self.undo_reference(old_data, handle) + else: + self.undo_data(old_data, handle, mapbase[key], _SIGBASE[key]) + + if self.undo_callback: + if self.undo_available(): + new_transaction = self.translist[self.undoindex] + self.undo_callback(_("_Undo %s") + % new_transaction.get_description()) + else: + self.undo_callback(None) + + if self.redo_callback: + if self. redo_available(): + self.redo_callback(_("_Redo %s") + % transaction.get_description()) + else: + self.redo_callback(None) + + if update_history and self.undo_history_callback: + self.undo_history_callback() + return True + + def redo(self, update_history=True): + """ + Accesse the last undone transaction, and revert the data to the state + before the transaction was undone. + """ + + if not self.redo_available(): + return False + + self.undoindex += 1 + transaction = self.translist[self.undoindex] + mapbase = (self.person_map, self.family_map, self.source_map, + self.event_map, self.media_map, self.place_map, + self.repository_map, {}, self.note_map) + + subitems = transaction.get_recnos() + for record_id in subitems: + (key, handle, old_data, new_data) = transaction.get_record(record_id) + if key == REFERENCE_KEY: + self.undo_reference(new_data, handle) + else: + self.undo_data(new_data, handle, mapbase[key], _SIGBASE[key]) + + if self.undo_callback: + if self.undo_available(): + self.undo_callback(_("_Undo %s") + % transaction.get_description()) + else: + self.undo_callback(None) + + if self.redo_callback: + if self.redo_available(): + new_transaction = self.translist[self.undoindex+1] + self.redo_callback(_("_Redo %s") + % new_transaction.get_description()) + else: + self.redo_callback(None) + + if update_history and self.undo_history_callback: + self.undo_history_callback() + return True + + def undo_reference(self, data, handle): + pass + + def undo_data(self, data, handle, db_map, signal_root): + if data is None: + self.emit(signal_root + '-delete', ([handle], )) + del db_map[handle] + else: + if handle in db_map: + signal = signal_root + '-update' + else: + signal = signal_root + '-add' + db_map[handle] = data + self.emit(signal, ([handle], )) + + def set_undo_callback(self, callback): + """ + Define the callback function that is called whenever an undo operation + is executed. + + The callback function receives a single argument that is a text string + that defines the operation. + """ + self.undo_callback = callback + + def set_redo_callback(self, callback): + """ + Define the callback function that is called whenever an redo operation + is executed. + + The callback function receives a single argument that is a text string + that defines the operation. + """ + self.redo_callback = callback + + def get_surname_list(self): + """ + Return the list of locale-sorted surnames contained in the database. + """ + return self.surname_list + + def build_surname_list(self): + """ + Build the list of locale-sorted surnames contained in the database. + + The function must be overridden in the derived class. + """ + raise NotImplementedError + + def sort_surname_list(self): + self.surname_list.sort(key=locale.strxfrm) + + def add_to_surname_list(self, person, batch_transaction): + if batch_transaction: + return + name = unicode(person.get_primary_name().get_surname()) + if name not in self.surname_list: + self.surname_list.append(name) + self.sort_surname_list() + + def remove_from_surname_list(self, person): + """ + Check whether there are persons with the same surname left in + the database. + + If not then we need to remove the name from the list. + The function must be overridden in the derived class. + """ + raise NotImplementedError + + def get_bookmarks(self): + """Return the list of Person handles in the bookmarks.""" + return self.bookmarks + + def get_family_bookmarks(self): + """Return the list of Person handles in the bookmarks.""" + return self.family_bookmarks + + def get_event_bookmarks(self): + """Return the list of Person handles in the bookmarks.""" + return self.event_bookmarks + + def get_place_bookmarks(self): + """Return the list of Person handles in the bookmarks.""" + return self.place_bookmarks + + def get_source_bookmarks(self): + """Return the list of Person handles in the bookmarks.""" + return self.source_bookmarks + + def get_media_bookmarks(self): + """Return the list of Person handles in the bookmarks.""" + return self.media_bookmarks + + def get_repo_bookmarks(self): + """Return the list of Person handles in the bookmarks.""" + return self.repo_bookmarks + + def get_note_bookmarks(self): + """Return the list of Note handles in the bookmarks.""" + return self.note_bookmarks + + def set_researcher(self, owner): + """Set the information about the owner of the database.""" + self.owner.set_from(owner) + + def get_researcher(self): + """ + Return the Researcher instance, providing information about the owner + of the database. + """ + return self.owner + + def set_default_person_handle(self, handle): + """Set the default Person to the passed instance.""" + if (self.metadata is not None) and (not self.readonly): + self.metadata['default'] = str(handle) + self.emit('home-person-changed') + + def get_default_person(self): + """Return the default Person of the database.""" + person = self.get_person_from_handle(self.get_default_handle()) + if person: + return person + elif (self.metadata is not None) and (not self.readonly): + self.metadata['default'] = None + return None + + def get_default_handle(self): + """Return the default Person of the database.""" + if self.metadata is not None: + return self.metadata.get('default') + return None + + def get_save_path(self): + """Return the save path of the file, or "" if one does not exist.""" + return self.path + + def set_save_path(self, path): + """Set the save path for the database.""" + self.path = path + + def get_person_event_types(self): + """ + Return a list of all Event types associated with Person instances in + the database. + """ + return list(self.individual_event_names) + + def get_person_attribute_types(self): + """ + Return a list of all Attribute types associated with Person instances + in the database. + """ + return list(self.individual_attributes) + + def get_family_attribute_types(self): + """ + Return a list of all Attribute types associated with Family instances + in the database. + """ + return list(self.family_attributes) + + def get_family_event_types(self): + """ + Return a list of all Event types associated with Family instances in + the database. + """ + return list(self.family_event_names) + + def get_marker_types(self): + """ + Return a list of all marker types available in the database. + """ + return list(self.marker_names) + + def get_media_attribute_types(self): + """ + Return a list of all Attribute types associated with Media and MediaRef + instances in the database. + """ + return list(self.media_attributes) + + def get_family_relation_types(self): + """ + Return a list of all relationship types associated with Family + instances in the database. + """ + return list(self.family_rel_types) + + def get_child_reference_types(self): + """ + Return a list of all child reference types associated with Family + instances in the database. + """ + return list(self.child_ref_types) + + def get_event_roles(self): + """ + Return a list of all custom event role names associated with Event + instances in the database. + """ + return list(self.event_role_names) + + def get_name_types(self): + """ + Return a list of all custom names types associated with Person + instances in the database. + """ + return list(self.name_types) + + def get_repository_types(self): + """ + Return a list of all custom repository types associated with Repository + instances in the database. + """ + return list(self.repository_types) + + def get_note_types(self): + """ + Return a list of all custom note types associated with Note instances + in the database. + """ + return list(self.note_types) + + def get_source_media_types(self): + """ + Return a list of all custom source media types associated with Source + instances in the database. + """ + return list(self.source_media_types) + + def get_url_types(self): + """ + Return a list of all custom names types associated with Url instances + in the database. + """ + return list(self.url_types) + + def remove_person(self, handle, transaction): + """ + Remove the Person specified by the database handle from the database, + preserving the change in the passed transaction. + + This method must be overridden in the derived class. + """ + + if self.readonly or not handle: + return + self.delete_primary_from_reference_map(handle, transaction) + person = self.get_person_from_handle(handle) + self.genderStats.uncount_person (person) + self.remove_from_surname_list(person) + if transaction.batch: + self.del_person(handle) + else: + transaction.add(PERSON_KEY, handle, person.serialize(), None) + transaction.person_del.append(str(handle)) + + def get_del_func(self, key): + key2del = { + PERSON_KEY: self.del_person, + FAMILY_KEY: self.del_family, + SOURCE_KEY: self.del_source, + EVENT_KEY: self.del_event, + MEDIA_KEY: self.del_media, + PLACE_KEY: self.del_place, + REPOSITORY_KEY: self.del_repository, + NOTE_KEY: self.del_note, + } + return key2del[key] + + def do_remove_object(self, handle, trans, dmap, key, del_list): + if self.readonly or not handle: + return + + handle = str(handle) + self.delete_primary_from_reference_map(handle, trans) + if trans.batch: + del_func = self.get_del_func(key) + del_func(handle) + else: + old_data = dmap.get(handle) + trans.add(key, handle, old_data, None) + del_list.append(handle) + + def remove_source(self, handle, transaction): + """ + Remove the Source specified by the database handle from the + database, preserving the change in the passed transaction. + + This method must be overridden in the derived class. + """ + self.do_remove_object(handle, transaction, self.source_map, + SOURCE_KEY, transaction.source_del) + + def remove_event(self, handle, transaction): + """ + Remove the Event specified by the database handle from the + database, preserving the change in the passed transaction. + + This method must be overridden in the derived class. + """ + self.do_remove_object(handle, transaction, self.event_map, + EVENT_KEY, transaction.event_del) + + def remove_object(self, handle, transaction): + """ + Remove the MediaObjectPerson specified by the database handle from the + database, preserving the change in the passed transaction. + + This method must be overridden in the derived class. + """ + self.do_remove_object(handle, transaction, self.media_map, + MEDIA_KEY, transaction.media_del) + + def remove_place(self, handle, transaction): + """ + Remove the Place specified by the database handle from the + database, preserving the change in the passed transaction. + + This method must be overridden in the derived class. + """ + self.do_remove_object(handle, transaction, self.place_map, + PLACE_KEY, transaction.place_del) + + def remove_family(self, handle, transaction): + """ + Remove the Family specified by the database handle from the + database, preserving the change in the passed transaction. + + This method must be overridden in the derived class. + """ + self.do_remove_object(handle, transaction, self.family_map, + FAMILY_KEY, transaction.family_del) + + def remove_repository(self, handle, transaction): + """ + Remove the Repository specified by the database handle from the + database, preserving the change in the passed transaction. + + This method must be overridden in the derived class. + """ + self.do_remove_object(handle, transaction, self.repository_map, + REPOSITORY_KEY, transaction.repository_del) + + def remove_note(self, handle, transaction): + """ + Remove the Note specified by the database handle from the + database, preserving the change in the passed transaction. + + This method must be overridden in the derived class. + """ + self.do_remove_object(handle, transaction, self.note_map, + NOTE_KEY, transaction.note_del) + + def get_raw_person_data(self, handle): + return self.person_map.get(str(handle)) + + def get_raw_family_data(self, handle): + return self.family_map.get(str(handle)) + + def get_raw_object_data(self, handle): + return self.media_map.get(str(handle)) + + def get_raw_place_data(self, handle): + return self.place_map.get(str(handle)) + + def get_raw_event_data(self, handle): + return self.event_map.get(str(handle)) + + def get_raw_source_data(self, handle): + return self.source_map.get(str(handle)) + + def get_raw_repository_data(self, handle): + return self.repository_map.get(str(handle)) + + def get_raw_note_data(self, handle): + return self.note_map.get(str(handle)) + + def has_person_handle(self, handle): + """ + Return True if the handle exists in the current Person database. + """ + return str(handle) in self.person_map + + def has_event_handle(self, handle): + """ + Return True if the handle exists in the current Event database. + """ + return str(handle) in self.event_map + + def has_source_handle(self, handle): + """ + Return True if the handle exists in the current Source database. + """ + return str(handle) in self.source_map + + def has_place_handle(self, handle): + """ + Return True if the handle exists in the current Place database. + """ + return str(handle) in self.place_map + + def has_family_handle(self, handle): + """ + Return True if the handle exists in the current Family database. + """ + return str(handle) in self.family_map + + def has_object_handle(self, handle): + """ + Return True if the handle exists in the current MediaObjectdatabase. + """ + return str(handle) in self.media_map + + def has_repository_handle(self, handle): + """ + Return True if the handle exists in the current Repository database. + """ + return str(handle) in self.repository_map + + def has_note_handle(self, handle): + """ + Return True if the handle exists in the current Note database. + """ + return str(handle) in self.note_map + + def __sortbyplace(self, first, second): + return locale.strcoll(self.place_map.get(str(first))[2], + self.place_map.get(str(second))[2]) + + def __sortbyplace_key(self, place): + return locale.strxfrm(self.place_map.get(str(place))[2]) + + def __sortbysource(self, first, second): + source1 = unicode(self.source_map[str(first)][2]) + source2 = unicode(self.source_map[str(second)][2]) + return locale.strcoll(source1, source2) + + def __sortbysource_key(self, key): + source = unicode(self.source_map[str(key)][2]) + return locale.strxfrm(source) + + def __sortbymedia(self, first, second): + media1 = self.media_map[str(first)][4] + media2 = self.media_map[str(second)][4] + return locale.strcoll(media1, media2) + + def __sortbymedia_key(self, key): + media = self.media_map[str(key)][4] + return locale.strxfrm(media) + + def set_mediapath(self, path): + """Set the default media path for database, path should be utf-8.""" + if (self.metadata is not None) and (not self.readonly): + self.metadata['mediapath'] = path + + def get_mediapath(self): + """Return the default media path of the database.""" + if self.metadata is not None: + return self.metadata.get('mediapath', None) + return None + + def set_column_order(self, col_list, name): + if (self.metadata is not None) and (not self.readonly): + self.metadata[name] = col_list + + def set_person_column_order(self, col_list): + """ + Store the Person display common information in the database's metadata. + """ + self.set_column_order(col_list, PERSON_COL_KEY) + + def set_family_list_column_order(self, col_list): + """ + Store the Person display common information in the database's metadata. + """ + self.set_column_order(col_list, FAMILY_COL_KEY) + + def set_child_column_order(self, col_list): + """ + Store the Person display common information in the database's metadata. + """ + self.set_column_order(col_list, CHILD_COL_KEY) + + def set_place_column_order(self, col_list): + """ + Store the Place display common information in the database's metadata. + """ + self.set_column_order(col_list, PLACE_COL_KEY) + + def set_source_column_order(self, col_list): + """ + Store the Source display common information in the database's metadata. + """ + self.set_column_order(col_list, SOURCE_COL_KEY) + + def set_media_column_order(self, col_list): + """ + Store the Media display common information in the database's metadata. + """ + self.set_column_order(col_list, MEDIA_COL_KEY) + + def set_event_column_order(self, col_list): + """ + Store the Event display common information in the database's metadata. + """ + self.set_column_order(col_list, EVENT_COL_KEY) + + def set_repository_column_order(self, col_list): + """ + Store the Repository display common information in the database's + metadata. + """ + self.set_column_order(col_list, REPOSITORY_COL_KEY) + + def set_note_column_order(self, col_list): + """ + Store the Note display common information in the database's metadata. + """ + self.set_column_order(col_list, NOTE_COL_KEY) + + def __get_column_order(self, name, default): + if self.metadata is None: + return default + else: + cols = self.metadata.get(name, default) + if len(cols) != len(default): + return cols + default[len(cols):] + else: + return cols + + def get_person_column_order(self): + """ + Return the Person display common information stored in the database's + metadata. + """ + default = [(1, 1, 100), (1, 2, 100), (1, 3, 150), (0, 4, 150), + (1, 5, 150), (0, 6, 150), (0, 7, 100), (0, 8, 100), + ] + return self.__get_column_order(PERSON_COL_KEY, default) + + def __get_columns(self, key, default): + values = self.__get_column_order(key, default) + new = [] + for val in values: + if len(val) == 2: + for x in default: + if val[1] == x[1]: + new.append((val[0], val[1], x[2])) + break + else: + new.append(val) + return new + + def get_family_list_column_order(self): + """ + Return the Person display common information stored in the database's + metadata. + """ + default = [(1, 0, 75), (1, 1, 200), (1, 2, 200), (1, 3, 100), + (0, 4, 100)] + return self.__get_columns(FAMILY_COL_KEY, default) + + def get_child_column_order(self): + """ + Return the Person display common information stored in the database's + metadata. + """ + default = [(1, 0), (1, 1), (1, 2), (1, 3), (1, 4), (1, 5), + (0, 6), (0, 7)] + return self.__get_column_order(CHILD_COL_KEY, default) + + def get_place_column_order(self): + """ + Return the Place display common information stored in thedatabase's + metadata. + """ + default = [(1, 0, 250), (1, 1, 75), (1, 11, 100), (0, 3, 100), + (1, 4, 100, ), (0, 5, 150), (1, 6, 150), (0, 7, 150), + (0, 8, 150), (0, 9, 150), (0, 10, 150),(0,2,100)] + return self.__get_columns(PLACE_COL_KEY, default) + + def get_source_column_order(self): + """ + Return the Source display common information stored in the database's + metadata. + """ + default = [(1, 0, 200), (1, 1, 75), (1, 2, 150), (0, 3, 100), + (1, 4, 150), (0, 5, 100)] + return self.__get_columns(SOURCE_COL_KEY, default) + + def get_media_column_order(self): + """ + Return the MediaObject display common information stored in the + database's metadata. + """ + default = [(1, 0, 200, ), (1, 1, 75), (1, 2, 100), (1, 3, 200), + (1, 5, 150), (0, 4, 150)] + return self.__get_columns(MEDIA_COL_KEY, default) + + def get_event_column_order(self): + """ + Return the Event display common information stored in the database's + metadata. + """ + default = [(1, 0, 200), (1, 1, 75), (1, 2, 100), (1, 3, 150), + (1, 4, 200), (0, 5, 100)] + return self.__get_columns(EVENT_COL_KEY, default) + + def get_repository_column_order(self): + """ + Return the Repository display common information stored in the + database's metadata. + """ + default = [(1, 0, 200), (1, 1, 75), (0, 5, 100), (0, 6, 100), + (1, 2, 100), (1, 3, 250), (1, 4, 100), (0, 7, 100), + (0, 8, 100), (0, 9, 100), (0, 10, 100), (0, 12, 100)] + return self.__get_columns(REPOSITORY_COL_KEY, default) + + def get_note_column_order(self): + """ + Return the Note display common information stored in the database's + metadata. + """ + default = [(1, 0, 350), (1, 1, 75), (1, 2, 100), (1, 3, 100)] + return self.__get_columns(NOTE_COL_KEY, default) + + def delete_primary_from_reference_map(self, handle, transaction): + """ + Called each time an object is removed from the database. + + This can be used by subclasses to update any additional index tables + that might need to be changed. + """ + pass + + def update_reference_map(self, obj, transaction): + """ + Called each time an object is writen to the database. + + This can be used by subclasses to update any additional index tables + that might need to be changed. + """ + pass + + def reindex_reference_map(self, callback): + """ + Reindex all primary records in the database. + """ + pass + + def find_backlink_handles(self, handle, include_classes=None): + """ + Find all objects that hold a reference to the object handle. + + Returns an iterator over a list of (class_name, handle) tuples. + + @param handle: handle of the object to search for. + @type handle: database handle + @param include_classes: list of class names to include in the results. + Default: None means include all classes. + @type include_classes: list of class names + + This default implementation does a sequential scan through all + the primary object databases and is very slow. Backends can + override this method to provide much faster implementations that + make use of additional capabilities of the backend. + + Note that this is a generator function, it returns a iterator for + use in loops. If you want a list of the results use: + + > result_list = [i for i in find_backlink_handles(handle)] + """ + + # Make a dictionary of the functions and classes that we need for + # each of the primary object tables. + primary_tables = { + 'Person': {'cursor_func': self.get_person_cursor, + 'class_func': Person}, + 'Family': {'cursor_func': self.get_family_cursor, + 'class_func': Family}, + 'Event': {'cursor_func': self.get_event_cursor, + 'class_func': Event}, + 'Place': {'cursor_func': self.get_place_cursor, + 'class_func': Place}, + 'Source': {'cursor_func': self.get_source_cursor, + 'class_func': Source}, + 'MediaObject': {'cursor_func': self.get_media_cursor, + 'class_func': MediaObject}, + 'Repository': {'cursor_func': self.get_repository_cursor, + 'class_func': Repository}, + 'Note': {'cursor_func': self.get_note_cursor, + 'class_func': Note}, + } + + + # Find which tables to iterate over + if (include_classes is None): + the_tables = primary_tables.keys() + else: + the_tables = include_classes + + # Now we use the functions and classes defined above to loop through + # each of the existing primary object tables + for primary_table_name, funcs in the_tables.iteritems(): + with funcs['cursor_func']() as cursor: + + # Grab the real object class here so that the lookup does + # not happen inside the main loop. + class_func = funcs['class_func'] + for found_handle, val in cursor: + obj = class_func() + obj.unserialize(val) + + # Now we need to loop over all object types + # that have been requests in the include_classes list + for classname in primary_tables: + if obj.has_handle_reference(classname, handle): + yield (primary_table_name, found_handle) + return + + def report_bm_change(self): + """ + Add 1 to the number of bookmark changes during this session. + """ + self._bm_changes += 1 + + def db_has_bm_changes(self): + """ + Return whethere there were bookmark changes during the session. + """ + return self._bm_changes > 0 + +class Transaction(object): + """ + Define a group of database commits that define a single logical operation. + """ + def __init__(self, msg, db, batch=False, no_magic=False): + """ + Create a new transaction. + + A Transaction instance should not be created directly, but by the + GrampsDbBase class or classes derived from GrampsDbBase. The db + parameter is a list-like interface that stores the commit data. This + could be a simple list, or a RECNO-style database object. + + The batch parameter is set to True for large transactions. For such + transactions, the list of changes is not maintained, and no undo + is possible. + + The no_magic parameter is ignored for non-batch transactions, and + is also of no importance for DB backends other than BSD DB. For + the BSDDB, when this paramter is set to True, some secondary + indices will be removed at the beginning and then rebuilt at + the end of such transaction (only if it is batch). + """ + self.db = db + self.first = None + self.last = None + self.batch = batch + self.no_magic = no_magic + self.length = 0 + self.timestamp = 0 + + self.person_add = [] + self.person_del = [] + self.person_update = [] + + self.family_add = [] + self.family_del = [] + self.family_update = [] + + self.source_add = [] + self.source_del = [] + self.source_update = [] + + self.event_add = [] + self.event_del = [] + self.event_update = [] + + self.media_add = [] + self.media_del = [] + self.media_update = [] + + self.place_add = [] + self.place_del = [] + self.place_update = [] + + self.repository_add = [] + self.repository_del = [] + self.repository_update = [] + + self.note_add = [] + self.note_del = [] + self.note_update = [] + + def get_description(self): + """ + Return the text string that describes the logical operation performed + by the Transaction. + """ + return self.msg + + def set_description(self, msg): + """ + Set the text string that describes the logical operation performed by + the Transaction. + """ + self.msg = msg + + def add(self, obj_type, handle, old_data, new_data): + """ + Add a commit operation to the Transaction. + + The obj_type is a constant that indicates what type of PrimaryObject + is being added. The handle is the object's database handle, and the + data is the tuple returned by the object's serialize method. + """ + self.last = self.db.append( + cPickle.dumps((obj_type, handle, old_data, new_data), 1)) + if self.first is None: + self.first = self.last + + def get_recnos(self): + """ + Return a list of record numbers associated with the transaction. + + While the list is an arbitrary index of integers, it can be used + to indicate record numbers for a database. + """ + return range (self.first, self.last+1) + + def get_record(self, recno): + """ + Return a tuple representing the PrimaryObject type, database handle + for the PrimaryObject, and a tuple representing the data created by + the object's serialize method. + """ + return cPickle.loads(self.db[recno]) + + def __len__(self): + """ + Return the number of commits associated with the Transaction. + """ + if self.last and self.first: + return self.last - self.first + 1 + return 0 + +# ------------------------------------------ +# +# Register Plugin +# +# ------------------------------------------- + +try: + from gettext import gettext as _ + from gen.plug import PluginManager, Plugin +except ImportError: + print 'Plugin manager not imported.' + +try: + PluginManager.get_instance().register_plugin( + Plugin( + name = __name__, + description = _("Base class for ImportGrdb"), + module_name = __name__ + ) + ) +except NameError: + print 'Plugin not registered.' diff --git a/src/plugins/lib/libmixin.py b/src/plugins/lib/libmixin.py new file mode 100644 index 000000000..f99a9dbba --- /dev/null +++ b/src/plugins/lib/libmixin.py @@ -0,0 +1,301 @@ +# +# Gramps - a GTK+/GNOME based genealogy program +# +# Copyright (C) 2000-2007 Donald N. Allingham +# +# 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: mixin.py 12786 2009-07-11 15:32:37Z gburto01 $ + +""" +Mixin for GrampsDbDir to enable find_from_handle and check_from_handle methods. +""" + +#------------------------------------------------------------------------------ +# +# Gramps Modules +# +#------------------------------------------------------------------------------ +from gen.lib import (GenderStats, Person, Family, Event, Place, Source, + MediaObject, Repository, Note) + +#------------------------------------------------------------------------------ +# +# GrampsDbMixin class +# +#------------------------------------------------------------------------------ +class GrampsDbMixin(object): + """ + GrampsDbMixin -- a collection of methods to be added to the main + gramps database class for use with import functions. To enable these + functions, add the following code to your module: + + if GrampsDbMixin not in database.__class__.__bases__: + database.__class__.__bases__ = (GrampsDbMixin,) + \ + database.__class__.__bases__ + + where "database" is the object name of your instance of the gramps + database. + """ + def find_from_handle(self, handle, transaction, class_type, dmap, + add_func): + """ + Find a object of class_type in the database from the passed handle. + + If no object exists, a new object is added to the database. + + @return: Returns a tuple, first the object, second a bool which is True + if the object is new + @rtype: tuple + """ + obj = class_type() + handle = str(handle) + new = True + if handle in dmap: + obj.unserialize(dmap.get(handle)) + #references create object with id None before object is really made + if obj.gramps_id is not None: + new = False + else: + obj.set_handle(handle) + add_func(obj, transaction) + return obj, new + + def __check_from_handle(self, handle, transaction, class_type, dmap, + add_func, set_gid=True): + handle = str(handle) + if handle not in dmap: + obj = class_type() + obj.set_handle(handle) + add_func(obj, transaction, set_gid=set_gid) + + def find_person_from_handle(self, handle, transaction): + """ + Find a Person in the database from the passed handle. + + If no such Person exists, a new Person is added to the database. + + @return: Returns a tuple, first the object, second a bool which is True + if the object is new + @rtype: tuple + """ + return self.find_from_handle(handle, transaction, Person, + self.person_map, self.add_person) + + def find_source_from_handle(self, handle, transaction): + """ + Find a Source in the database from the passed handle. + + If no such Source exists, a new Source is added to the database. + + @return: Returns a tuple, first the object, second a bool which is True + if the object is new + @rtype: tuple + """ + return self.find_from_handle(handle, transaction, Source, + self.source_map, self.add_source) + + def find_event_from_handle(self, handle, transaction): + """ + Find a Event in the database from the passed handle. + + If no such Event exists, a new Event is added to the database. + + @return: Returns a tuple, first the object, second a bool which is True + if the object is new + @rtype: tuple + """ + return self.find_from_handle(handle, transaction, Event, + self.event_map, self.add_event) + + def find_object_from_handle(self, handle, transaction): + """ + Find a MediaObject in the database from the passed handle. + + If no such MediaObject exists, a new Object is added to the database. + + @return: Returns a tuple, first the object, second a bool which is True + if the object is new + @rtype: tuple + """ + return self.find_from_handle(handle, transaction, MediaObject, + self.media_map, self.add_object) + + def find_place_from_handle(self, handle, transaction): + """ + Find a Place in the database from the passed handle. + + If no such Place exists, a new Place is added to the database. + + @return: Returns a tuple, first the object, second a bool which is True + if the object is new + @rtype: tuple + """ + return self.find_from_handle(handle, transaction, Place, + self.place_map, self.add_place) + + def find_family_from_handle(self, handle, transaction): + """ + Find a Family in the database from the passed handle. + + If no such Family exists, a new Family is added to the database. + + @return: Returns a tuple, first the object, second a bool which is True + if the object is new + @rtype: tuple + """ + return self.find_from_handle(handle, transaction, Family, + self.family_map, self.add_family) + + def find_repository_from_handle(self, handle, transaction): + """ + Find a Repository in the database from the passed handle. + + If no such Repository exists, a new Repository is added to the database. + + @return: Returns a tuple, first the object, second a bool which is True + if the object is new + @rtype: tuple + """ + return self.find_from_handle(handle, transaction, Repository, + self.repository_map, self.add_repository) + + def find_note_from_handle(self, handle, transaction): + """ + Find a Note in the database from the passed handle. + + If no such Note exists, a new Note is added to the database. + + @return: Returns a tuple, first the object, second a bool which is True + if the object is new + @rtype: tuple + """ + return self.find_from_handle(handle, transaction, Note, + self.note_map, self.add_note) + + def check_person_from_handle(self, handle, transaction, set_gid=True): + """ + Check whether a Person with the passed handle exists in the database. + + If no such Person exists, a new Person is added to the database. + If set_gid then a new gramps_id is created, if not, None is used. + """ + self.__check_from_handle(handle, transaction, Person, + self.person_map, self.add_person, + set_gid = set_gid) + + def check_source_from_handle(self, handle, transaction, set_gid=True): + """ + Check whether a Source with the passed handle exists in the database. + + If no such Source exists, a new Source is added to the database. + If set_gid then a new gramps_id is created, if not, None is used. + """ + self.__check_from_handle(handle, transaction, Source, + self.source_map, self.add_source, + set_gid=set_gid) + + def check_event_from_handle(self, handle, transaction, set_gid=True): + """ + Check whether an Event with the passed handle exists in the database. + + If no such Event exists, a new Event is added to the database. + If set_gid then a new gramps_id is created, if not, None is used. + """ + self.__check_from_handle(handle, transaction, Event, + self.event_map, self.add_event, + set_gid=set_gid) + + def check_object_from_handle(self, handle, transaction, set_gid=True): + """ + Check whether a MediaObject with the passed handle exists in the + database. + + If no such MediaObject exists, a new Object is added to the database. + If set_gid then a new gramps_id is created, if not, None is used. + """ + + self.__check_from_handle(handle, transaction, MediaObject, + self.media_map, self.add_object, + set_gid=set_gid) + + def check_place_from_handle(self, handle, transaction, set_gid=True): + """ + Check whether a Place with the passed handle exists in the database. + + If no such Place exists, a new Place is added to the database. + If set_gid then a new gramps_id is created, if not, None is used. + """ + self.__check_from_handle(handle, transaction, Place, + self.place_map, self.add_place, + set_gid=set_gid) + + def check_family_from_handle(self, handle, transaction, set_gid=True): + """ + Check whether a Family with the passed handle exists in the database. + + If no such Family exists, a new Family is added to the database. + If set_gid then a new gramps_id is created, if not, None is used. + """ + self.__check_from_handle(handle, transaction, Family, + self.family_map, self.add_family, + set_gid=set_gid) + + def check_repository_from_handle(self, handle, transaction, set_gid=True): + """ + Check whether a Repository with the passed handle exists in the + database. + + If no such Repository exists, a new Repository is added to the database. + If set_gid then a new gramps_id is created, if not, None is used. + """ + self.__check_from_handle(handle, transaction, Repository, + self.repository_map, self.add_repository, + set_gid=set_gid) + + def check_note_from_handle(self, handle, transaction, set_gid=True): + """ + Check whether a Note with the passed handle exists in the database. + + If no such Note exists, a new Note is added to the database. + If set_gid then a new gramps_id is created, if not, None is used. + """ + self.__check_from_handle(handle, transaction, Note, + self.note_map, self.add_note, + set_gid=set_gid) + +# ------------------------------------------ +# +# Register Plugin +# +# ------------------------------------------- + +try: + from gettext import gettext as _ + from gen.plug import PluginManager, Plugin +except ImportError: + print 'Plugin manager not imported.' + +try: + PluginManager.get_instance().register_plugin( + Plugin( + name = __name__, + description = _("Additional methods for Import plugins"), + module_name = __name__ + ) + ) +except NameError: + print 'Plugin not registered.'